From 5c38420f8091019aac00b5c0c2846f0c35b297c4 Mon Sep 17 00:00:00 2001 From: Xiangfu Liu Date: Mon, 12 Oct 2009 11:22:48 +0800 Subject: [PATCH] add xburst platform files --- board/qi_lb60/Makefile | 38 + board/qi_lb60/config.mk | 33 + board/qi_lb60/config.tmp | 1 + board/qi_lb60/flash.c | 50 + board/qi_lb60/qi_lb60.c | 103 + board/qi_lb60/u-boot-nand.lds | 63 + board/qi_lb60/u-boot.lds | 63 + cpu/mips/jz4740.c | 574 +++++ cpu/mips/jz4740_cpm_test.c | 98 + cpu/mips/jz4740_nand.c | 198 ++ cpu/mips/jz_cs8900.c | 397 +++ cpu/mips/jz_cs8900.h | 258 ++ cpu/mips/jz_eth.c | 376 +++ cpu/mips/jz_eth.h | 267 ++ cpu/mips/jz_i2c.c | 234 ++ cpu/mips/jz_lcd.c | 643 +++++ cpu/mips/jz_lcd.h | 1020 ++++++++ cpu/mips/jz_mmc.c | 1404 +++++++++++ cpu/mips/jz_mmc.h | 113 + cpu/mips/jz_serial.c | 167 ++ cpu/mips/mmc_protocol.h | 273 +++ cpu/mips/usb_boot.S | 821 +++++++ include/asm-mips/jz4740.h | 4880 +++++++++++++++++++++++++++++++++++++ include/configs/qi_lb60.h | 210 ++ nand_spl/board/qi_lb60/Makefile | 104 + nand_spl/board/qi_lb60/config.mk | 34 + nand_spl/board/qi_lb60/u-boot.lds | 63 + nand_spl/nand_boot_jz4740.c | 456 ++++ 28 files changed, 12941 insertions(+), 0 deletions(-) create mode 100644 board/qi_lb60/Makefile create mode 100644 board/qi_lb60/config.mk create mode 100644 board/qi_lb60/config.tmp create mode 100644 board/qi_lb60/flash.c create mode 100644 board/qi_lb60/qi_lb60.c create mode 100644 board/qi_lb60/u-boot-nand.lds create mode 100644 board/qi_lb60/u-boot.lds create mode 100644 cpu/mips/jz4740.c create mode 100644 cpu/mips/jz4740_cpm_test.c create mode 100644 cpu/mips/jz4740_nand.c create mode 100644 cpu/mips/jz_cs8900.c create mode 100644 cpu/mips/jz_cs8900.h create mode 100644 cpu/mips/jz_eth.c create mode 100644 cpu/mips/jz_eth.h create mode 100644 cpu/mips/jz_i2c.c create mode 100644 cpu/mips/jz_lcd.c create mode 100644 cpu/mips/jz_lcd.h create mode 100644 cpu/mips/jz_mmc.c create mode 100644 cpu/mips/jz_mmc.h create mode 100644 cpu/mips/jz_serial.c create mode 100644 cpu/mips/mmc_protocol.h create mode 100644 cpu/mips/usb_boot.S create mode 100644 include/asm-mips/jz4740.h create mode 100644 include/configs/qi_lb60.h create mode 100644 nand_spl/board/qi_lb60/Makefile create mode 100644 nand_spl/board/qi_lb60/config.mk create mode 100644 nand_spl/board/qi_lb60/u-boot.lds create mode 100644 nand_spl/nand_boot_jz4740.c diff --git a/board/qi_lb60/Makefile b/board/qi_lb60/Makefile new file mode 100644 index 0000000..470447d --- /dev/null +++ b/board/qi_lb60/Makefile @@ -0,0 +1,38 @@ +# +# (C) Copyright 2006 +# Ingenic Semiconductor, +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o +SOBJS = + +$(LIB): .depend $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) $(SOBJS) + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/qi_lb60/config.mk b/board/qi_lb60/config.mk new file mode 100644 index 0000000..56b77d3 --- /dev/null +++ b/board/qi_lb60/config.mk @@ -0,0 +1,33 @@ +# +# (C) Copyright 2006 +# Ingenic Semiconductor, +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# Ingenic's PI board, MIPS32 core +# + +sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp + +ifndef TEXT_BASE +# ROM version +TEXT_BASE = 0x88000000 + +# RAM version +#TEXT_BASE = 0x80100000 +endif diff --git a/board/qi_lb60/config.tmp b/board/qi_lb60/config.tmp new file mode 100644 index 0000000..3ea6c8c --- /dev/null +++ b/board/qi_lb60/config.tmp @@ -0,0 +1 @@ +TEXT_BASE = 0x80100000 diff --git a/board/qi_lb60/flash.c b/board/qi_lb60/flash.c new file mode 100644 index 0000000..891c604 --- /dev/null +++ b/board/qi_lb60/flash.c @@ -0,0 +1,50 @@ +/* + * (C) Copyright 2009 PI + * xiangfu liu, + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 3 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include + +flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/* + * flash_init() + * + * sets up flash_info and returns size of FLASH (bytes) + */ +unsigned long flash_init (void) +{ + return (0); +} + +int flash_erase (flash_info_t * info, int s_first, int s_last) +{ + printf ("flash_erase not implemented\n"); + return 0; +} + +void flash_print_info (flash_info_t * info) +{ + printf ("flash_print_info not implemented\n"); +} + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + printf ("write_buff not implemented\n"); + return (-1); +} diff --git a/board/qi_lb60/qi_lb60.c b/board/qi_lb60/qi_lb60.c new file mode 100644 index 0000000..572d22b --- /dev/null +++ b/board/qi_lb60/qi_lb60.c @@ -0,0 +1,103 @@ +/* + * Authors: Xiangfu Liu + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 3 of the License, or (at your option) any later version. + */ + +#include +#include +#include +#include + +static void gpio_init(void) +{ + /* + * Initialize NAND Flash Pins + */ + __gpio_as_nand(); + + /* + * Initialize SDRAM pins + */ + __gpio_as_sdram_32bit(); + + /* + * Initialize UART0 pins + */ + __gpio_as_uart0(); + + /* + * Initialize LCD pins + */ + __gpio_as_lcd_18bit(); + + /* + * Initialize SSI pins + */ + __gpio_as_ssi(); + + /* + * Initialize I2C pins + */ + __gpio_as_i2c(); + + /* + * Initialize MSC pins + */ + __gpio_as_msc(); + + /* + * Initialize Other pins + */ + unsigned int i; + for (i = 0; i < 8; i++) { + __gpio_as_output(GPIO_KEYOUT_BASE + i); + __gpio_set_pin(GPIO_KEYOUT_BASE + i); + } + + for (i = 0; i < 7; i++){ + __gpio_as_input(GPIO_KEYIN_BASE + i); + __gpio_enable_pull(GPIO_KEYIN_BASE + i); + } + /* __gpio_as_input( GPIO_KEYIN_8 ); */ + /* __gpio_enable_pull( GPIO_KEYIN_8 ); */ + + __gpio_as_output(GPIO_AUDIO_POP); + __gpio_set_pin(GPIO_AUDIO_POP); + + __gpio_as_output(GPIO_LCD_CS); + __gpio_clear_pin(GPIO_LCD_CS); + + __gpio_as_output(GPIO_AMP_EN); + __gpio_clear_pin(GPIO_AMP_EN); + + __gpio_as_output(GPIO_SDPW_EN); + __gpio_disable_pull(GPIO_SDPW_EN); + __gpio_clear_pin(GPIO_SDPW_EN); + + __gpio_as_input(GPIO_SD_DETECT); + __gpio_disable_pull(GPIO_SD_DETECT); + + __gpio_as_input(GPIO_USB_DETECT); + __gpio_enable_pull(GPIO_USB_DETECT); +} + +void board_early_init(void) +{ + gpio_init(); +} + +/* U-Boot common routines */ + +int checkboard (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + printf("Board: Qi LB60 (Ingenic XBurst Jz4740 SoC, Speed %d MHz)\n", + gd->cpu_clk/1000000); + + return 0; /* success */ +} diff --git a/board/qi_lb60/u-boot-nand.lds b/board/qi_lb60/u-boot-nand.lds new file mode 100644 index 0000000..a15a96e --- /dev/null +++ b/board/qi_lb60/u-boot-nand.lds @@ -0,0 +1,63 @@ +/* + * (C) Copyright 2006 + * Ingenic Semiconductor, + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_FORMAT("elf32-tradlittlemips", "elf32-tradlittlemips", "elf32-tradlittlemips") + +OUTPUT_ARCH(mips) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.rodata) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .sdata : { *(.sdata) } + + _gp = ALIGN(16); + + __got_start = .; + .got : { *(.got) } + __got_end = .; + + .sdata : { *(.sdata) } + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + uboot_end_data = .; + num_got_entries = (__got_end - __got_start) >> 2; + + . = ALIGN(4); + .sbss : { *(.sbss) } + .bss : { *(.bss) } + uboot_end = .; +} diff --git a/board/qi_lb60/u-boot.lds b/board/qi_lb60/u-boot.lds new file mode 100644 index 0000000..a15a96e --- /dev/null +++ b/board/qi_lb60/u-boot.lds @@ -0,0 +1,63 @@ +/* + * (C) Copyright 2006 + * Ingenic Semiconductor, + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_FORMAT("elf32-tradlittlemips", "elf32-tradlittlemips", "elf32-tradlittlemips") + +OUTPUT_ARCH(mips) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.rodata) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .sdata : { *(.sdata) } + + _gp = ALIGN(16); + + __got_start = .; + .got : { *(.got) } + __got_end = .; + + .sdata : { *(.sdata) } + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + uboot_end_data = .; + num_got_entries = (__got_end - __got_start) >> 2; + + . = ALIGN(4); + .sbss : { *(.sbss) } + .bss : { *(.bss) } + uboot_end = .; +} diff --git a/cpu/mips/jz4740.c b/cpu/mips/jz4740.c new file mode 100644 index 0000000..87e0ccf --- /dev/null +++ b/cpu/mips/jz4740.c @@ -0,0 +1,574 @@ +/* + * Jz4740 common routines + * + * Copyright (c) 2006 + * Ingenic Semiconductor, + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include + +#ifdef CONFIG_JZ4740 +#include +#include +#include + +extern void board_early_init(void); + +/* PLL output clock = EXTAL * NF / (NR * NO) + * + * NF = FD + 2, NR = RD + 2 + * NO = 1 (if OD = 0), NO = 2 (if OD = 1 or 2), NO = 4 (if OD = 3) + */ +void pll_init(void) +{ + register unsigned int cfcr, plcr1; + int n2FR[33] = { + 0, 0, 1, 2, 3, 0, 4, 0, 5, 0, 0, 0, 6, 0, 0, 0, + 7, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, + 9 + }; + int div[5] = {1, 3, 3, 3, 3}; /* divisors of I:S:P:L:M */ + int nf, pllout2; + + cfcr = CPM_CPCCR_CLKOEN | + CPM_CPCCR_PCS | + (n2FR[div[0]] << CPM_CPCCR_CDIV_BIT) | + (n2FR[div[1]] << CPM_CPCCR_HDIV_BIT) | + (n2FR[div[2]] << CPM_CPCCR_PDIV_BIT) | + (n2FR[div[3]] << CPM_CPCCR_MDIV_BIT) | + (n2FR[div[4]] << CPM_CPCCR_LDIV_BIT); + + pllout2 = (cfcr & CPM_CPCCR_PCS) ? CONFIG_CPU_SPEED : (CONFIG_CPU_SPEED / 2); + + /* Init USB Host clock, pllout2 must be n*48MHz */ + REG_CPM_UHCCDR = pllout2 / 48000000 - 1; + + nf = CONFIG_CPU_SPEED * 2 / CONFIG_EXTAL; + plcr1 = ((nf - 2) << CPM_CPPCR_PLLM_BIT) | /* FD */ + (0 << CPM_CPPCR_PLLN_BIT) | /* RD=0, NR=2 */ + (0 << CPM_CPPCR_PLLOD_BIT) | /* OD=0, NO=1 */ + (0x20 << CPM_CPPCR_PLLST_BIT) | /* PLL stable time */ + CPM_CPPCR_PLLEN; /* enable PLL */ + + /* init PLL */ + REG_CPM_CPCCR = cfcr; + REG_CPM_CPPCR = plcr1; +} + +void pll_add_test(int new_freq) +{ + register unsigned int cfcr, plcr1; + int n2FR[33] = { + 0, 0, 1, 2, 3, 0, 4, 0, 5, 0, 0, 0, 6, 0, 0, 0, + 7, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, + 9 + }; + int div[5] = {1, 4, 4, 4, 4}; /* divisors of I:S:P:M:L */ + int nf, pllout2; + + cfcr = CPM_CPCCR_CLKOEN | + (n2FR[div[0]] << CPM_CPCCR_CDIV_BIT) | + (n2FR[div[1]] << CPM_CPCCR_HDIV_BIT) | + (n2FR[div[2]] << CPM_CPCCR_PDIV_BIT) | + (n2FR[div[3]] << CPM_CPCCR_MDIV_BIT) | + (n2FR[div[4]] << CPM_CPCCR_LDIV_BIT); + + pllout2 = (cfcr & CPM_CPCCR_PCS) ? new_freq : (new_freq / 2); + + /* Init UHC clock */ + REG_CPM_UHCCDR = pllout2 / 48000000 - 1; + + /* nf = new_freq * 2 / CONFIG_EXTAL; */ + nf = new_freq / 1000000; /* step length is 1M */ + plcr1 = ((nf - 2) << CPM_CPPCR_PLLM_BIT) | /* FD */ + (10 << CPM_CPPCR_PLLN_BIT) | /* RD=0, NR=2 */ + (0 << CPM_CPPCR_PLLOD_BIT) | /* OD=0, NO=1 */ + (0x20 << CPM_CPPCR_PLLST_BIT) | /* PLL stable time */ + CPM_CPPCR_PLLEN; /* enable PLL */ + + /* init PLL */ + REG_CPM_CPCCR = cfcr; + REG_CPM_CPPCR = plcr1; +} + +void calc_clocks_add_test(void) +{ + DECLARE_GLOBAL_DATA_PTR; + +#ifndef CONFIG_FPGA + unsigned int pllout; + unsigned int div[10] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; + + pllout = __cpm_get_pllout(); + + gd->cpu_clk = pllout / div[__cpm_get_cdiv()]; + gd->sys_clk = pllout / div[__cpm_get_hdiv()]; + gd->per_clk = pllout / div[__cpm_get_pdiv()]; + gd->mem_clk = pllout / div[__cpm_get_mdiv()]; + gd->dev_clk = CONFIG_EXTAL; +#else + gd->cpu_clk = gd->sys_clk = gd->per_clk = + gd->mem_clk = gd->dev_clk = CONFIG_EXTAL; +#endif +} + +void sdram_add_test(int new_freq) +{ + register unsigned int dmcr, sdmode, tmp, cpu_clk, mem_clk, ns; + + unsigned int cas_latency_sdmr[2] = { + EMC_SDMR_CAS_2, + EMC_SDMR_CAS_3, + }; + + unsigned int cas_latency_dmcr[2] = { + 1 << EMC_DMCR_TCL_BIT, /* CAS latency is 2 */ + 2 << EMC_DMCR_TCL_BIT /* CAS latency is 3 */ + }; + + int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; + + cpu_clk = new_freq; + mem_clk = cpu_clk * div[__cpm_get_cdiv()] / div[__cpm_get_mdiv()]; + + REG_EMC_RTCSR = EMC_RTCSR_CKS_DISABLE; + REG_EMC_RTCOR = 0; + REG_EMC_RTCNT = 0; + + /* Basic DMCR register value. */ + dmcr = ((SDRAM_ROW-11)< 11) tmp = 11; + dmcr |= ((tmp-4) << EMC_DMCR_TRAS_BIT); + + tmp = SDRAM_RCD/ns; + if (tmp > 3) tmp = 3; + dmcr |= (tmp << EMC_DMCR_RCD_BIT); + + tmp = SDRAM_TPC/ns; + if (tmp > 7) tmp = 7; + dmcr |= (tmp << EMC_DMCR_TPC_BIT); + + tmp = SDRAM_TRWL/ns; + if (tmp > 3) tmp = 3; + dmcr |= (tmp << EMC_DMCR_TRWL_BIT); + + tmp = (SDRAM_TRAS + SDRAM_TPC)/ns; + if (tmp > 14) tmp = 14; + dmcr |= (((tmp + 1) >> 1) << EMC_DMCR_TRC_BIT); +#else + dmcr |= 0xfffc; +#endif + + /* First, precharge phase */ + REG_EMC_DMCR = dmcr; + + /* Set refresh registers */ + tmp = SDRAM_TREF/ns; + tmp = tmp/64 + 1; + if (tmp > 0xff) tmp = 0xff; + + REG_EMC_RTCOR = tmp; + REG_EMC_RTCSR = EMC_RTCSR_CKS_64; /* Divisor is 64, CKO/64 */ + + /* SDRAM mode values */ + sdmode = EMC_SDMR_BT_SEQ | + EMC_SDMR_OM_NORMAL | + EMC_SDMR_BL_4 | + cas_latency_sdmr[((SDRAM_CASL == 3) ? 1 : 0)]; + + /* precharge all chip-selects */ + REG8(EMC_SDMR0|sdmode) = 0; + + /* wait for precharge, > 200us */ + tmp = (cpu_clk / 1000000) * 200; + while (tmp--); + + /* enable refresh and set SDRAM mode */ + REG_EMC_DMCR = dmcr | EMC_DMCR_RFSH | EMC_DMCR_MRSET; + + /* write sdram mode register for each chip-select */ + REG8(EMC_SDMR0|sdmode) = 0; + + /* everything is ok now */ +} + +void sdram_init(void) +{ + register unsigned int dmcr0, dmcr, sdmode, tmp, cpu_clk, mem_clk, ns; + + unsigned int cas_latency_sdmr[2] = { + EMC_SDMR_CAS_2, + EMC_SDMR_CAS_3, + }; + + unsigned int cas_latency_dmcr[2] = { + 1 << EMC_DMCR_TCL_BIT, /* CAS latency is 2 */ + 2 << EMC_DMCR_TCL_BIT /* CAS latency is 3 */ + }; + + int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; + + cpu_clk = CONFIG_CPU_SPEED; + mem_clk = cpu_clk * div[__cpm_get_cdiv()] / div[__cpm_get_mdiv()]; + + REG_EMC_BCR = 0; /* Disable bus release */ + REG_EMC_RTCSR = 0; /* Disable clock for counting */ + + /* Fault DMCR value for mode register setting*/ +#define SDRAM_ROW0 11 +#define SDRAM_COL0 8 +#define SDRAM_BANK40 0 + + dmcr0 = ((SDRAM_ROW0-11)< 11) tmp = 11; + dmcr |= ((tmp-4) << EMC_DMCR_TRAS_BIT); + tmp = SDRAM_RCD/ns; + if (tmp > 3) tmp = 3; + dmcr |= (tmp << EMC_DMCR_RCD_BIT); + tmp = SDRAM_TPC/ns; + if (tmp > 7) tmp = 7; + dmcr |= (tmp << EMC_DMCR_TPC_BIT); + tmp = SDRAM_TRWL/ns; + if (tmp > 3) tmp = 3; + dmcr |= (tmp << EMC_DMCR_TRWL_BIT); + tmp = (SDRAM_TRAS + SDRAM_TPC)/ns; + if (tmp > 14) tmp = 14; + dmcr |= (((tmp + 1) >> 1) << EMC_DMCR_TRC_BIT); + + /* SDRAM mode value */ + sdmode = EMC_SDMR_BT_SEQ | + EMC_SDMR_OM_NORMAL | + EMC_SDMR_BL_4 | + cas_latency_sdmr[((SDRAM_CASL == 3) ? 1 : 0)]; + + /* Stage 1. Precharge all banks by writing SDMR with DMCR.MRSET=0 */ + REG_EMC_DMCR = dmcr; + REG8(EMC_SDMR0|sdmode) = 0; + + /* Wait for precharge, > 200us */ + tmp = (cpu_clk / 1000000) * 1000; + while (tmp--); + + /* Stage 2. Enable auto-refresh */ + REG_EMC_DMCR = dmcr | EMC_DMCR_RFSH; + + tmp = SDRAM_TREF/ns; + tmp = tmp/64 + 1; + if (tmp > 0xff) tmp = 0xff; + REG_EMC_RTCOR = tmp; + REG_EMC_RTCNT = 0; + REG_EMC_RTCSR = EMC_RTCSR_CKS_64; /* Divisor is 64, CKO/64 */ + + /* Wait for number of auto-refresh cycles */ + tmp = (cpu_clk / 1000000) * 1000; + while (tmp--); + + /* Stage 3. Mode Register Set */ + REG_EMC_DMCR = dmcr0 | EMC_DMCR_RFSH | EMC_DMCR_MRSET; + REG8(EMC_SDMR0|sdmode) = 0; + + /* Set back to basic DMCR value */ + REG_EMC_DMCR = dmcr | EMC_DMCR_RFSH | EMC_DMCR_MRSET; + + /* everything is ok now */ +} + +#ifndef CONFIG_NAND_SPL + +static void calc_clocks(void) +{ + DECLARE_GLOBAL_DATA_PTR; + +#ifndef CONFIG_FPGA + unsigned int pllout; + unsigned int div[10] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; + + pllout = __cpm_get_pllout(); + + gd->cpu_clk = pllout / div[__cpm_get_cdiv()]; + gd->sys_clk = pllout / div[__cpm_get_hdiv()]; + gd->per_clk = pllout / div[__cpm_get_pdiv()]; + gd->mem_clk = pllout / div[__cpm_get_mdiv()]; + gd->dev_clk = CONFIG_EXTAL; +#else + gd->cpu_clk = gd->sys_clk = gd->per_clk = + gd->mem_clk = gd->dev_clk = CONFIG_EXTAL; +#endif +} + +static void rtc_init(void) +{ + unsigned long rtcsta; + + while ( !__rtc_write_ready()) ; + __rtc_enable_alarm(); /* enable alarm */ + + while ( !__rtc_write_ready()) + ; + REG_RTC_RGR = 0x00007fff; /* type value */ + + while ( !__rtc_write_ready()) + ; + REG_RTC_HWFCR = 0x0000ffe0; /* Power on delay 2s */ + + while ( !__rtc_write_ready()) + ; + REG_RTC_HRCR = 0x00000fe0; /* reset delay 125ms */ +#if 0 + while ( !__rtc_write_ready()) + ; + rtcsta = REG_RTC_HWRSR; + while ( !__rtc_write_ready()) + ; + if (rtcsta & 0x33) { + if (rtcsta & 0x10) { + while ( !__rtc_write_ready()) + ; + REG_RTC_RSR = 0x0; + } + while ( !__rtc_write_ready()) + ; + REG_RTC_HWRSR = 0x0; + } +#endif +} + + +/* + * jz4740 board init routine + */ +int jz_board_init(void) +{ + board_early_init(); /* init gpio, pll etc. */ +#ifndef CONFIG_NAND_U_BOOT +#ifndef CONFIG_FPGA + pll_init(); /* init PLL */ +#endif + sdram_init(); /* init sdram memory */ +#endif + calc_clocks(); /* calc the clocks */ +#ifndef CONFIG_FPGA + rtc_init(); /* init rtc on any reset: */ +#endif + return 0; +} + +/* U-Boot common routines */ +phys_size_t initdram(int board_type) +{ + u32 dmcr; + u32 rows, cols, dw, banks; + ulong size; + + dmcr = REG_EMC_DMCR; + rows = 11 + ((dmcr & EMC_DMCR_RA_MASK) >> EMC_DMCR_RA_BIT); + cols = 8 + ((dmcr & EMC_DMCR_CA_MASK) >> EMC_DMCR_CA_BIT); + dw = (dmcr & EMC_DMCR_BW) ? 2 : 4; + banks = (dmcr & EMC_DMCR_BA) ? 4 : 2; + + size = (1 << (rows + cols)) * dw * banks; + + return size; +} + +/* + * Timer routines + */ + +#define TIMER_CHAN 0 +#define TIMER_FDATA 0xffff /* Timer full data value */ +#define TIMER_HZ CONFIG_SYS_HZ + +#define READ_TIMER REG_TCU_TCNT(TIMER_CHAN) /* macro to read the 16 bit timer */ + +static ulong timestamp; +static ulong lastdec; + +void reset_timer_masked (void); +ulong get_timer_masked (void); +void udelay_masked (unsigned long usec); + +/* + * timer without interrupts + */ + +int timer_init(void) +{ + REG_TCU_TCSR(TIMER_CHAN) = TCU_TCSR_PRESCALE256 | TCU_TCSR_EXT_EN; + REG_TCU_TCNT(TIMER_CHAN) = 0; + REG_TCU_TDHR(TIMER_CHAN) = 0; + REG_TCU_TDFR(TIMER_CHAN) = TIMER_FDATA; + + REG_TCU_TMSR = (1 << TIMER_CHAN) | (1 << (TIMER_CHAN + 16)); /* mask irqs */ + REG_TCU_TSCR = (1 << TIMER_CHAN); /* enable timer clock */ + REG_TCU_TESR = (1 << TIMER_CHAN); /* start counting up */ + + lastdec = 0; + timestamp = 0; + + return 0; +} + +void reset_timer(void) +{ + reset_timer_masked (); +} + +ulong get_timer(ulong base) +{ + return get_timer_masked () - base; +} + +void set_timer(ulong t) +{ + timestamp = t; +} + +void udelay (unsigned long usec) +{ + ulong tmo,tmp; + + /* normalize */ + if (usec >= 1000) { + tmo = usec / 1000; + tmo *= TIMER_HZ; + tmo /= 1000; + } + else { + if (usec >= 1) { + tmo = usec * TIMER_HZ; + tmo /= (1000*1000); + } + else + tmo = 1; + } + + /* check for rollover during this delay */ + tmp = get_timer (0); + if ((tmp + tmo) < tmp ) + reset_timer_masked(); /* timer would roll over */ + else + tmo += tmp; + + while (get_timer_masked () < tmo); +} + +void reset_timer_masked (void) +{ + /* reset time */ + lastdec = READ_TIMER; + timestamp = 0; +} + +ulong get_timer_masked (void) +{ + ulong now = READ_TIMER; + + if (lastdec <= now) { + /* normal mode */ + timestamp += (now - lastdec); + } else { + /* we have an overflow ... */ + timestamp += TIMER_FDATA + now - lastdec; + } + lastdec = now; + + return timestamp; +} + +void udelay_masked (unsigned long usec) +{ + ulong tmo; + ulong endtime; + signed long diff; + + /* normalize */ + if (usec >= 1000) { + tmo = usec / 1000; + tmo *= TIMER_HZ; + tmo /= 1000; + } else { + if (usec > 1) { + tmo = usec * TIMER_HZ; + tmo /= (1000*1000); + } else { + tmo = 1; + } + } + + endtime = get_timer_masked () + tmo; + + do { + ulong now = get_timer_masked (); + diff = endtime - now; + } while (diff >= 0); +} + +/* + * This function is derived from PowerPC code (read timebase as long long). + * On MIPS it just returns the timer value. + */ +unsigned long long get_ticks(void) +{ + return get_timer(0); +} + +/* + * This function is derived from PowerPC code (timebase clock frequency). + * On MIPS it returns the number of timer ticks per second. + */ +ulong get_tbclk (void) +{ + return TIMER_HZ; +} + +#endif /* CONFIG_NAND_SPL */ + +/* End of timer routine. */ + +#endif /* CONFIG_JZ4740 */ diff --git a/cpu/mips/jz4740_cpm_test.c b/cpu/mips/jz4740_cpm_test.c new file mode 100644 index 0000000..70ebbf0 --- /dev/null +++ b/cpu/mips/jz4740_cpm_test.c @@ -0,0 +1,98 @@ +#include + +#ifdef CONFIG_JZ4740 +#include +#include +#include +#include /* virt_to_phys() */ +#define JZ4740_CPM_TEST + + + +int cpm_value; +void mdelay(int dly) +{ + udelay(dly * 1000); +} + +int myatoi(char *string) +{ + int res = 0; + while (*string>='0' && *string <='9') + { + res *= 10; + res += *string-'0'; + string++; + } + + return res; +} + +int myhatoi(char *string) +{ + int res = 0; + + if ( *string != '0' || *(string+1) != 'x' ) { + return 0; + } + + string += 2; + + while ( *string ) + { + res *= 16; + if (*string>='0' && *string <='9') + res += *string-'0'; + else if (*string>='a' && *string <='f') + res += *string-'a' + 10; + else + return res; + + string++; + } + + return res; +} + +int atoi( char * string ) +{ + if ( *string == '0' && *(string+1) == 'x' ) { + return myhatoi(string); + } + else + return myatoi(string); +} + +void cpm_add_test(void) +{ + pll_add_test(cpm_value); + /* sdram_add_test(cpm_value); */ + calc_clocks_add_test(); +} + +int do_jz_cpmtest_function(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + + if ( !strncmp(argv[1], "add", 3 ) ) { + if ( argc == 3 ) { + cpm_value = atoi( argv[2] ); + printf("cpm value:%d\n",cpm_value); + if((cpm_value >= 999) || (cpm_value <= 100)) { + printf("param is wrong!\n"); + } + cpm_value *= 1000000; + cpm_add_test(); + } + } else { + printf("command is wrong!\n"); + } + return 0; +} + +U_BOOT_CMD( + cpm, 4, 1, do_jz_cpmtest_function, + "cpm:\t - Usage: cpmtest [add][cpm_value]\n", + NULL + ); + +#endif /* CONFIG_JZ4740 */ diff --git a/cpu/mips/jz4740_nand.c b/cpu/mips/jz4740_nand.c new file mode 100644 index 0000000..7b1cdf3 --- /dev/null +++ b/cpu/mips/jz4740_nand.c @@ -0,0 +1,198 @@ +/* + * Platform independend driver for JZ4740. + * + * Copyright (c) 2007 Ingenic Semiconductor Inc. + * Author: + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ +#include + +#if defined(CONFIG_CMD_NAND) && defined(CONFIG_JZ4740) + +#include +#include +#include + +#define PAR_SIZE 9 +#define __nand_ecc_enable() (REG_EMC_NFECR = EMC_NFECR_ECCE | EMC_NFECR_ERST ) +#define __nand_ecc_disable() (REG_EMC_NFECR &= ~EMC_NFECR_ECCE) + +#define __nand_select_rs_ecc() (REG_EMC_NFECR |= EMC_NFECR_RS) + +#define __nand_rs_ecc_encoding() (REG_EMC_NFECR |= EMC_NFECR_RS_ENCODING) +#define __nand_rs_ecc_decoding() (REG_EMC_NFECR |= EMC_NFECR_RS_DECODING) +#define __nand_ecc_encode_sync() while (!(REG_EMC_NFINTS & EMC_NFINTS_ENCF)) +#define __nand_ecc_decode_sync() while (!(REG_EMC_NFINTS & EMC_NFINTS_DECF)) + +static void jz_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) +{ + struct nand_chip *this = mtd->priv; + unsigned long nandaddr = (unsigned long)this->IO_ADDR_W; + + if (ctrl & NAND_CTRL_CHANGE) { + /* Change this to use I/O accessors. */ + if (ctrl & NAND_NCE) + REG_EMC_NFCSR |= EMC_NFCSR_NFCE1; + else + REG_EMC_NFCSR &= ~EMC_NFCSR_NFCE1; + } + + if (cmd == NAND_CMD_NONE) + return; + + if (ctrl & NAND_CLE) + nandaddr |= 0x00008000; + else /* must be ALE */ + nandaddr |= 0x00010000; + + writeb(cmd, (uint8_t *)nandaddr); +} + +static int jz_device_ready(struct mtd_info *mtd) +{ + int ready; + udelay(20); /* FIXME: add 20us delay */ + ready = (REG_GPIO_PXPIN(2) & 0x40000000) ? 1 : 0; + return ready; +} + +/* + * EMC setup + */ +static void jz_device_setup(void) +{ + /* Set NFE bit */ + REG_EMC_NFCSR |= EMC_NFCSR_NFE1; + REG_EMC_SMCR1 = 0x094c4400; + /* REG_EMC_SMCR3 = 0x04444400; */ +} + +void board_nand_select_device(struct nand_chip *nand, int chip) +{ + /* + * Don't use "chip" to address the NAND device, + * generate the cs from the address where it is encoded. + */ +} + +static int jzsoc_nand_calculate_rs_ecc(struct mtd_info* mtd, const u_char* dat, + u_char* ecc_code) +{ + volatile u8 *paraddr = (volatile u8 *)EMC_NFPAR0; + short i; + + __nand_ecc_encode_sync() + __nand_ecc_disable(); + + for(i = 0; i < PAR_SIZE; i++) + ecc_code[i] = *paraddr++; + + return 0; +} + +static void jzsoc_nand_enable_rs_hwecc(struct mtd_info* mtd, int mode) +{ + __nand_ecc_enable(); + __nand_select_rs_ecc(); + + REG_EMC_NFINTS = 0x0; + if (NAND_ECC_READ == mode){ + __nand_rs_ecc_decoding(); + } + if (NAND_ECC_WRITE == mode){ + __nand_rs_ecc_encoding(); + } +} + +/* Correct 1~9-bit errors in 512-bytes data */ +static void jzsoc_rs_correct(unsigned char *dat, int idx, int mask) +{ + int i; + + idx--; + + i = idx + (idx >> 3); + if (i >= 512) + return; + + mask <<= (idx & 0x7); + + dat[i] ^= mask & 0xff; + if (i < 511) + dat[i+1] ^= (mask >> 8) & 0xff; +} + +static int jzsoc_nand_rs_correct_data(struct mtd_info *mtd, u_char *dat, + u_char *read_ecc, u_char *calc_ecc) +{ + volatile u8 *paraddr = (volatile u8 *)EMC_NFPAR0; + short k; + u32 stat; + /* Set PAR values */ + + for (k = 0; k < PAR_SIZE; k++) { + *paraddr++ = read_ecc[k]; + } + + /* Set PRDY */ + REG_EMC_NFECR |= EMC_NFECR_PRDY; + + /* Wait for completion */ + __nand_ecc_decode_sync(); + __nand_ecc_disable(); + + /* Check decoding */ + stat = REG_EMC_NFINTS; + if (stat & EMC_NFINTS_ERR) { + if (stat & EMC_NFINTS_UNCOR) { + printk("Uncorrectable error occurred\n"); + return -1; + } + else { + u32 errcnt = (stat & EMC_NFINTS_ERRCNT_MASK) >> EMC_NFINTS_ERRCNT_BIT; + switch (errcnt) { + case 4: + jzsoc_rs_correct(dat, (REG_EMC_NFERR3 & EMC_NFERR_INDEX_MASK) >> EMC_NFERR_INDEX_BIT, (REG_EMC_NFERR3 & EMC_NFERR_MASK_MASK) >> EMC_NFERR_MASK_BIT); + case 3: + jzsoc_rs_correct(dat, (REG_EMC_NFERR2 & EMC_NFERR_INDEX_MASK) >> EMC_NFERR_INDEX_BIT, (REG_EMC_NFERR2 & EMC_NFERR_MASK_MASK) >> EMC_NFERR_MASK_BIT); + case 2: + jzsoc_rs_correct(dat, (REG_EMC_NFERR1 & EMC_NFERR_INDEX_MASK) >> EMC_NFERR_INDEX_BIT, (REG_EMC_NFERR1 & EMC_NFERR_MASK_MASK) >> EMC_NFERR_MASK_BIT); + case 1: + jzsoc_rs_correct(dat, (REG_EMC_NFERR0 & EMC_NFERR_INDEX_MASK) >> EMC_NFERR_INDEX_BIT, (REG_EMC_NFERR0 & EMC_NFERR_MASK_MASK) >> EMC_NFERR_MASK_BIT); + return 0; + default: + break; + } + } + } + /* no error need to be correct */ + return 0; +} + +/* + * Main initialization routine + */ +int board_nand_init(struct nand_chip *nand) +{ + jz_device_setup(); + + nand->cmd_ctrl = jz_hwcontrol; + nand->dev_ready = jz_device_ready; + + /* FIXME: should use NAND_ECC_SOFT */ + nand->ecc.hwctl = jzsoc_nand_enable_rs_hwecc; + nand->ecc.correct = jzsoc_nand_rs_correct_data; + nand->ecc.calculate = jzsoc_nand_calculate_rs_ecc; + nand->ecc.mode = NAND_ECC_HW; + nand->ecc.size = 512; + + /* 20 us command delay time */ + nand->chip_delay = 20; + + return 0; +} +#endif /* (CONFIG_SYS_CMD_NAND) */ diff --git a/cpu/mips/jz_cs8900.c b/cpu/mips/jz_cs8900.c new file mode 100644 index 0000000..0ddd5ff --- /dev/null +++ b/cpu/mips/jz_cs8900.c @@ -0,0 +1,397 @@ +/* + * Cirrus Logic CS8900A Ethernet + * + * (C) 2003 Wolfgang Denk, wd@denx.de + * Extension to synchronize ethaddr environment variable + * against value in EEPROM + * + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH + * Marius Groeger + * + * Copyright (C) 1999 Ben Williamson + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is loaded into SRAM in bootstrap mode, where it waits + * for commands on UART1 to read and write memory, jump to code etc. + * A design goal for this program is to be entirely independent of the + * target board. Anything with a CL-PS7111 or EP7211 should be able to run + * this code in bootstrap mode. All the board specifics can be handled on + * the host. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#include +#ifndef CONFIG_FPGA +#if defined(CONFIG_JZ4740) || defined(CONFIG_JZ4750) +#include +#include +#if defined(CONFIG_JZ4740) +#include +#elif defined(CONFIG_JZ4750) +#include +#endif +#include +struct eth_device *dev; +#define CS8900_BASE ((u32)(dev->iobase)) +#define CONFIG_DRIVER_CS8900 +#define CS8900_BUS16 +#include +#include + +#include "jz_cs8900.h" + +#ifdef CONFIG_DRIVER_CS8900 + +#if (CONFIG_COMMANDS & CFG_CMD_NET) + +#undef DEBUG + +/* packet page register access functions */ + +#ifdef CS8900_BUS32 +/* we don't need 16 bit initialisation on 32 bit bus */ +#define get_reg_init_bus(x) get_reg((x)) +#else +static unsigned short get_reg_init_bus (int regno) +{ + /* force 16 bit busmode */ + volatile unsigned char c; + /* c = CS8900_BUS16_0; */ + /* c = CS8900_BUS16_1; */ + /* c = CS8900_BUS16_0; */ + /* c = CS8900_BUS16_1; */ + /* c = CS8900_BUS16_0; */ + + CS8900_PPTR = regno; + /* udelay(100); */ + + return (unsigned short) CS8900_PDATA; +} +#endif + +static unsigned short get_reg (int regno) +{ + CS8900_PPTR = regno; + return (unsigned short) CS8900_PDATA; +} + + +static void put_reg (int regno, unsigned short val) +{ + CS8900_PPTR = regno; + CS8900_PDATA = val; +} + +static void eth_reset (void) +{ + int tmo; + unsigned short us; + + /* reset NIC */ + put_reg (PP_SelfCTL, get_reg (PP_SelfCTL) | PP_SelfCTL_Reset); + + /* wait for 200ms */ + udelay (200000); + /* Wait until the chip is reset */ + + tmo = get_timer (0) + 1 * CONFIG_SYS_HZ; + while ((((us = get_reg_init_bus (PP_SelfSTAT)) & PP_SelfSTAT_InitD) == 0) + && tmo < get_timer (0)) + /*NOP*/; +} + +static void eth_reginit (void) +{ + /* receive only error free packets addressed to this card */ + put_reg (PP_RxCTL, PP_RxCTL_IA | PP_RxCTL_Broadcast | PP_RxCTL_RxOK); + /* do not generate any interrupts on receive operations */ + put_reg (PP_RxCFG, 0); + /* do not generate any interrupts on transmit operations */ + put_reg (PP_TxCFG, 0); + /* do not generate any interrupts on buffer operations */ + put_reg (PP_BufCFG, 0); + /* enable transmitter/receiver mode */ + put_reg (PP_LineCTL, PP_LineCTL_Rx | PP_LineCTL_Tx); +} + +static void cs8900_get_enetaddr (uchar * addr) +{ + int i; + unsigned char env_enetaddr[6]; + char *tmp = getenv ("ethaddr"); + char *end; + + for (i=0; i<6; i++) { + env_enetaddr[i] = tmp ? simple_strtoul(tmp, &end, 16) : 0; + if (tmp) + tmp = (*end) ? end+1 : end; + } + + /* verify chip id */ + if (get_reg_init_bus (PP_ChipID) != 0x630e) + return; + eth_reset (); + if ((get_reg (PP_SelfST) & (PP_SelfSTAT_EEPROM | PP_SelfSTAT_EEPROM_OK)) == + (PP_SelfSTAT_EEPROM | PP_SelfSTAT_EEPROM_OK)) { + + /* Load the MAC from EEPROM */ + for (i = 0; i < 6 / 2; i++) { + unsigned int Addr; + + Addr = get_reg (PP_IA + i * 2); + addr[i * 2] = Addr & 0xFF; + addr[i * 2 + 1] = Addr >> 8; + } + + if (memcmp(env_enetaddr, "\0\0\0\0\0\0", 6) != 0 && + memcmp(env_enetaddr, addr, 6) != 0) { + printf ("\nWarning: MAC addresses don't match:\n"); + printf ("\tHW MAC address: " + "%02X:%02X:%02X:%02X:%02X:%02X\n", + addr[0], addr[1], + addr[2], addr[3], + addr[4], addr[5] ); + printf ("\t\"ethaddr\" value: " + "%02X:%02X:%02X:%02X:%02X:%02X\n", + env_enetaddr[0], env_enetaddr[1], + env_enetaddr[2], env_enetaddr[3], + env_enetaddr[4], env_enetaddr[5]) ; + debug ("### Set MAC addr from environment\n"); + memcpy (addr, env_enetaddr, 6); + } + if (!tmp) { + char ethaddr[20]; + sprintf (ethaddr, "%02X:%02X:%02X:%02X:%02X:%02X", + addr[0], addr[1], + addr[2], addr[3], + addr[4], addr[5]) ; + debug ("### Set environment from HW MAC addr = \"%s\"\n", ethaddr); + setenv ("ethaddr", ethaddr); + } + + } +} + +static void jz_eth_halt (struct eth_device *dev) +{ + /* disable transmitter/receiver mode */ + put_reg (PP_LineCTL, 0); + + /* "shutdown" to show ChipID or kernel wouldn't find he cs8900 ... */ + get_reg_init_bus (PP_ChipID); +} + +static int jz_eth_init (struct eth_device* dev, bd_t * bd) +{ + u16 id; + + dev = dev; + + + /* verify chip id */ + id = get_reg_init_bus (PP_ChipID); + if (id != 0x630e) { + printf ("CS8900 jz_eth_init error!\n"); + return 0; + } + + eth_reset (); + /* set the ethernet address */ + /* printf("MAC = %02x:%02x:%02x:%02x:%02x:%02x\r\n", */ + /* bd->bi_enetaddr[5],bd->bi_enetaddr[4], */ + /* bd->bi_enetaddr[3],bd->bi_enetaddr[2], */ + /* bd->bi_enetaddr[1],bd->bi_enetaddr[0]); */ + + put_reg (PP_IA + 0, bd->bi_enetaddr[0] | (bd->bi_enetaddr[1] << 8)); + put_reg (PP_IA + 2, bd->bi_enetaddr[2] | (bd->bi_enetaddr[3] << 8)); + put_reg (PP_IA + 4, bd->bi_enetaddr[4] | (bd->bi_enetaddr[5] << 8)); + + eth_reginit (); + return 0; +} + +/* Get a data block via Ethernet */ +static int jz_eth_rx (struct eth_device* dev) +{ + int i; + unsigned short rxlen; + unsigned short *addr; + unsigned short status; + dev = dev; + status = get_reg (PP_RER); + + if ((status & PP_RER_RxOK) == 0) + return 0; + + status = CS8900_RTDATA; /* stat */ + rxlen = CS8900_RTDATA; /* len */ + +#ifdef DEBUG + if (rxlen > PKTSIZE_ALIGN + PKTALIGN) + printf ("packet too big!\n"); +#endif + for (addr = (unsigned short *) NetRxPackets[0], i = rxlen >> 1; i > 0; + i--) + *addr++ = CS8900_RTDATA; + if (rxlen & 1) + *addr++ = CS8900_RTDATA; + + /* Pass the packet up to the protocol layers. */ + NetReceive (NetRxPackets[0], rxlen); + + return rxlen; +} + +/* Send a data block via Ethernet. */ +static int jz_eth_send (struct eth_device* dev,volatile void *packet, int length) +{ + volatile unsigned short *addr; + int tmo; + unsigned short s; + dev = dev; + +retry: + /* initiate a transmit sequence */ + CS8900_TxCMD = PP_TxCmd_TxStart_Full; + CS8900_TxLEN = length; + + /* Test to see if the chip has allocated memory for the packet */ + if ((get_reg (PP_BusSTAT) & PP_BusSTAT_TxRDY) == 0) { + /* Oops... this should not happen! */ +#ifdef DEBUG + printf ("cs: unable to send packet; retrying...\n"); +#endif + for (tmo = get_timer (0) + 5 * CONFIG_SYS_HZ; get_timer (0) < tmo;) + /*NOP*/; + eth_reset (); + eth_reginit (); + goto retry; + } + + /* Write the contents of the packet */ + /* assume even number of bytes */ + for (addr = packet; length > 0; length -= 2) + CS8900_RTDATA = *addr++; + + /* wait for transfer to succeed */ + tmo = get_timer (0) + 5 * CONFIG_SYS_HZ; + while ((s = get_reg (PP_TER) & ~0x1F) == 0) { + if (get_timer (0) >= tmo) + break; + } + + /* nothing */ ; + if ((s & (PP_TER_CRS | PP_TER_TxOK)) != PP_TER_TxOK) { +#ifdef DEBUG + printf ("\ntransmission error %#x\n", s); +#endif + } + + return 0; +} + +static void cs8900_e2prom_ready(void) +{ + while(get_reg(PP_SelfST) & SI_BUSY); +} + +/***********************************************************/ +/* read a 16-bit word out of the EEPROM */ +/***********************************************************/ + +static int cs8900_e2prom_read(unsigned char addr, unsigned short *value) +{ + cs8900_e2prom_ready(); + put_reg(PP_EECMD, EEPROM_READ_CMD | addr); + cs8900_e2prom_ready(); + *value = get_reg(PP_EEData); + + return 0; +} + + +/***********************************************************/ +/* write a 16-bit word into the EEPROM */ +/***********************************************************/ + +static int cs8900_e2prom_write(unsigned char addr, unsigned short value) +{ + cs8900_e2prom_ready(); + put_reg(PP_EECMD, EEPROM_WRITE_EN); + cs8900_e2prom_ready(); + put_reg(PP_EEData, value); + put_reg(PP_EECMD, EEPROM_WRITE_CMD | addr); + cs8900_e2prom_ready(); + put_reg(PP_EECMD, EEPROM_WRITE_DIS); + cs8900_e2prom_ready(); + + return 0; +} +int jz_enet_initialize(bd_t *bis) +{ + + u32 reg; + + dev = (struct eth_device *) malloc(sizeof *dev); + memset(dev, 0, sizeof *dev); + +#if defined(CONFIG_JZ4740) +#define RD_N_PIN (32 + 29) +#define WE_N_PIN (32 + 30) +#define CS4_PIN (32 + 28) + __gpio_as_func0(CS4_PIN); + __gpio_as_func0(RD_N_PIN); + __gpio_as_func0(WE_N_PIN); + + reg = REG_EMC_SMCR4; + reg = (reg & (~EMC_SMCR_BW_MASK)) | EMC_SMCR_BW_16BIT; + REG_EMC_SMCR4 = reg; + dev->iobase = 0xa8000000; + +#elif defined(CONFIG_JZ4750) +#define RD_N_PIN (32*2 +25) +#define WE_N_PIN (32*2 +26) +#define CS3_PIN (32*2 +23) + __gpio_as_func0(CS3_PIN); + __gpio_as_func0(RD_N_PIN); + __gpio_as_func0(WE_N_PIN); + + reg = REG_EMC_SMCR3; + reg = (reg & (~EMC_SMCR_BW_MASK)) | EMC_SMCR_BW_16BIT; + REG_EMC_SMCR3 = reg; + dev->iobase = 0xac000000; +#endif + + sprintf(dev->name, "JZ ETHERNET"); + dev->priv = 0; + dev->init = jz_eth_init; + dev->halt = jz_eth_halt; + dev->send = jz_eth_send; + dev->recv = jz_eth_rx; + + eth_register(dev); + + return 1; +} + + +#endif /* COMMANDS & CFG_NET */ + +#endif /* CONFIG_DRIVER_CS8900 */ +#endif /* defined(CONFIG_JZ4740) || defined(CONFIG_JZ4750) */ +#endif /* !CONFIG_FPGA */ diff --git a/cpu/mips/jz_cs8900.h b/cpu/mips/jz_cs8900.h new file mode 100644 index 0000000..5f6fdec --- /dev/null +++ b/cpu/mips/jz_cs8900.h @@ -0,0 +1,258 @@ +/* + * Cirrus Logic CS8900A Ethernet + * + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH + * Marius Groeger + * + * Copyright (C) 1999 Ben Williamson + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is loaded into SRAM in bootstrap mode, where it waits + * for commands on UART1 to read and write memory, jump to code etc. + * A design goal for this program is to be entirely independent of the + * target board. Anything with a CL-PS7111 or EP7211 should be able to run + * this code in bootstrap mode. All the board specifics can be handled on + * the host. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include +#include + +#ifdef CONFIG_DRIVER_CS8900 + +/* although the registers are 16 bit, they are 32-bit aligned on the + EDB7111. so we have to read them as 32-bit registers and ignore the + upper 16-bits. i'm not sure if this holds for the EDB7211. */ + +#ifdef CS8900_BUS16 + /* 16 bit aligned registers, 16 bit wide */ + #define CS8900_REG u16 + #define CS8900_OFF 0x02 + #define CS8900_BUS16_0 *(volatile u8 *)(CS8900_BASE+0x00) + #define CS8900_BUS16_1 *(volatile u8 *)(CS8900_BASE+0x01) +#elif defined(CS8900_BUS32) + /* 32 bit aligned registers, 16 bit wide (we ignore upper 16 bits) */ + #define CS8900_REG u32 + #define CS8900_OFF 0x04 +#else + #error unknown bussize ... +#endif + +#define CS8900_RTDATA *(volatile CS8900_REG *)(CS8900_BASE+0x00*CS8900_OFF) +#define CS8900_TxCMD *(volatile CS8900_REG *)(CS8900_BASE+0x02*CS8900_OFF) +#define CS8900_TxLEN *(volatile CS8900_REG *)(CS8900_BASE+0x03*CS8900_OFF) +#define CS8900_ISQ *(volatile CS8900_REG *)(CS8900_BASE+0x04*CS8900_OFF) +#define CS8900_PPTR *(volatile CS8900_REG *)(CS8900_BASE+0x05*CS8900_OFF) +#define CS8900_PDATA *(volatile CS8900_REG *)(CS8900_BASE+0x06*CS8900_OFF) + + +#define ISQ_RxEvent 0x04 +#define ISQ_TxEvent 0x08 +#define ISQ_BufEvent 0x0C +#define ISQ_RxMissEvent 0x10 +#define ISQ_TxColEvent 0x12 +#define ISQ_EventMask 0x3F + +/* packet page register offsets */ + +/* bus interface registers */ +#define PP_ChipID 0x0000 /* Chip identifier - must be 0x630E */ +#define PP_ChipRev 0x0002 /* Chip revision, model codes */ + +#define PP_IntReg 0x0022 /* Interrupt configuration */ +#define PP_IntReg_IRQ0 0x0000 /* Use INTR0 pin */ +#define PP_IntReg_IRQ1 0x0001 /* Use INTR1 pin */ +#define PP_IntReg_IRQ2 0x0002 /* Use INTR2 pin */ +#define PP_IntReg_IRQ3 0x0003 /* Use INTR3 pin */ + +/* status and control registers */ + +#define PP_RxCFG 0x0102 /* Receiver configuration */ +#define PP_RxCFG_Skip1 0x0040 /* Skip (i.e. discard) current frame */ +#define PP_RxCFG_Stream 0x0080 /* Enable streaming mode */ +#define PP_RxCFG_RxOK 0x0100 /* RxOK interrupt enable */ +#define PP_RxCFG_RxDMAonly 0x0200 /* Use RxDMA for all frames */ +#define PP_RxCFG_AutoRxDMA 0x0400 /* Select RxDMA automatically */ +#define PP_RxCFG_BufferCRC 0x0800 /* Include CRC characters in frame */ +#define PP_RxCFG_CRC 0x1000 /* Enable interrupt on CRC error */ +#define PP_RxCFG_RUNT 0x2000 /* Enable interrupt on RUNT frames */ +#define PP_RxCFG_EXTRA 0x4000 /* Enable interrupt on frames with extra data */ + +#define PP_RxCTL 0x0104 /* Receiver control */ +#define PP_RxCTL_IAHash 0x0040 /* Accept frames that match hash */ +#define PP_RxCTL_Promiscuous 0x0080 /* Accept any frame */ +#define PP_RxCTL_RxOK 0x0100 /* Accept well formed frames */ +#define PP_RxCTL_Multicast 0x0200 /* Accept multicast frames */ +#define PP_RxCTL_IA 0x0400 /* Accept frame that matches IA */ +#define PP_RxCTL_Broadcast 0x0800 /* Accept broadcast frames */ +#define PP_RxCTL_CRC 0x1000 /* Accept frames with bad CRC */ +#define PP_RxCTL_RUNT 0x2000 /* Accept runt frames */ +#define PP_RxCTL_EXTRA 0x4000 /* Accept frames that are too long */ + +#define PP_TxCFG 0x0106 /* Transmit configuration */ +#define PP_TxCFG_CRS 0x0040 /* Enable interrupt on loss of carrier */ +#define PP_TxCFG_SQE 0x0080 /* Enable interrupt on Signal Quality Error */ +#define PP_TxCFG_TxOK 0x0100 /* Enable interrupt on successful xmits */ +#define PP_TxCFG_Late 0x0200 /* Enable interrupt on "out of window" */ +#define PP_TxCFG_Jabber 0x0400 /* Enable interrupt on jabber detect */ +#define PP_TxCFG_Collision 0x0800 /* Enable interrupt if collision */ +#define PP_TxCFG_16Collisions 0x8000 /* Enable interrupt if > 16 collisions */ + +#define PP_TxCmd 0x0108 /* Transmit command status */ +#define PP_TxCmd_TxStart_5 0x0000 /* Start after 5 bytes in buffer */ +#define PP_TxCmd_TxStart_381 0x0040 /* Start after 381 bytes in buffer */ +#define PP_TxCmd_TxStart_1021 0x0080 /* Start after 1021 bytes in buffer */ +#define PP_TxCmd_TxStart_Full 0x00C0 /* Start after all bytes loaded */ +#define PP_TxCmd_Force 0x0100 /* Discard any pending packets */ +#define PP_TxCmd_OneCollision 0x0200 /* Abort after a single collision */ +#define PP_TxCmd_NoCRC 0x1000 /* Do not add CRC */ +#define PP_TxCmd_NoPad 0x2000 /* Do not pad short packets */ + +#define PP_BufCFG 0x010A /* Buffer configuration */ +#define PP_BufCFG_SWI 0x0040 /* Force interrupt via software */ +#define PP_BufCFG_RxDMA 0x0080 /* Enable interrupt on Rx DMA */ +#define PP_BufCFG_TxRDY 0x0100 /* Enable interrupt when ready for Tx */ +#define PP_BufCFG_TxUE 0x0200 /* Enable interrupt in Tx underrun */ +#define PP_BufCFG_RxMiss 0x0400 /* Enable interrupt on missed Rx packets */ +#define PP_BufCFG_Rx128 0x0800 /* Enable Rx interrupt after 128 bytes */ +#define PP_BufCFG_TxCol 0x1000 /* Enable int on Tx collision ctr overflow */ +#define PP_BufCFG_Miss 0x2000 /* Enable int on Rx miss ctr overflow */ +#define PP_BufCFG_RxDest 0x8000 /* Enable int on Rx dest addr match */ + +#define PP_LineCTL 0x0112 /* Line control */ +#define PP_LineCTL_Rx 0x0040 /* Enable receiver */ +#define PP_LineCTL_Tx 0x0080 /* Enable transmitter */ +#define PP_LineCTL_AUIonly 0x0100 /* AUI interface only */ +#define PP_LineCTL_AutoAUI10BT 0x0200 /* Autodetect AUI or 10BaseT interface */ +#define PP_LineCTL_ModBackoffE 0x0800 /* Enable modified backoff algorithm */ +#define PP_LineCTL_PolarityDis 0x1000 /* Disable Rx polarity autodetect */ +#define PP_LineCTL_2partDefDis 0x2000 /* Disable two-part defferal */ +#define PP_LineCTL_LoRxSquelch 0x4000 /* Reduce receiver squelch threshold */ + +#define PP_SelfCTL 0x0114 /* Chip self control */ +#define PP_SelfCTL_Reset 0x0040 /* Self-clearing reset */ +#define PP_SelfCTL_SWSuspend 0x0100 /* Initiate suspend mode */ +#define PP_SelfCTL_HWSleepE 0x0200 /* Enable SLEEP input */ +#define PP_SelfCTL_HWStandbyE 0x0400 /* Enable standby mode */ +#define PP_SelfCTL_HC0E 0x1000 /* use HCB0 for LINK LED */ +#define PP_SelfCTL_HC1E 0x2000 /* use HCB1 for BSTATUS LED */ +#define PP_SelfCTL_HCB0 0x4000 /* control LINK LED if HC0E set */ +#define PP_SelfCTL_HCB1 0x8000 /* control BSTATUS LED if HC1E set */ + +#define PP_BusCTL 0x0116 /* Bus control */ +#define PP_BusCTL_ResetRxDMA 0x0040 /* Reset RxDMA pointer */ +#define PP_BusCTL_DMAextend 0x0100 /* Extend DMA cycle */ +#define PP_BusCTL_UseSA 0x0200 /* Assert MEMCS16 on address decode */ +#define PP_BusCTL_MemoryE 0x0400 /* Enable memory mode */ +#define PP_BusCTL_DMAburst 0x0800 /* Limit DMA access burst */ +#define PP_BusCTL_IOCHRDYE 0x1000 /* Set IOCHRDY high impedence */ +#define PP_BusCTL_RxDMAsize 0x2000 /* Set DMA buffer size 64KB */ +#define PP_BusCTL_EnableIRQ 0x8000 /* Generate interrupt on interrupt event */ + +#define PP_TestCTL 0x0118 /* Test control */ +#define PP_TestCTL_DisableLT 0x0080 /* Disable link status */ +#define PP_TestCTL_ENDECloop 0x0200 /* Internal loopback */ +#define PP_TestCTL_AUIloop 0x0400 /* AUI loopback */ +#define PP_TestCTL_DisBackoff 0x0800 /* Disable backoff algorithm */ +#define PP_TestCTL_FDX 0x4000 /* Enable full duplex mode */ + +#define PP_ISQ 0x0120 /* Interrupt Status Queue */ + +#define PP_RER 0x0124 /* Receive event */ +#define PP_RER_IAHash 0x0040 /* Frame hash match */ +#define PP_RER_Dribble 0x0080 /* Frame had 1-7 extra bits after last byte */ +#define PP_RER_RxOK 0x0100 /* Frame received with no errors */ +#define PP_RER_Hashed 0x0200 /* Frame address hashed OK */ +#define PP_RER_IA 0x0400 /* Frame address matched IA */ +#define PP_RER_Broadcast 0x0800 /* Broadcast frame */ +#define PP_RER_CRC 0x1000 /* Frame had CRC error */ +#define PP_RER_RUNT 0x2000 /* Runt frame */ +#define PP_RER_EXTRA 0x4000 /* Frame was too long */ + +#define PP_TER 0x0128 /* Transmit event */ +#define PP_TER_CRS 0x0040 /* Carrier lost */ +#define PP_TER_SQE 0x0080 /* Signal Quality Error */ +#define PP_TER_TxOK 0x0100 /* Packet sent without error */ +#define PP_TER_Late 0x0200 /* Out of window */ +#define PP_TER_Jabber 0x0400 /* Stuck transmit? */ +#define PP_TER_NumCollisions 0x7800 /* Number of collisions */ +#define PP_TER_16Collisions 0x8000 /* > 16 collisions */ + +#define PP_BER 0x012C /* Buffer event */ +#define PP_BER_SWint 0x0040 /* Software interrupt */ +#define PP_BER_RxDMAFrame 0x0080 /* Received framed DMAed */ +#define PP_BER_Rdy4Tx 0x0100 /* Ready for transmission */ +#define PP_BER_TxUnderrun 0x0200 /* Transmit underrun */ +#define PP_BER_RxMiss 0x0400 /* Received frame missed */ +#define PP_BER_Rx128 0x0800 /* 128 bytes received */ +#define PP_BER_RxDest 0x8000 /* Received framed passed address filter */ + +#define PP_RxMiss 0x0130 /* Receiver miss counter */ + +#define PP_TxCol 0x0132 /* Transmit collision counter */ + +#define PP_LineSTAT 0x0134 /* Line status */ +#define PP_LineSTAT_LinkOK 0x0080 /* Line is connected and working */ +#define PP_LineSTAT_AUI 0x0100 /* Connected via AUI */ +#define PP_LineSTAT_10BT 0x0200 /* Connected via twisted pair */ +#define PP_LineSTAT_Polarity 0x1000 /* Line polarity OK (10BT only) */ +#define PP_LineSTAT_CRS 0x4000 /* Frame being received */ + +#define PP_SelfSTAT 0x0136 /* Chip self status */ +#define PP_SelfSTAT_33VActive 0x0040 /* supply voltage is 3.3V */ +#define PP_SelfSTAT_InitD 0x0080 /* Chip initialization complete */ +#define PP_SelfSTAT_SIBSY 0x0100 /* EEPROM is busy */ +#define PP_SelfSTAT_EEPROM 0x0200 /* EEPROM present */ +#define PP_SelfSTAT_EEPROM_OK 0x0400 /* EEPROM checks out */ +#define PP_SelfSTAT_ELPresent 0x0800 /* External address latch logic available */ +#define PP_SelfSTAT_EEsize 0x1000 /* Size of EEPROM */ + +#define PP_BusSTAT 0x0138 /* Bus status */ +#define PP_BusSTAT_TxBid 0x0080 /* Tx error */ +#define PP_BusSTAT_TxRDY 0x0100 /* Ready for Tx data */ + +#define PP_TDR 0x013C /* AUI Time Domain Reflectometer */ + +/* initiate transmit registers */ + +#define PP_TxCommand 0x0144 /* Tx Command */ +#define PP_TxLength 0x0146 /* Tx Length */ + + +/* address filter registers */ + +#define PP_LAF 0x0150 /* Logical address filter (6 bytes) */ +#define PP_IA 0x0158 /* Individual address (MAC) */ + +/* EEPROM Kram */ +#define SI_BUSY 0x0100 +#define PP_SelfST 0x0136 /* Self State register */ +#define PP_EECMD 0x0040 /* NVR Interface Command register */ +#define PP_EEData 0x0042 /* NVR Interface Data Register */ +#define EEPROM_WRITE_EN 0x00F0 +#define EEPROM_WRITE_DIS 0x0000 +#define EEPROM_WRITE_CMD 0x0100 +#define EEPROM_READ_CMD 0x0200 +#define EEPROM_ERASE_CMD 0x0300 + +static int cs8900_e2prom_read(uchar, ushort *); +static int cs8900_e2prom_write(uchar, ushort); + +#endif /* CONFIG_DRIVER_CS8900 */ diff --git a/cpu/mips/jz_eth.c b/cpu/mips/jz_eth.c new file mode 100644 index 0000000..1ef2516 --- /dev/null +++ b/cpu/mips/jz_eth.c @@ -0,0 +1,376 @@ +/* Jz ethernet support + * + * Copyright (c) 2005 + * Ingenic Semiconductor, + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#include + +#if defined(CONFIG_JZ4730) || defined(CONFIG_JZ5730) || defined(CONFIG_FPGA) + +#include +#include +#include +#include +#include +#if defined(CONFIG_JZ4730) +#include +#endif +#if defined(CONFIG_JZ4740) +#include +#endif +#if defined(CONFIG_JZ4750) +#include +#endif +#if defined(CONFIG_JZ4750D) +#include +#endif +#if defined(CONFIG_JZ5730) +#include +#endif + +#include "jz_eth.h" + +#define MAX_WAIT 1000 + +/* Tx and Rx Descriptor */ +typedef struct { + u32 status; + u32 ctrl; + u32 addr; + u32 next; +} eth_desc_t; + +#define NUM_RX_DESCS 16 +#define NUM_TX_DESCS 4 + +static eth_desc_t rx_desc[NUM_RX_DESCS]; +static eth_desc_t tx_desc[NUM_TX_DESCS]; + +static int next_rx; +static int next_tx; + +static u32 full_duplex, phy_mode; + +static inline void reset_eth(void) +{ + int i; + + jz_writel(ETH_BMR, jz_readl(ETH_BMR) | BMR_SWR); + + for (i = 0; i < MAX_WAIT; i++) { + if(!(jz_readl(ETH_BMR) & BMR_SWR)) + break; + udelay(1); + } + + if (i == MAX_WAIT) + printf("Reset eth timeout\n"); +} + +static inline void enable_eth(void) +{ + jz_writel(ETH_OMR, jz_readl(ETH_OMR) | OMR_ST | OMR_SR); +} + +static inline void disable_eth(void) +{ + jz_writel(ETH_OMR, jz_readl(ETH_OMR) & ~(OMR_ST | OMR_SR)); +} + +#define MII_CMD_ADDR(id, offset) (((id) << 11) | ((offset) << 6)) +#define MII_CMD_READ(id, offset) (MII_CMD_ADDR(id, offset)) +#define MII_CMD_WRITE(id, offset) (MII_CMD_ADDR(id, offset) | 0x2) + +static u32 mii_read(int phy_id, int offset) +{ + int i; + u32 mii_cmd = MII_CMD_READ(phy_id, offset); + + jz_writel(ETH_MIAR, mii_cmd); + + /* wait for completion */ + for (i = 0; i < MAX_WAIT; i++) { + if (!(jz_readl(ETH_MIAR) & 0x1)) + break; + udelay(1); + } + + if (i == MAX_WAIT) { + printf("MII wait timeout\n"); + return 0; + } + + return jz_readl(ETH_MIDR) & 0x0000ffff; +} + +static int autonet_complete(int phy_id) +{ + int i; + + for (i = 0; i < MAX_WAIT; i++) { + if (mii_read(phy_id, MII_SR) & 0x0020) + break; /* auto negotiation completed */ + udelay(500); + } + + if (i == MAX_WAIT) + return -1; /* auto negotiation error */ + else + return 0; +} + +static int search_phy(int phy_id) +{ + unsigned int r; + r = mii_read(phy_id, 1); + if (r!=0 && r!=0xffff) + return 1; + return 0; +} + +static void config_phy(int phy_id) +{ + u32 mii_reg5; + + full_duplex = 0; + + mii_reg5 = mii_read(phy_id, MII_ANLPA); + + if (mii_reg5 != 0xffff) { + mii_reg5 = mii_read(phy_id, MII_ANLPA); + if ((mii_reg5 & 0x0100) || (mii_reg5 & 0x01C0) == 0x0040) + full_duplex = 1; + + phy_mode = mii_reg5 >> 5; + + printf("ETH: setting %s %s-duplex based on MII tranceiver #%d\n", + (phy_mode & MII_ANLPA_100M) ? "100Mbps" : "10Mbps", + full_duplex ? "full" : "half", phy_id); + } +} + +static void config_mac(void) +{ + u32 omr, mcr; + + /* Set MAC address */ +#define ea eth_get_dev()->enetaddr + jz_writel(ETH_MALR, (ea[3] << 24) | (ea[2] << 16) | (ea[1] << 8) | ea[0]); + jz_writel(ETH_MAHR, (ea[5] << 8) | ea[4]); + + jz_writel(ETH_HTLR, 0); + jz_writel(ETH_HTHR, 0); + + /* Assert the MCR_PS bit in CSR */ + if (phy_mode & MII_ANLPA_100M) + omr = OMR_SF; + else + omr = OMR_TTM | OMR_SF; + + mcr = MCR_TE | MCR_RE | MCR_DBF | MCR_LCC; + + if (full_duplex) + mcr |= MCR_FDX; + + /* Set the Operation Mode (OMR) and Mac Control (MCR) registers */ + jz_writel(ETH_OMR, omr); + jz_writel(ETH_MCR, mcr); + + /* Set the Programmable Burst Length (BMR.PBL, value 1 or 4 is validate) */ + jz_writel(ETH_BMR, DMA_BURST << 8); + + /* Reset csr8 */ + jz_readl(ETH_MFCR); /* missed frams counter */ +} + +/*--------------------------------------------------------------------------- + * ETH interface routines + *--------------------------------------------------------------------------*/ + +static int jz_send(struct eth_device* dev, volatile void *packet, int length) +{ + volatile eth_desc_t *desc = + (volatile eth_desc_t *)((unsigned int)(tx_desc + next_tx) | 0xa0000000); + int i; + + /* tx fifo should always be idle */ + desc->addr = virt_to_phys(packet); + desc->ctrl |= TD_LS | TD_FS | length; + desc->status = T_OWN; + + jz_flush_dcache(); + jz_sync(); + + /* Start the tx */ + jz_writel(ETH_TPDR, 1); + + i = 0; + while (desc->status & T_OWN) { + if(i > MAX_WAIT) { + printf("ETH TX timeout\n"); + break; + } + udelay(1); + i++; + } + + /* Clear done bits */ + jz_writel(ETH_SR, DMA_TX_DEFAULT); + + desc->status = 0; + desc->addr = 0; + desc->ctrl &= ~(TD_LS | TD_FS); + + next_tx++; + if (next_tx >= NUM_TX_DESCS){ + next_tx=0; + } + + return (desc->status); +} + +static int jz_recv(struct eth_device* dev) +{ + volatile eth_desc_t *desc; + int length; + u32 status; + + for(;;) { + desc = (volatile eth_desc_t *)((unsigned int)(rx_desc + next_rx) | 0xa0000000); + + status = desc->status; + + if (status & R_OWN) { + /* Nothing has been received */ + return(-1); + } + + length = ((status & RD_FL) >> 16); /* with 4-byte CRC value */ + + if (status & RD_ES) { + printf("ETH RX error 0x%x\n", status); + } + else { + /* Pass the packet up to the protocol layers. */ + NetReceive(NetRxPackets[next_rx], length - 4); + } + + /* Clear done bits */ + jz_writel(ETH_SR, DMA_RX_DEFAULT); + + desc->status = R_OWN; + + jz_flush_dcache(); + jz_sync(); + + next_rx++; + if (next_rx >= NUM_RX_DESCS) { + next_rx = 0; + } + } /* for */ + + return(0); /* Does anyone use this? */ +} + +static int jz_init(struct eth_device* dev, bd_t * bd) +{ + int i, phyid = -1; + + /* Reset ethernet unit */ + reset_eth(); + + /* Disable interrupts: we don't use ethernet interrupts */ + jz_writel(ETH_IER, 0); + + for (i=0;i<32;i++) + if (search_phy(i)) { + phyid = i; + break; + } + + if (phyid == -1) + printf("Can't locate any PHY\n"); + + /* Start Auto Negotiation of PHY 0 and check it */ + if (autonet_complete(phyid)) + printf("ETH Auto-Negotiation failed\n"); + + /* Configure PHY */ + config_phy(phyid); + + /* Configure MAC */ + config_mac(); + + /* Setup the Rx&Tx descriptors */ + for (i = 0; i < NUM_RX_DESCS; i++) { + rx_desc[i].status = R_OWN; + rx_desc[i].ctrl = PKTSIZE_ALIGN | RD_RCH; + rx_desc[i].addr = virt_to_phys(NetRxPackets[i]); + rx_desc[i].next = virt_to_phys(rx_desc + i + 1); + } + rx_desc[NUM_RX_DESCS - 1].next = virt_to_phys(rx_desc); /* The last links to the first */ + rx_desc[NUM_RX_DESCS - 1].ctrl |= RD_RER; /* Set the Receive End Of Ring flag */ + + for (i = 0; i < NUM_TX_DESCS; i++) { + tx_desc[i].status = 0; + tx_desc[i].ctrl = TD_TCH; + tx_desc[i].addr = 0; + tx_desc[i].next = virt_to_phys(tx_desc + i + 1); + } + tx_desc[NUM_TX_DESCS - 1].next = virt_to_phys(tx_desc); /* The last links to the first */ + tx_desc[NUM_TX_DESCS - 1].ctrl |= TD_TER; /* Set the Transmit End Of Ring flag */ + + jz_flush_dcache(); + + jz_writel(ETH_RAR, virt_to_phys(rx_desc)); + jz_writel(ETH_TAR, virt_to_phys(tx_desc)); + + next_rx = next_tx = 0; + + /* Enable ETH */ + enable_eth(); + + return (1); +} + +static void jz_halt(struct eth_device *dev) +{ + disable_eth(); +} + +int jz_enet_initialize(bd_t *bis) +{ + struct eth_device *dev; + + dev = (struct eth_device *) malloc(sizeof *dev); + memset(dev, 0, sizeof *dev); + + sprintf(dev->name, "JZ ETHERNET"); + dev->iobase = 0; + dev->priv = 0; + dev->init = jz_init; + dev->halt = jz_halt; + dev->send = jz_send; + dev->recv = jz_recv; + + eth_register(dev); + + return 1; +} + +#endif /* CONFIG_JZ4730 || CONFIG_JZ5730 */ diff --git a/cpu/mips/jz_eth.h b/cpu/mips/jz_eth.h new file mode 100644 index 0000000..8a235eb --- /dev/null +++ b/cpu/mips/jz_eth.h @@ -0,0 +1,267 @@ +#ifndef __JZ_ETH_H__ +#define __JZ_ETH_H__ + +#define ETH_BASE 0xB3100000 + +#define ETH_BMR (ETH_BASE + 0x1000) +#define ETH_TPDR (ETH_BASE + 0x1004) +#define ETH_RPDR (ETH_BASE + 0x1008) +#define ETH_RAR (ETH_BASE + 0x100C) +#define ETH_TAR (ETH_BASE + 0x1010) +#define ETH_SR (ETH_BASE + 0x1014) +#define ETH_OMR (ETH_BASE + 0x1018) +#define ETH_IER (ETH_BASE + 0x101C) +#define ETH_MFCR (ETH_BASE + 0x1020) +#define ETH_CTAR (ETH_BASE + 0x1050) +#define ETH_CRAR (ETH_BASE + 0x1054) +#define ETH_MCR (ETH_BASE + 0x0000) +#define ETH_MAHR (ETH_BASE + 0x0004) +#define ETH_MALR (ETH_BASE + 0x0008) +#define ETH_HTHR (ETH_BASE + 0x000C) +#define ETH_HTLR (ETH_BASE + 0x0010) +#define ETH_MIAR (ETH_BASE + 0x0014) +#define ETH_MIDR (ETH_BASE + 0x0018) +#define ETH_FCR (ETH_BASE + 0x001C) +#define ETH_VTR1 (ETH_BASE + 0x0020) +#define ETH_VTR2 (ETH_BASE + 0x0024) +#define ETH_WKFR (ETH_BASE + 0x0028) +#define ETH_PMTR (ETH_BASE + 0x002C) + +/* Bus Mode Register (DMA_BMR) */ +#define BMR_PBL 0x00003f00 /* Programmable Burst Length */ +#define BMR_DSL 0x0000007c /* Descriptor Skip Length */ +#define BMR_BAR 0x00000002 /* Bus ARbitration */ +#define BMR_SWR 0x00000001 /* Software Reset */ + +#define DMA_BURST 4 + +/* Status Register (DMA_STS) */ +#define STS_BE 0x03800000 /* Bus Error Bits */ +#define STS_TS 0x00700000 /* Transmit Process State */ +#define STS_RS 0x000e0000 /* Receive Process State */ + +#define TS_STOP 0x00000000 /* Stopped */ +#define TS_FTD 0x00100000 /* Running Fetch Transmit Descriptor */ +#define TS_WEOT 0x00200000 /* Running Wait for End Of Transmission */ +#define TS_QDAT 0x00300000 /* Running Queue skb data into TX FIFO */ +#define TS_RES 0x00400000 /* Reserved */ +#define TS_SPKT 0x00500000 /* Reserved */ +#define TS_SUSP 0x00600000 /* Suspended */ +#define TS_CLTD 0x00700000 /* Running Close Transmit Descriptor */ + +#define RS_STOP 0x00000000 /* Stopped */ +#define RS_FRD 0x00020000 /* Running Fetch Rx Descriptor */ +#define RS_CEOR 0x00040000 /* Running Check for End of Rx Packet */ +#define RS_WFRP 0x00060000 /* Running Wait for Rx Packet */ +#define RS_SUSP 0x00080000 /* Suspended */ +#define RS_CLRD 0x000a0000 /* Running Close Rx Descriptor */ +#define RS_FLUSH 0x000c0000 /* Running Flush RX FIFO */ +#define RS_QRFS 0x000e0000 /* Running Queue RX FIFO into RX Skb */ + +/* Operation Mode Register (DMA_OMR) */ +#define OMR_TTM 0x00400000 /* Transmit Threshold Mode */ +#define OMR_SF 0x00200000 /* Store and Forward */ +#define OMR_TR 0x0000c000 /* Threshold Control Bits */ +#define OMR_ST 0x00002000 /* Start/Stop Transmission Command */ +#define OMR_SR 0x00000002 /* Start/Stop Receive */ + +#define TR_18 0x00000000 /* Threshold set to 18 (32) bytes */ +#define TR_24 0x00004000 /* Threshold set to 24 (64) bytes */ +#define TR_32 0x00008000 /* Threshold set to 32 (128) bytes */ +#define TR_40 0x0000c000 /* Threshold set to 40 (256) bytes */ + +/* Missed Frames Counters (DMA_MFC) */ +#define MFC_CNT1 0xffff0000 /* Missed Frames Counter Bits by */ + /* application */ +#define MFC_CNT2 0x0000ffff /* Missed Frames Counter Bits by */ + /* controller */ + +/* Mac control Register (MAC_MCR) */ +#define MCR_RA 0x80000000 /* Receive All */ +#define MCR_HBD 0x10000000 /* HeartBeat Disable */ +#define MCR_PS 0x08000000 /* Port Select */ +#define MCR_DRO 0x00800000 /* Receive own Disable */ +#define MCR_OM 0x00600000 /* Operating(loopback) Mode */ +#define MCR_FDX 0x00100000 /* Full Duplex Mode */ +#define MCR_PM 0x00080000 /* Pass All Multicast */ +#define MCR_PR 0x00040000 /* Promiscuous Mode */ +#define MCR_IF 0x00020000 /* Inverse Filtering */ +#define MCR_PB 0x00010000 /* Pass Bad Frames */ +#define MCR_HO 0x00008000 /* Hash Only Filtering Mode */ +#define MCR_HP 0x00002000 /* Hash/Perfect Receive Filtering Mode */ +#define MCR_LCC 0x00001000 /* Late Collision control */ +#define MCR_DBF 0x00000800 /* Boardcast frame Disable */ +#define MCR_DTRY 0x00000400 /* Retry Disable */ +#define MCR_ASTP 0x00000100 /* Automatic pad stripping */ +#define MCR_BOLMT 0x000000c0 /* Back off Limit */ +#define MCR_DC 0x00000020 /* Deferral check */ +#define MCR_TE 0x00000008 /* Transmitter enable */ +#define MCR_RE 0x00000004 /* Receiver enable */ + +#define MCR_MII_10 ( OMR_TTM | MCR_PS) +#define MCR_MII_100 ( MCR_HBD | MCR_PS) + +/* Constants for the intr mask and intr status registers. (DMA_SIS and DMA_IER) */ +#define DMA_INT_NI 0x00010000 /* Normal interrupt summary */ +#define DMA_INT_AI 0x00008000 /* Abnormal interrupt summary */ +#define DMA_INT_ER 0x00004000 /* Early receive interrupt */ +#define DMA_INT_FB 0x00002000 /* Fatal bus error */ +#define DMA_INT_ET 0x00000400 /* Early transmit interrupt */ +#define DMA_INT_RW 0x00000200 /* Receive watchdog timeout */ +#define DMA_INT_RS 0x00000100 /* Receive stop */ +#define DMA_INT_RU 0x00000080 /* Receive buffer unavailble */ +#define DMA_INT_RI 0x00000040 /* Receive interrupt */ +#define DMA_INT_UN 0x00000020 /* Underflow */ +#define DMA_INT_TJ 0x00000008 /* Transmit jabber timeout */ +#define DMA_INT_TU 0x00000004 /* Transmit buffer unavailble */ +#define DMA_INT_TS 0x00000002 /* Transmit stop */ +#define DMA_INT_TI 0x00000001 /* Transmit interrupt */ + +#define DMA_TX_DEFAULT ( DMA_INT_TI | DMA_INT_TS | DMA_INT_TU | DMA_INT_TJ | DMA_INT_FB ) + +#define DMA_RX_DEFAULT ( DMA_INT_RI | DMA_INT_RS | DMA_INT_RU | DMA_INT_RW | DMA_INT_FB ) + +#define DMA_ENABLE (DMA_INT_NI | DMA_INT_AI) + + +/* Receive Descriptor Bit Summary */ +#define R_OWN 0x80000000 /* Own Bit */ +#define RD_FF 0x40000000 /* Filtering Fail */ +#define RD_FL 0x3fff0000 /* Frame Length */ +#define RD_ES 0x00008000 /* Error Summary */ +#define RD_DE 0x00004000 /* Descriptor Error */ +#define RD_LE 0x00001000 /* Length Error */ +#define RD_RF 0x00000800 /* Runt Frame */ +#define RD_MF 0x00000400 /* Multicast Frame */ +#define RD_FS 0x00000200 /* First Descriptor */ +#define RD_LS 0x00000100 /* Last Descriptor */ +#define RD_TL 0x00000080 /* Frame Too Long */ +#define RD_CS 0x00000040 /* Collision Seen */ +#define RD_FT 0x00000020 /* Frame Type */ +#define RD_RJ 0x00000010 /* Receive Watchdog timeout */ +#define RD_RE 0x00000008 /* Report on MII Error */ +#define RD_DB 0x00000004 /* Dribbling Bit */ +#define RD_CE 0x00000002 /* CRC Error */ + +#define RD_RER 0x02000000 /* Receive End Of Ring */ +#define RD_RCH 0x01000000 /* Second Address Chained */ +#define RD_RBS2 0x003ff800 /* Buffer 2 Size */ +#define RD_RBS1 0x000007ff /* Buffer 1 Size */ + +/* Transmit Descriptor Bit Summary */ +#define T_OWN 0x80000000 /* Own Bit */ +#define TD_ES 0x00008000 /* Frame Aborted (error summary) */ +#define TD_LO 0x00000800 /* Loss Of Carrier */ +#define TD_NC 0x00000400 /* No Carrier */ +#define TD_LC 0x00000200 /* Late Collision */ +#define TD_EC 0x00000100 /* Excessive Collisions */ +#define TD_HF 0x00000080 /* Heartbeat Fail */ +#define TD_CC 0x0000003c /* Collision Counter */ +#define TD_UF 0x00000002 /* Underflow Error */ +#define TD_DE 0x00000001 /* Deferred */ + +#define TD_IC 0x80000000 /* Interrupt On Completion */ +#define TD_LS 0x40000000 /* Last Segment */ +#define TD_FS 0x20000000 /* First Segment */ +#define TD_FT1 0x10000000 /* Filtering Type */ +#define TD_SET 0x08000000 /* Setup Packet */ +#define TD_AC 0x04000000 /* Add CRC Disable */ +#define TD_TER 0x02000000 /* Transmit End Of Ring */ +#define TD_TCH 0x01000000 /* Second Address Chained */ +#define TD_DPD 0x00800000 /* Disabled Padding */ +#define TD_FT0 0x00400000 /* Filtering Type */ +#define TD_TBS2 0x003ff800 /* Buffer 2 Size */ +#define TD_TBS1 0x000007ff /* Buffer 1 Size */ + +#define PERFECT_F 0x00000000 +#define HASH_F TD_FT0 +#define INVERSE_F TD_FT1 +#define HASH_O_F (TD_FT1 | TD_F0) + +/* ------------------------------------------------------------------------ */ +/* MII Registers and Definitions */ +/* ------------------------------------------------------------------------ */ +#define MII_CR 0x00 /* MII Management Control Register */ +#define MII_SR 0x01 /* MII Management Status Register */ +#define MII_ID0 0x02 /* PHY Identifier Register 0 */ +#define MII_ID1 0x03 /* PHY Identifier Register 1 */ +#define MII_ANA 0x04 /* Auto Negotiation Advertisement */ +#define MII_ANLPA 0x05 /* Auto Negotiation Link Partner Ability */ +#define MII_ANE 0x06 /* Auto Negotiation Expansion */ +#define MII_ANP 0x07 /* Auto Negotiation Next Page TX */ + +/* MII Management Control Register */ +#define MII_CR_RST 0x8000 /* RESET the PHY chip */ +#define MII_CR_LPBK 0x4000 /* Loopback enable */ +#define MII_CR_SPD 0x2000 /* 0: 10Mb/s; 1: 100Mb/s */ +#define MII_CR_10 0x0000 /* Set 10Mb/s */ +#define MII_CR_100 0x2000 /* Set 100Mb/s */ +#define MII_CR_ASSE 0x1000 /* Auto Speed Select Enable */ +#define MII_CR_PD 0x0800 /* Power Down */ +#define MII_CR_ISOL 0x0400 /* Isolate Mode */ +#define MII_CR_RAN 0x0200 /* Restart Auto Negotiation */ +#define MII_CR_FDM 0x0100 /* Full Duplex Mode */ +#define MII_CR_CTE 0x0080 /* Collision Test Enable */ + +/* MII Management Status Register */ +#define MII_SR_T4C 0x8000 /* 100BASE-T4 capable */ +#define MII_SR_TXFD 0x4000 /* 100BASE-TX Full Duplex capable */ +#define MII_SR_TXHD 0x2000 /* 100BASE-TX Half Duplex capable */ +#define MII_SR_TFD 0x1000 /* 10BASE-T Full Duplex capable */ +#define MII_SR_THD 0x0800 /* 10BASE-T Half Duplex capable */ +#define MII_SR_ASSC 0x0020 /* Auto Speed Selection Complete*/ +#define MII_SR_RFD 0x0010 /* Remote Fault Detected */ +#define MII_SR_ANC 0x0008 /* Auto Negotiation capable */ +#define MII_SR_LKS 0x0004 /* Link Status */ +#define MII_SR_JABD 0x0002 /* Jabber Detect */ +#define MII_SR_XC 0x0001 /* Extended Capabilities */ + +/* MII Management Auto Negotiation Advertisement Register */ +#define MII_ANA_TAF 0x03e0 /* Technology Ability Field */ +#define MII_ANA_T4AM 0x0200 /* T4 Technology Ability Mask */ +#define MII_ANA_TXAM 0x0180 /* TX Technology Ability Mask */ +#define MII_ANA_FDAM 0x0140 /* Full Duplex Technology Ability Mask */ +#define MII_ANA_HDAM 0x02a0 /* Half Duplex Technology Ability Mask */ +#define MII_ANA_100M 0x0380 /* 100Mb Technology Ability Mask */ +#define MII_ANA_10M 0x0060 /* 10Mb Technology Ability Mask */ +#define MII_ANA_CSMA 0x0001 /* CSMA-CD Capable */ + +/* MII Management Auto Negotiation Remote End Register */ +#define MII_ANLPA_NP 0x8000 /* Next Page (Enable) */ +#define MII_ANLPA_ACK 0x4000 /* Remote Acknowledge */ +#define MII_ANLPA_RF 0x2000 /* Remote Fault */ +#define MII_ANLPA_TAF 0x03e0 /* Technology Ability Field */ +#define MII_ANLPA_T4AM 0x0200 /* T4 Technology Ability Mask */ +#define MII_ANLPA_TXAM 0x0180 /* TX Technology Ability Mask */ +#define MII_ANLPA_FDAM 0x0140 /* Full Duplex Technology Ability Mask */ +#define MII_ANLPA_HDAM 0x02a0 /* Half Duplex Technology Ability Mask */ +#define MII_ANLPA_100M 0x0380 /* 100Mb Technology Ability Mask */ +#define MII_ANLPA_10M 0x0060 /* 10Mb Technology Ability Mask */ +#define MII_ANLPA_CSMA 0x0001 /* CSMA-CD Capable */ + +/* Media / mode state machine definitions */ +/* User selectable: */ +#define TP 0x0040 /* 10Base-T (now equiv to _10Mb) */ +#define TP_NW 0x0002 /* 10Base-T with Nway */ +#define BNC 0x0004 /* Thinwire */ +#define AUI 0x0008 /* Thickwire */ +#define BNC_AUI 0x0010 /* BNC/AUI on DC21040 indistinguishable */ +#define _10Mb 0x0040 /* 10Mb/s Ethernet */ +#define _100Mb 0x0080 /* 100Mb/s Ethernet */ +#define AUTO 0x4000 /* Auto sense the media or speed */ + +/* Internal states */ +#define NC 0x0000 /* No Connection */ +#define ANS 0x0020 /* Intermediate AutoNegotiation State */ +#define SPD_DET 0x0100 /* Parallel speed detection */ +#define INIT 0x0200 /* Initial state */ +#define EXT_SIA 0x0400 /* External SIA for motherboard chip */ +#define ANS_SUSPECT 0x0802 /* Suspect the ANS (TP) port is down */ +#define TP_SUSPECT 0x0803 /* Suspect the TP port is down */ +#define BNC_AUI_SUSPECT 0x0804 /* Suspect the BNC or AUI port is down */ +#define EXT_SIA_SUSPECT 0x0805 /* Suspect the EXT SIA port is down */ +#define BNC_SUSPECT 0x0806 /* Suspect the BNC port is down */ +#define AUI_SUSPECT 0x0807 /* Suspect the AUI port is down */ +#define MII 0x1000 /* MII on the 21143 */ + +#endif /* __JZ_ETH_H__ */ diff --git a/cpu/mips/jz_i2c.c b/cpu/mips/jz_i2c.c new file mode 100644 index 0000000..9f3faee --- /dev/null +++ b/cpu/mips/jz_i2c.c @@ -0,0 +1,234 @@ +/* + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + + +#include + +#if defined(CONFIG_JZ4730) || defined(CONFIG_JZ4740) || defined(CONFIG_JZ5730) || defined(CONFIG_JZ4750) + +#include +#include +#include +#include +#include +#if defined(CONFIG_JZ4730) +#include +#endif +#if defined(CONFIG_JZ4740) +#include +#endif +#if defined(CONFIG_JZ5730) +#include +#endif +#if defined(CONFIG_JZ4750) +#include +#endif + + +/* I2C protocol */ +#define I2C_READ 1 +#define I2C_WRITE 0 + +#define TIMEOUT 1000 + +#define ETIMEDOUT 1 + + +static inline void my_udelay(int n ) +{ + int i; + i=n*100; + while ( i-- ) + ; +} + + +/* + * I2C bus protocol basic routines + */ +static int i2c_put_data(unsigned char data) +{ + unsigned int timeout = TIMEOUT*10; + + __i2c_write(data); + __i2c_set_drf(); + while (__i2c_check_drf() != 0); + while (!__i2c_transmit_ended()); + while (!__i2c_received_ack() && timeout) + timeout--; + + if (timeout) + return 0; + else + return -ETIMEDOUT; +} + +static int i2c_get_data(unsigned char *data, int ack) +{ + int timeout = TIMEOUT*10; + + if (!ack) + __i2c_send_nack(); + else + __i2c_send_ack(); + + while (__i2c_check_drf() == 0 && timeout) + timeout--; + + if (timeout) { + if (!ack) + __i2c_send_stop(); + *data = __i2c_read(); + __i2c_clear_drf(); + return 0; + } else + return -ETIMEDOUT; +} + +/* + * I2C interface + */ +void i2c_open(void) +{ + __i2c_set_clk(CONFIG_EXTAL, 10000); /* default 10 KHz */ + __i2c_enable(); +} + +void i2c_close(void) +{ + my_udelay(300); /* wait for STOP goes over. */ + __i2c_disable(); +} + +void i2c_setclk(unsigned int i2cclk) +{ + __i2c_set_clk(CONFIG_EXTAL, i2cclk); +} + +int i2c_lseek(unsigned char device, unsigned char offset) +{ + __i2c_send_nack(); /* Master does not send ACK, slave sends it */ + __i2c_send_start(); + if (i2c_put_data( (device << 1) | I2C_WRITE ) < 0) + goto device_err; + if (i2c_put_data(offset) < 0) + goto address_err; + return 0; + device_err: + printf("No I2C device (0x%02x) installed.\n", device); + __i2c_send_stop(); + return -1; + address_err: + printf("No I2C device (0x%02x) response.\n", device); + __i2c_send_stop(); + return -1; +} + +int i2c_read(unsigned char device, unsigned char *buf, + unsigned char address, int count) +{ + int cnt = count; + int timeout = 5; + +L_try_again: + + if (timeout < 0) + goto L_timeout; + + __i2c_send_nack(); /* Master does not send ACK, slave sends it */ + __i2c_send_start(); + if (i2c_put_data( (device << 1) | I2C_WRITE ) < 0) + goto device_werr; + if (i2c_put_data(address) < 0) + goto address_err; + + __i2c_send_start(); + if (i2c_put_data( (device << 1) | I2C_READ ) < 0) + goto device_rerr; + __i2c_send_ack(); /* Master sends ACK for continue reading */ + while (cnt) { + if (cnt == 1) { + if (i2c_get_data(buf, 0) < 0) + break; + } else { + if (i2c_get_data(buf, 1) < 0) + break; + } + cnt--; + buf++; + } + + __i2c_send_stop(); + return count - cnt; + device_rerr: + device_werr: + address_err: + timeout --; + __i2c_send_stop(); + goto L_try_again; + +L_timeout: + __i2c_send_stop(); + printf("Read I2C device 0x%2x failed.\n", device); + return -1; +} + +int i2c_write(unsigned char device, unsigned char *buf, + unsigned char address, int count) +{ + int cnt = count; + int cnt_in_pg; + int timeout = 5; + unsigned char *tmpbuf; + unsigned char tmpaddr; + + __i2c_send_nack(); /* Master does not send ACK, slave sends it */ + + W_try_again: + if (timeout < 0) + goto W_timeout; + + cnt = count; + tmpbuf = (unsigned char *)buf; + tmpaddr = address; + + start_write_page: + cnt_in_pg = 0; + __i2c_send_start(); + if (i2c_put_data( (device << 1) | I2C_WRITE ) < 0) + goto device_err; + if (i2c_put_data(tmpaddr) < 0) + goto address_err; + while (cnt) { + if (++cnt_in_pg > 8) { + __i2c_send_stop(); + my_udelay(1000); + tmpaddr += 8; + goto start_write_page; + } + if (i2c_put_data(*tmpbuf) < 0) + break; + cnt--; + tmpbuf++; + } + __i2c_send_stop(); + return count - cnt; + device_err: + address_err: + timeout--; + __i2c_send_stop(); + goto W_try_again; + + W_timeout: + printf("Write I2C device 0x%2x failed.\n", device); + __i2c_send_stop(); + return -1; +} + +#endif /* CONFIG_JZ4730 || CONFIG_JZ4740 || CONFIG_JZ5730 */ + + diff --git a/cpu/mips/jz_lcd.c b/cpu/mips/jz_lcd.c new file mode 100644 index 0000000..36361ba --- /dev/null +++ b/cpu/mips/jz_lcd.c @@ -0,0 +1,643 @@ +/* + * JzRISC lcd controller + * + * xiangfu liu + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * Fallowing macro may be used: + * CONFIG_LCD : LCD support + * LCD_BPP : Bits per pixel, 0 = 1, 1 = 2, 2 = 4, 3 = 8 + * CONFIG_LCD_LOGO : show logo + */ + +#include +#include +#include + +#include /* virt_to_phys() */ + +#if defined(CONFIG_LCD) && !defined(CONFIG_SLCD) + +#if defined(CONFIG_JZ4730) +#include +#endif +#if defined(CONFIG_JZ4740) +#include +#endif +#if defined(CONFIG_JZ5730) +#include +#endif + +#include "jz_lcd.h" + + +struct jzfb_info { + unsigned int cfg; /* panel mode and pin usage etc. */ + unsigned int w; + unsigned int h; + unsigned int bpp; /* bit per pixel */ + unsigned int fclk; /* frame clk */ + unsigned int hsw; /* hsync width, in pclk */ + unsigned int vsw; /* vsync width, in line count */ + unsigned int elw; /* end of line, in pclk */ + unsigned int blw; /* begin of line, in pclk */ + unsigned int efw; /* end of frame, in line count */ + unsigned int bfw; /* begin of frame, in line count */ +}; + +static struct jzfb_info jzfb = { +#if defined(CONFIG_JZLCD_SHARP_LQ035Q7) + MODE_TFT_SHARP | PCLK_N | VSYNC_N, + 240, 320, 16, 60, 1, 2, 1, 2, 0, 6 +#endif +#if defined(CONFIG_JZLCD_SAMSUNG_LTS350Q1) + MODE_TFT_SAMSUNG | PCLK_N, + 240, 320, 16, 60, 1, 2, (254-240), 0, 7, 0 +#endif +#if defined(CONFIG_JZLCD_SAMSUNG_LTV350QVF04) + MODE_TFT_GEN | HSYNC_N | VSYNC_N, + 320, 240, 16, 70, 19, 4, 20, 14, 18, 6 +#endif +#if defined(CONFIG_JZLCD_SAMSUNG_LTP400WQF01) + MODE_TFT_GEN | HSYNC_N | VSYNC_N, + 480, 272, 16, 60, 41, 10, 2, 2, 2, 2 +#endif +#if defined(CONFIG_JZLCD_SAMSUNG_LTP400WQF02_18BIT) + MODE_TFT_GEN | MODE_TFT_18BIT | HSYNC_N | VSYNC_N, /* MODE_TFT_18BIT: JZ4740@ version */ + 480, 272, 32, 60, 41, 10, 2, 2, 2, 2 +#endif +#if defined(CONFIG_JZLCD_TRULY_TFTG320240DTSW) + MODE_TFT_GEN | HSYNC_N | VSYNC_N | PCLK_N, + 320, 240, 16, 85, 30, 3, 38, 20, 11, 8 +#endif +#if defined(CONFIG_JZLCD_TRULY_TFTG320240DTSW_SERIAL) + MODE_8BIT_SERIAL_TFT | HSYNC_N | VSYNC_N | PCLK_N, + /* serial mode 280 lines, parallel mode 240 lines */ + 320, 280, 32, 60, (30*3), 3, (20*3), (38*3), 46, 23 +#endif +#if defined(CONFIG_JZLCD_TRULY_TFTG240320UTSW_63W_E) + MODE_TFT_GEN | HSYNC_N | VSYNC_N | PCLK_N | DE_N, + /* 240, 320, 16, 60, 3, 3, 3, 3, 3, 3 */ /* 240x320 */ + 320, 240, 16, 60, 3, 3, 3, 3, 3, 85 /* 320x240 */ +#endif +#if defined(CONFIG_JZLCD_HYNIX_HT10X21) + MODE_TFT_GEN | PCLK_N, + 1024, 768, 16, 45, 1, 1, 75, 0, 3, 0 +#endif +#if defined(CONFIG_JZLCD_TOSHIBA_LTM084P363) + MODE_TFT_GEN | PCLK_N, + 800, ,600, 16, 50, 1, 2, 199, 0, 2, 0 +#endif +#if defined(CONFIG_JZLCD_FOXCONN_PT035TN01) + + #if defined(CONFIG_PAVO) + MODE_TFT_GEN | HSYNC_N | VSYNC_N | MODE_TFT_18BIT | PCLK_N, + 320, 240, 18, 110, 1, 1, 10, 50, 10, 13 + #elif defined(CONFIG_QI_LB60) + MODE_8BIT_SERIAL_TFT | PCLK_N | HSYNC_N | VSYNC_N, + 320, 240, 32, 70, 1, 1, 273, 140, 1, 20 + #else /* defined(CONFIG_JZLCD_FOXCONN_PT035TN01) && (!defined(CONFIG_PAVO)) */ + MODE_TFT_GEN | HSYNC_N | VSYNC_N | PCLK_N, + 320, 240, 16, 110, 1, 1, 10, 50, 10, 13 + #endif + +#endif /* CONFIG_JZLCD_FOXCONN_PT035TN01 */ +#if defined(CONFIG_JZLCD_INNOLUX_PT035TN01_SERIAL) + MODE_8BIT_SERIAL_TFT | PCLK_N | HSYNC_N | VSYNC_N, + 320, 240, 32, 60, 1, 1, 10, 50, 10, 13 +#endif +#if defined(CONFIG_JZLCD_INNOLUX_AT080TN42) + MODE_TFT_SHARP | PCLK_N, + 800, 600, 16, 50, 1, 1, 255, 0, 34, 0 +#endif +#if defined(CONFIG_JZLCD_CSTN_800x600) + MODE_STN_COLOR_DUAL | STN_DAT_PIN8, + 800, 600, 16, 30, 8, 1, 0, 0, 0, 0 +#endif +#if defined(CONFIG_JZLCD_CSTN_320x240) + MODE_STN_COLOR_SINGLE | STN_DAT_PIN8, + 320, 240, 16, 120, 8, 1, 8, 0, 0, 0 +#endif +#if defined(CONFIG_JZLCD_MSTN_640x480) + MODE_STN_MONO_DUAL | STN_DAT_PIN4, + 640, 480, 8, 110, 4, 1, 4, 0, 0, 0 +#endif +#if defined(CONFIG_JZLCD_MSTN_320x240) + MODE_STN_MONO_SINGLE | STN_DAT_PIN4, + 320, 240, 8, 110, 4, 1, 4, 0, 0, 0 +#endif +#if defined(CONFIG_JZLCD_MSTN_480x320) + MODE_STN_MONO_SINGLE | STN_DAT_PIN8 +#if defined(CONFIG_JZLCD_MSTN_INVERSE) + | DATA_INVERSE +#endif + , 480, 320, 8, 65, 8, 1, 8, 0, 0, 0 +#endif +#if defined(CONFIG_JZLCD_MSTN_240x128) + MODE_STN_MONO_SINGLE | STN_DAT_PIN1 +#if defined(CONFIG_JZLCD_MSTN_INVERSE) + | DATA_INVERSE +#endif + , 240, 128, 8, 100, 1, 1, 1, 0, 0, 0 +#endif +}; + +/************************************************************************/ + +vidinfo_t panel_info = { +#if defined(CONFIG_JZLCD_SHARP_LQ035Q7) + 240, 320, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_SAMSUNG_LTS350Q1) + 240, 320, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_SAMSUNG_LTV350QVF04) + 320, 240, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_SAMSUNG_LTP400WQF01) + 480, 272, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_SAMSUNG_LTP400WQF02_18BIT) + 480, 272, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_TRULY_TFTG320240DTSW) + 320, 240, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_TRULY_TFTG320240DTSW_SERIAL) + 320, 280, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_TRULY_TFTG240320UTSW_63W_E) + 320, 240, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_FOXCONN_PT035TN01) + 320, 240, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_INNOLUX_PT035TN01_SERIAL) + 320, 240, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_HYNIX_HT10X21) + 1024, 768, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_TOSHIBA_LTM084P363) + 800, 600, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_INNOLUX_AT080TN42) + 800, 600, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_CSTN_800x600) + 800, 600, LCD_BPP, +#endif +#if defined(CONFIG_JZLCD_CSTN_320x240) + 320, 240, LCD_BPP, +#endif +}; + +/*----------------------------------------------------------------------*/ + +int lcd_line_length; + +int lcd_color_fg; +int lcd_color_bg; + +/* + * Frame buffer memory information + */ +void *lcd_base; /* Start of framebuffer memory */ +void *lcd_console_address; /* Start of console buffer */ + +short console_col; +short console_row; + +/*----------------------------------------------------------------------*/ + +void lcd_ctrl_init (void *lcdbase); + +void lcd_enable (void); +void lcd_disable (void); + +/*----------------------------------------------------------------------*/ + +static int jz_lcd_init_mem(void *lcdbase, vidinfo_t *vid); +static void jz_lcd_desc_init(vidinfo_t *vid); +static int jz_lcd_hw_init( vidinfo_t *vid ); +extern int flush_cache_all(void); + +#if LCD_BPP == LCD_COLOR8 +void lcd_setcolreg (ushort regno, ushort red, ushort green, ushort blue); +#endif +#if LCD_BPP == LCD_MONOCHROME +void lcd_initcolregs (void); +#endif + +/*-----------------------------------------------------------------------*/ + +void lcd_ctrl_init (void *lcdbase) +{ + __lcd_display_pin_init(); + + jz_lcd_init_mem(lcdbase, &panel_info); + jz_lcd_desc_init(&panel_info); + jz_lcd_hw_init(&panel_info); + + __lcd_display_on() ; +} + +/*----------------------------------------------------------------------*/ +#if LCD_BPP == LCD_COLOR8 +void +lcd_setcolreg (ushort regno, ushort red, ushort green, ushort blue) +{ +} +#endif +/*----------------------------------------------------------------------*/ + +#if LCD_BPP == LCD_MONOCHROME +static +void lcd_initcolregs (void) +{ +} +#endif + +/* + * Before enabled lcd controller, lcd registers should be configured correctly. + */ + +void lcd_enable (void) +{ + REG_LCD_CTRL &= ~(1<<4); /* LCDCTRL.DIS */ + REG_LCD_CTRL |= 1<<3; /* LCDCTRL.ENA*/ +} + +void lcd_disable (void) +{ + REG_LCD_CTRL |= (1<<4); /* LCDCTRL.DIS, regular disable */ + /* REG_LCD_CTRL |= (1<<3); */ /* LCDCTRL.DIS, quikly disable */ +} + +static int jz_lcd_init_mem(void *lcdbase, vidinfo_t *vid) +{ + u_long palette_mem_size; + struct jz_fb_info *fbi = &vid->jz_fb; + int fb_size = vid->vl_row * (vid->vl_col * NBITS (vid->vl_bpix)) / 8; + + fbi->screen = (u_long)lcdbase; + fbi->palette_size = 256; + palette_mem_size = fbi->palette_size * sizeof(u16); + + debug("jz_lcd.c palette_mem_size = 0x%08lx\n", (u_long) palette_mem_size); + /* locate palette and descs at end of page following fb */ + fbi->palette = (u_long)lcdbase + fb_size + PAGE_SIZE - palette_mem_size; + + return 0; +} + +static void jz_lcd_desc_init(vidinfo_t *vid) +{ + struct jz_fb_info * fbi; + fbi = &vid->jz_fb; + fbi->dmadesc_fblow = (struct jz_fb_dma_descriptor *)((unsigned int)fbi->palette - 3*16); + fbi->dmadesc_fbhigh = (struct jz_fb_dma_descriptor *)((unsigned int)fbi->palette - 2*16); + fbi->dmadesc_palette = (struct jz_fb_dma_descriptor *)((unsigned int)fbi->palette - 1*16); + + #define BYTES_PER_PANEL (vid->vl_col * vid->vl_row * NBITS(vid->vl_bpix) / 8) + + /* populate descriptors */ + fbi->dmadesc_fblow->fdadr = virt_to_phys(fbi->dmadesc_fblow); + fbi->dmadesc_fblow->fsadr = virt_to_phys((void *)(fbi->screen + BYTES_PER_PANEL)); + fbi->dmadesc_fblow->fidr = 0; + fbi->dmadesc_fblow->ldcmd = BYTES_PER_PANEL / 4 ; + + fbi->fdadr1 = virt_to_phys(fbi->dmadesc_fblow); /* only used in dual-panel mode */ + + fbi->dmadesc_fbhigh->fsadr = virt_to_phys((void *)fbi->screen); + fbi->dmadesc_fbhigh->fidr = 0; + fbi->dmadesc_fbhigh->ldcmd = BYTES_PER_PANEL / 4; /* length in word */ + + fbi->dmadesc_palette->fsadr = virt_to_phys((void *)fbi->palette); + fbi->dmadesc_palette->fidr = 0; + fbi->dmadesc_palette->ldcmd = (fbi->palette_size * 2)/4 | (1<<28); + + if( NBITS(vid->vl_bpix) < 12) + { + /* assume any mode with <12 bpp is palette driven */ + fbi->dmadesc_palette->fdadr = virt_to_phys(fbi->dmadesc_fbhigh); + fbi->dmadesc_fbhigh->fdadr = virt_to_phys(fbi->dmadesc_palette); + /* flips back and forth between pal and fbhigh */ + fbi->fdadr0 = virt_to_phys(fbi->dmadesc_palette); + } else { + /* palette shouldn't be loaded in true-color mode */ + fbi->dmadesc_fbhigh->fdadr = virt_to_phys((void *)fbi->dmadesc_fbhigh); + fbi->fdadr0 = virt_to_phys(fbi->dmadesc_fbhigh); /* no pal just fbhigh */ + } + + flush_cache_all(); +} + +static int jz_lcd_hw_init(vidinfo_t *vid) +{ + struct jz_fb_info *fbi = &vid->jz_fb; + unsigned int val = 0; + unsigned int pclk; + unsigned int stnH; +#if defined(CONFIG_MIPS_JZ4740) + int pll_div; +#endif + + /* Setting Control register */ + switch (jzfb.bpp) { + case 1: + val |= LCD_CTRL_BPP_1; + break; + case 2: + val |= LCD_CTRL_BPP_2; + break; + case 4: + val |= LCD_CTRL_BPP_4; + break; + case 8: + val |= LCD_CTRL_BPP_8; + break; + case 15: + val |= LCD_CTRL_RGB555; + case 16: + val |= LCD_CTRL_BPP_16; + break; +#if defined(CONFIG_MIPS_JZ4740) + case 17 ... 32: + val |= LCD_CTRL_BPP_18_24; /* target is 4bytes/pixel */ + break; +#endif + default: + printf("jz_lcd.c The BPP %d is not supported\n", jzfb.bpp); + val |= LCD_CTRL_BPP_16; + break; + } + + switch (jzfb.cfg & MODE_MASK) { + case MODE_STN_MONO_DUAL: + case MODE_STN_COLOR_DUAL: + case MODE_STN_MONO_SINGLE: + case MODE_STN_COLOR_SINGLE: + switch (jzfb.bpp) { + case 1: + /* val |= LCD_CTRL_PEDN; */ + case 2: + val |= LCD_CTRL_FRC_2; + break; + case 4: + val |= LCD_CTRL_FRC_4; + break; + case 8: + default: + val |= LCD_CTRL_FRC_16; + break; + } + break; + } + + val |= LCD_CTRL_BST_16; /* Burst Length is 16WORD=64Byte */ + val |= LCD_CTRL_OFUP; /* OutFIFO underrun protect */ + + switch (jzfb.cfg & MODE_MASK) { + case MODE_STN_MONO_DUAL: + case MODE_STN_COLOR_DUAL: + case MODE_STN_MONO_SINGLE: + case MODE_STN_COLOR_SINGLE: + switch (jzfb.cfg & STN_DAT_PINMASK) { +#define align2(n) (n)=((((n)+1)>>1)<<1) +#define align4(n) (n)=((((n)+3)>>2)<<2) +#define align8(n) (n)=((((n)+7)>>3)<<3) + case STN_DAT_PIN1: + /* Do not adjust the hori-param value. */ + break; + case STN_DAT_PIN2: + align2(jzfb.hsw); + align2(jzfb.elw); + align2(jzfb.blw); + break; + case STN_DAT_PIN4: + align4(jzfb.hsw); + align4(jzfb.elw); + align4(jzfb.blw); + break; + case STN_DAT_PIN8: + align8(jzfb.hsw); + align8(jzfb.elw); + align8(jzfb.blw); + break; + } + break; + } + + REG_LCD_CTRL = val; + + switch (jzfb.cfg & MODE_MASK) { + case MODE_STN_MONO_DUAL: + case MODE_STN_COLOR_DUAL: + case MODE_STN_MONO_SINGLE: + case MODE_STN_COLOR_SINGLE: + if (((jzfb.cfg & MODE_MASK) == MODE_STN_MONO_DUAL) || + ((jzfb.cfg & MODE_MASK) == MODE_STN_COLOR_DUAL)) + stnH = jzfb.h >> 1; + else + stnH = jzfb.h; + + REG_LCD_VSYNC = (0 << 16) | jzfb.vsw; + REG_LCD_HSYNC = ((jzfb.blw+jzfb.w) << 16) | (jzfb.blw+jzfb.w+jzfb.hsw); + + /* Screen setting */ + REG_LCD_VAT = ((jzfb.blw + jzfb.w + jzfb.hsw + jzfb.elw) << 16) | (stnH + jzfb.vsw + jzfb.bfw + jzfb.efw); + REG_LCD_DAH = (jzfb.blw << 16) | (jzfb.blw + jzfb.w); + REG_LCD_DAV = (0 << 16) | (stnH); + + /* AC BIAs signal */ + REG_LCD_PS = (0 << 16) | (stnH+jzfb.vsw+jzfb.efw+jzfb.bfw); + + break; + + case MODE_TFT_GEN: + case MODE_TFT_SHARP: + case MODE_TFT_CASIO: + case MODE_TFT_SAMSUNG: + case MODE_8BIT_SERIAL_TFT: + case MODE_TFT_18BIT: + REG_LCD_VSYNC = (0 << 16) | jzfb.vsw; + REG_LCD_HSYNC = (0 << 16) | jzfb.hsw; +#if defined(CONFIG_JZLCD_INNOLUX_AT080TN42) + REG_LCD_DAV = (0 << 16) | ( jzfb.h ); +#else + REG_LCD_DAV =((jzfb.vsw+jzfb.bfw) << 16) | (jzfb.vsw +jzfb.bfw+jzfb.h); +#endif /*#if defined(CONFIG_JZLCD_INNOLUX_AT080TN42)*/ + REG_LCD_DAH = ((jzfb.hsw + jzfb.blw) << 16) | (jzfb.hsw + jzfb.blw + jzfb.w ); + REG_LCD_VAT = (((jzfb.blw + jzfb.w + jzfb.elw + jzfb.hsw)) << 16) \ + | (jzfb.vsw + jzfb.bfw + jzfb.h + jzfb.efw); + break; + } + + switch (jzfb.cfg & MODE_MASK) { + case MODE_TFT_SAMSUNG: + { + unsigned int total, tp_s, tp_e, ckv_s, ckv_e; + unsigned int rev_s, rev_e, inv_s, inv_e; + + pclk = val * (jzfb.w + jzfb.hsw + jzfb.elw + jzfb.blw) * + (jzfb.h + jzfb.vsw + jzfb.efw + jzfb.bfw); /* Pixclk */ + + total = jzfb.blw + jzfb.w + jzfb.elw + jzfb.hsw; + tp_s = jzfb.blw + jzfb.w + 1; + tp_e = tp_s + 1; + /* ckv_s = tp_s - jz_clocks.pixclk/(1000000000/4100); */ + ckv_s = tp_s - pclk/(1000000000/4100); + ckv_e = tp_s + total; + rev_s = tp_s - 11; /* -11.5 clk */ + rev_e = rev_s + total; + inv_s = tp_s; + inv_e = inv_s + total; + REG_LCD_CLS = (tp_s << 16) | tp_e; + REG_LCD_PS = (ckv_s << 16) | ckv_e; + REG_LCD_SPL = (rev_s << 16) | rev_e; + REG_LCD_REV = (inv_s << 16) | inv_e; + jzfb.cfg |= STFT_REVHI | STFT_SPLHI; + break; + } + case MODE_TFT_SHARP: + { + unsigned int total, cls_s, cls_e, ps_s, ps_e; + unsigned int spl_s, spl_e, rev_s, rev_e; + total = jzfb.blw + jzfb.w + jzfb.elw + jzfb.hsw; +#if !defined(CONFIG_JZLCD_INNOLUX_AT080TN42) + spl_s = 1; + spl_e = spl_s + 1; + cls_s = 0; + cls_e = total - 60; /* > 4us (pclk = 80ns) */ + ps_s = cls_s; + ps_e = cls_e; + rev_s = total - 40; /* > 3us (pclk = 80ns) */ + rev_e = rev_s + total; + jzfb.cfg |= STFT_PSHI; +#else /*#if defined(CONFIG_JZLCD_INNOLUX_AT080TN42)*/ + spl_s = total - 5; /* LD */ + spl_e = total -3; + cls_s = 32; /* CKV */ + cls_e = 145; + ps_s = 0; /* OEV */ + ps_e = 45; + rev_s = 0; /* POL */ + rev_e = 0; +#endif /*#if defined(CONFIG_JZLCD_INNOLUX_AT080TN42)*/ + REG_LCD_SPL = (spl_s << 16) | spl_e; + REG_LCD_CLS = (cls_s << 16) | cls_e; + REG_LCD_PS = (ps_s << 16) | ps_e; + REG_LCD_REV = (rev_s << 16) | rev_e; + break; + } + case MODE_TFT_CASIO: + break; + } + + /* Configure the LCD panel */ + REG_LCD_CFG = jzfb.cfg; + + /* Timing setting */ + __cpm_stop_lcd(); + + val = jzfb.fclk; /* frame clk */ + if ( (jzfb.cfg & MODE_MASK) != MODE_8BIT_SERIAL_TFT) { + pclk = val * (jzfb.w + jzfb.hsw + jzfb.elw + jzfb.blw) * + (jzfb.h + jzfb.vsw + jzfb.efw + jzfb.bfw); /* Pixclk */ + } + else { + /* serial mode: Hsync period = 3*Width_Pixel */ + pclk = val * (jzfb.w*3 + jzfb.hsw + jzfb.elw + jzfb.blw) * + (jzfb.h + jzfb.vsw + jzfb.efw + jzfb.bfw); /* Pixclk */ + } + + if (((jzfb.cfg & MODE_MASK) == MODE_STN_COLOR_SINGLE) || + ((jzfb.cfg & MODE_MASK) == MODE_STN_COLOR_DUAL)) + pclk = (pclk * 3); + + if (((jzfb.cfg & MODE_MASK) == MODE_STN_COLOR_SINGLE) || + ((jzfb.cfg & MODE_MASK) == MODE_STN_COLOR_DUAL) || + ((jzfb.cfg & MODE_MASK) == MODE_STN_MONO_SINGLE) || + ((jzfb.cfg & MODE_MASK) == MODE_STN_MONO_DUAL)) + pclk = pclk >> ((jzfb.cfg & STN_DAT_PINMASK) >> 4); + + if (((jzfb.cfg & MODE_MASK) == MODE_STN_COLOR_DUAL) || + ((jzfb.cfg & MODE_MASK) == MODE_STN_MONO_DUAL)) + pclk >>= 1; + +#if defined(CONFIG_MIPS_JZ4730) + val = __cpm_get_pllout() / pclk; + REG_CPM_CFCR2 = val - 1; + val = pclk * 4 ; + if ( val > 150000000 ) { + printf("Warning: LCDClock=%d\n, LCDClock must less or equal to 150MHz.\n", val); + printf("Change LCDClock to 150MHz\n"); + val = 150000000; + } + val = __cpm_get_pllout() / val; + val--; + if ( val > 0xF ) + val = 0xF; + __cpm_set_lcdclk_div(val); + REG_CPM_CFCR |= CPM_CFCR_UPE; + +#elif defined(CONFIG_MIPS_JZ4740) + pll_div = ( REG_CPM_CPCCR & CPM_CPCCR_PCS ); /* clock source,0:pllout/2 1: pllout */ + pll_div = pll_div ? 1 : 2 ; + val = ( __cpm_get_pllout()/pll_div ) / pclk; + val--; + if ( val > 0x1ff ) { + printf("CPM_LPCDR too large, set it to 0x1ff\n"); + val = 0x1ff; + } + __cpm_set_pixdiv(val); + + val = pclk * 3 ; /* LCDClock > 2.5*Pixclock */ + if ( val > 150000000 ) { + printf("Warning: LCDClock=%d\n, LCDClock must less or equal to 150MHz.\n", val); + printf("Change LCDClock to 150MHz\n"); + val = 150000000; + } + val = ( __cpm_get_pllout()/pll_div ) / val; + val--; + if ( val > 0x1f ) { + printf("CPM_CPCCR.LDIV too large, set it to 0x1f\n"); + val = 0x1f; + } + __cpm_set_ldiv( val ); + REG_CPM_CPCCR |= CPM_CPCCR_CE ; /* update divide */ + +#else +#error "cpu/mips/jz_lcd.c, CONFIG_MIPS_JZ4730, please set chip type." +#endif /*#ifdef CONFIG_MIPS_JZ4730 */ + + __cpm_start_lcd(); + udelay(1000); + + REG_LCD_DA0 = fbi->fdadr0; /* frame descripter*/ + + if (((jzfb.cfg & MODE_MASK) == MODE_STN_COLOR_DUAL) || + ((jzfb.cfg & MODE_MASK) == MODE_STN_MONO_DUAL)) + REG_LCD_DA1 = fbi->fdadr1; /* frame descripter*/ + + return 0; +} + +#endif /* CONFIG_LCD */ diff --git a/cpu/mips/jz_lcd.h b/cpu/mips/jz_lcd.h new file mode 100644 index 0000000..d2e7cc4 --- /dev/null +++ b/cpu/mips/jz_lcd.h @@ -0,0 +1,1020 @@ +/* + * JzRISC lcd controller + * + * xiangfu liu + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __JZLCD_H__ +#define __JZLCD_H__ + +#include +/* + * change u-boot macro to celinux macro + */ +/* Chip type */ +#if defined(CONFIG_JZ4730) +#define CONFIG_MIPS_JZ4730 1 +#endif +#if defined(CONFIG_JZ4740) +#define CONFIG_MIPS_JZ4740 1 +#endif +#if defined(CONFIG_JZ5730) +#define CONFIG_MIPS_JZ5730 1 +#endif + +/* board type */ +#if defined(CONFIG_LIBRA) +#define CONFIG_MIPS_JZ4730_LIBRA 1 +#endif +#if defined(CONFIG_PMPV1) +#define CONFIG_MIPS_JZ4730_PMPV1 1 +#endif +#if defined(CONFIG_PMPV2) +#define CONFIG_MIPS_JZ4730_PMPV2 1 +#endif +#if defined(CONFIG_GPS) +#define CONFIG_MIPS_JZ4730_GPS 1 +#endif +#if defined(CONFIG_FPRINT) +#define CONFIG_MIPS_JZ4730_FPRINT 1 +#endif +#if defined(CONFIG_LEO) +#define CONFIG_MIPS_JZ4740_LEO 1 +#endif +#if defined(CONFIG_PAVO) +#define CONFIG_MIPS_JZ4740_PAVO 1 +#endif +#if defined(CONFIG_QI_LB60) +#define CONFIG_MIPS_JZ4740_PI 1 +#endif +#if defined(CONFIG_VIRGO) +#define CONFIG_MIPS_JZ4740_VIRGO 1 +#endif + +#define mdelay(n) udelay((n)*1000) + +/* + * change u-boot macro to celinux macro + */ + +#define NR_PALETTE 256 + +struct lcd_desc{ + unsigned int next_desc; /* LCDDAx */ + unsigned int databuf; /* LCDSAx */ + unsigned int frame_id; /* LCDFIDx */ + unsigned int cmd; /* LCDCMDx */ +}; + +#define MODE_MASK 0x0f +#define MODE_TFT_GEN 0x00 +#define MODE_TFT_SHARP 0x01 +#define MODE_TFT_CASIO 0x02 +#define MODE_TFT_SAMSUNG 0x03 +#define MODE_CCIR656_NONINT 0x04 +#define MODE_CCIR656_INT 0x05 +#define MODE_STN_COLOR_SINGLE 0x08 +#define MODE_STN_MONO_SINGLE 0x09 +#define MODE_STN_COLOR_DUAL 0x0a +#define MODE_STN_MONO_DUAL 0x0b +#define MODE_8BIT_SERIAL_TFT 0x0c + +#define MODE_TFT_18BIT (1<<7) + +#define STN_DAT_PIN1 (0x00 << 4) +#define STN_DAT_PIN2 (0x01 << 4) +#define STN_DAT_PIN4 (0x02 << 4) +#define STN_DAT_PIN8 (0x03 << 4) +#define STN_DAT_PINMASK STN_DAT_PIN8 + +#define STFT_PSHI (1 << 15) +#define STFT_CLSHI (1 << 14) +#define STFT_SPLHI (1 << 13) +#define STFT_REVHI (1 << 12) + +#define SYNC_MASTER (0 << 16) +#define SYNC_SLAVE (1 << 16) + +#define DE_P (0 << 9) +#define DE_N (1 << 9) + +#define PCLK_P (0 << 10) +#define PCLK_N (1 << 10) + +#define HSYNC_P (0 << 11) +#define HSYNC_N (1 << 11) + +#define VSYNC_P (0 << 8) +#define VSYNC_N (1 << 8) + +#define DATA_NORMAL (0 << 17) +#define DATA_INVERSE (1 << 17) + + +/* Jz LCDFB supported I/O controls. */ +#define FBIOSETBACKLIGHT 0x4688 +#define FBIODISPON 0x4689 +#define FBIODISPOFF 0x468a +#define FBIORESET 0x468b +#define FBIOPRINT_REG 0x468c + +/* + * LCD panel specific definition + */ + +#if defined(CONFIG_JZLCD_TRULY_TFTG320240DTSW) || defined(CONFIG_JZLCD_TRULY_TFTG320240DTSW_SERIAL) + +#if defined(CONFIG_MIPS_JZ4730_PMPV1) +#define LCD_RESET_PIN 63 +#elif defined(CONFIG_MIPS_JZ4730_PMPV2) +#define LCD_RESET_PIN 60 +#elif defined(CONFIG_MIPS_JZ4740_LEO) +#define LCD_RESET_PIN 50 +#endif + +#define __lcd_special_on() \ +do { \ + __gpio_set_pin(LCD_RESET_PIN); \ + __gpio_as_output(LCD_RESET_PIN); \ + __gpio_clear_pin(LCD_RESET_PIN); \ + udelay(100); \ + __gpio_set_pin(LCD_RESET_PIN); \ +} while (0) + +#endif /* CONFIG_JZLCD_TRULY_TFTG320240DTSW, parellel or serial RGB mode */ + +#if defined(CONFIG_JZLCD_SAMSUNG_LTV350QVF04) + +#if defined(CONFIG_MIPS_JZ4730_FPRINT) +#define PortSDI 60 +#define PortSCL 61 +#define PortCS 62 +#define PortRST 63 +#define PortSht 64 +#endif + +#if defined(CONFIG_MIPS_JZ4730_GPS) +#define PortSDI 74 +#define PortSCL 72 +#define PortCS 73 +#define PortRST 60 +#define PortSht 59 +#endif + +#ifndef PortSDI +#define PortSDI 0 +#endif +#ifndef PortSCL +#define PortSCL 0 +#endif +#ifndef PortCS +#define PortCS 0 +#endif +#ifndef PortRST +#define PortRST 0 +#endif +#ifndef PortSht +#define PortSht 0 +#endif + +#define __lcd_special_pin_init() \ +do { \ + __gpio_as_output(PortSDI); /* SDI */\ + __gpio_as_output(PortSCL); /* SCL */ \ + __gpio_as_output(PortCS); /* CS */ \ + __gpio_as_output(PortRST); /* Reset */ \ + __gpio_as_output(PortSht); /* Shut Down # */ \ + __gpio_set_pin(PortCS); \ + __gpio_set_pin(PortSCL); \ + __gpio_set_pin(PortSDI); \ +} while (0) + +#define __spi_out(val) \ +do { \ + int __i__; \ + unsigned int _t_ = (val); \ + __gpio_clear_pin(PortCS); \ + udelay(25); \ + for (__i__ = 0; __i__ < 24; __i__++ ) { \ + __gpio_clear_pin(PortSCL); \ + if (_t_ & 0x800000) \ + __gpio_set_pin(PortSDI); \ + else \ + __gpio_clear_pin(PortSDI); \ + _t_ <<= 1; \ + udelay(25); \ + __gpio_set_pin(PortSCL); \ + udelay(25); \ + } \ + __gpio_set_pin(PortCS); \ + udelay(25); \ + __gpio_set_pin(PortSDI); \ + udelay(25); \ + __gpio_set_pin(PortSCL); \ +} while (0) + +#define __spi_id_op_data(rs, rw, val) \ + __spi_out((0x1d<<18)|((rs)<<17)|((rw)<<16)|(val)) + +#define __spi_write_reg(reg, val) \ +do { \ + __spi_id_op_data(0, 0, (reg)); \ + __spi_id_op_data(1, 0, (val)); \ +} while (0) + +#define __lcd_special_on() \ +do { \ + __gpio_set_pin(PortSht); \ + __gpio_clear_pin(PortRST); \ + mdelay(10); \ + __gpio_set_pin(PortRST); \ + mdelay(1); \ + __spi_write_reg(0x09, 0); \ + mdelay(10); \ + __spi_write_reg(0x09, 0x4000); \ + __spi_write_reg(0x0a, 0x2000); \ + mdelay(40); \ + __spi_write_reg(0x09, 0x4055); \ + mdelay(50); \ + __spi_write_reg(0x01, 0x409d); \ + __spi_write_reg(0x02, 0x0204); \ + __spi_write_reg(0x03, 0x0100); \ + __spi_write_reg(0x04, 0x3000); \ + __spi_write_reg(0x05, 0x4003); \ + __spi_write_reg(0x06, 0x000a); \ + __spi_write_reg(0x07, 0x0021); \ + __spi_write_reg(0x08, 0x0c00); \ + __spi_write_reg(0x10, 0x0103); \ + __spi_write_reg(0x11, 0x0301); \ + __spi_write_reg(0x12, 0x1f0f); \ + __spi_write_reg(0x13, 0x1f0f); \ + __spi_write_reg(0x14, 0x0707); \ + __spi_write_reg(0x15, 0x0307); \ + __spi_write_reg(0x16, 0x0707); \ + __spi_write_reg(0x17, 0x0000); \ + __spi_write_reg(0x18, 0x0004); \ + __spi_write_reg(0x19, 0x0000); \ + mdelay(60); \ + __spi_write_reg(0x09, 0x4a55); \ + __spi_write_reg(0x05, 0x5003); \ +} while (0) + +#define __lcd_special_off() \ +do { \ + __spi_write_reg(0x09, 0x4055); \ + __spi_write_reg(0x05, 0x4003); \ + __spi_write_reg(0x0a, 0x0000); \ + mdelay(10); \ + __spi_write_reg(0x09, 0x4000); \ + __gpio_clear_pin(PortSht); \ +} while (0) + +#endif /* CONFIG_JZLCD_SAMSUNG_LTV350QVF04 */ + +#if defined(CONFIG_JZLCD_FOXCONN_PT035TN01) || defined(CONFIG_JZLCD_INNOLUX_PT035TN01_SERIAL) + +#if defined(CONFIG_JZLCD_FOXCONN_PT035TN01) /* board pmp */ +#define MODE 0xcd /* 24bit parellel RGB */ +#endif +#if defined(CONFIG_JZLCD_INNOLUX_PT035TN01_SERIAL) +#define MODE 0xc9 /* 8bit serial RGB */ +#endif + +#if defined(CONFIG_MIPS_JZ4730_PMPV1) || defined(CONFIG_MIPS_JZ4730_PMPV2) + #define SPEN 60 /*LCD_SPL */ + #define SPCK 61 /*LCD_CLS */ + #define SPDA 62 /*LCD_PS */ + #define LCD_RET 63 /*LCD_REV */ /*use for lcd reset */ +#elif defined(CONFIG_MIPS_JZ4740_LEO) /* board leo */ + #define SPEN (32*1+18) /*LCD_SPL */ + #define SPCK (32*1+17) /*LCD_CLS */ + #define SPDA (32*2+22) /*LCD_PS */ + #define LCD_RET (32*2+23) /*LCD_REV */ /* use for lcd reset */ +#elif defined(CONFIG_MIPS_JZ4740_PAVO) /* board pavo */ + #define SPEN (32*1+18) /*LCD_SPL */ + #define SPCK (32*1+17) /*LCD_CLS */ + #define SPDA (32*2+12) /*LCD_D12 */ + #define LCD_RET (32*2+23) /*LCD_REV, GPC23 */ +#elif defined(CONFIG_MIPS_JZ4740_PI) /* board pavo */ + #define SPEN (32*2+21) /*LCD_SPL */ + #define SPCK (32*2+23) /*LCD_CLS */ + #define SPDA (32*2+22) /*LCD_D12 */ + #define LCD_RET (32*3+27) +#else +#error "cpu/misp/Jzlcd.h, please define SPI pins on your board." +#endif + + #define __spi_write_reg1(reg, val) \ + do { \ + unsigned char no;\ + unsigned short value;\ + unsigned char a=0;\ + unsigned char b=0;\ + a=reg;\ + b=val;\ + __gpio_set_pin(SPEN);\ + __gpio_set_pin(SPCK);\ + __gpio_clear_pin(SPDA);\ + __gpio_clear_pin(SPEN);\ + udelay(25);\ + value=((a<<8)|(b&0xFF));\ + for(no=0;no<16;no++)\ + {\ + __gpio_clear_pin(SPCK);\ + if((value&0x8000)==0x8000)\ + __gpio_set_pin(SPDA);\ + else\ + __gpio_clear_pin(SPDA);\ + udelay(25);\ + __gpio_set_pin(SPCK);\ + value=(value<<1); \ + udelay(25);\ + }\ + __gpio_set_pin(SPEN);\ + udelay(100);\ + } while (0) + + #define __spi_write_reg(reg, val) \ + do {\ + __spi_write_reg1((reg<<2|2), val);\ + udelay(100); \ + }while(0) + + + #define __lcd_special_pin_init() \ + do { \ + __gpio_as_output(SPEN); /* use SPDA */\ + __gpio_as_output(SPCK); /* use SPCK */\ + __gpio_as_output(SPDA); /* use SPDA */\ + __gpio_as_output(LCD_RET);\ + } while (0) + +#if defined(CONFIG_QI_LB60) + #define __lcd_special_on() \ + do { \ + udelay(50);\ + __spi_write_reg1(0x05, 0x16); \ + __spi_write_reg1(0x04, 0x0b); \ + __spi_write_reg1(0x07, 0x8d); \ + __spi_write_reg1(0x01, 0x95); \ + __spi_write_reg1(0x08, 0xc0); \ + __spi_write_reg1(0x03, 0x40); \ + __spi_write_reg1(0x06, 0x15); \ + __spi_write_reg1(0x05, 0xd7); \ + } while (0) /* reg 0x0a is control the display direction:DB0->horizontal level DB1->vertical level */ + + #define __lcd_special_off() \ + do { \ + __spi_write_reg1(0x05, 0x5e); \ + } while (0) +#else + #define __lcd_special_on() \ + do { \ + udelay(50);\ + __gpio_clear_pin(LCD_RET);\ + mdelay(150);\ + __gpio_set_pin(LCD_RET);\ + mdelay(10);\ + __spi_write_reg(0x00, 0x03); \ + __spi_write_reg(0x01, 0x40); \ + __spi_write_reg(0x02, 0x11); \ + __spi_write_reg(0x03, MODE); /* mode */ \ + __spi_write_reg(0x04, 0x32); \ + __spi_write_reg(0x05, 0x0e); \ + __spi_write_reg(0x07, 0x03); \ + __spi_write_reg(0x08, 0x08); \ + __spi_write_reg(0x09, 0x40); \ + __spi_write_reg(0x0A, 0x88); \ + __spi_write_reg(0x0B, 0x88); \ + __spi_write_reg(0x0C, 0x20); \ + __spi_write_reg(0x0D, 0x20); \ + } while (0) /*reg 0x0a is control the display direction:DB0->horizontal level DB1->vertical level */ + + #define __lcd_special_off() \ + do { \ + __spi_write_reg(0x00, 0x03); \ + } while (0) + +#endif /* CONFIG_QI_LB60 */ +#endif /* CONFIG_JZLCD_FOXCONN_PT035TN01 or CONFIG_JZLCD_INNOLUX_PT035TN01_SERIAL */ + +#if defined(CONFIG_JZLCD_TRULY_TFTG240320UTSW_63W_E) + +#if defined(CONFIG_MIPS_JZ4730_FPRINT) + #define PortSDI 60 + #define PortSCL 65 /* GPIO65 as WR/SCL */ + #define PortCS 62 + #define PortRST 63 + #define PortSDO 64 + #define PortSCL1 61 +#else + #error "driver/video/Jzlcd.h, please define pins on your board." +#endif + +#define __spi_out(val) \ +do { \ + int __i__; \ + unsigned int _t_ = (val); \ + __gpio_clear_pin(PortCS); \ + udelay(2); \ + for (__i__ = 0; __i__ < 24; __i__++ ) { \ + __gpio_clear_pin(PortSCL); \ + if (_t_ & 0x800000) \ + __gpio_set_pin(PortSDI); \ + else \ + __gpio_clear_pin(PortSDI); \ + _t_ <<= 1; \ + udelay(1); \ + __gpio_set_pin(PortSCL); \ + udelay(1); \ + } \ + udelay(2); \ + __gpio_set_pin(PortCS); \ + __gpio_set_pin(PortSDI); \ + __gpio_set_pin(PortSCL); \ +} while (0) + +#define __spi_id_op_data(rs, rw, val) \ + __spi_out((0x0e<<19)|(0<<18)|((rs)<<17)|((rw)<<16)|(val)) /* 0e: 01110. ID:? */ + +#define __spi_write_reg(reg, val) \ +do { \ + __spi_id_op_data(0, 0, (reg)); \ + __spi_id_op_data(1, 0, (val)); \ +} while (0) + +#define get_data(n) (__gpio_get_pin((n)) ? 1:0) /* 1: high level, 0: low level */ + +static inline unsigned int __spi_in(void) +{ + int __i__; + unsigned int read_val = 0; + unsigned int _t_ = (0x0e<<19)|(0<<18)|((1)<<17)|((1)<<16);/* 0e: 01110. ID:? */ + + __gpio_clear_pin(PortCS); + udelay(2); + for (__i__ = 0; __i__ < 32; __i__++ ) { + __gpio_clear_pin(PortSCL); + if (_t_ & 0x800000) /* send data */ + __gpio_set_pin(PortSDI); + else + __gpio_clear_pin(PortSDI); + _t_ <<= 1; + udelay(1); + __gpio_set_pin(PortSCL); + read_val <<= 1; + read_val |= get_data(PortSDO); /* receive data */ + udelay(1); + } + udelay(2); + __gpio_set_pin(PortCS); + __gpio_set_pin(PortSDI); + __gpio_set_pin(PortSCL); + + return read_val; + } +static inline unsigned int __spi_read_reg(int reg) +{ + unsigned int read_val; + __spi_id_op_data(0, 0, (reg)); + udelay(40); + read_val = __spi_in(); + return read_val; +} + +#define WMLCDCOM(val) __spi_id_op_data(0,0,val) +#define WMLCDDATA(val) __spi_id_op_data(1,0,val) +#define Delayms(n) mdelay(n) + +static inline void mlcd_mode_setting(void) +{ + /* RGB Interface */ + WMLCDCOM(0x0001);WMLCDDATA(0x0000); /* Horizontal reverse */ + WMLCDCOM(0x0002);WMLCDDATA(0x0700); + /* Entry Mode */ + /*WMLCDCOM(0x0003);WMLCDDATA(0x1230);*/ /* default 240x320, HWM=1 write data in high speed */ + WMLCDCOM(0x0003);WMLCDDATA(0x1038); /* Rotate to 320x240, HWM=0, low speed */ + WMLCDCOM(0x000C);WMLCDDATA(0x0111); /* External interface, as 16bit RGB interface */ + WMLCDCOM(0x0020);WMLCDDATA(0x0000); /* Horizontal base */ + WMLCDCOM(0x0021);WMLCDDATA(0x0000); /* Vertical base */ + WMLCDCOM(0x0030);WMLCDDATA(0x0707); + WMLCDCOM(0x0031);WMLCDDATA(0x0407); + WMLCDCOM(0x0032);WMLCDDATA(0x0203); + WMLCDCOM(0x0033);WMLCDDATA(0x0303); + WMLCDCOM(0x0034);WMLCDDATA(0x0303); + WMLCDCOM(0x0035);WMLCDDATA(0x0202); + WMLCDCOM(0x0036);WMLCDDATA(0x001F); + WMLCDCOM(0x0037);WMLCDDATA(0x0707); + WMLCDCOM(0x0038);WMLCDDATA(0x0407); + WMLCDCOM(0x0039);WMLCDDATA(0x0203); + WMLCDCOM(0x003A);WMLCDDATA(0x0303); + WMLCDCOM(0x003B);WMLCDDATA(0x0303); + WMLCDCOM(0x003C);WMLCDDATA(0x0202); + WMLCDCOM(0x003D);WMLCDDATA(0x001F); + WMLCDCOM(0x0050);WMLCDDATA(0x0000); /* X start: 0 */ + WMLCDCOM(0x0051);WMLCDDATA(0x00EF); /* X end: 239 */ + WMLCDCOM(0x0052);WMLCDDATA(0x0000); /* Y start: 0 */ + WMLCDCOM(0x0053);WMLCDDATA(0x013F); /* Y end: 319 */ + WMLCDCOM(0x0060);WMLCDDATA(0x2700); + WMLCDCOM(0x0061);WMLCDDATA(0x0001); + WMLCDCOM(0x006A);WMLCDDATA(0x0000); /* VL: Vertical Scroll */ + WMLCDCOM(0x0090);WMLCDDATA(0x0016); + WMLCDCOM(0x0092);WMLCDDATA(0x0000); + WMLCDCOM(0x0093);WMLCDDATA(0x0000); +} + +static inline void mlcd_power_on(void) +{ + /* Power supply on */ + WMLCDCOM(0x0007);WMLCDDATA(0x0001); + WMLCDCOM(0x0017);WMLCDDATA(0x0001); + Delayms(50); + WMLCDCOM(0x0010);WMLCDDATA(0x17B0); + WMLCDCOM(0x0011);WMLCDDATA(0x0007); + WMLCDCOM(0x0012);WMLCDDATA(0x011A); + WMLCDCOM(0x0013);WMLCDDATA(0x0F00); + WMLCDCOM(0x0029);WMLCDDATA(0x0010); + WMLCDCOM(0x0012);WMLCDDATA(0x013A); + Delayms(50); +} + +static inline void mlcd_power_off(void) +{ + WMLCDCOM(0x0010);WMLCDDATA(0x0780); + WMLCDCOM(0x0011);WMLCDDATA(0x0067); + WMLCDCOM(0x0012);WMLCDDATA(0x010A); + Delayms(20); + WMLCDCOM(0x0010);WMLCDDATA(0x0700); +} + +static inline void mlcd_display_on(void) +{ + /* Display on sequence */ + WMLCDCOM(0x0007);WMLCDDATA(0x0021); + Delayms(1); + WMLCDCOM(0x0007);WMLCDDATA(0x0061); + Delayms(20); + WMLCDCOM(0x0007);WMLCDDATA(0x0173); + WMLCDCOM(0x0022); /* set Index register R22 */ +} + +static inline void mlcd_display_off(void) +{ + /* Display off sequence */ + WMLCDCOM(0x0007);WMLCDDATA(0x0072); + Delayms(20); + WMLCDCOM(0x0007);WMLCDDATA(0x0001); + Delayms(1); + WMLCDCOM(0x0007);WMLCDDATA(0x0000); +} + +#define __lcd_special_pin_init() \ +do { \ + __gpio_as_input(PortSDO); /* SDO */\ + __gpio_as_output(PortSDI); /* SDI */\ + __gpio_as_output(PortSCL); /* SCL */ \ + __gpio_as_output(PortCS); /* CS */ \ + __gpio_as_output(PortRST); /* Reset */ \ + __gpio_as_output(PortSCL1); /* SCL1 */ \ + __gpio_set_pin(PortCS); \ + __gpio_set_pin(PortSCL); \ + __gpio_set_pin(PortSDI); \ + __gpio_set_pin(PortRST); \ + __gpio_set_pin(PortSCL1); \ + __gpio_set_pin(PortRST); \ +} while (0) + +#define __lcd_special_on() \ +do { \ + mdelay(10); \ + __gpio_clear_pin(PortRST); /* Reset period > 1ms */ \ + mdelay(10); \ + __gpio_set_pin(PortRST); \ + mdelay(1); \ + mlcd_power_on(); \ + mlcd_mode_setting();\ + mlcd_display_on(); \ +} while (0) + +#if 0 /* Customer need Power Off? --No need, right now */ +#define __lcd_special_off() \ +do { \ + mlcd_display_off(); \ + mlcd_power_off(); \ +} while (0) +#endif /* if 0 */ + +#endif /* CONFIG_JZLCD_TRULY_TFTG240320UTSW_63W_E */ + +#ifndef __lcd_special_pin_init +#define __lcd_special_pin_init() +#endif +#ifndef __lcd_special_on +#define __lcd_special_on() +#endif +#ifndef __lcd_special_off +#define __lcd_special_off() +#endif + + +/* + * Platform specific definition + */ + +#if defined(CONFIG_MIPS_JZ4730_GPS) + +#define __lcd_set_backlight_level(n) \ +do { \ + ; \ +} while (0) + +#define __lcd_display_pin_init() \ +do { \ + __lcd_special_pin_init(); \ + __gpio_as_output(94); /* PWM0 pin */ \ + __gpio_as_output(95); /* PWM1 pin */ \ +} while (0) + +#define __lcd_display_on() \ +do { \ + __lcd_special_on(); \ + __gpio_set_pin(94); /* PWM0 pin */ \ + __gpio_set_pin(95); /* PWM1 pin */ \ + __lcd_set_backlight_level(8); \ +} while (0) + +#define __lcd_display_off() \ +do { \ + __lcd_special_off(); \ +} while (0) + +#endif /* CONFIG_MIPS_JZ4730_GPS */ + +#if defined(CONFIG_MIPS_JZ4730_FPRINT) + +#define __lcd_set_backlight_level(n) \ +do { \ + REG_PWM_DUT(0) = n; \ + REG_PWM_PER(0) = 7; \ + REG_PWM_CTR(0) = 0xc1; \ +} while (0) + +#if defined(CONFIG_JZLCD_FOXCONN_PT035TN01) + +#define __lcd_display_pin_init() \ +do { \ + __lcd_special_pin_init();\ + __gpio_as_pwm();\ + __lcd_set_backlight_level(8);\ +} while (0) + +#define __lcd_display_on() \ +do { \ + __lcd_set_backlight_level(8); \ + __lcd_special_on();\ +} while (0) + +#define __lcd_display_off() \ +do { \ + __lcd_set_backlight_level(0); \ + __lcd_special_off();\ +} while (0) + +#elif defined(CONFIG_JZLCD_TRULY_TFTG240320UTSW_63W_E) +/* pwm circle frequece = 1KHz */ +/* back light level: 0~100 */ +#undef __lcd_set_backlight_level +#define __lcd_set_backlight_level(n) \ +do { \ + REG_PWM_DUT(0) = n; \ + REG_PWM_PER(0) = 99; \ + REG_PWM_CTR(0) = 0xe4; \ +} while (0) + +#define __lcd_display_pin_init() \ +do { \ + __lcd_special_pin_init();\ + __gpio_as_pwm();\ + __lcd_set_backlight_level(88);\ +} while (0) + +#define __lcd_display_on() \ +do { \ + __lcd_set_backlight_level(88); \ + __lcd_special_on();\ +} while (0) + +#define __lcd_display_off() \ +do { \ + __lcd_set_backlight_level(0); \ + __lcd_special_off();\ +} while (0) + +#else + +#define __lcd_display_pin_init() \ +do { \ + __gpio_as_output(GPIO_DISP_OFF_N); \ + __gpio_as_pwm(); \ + __lcd_set_backlight_level(8); \ +} while (0) + +#define __lcd_display_on() \ +do { \ + __lcd_set_backlight_level(8); \ + __gpio_set_pin(GPIO_DISP_OFF_N); \ +} while (0) + +#define __lcd_display_off() \ +do { \ + __lcd_set_backlight_level(0); \ + __gpio_clear_pin(GPIO_DISP_OFF_N); \ +} while (0) +#endif + +#endif /* CONFIG_MIPS_JZ4730_FPRINT */ + +#if defined(CONFIG_MIPS_JZ4730_LIBRA) + +#define __lcd_set_backlight_level(n) \ +do { \ +} while (0) + +#define __lcd_display_pin_init() \ +do { \ + __lcd_special_pin_init(); \ + __gpio_clear_pin(100); \ + __gpio_as_output(100); \ + __gpio_as_output(94); \ + __gpio_as_output(95); \ + __lcd_set_backlight_level(8); \ +} while (0) + +#define __lcd_display_on() \ +do { \ + __lcd_special_on(); \ + __gpio_set_pin(100); \ + __gpio_set_pin(94); \ + __gpio_set_pin(95); \ +} while (0) + +#define __lcd_display_off() \ +do { \ + __lcd_special_off(); \ + __gpio_clear_pin(100); \ + __gpio_clear_pin(94); \ + __gpio_clear_pin(95); \ +} while (0) + +#endif /* CONFIG_MIPS_JZ4730_LIBRA */ + +#if defined(CONFIG_MIPS_JZ4730_PMPV1) || defined(CONFIG_MIPS_JZ4730_PMPV2) + +#define GPIO_PWM0 94 + +#define __lcd_set_backlight_level(n) \ +do { \ + __gpio_as_pwm(); \ + REG_PWM_DUT(0) = n; \ + REG_PWM_PER(0) = 7; \ + REG_PWM_CTR(0) = 0xc1; \ +} while (0) + +#define __lcd_close_backlight() \ +do { \ +__gpio_as_output(GPIO_PWM0);\ +__gpio_clear_pin(GPIO_PWM0);\ +} while (0) + +#define __lcd_display_pin_init() \ +do { \ + __gpio_as_output(GPIO_DISP_OFF_N); \ + __lcd_set_backlight_level(8); \ + __lcd_special_pin_init(); \ +} while (0) + +#define __lcd_display_on() \ +do { \ + __gpio_set_pin(GPIO_DISP_OFF_N); \ + __lcd_special_on(); \ + __lcd_set_backlight_level(8); \ +} while (0) + +#define __lcd_display_off() \ +do { \ + __lcd_special_off(); \ + __lcd_close_backlight(); \ + __gpio_clear_pin(GPIO_DISP_OFF_N); \ +} while (0) + +#endif /* CONFIG_MIPS_JZ4730_PMPV1 | CONFIG_MIPS_JZ4730_PMPV1 */ + + +#if defined(CONFIG_MIPS_JZ4740_LEO) || defined(CONFIG_MIPS_JZ4740_PAVO)|| defined(CONFIG_MIPS_JZ4740_VIRGO) + +#if defined(CONFIG_MIPS_JZ4740_PAVO) +#define GPIO_PWM 123 /* GP_D27 */ +#define PWM_CHN 4 /* pwm channel */ +#define PWM_FULL 101 +/* 100 level: 0,1,...,100 */ +/*#define __lcd_set_backlight_level(n) \ +do { \ + __gpio_as_pwm(4); \ + __tcu_disable_pwm_output(PWM_CHN); \ + __tcu_stop_counter(PWM_CHN); \ + __tcu_init_pwm_output_high(PWM_CHN); \ + __tcu_set_pwm_output_shutdown_abrupt(PWM_CHN); \ + __tcu_select_clk_div1(PWM_CHN); \ + __tcu_mask_full_match_irq(PWM_CHN); \ + __tcu_mask_half_match_irq(PWM_CHN); \ + __tcu_set_count(PWM_CHN,0); \ + __tcu_set_full_data(PWM_CHN,__cpm_get_extalclk()/1000); \ + __tcu_set_half_data(PWM_CHN,__cpm_get_extalclk()/1000*n/100); \ + __tcu_enable_pwm_output(PWM_CHN); \ + __tcu_select_extalclk(PWM_CHN); \ + __tcu_start_counter(PWM_CHN); \ +} while (0) +*/ +#define __lcd_set_backlight_level(n) \ +do { \ +__gpio_as_output(GPIO_PWM); \ +__gpio_set_pin(GPIO_PWM); \ +} while (0) + +#define __lcd_close_backlight() \ +do { \ +__gpio_as_output(GPIO_PWM); \ +__gpio_clear_pin(GPIO_PWM); \ +} while (0) + +#elif defined(CONFIG_MIPS_JZ4740_VIRGO) +#define GPIO_PWM 119 /* GP_D23 */ +#define PWM_CHN 0 /* pwm channel */ +#define PWM_FULL 101 +/* 100 level: 0,1,...,100 */ +/*#define __lcd_set_backlight_level(n) \ +do { \ + __gpio_as_pwm(0); \ + __tcu_disable_pwm_output(PWM_CHN); \ + __tcu_stop_counter(PWM_CHN); \ + __tcu_init_pwm_output_high(PWM_CHN); \ + __tcu_set_pwm_output_shutdown_abrupt(PWM_CHN); \ + __tcu_select_clk_div1(PWM_CHN); \ + __tcu_mask_full_match_irq(PWM_CHN); \ + __tcu_mask_half_match_irq(PWM_CHN); \ + __tcu_set_count(PWM_CHN,0); \ + __tcu_set_full_data(PWM_CHN,__cpm_get_extalclk()/1000); \ + __tcu_set_half_data(PWM_CHN,__cpm_get_extalclk()/1000*n/100); \ + __tcu_enable_pwm_output(PWM_CHN); \ + __tcu_select_extalclk(PWM_CHN); \ + __tcu_start_counter(PWM_CHN); \ + } while (0) +*/ + +#define __lcd_set_backlight_level(n) \ +do { \ +__gpio_as_output(GPIO_PWM); \ +__gpio_set_pin(GPIO_PWM); \ +} while (0) + +#define __lcd_close_backlight() \ +do { \ +__gpio_as_output(GPIO_PWM); \ +__gpio_clear_pin(GPIO_PWM); \ +} while (0) + +#elif defined CONFIG_MIPS_JZ4740_LEO + +#define __lcd_set_backlight_level(n) +#define __lcd_close_backlight() + +#endif /* #if defined(CONFIG_MIPS_JZ4740_PAVO) */ + +#define __lcd_display_pin_init() \ +do { \ + __gpio_as_output(GPIO_DISP_OFF_N); \ + __cpm_start_tcu(); \ + __lcd_special_pin_init(); \ +} while (0) + +#define __lcd_display_on() \ +do { \ + __lcd_special_on(); \ + __gpio_set_pin(GPIO_DISP_OFF_N); \ + udelay(500000); \ + __lcd_set_backlight_level(80); \ +} while (0) + +#define __lcd_display_off() \ +do { \ + __lcd_close_backlight(); \ + __lcd_special_off(); \ + __gpio_clear_pin(GPIO_DISP_OFF_N); \ +} while (0) + +#endif /* CONFIG_MIPS_JZ4740_LEO */ + +#if defined(CONFIG_JZLCD_MSTN_240x128) +#if 0 /* The final version does not use software emulation of VCOM. */ + +#define GPIO_VSYNC 59 +#define GPIO_VCOM 90 + +#define REG_VCOM REG_GPIO_GPDR((GPIO_VCOM>>5)) +#define VCOM_BIT (1 << (GPIO_VCOM & 0x1f)) +static unsigned int vcom_static; +static void vsync_irq(int irq, void *dev_id, struct pt_regs *reg) +{ + vcom_static = REG_VCOM; + vcom_static ^= VCOM_BIT; + REG_VCOM = vcom_static; +} + +#define __lcd_display_pin_init() \ + __gpio_as_irq_rise_edge(GPIO_VSYNC); \ + __gpio_as_output(GPIO_VCOM); \ + { \ + static int inited = 0; \ + if (!inited) { \ + inited = 1; \ + if (request_irq(IRQ_GPIO_0 + GPIO_VSYNC, vsync_irq, SA_INTERRUPT, \ + "vsync", 0)) { \ + err = -EBUSY; \ + goto failed; \ + }}} + +#endif + +/* We uses AC BIAs pin to generate VCOM signal, so above code should be removed. + */ + +#endif + +#if defined(CONFIG_MIPS_JZ4740_PI) + + /* 100 level: 0,1,...,100 */ + #define __lcd_set_backlight_level(n)\ + do { \ + __gpio_as_output(32*3+27); \ + __gpio_set_pin(32*3+27); \ + } while (0) + + #define __lcd_close_backlight() \ + do { \ + __gpio_as_output(GPIO_PWM); \ + __gpio_clear_pin(GPIO_PWM); \ + } while (0) + + #define __lcd_display_pin_init() \ + do { \ + __gpio_as_output(GPIO_DISP_OFF_N); \ + __cpm_start_tcu(); \ + __lcd_special_pin_init(); \ + } while (0) + /* __lcd_set_backlight_level(100); \*/ + #define __lcd_display_on() \ + do { \ + __gpio_set_pin(GPIO_DISP_OFF_N); \ + __lcd_special_on(); \ + } while (0) + + #define __lcd_display_off() \ + do { \ + __lcd_special_off(); \ + __gpio_clear_pin(GPIO_DISP_OFF_N); \ + } while (0) + +#endif /* CONFIG_MIPS_JZ4740_PI) */ + +/***************************************************************************** + * LCD display pin dummy macros + *****************************************************************************/ +#ifndef __lcd_display_pin_init +#define __lcd_display_pin_init() +#endif +#ifndef __lcd_display_on +#define __lcd_display_on() +#endif +#ifndef __lcd_display_off +#define __lcd_display_off() +#endif +#ifndef __lcd_set_backlight_level +#define __lcd_set_backlight_level(n) +#endif + +#endif /* __JZLCD_H__ */ diff --git a/cpu/mips/jz_mmc.c b/cpu/mips/jz_mmc.c new file mode 100644 index 0000000..ec0a518 --- /dev/null +++ b/cpu/mips/jz_mmc.c @@ -0,0 +1,1404 @@ +/* + * (C) Copyright 2003 + * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include + +#if defined CONFIG_JZ4740 || defined CONFIG_JZ4730 +#ifdef CONFIG_JZ4730 +#include +#endif +#ifdef CONFIG_JZ4740 +#include +#endif + +#include "jz_mmc.h" + +#define CFG_MMC_BASE 0x80600000 +static int sd2_0 = 0; + +/* + * GPIO definition + */ +#define __msc_init_io() \ +do { \ + __gpio_as_output(GPIO_SD_VCC_EN_N); \ + __gpio_as_input(GPIO_SD_CD_N); \ +} while (0) + +#define __msc_enable_power() \ +do { \ + __gpio_clear_pin(GPIO_SD_VCC_EN_N); \ +} while (0) + +#define __msc_disable_power() \ +do { \ + __gpio_set_pin(GPIO_SD_VCC_EN_N); \ +} while (0) + +#define __msc_card_detected() \ +({ \ + int detected = 1; \ + __gpio_as_input(GPIO_SD_CD_N); \ + if (!__gpio_get_pin(GPIO_SD_CD_N)) \ + detected = 0; \ + detected; \ +}) + +/* + * Local functions + */ + +#ifdef CONFIG_MMC +extern int +fat_register_device(block_dev_desc_t *dev_desc, int part_no); + +static block_dev_desc_t mmc_dev; + +block_dev_desc_t * mmc_get_dev(int dev) +{ + return ((block_dev_desc_t *)&mmc_dev); +} + +/* + * FIXME needs to read cid and csd info to determine block size + * and other parameters + */ +static uchar mmc_buf[MMC_BLOCK_SIZE]; +static int mmc_ready = 0; +static mmc_csd_t mmc_csd; +static int use_4bit; /* Use 4-bit data bus */ +/* + * MMC Events + */ +#define MMC_EVENT_NONE 0x00 /* No events */ +#define MMC_EVENT_RX_DATA_DONE 0x01 /* Rx data done */ +#define MMC_EVENT_TX_DATA_DONE 0x02 /* Tx data done */ +#define MMC_EVENT_PROG_DONE 0x04 /* Programming is done */ + + +#define MMC_IRQ_MASK() \ +do { \ + REG_MSC_IMASK = 0xffff; \ + REG_MSC_IREG = 0xffff; \ +} while (0) + +/* Stop the MMC clock and wait while it happens */ +static inline int jz_mmc_stop_clock(void) +{ + int timeout = 1000; + + REG_MSC_STRPCL = MSC_STRPCL_CLOCK_CONTROL_STOP; + + while (timeout && (REG_MSC_STAT & MSC_STAT_CLK_EN)) { + timeout--; + if (timeout == 0) { + return MMC_ERROR_TIMEOUT; + } + udelay(1); + } + return MMC_NO_ERROR; +} + +/* Start the MMC clock and operation */ +static inline int jz_mmc_start_clock(void) +{ + REG_MSC_STRPCL = MSC_STRPCL_CLOCK_CONTROL_START | MSC_STRPCL_START_OP; + return MMC_NO_ERROR; +} + +static inline u32 jz_mmc_calc_clkrt(int is_sd, u32 rate) +{ + u32 clkrt; + u32 clk_src = is_sd ? 24000000: 16000000; + + clkrt = 0; + while (rate < clk_src) + { + clkrt ++; + clk_src >>= 1; + } + return clkrt; +} + +/* Set the MMC clock frequency */ +void jz_mmc_set_clock(int sd, u32 rate) +{ + jz_mmc_stop_clock(); + + /* Select clock source of MSC */ + __cpm_select_msc_clk(sd); + + /* Set clock dividor of MSC */ + REG_MSC_CLKRT = jz_mmc_calc_clkrt(sd, rate); +} + +static int jz_mmc_check_status(struct mmc_request *request) +{ + u32 status = REG_MSC_STAT; + + /* Checking for response or data timeout */ + if (status & (MSC_STAT_TIME_OUT_RES | MSC_STAT_TIME_OUT_READ)) { + printf("MMC/SD timeout, MMC_STAT 0x%x CMD %d\n", status, request->cmd); + return MMC_ERROR_TIMEOUT; + } + + /* Checking for CRC error */ + if (status & (MSC_STAT_CRC_READ_ERROR | MSC_STAT_CRC_WRITE_ERROR | MSC_STAT_CRC_RES_ERR)) { + printf("MMC/CD CRC error, MMC_STAT 0x%x\n", status); + return MMC_ERROR_CRC; + } + + return MMC_NO_ERROR; +} + +/* Obtain response to the command and store it to response buffer */ +static void jz_mmc_get_response(struct mmc_request *request) +{ + int i; + u8 *buf; + u32 data; + + DEBUG(3, "fetch response for request %d, cmd %d\n", request->rtype, request->cmd); + + buf = request->response; + request->result = MMC_NO_ERROR; + + switch (request->rtype) { + case RESPONSE_R1: case RESPONSE_R1B: case RESPONSE_R6: + case RESPONSE_R3: case RESPONSE_R4: case RESPONSE_R5: + { + data = REG_MSC_RES; + buf[0] = (data >> 8) & 0xff; + buf[1] = data & 0xff; + data = REG_MSC_RES; + buf[2] = (data >> 8) & 0xff; + buf[3] = data & 0xff; + data = REG_MSC_RES; + buf[4] = data & 0xff; + + DEBUG(3, "request %d, response [%02x %02x %02x %02x %02x]\n", + request->rtype, buf[0], buf[1], buf[2], buf[3], buf[4]); + break; + } + case RESPONSE_R2_CID: case RESPONSE_R2_CSD: + { + for (i = 0; i < 16; i += 2) { + data = REG_MSC_RES; + buf[i] = (data >> 8) & 0xff; + buf[i+1] = data & 0xff; + } + DEBUG(3, "request %d, response [", request->rtype); +#if CONFIG_MMC_DEBUG_VERBOSE > 2 + if (g_mmc_debug >= 3) { + int n; + for (n = 0; n < 17; n++) + printk("%02x ", buf[n]); + printk("]\n"); + } +#endif + break; + } + case RESPONSE_NONE: + DEBUG(3, "No response\n"); + break; + + default: + DEBUG(3, "unhandled response type for request %d\n", request->rtype); + break; + } +} + +static int jz_mmc_receive_data(struct mmc_request *req) +{ + u32 stat, timeout, data, cnt; + u8 *buf = req->buffer; + u32 wblocklen = (u32)(req->block_len + 3) >> 2; /* length in word */ + + timeout = 0x3ffffff; + + while (timeout) { + timeout--; + stat = REG_MSC_STAT; + + if (stat & MSC_STAT_TIME_OUT_READ) + return MMC_ERROR_TIMEOUT; + else if (stat & MSC_STAT_CRC_READ_ERROR) + return MMC_ERROR_CRC; + else if (!(stat & MSC_STAT_DATA_FIFO_EMPTY) + || (stat & MSC_STAT_DATA_FIFO_AFULL)) { + /* Ready to read data */ + break; + } + udelay(1); + } + if (!timeout) + return MMC_ERROR_TIMEOUT; + + /* Read data from RXFIFO. It could be FULL or PARTIAL FULL */ + cnt = wblocklen; + while (cnt) { + data = REG_MSC_RXFIFO; + { + *buf++ = (u8)(data >> 0); + *buf++ = (u8)(data >> 8); + *buf++ = (u8)(data >> 16); + *buf++ = (u8)(data >> 24); + } + cnt --; + while (cnt && (REG_MSC_STAT & MSC_STAT_DATA_FIFO_EMPTY)) + ; + } + return MMC_NO_ERROR; +} + +static int jz_mmc_transmit_data(struct mmc_request *req) +{ +#if 0 + u32 nob = req->nob; + u32 wblocklen = (u32)(req->block_len + 3) >> 2; /* length in word */ + u8 *buf = req->buffer; + u32 *wbuf = (u32 *)buf; + u32 waligned = (((u32)buf & 0x3) == 0); /* word aligned ? */ + u32 stat, timeout, data, cnt; + + for (nob; nob >= 1; nob--) { + timeout = 0x3FFFFFF; + + while (timeout) { + timeout--; + stat = REG_MSC_STAT; + + if (stat & (MSC_STAT_CRC_WRITE_ERROR | MSC_STAT_CRC_WRITE_ERROR_NOSTS)) + return MMC_ERROR_CRC; + else if (!(stat & MSC_STAT_DATA_FIFO_FULL)) { + /* Ready to write data */ + break; + } + + udelay(1); + } + + if (!timeout) + return MMC_ERROR_TIMEOUT; + + /* Write data to TXFIFO */ + cnt = wblocklen; + while (cnt) { + while (REG_MSC_STAT & MSC_STAT_DATA_FIFO_FULL) + ; + + if (waligned) { + REG_MSC_TXFIFO = *wbuf++; + } + else { + data = *buf++ | (*buf++ << 8) | (*buf++ << 16) | (*buf++ << 24); + REG_MSC_TXFIFO = data; + } + + cnt--; + } + } +#endif + return MMC_NO_ERROR; +} + + +/* + * Name: int jz_mmc_exec_cmd() + * Function: send command to the card, and get a response + * Input: struct mmc_request *req : MMC/SD request + * Output: 0: right >0: error code + */ +int jz_mmc_exec_cmd(struct mmc_request *request) +{ + u32 cmdat = 0, events = 0; + int retval, timeout = 0x3fffff; + + /* Indicate we have no result yet */ + request->result = MMC_NO_RESPONSE; + if (request->cmd == MMC_CIM_RESET) { + /* On reset, 1-bit bus width */ + use_4bit = 0; + + /* Reset MMC/SD controller */ + __msc_reset(); + + /* On reset, drop MMC clock down */ + jz_mmc_set_clock(0, MMC_CLOCK_SLOW); + + /* On reset, stop MMC clock */ + jz_mmc_stop_clock(); + } + if (request->cmd == MMC_SEND_OP_COND) { + DEBUG(3, "Have an MMC card\n"); + /* always use 1bit for MMC */ + use_4bit = 0; + } + if (request->cmd == SET_BUS_WIDTH) { + if (request->arg == 0x2) { + DEBUG(2, "Use 4-bit bus width\n"); + use_4bit = 1; + } + else { + DEBUG(2, "Use 1-bit bus width\n"); + use_4bit = 0; + } + } + + /* stop clock */ + jz_mmc_stop_clock(); + + /* mask all interrupts */ + REG_MSC_IMASK = 0xffff; + + /* clear status */ + REG_MSC_IREG = 0xffff; + + /* use 4-bit bus width when possible */ + if (use_4bit) + cmdat |= MSC_CMDAT_BUS_WIDTH_4BIT; + + /* Set command type and events */ + switch (request->cmd) { + /* MMC core extra command */ + case MMC_CIM_RESET: + cmdat |= MSC_CMDAT_INIT; /* Initialization sequence sent prior to command */ + break; + + /* bc - broadcast - no response */ + case MMC_GO_IDLE_STATE: + case MMC_SET_DSR: + break; + + /* bcr - broadcast with response */ + case MMC_SEND_OP_COND: + case MMC_ALL_SEND_CID: + case MMC_GO_IRQ_STATE: + break; + + /* adtc - addressed with data transfer */ + case MMC_READ_DAT_UNTIL_STOP: + case MMC_READ_SINGLE_BLOCK: + case MMC_READ_MULTIPLE_BLOCK: + case SEND_SCR: + cmdat |= MSC_CMDAT_DATA_EN | MSC_CMDAT_READ; + events = MMC_EVENT_RX_DATA_DONE; + break; + + case MMC_WRITE_DAT_UNTIL_STOP: + case MMC_WRITE_BLOCK: + case MMC_WRITE_MULTIPLE_BLOCK: + case MMC_PROGRAM_CID: + case MMC_PROGRAM_CSD: + case MMC_SEND_WRITE_PROT: + case MMC_GEN_CMD: + case MMC_LOCK_UNLOCK: + cmdat |= MSC_CMDAT_DATA_EN | MSC_CMDAT_WRITE; + events = MMC_EVENT_TX_DATA_DONE | MMC_EVENT_PROG_DONE; + + break; + + case MMC_STOP_TRANSMISSION: + events = MMC_EVENT_PROG_DONE; + break; + + /* ac - no data transfer */ + default: + break; + } + + /* Set response type */ + switch (request->rtype) { + case RESPONSE_NONE: + break; + + case RESPONSE_R1B: + cmdat |= MSC_CMDAT_BUSY; + /*FALLTHRU*/ + case RESPONSE_R1: + cmdat |= MSC_CMDAT_RESPONSE_R1; + break; + case RESPONSE_R2_CID: + case RESPONSE_R2_CSD: + cmdat |= MSC_CMDAT_RESPONSE_R2; + break; + case RESPONSE_R3: + cmdat |= MSC_CMDAT_RESPONSE_R3; + break; + case RESPONSE_R4: + cmdat |= MSC_CMDAT_RESPONSE_R4; + break; + case RESPONSE_R5: + cmdat |= MSC_CMDAT_RESPONSE_R5; + break; + case RESPONSE_R6: + cmdat |= MSC_CMDAT_RESPONSE_R6; + break; + default: + break; + } + + /* Set command index */ + if (request->cmd == MMC_CIM_RESET) { + REG_MSC_CMD = MMC_GO_IDLE_STATE; + } else { + REG_MSC_CMD = request->cmd; + } + + /* Set argument */ + REG_MSC_ARG = request->arg; + + /* Set block length and nob */ + if (request->cmd == SEND_SCR) { /* get SCR from DataFIFO */ + REG_MSC_BLKLEN = 8; + REG_MSC_NOB = 1; + } else { + REG_MSC_BLKLEN = request->block_len; + REG_MSC_NOB = request->nob; + } + + /* Set command */ + REG_MSC_CMDAT = cmdat; + + DEBUG(1, "Send cmd %d cmdat: %x arg: %x resp %d\n", request->cmd, + cmdat, request->arg, request->rtype); + + /* Start MMC/SD clock and send command to card */ + jz_mmc_start_clock(); + + /* Wait for command completion */ + while (timeout-- && !(REG_MSC_STAT & MSC_STAT_END_CMD_RES)) + ; + + if (timeout == 0) + return MMC_ERROR_TIMEOUT; + + REG_MSC_IREG = MSC_IREG_END_CMD_RES; /* clear flag */ + + /* Check for status */ + retval = jz_mmc_check_status(request); + if (retval) { + return retval; + } + + /* Complete command with no response */ + if (request->rtype == RESPONSE_NONE) { + return MMC_NO_ERROR; + } + + /* Get response */ + jz_mmc_get_response(request); + + /* Start data operation */ + if (events & (MMC_EVENT_RX_DATA_DONE | MMC_EVENT_TX_DATA_DONE)) { + if (events & MMC_EVENT_RX_DATA_DONE) { + if (request->cmd == SEND_SCR) { + /* SD card returns SCR register as data. + MMC core expect it in the response buffer, + after normal response. */ + request->buffer = (u8 *)((u32)request->response + 5); + } + jz_mmc_receive_data(request); + } + + if (events & MMC_EVENT_TX_DATA_DONE) { + jz_mmc_transmit_data(request); + } + + /* Wait for Data Done */ + while (!(REG_MSC_IREG & MSC_IREG_DATA_TRAN_DONE)) + ; + REG_MSC_IREG = MSC_IREG_DATA_TRAN_DONE; /* clear status */ + } + + /* Wait for Prog Done event */ + if (events & MMC_EVENT_PROG_DONE) { + while (!(REG_MSC_IREG & MSC_IREG_PRG_DONE)) + ; + REG_MSC_IREG = MSC_IREG_PRG_DONE; /* clear status */ + } + + /* Command completed */ + + return MMC_NO_ERROR; /* return successfully */ +} + +int mmc_block_read(u8 *dst, ulong src, ulong len) +{ + + struct mmc_request request; + struct mmc_response_r1 r1; + int retval; + + if (len == 0) { + return 0; + } + mmc_simple_cmd(&request, MMC_SEND_STATUS, mmcinfo.rca, RESPONSE_R1); + retval = mmc_unpack_r1(&request, &r1, 0); + if (retval && (retval != MMC_ERROR_STATE_MISMATCH)) { + return retval; + } + + mmc_simple_cmd(&request, MMC_SET_BLOCKLEN, len, RESPONSE_R1); + if ((retval = mmc_unpack_r1(&request, &r1, 0))) { + return retval; + } + + if (sd2_0) + src /= len; + + mmc_send_cmd(&request, MMC_READ_SINGLE_BLOCK, src, 1,len, RESPONSE_R1, dst); + if ((retval = mmc_unpack_r1(&request, &r1, 0))) { + return retval; + } + return retval; +} + +int mmc_block_write(ulong dst, uchar *src, int len) +{ + return 0; +} + +int mmc_read(ulong src, uchar *dst, int size) +{ + ulong end, part_start, part_end, part_len, aligned_start, aligned_end; + ulong mmc_block_size, mmc_block_address; + + if (size == 0) { + return 0; + } + + if (!mmc_ready) { + printf("MMC card is not ready\n"); + return -1; + } + + mmc_block_size = MMC_BLOCK_SIZE; + mmc_block_address = ~(mmc_block_size - 1); + + src -= CFG_MMC_BASE; + end = src + size; + part_start = ~mmc_block_address & src; + part_end = ~mmc_block_address & end; + aligned_start = mmc_block_address & src; + aligned_end = mmc_block_address & end; + /* all block aligned accesses */ + debug("src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", + src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); + if (part_start) { + part_len = mmc_block_size - part_start; + debug("ps src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", + src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); + if ((mmc_block_read(mmc_buf, aligned_start, mmc_block_size)) < 0) { + return -1; + } + memcpy(dst, mmc_buf+part_start, part_len); + dst += part_len; + src += part_len; + } + debug("src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", + src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); + for (; src < aligned_end; src += mmc_block_size, dst += mmc_block_size) { + debug("al src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", + src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); + + if ((mmc_block_read((uchar *)(dst), src, mmc_block_size)) < 0) { + return -1; + } + } + debug("src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", + src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); + + if (part_end && src < end) { + if ((mmc_block_read(mmc_buf, aligned_end, mmc_block_size)) < 0) { + return -1; + } + memcpy(dst, mmc_buf, part_end); + } + return 0; + +} + +int mmc_write(uchar *src, ulong dst, int size) +{ + ulong end, part_start, part_end, part_len, aligned_start, aligned_end; + ulong mmc_block_size, mmc_block_address; + + if (size == 0) { + return 0; + } + + if (!mmc_ready) { + printf("MMC card is not ready\n"); + return -1; + } + + mmc_block_size = MMC_BLOCK_SIZE; + mmc_block_address = ~(mmc_block_size - 1); + + dst -= CFG_MMC_BASE; + end = dst + size; + part_start = ~mmc_block_address & dst; + part_end = ~mmc_block_address & end; + aligned_start = mmc_block_address & dst; + aligned_end = mmc_block_address & end; + + /* all block aligned accesses */ + debug("src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", + src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); + if (part_start) { + part_len = mmc_block_size - part_start; + debug("ps src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", + (ulong)src, dst, end, part_start, part_end, aligned_start, aligned_end); + if ((mmc_block_read(mmc_buf, aligned_start, mmc_block_size)) < 0) { + return -1; + } + memcpy(mmc_buf+part_start, src, part_len); + if ((mmc_block_write(aligned_start, mmc_buf, mmc_block_size)) < 0) { + return -1; + } + dst += part_len; + src += part_len; + } + debug("src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", + src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); + for (; dst < aligned_end; src += mmc_block_size, dst += mmc_block_size) { + debug("al src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", + src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); + if ((mmc_block_write(dst, (uchar *)src, mmc_block_size)) < 0) { + return -1; + } + } + debug("src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", + src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); + if (part_end && dst < end) { + debug("pe src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", + src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); + if ((mmc_block_read(mmc_buf, aligned_end, mmc_block_size)) < 0) { + return -1; + } + memcpy(mmc_buf, src, part_end); + if ((mmc_block_write(aligned_end, mmc_buf, mmc_block_size)) < 0) { + return -1; + } + } + return 0; +} + +ulong mmc_bread(int dev_num, ulong blknr, ulong blkcnt, ulong *dst) +{ + ulong src; + int mmc_block_size = MMC_BLOCK_SIZE; + + src = blknr * mmc_block_size + CFG_MMC_BASE; + mmc_read(src, (uchar *)dst, blkcnt*mmc_block_size); + return blkcnt; +} + +int mmc_select_card(void) +{ + struct mmc_request request; + struct mmc_response_r1 r1; + int retval; + + mmc_simple_cmd(&request, MMC_SELECT_CARD, mmcinfo.rca, RESPONSE_R1B); + retval = mmc_unpack_r1(&request, &r1, 0); + if (retval) { + return retval; + } + + if (mmcinfo.sd) { + mmc_simple_cmd(&request, MMC_APP_CMD, mmcinfo.rca, RESPONSE_R1); + retval = mmc_unpack_r1(&request,&r1,0); + if (retval) { + return retval; + } + mmc_simple_cmd(&request, SET_BUS_WIDTH, 2, RESPONSE_R1); + retval = mmc_unpack_r1(&request,&r1,0); + if (retval) { + return retval; + } + } + return 0; +} + +/* + * Configure card + */ +static void mmc_configure_card(void) +{ + u32 rate; + + /* Get card info */ + if (sd2_0) + mmcinfo.block_num = (mmcinfo.csd.c_size + 1) << 10; + else + mmcinfo.block_num = (mmcinfo.csd.c_size + 1) * (1 << (mmcinfo.csd.c_size_mult + 2)); + + mmcinfo.block_len = 1 << mmcinfo.csd.read_bl_len; + + /* Fix the clock rate */ + rate = mmc_tran_speed(mmcinfo.csd.tran_speed); + if (rate < MMC_CLOCK_SLOW) + rate = MMC_CLOCK_SLOW; + if ((mmcinfo.sd == 0) && (rate > MMC_CLOCK_FAST)) + rate = MMC_CLOCK_FAST; + if ((mmcinfo.sd) && (rate > SD_CLOCK_FAST)) + rate = SD_CLOCK_FAST; + + DEBUG(2,"mmc_configure_card: block_len=%d block_num=%d rate=%d\n", mmcinfo.block_len, mmcinfo.block_num, rate); + + jz_mmc_set_clock(mmcinfo.sd, rate); +} + +/* + * State machine routines to initialize card(s) + */ + +/* + CIM_SINGLE_CARD_ACQ (frequency at 400 kHz) + --- Must enter from GO_IDLE_STATE --- + 1. SD_SEND_OP_COND (SD Card) [CMD55] + [CMD41] + 2. SEND_OP_COND (Full Range) [CMD1] {optional} + 3. SEND_OP_COND (Set Range ) [CMD1] + If busy, delay and repeat step 2 + 4. ALL_SEND_CID [CMD2] + If timeout, set an error (no cards found) + 5. SET_RELATIVE_ADDR [CMD3] + 6. SEND_CSD [CMD9] + 7. SET_DSR [CMD4] Only call this if (csd.dsr_imp). + 8. Set clock frequency (check available in csd.tran_speed) + */ + +#define MMC_INIT_DOING 0 +#define MMC_INIT_PASSED 1 +#define MMC_INIT_FAILED 2 + +static int mmc_init_card_state(struct mmc_request *request) +{ + struct mmc_response_r1 r1; + struct mmc_response_r3 r3; + int retval; + int ocr = 0x40300000; + int limit_41 = 0; + + DEBUG(2,"mmc_init_card_state\n"); + + switch (request->cmd) { + case MMC_GO_IDLE_STATE: /* No response to parse */ + if (mmcinfo.sd) + mmc_simple_cmd(request, 8, 0x1aa, RESPONSE_R1); + else + mmc_simple_cmd(request, MMC_SEND_OP_COND, MMC_OCR_ARG, RESPONSE_R3); + break; + + case 8: + retval = mmc_unpack_r1(request,&r1,mmcinfo.state); + mmc_simple_cmd(request, MMC_APP_CMD, 0, RESPONSE_R1); + break; + + case MMC_APP_CMD: + retval = mmc_unpack_r1(request,&r1,mmcinfo.state); + if (retval & (limit_41 < 100)) { + DEBUG(0, "mmc_init_card_state: unable to MMC_APP_CMD error=%d (%s)\n", + retval, mmc_result_to_string(retval)); + limit_41++; + mmc_simple_cmd(request, SD_SEND_OP_COND, ocr, RESPONSE_R3); + } else if (limit_41 < 100) { + limit_41++; + mmc_simple_cmd(request, SD_SEND_OP_COND, ocr, RESPONSE_R3); + } else{ + /* reset the card to idle*/ + mmc_simple_cmd(request, MMC_GO_IDLE_STATE, 0, RESPONSE_NONE); + mmcinfo.sd = 0; + } + break; + + case SD_SEND_OP_COND: + retval = mmc_unpack_r3(request, &r3); + if (retval) { + /* Try MMC card */ + mmc_simple_cmd(request, MMC_SEND_OP_COND, MMC_OCR_ARG, RESPONSE_R3); + break; + } + + DEBUG(2,"mmc_init_card_state: read ocr value = 0x%08x\n", r3.ocr); + + if(!(r3.ocr & MMC_CARD_BUSY || ocr == 0)){ + udelay(10000); + mmc_simple_cmd(request, MMC_APP_CMD, 0, RESPONSE_R1); + } + else { + /* Set the data bus width to 4 bits */ + mmcinfo.sd = 1; /* SD Card ready */ + mmcinfo.state = CARD_STATE_READY; + mmc_simple_cmd(request, MMC_ALL_SEND_CID, 0, RESPONSE_R2_CID); + } + break; + + case MMC_SEND_OP_COND: + retval = mmc_unpack_r3(request, &r3); + if (retval) { + DEBUG(0,"mmc_init_card_state: failed SEND_OP_COND error=%d (%s)\n", + retval, mmc_result_to_string(retval)); + return MMC_INIT_FAILED; + } + + DEBUG(2,"mmc_init_card_state: read ocr value = 0x%08x\n", r3.ocr); + if (!(r3.ocr & MMC_CARD_BUSY)) { + mmc_simple_cmd(request, MMC_SEND_OP_COND, MMC_OCR_ARG, RESPONSE_R3); + } + else { + mmcinfo.sd = 0; /* MMC Card ready */ + mmcinfo.state = CARD_STATE_READY; + mmc_simple_cmd(request, MMC_ALL_SEND_CID, 0, RESPONSE_R2_CID); + } + break; + + case MMC_ALL_SEND_CID: + retval = mmc_unpack_cid( request, &mmcinfo.cid ); + mmc_dev.if_type = IF_TYPE_MMC; + mmc_dev.part_type = PART_TYPE_DOS; + mmc_dev.dev = 0; + mmc_dev.lun = 0; + mmc_dev.type = 0; + /* FIXME fill in the correct size (is set to 32MByte) */ + mmc_dev.blksz = 512; + mmc_dev.lba = 0x10000; + mmc_dev.removable = 0; + + /*FIXME:ignore CRC error for CMD2/CMD9/CMD10 */ + if ( retval && (retval != MMC_ERROR_CRC)) { + DEBUG(0,"mmc_init_card_state: unable to ALL_SEND_CID error=%d (%s)\n", + retval, mmc_result_to_string(retval)); + return MMC_INIT_FAILED; + } + mmcinfo.state = CARD_STATE_IDENT; + if(mmcinfo.sd) + mmc_simple_cmd(request, MMC_SET_RELATIVE_ADDR, 0, RESPONSE_R6); + else + mmc_simple_cmd(request, MMC_SET_RELATIVE_ADDR, ID_TO_RCA(mmcinfo.id) << 16, RESPONSE_R1); + break; + + case MMC_SET_RELATIVE_ADDR: + if (mmcinfo.sd) { + retval = mmc_unpack_r6(request, &r1, mmcinfo.state, &mmcinfo.rca); + mmcinfo.rca = mmcinfo.rca << 16; + DEBUG(2, "mmc_init_card_state: Get RCA from SD: 0x%04x Status: %x\n", mmcinfo.rca, r1.status); + } else { + retval = mmc_unpack_r1(request,&r1,mmcinfo.state); + mmcinfo.rca = ID_TO_RCA(mmcinfo.id) << 16; + } + if (retval) { + DEBUG(0, "mmc_init_card_state: unable to SET_RELATIVE_ADDR error=%d (%s)\n", + retval, mmc_result_to_string(retval)); + return MMC_INIT_FAILED; + } + + mmcinfo.state = CARD_STATE_STBY; + mmc_simple_cmd(request, MMC_SEND_CSD, mmcinfo.rca, RESPONSE_R2_CSD); + + break; + + case MMC_SEND_CSD: + retval = mmc_unpack_csd(request, &mmcinfo.csd); + mmc_csd_t *csd = (mmc_csd_t *)retval; + memcpy(&mmc_csd, csd, sizeof(csd)); + mmc_ready = 1; + + printf("MMC card is ready\n"); + /* FIXME add verbose printout for csd */ + + /*FIXME:ignore CRC error for CMD2/CMD9/CMD10 */ + if (retval && (retval != MMC_ERROR_CRC)) { + DEBUG(0, "mmc_init_card_state: unable to SEND_CSD error=%d (%s)\n", + retval, mmc_result_to_string(retval)); + return MMC_INIT_FAILED; + } + if (mmcinfo.csd.dsr_imp) { + DEBUG(0, "mmc_init_card_state: driver doesn't support setting DSR\n"); + } + mmc_configure_card(); + return MMC_INIT_PASSED; + + default: + DEBUG(0, "mmc_init_card_state: error! Illegal last cmd %d\n", request->cmd); + return MMC_INIT_FAILED; + } + + return MMC_INIT_DOING; +} + +int mmc_init_card(void) +{ + struct mmc_request request; + int retval; + + mmc_simple_cmd(&request, MMC_CIM_RESET, 0, RESPONSE_NONE); /* reset card */ + mmc_simple_cmd(&request, MMC_GO_IDLE_STATE, 0, RESPONSE_NONE); + mmcinfo.sd = 1; /* assuming a SD card */ + + while ((retval = mmc_init_card_state(&request)) == MMC_INIT_DOING) + ; + + if (retval == MMC_INIT_PASSED) + return MMC_NO_ERROR; + else + return MMC_NO_RESPONSE; +} + +int mmc_legacy_init(int verbose) +{ + if (!__msc_card_detected()) + return 1; + + printf("MMC card found\n"); + + /* Step-1: init GPIO */ + __gpio_as_msc(); + + __msc_init_io(); + + /* Step-2: turn on power of card */ + __msc_enable_power(); + + /* Step-3: Reset MSC Controller. */ + __msc_reset(); + + /* Step-3: mask all IRQs. */ + MMC_IRQ_MASK(); + + /* Step-4: stop MMC/SD clock */ + jz_mmc_stop_clock(); + mmc_init_card(); + mmc_select_card(); + + mmc_dev.block_read = mmc_bread; + fat_register_device(&mmc_dev,1); /* partitions start counting with 1 */ + + return 0; +} + +int mmc_ident(block_dev_desc_t *dev) +{ + return 0; +} + +int mmc2info(ulong addr) +{ + /* FIXME hard codes to 32 MB device */ + if (addr >= CFG_MMC_BASE && addr < CFG_MMC_BASE + 0x02000000) { + return 1; + } + return 0; +} +/* + * Debugging functions + */ + +static char * mmc_result_strings[] = { + "NO_RESPONSE", + "NO_ERROR", + "ERROR_OUT_OF_RANGE", + "ERROR_ADDRESS", + "ERROR_BLOCK_LEN", + "ERROR_ERASE_SEQ", + "ERROR_ERASE_PARAM", + "ERROR_WP_VIOLATION", + "ERROR_CARD_IS_LOCKED", + "ERROR_LOCK_UNLOCK_FAILED", + "ERROR_COM_CRC", + "ERROR_ILLEGAL_COMMAND", + "ERROR_CARD_ECC_FAILED", + "ERROR_CC", + "ERROR_GENERAL", + "ERROR_UNDERRUN", + "ERROR_OVERRUN", + "ERROR_CID_CSD_OVERWRITE", + "ERROR_STATE_MISMATCH", + "ERROR_HEADER_MISMATCH", + "ERROR_TIMEOUT", + "ERROR_CRC", + "ERROR_DRIVER_FAILURE", +}; + +char * mmc_result_to_string(int i) +{ + return mmc_result_strings[i+1]; +} + +static char * card_state_strings[] = { + "empty", + "idle", + "ready", + "ident", + "stby", + "tran", + "data", + "rcv", + "prg", + "dis", +}; + +static inline char * card_state_to_string(int i) +{ + return card_state_strings[i+1]; +} + +/* + * Utility functions + */ + +#define PARSE_U32(_buf,_index) \ + (((u32)_buf[_index]) << 24) | (((u32)_buf[_index+1]) << 16) | \ + (((u32)_buf[_index+2]) << 8) | ((u32)_buf[_index+3]); + +#define PARSE_U16(_buf,_index) \ + (((u16)_buf[_index]) << 8) | ((u16)_buf[_index+1]); + +int mmc_unpack_csd(struct mmc_request *request, struct mmc_csd *csd) +{ + u8 *buf = request->response; + int num = 0; + + if (request->result) + return request->result; + + csd->csd_structure = (buf[1] & 0xc0) >> 6; + if (csd->csd_structure) + sd2_0 = 1; + else + sd2_0 = 0; + + switch (csd->csd_structure) { + case 0 : + csd->taac = buf[2]; + csd->nsac = buf[3]; + csd->tran_speed = buf[4]; + csd->ccc = (((u16)buf[5]) << 4) | ((buf[6] & 0xf0) >> 4); + csd->read_bl_len = buf[6] & 0x0f; + /* for support 2GB card*/ + if (csd->read_bl_len >= 10) + { + num = csd->read_bl_len - 9; + csd->read_bl_len = 9; + } + + csd->read_bl_partial = (buf[7] & 0x80) ? 1 : 0; + csd->write_blk_misalign = (buf[7] & 0x40) ? 1 : 0; + csd->read_blk_misalign = (buf[7] & 0x20) ? 1 : 0; + csd->dsr_imp = (buf[7] & 0x10) ? 1 : 0; + csd->c_size = ((((u16)buf[7]) & 0x03) << 10) | (((u16)buf[8]) << 2) | (((u16)buf[9]) & 0xc0) >> 6; + + if (num) + csd->c_size = csd->c_size << num; + + + csd->vdd_r_curr_min = (buf[9] & 0x38) >> 3; + csd->vdd_r_curr_max = buf[9] & 0x07; + csd->vdd_w_curr_min = (buf[10] & 0xe0) >> 5; + csd->vdd_w_curr_max = (buf[10] & 0x1c) >> 2; + csd->c_size_mult = ((buf[10] & 0x03) << 1) | ((buf[11] & 0x80) >> 7); + switch (csd->csd_structure) { + case CSD_STRUCT_VER_1_0: + case CSD_STRUCT_VER_1_1: + csd->erase.v22.sector_size = (buf[11] & 0x7c) >> 2; + csd->erase.v22.erase_grp_size = ((buf[11] & 0x03) << 3) | ((buf[12] & 0xe0) >> 5); + + break; + case CSD_STRUCT_VER_1_2: + default: + csd->erase.v31.erase_grp_size = (buf[11] & 0x7c) >> 2; + csd->erase.v31.erase_grp_mult = ((buf[11] & 0x03) << 3) | ((buf[12] & 0xe0) >> 5); + break; + } + csd->wp_grp_size = buf[12] & 0x1f; + csd->wp_grp_enable = (buf[13] & 0x80) ? 1 : 0; + csd->default_ecc = (buf[13] & 0x60) >> 5; + csd->r2w_factor = (buf[13] & 0x1c) >> 2; + csd->write_bl_len = ((buf[13] & 0x03) << 2) | ((buf[14] & 0xc0) >> 6); + if (csd->write_bl_len >= 10) + csd->write_bl_len = 9; + + csd->write_bl_partial = (buf[14] & 0x20) ? 1 : 0; + csd->file_format_grp = (buf[15] & 0x80) ? 1 : 0; + csd->copy = (buf[15] & 0x40) ? 1 : 0; + csd->perm_write_protect = (buf[15] & 0x20) ? 1 : 0; + csd->tmp_write_protect = (buf[15] & 0x10) ? 1 : 0; + csd->file_format = (buf[15] & 0x0c) >> 2; + csd->ecc = buf[15] & 0x03; + + DEBUG(2," csd_structure=%d spec_vers=%d taac=%02x nsac=%02x tran_speed=%02x\n" + " ccc=%04x read_bl_len=%d read_bl_partial=%d write_blk_misalign=%d\n" + " read_blk_misalign=%d dsr_imp=%d c_size=%d vdd_r_curr_min=%d\n" + " vdd_r_curr_max=%d vdd_w_curr_min=%d vdd_w_curr_max=%d c_size_mult=%d\n" + " wp_grp_size=%d wp_grp_enable=%d default_ecc=%d r2w_factor=%d\n" + " write_bl_len=%d write_bl_partial=%d file_format_grp=%d copy=%d\n" + " perm_write_protect=%d tmp_write_protect=%d file_format=%d ecc=%d\n", + csd->csd_structure, csd->spec_vers, + csd->taac, csd->nsac, csd->tran_speed, + csd->ccc, csd->read_bl_len, + csd->read_bl_partial, csd->write_blk_misalign, + csd->read_blk_misalign, csd->dsr_imp, + csd->c_size, csd->vdd_r_curr_min, + csd->vdd_r_curr_max, csd->vdd_w_curr_min, + csd->vdd_w_curr_max, csd->c_size_mult, + csd->wp_grp_size, csd->wp_grp_enable, + csd->default_ecc, csd->r2w_factor, + csd->write_bl_len, csd->write_bl_partial, + csd->file_format_grp, csd->copy, + csd->perm_write_protect, csd->tmp_write_protect, + csd->file_format, csd->ecc); + switch (csd->csd_structure) { + case CSD_STRUCT_VER_1_0: + case CSD_STRUCT_VER_1_1: + DEBUG(2," V22 sector_size=%d erase_grp_size=%d\n", + csd->erase.v22.sector_size, + csd->erase.v22.erase_grp_size); + break; + case CSD_STRUCT_VER_1_2: + default: + DEBUG(2," V31 erase_grp_size=%d erase_grp_mult=%d\n", + csd->erase.v31.erase_grp_size, + csd->erase.v31.erase_grp_mult); + break; + + } + break; + + case 1 : + csd->taac = 0; + csd->nsac = 0; + csd->tran_speed = buf[4]; + csd->ccc = (((u16)buf[5]) << 4) | ((buf[6] & 0xf0) >> 4); + + csd->read_bl_len = 9; + csd->read_bl_partial = 0; + csd->write_blk_misalign = 0; + csd->read_blk_misalign = 0; + csd->dsr_imp = (buf[7] & 0x10) ? 1 : 0; + csd->c_size = ((((u16)buf[8]) & 0x3f) << 16) | (((u16)buf[9]) << 8) | ((u16)buf[10]) ; + switch (csd->csd_structure) { + case CSD_STRUCT_VER_1_0: + case CSD_STRUCT_VER_1_1: + csd->erase.v22.sector_size = 0x7f; + csd->erase.v22.erase_grp_size = 0; + break; + case CSD_STRUCT_VER_1_2: + default: + csd->erase.v31.erase_grp_size = 0x7f; + csd->erase.v31.erase_grp_mult = 0; + break; + } + csd->wp_grp_size = 0; + csd->wp_grp_enable = 0; + csd->default_ecc = (buf[13] & 0x60) >> 5; + csd->r2w_factor = 4;/* Unused */ + csd->write_bl_len = 9; + + csd->write_bl_partial = 0; + csd->file_format_grp = 0; + csd->copy = (buf[15] & 0x40) ? 1 : 0; + csd->perm_write_protect = (buf[15] & 0x20) ? 1 : 0; + csd->tmp_write_protect = (buf[15] & 0x10) ? 1 : 0; + csd->file_format = 0; + csd->ecc = buf[15] & 0x03; + + DEBUG(2," csd_structure=%d spec_vers=%d taac=%02x nsac=%02x tran_speed=%02x\n" + " ccc=%04x read_bl_len=%d read_bl_partial=%d write_blk_misalign=%d\n" + " read_blk_misalign=%d dsr_imp=%d c_size=%d vdd_r_curr_min=%d\n" + " vdd_r_curr_max=%d vdd_w_curr_min=%d vdd_w_curr_max=%d c_size_mult=%d\n" + " wp_grp_size=%d wp_grp_enable=%d default_ecc=%d r2w_factor=%d\n" + " write_bl_len=%d write_bl_partial=%d file_format_grp=%d copy=%d\n" + " perm_write_protect=%d tmp_write_protect=%d file_format=%d ecc=%d\n", + csd->csd_structure, csd->spec_vers, + csd->taac, csd->nsac, csd->tran_speed, + csd->ccc, csd->read_bl_len, + csd->read_bl_partial, csd->write_blk_misalign, + csd->read_blk_misalign, csd->dsr_imp, + csd->c_size, csd->vdd_r_curr_min, + csd->vdd_r_curr_max, csd->vdd_w_curr_min, + csd->vdd_w_curr_max, csd->c_size_mult, + csd->wp_grp_size, csd->wp_grp_enable, + csd->default_ecc, csd->r2w_factor, + csd->write_bl_len, csd->write_bl_partial, + csd->file_format_grp, csd->copy, + csd->perm_write_protect, csd->tmp_write_protect, + csd->file_format, csd->ecc); + switch (csd->csd_structure) { + case CSD_STRUCT_VER_1_0: + case CSD_STRUCT_VER_1_1: + DEBUG(2," V22 sector_size=%d erase_grp_size=%d\n", + csd->erase.v22.sector_size, + csd->erase.v22.erase_grp_size); + break; + case CSD_STRUCT_VER_1_2: + default: + DEBUG(2," V31 erase_grp_size=%d erase_grp_mult=%d\n", + csd->erase.v31.erase_grp_size, + csd->erase.v31.erase_grp_mult); + break; + } + } + + if (buf[0] != 0x3f) return MMC_ERROR_HEADER_MISMATCH; + + return 0; +} + +int mmc_unpack_r1(struct mmc_request *request, struct mmc_response_r1 *r1, enum card_state state) +{ + u8 *buf = request->response; + + if (request->result) return request->result; + + r1->cmd = buf[0]; + r1->status = PARSE_U32(buf,1); + + DEBUG(2, "mmc_unpack_r1: cmd=%d status=%08x\n", r1->cmd, r1->status); + + if (R1_STATUS(r1->status)) { + if (r1->status & R1_OUT_OF_RANGE) return MMC_ERROR_OUT_OF_RANGE; + if (r1->status & R1_ADDRESS_ERROR) return MMC_ERROR_ADDRESS; + if (r1->status & R1_BLOCK_LEN_ERROR) return MMC_ERROR_BLOCK_LEN; + if (r1->status & R1_ERASE_SEQ_ERROR) return MMC_ERROR_ERASE_SEQ; + if (r1->status & R1_ERASE_PARAM) return MMC_ERROR_ERASE_PARAM; + if (r1->status & R1_WP_VIOLATION) return MMC_ERROR_WP_VIOLATION; + /*if (r1->status & R1_CARD_IS_LOCKED) return MMC_ERROR_CARD_IS_LOCKED; */ + if (r1->status & R1_LOCK_UNLOCK_FAILED) return MMC_ERROR_LOCK_UNLOCK_FAILED; + if (r1->status & R1_COM_CRC_ERROR) return MMC_ERROR_COM_CRC; + if (r1->status & R1_ILLEGAL_COMMAND) return MMC_ERROR_ILLEGAL_COMMAND; + if (r1->status & R1_CARD_ECC_FAILED) return MMC_ERROR_CARD_ECC_FAILED; + if (r1->status & R1_CC_ERROR) return MMC_ERROR_CC; + if (r1->status & R1_ERROR) return MMC_ERROR_GENERAL; + if (r1->status & R1_UNDERRUN) return MMC_ERROR_UNDERRUN; + if (r1->status & R1_OVERRUN) return MMC_ERROR_OVERRUN; + if (r1->status & R1_CID_CSD_OVERWRITE) return MMC_ERROR_CID_CSD_OVERWRITE; + } + + if (buf[0] != request->cmd) return MMC_ERROR_HEADER_MISMATCH; + + /* This should be last - it's the least dangerous error */ + + return 0; +} + +int mmc_unpack_scr(struct mmc_request *request, struct mmc_response_r1 *r1, enum card_state state, u32 *scr) +{ + u8 *buf = request->response; + if (request->result) return request->result; + + *scr = PARSE_U32(buf, 5); /* Save SCR returned by the SD Card */ + return mmc_unpack_r1(request, r1, state); + +} + +int mmc_unpack_r6(struct mmc_request *request, struct mmc_response_r1 *r1, enum card_state state, int *rca) +{ + u8 *buf = request->response; + + if (request->result) return request->result; + + *rca = PARSE_U16(buf,1); /* Save RCA returned by the SD Card */ + + *(buf+1) = 0; + *(buf+2) = 0; + + return mmc_unpack_r1(request, r1, state); +} + +int mmc_unpack_cid(struct mmc_request *request, struct mmc_cid *cid) +{ + u8 *buf = request->response; + int i; + + if (request->result) return request->result; + + cid->mid = buf[1]; + cid->oid = PARSE_U16(buf,2); + for (i = 0 ; i < 6 ; i++) + cid->pnm[i] = buf[4+i]; + cid->pnm[6] = 0; + cid->prv = buf[10]; + cid->psn = PARSE_U32(buf,11); + cid->mdt = buf[15]; + + DEBUG(2,"mmc_unpack_cid: mid=%d oid=%d pnm=%s prv=%d.%d psn=%08x mdt=%d/%d\n", + cid->mid, cid->oid, cid->pnm, + (cid->prv>>4), (cid->prv&0xf), + cid->psn, (cid->mdt>>4), (cid->mdt&0xf)+1997); + + if (buf[0] != 0x3f) return MMC_ERROR_HEADER_MISMATCH; + return 0; +} + +int mmc_unpack_r3(struct mmc_request *request, struct mmc_response_r3 *r3) +{ + u8 *buf = request->response; + + if (request->result) return request->result; + + r3->ocr = PARSE_U32(buf,1); + DEBUG(2,"mmc_unpack_r3: ocr=%08x\n", r3->ocr); + + if (buf[0] != 0x3f) return MMC_ERROR_HEADER_MISMATCH; + return 0; +} + +#define KBPS 1 +#define MBPS 1000 + +static u32 ts_exp[] = { 100*KBPS, 1*MBPS, 10*MBPS, 100*MBPS, 0, 0, 0, 0 }; +static u32 ts_mul[] = { 0, 1000, 1200, 1300, 1500, 2000, 2500, 3000, + 3500, 4000, 4500, 5000, 5500, 6000, 7000, 8000 }; + +u32 mmc_tran_speed(u8 ts) +{ + u32 rate = ts_exp[(ts & 0x7)] * ts_mul[(ts & 0x78) >> 3]; + + if (rate <= 0) { + DEBUG(0, "mmc_tran_speed: error - unrecognized speed 0x%02x\n", ts); + return 1; + } + + return rate; +} + +void mmc_send_cmd(struct mmc_request *request, int cmd, u32 arg, + u16 nob, u16 block_len, enum mmc_rsp_t rtype, u8 *buffer) +{ + request->cmd = cmd; + request->arg = arg; + request->rtype = rtype; + request->nob = nob; + request->block_len = block_len; + request->buffer = buffer; + request->cnt = nob * block_len; + + jz_mmc_exec_cmd(request); +} + +#endif /* CONFIG_MMC */ +#endif /* CONFIG_JZ4740 & CONFIG_JZ4730 */ diff --git a/cpu/mips/jz_mmc.h b/cpu/mips/jz_mmc.h new file mode 100644 index 0000000..7f0fa1f --- /dev/null +++ b/cpu/mips/jz_mmc.h @@ -0,0 +1,113 @@ +/* + * linux/drivers/mmc/jz_mmc.h + * + * Author: Vladimir Shebordaev, Igor Oblakov + * Copyright: MontaVista Software Inc. + * + * $Id: jz_mmc.h,v 1.3 2007-06-15 08:04:20 jlwei Exp $ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef __MMC_JZMMC_H__ +#define __MMC_JZMMC_H__ + +#include "mmc_protocol.h" + +#define MMC_DEBUG_LEVEL 0 /* Enable Debug: 0 - no debug */ + +#define MMC_BLOCK_SIZE 512 /* MMC/SD Block Size */ + +#define ID_TO_RCA(x) ((x)+1) + +#define MMC_OCR_ARG 0x00ff8000 /* Argument of OCR */ + +enum mmc_result_t { + MMC_NO_RESPONSE = -1, + MMC_NO_ERROR = 0, + MMC_ERROR_OUT_OF_RANGE, + MMC_ERROR_ADDRESS, + MMC_ERROR_BLOCK_LEN, + MMC_ERROR_ERASE_SEQ, + MMC_ERROR_ERASE_PARAM, + MMC_ERROR_WP_VIOLATION, + MMC_ERROR_CARD_IS_LOCKED, + MMC_ERROR_LOCK_UNLOCK_FAILED, + MMC_ERROR_COM_CRC, + MMC_ERROR_ILLEGAL_COMMAND, + MMC_ERROR_CARD_ECC_FAILED, + MMC_ERROR_CC, + MMC_ERROR_GENERAL, + MMC_ERROR_UNDERRUN, + MMC_ERROR_OVERRUN, + MMC_ERROR_CID_CSD_OVERWRITE, + MMC_ERROR_STATE_MISMATCH, + MMC_ERROR_HEADER_MISMATCH, + MMC_ERROR_TIMEOUT, + MMC_ERROR_CRC, + MMC_ERROR_DRIVER_FAILURE, +}; + +/* the information structure of MMC/SD Card */ +typedef struct MMC_INFO +{ + int id; /* Card index */ + int sd; /* MMC or SD card */ + int rca; /* RCA */ + u32 scr; /* SCR 63:32*/ + int flags; /* Ejected, inserted */ + enum card_state state; /* empty, ident, ready, whatever */ + + /* Card specific information */ + struct mmc_cid cid; + struct mmc_csd csd; + u32 block_num; + u32 block_len; + u32 erase_unit; +} mmc_info; + +mmc_info mmcinfo; + +struct mmc_request { + int index; /* Slot index - used for CS lines */ + int cmd; /* Command to send */ + u32 arg; /* Argument to send */ + enum mmc_rsp_t rtype; /* Response type expected */ + + /* Data transfer (these may be modified at the low level) */ + u16 nob; /* Number of blocks to transfer*/ + u16 block_len; /* Block length */ + u8 *buffer; /* Data buffer */ + u32 cnt; /* Data length, for PIO */ + + /* Results */ + u8 response[18]; /* Buffer to store response - CRC is optional */ + enum mmc_result_t result; +}; + +char * mmc_result_to_string(int); +int mmc_unpack_csd(struct mmc_request *request, struct mmc_csd *csd); +int mmc_unpack_r1(struct mmc_request *request, struct mmc_response_r1 *r1, enum card_state state); +int mmc_unpack_r6(struct mmc_request *request, struct mmc_response_r1 *r1, enum card_state state, int *rca); +int mmc_unpack_scr(struct mmc_request *request, struct mmc_response_r1 *r1, enum card_state state, u32 *scr); +int mmc_unpack_cid(struct mmc_request *request, struct mmc_cid *cid); +int mmc_unpack_r3(struct mmc_request *request, struct mmc_response_r3 *r3); + +void mmc_send_cmd(struct mmc_request *request, int cmd, u32 arg, + u16 nob, u16 block_len, enum mmc_rsp_t rtype, u8 *buffer); +u32 mmc_tran_speed(u8 ts); +void jz_mmc_set_clock(int sd, u32 rate); +void jz_mmc_hardware_init(void); + +static inline void mmc_simple_cmd(struct mmc_request *request, int cmd, u32 arg, enum mmc_rsp_t rtype) +{ + mmc_send_cmd( request, cmd, arg, 0, 0, rtype, 0); +} + +int mmc_legacy_init(int verbose); +int mmc_read(ulong src, uchar *dst, int size); +int mmc_write(uchar *src, ulong dst, int size); +int mmc2info(ulong addr); + +#endif /* __MMC_JZMMC_H__ */ diff --git a/cpu/mips/jz_serial.c b/cpu/mips/jz_serial.c new file mode 100644 index 0000000..446ffa9 --- /dev/null +++ b/cpu/mips/jz_serial.c @@ -0,0 +1,167 @@ +/* + * Jz47xx UART support + * + * Hardcoded to UART 0 for now + * Options also hardcoded to 8N1 + * + * Copyright (c) 2005 + * Ingenic Semiconductor, + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include + +#if defined(CONFIG_JZ4730) || defined(CONFIG_JZ4740) || defined(CONFIG_JZ4750) \ + || defined(CONFIG_JZ4750D) || defined(CONFIG_JZ5730) + +#include + +#if defined(CONFIG_JZ4730) +#include +#endif +#if defined(CONFIG_JZ4740) +#include +#endif +#if defined(CONFIG_JZ4750) +#include +#endif +#if defined(CONFIG_JZ4750D) +#include +#endif +#if defined(CONFIG_JZ5730) +#include +#endif + +#undef UART_BASE +#ifndef CONFIG_SYS_UART_BASE +#define UART_BASE UART0_BASE +#else +#define UART_BASE CONFIG_SYS_UART_BASE +#endif + +/****************************************************************************** +* +* serial_init - initialize a channel +* +* This routine initializes the number of data bits, parity +* and set the selected baud rate. Interrupts are disabled. +* Set the modem control signals if the option is selected. +* +* RETURNS: N/A +*/ + +int serial_init (void) +{ +#if !defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL) + volatile u8 *uart_fcr = (volatile u8 *)(UART_BASE + OFF_FCR); + volatile u8 *uart_lcr = (volatile u8 *)(UART_BASE + OFF_LCR); + volatile u8 *uart_ier = (volatile u8 *)(UART_BASE + OFF_IER); + volatile u8 *uart_sircr = (volatile u8 *)(UART_BASE + OFF_SIRCR); + + /* Disable port interrupts while changing hardware */ + *uart_ier = 0; + + /* Disable UART unit function */ + *uart_fcr = ~UART_FCR_UUE; + + /* Set both receiver and transmitter in UART mode (not SIR) */ + *uart_sircr = ~(SIRCR_RSIRE | SIRCR_TSIRE); + + /* Set databits, stopbits and parity. (8-bit data, 1 stopbit, no parity) */ + *uart_lcr = UART_LCR_WLEN_8 | UART_LCR_STOP_1; + + /* Set baud rate */ + serial_setbrg(); + + /* Enable UART unit, enable and clear FIFO */ + *uart_fcr = UART_FCR_UUE | UART_FCR_FE | UART_FCR_TFLS | UART_FCR_RFLS; +#endif + return 0; +} + +void serial_setbrg (void) +{ + volatile u8 *uart_lcr = (volatile u8 *)(UART_BASE + OFF_LCR); + volatile u8 *uart_dlhr = (volatile u8 *)(UART_BASE + OFF_DLHR); + volatile u8 *uart_dllr = (volatile u8 *)(UART_BASE + OFF_DLLR); + u32 baud_div, tmp; + +#if defined(CONFIG_FPGA) + baud_div = (CONFIG_EXTAL / CFG_DIV) / 16 / CONFIG_BAUDRATE; +#elif defined(CONFIG_JZ4750) || defined(CONFIG_JZ4750D) + if (CONFIG_EXTAL > 16000000) { + REG_CPM_CPCCR |= CPM_CPCCR_ECS; + baud_div = CONFIG_EXTAL / 32 / CONFIG_BAUDRATE; + } else { + REG_CPM_CPCCR &= ~CPM_CPCCR_ECS; + baud_div = CONFIG_EXTAL / 16 / CONFIG_BAUDRATE; + } +#else /* CONFIG_JZ4740 | CONFIG_JZ4730 */ + baud_div = CONFIG_EXTAL / 16 / CONFIG_BAUDRATE; +#endif + tmp = *uart_lcr; + tmp |= UART_LCR_DLAB; + *uart_lcr = tmp; + + *uart_dlhr = (baud_div >> 8) & 0xff; + *uart_dllr = baud_div & 0xff; + + tmp &= ~UART_LCR_DLAB; + *uart_lcr = tmp; +} + +void serial_putc (const char c) +{ + volatile u8 *uart_lsr = (volatile u8 *)(UART_BASE + OFF_LSR); + volatile u8 *uart_tdr = (volatile u8 *)(UART_BASE + OFF_TDR); + + if (c == '\n') serial_putc ('\r'); + + /* Wait for fifo to shift out some bytes */ + while ( !((*uart_lsr & (UART_LSR_TDRQ | UART_LSR_TEMT)) == 0x60) ); + + *uart_tdr = (u8)c; +} + +void serial_puts (const char *s) +{ + while (*s) { + serial_putc (*s++); + } +} + +int serial_getc (void) +{ + volatile u8 *uart_rdr = (volatile u8 *)(UART_BASE + OFF_RDR); + + while (!serial_tstc()); + + return *uart_rdr; +} + +int serial_tstc (void) +{ + volatile u8 *uart_lsr = (volatile u8 *)(UART_BASE + OFF_LSR); + + if (*uart_lsr & UART_LSR_DR) { + /* Data in rfifo */ + return (1); + } + return 0; +} + +#endif /* CONFIG_JZ4730 || CONFIG_JZ4740 || CONFIG_JZ4750 || CONFIG_JZ45730 */ diff --git a/cpu/mips/mmc_protocol.h b/cpu/mips/mmc_protocol.h new file mode 100644 index 0000000..9028cdf --- /dev/null +++ b/cpu/mips/mmc_protocol.h @@ -0,0 +1,273 @@ +/* +********************************************************************** +* +* uC/MMC +* +* (c) Copyright 2005 - 2007, Ingenic Semiconductor, Inc +* All rights reserved. +* +*********************************************************************** + +---------------------------------------------------------------------- +File : mmc_protocol.h +Purpose : MMC protocol definitions. + +---------------------------------------------------------------------- +Version-Date-----Author-Explanation +---------------------------------------------------------------------- +1.00.00 20060831 WeiJianli First release + +---------------------------------------------------------------------- +Known problems or limitations with current version +---------------------------------------------------------------------- +(none) +---------------------------END-OF-HEADER------------------------------ +*/ + +#ifndef __MMC_PROTOCOL__ +#define __MMC_PROTOCOL__ + +/* Standard MMC/SD clock speeds */ +#define MMC_CLOCK_SLOW 400000 /* 400 kHz for initial setup */ +#define MMC_CLOCK_FAST 20000000 /* 20 MHz for maximum for normal operation */ +#define SD_CLOCK_FAST 24000000 /* 24 MHz for SD Cards */ + +/* Extra MMC commands for state control */ +/* Use negative numbers to disambiguate */ +#define MMC_CIM_RESET -1 + +/* Standard MMC commands (3.1) type argument response */ + /* class 1 */ +#define MMC_GO_IDLE_STATE 0 /* bc */ +#define MMC_SEND_OP_COND 1 /* bcr [31:0] OCR R3 */ +#define MMC_ALL_SEND_CID 2 /* bcr R2 */ +#define MMC_SET_RELATIVE_ADDR 3 /* ac [31:16] RCA R1 */ +#define MMC_SET_DSR 4 /* bc [31:16] RCA */ +#define MMC_SELECT_CARD 7 /* ac [31:16] RCA R1 */ +#define MMC_SEND_CSD 9 /* ac [31:16] RCA R2 */ +#define MMC_SEND_CID 10 /* ac [31:16] RCA R2 */ +#define MMC_READ_DAT_UNTIL_STOP 11 /* adtc [31:0] dadr R1 */ +#define MMC_STOP_TRANSMISSION 12 /* ac R1b */ +#define MMC_SEND_STATUS 13 /* ac [31:16] RCA R1 */ +#define MMC_GO_INACTIVE_STATE 15 /* ac [31:16] RCA */ + + /* class 2 */ +#define MMC_SET_BLOCKLEN 16 /* ac [31:0] block len R1 */ +#define MMC_READ_SINGLE_BLOCK 17 /* adtc [31:0] data addr R1 */ +#define MMC_READ_MULTIPLE_BLOCK 18 /* adtc [31:0] data addr R1 */ + + /* class 3 */ +#define MMC_WRITE_DAT_UNTIL_STOP 20 /* adtc [31:0] data addr R1 */ + + /* class 4 */ +#define MMC_SET_BLOCK_COUNT 23 /* adtc [31:0] data addr R1 */ +#define MMC_WRITE_BLOCK 24 /* adtc [31:0] data addr R1 */ +#define MMC_WRITE_MULTIPLE_BLOCK 25 /* adtc R1 */ +#define MMC_PROGRAM_CID 26 /* adtc R1 */ +#define MMC_PROGRAM_CSD 27 /* adtc R1 */ + + /* class 6 */ +#define MMC_SET_WRITE_PROT 28 /* ac [31:0] data addr R1b */ +#define MMC_CLR_WRITE_PROT 29 /* ac [31:0] data addr R1b */ +#define MMC_SEND_WRITE_PROT 30 /* adtc [31:0] wpdata addr R1 */ + + /* class 5 */ +#define MMC_ERASE_GROUP_START 35 /* ac [31:0] data addr R1 */ +#define MMC_ERASE_GROUP_END 36 /* ac [31:0] data addr R1 */ +#define MMC_ERASE 37 /* ac R1b */ + + /* class 9 */ +#define MMC_FAST_IO 39 /* ac R4 */ +#define MMC_GO_IRQ_STATE 40 /* bcr R5 */ + + /* class 7 */ +#define MMC_LOCK_UNLOCK 42 /* adtc R1b */ + + /* class 8 */ +#define MMC_APP_CMD 55 /* ac [31:16] RCA R1 */ +#define MMC_GEN_CMD 56 /* adtc [0] RD/WR R1b */ + + /* SD class */ +#define SD_SEND_OP_COND 41 /* bcr [31:0] OCR R3 */ +#define SET_BUS_WIDTH 6 /* ac [1:0] bus width R1 */ +#define SEND_SCR 51 /* adtc [31:0] staff R1 */ + +/* Don't change the order of these; they are used in dispatch tables */ +enum mmc_rsp_t { + RESPONSE_NONE = 0, + RESPONSE_R1 = 1, + RESPONSE_R1B = 2, + RESPONSE_R2_CID = 3, + RESPONSE_R2_CSD = 4, + RESPONSE_R3 = 5, + RESPONSE_R4 = 6, + RESPONSE_R5 = 7, + RESPONSE_R6 = 8, +}; + + +/* + MMC status in R1 + Type + e : error bit + s : status bit + r : detected and set for the actual command response + x : detected and set during command execution. the host must poll + the card by sending status command in order to read these bits. + Clear condition + a : according to the card state + b : always related to the previous command. Reception of + a valid command will clear it (with a delay of one command) + c : clear by read + */ + +#define R1_OUT_OF_RANGE (1 << 31) /* er, c */ +#define R1_ADDRESS_ERROR (1 << 30) /* erx, c */ +#define R1_BLOCK_LEN_ERROR (1 << 29) /* er, c */ +#define R1_ERASE_SEQ_ERROR (1 << 28) /* er, c */ +#define R1_ERASE_PARAM (1 << 27) /* ex, c */ +#define R1_WP_VIOLATION (1 << 26) /* erx, c */ +#define R1_CARD_IS_LOCKED (1 << 25) /* sx, a */ +#define R1_LOCK_UNLOCK_FAILED (1 << 24) /* erx, c */ +#define R1_COM_CRC_ERROR (1 << 23) /* er, b */ +#define R1_ILLEGAL_COMMAND (1 << 22) /* er, b */ +#define R1_CARD_ECC_FAILED (1 << 21) /* ex, c */ +#define R1_CC_ERROR (1 << 20) /* erx, c */ +#define R1_ERROR (1 << 19) /* erx, c */ +#define R1_UNDERRUN (1 << 18) /* ex, c */ +#define R1_OVERRUN (1 << 17) /* ex, c */ +#define R1_CID_CSD_OVERWRITE (1 << 16) /* erx, c, CID/CSD overwrite */ +#define R1_WP_ERASE_SKIP (1 << 15) /* sx, c */ +#define R1_CARD_ECC_DISABLED (1 << 14) /* sx, a */ +#define R1_ERASE_RESET (1 << 13) /* sr, c */ +#define R1_STATUS(x) (x & 0xFFFFE000) +#define R1_CURRENT_STATE(x) ((x & 0x00001E00) >> 9) /* sx, b (4 bits) */ +#define R1_READY_FOR_DATA (1 << 8) /* sx, a */ +#define R1_APP_CMD (1 << 7) /* sr, c */ + +enum card_state { + CARD_STATE_EMPTY = -1, + CARD_STATE_IDLE = 0, + CARD_STATE_READY = 1, + CARD_STATE_IDENT = 2, + CARD_STATE_STBY = 3, + CARD_STATE_TRAN = 4, + CARD_STATE_DATA = 5, + CARD_STATE_RCV = 6, + CARD_STATE_PRG = 7, + CARD_STATE_DIS = 8, +}; + +/* These are unpacked versions of the actual responses */ + + struct mmc_response_r1 { + u8 cmd; + u32 status; +}; + +typedef struct mmc_cid { + u8 mid; + u16 oid; + u8 pnm[7]; /* Product name (we null-terminate) */ + u8 prv; + u32 psn; + u8 mdt; +}mmc_cid_t; + +typedef struct mmc_csd { + u8 csd_structure; + u8 spec_vers; + u8 taac; + u8 nsac; + u8 tran_speed; + u16 ccc; + u8 read_bl_len; + u8 read_bl_partial; + u8 write_blk_misalign; + u8 read_blk_misalign; + u8 dsr_imp; + u16 c_size; + u8 vdd_r_curr_min; + u8 vdd_r_curr_max; + u8 vdd_w_curr_min; + u8 vdd_w_curr_max; + u8 c_size_mult; + union { + struct { /* MMC system specification version 3.1 */ + u8 erase_grp_size; + u8 erase_grp_mult; + } v31; + struct { /* MMC system specification version 2.2 */ + u8 sector_size; + u8 erase_grp_size; + } v22; + } erase; + u8 wp_grp_size; + u8 wp_grp_enable; + u8 default_ecc; + u8 r2w_factor; + u8 write_bl_len; + u8 write_bl_partial; + u8 file_format_grp; + u8 copy; + u8 perm_write_protect; + u8 tmp_write_protect; + u8 file_format; + u8 ecc; +}mmc_csd_t;; + +struct mmc_response_r3 { + u32 ocr; +}; + +#define MMC_VDD_145_150 0x00000001 /* VDD voltage 1.45 - 1.50 */ +#define MMC_VDD_150_155 0x00000002 /* VDD voltage 1.50 - 1.55 */ +#define MMC_VDD_155_160 0x00000004 /* VDD voltage 1.55 - 1.60 */ +#define MMC_VDD_160_165 0x00000008 /* VDD voltage 1.60 - 1.65 */ +#define MMC_VDD_165_170 0x00000010 /* VDD voltage 1.65 - 1.70 */ +#define MMC_VDD_17_18 0x00000020 /* VDD voltage 1.7 - 1.8 */ +#define MMC_VDD_18_19 0x00000040 /* VDD voltage 1.8 - 1.9 */ +#define MMC_VDD_19_20 0x00000080 /* VDD voltage 1.9 - 2.0 */ +#define MMC_VDD_20_21 0x00000100 /* VDD voltage 2.0 ~ 2.1 */ +#define MMC_VDD_21_22 0x00000200 /* VDD voltage 2.1 ~ 2.2 */ +#define MMC_VDD_22_23 0x00000400 /* VDD voltage 2.2 ~ 2.3 */ +#define MMC_VDD_23_24 0x00000800 /* VDD voltage 2.3 ~ 2.4 */ +#define MMC_VDD_24_25 0x00001000 /* VDD voltage 2.4 ~ 2.5 */ +#define MMC_VDD_25_26 0x00002000 /* VDD voltage 2.5 ~ 2.6 */ +#define MMC_VDD_26_27 0x00004000 /* VDD voltage 2.6 ~ 2.7 */ +#define MMC_VDD_27_28 0x00008000 /* VDD voltage 2.7 ~ 2.8 */ +#define MMC_VDD_28_29 0x00010000 /* VDD voltage 2.8 ~ 2.9 */ +#define MMC_VDD_29_30 0x00020000 /* VDD voltage 2.9 ~ 3.0 */ +#define MMC_VDD_30_31 0x00040000 /* VDD voltage 3.0 ~ 3.1 */ +#define MMC_VDD_31_32 0x00080000 /* VDD voltage 3.1 ~ 3.2 */ +#define MMC_VDD_32_33 0x00100000 /* VDD voltage 3.2 ~ 3.3 */ +#define MMC_VDD_33_34 0x00200000 /* VDD voltage 3.3 ~ 3.4 */ +#define MMC_VDD_34_35 0x00400000 /* VDD voltage 3.4 ~ 3.5 */ +#define MMC_VDD_35_36 0x00800000 /* VDD voltage 3.5 ~ 3.6 */ +#define MMC_CARD_BUSY 0x80000000 /* Card Power up status bit */ + + +/* CSD field definitions */ + +#define CSD_STRUCT_VER_1_0 0 /* Valid for system specification 1.0 - 1.2 */ +#define CSD_STRUCT_VER_1_1 1 /* Valid for system specification 1.4 - 2.2 */ +#define CSD_STRUCT_VER_1_2 2 /* Valid for system specification 3.1 */ + +#define CSD_SPEC_VER_0 0 /* Implements system specification 1.0 - 1.2 */ +#define CSD_SPEC_VER_1 1 /* Implements system specification 1.4 */ +#define CSD_SPEC_VER_2 2 /* Implements system specification 2.0 - 2.2 */ +#define CSD_SPEC_VER_3 3 /* Implements system specification 3.1 */ + +#if MMC_DEBUG_LEVEL + +#define DEBUG(n, args...) \ + do { \ + if (n <= MMC_DEBUG_LEVEL) { \ + printf(args); \ + } \ + } while(0) +#else +#define DEBUG(n, args...) +#endif /* MMC_DEBUG_EN */ + +#endif /* __MMC_PROTOCOL__ */ diff --git a/cpu/mips/usb_boot.S b/cpu/mips/usb_boot.S new file mode 100644 index 0000000..6c3788f --- /dev/null +++ b/cpu/mips/usb_boot.S @@ -0,0 +1,821 @@ +/* + * for jz4740 usb boot + * + * Copyright (c) 2009 Xiangfu Liu + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + .set noreorder + .globl usb_boot + .text + +//---------------------------------------------------------------------- +// Both NAND and USB boot load data to D-Cache first, then transfer +// data from D-Cache to I-Cache, and jump to execute the code in I-Cache. +// So init caches first and then dispatch to a proper boot routine. +//---------------------------------------------------------------------- + +init_caches: + li $2, 3 // cacheable for kseg0 access + mtc0 $2, $16 // CP0_CONFIG + nop + + li $2, 0x20000000 // enable idx-store-data cache insn + mtc0 $2, $26 // CP0_ERRCTL + + ori $2, $28, 0 // start address + ori $3, $2, 0x3fe0 // end address, total 16KB + mtc0 $0, $28, 0 // CP0_TAGLO + mtc0 $0, $28, 1 // CP0_DATALO +cache_clear_a_line: + cache 0x8, 0($2) // Index_Store_Tag_I + cache 0x9, 0($2) // Index_Store_Tag_D + bne $2, $3, cache_clear_a_line + addiu $2, $2, 32 // increment CACHE_LINE_SIZE + + ori $2, $28, 0 // start address + ori $3, $2, 0x3fe0 // end address, total 16KB + la $4, 0x1ffff000 // physical address and 4KB page mask +cache_alloc_a_line: + and $5, $2, $4 + ori $5, $5, 1 // V bit of the physical tag + mtc0 $5, $28, 0 // CP0_TAGLO + cache 0x8, 0($2) // Index_Store_Tag_I + cache 0x9, 0($2) // Index_Store_Tag_D + bne $2, $3, cache_alloc_a_line + addiu $2, $2, 32 // increment CACHE_LINE_SIZE + + nop + nop + nop + //-------------------------------------------------------------- + // Transfer data from dcache to icache, then jump to icache. + // + // Input parameters: + // + // $19: data length in bytes + // $20: jump target address + //-------------------------------------------------------------- +xfer_d2i: + ori $2, $28, 0 // start address + add $3, $2, $19 // end addres + addiu $3, $3, -4 + +xfer_a_word: + lw $4, 0($2) + mtc0 $4, $28, 1 // CP0_DATALO + cache 0xc, 0($2) // Index_Store_Data_I + bne $2, $3, xfer_a_word + addiu $2, $2, 4 + + mtc0 $0, $26 // CP0_ERRCTL, restore WST reset state + + jalr $20 // jump, and place the return address in $31 + nop + +icache_return: + //-------------------------------------------------------------- + // User code can return to here after executing itself in + // icache, by jumping to $31. + //-------------------------------------------------------------- + b usb_boot_return + nop + + +usb_boot: + //-------------------------------------------------------------- + // Initialize PLL: set ICLK to 84MHz and HCLK to 42MHz. + //-------------------------------------------------------------- + la $9, 0xB0000000 // CPCCR: Clock Control Register + la $8, 0x42041110 // I:S:M:P=1:2:2:2 + sw $8, 0($9) + + la $9, 0xB0000010 // CPPCR: PLL Control Register + la $8, 0x06000120 // M=12 N=0 D=0 CLK=12*(M+2)/(N+2) + sw $8, 0($9) + +usb_boot_return: + //-------------------------------------------------------------- + // Enable the USB PHY + //-------------------------------------------------------------- + la $9, 0xB0000024 // CPM_SCR + lw $8, 0($9) + ori $8, 0x40 // USBPHY_ENABLE + sw $8, 0($9) + + //-------------------------------------------------------------- + // Initialize USB registers + //-------------------------------------------------------------- + la $27, 0xb3040000 // USB registers base address + + sb $0, 0x0b($27) // INTRUSBE: disable common USB interrupts + sh $0, 0x06($27) // INTRINE: disable EPIN interrutps + sh $0, 0x08($27) // INTROUTE: disable EPOUT interrutps + + li $9, 0x61 + sb $9, 0x01($27) // POWER: HSENAB | SUSPENDM | SOFTCONN + + //-------------------------------------------------------------- + // Initialize USB states + //-------------------------------------------------------------- + li $22, 0 // set EP0 to IDLE state + li $23, 1 // no data stage + + //-------------------------------------------------------------- + // Main loop of polling the usb commands + //-------------------------------------------------------------- +usb_command_loop: + lbu $9, 0x0a($27) // read INTRUSB + andi $9, 0x04 // check USB_INTR_RESET + beqz $9, check_intr_ep0in + nop + + //-------------------------------------------------------------- + // 1. Handle USB reset interrupt + //-------------------------------------------------------------- +handle_reset_intr: + lbu $9, 0x01($27) // read POWER + andi $9, 0x10 // test HS_MODE + bnez $9, _usb_set_maxpktsize + li $9, 512 // max packet size of HS mode + li $9, 64 // max packet size of FS mode + +_usb_set_maxpktsize: + li $8, 1 + sb $8, 0x0e($27) // set INDEX 1 + + sh $9, 0x10($27) // INMAXP + sb $0, 0x13($27) // INCSRH + sh $9, 0x14($27) // OUTMAXP + sb $0, 0x17($27) // OUTCSRH + +_usb_flush_fifo: + li $8, 0x48 // INCSR_CDT && INCSR_FF + sb $8, 0x12($27) // INCSR + li $8, 0x90 // OUTCSR_CDT && OUTCSR_FF + sb $8, 0x16($27) // OUTCSR + + li $22, 0 // set EP0 to IDLE state + li $23, 1 // no data stage + + //-------------------------------------------------------------- + // 2. Check and handle EP0 interrupt + //-------------------------------------------------------------- +check_intr_ep0in: + lhu $10, 0x02($27) // read INTRIN + andi $9, $10, 0x1 // check EP0 interrupt + beqz $9, check_intr_ep1in + nop + +handle_ep0_intr: + sb $0, 0x0e($27) // set INDEX 0 + lbu $11, 0x12($27) // read CSR0 + + andi $9, $11, 0x04 // check SENTSTALL + beqz $9, _ep0_setupend + nop + +_ep0_sentstall: + andi $9, $11, 0xdb + sb $9, 0x12($27) // clear SENDSTALL and SENTSTALL + li $22, 0 // set EP0 to IDLE state + +_ep0_setupend: + andi $9, $11, 0x10 // check SETUPEND + beqz $9, ep0_idle_state + nop + + ori $9, $11, 0x80 + sb $9, 0x12($27) // set SVDSETUPEND + li $22, 0 // set EP0 to IDLE state + +ep0_idle_state: + bnez $22, ep0_tx_state + nop + + //-------------------------------------------------------------- + // 2.1 Handle EP0 IDLE state interrupt + //-------------------------------------------------------------- + andi $9, $11, 0x01 // check OUTPKTRDY + beqz $9, check_intr_ep1in + nop + + //-------------------------------------------------------------- + // Read 8-bytes setup packet from the FIFO + //-------------------------------------------------------------- + lw $25, 0x20($27) // first word of setup packet + lw $26, 0x20($27) // second word of setup packet + + andi $9, $25, 0x60 // bRequestType & USB_TYPE_MASK + beqz $9, _ep0_std_req + nop + + //-------------------------------------------------------------- + // 2.1.1 Vendor-specific setup request + //-------------------------------------------------------------- +_ep0_vend_req: + li $22, 0 // set EP0 to IDLE state + li $23, 1 // NoData = 1 + + andi $9, $25, 0xff00 // check bRequest + srl $9, $9, 8 + beqz $9, __ep0_get_cpu_info + sub $8, $9, 0x1 + beqz $8, __ep0_set_data_address + sub $8, $9, 0x2 + beqz $8, __ep0_set_data_length + sub $8, $9, 0x3 + beqz $8, __ep0_flush_caches + sub $8, $9, 0x4 + beqz $8, __ep0_prog_start1 + sub $8, $9, 0x5 + beqz $8, __ep0_prog_start2 + nop + b _ep0_idle_state_fini // invalid request + nop + +__ep0_get_cpu_info: + la $20, cpu_info_data // data pointer to transfer + li $21, 8 // bytes left to transfer + li $22, 1 // set EP0 to TX state + li $23, 0 // NoData = 0 + + b _ep0_idle_state_fini + nop + +__ep0_set_data_address: + li $9, 0xffff0000 + and $9, $25, $9 + andi $8, $26, 0xffff + or $20, $9, $8 // data address of next transfer + + b _ep0_idle_state_fini + nop + +__ep0_set_data_length: + li $9, 0xffff0000 + and $9, $25, $9 + andi $8, $26, 0xffff + or $21, $9, $8 // data length of next transfer + + li $9, 0x48 // SVDOUTPKTRDY and DATAEND + sb $9, 0x12($27) // CSR0 + + // We must write packet to FIFO before EP1-IN interrupt here. + b handle_epin1_intr + nop + +__ep0_flush_caches: + // Flush dcache and invalidate icache. + li $8, 0x80000000 + addi $9, $8, 0x3fe0 // total 16KB + +1: + cache 0x0, 0($8) // Index_Invalidate_I + cache 0x1, 0($8) // Index_Writeback_Inv_D + bne $8, $9, 1b + addiu $8, $8, 32 + + // flush write-buffer + sync + + // Invalidate BTB + mfc0 $8, $16, 7 // CP0_CONFIG + nop + ori $8, 2 + mtc0 $8, $16, 7 + nop + + b _ep0_idle_state_fini + nop + +__ep0_prog_start1: + li $9, 0x48 // SVDOUTPKTRDY and DATAEND + sb $9, 0x12($27) // CSR0 + + li $9, 0xffff0000 + and $9, $25, $9 + andi $8, $26, 0xffff + or $20, $9, $8 // target address + + b xfer_d2i + li $19, 0x4000 // 16KB data length + +__ep0_prog_start2: + li $9, 0x48 // SVDOUTPKTRDY and DATAEND + sb $9, 0x12($27) // CSR0 + + li $9, 0xffff0000 + and $9, $25, $9 + andi $8, $26, 0xffff + or $20, $9, $8 // target address + + jalr $20 // jump, and place the return address in $31 + nop + +__ep0_prog_start2_return: + // User code can return to here after executing itself, by jumping to $31. + b usb_boot_return + nop + + //-------------------------------------------------------------- + // 2.1.2 Standard setup request + //-------------------------------------------------------------- +_ep0_std_req: + andi $12, $25, 0xff00 // check bRequest + srl $12, $12, 8 + sub $9, $12, 0x05 // check USB_REQ_SET_ADDRESS + bnez $9, __ep0_req_set_config + nop + + //-------------------------------------------------------------- + // Handle USB_REQ_SET_ADDRESS + //-------------------------------------------------------------- +__ep0_req_set_addr: + srl $9, $25, 16 // get wValue + sb $9, 0x0($27) // set FADDR + li $23, 1 // NoData = 1 + b _ep0_idle_state_fini + nop + +__ep0_req_set_config: + sub $9, $12, 0x09 // check USB_REQ_SET_CONFIGURATION + bnez $9, __ep0_req_get_desc + nop + + //-------------------------------------------------------------- + // Handle USB_REQ_SET_CONFIGURATION + //-------------------------------------------------------------- + li $23, 1 // NoData = 1 + b _ep0_idle_state_fini + nop + +__ep0_req_get_desc: + sub $9, $12, 0x06 // check USB_REQ_GET_DESCRIPTOR + bnez $9, _ep0_idle_state_fini + li $23, 1 // NoData = 1 + + //-------------------------------------------------------------- + // Handle USB_REQ_GET_DESCRIPTOR + //-------------------------------------------------------------- + li $23, 0 // NoData = 0 + + srl $9, $25, 24 // wValue >> 8 + sub $8, $9, 0x01 // check USB_DT_DEVICE + beqz $8, ___ep0_get_dev_desc + srl $21, $26, 16 // get wLength + sub $8, $9, 0x02 // check USB_DT_CONFIG + beqz $8, ___ep0_get_conf_desc + sub $8, $9, 0x03 // check USB_DT_STRING + beqz $8, ___ep0_get_string_desc + sub $8, $9, 0x06 // check USB_DT_DEVICE_QUALIFIER + beqz $8, ___ep0_get_dev_qualifier + nop + b _ep0_idle_state_fini + nop + +___ep0_get_dev_desc: + la $20, device_desc // data pointer + li $22, 1 // set EP0 to TX state + sub $8, $21, 18 + blez $8, _ep0_idle_state_fini // wLength <= 18 + nop + li $21, 18 // max length of device_desc + b _ep0_idle_state_fini + nop + +___ep0_get_dev_qualifier: + la $20, dev_qualifier // data pointer + li $22, 1 // set EP0 to TX state + sub $8, $21, 10 + blez $8, _ep0_idle_state_fini // wLength <= 10 + nop + li $21, 10 // max length of dev_qualifier + b _ep0_idle_state_fini + nop + +___ep0_get_conf_desc: + la $20, config_desc_fs // data pointer of FS mode + lbu $8, 0x01($27) // read POWER + andi $8, 0x10 // test HS_MODE + beqz $8, ___ep0_get_conf_desc2 + nop + la $20, config_desc_hs // data pointer of HS mode + +___ep0_get_conf_desc2: + li $22, 1 // set EP0 to TX state + sub $8, $21, 32 + blez $8, _ep0_idle_state_fini // wLength <= 32 + nop + li $21, 32 // max length of config_desc + b _ep0_idle_state_fini + nop + +___ep0_get_string_desc: + li $22, 1 // set EP0 to TX state + + srl $9, $25, 16 // wValue & 0xff + andi $9, 0xff + + sub $8, $9, 1 + beqz $8, ___ep0_get_string_manufacture + sub $8, $9, 2 + beqz $8, ___ep0_get_string_product + nop + +___ep0_get_string_lang_ids: + la $20, string_lang_ids // data pointer + b _ep0_idle_state_fini + li $21, 4 // data length + +___ep0_get_string_manufacture: + la $20, string_manufacture // data pointer + b _ep0_idle_state_fini + li $21, 16 // data length + +___ep0_get_string_product: + la $20, string_product // data pointer + b _ep0_idle_state_fini + li $21, 46 // data length + +_ep0_idle_state_fini: + li $9, 0x40 // SVDOUTPKTRDY + beqz $23, _ep0_idle_state_fini2 + nop + ori $9, $9, 0x08 // DATAEND +_ep0_idle_state_fini2: + sb $9, 0x12($27) // CSR0 + beqz $22, check_intr_ep1in + nop + + //-------------------------------------------------------------- + // 2.2 Handle EP0 TX state interrupt + //-------------------------------------------------------------- +ep0_tx_state: + sub $9, $22, 1 + bnez $9, check_intr_ep1in + nop + + sub $9, $21, 64 // max packetsize + blez $9, _ep0_tx_state2 // data count <= 64 + ori $19, $21, 0 + li $19, 64 + +_ep0_tx_state2: + beqz $19, _ep0_tx_state3 // send ZLP + ori $18, $19, 0 // record bytes to be transferred + sub $21, $21, $19 // decrement data count + +_ep0_fifo_write_loop: + lbu $9, 0($20) // read data + sb $9, 0x20($27) // load FIFO + sub $19, $19, 1 // decrement counter + bnez $19, _ep0_fifo_write_loop + addi $20, $20, 1 // increment data pointer + + sub $9, $18, 64 // max packetsize + beqz $9, _ep0_tx_state4 + nop + +_ep0_tx_state3: + // transferred bytes < max packetsize + li $9, 0x0a // set INPKTRDY and DATAEND + sb $9, 0x12($27) // CSR0 + li $22, 0 // set EP0 to IDLE state + b check_intr_ep1in + nop + +_ep0_tx_state4: + // transferred bytes == max packetsize + li $9, 0x02 // set INPKTRDY + sb $9, 0x12($27) // CSR0 + b check_intr_ep1in + nop + + //-------------------------------------------------------------- + // 3. Check and handle EP1 BULK-IN interrupt + //-------------------------------------------------------------- +check_intr_ep1in: + andi $9, $10, 0x2 // check EP1 IN interrupt + beqz $9, check_intr_ep1out + nop + +handle_epin1_intr: + li $9, 1 + sb $9, 0x0e($27) // set INDEX 1 + lbu $9, 0x12($27) // read INCSR + + andi $8, $9, 0x2 // check INCSR_FFNOTEMPT + bnez $8, _epin1_tx_state4 + nop + +_epin1_write_fifo: + lhu $9, 0x10($27) // get INMAXP + sub $8, $21, $9 + blez $8, _epin1_tx_state1 // bytes left <= INMAXP + ori $19, $21, 0 + ori $19, $9, 0 + +_epin1_tx_state1: + beqz $19, _epin1_tx_state4 // No data + nop + + sub $21, $21, $19 // decrement data count + + srl $5, $19, 2 // # of word + andi $6, $19, 0x3 // # of byte + beqz $5, _epin1_tx_state2 + nop + +_epin1_fifo_write_word: + lw $9, 0($20) // read data from source address + sw $9, 0x24($27) // write FIFO + sub $5, $5, 1 // decrement counter + bnez $5, _epin1_fifo_write_word + addiu $20, $20, 4 // increment dest address + +_epin1_tx_state2: + beqz $6, _epin1_tx_state3 + nop + +_epin1_fifo_write_byte: + lbu $9, 0($20) // read data from source address + sb $9, 0x24($27) // write FIFO + sub $6, $6, 1 // decrement counter + bnez $6, _epin1_fifo_write_byte + addiu $20, $20, 1 // increment dest address + +_epin1_tx_state3: + li $9, 0x1 + sb $9, 0x12($27) // INCSR, set INPKTRDY + +_epin1_tx_state4: + // nop + + //-------------------------------------------------------------- + // 4. Check and handle EP1 BULK-OUT interrupt + //-------------------------------------------------------------- +check_intr_ep1out: + lhu $9, 0x04($27) // read INTROUT + andi $9, 0x2 + beqz $9, check_status_next + nop + +handle_epout1_intr: + li $9, 1 + sb $9, 0x0e($27) // set INDEX 1 + + lbu $9, 0x16($27) // read OUTCSR + andi $9, 0x1 // check OUTPKTRDY + beqz $9, check_status_next + nop + +_epout1_read_fifo: + lhu $19, 0x18($27) // read OUTCOUNT + srl $5, $19, 2 // # of word + andi $6, $19, 0x3 // # of byte + beqz $5, _epout1_rx_state1 + nop + +_epout1_fifo_read_word: + lw $9, 0x24($27) // read FIFO + sw $9, 0($20) // store to dest address + sub $5, $5, 1 // decrement counter + bnez $5, _epout1_fifo_read_word + addiu $20, $20, 4 // increment dest address + +_epout1_rx_state1: + beqz $6, _epout1_rx_state2 + nop + +_epout1_fifo_read_byte: + lbu $9, 0x24($27) // read FIFO + sb $9, 0($20) // store to dest address + sub $6, $6, 1 // decrement counter + bnez $6, _epout1_fifo_read_byte + addiu $20, $20, 1 // increment dest address + +_epout1_rx_state2: + sb $0, 0x16($27) // clear OUTPKTRDY + +check_status_next: + b usb_command_loop + nop + +//-------------------------------------------------------------- +// Device/Configuration/Interface/Endpoint/String Descriptors +//-------------------------------------------------------------- + + .align 2 +device_desc: + .byte 0x12 // bLength + .byte 0x01 // bDescriptorType + .byte 0x00 // bcdUSB + .byte 0x02 // bcdUSB + .byte 0x00 // bDeviceClass + .byte 0x00 // bDeviceSubClass + .byte 0x00 // bDeviceProtocol + .byte 0x40 // bMaxPacketSize0 + .byte 0x1a // idVendor + .byte 0x60 // idVendor + .byte 0x40 // idProduct + .byte 0x47 // idProduct + .byte 0x00 // bcdDevice + .byte 0x01 // bcdDevice + .byte 0x01 // iManufacturer + .byte 0x02 // iProduct + .byte 0x00 // iSerialNumber + .byte 0x01 // bNumConfigurations + + .align 2 +dev_qualifier: + .byte 0x0a // bLength + .byte 0x06 // bDescriptorType + .byte 0x00 // bcdUSB + .byte 0x02 // bcdUSB + .byte 0x00 // bDeviceClass + .byte 0x00 // bDeviceSubClass + .byte 0x00 // bDeviceProtocol + .byte 0x40 // bMaxPacketSize0 + .byte 0x01 // bNumConfigurations + .byte 0x00 // bRESERVED + + .align 2 +config_desc_hs: + .byte 0x09 // bLength + .byte 0x02 // bDescriptorType + .byte 0x20 // wTotalLength + .byte 0x00 // wTotalLength + .byte 0x01 // bNumInterfaces + .byte 0x01 // bConfigurationValue + .byte 0x00 // iConfiguration + .byte 0xc0 // bmAttributes + .byte 0x01 // MaxPower +intf_desc_hs: + .byte 0x09 // bLength + .byte 0x04 // bDescriptorType + .byte 0x00 // bInterfaceNumber + .byte 0x00 // bAlternateSetting + .byte 0x02 // bNumEndpoints + .byte 0xff // bInterfaceClass + .byte 0x00 // bInterfaceSubClass + .byte 0x50 // bInterfaceProtocol + .byte 0x00 // iInterface +ep1_desc_hs: + .byte 0x07 // bLength + .byte 0x05 // bDescriptorType + .byte 0x01 // bEndpointAddress + .byte 0x02 // bmAttributes + .byte 0x00 // wMaxPacketSize + .byte 0x02 // wMaxPacketSize + .byte 0x00 // bInterval +ep2_desc_hs: + .byte 0x07 // bLength + .byte 0x05 // bDescriptorType + .byte 0x81 // bEndpointAddress + .byte 0x02 // bmAttributes + .byte 0x00 // wMaxPacketSize + .byte 0x02 // wMaxPacketSize + .byte 0x00 // bInterval + + .align 2 +config_desc_fs: + .byte 0x09 // bLength + .byte 0x02 // bDescriptorType + .byte 0x20 // wTotalLength + .byte 0x00 // wTotalLength + .byte 0x01 // bNumInterfaces + .byte 0x01 // bConfigurationValue + .byte 0x00 // iConfiguration + .byte 0xc0 // bmAttributes + .byte 0x01 // MaxPower +intf_desc_fs: + .byte 0x09 // bLength + .byte 0x04 // bDescriptorType + .byte 0x00 // bInterfaceNumber + .byte 0x00 // bAlternateSetting + .byte 0x02 // bNumEndpoints + .byte 0xff // bInterfaceClass + .byte 0x00 // bInterfaceSubClass + .byte 0x50 // bInterfaceProtocol + .byte 0x00 // iInterface +ep1_desc_fs: + .byte 0x07 // bLength + .byte 0x05 // bDescriptorType + .byte 0x01 // bEndpointAddress + .byte 0x02 // bmAttributes + .byte 0x40 // wMaxPacketSize + .byte 0x00 // wMaxPacketSize + .byte 0x00 // bInterval +ep2_desc_fs: + .byte 0x07 // bLength + .byte 0x05 // bDescriptorType + .byte 0x81 // bEndpointAddress + .byte 0x02 // bmAttributes + .byte 0x40 // wMaxPacketSize + .byte 0x00 // wMaxPacketSize + .byte 0x00 // bInterval + + .align 2 +string_lang_ids: + .byte 0x04 + .byte 0x03 + .byte 0x09 + .byte 0x04 + + .align 2 +string_manufacture: + .byte 0x10 + .byte 0x03 + .byte 0x49 + .byte 0x00 + .byte 0x6e + .byte 0x00 + .byte 0x67 + .byte 0x00 + .byte 0x65 + .byte 0x00 + .byte 0x6e + .byte 0x00 + .byte 0x69 + .byte 0x00 + .byte 0x63 + .byte 0x00 + + .align 2 +string_product: + .byte 0x2e + .byte 0x03 + .byte 0x4a + .byte 0x00 + .byte 0x5a + .byte 0x00 + .byte 0x34 + .byte 0x00 + .byte 0x37 + .byte 0x00 + .byte 0x34 + .byte 0x00 + .byte 0x30 + .byte 0x00 + .byte 0x20 + .byte 0x00 + .byte 0x55 + .byte 0x00 + .byte 0x53 + .byte 0x00 + .byte 0x42 + .byte 0x00 + .byte 0x20 + .byte 0x00 + .byte 0x42 + .byte 0x00 + .byte 0x6f + .byte 0x00 + .byte 0x6f + .byte 0x00 + .byte 0x74 + .byte 0x00 + .byte 0x20 + .byte 0x00 + .byte 0x44 + .byte 0x00 + .byte 0x65 + .byte 0x00 + .byte 0x76 + .byte 0x00 + .byte 0x69 + .byte 0x00 + .byte 0x63 + .byte 0x00 + .byte 0x65 + .byte 0x00 + + .align 2 +cpu_info_data: + .byte 0x4a + .byte 0x5a + .byte 0x34 + .byte 0x37 + .byte 0x34 + .byte 0x30 + .byte 0x56 + .byte 0x31 + + .set reorder diff --git a/include/asm-mips/jz4740.h b/include/asm-mips/jz4740.h new file mode 100644 index 0000000..2840bc0 --- /dev/null +++ b/include/asm-mips/jz4740.h @@ -0,0 +1,4880 @@ +/* + * Include file for Ingenic Semiconductor's JZ4740 CPU. + */ +#ifndef __JZ4740_H__ +#define __JZ4740_H__ + +#ifndef __ASSEMBLY__ +#define UCOS_CSP 0 + +#if UCOS_CSP +#define __KERNEL__ +#include +#include + +#include +#include +#define KSEG0 KSEG0BASE +#else +#include +#include +#endif + +#define cache_unroll(base,op) \ + __asm__ __volatile__(" \ + .set noreorder; \ + .set mips3; \ + cache %1, (%0); \ + .set mips0; \ + .set reorder" \ + : \ + : "r" (base), \ + "i" (op)); + +static inline void jz_flush_dcache(void) +{ + unsigned long start; + unsigned long end; + + start = KSEG0; + end = start + CONFIG_SYS_DCACHE_SIZE; + while (start < end) { + cache_unroll(start,Index_Writeback_Inv_D); + start += CONFIG_SYS_CACHELINE_SIZE; + } +} + +static inline void jz_flush_icache(void) +{ + unsigned long start; + unsigned long end; + + start = KSEG0; + end = start + CONFIG_SYS_ICACHE_SIZE; + while(start < end) { + cache_unroll(start,Index_Invalidate_I); + start += CONFIG_SYS_CACHELINE_SIZE; + } +} + +/* cpu pipeline flush */ +static inline void jz_sync(void) +{ + __asm__ volatile ("sync"); +} + +static inline void jz_writeb(u32 address, u8 value) +{ + *((volatile u8 *)address) = value; +} + +static inline void jz_writew(u32 address, u16 value) +{ + *((volatile u16 *)address) = value; +} + +static inline void jz_writel(u32 address, u32 value) +{ + *((volatile u32 *)address) = value; +} + +static inline u8 jz_readb(u32 address) +{ + return *((volatile u8 *)address); +} + +static inline u16 jz_readw(u32 address) +{ + return *((volatile u16 *)address); +} + +static inline u32 jz_readl(u32 address) +{ + return *((volatile u32 *)address); +} + +#define REG8(addr) *((volatile u8 *)(addr)) +#define REG16(addr) *((volatile u16 *)(addr)) +#define REG32(addr) *((volatile u32 *)(addr)) + +#else + +#define REG8(addr) (addr) +#define REG16(addr) (addr) +#define REG32(addr) (addr) + +#endif /* !ASSEMBLY */ + +/* Boot ROM Specification */ +/* NOR Boot config */ +#define JZ4740_NORBOOT_8BIT 0x00000000 /* 8-bit data bus flash */ +#define JZ4740_NORBOOT_16BIT 0x10101010 /* 16-bit data bus flash */ +#define JZ4740_NORBOOT_32BIT 0x20202020 /* 32-bit data bus flash */ + +/* NAND Boot config */ +#define JZ4740_NANDBOOT_B8R3 0xffffffff /* 8-bit bus & 3 row cycles */ +#define JZ4740_NANDBOOT_B8R2 0xf0f0f0f0 /* 8-bit bus & 2 row cycles */ +#define JZ4740_NANDBOOT_B16R3 0x0f0f0f0f /* 16-bit bus & 3 row cycles */ +#define JZ4740_NANDBOOT_B16R2 0x00000000 /* 16-bit bus & 2 row cycles */ + + +/* Register Definitions */ +#define CPM_BASE 0xB0000000 +#define INTC_BASE 0xB0001000 +#define TCU_BASE 0xB0002000 +#define WDT_BASE 0xB0002000 +#define RTC_BASE 0xB0003000 +#define GPIO_BASE 0xB0010000 +#define AIC_BASE 0xB0020000 +#define ICDC_BASE 0xB0020000 +#define MSC_BASE 0xB0021000 +#define UART0_BASE 0xB0030000 +#define I2C_BASE 0xB0042000 +#define SSI_BASE 0xB0043000 +#define SADC_BASE 0xB0070000 +#define EMC_BASE 0xB3010000 +#define DMAC_BASE 0xB3020000 +#define UHC_BASE 0xB3030000 +#define UDC_BASE 0xB3040000 +#define LCD_BASE 0xB3050000 +#define SLCD_BASE 0xB3050000 +#define CIM_BASE 0xB3060000 +#define ETH_BASE 0xB3100000 + + +/* + * INTC (Interrupt Controller) + */ +#define INTC_ISR (INTC_BASE + 0x00) +#define INTC_IMR (INTC_BASE + 0x04) +#define INTC_IMSR (INTC_BASE + 0x08) +#define INTC_IMCR (INTC_BASE + 0x0c) +#define INTC_IPR (INTC_BASE + 0x10) + +#define REG_INTC_ISR REG32(INTC_ISR) +#define REG_INTC_IMR REG32(INTC_IMR) +#define REG_INTC_IMSR REG32(INTC_IMSR) +#define REG_INTC_IMCR REG32(INTC_IMCR) +#define REG_INTC_IPR REG32(INTC_IPR) + +/* 1st-level interrupts */ +#define IRQ_I2C 1 +#define IRQ_UHC 3 +#define IRQ_UART0 9 +#define IRQ_SADC 12 +#define IRQ_MSC 14 +#define IRQ_RTC 15 +#define IRQ_SSI 16 +#define IRQ_CIM 17 +#define IRQ_AIC 18 +#define IRQ_ETH 19 +#define IRQ_DMAC 20 +#define IRQ_TCU2 21 +#define IRQ_TCU1 22 +#define IRQ_TCU0 23 +#define IRQ_UDC 24 +#define IRQ_GPIO3 25 +#define IRQ_GPIO2 26 +#define IRQ_GPIO1 27 +#define IRQ_GPIO0 28 +#define IRQ_IPU 29 +#define IRQ_LCD 30 + +/* 2nd-level interrupts */ +#define IRQ_DMA_0 32 /* 32 to 37 for DMAC channel 0 to 5 */ +#define IRQ_GPIO_0 48 /* 48 to 175 for GPIO pin 0 to 127 */ + + +/* + * RTC + */ +#define RTC_RCR (RTC_BASE + 0x00) /* RTC Control Register */ +#define RTC_RSR (RTC_BASE + 0x04) /* RTC Second Register */ +#define RTC_RSAR (RTC_BASE + 0x08) /* RTC Second Alarm Register */ +#define RTC_RGR (RTC_BASE + 0x0c) /* RTC Regulator Register */ + +#define RTC_HCR (RTC_BASE + 0x20) /* Hibernate Control Register */ +#define RTC_HWFCR (RTC_BASE + 0x24) /* Hibernate Wakeup Filter Counter Reg */ +#define RTC_HRCR (RTC_BASE + 0x28) /* Hibernate Reset Counter Register */ +#define RTC_HWCR (RTC_BASE + 0x2c) /* Hibernate Wakeup Control Register */ +#define RTC_HWRSR (RTC_BASE + 0x30) /* Hibernate Wakeup Status Register */ +#define RTC_HSPR (RTC_BASE + 0x34) /* Hibernate Scratch Pattern Register */ + +#define REG_RTC_RCR REG32(RTC_RCR) +#define REG_RTC_RSR REG32(RTC_RSR) +#define REG_RTC_RSAR REG32(RTC_RSAR) +#define REG_RTC_RGR REG32(RTC_RGR) +#define REG_RTC_HCR REG32(RTC_HCR) +#define REG_RTC_HWFCR REG32(RTC_HWFCR) +#define REG_RTC_HRCR REG32(RTC_HRCR) +#define REG_RTC_HWCR REG32(RTC_HWCR) +#define REG_RTC_HWRSR REG32(RTC_HWRSR) +#define REG_RTC_HSPR REG32(RTC_HSPR) + +/* RTC Control Register */ +#define RTC_RCR_WRDY (1 << 7) /* Write Ready Flag */ +#define RTC_RCR_HZ (1 << 6) /* 1Hz Flag */ +#define RTC_RCR_HZIE (1 << 5) /* 1Hz Interrupt Enable */ +#define RTC_RCR_AF (1 << 4) /* Alarm Flag */ +#define RTC_RCR_AIE (1 << 3) /* Alarm Interrupt Enable */ +#define RTC_RCR_AE (1 << 2) /* Alarm Enable */ +#define RTC_RCR_RTCE (1 << 0) /* RTC Enable */ + +/* RTC Regulator Register */ +#define RTC_RGR_LOCK (1 << 31) /* Lock Bit */ +#define RTC_RGR_ADJC_BIT 16 +#define RTC_RGR_ADJC_MASK (0x3ff << RTC_RGR_ADJC_BIT) +#define RTC_RGR_NC1HZ_BIT 0 +#define RTC_RGR_NC1HZ_MASK (0xffff << RTC_RGR_NC1HZ_BIT) + +/* Hibernate Control Register */ +#define RTC_HCR_PD (1 << 0) /* Power Down */ + +/* Hibernate Wakeup Filter Counter Register */ +#define RTC_HWFCR_BIT 5 +#define RTC_HWFCR_MASK (0x7ff << RTC_HWFCR_BIT) + +/* Hibernate Reset Counter Register */ +#define RTC_HRCR_BIT 5 +#define RTC_HRCR_MASK (0x7f << RTC_HRCR_BIT) + +/* Hibernate Wakeup Control Register */ +#define RTC_HWCR_EALM (1 << 0) /* RTC alarm wakeup enable */ + +/* Hibernate Wakeup Status Register */ +#define RTC_HWRSR_HR (1 << 5) /* Hibernate reset */ +#define RTC_HWRSR_PPR (1 << 4) /* PPR reset */ +#define RTC_HWRSR_PIN (1 << 1) /* Wakeup pin status bit */ +#define RTC_HWRSR_ALM (1 << 0) /* RTC alarm status bit */ + + +/************************************************************************* + * CPM (Clock reset and Power control Management) + *************************************************************************/ +#define CPM_CPCCR (CPM_BASE+0x00) +#define CPM_CPPCR (CPM_BASE+0x10) +#define CPM_I2SCDR (CPM_BASE+0x60) +#define CPM_LPCDR (CPM_BASE+0x64) +#define CPM_MSCCDR (CPM_BASE+0x68) +#define CPM_UHCCDR (CPM_BASE+0x6C) + +#define CPM_LCR (CPM_BASE+0x04) +#define CPM_CLKGR (CPM_BASE+0x20) +#define CPM_SCR (CPM_BASE+0x24) + +#define CPM_HCR (CPM_BASE+0x30) +#define CPM_HWFCR (CPM_BASE+0x34) +#define CPM_HRCR (CPM_BASE+0x38) +#define CPM_HWCR (CPM_BASE+0x3c) +#define CPM_HWSR (CPM_BASE+0x40) +#define CPM_HSPR (CPM_BASE+0x44) + +#define CPM_RSR (CPM_BASE+0x08) + + +#define REG_CPM_CPCCR REG32(CPM_CPCCR) +#define REG_CPM_CPPCR REG32(CPM_CPPCR) +#define REG_CPM_I2SCDR REG32(CPM_I2SCDR) +#define REG_CPM_LPCDR REG32(CPM_LPCDR) +#define REG_CPM_MSCCDR REG32(CPM_MSCCDR) +#define REG_CPM_UHCCDR REG32(CPM_UHCCDR) + +#define REG_CPM_LCR REG32(CPM_LCR) +#define REG_CPM_CLKGR REG32(CPM_CLKGR) +#define REG_CPM_SCR REG32(CPM_SCR) +#define REG_CPM_HCR REG32(CPM_HCR) +#define REG_CPM_HWFCR REG32(CPM_HWFCR) +#define REG_CPM_HRCR REG32(CPM_HRCR) +#define REG_CPM_HWCR REG32(CPM_HWCR) +#define REG_CPM_HWSR REG32(CPM_HWSR) +#define REG_CPM_HSPR REG32(CPM_HSPR) + +#define REG_CPM_RSR REG32(CPM_RSR) + + +/* Clock Control Register */ +#define CPM_CPCCR_I2CS (1 << 31) +#define CPM_CPCCR_CLKOEN (1 << 30) +#define CPM_CPCCR_UCS (1 << 29) +#define CPM_CPCCR_UDIV_BIT 23 +#define CPM_CPCCR_UDIV_MASK (0x3f << CPM_CPCCR_UDIV_BIT) +#define CPM_CPCCR_CE (1 << 22) +#define CPM_CPCCR_PCS (1 << 21) +#define CPM_CPCCR_LDIV_BIT 16 +#define CPM_CPCCR_LDIV_MASK (0x1f << CPM_CPCCR_LDIV_BIT) +#define CPM_CPCCR_MDIV_BIT 12 +#define CPM_CPCCR_MDIV_MASK (0x0f << CPM_CPCCR_MDIV_BIT) +#define CPM_CPCCR_PDIV_BIT 8 +#define CPM_CPCCR_PDIV_MASK (0x0f << CPM_CPCCR_PDIV_BIT) +#define CPM_CPCCR_HDIV_BIT 4 +#define CPM_CPCCR_HDIV_MASK (0x0f << CPM_CPCCR_HDIV_BIT) +#define CPM_CPCCR_CDIV_BIT 0 +#define CPM_CPCCR_CDIV_MASK (0x0f << CPM_CPCCR_CDIV_BIT) + +/* I2S Clock Divider Register */ +#define CPM_I2SCDR_I2SDIV_BIT 0 +#define CPM_I2SCDR_I2SDIV_MASK (0x1ff << CPM_I2SCDR_I2SDIV_BIT) + +/* LCD Pixel Clock Divider Register */ +#define CPM_LPCDR_PIXDIV_BIT 0 +#define CPM_LPCDR_PIXDIV_MASK (0x1ff << CPM_LPCDR_PIXDIV_BIT) + +/* MSC Clock Divider Register */ +#define CPM_MSCCDR_MSCDIV_BIT 0 +#define CPM_MSCCDR_MSCDIV_MASK (0x1f << CPM_MSCCDR_MSCDIV_BIT) + +/* PLL Control Register */ +#define CPM_CPPCR_PLLM_BIT 23 +#define CPM_CPPCR_PLLM_MASK (0x1ff << CPM_CPPCR_PLLM_BIT) +#define CPM_CPPCR_PLLN_BIT 18 +#define CPM_CPPCR_PLLN_MASK (0x1f << CPM_CPPCR_PLLN_BIT) +#define CPM_CPPCR_PLLOD_BIT 16 +#define CPM_CPPCR_PLLOD_MASK (0x03 << CPM_CPPCR_PLLOD_BIT) +#define CPM_CPPCR_PLLS (1 << 10) +#define CPM_CPPCR_PLLBP (1 << 9) +#define CPM_CPPCR_PLLEN (1 << 8) +#define CPM_CPPCR_PLLST_BIT 0 +#define CPM_CPPCR_PLLST_MASK (0xff << CPM_CPPCR_PLLST_BIT) + +/* Low Power Control Register */ +#define CPM_LCR_DOZE_DUTY_BIT 3 +#define CPM_LCR_DOZE_DUTY_MASK (0x1f << CPM_LCR_DOZE_DUTY_BIT) +#define CPM_LCR_DOZE_ON (1 << 2) +#define CPM_LCR_LPM_BIT 0 +#define CPM_LCR_LPM_MASK (0x3 << CPM_LCR_LPM_BIT) + #define CPM_LCR_LPM_IDLE (0x0 << CPM_LCR_LPM_BIT) + #define CPM_LCR_LPM_SLEEP (0x1 << CPM_LCR_LPM_BIT) + +/* Clock Gate Register */ +#define CPM_CLKGR_UART1 (1 << 15) +#define CPM_CLKGR_UHC (1 << 14) +#define CPM_CLKGR_IPU (1 << 13) +#define CPM_CLKGR_DMAC (1 << 12) +#define CPM_CLKGR_UDC (1 << 11) +#define CPM_CLKGR_LCD (1 << 10) +#define CPM_CLKGR_CIM (1 << 9) +#define CPM_CLKGR_SADC (1 << 8) +#define CPM_CLKGR_MSC (1 << 7) +#define CPM_CLKGR_AIC1 (1 << 6) +#define CPM_CLKGR_AIC2 (1 << 5) +#define CPM_CLKGR_SSI (1 << 4) +#define CPM_CLKGR_I2C (1 << 3) +#define CPM_CLKGR_RTC (1 << 2) +#define CPM_CLKGR_TCU (1 << 1) +#define CPM_CLKGR_UART0 (1 << 0) + +/* Sleep Control Register */ +#define CPM_SCR_O1ST_BIT 8 +#define CPM_SCR_O1ST_MASK (0xff << CPM_SCR_O1ST_BIT) +#define CPM_SCR_USBPHY_ENABLE (1 << 6) +#define CPM_SCR_OSC_ENABLE (1 << 4) + +/* Hibernate Control Register */ +#define CPM_HCR_PD (1 << 0) + +/* Wakeup Filter Counter Register in Hibernate Mode */ +#define CPM_HWFCR_TIME_BIT 0 +#define CPM_HWFCR_TIME_MASK (0x3ff << CPM_HWFCR_TIME_BIT) + +/* Reset Counter Register in Hibernate Mode */ +#define CPM_HRCR_TIME_BIT 0 +#define CPM_HRCR_TIME_MASK (0x7f << CPM_HRCR_TIME_BIT) + +/* Wakeup Control Register in Hibernate Mode */ +#define CPM_HWCR_WLE_LOW (0 << 2) +#define CPM_HWCR_WLE_HIGH (1 << 2) +#define CPM_HWCR_PIN_WAKEUP (1 << 1) +#define CPM_HWCR_RTC_WAKEUP (1 << 0) + +/* Wakeup Status Register in Hibernate Mode */ +#define CPM_HWSR_WSR_PIN (1 << 1) +#define CPM_HWSR_WSR_RTC (1 << 0) + +/* Reset Status Register */ +#define CPM_RSR_HR (1 << 2) +#define CPM_RSR_WR (1 << 1) +#define CPM_RSR_PR (1 << 0) + + +/************************************************************************* + * TCU (Timer Counter Unit) + *************************************************************************/ +#define TCU_TSR (TCU_BASE + 0x1C) /* Timer Stop Register */ +#define TCU_TSSR (TCU_BASE + 0x2C) /* Timer Stop Set Register */ +#define TCU_TSCR (TCU_BASE + 0x3C) /* Timer Stop Clear Register */ +#define TCU_TER (TCU_BASE + 0x10) /* Timer Counter Enable Register */ +#define TCU_TESR (TCU_BASE + 0x14) /* Timer Counter Enable Set Register */ +#define TCU_TECR (TCU_BASE + 0x18) /* Timer Counter Enable Clear Register */ +#define TCU_TFR (TCU_BASE + 0x20) /* Timer Flag Register */ +#define TCU_TFSR (TCU_BASE + 0x24) /* Timer Flag Set Register */ +#define TCU_TFCR (TCU_BASE + 0x28) /* Timer Flag Clear Register */ +#define TCU_TMR (TCU_BASE + 0x30) /* Timer Mask Register */ +#define TCU_TMSR (TCU_BASE + 0x34) /* Timer Mask Set Register */ +#define TCU_TMCR (TCU_BASE + 0x38) /* Timer Mask Clear Register */ +#define TCU_TDFR0 (TCU_BASE + 0x40) /* Timer Data Full Register */ +#define TCU_TDHR0 (TCU_BASE + 0x44) /* Timer Data Half Register */ +#define TCU_TCNT0 (TCU_BASE + 0x48) /* Timer Counter Register */ +#define TCU_TCSR0 (TCU_BASE + 0x4C) /* Timer Control Register */ +#define TCU_TDFR1 (TCU_BASE + 0x50) +#define TCU_TDHR1 (TCU_BASE + 0x54) +#define TCU_TCNT1 (TCU_BASE + 0x58) +#define TCU_TCSR1 (TCU_BASE + 0x5C) +#define TCU_TDFR2 (TCU_BASE + 0x60) +#define TCU_TDHR2 (TCU_BASE + 0x64) +#define TCU_TCNT2 (TCU_BASE + 0x68) +#define TCU_TCSR2 (TCU_BASE + 0x6C) +#define TCU_TDFR3 (TCU_BASE + 0x70) +#define TCU_TDHR3 (TCU_BASE + 0x74) +#define TCU_TCNT3 (TCU_BASE + 0x78) +#define TCU_TCSR3 (TCU_BASE + 0x7C) +#define TCU_TDFR4 (TCU_BASE + 0x80) +#define TCU_TDHR4 (TCU_BASE + 0x84) +#define TCU_TCNT4 (TCU_BASE + 0x88) +#define TCU_TCSR4 (TCU_BASE + 0x8C) +#define TCU_TDFR5 (TCU_BASE + 0x90) +#define TCU_TDHR5 (TCU_BASE + 0x94) +#define TCU_TCNT5 (TCU_BASE + 0x98) +#define TCU_TCSR5 (TCU_BASE + 0x9C) + +#define REG_TCU_TSR REG32(TCU_TSR) +#define REG_TCU_TSSR REG32(TCU_TSSR) +#define REG_TCU_TSCR REG32(TCU_TSCR) +#define REG_TCU_TER REG8(TCU_TER) +#define REG_TCU_TESR REG8(TCU_TESR) +#define REG_TCU_TECR REG8(TCU_TECR) +#define REG_TCU_TFR REG32(TCU_TFR) +#define REG_TCU_TFSR REG32(TCU_TFSR) +#define REG_TCU_TFCR REG32(TCU_TFCR) +#define REG_TCU_TMR REG32(TCU_TMR) +#define REG_TCU_TMSR REG32(TCU_TMSR) +#define REG_TCU_TMCR REG32(TCU_TMCR) +#define REG_TCU_TDFR0 REG16(TCU_TDFR0) +#define REG_TCU_TDHR0 REG16(TCU_TDHR0) +#define REG_TCU_TCNT0 REG16(TCU_TCNT0) +#define REG_TCU_TCSR0 REG16(TCU_TCSR0) +#define REG_TCU_TDFR1 REG16(TCU_TDFR1) +#define REG_TCU_TDHR1 REG16(TCU_TDHR1) +#define REG_TCU_TCNT1 REG16(TCU_TCNT1) +#define REG_TCU_TCSR1 REG16(TCU_TCSR1) +#define REG_TCU_TDFR2 REG16(TCU_TDFR2) +#define REG_TCU_TDHR2 REG16(TCU_TDHR2) +#define REG_TCU_TCNT2 REG16(TCU_TCNT2) +#define REG_TCU_TCSR2 REG16(TCU_TCSR2) +#define REG_TCU_TDFR3 REG16(TCU_TDFR3) +#define REG_TCU_TDHR3 REG16(TCU_TDHR3) +#define REG_TCU_TCNT3 REG16(TCU_TCNT3) +#define REG_TCU_TCSR3 REG16(TCU_TCSR3) +#define REG_TCU_TDFR4 REG16(TCU_TDFR4) +#define REG_TCU_TDHR4 REG16(TCU_TDHR4) +#define REG_TCU_TCNT4 REG16(TCU_TCNT4) +#define REG_TCU_TCSR4 REG16(TCU_TCSR4) + +/* n = 0,1,2,3,4,5 */ +#define TCU_TDFR(n) (TCU_BASE + (0x40 + (n)*0x10)) /* Timer Data Full Reg */ +#define TCU_TDHR(n) (TCU_BASE + (0x44 + (n)*0x10)) /* Timer Data Half Reg */ +#define TCU_TCNT(n) (TCU_BASE + (0x48 + (n)*0x10)) /* Timer Counter Reg */ +#define TCU_TCSR(n) (TCU_BASE + (0x4C + (n)*0x10)) /* Timer Control Reg */ + +#define REG_TCU_TDFR(n) REG16(TCU_TDFR((n))) +#define REG_TCU_TDHR(n) REG16(TCU_TDHR((n))) +#define REG_TCU_TCNT(n) REG16(TCU_TCNT((n))) +#define REG_TCU_TCSR(n) REG16(TCU_TCSR((n))) + +/* Register definitions */ +#define TCU_TCSR_PWM_SD (1 << 9) +#define TCU_TCSR_PWM_INITL_HIGH (1 << 8) +#define TCU_TCSR_PWM_EN (1 << 7) +#define TCU_TCSR_PRESCALE_BIT 3 +#define TCU_TCSR_PRESCALE_MASK (0x7 << TCU_TCSR_PRESCALE_BIT) +#define TCU_TCSR_PRESCALE1 (0x0 << TCU_TCSR_PRESCALE_BIT) +#define TCU_TCSR_PRESCALE4 (0x1 << TCU_TCSR_PRESCALE_BIT) +#define TCU_TCSR_PRESCALE16 (0x2 << TCU_TCSR_PRESCALE_BIT) +#define TCU_TCSR_PRESCALE64 (0x3 << TCU_TCSR_PRESCALE_BIT) +#define TCU_TCSR_PRESCALE256 (0x4 << TCU_TCSR_PRESCALE_BIT) +#define TCU_TCSR_PRESCALE1024 (0x5 << TCU_TCSR_PRESCALE_BIT) +#define TCU_TCSR_EXT_EN (1 << 2) +#define TCU_TCSR_RTC_EN (1 << 1) +#define TCU_TCSR_PCK_EN (1 << 0) + +#define TCU_TER_TCEN5 (1 << 5) +#define TCU_TER_TCEN4 (1 << 4) +#define TCU_TER_TCEN3 (1 << 3) +#define TCU_TER_TCEN2 (1 << 2) +#define TCU_TER_TCEN1 (1 << 1) +#define TCU_TER_TCEN0 (1 << 0) + +#define TCU_TESR_TCST5 (1 << 5) +#define TCU_TESR_TCST4 (1 << 4) +#define TCU_TESR_TCST3 (1 << 3) +#define TCU_TESR_TCST2 (1 << 2) +#define TCU_TESR_TCST1 (1 << 1) +#define TCU_TESR_TCST0 (1 << 0) + +#define TCU_TECR_TCCL5 (1 << 5) +#define TCU_TECR_TCCL4 (1 << 4) +#define TCU_TECR_TCCL3 (1 << 3) +#define TCU_TECR_TCCL2 (1 << 2) +#define TCU_TECR_TCCL1 (1 << 1) +#define TCU_TECR_TCCL0 (1 << 0) + +#define TCU_TFR_HFLAG5 (1 << 21) +#define TCU_TFR_HFLAG4 (1 << 20) +#define TCU_TFR_HFLAG3 (1 << 19) +#define TCU_TFR_HFLAG2 (1 << 18) +#define TCU_TFR_HFLAG1 (1 << 17) +#define TCU_TFR_HFLAG0 (1 << 16) +#define TCU_TFR_FFLAG5 (1 << 5) +#define TCU_TFR_FFLAG4 (1 << 4) +#define TCU_TFR_FFLAG3 (1 << 3) +#define TCU_TFR_FFLAG2 (1 << 2) +#define TCU_TFR_FFLAG1 (1 << 1) +#define TCU_TFR_FFLAG0 (1 << 0) + +#define TCU_TFSR_HFLAG5 (1 << 21) +#define TCU_TFSR_HFLAG4 (1 << 20) +#define TCU_TFSR_HFLAG3 (1 << 19) +#define TCU_TFSR_HFLAG2 (1 << 18) +#define TCU_TFSR_HFLAG1 (1 << 17) +#define TCU_TFSR_HFLAG0 (1 << 16) +#define TCU_TFSR_FFLAG5 (1 << 5) +#define TCU_TFSR_FFLAG4 (1 << 4) +#define TCU_TFSR_FFLAG3 (1 << 3) +#define TCU_TFSR_FFLAG2 (1 << 2) +#define TCU_TFSR_FFLAG1 (1 << 1) +#define TCU_TFSR_FFLAG0 (1 << 0) + +#define TCU_TFCR_HFLAG5 (1 << 21) +#define TCU_TFCR_HFLAG4 (1 << 20) +#define TCU_TFCR_HFLAG3 (1 << 19) +#define TCU_TFCR_HFLAG2 (1 << 18) +#define TCU_TFCR_HFLAG1 (1 << 17) +#define TCU_TFCR_HFLAG0 (1 << 16) +#define TCU_TFCR_FFLAG5 (1 << 5) +#define TCU_TFCR_FFLAG4 (1 << 4) +#define TCU_TFCR_FFLAG3 (1 << 3) +#define TCU_TFCR_FFLAG2 (1 << 2) +#define TCU_TFCR_FFLAG1 (1 << 1) +#define TCU_TFCR_FFLAG0 (1 << 0) + +#define TCU_TMR_HMASK5 (1 << 21) +#define TCU_TMR_HMASK4 (1 << 20) +#define TCU_TMR_HMASK3 (1 << 19) +#define TCU_TMR_HMASK2 (1 << 18) +#define TCU_TMR_HMASK1 (1 << 17) +#define TCU_TMR_HMASK0 (1 << 16) +#define TCU_TMR_FMASK5 (1 << 5) +#define TCU_TMR_FMASK4 (1 << 4) +#define TCU_TMR_FMASK3 (1 << 3) +#define TCU_TMR_FMASK2 (1 << 2) +#define TCU_TMR_FMASK1 (1 << 1) +#define TCU_TMR_FMASK0 (1 << 0) + +#define TCU_TMSR_HMST5 (1 << 21) +#define TCU_TMSR_HMST4 (1 << 20) +#define TCU_TMSR_HMST3 (1 << 19) +#define TCU_TMSR_HMST2 (1 << 18) +#define TCU_TMSR_HMST1 (1 << 17) +#define TCU_TMSR_HMST0 (1 << 16) +#define TCU_TMSR_FMST5 (1 << 5) +#define TCU_TMSR_FMST4 (1 << 4) +#define TCU_TMSR_FMST3 (1 << 3) +#define TCU_TMSR_FMST2 (1 << 2) +#define TCU_TMSR_FMST1 (1 << 1) +#define TCU_TMSR_FMST0 (1 << 0) + +#define TCU_TMCR_HMCL5 (1 << 21) +#define TCU_TMCR_HMCL4 (1 << 20) +#define TCU_TMCR_HMCL3 (1 << 19) +#define TCU_TMCR_HMCL2 (1 << 18) +#define TCU_TMCR_HMCL1 (1 << 17) +#define TCU_TMCR_HMCL0 (1 << 16) +#define TCU_TMCR_FMCL5 (1 << 5) +#define TCU_TMCR_FMCL4 (1 << 4) +#define TCU_TMCR_FMCL3 (1 << 3) +#define TCU_TMCR_FMCL2 (1 << 2) +#define TCU_TMCR_FMCL1 (1 << 1) +#define TCU_TMCR_FMCL0 (1 << 0) + +#define TCU_TSR_WDTS (1 << 16) +#define TCU_TSR_STOP5 (1 << 5) +#define TCU_TSR_STOP4 (1 << 4) +#define TCU_TSR_STOP3 (1 << 3) +#define TCU_TSR_STOP2 (1 << 2) +#define TCU_TSR_STOP1 (1 << 1) +#define TCU_TSR_STOP0 (1 << 0) + +#define TCU_TSSR_WDTSS (1 << 16) +#define TCU_TSSR_STPS5 (1 << 5) +#define TCU_TSSR_STPS4 (1 << 4) +#define TCU_TSSR_STPS3 (1 << 3) +#define TCU_TSSR_STPS2 (1 << 2) +#define TCU_TSSR_STPS1 (1 << 1) +#define TCU_TSSR_STPS0 (1 << 0) + +#define TCU_TSSR_WDTSC (1 << 16) +#define TCU_TSSR_STPC5 (1 << 5) +#define TCU_TSSR_STPC4 (1 << 4) +#define TCU_TSSR_STPC3 (1 << 3) +#define TCU_TSSR_STPC2 (1 << 2) +#define TCU_TSSR_STPC1 (1 << 1) +#define TCU_TSSR_STPC0 (1 << 0) + + +/* + * WDT (WatchDog Timer) + */ +#define WDT_TDR (WDT_BASE + 0x00) +#define WDT_TCER (WDT_BASE + 0x04) +#define WDT_TCNT (WDT_BASE + 0x08) +#define WDT_TCSR (WDT_BASE + 0x0C) + +#define REG_WDT_TDR REG16(WDT_TDR) +#define REG_WDT_TCER REG8(WDT_TCER) +#define REG_WDT_TCNT REG16(WDT_TCNT) +#define REG_WDT_TCSR REG16(WDT_TCSR) + +/* Register definition */ +#define WDT_TCSR_PRESCALE_BIT 3 +#define WDT_TCSR_PRESCALE_MASK (0x7 << WDT_TCSR_PRESCALE_BIT) + #define WDT_TCSR_PRESCALE1 (0x0 << WDT_TCSR_PRESCALE_BIT) + #define WDT_TCSR_PRESCALE4 (0x1 << WDT_TCSR_PRESCALE_BIT) + #define WDT_TCSR_PRESCALE16 (0x2 << WDT_TCSR_PRESCALE_BIT) + #define WDT_TCSR_PRESCALE64 (0x3 << WDT_TCSR_PRESCALE_BIT) + #define WDT_TCSR_PRESCALE256 (0x4 << WDT_TCSR_PRESCALE_BIT) + #define WDT_TCSR_PRESCALE1024 (0x5 << WDT_TCSR_PRESCALE_BIT) +#define WDT_TCSR_EXT_EN (1 << 2) +#define WDT_TCSR_RTC_EN (1 << 1) +#define WDT_TCSR_PCK_EN (1 << 0) + +#define WDT_TCER_TCEN (1 << 0) + + +/* + * DMAC (DMA Controller) + */ + +#define MAX_DMA_NUM 6 /* max 6 channels */ + +#define DMAC_DSAR(n) (DMAC_BASE + (0x00 + (n) * 0x20)) /* DMA source address */ +#define DMAC_DTAR(n) (DMAC_BASE + (0x04 + (n) * 0x20)) /* DMA target address */ +#define DMAC_DTCR(n) (DMAC_BASE + (0x08 + (n) * 0x20)) /* DMA transfer count */ +#define DMAC_DRSR(n) (DMAC_BASE + (0x0c + (n) * 0x20)) /* DMA request source */ +#define DMAC_DCCSR(n) (DMAC_BASE + (0x10 + (n) * 0x20)) /* DMA control/status */ +#define DMAC_DCMD(n) (DMAC_BASE + (0x14 + (n) * 0x20)) /* DMA command */ +#define DMAC_DDA(n) (DMAC_BASE + (0x18 + (n) * 0x20)) /* DMA descriptor address */ +#define DMAC_DMACR (DMAC_BASE + 0x0300) /* DMA control register */ +#define DMAC_DMAIPR (DMAC_BASE + 0x0304) /* DMA interrupt pending */ +#define DMAC_DMADBR (DMAC_BASE + 0x0308) /* DMA doorbell */ +#define DMAC_DMADBSR (DMAC_BASE + 0x030C) /* DMA doorbell set */ + +/* channel 0 */ +#define DMAC_DSAR0 DMAC_DSAR(0) +#define DMAC_DTAR0 DMAC_DTAR(0) +#define DMAC_DTCR0 DMAC_DTCR(0) +#define DMAC_DRSR0 DMAC_DRSR(0) +#define DMAC_DCCSR0 DMAC_DCCSR(0) +#define DMAC_DCMD0 DMAC_DCMD(0) +#define DMAC_DDA0 DMAC_DDA(0) + +/* channel 1 */ +#define DMAC_DSAR1 DMAC_DSAR(1) +#define DMAC_DTAR1 DMAC_DTAR(1) +#define DMAC_DTCR1 DMAC_DTCR(1) +#define DMAC_DRSR1 DMAC_DRSR(1) +#define DMAC_DCCSR1 DMAC_DCCSR(1) +#define DMAC_DCMD1 DMAC_DCMD(1) +#define DMAC_DDA1 DMAC_DDA(1) + +/* channel 2 */ +#define DMAC_DSAR2 DMAC_DSAR(2) +#define DMAC_DTAR2 DMAC_DTAR(2) +#define DMAC_DTCR2 DMAC_DTCR(2) +#define DMAC_DRSR2 DMAC_DRSR(2) +#define DMAC_DCCSR2 DMAC_DCCSR(2) +#define DMAC_DCMD2 DMAC_DCMD(2) +#define DMAC_DDA2 DMAC_DDA(2) + +/* channel 3 */ +#define DMAC_DSAR3 DMAC_DSAR(3) +#define DMAC_DTAR3 DMAC_DTAR(3) +#define DMAC_DTCR3 DMAC_DTCR(3) +#define DMAC_DRSR3 DMAC_DRSR(3) +#define DMAC_DCCSR3 DMAC_DCCSR(3) +#define DMAC_DCMD3 DMAC_DCMD(3) +#define DMAC_DDA3 DMAC_DDA(3) + +/* channel 4 */ +#define DMAC_DSAR4 DMAC_DSAR(4) +#define DMAC_DTAR4 DMAC_DTAR(4) +#define DMAC_DTCR4 DMAC_DTCR(4) +#define DMAC_DRSR4 DMAC_DRSR(4) +#define DMAC_DCCSR4 DMAC_DCCSR(4) +#define DMAC_DCMD4 DMAC_DCMD(4) +#define DMAC_DDA4 DMAC_DDA(4) + +/* channel 5 */ +#define DMAC_DSAR5 DMAC_DSAR(5) +#define DMAC_DTAR5 DMAC_DTAR(5) +#define DMAC_DTCR5 DMAC_DTCR(5) +#define DMAC_DRSR5 DMAC_DRSR(5) +#define DMAC_DCCSR5 DMAC_DCCSR(5) +#define DMAC_DCMD5 DMAC_DCMD(5) +#define DMAC_DDA5 DMAC_DDA(5) + +#define REG_DMAC_DSAR(n) REG32(DMAC_DSAR((n))) +#define REG_DMAC_DTAR(n) REG32(DMAC_DTAR((n))) +#define REG_DMAC_DTCR(n) REG32(DMAC_DTCR((n))) +#define REG_DMAC_DRSR(n) REG32(DMAC_DRSR((n))) +#define REG_DMAC_DCCSR(n) REG32(DMAC_DCCSR((n))) +#define REG_DMAC_DCMD(n) REG32(DMAC_DCMD((n))) +#define REG_DMAC_DDA(n) REG32(DMAC_DDA((n))) +#define REG_DMAC_DMACR REG32(DMAC_DMACR) +#define REG_DMAC_DMAIPR REG32(DMAC_DMAIPR) +#define REG_DMAC_DMADBR REG32(DMAC_DMADBR) +#define REG_DMAC_DMADBSR REG32(DMAC_DMADBSR) + +/* DMA request source register */ +#define DMAC_DRSR_RS_BIT 0 +#define DMAC_DRSR_RS_MASK (0x1f << DMAC_DRSR_RS_BIT) +#define DMAC_DRSR_RS_AUTO (8 << DMAC_DRSR_RS_BIT) +#define DMAC_DRSR_RS_UART0OUT (20 << DMAC_DRSR_RS_BIT) +#define DMAC_DRSR_RS_UART0IN (21 << DMAC_DRSR_RS_BIT) +#define DMAC_DRSR_RS_SSIOUT (22 << DMAC_DRSR_RS_BIT) +#define DMAC_DRSR_RS_SSIIN (23 << DMAC_DRSR_RS_BIT) +#define DMAC_DRSR_RS_AICOUT (24 << DMAC_DRSR_RS_BIT) +#define DMAC_DRSR_RS_AICIN (25 << DMAC_DRSR_RS_BIT) +#define DMAC_DRSR_RS_MSCOUT (26 << DMAC_DRSR_RS_BIT) +#define DMAC_DRSR_RS_MSCIN (27 << DMAC_DRSR_RS_BIT) +#define DMAC_DRSR_RS_TCU (28 << DMAC_DRSR_RS_BIT) +#define DMAC_DRSR_RS_SADC (29 << DMAC_DRSR_RS_BIT) +#define DMAC_DRSR_RS_SLCD (30 << DMAC_DRSR_RS_BIT) + +/* DMA channel control/status register */ +#define DMAC_DCCSR_NDES (1 << 31) /* descriptor (0) or not (1) ? */ +#define DMAC_DCCSR_CDOA_BIT 16 /* copy of DMA offset address */ +#define DMAC_DCCSR_CDOA_MASK (0xff << DMAC_DCCSR_CDOA_BIT) +#define DMAC_DCCSR_INV (1 << 6) /* descriptor invalid */ +#define DMAC_DCCSR_AR (1 << 4) /* address error */ +#define DMAC_DCCSR_TT (1 << 3) /* transfer terminated */ +#define DMAC_DCCSR_HLT (1 << 2) /* DMA halted */ +#define DMAC_DCCSR_CT (1 << 1) /* count terminated */ +#define DMAC_DCCSR_EN (1 << 0) /* channel enable bit */ + +/* DMA channel command register */ +#define DMAC_DCMD_SAI (1 << 23) /* source address increment */ +#define DMAC_DCMD_DAI (1 << 22) /* dest address increment */ +#define DMAC_DCMD_RDIL_BIT 16 /* request detection interval length */ +#define DMAC_DCMD_RDIL_MASK (0x0f << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_IGN (0 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_2 (1 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_4 (2 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_8 (3 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_12 (4 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_16 (5 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_20 (6 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_24 (7 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_28 (8 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_32 (9 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_48 (10 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_60 (11 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_64 (12 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_124 (13 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_128 (14 << DMAC_DCMD_RDIL_BIT) + #define DMAC_DCMD_RDIL_200 (15 << DMAC_DCMD_RDIL_BIT) +#define DMAC_DCMD_SWDH_BIT 14 /* source port width */ +#define DMAC_DCMD_SWDH_MASK (0x03 << DMAC_DCMD_SWDH_BIT) + #define DMAC_DCMD_SWDH_32 (0 << DMAC_DCMD_SWDH_BIT) + #define DMAC_DCMD_SWDH_8 (1 << DMAC_DCMD_SWDH_BIT) + #define DMAC_DCMD_SWDH_16 (2 << DMAC_DCMD_SWDH_BIT) +#define DMAC_DCMD_DWDH_BIT 12 /* dest port width */ +#define DMAC_DCMD_DWDH_MASK (0x03 << DMAC_DCMD_DWDH_BIT) + #define DMAC_DCMD_DWDH_32 (0 << DMAC_DCMD_DWDH_BIT) + #define DMAC_DCMD_DWDH_8 (1 << DMAC_DCMD_DWDH_BIT) + #define DMAC_DCMD_DWDH_16 (2 << DMAC_DCMD_DWDH_BIT) +#define DMAC_DCMD_DS_BIT 8 /* transfer data size of a data unit */ +#define DMAC_DCMD_DS_MASK (0x07 << DMAC_DCMD_DS_BIT) + #define DMAC_DCMD_DS_32BIT (0 << DMAC_DCMD_DS_BIT) + #define DMAC_DCMD_DS_8BIT (1 << DMAC_DCMD_DS_BIT) + #define DMAC_DCMD_DS_16BIT (2 << DMAC_DCMD_DS_BIT) + #define DMAC_DCMD_DS_16BYTE (3 << DMAC_DCMD_DS_BIT) + #define DMAC_DCMD_DS_32BYTE (4 << DMAC_DCMD_DS_BIT) +#define DMAC_DCMD_TM (1 << 7) /* transfer mode: 0-single 1-block */ +#define DMAC_DCMD_DES_V (1 << 4) /* descriptor valid flag */ +#define DMAC_DCMD_DES_VM (1 << 3) /* descriptor valid mask: 1:support V-bit */ +#define DMAC_DCMD_DES_VIE (1 << 2) /* DMA valid error interrupt enable */ +#define DMAC_DCMD_TIE (1 << 1) /* DMA transfer interrupt enable */ +#define DMAC_DCMD_LINK (1 << 0) /* descriptor link enable */ + +/* DMA descriptor address register */ +#define DMAC_DDA_BASE_BIT 12 /* descriptor base address */ +#define DMAC_DDA_BASE_MASK (0x0fffff << DMAC_DDA_BASE_BIT) +#define DMAC_DDA_OFFSET_BIT 4 /* descriptor offset address */ +#define DMAC_DDA_OFFSET_MASK (0x0ff << DMAC_DDA_OFFSET_BIT) + +/* DMA control register */ +#define DMAC_DMACR_PR_BIT 8 /* channel priority mode */ +#define DMAC_DMACR_PR_MASK (0x03 << DMAC_DMACR_PR_BIT) + #define DMAC_DMACR_PR_012345 (0 << DMAC_DMACR_PR_BIT) + #define DMAC_DMACR_PR_023145 (1 << DMAC_DMACR_PR_BIT) + #define DMAC_DMACR_PR_201345 (2 << DMAC_DMACR_PR_BIT) + #define DMAC_DMACR_PR_RR (3 << DMAC_DMACR_PR_BIT) /* round robin */ +#define DMAC_DMACR_HLT (1 << 3) /* DMA halt flag */ +#define DMAC_DMACR_AR (1 << 2) /* address error flag */ +#define DMAC_DMACR_DMAE (1 << 0) /* DMA enable bit */ + +/* DMA doorbell register */ +#define DMAC_DMADBR_DB5 (1 << 5) /* doorbell for channel 5 */ +#define DMAC_DMADBR_DB4 (1 << 5) /* doorbell for channel 4 */ +#define DMAC_DMADBR_DB3 (1 << 5) /* doorbell for channel 3 */ +#define DMAC_DMADBR_DB2 (1 << 5) /* doorbell for channel 2 */ +#define DMAC_DMADBR_DB1 (1 << 5) /* doorbell for channel 1 */ +#define DMAC_DMADBR_DB0 (1 << 5) /* doorbell for channel 0 */ + +/* DMA doorbell set register */ +#define DMAC_DMADBSR_DBS5 (1 << 5) /* enable doorbell for channel 5 */ +#define DMAC_DMADBSR_DBS4 (1 << 5) /* enable doorbell for channel 4 */ +#define DMAC_DMADBSR_DBS3 (1 << 5) /* enable doorbell for channel 3 */ +#define DMAC_DMADBSR_DBS2 (1 << 5) /* enable doorbell for channel 2 */ +#define DMAC_DMADBSR_DBS1 (1 << 5) /* enable doorbell for channel 1 */ +#define DMAC_DMADBSR_DBS0 (1 << 5) /* enable doorbell for channel 0 */ + +/* DMA interrupt pending register */ +#define DMAC_DMAIPR_CIRQ5 (1 << 5) /* irq pending status for channel 5 */ +#define DMAC_DMAIPR_CIRQ4 (1 << 4) /* irq pending status for channel 4 */ +#define DMAC_DMAIPR_CIRQ3 (1 << 3) /* irq pending status for channel 3 */ +#define DMAC_DMAIPR_CIRQ2 (1 << 2) /* irq pending status for channel 2 */ +#define DMAC_DMAIPR_CIRQ1 (1 << 1) /* irq pending status for channel 1 */ +#define DMAC_DMAIPR_CIRQ0 (1 << 0) /* irq pending status for channel 0 */ + + +/************************************************************************* + * GPIO (General-Purpose I/O Ports) + *************************************************************************/ +#define MAX_GPIO_NUM 128 + +/* = 0,1,2,3 */ +#define GPIO_PXPIN(n) (GPIO_BASE + (0x00 + (n)*0x100)) /* PIN Level Register */ +#define GPIO_PXDAT(n) (GPIO_BASE + (0x10 + (n)*0x100)) /* Port Data Register */ +#define GPIO_PXDATS(n) (GPIO_BASE + (0x14 + (n)*0x100)) /* Port Data Set Register */ +#define GPIO_PXDATC(n) (GPIO_BASE + (0x18 + (n)*0x100)) /* Port Data Clear Register */ +#define GPIO_PXIM(n) (GPIO_BASE + (0x20 + (n)*0x100)) /* Interrupt Mask Register */ +#define GPIO_PXIMS(n) (GPIO_BASE + (0x24 + (n)*0x100)) /* Interrupt Mask Set Reg */ +#define GPIO_PXIMC(n) (GPIO_BASE + (0x28 + (n)*0x100)) /* Interrupt Mask Clear Reg */ +#define GPIO_PXPE(n) (GPIO_BASE + (0x30 + (n)*0x100)) /* Pull Enable Register */ +#define GPIO_PXPES(n) (GPIO_BASE + (0x34 + (n)*0x100)) /* Pull Enable Set Reg. */ +#define GPIO_PXPEC(n) (GPIO_BASE + (0x38 + (n)*0x100)) /* Pull Enable Clear Reg. */ +#define GPIO_PXFUN(n) (GPIO_BASE + (0x40 + (n)*0x100)) /* Function Register */ +#define GPIO_PXFUNS(n) (GPIO_BASE + (0x44 + (n)*0x100)) /* Function Set Register */ +#define GPIO_PXFUNC(n) (GPIO_BASE + (0x48 + (n)*0x100)) /* Function Clear Register */ +#define GPIO_PXSEL(n) (GPIO_BASE + (0x50 + (n)*0x100)) /* Select Register */ +#define GPIO_PXSELS(n) (GPIO_BASE + (0x54 + (n)*0x100)) /* Select Set Register */ +#define GPIO_PXSELC(n) (GPIO_BASE + (0x58 + (n)*0x100)) /* Select Clear Register */ +#define GPIO_PXDIR(n) (GPIO_BASE + (0x60 + (n)*0x100)) /* Direction Register */ +#define GPIO_PXDIRS(n) (GPIO_BASE + (0x64 + (n)*0x100)) /* Direction Set Register */ +#define GPIO_PXDIRC(n) (GPIO_BASE + (0x68 + (n)*0x100)) /* Direction Clear Register */ +#define GPIO_PXTRG(n) (GPIO_BASE + (0x70 + (n)*0x100)) /* Trigger Register */ +#define GPIO_PXTRGS(n) (GPIO_BASE + (0x74 + (n)*0x100)) /* Trigger Set Register */ +#define GPIO_PXTRGC(n) (GPIO_BASE + (0x78 + (n)*0x100)) /* Trigger Set Register */ +#define GPIO_PXFLG(n) (GPIO_BASE + (0x80 + (n)*0x100)) /* Port Flag Register */ +#define GPIO_PXFLGC(n) (GPIO_BASE + (0x14 + (n)*0x100)) /* Port Flag clear Register */ + +#define REG_GPIO_PXPIN(n) REG32(GPIO_PXPIN((n))) /* PIN level */ +#define REG_GPIO_PXDAT(n) REG32(GPIO_PXDAT((n))) /* 1: interrupt pending */ +#define REG_GPIO_PXDATS(n) REG32(GPIO_PXDATS((n))) +#define REG_GPIO_PXDATC(n) REG32(GPIO_PXDATC((n))) +#define REG_GPIO_PXIM(n) REG32(GPIO_PXIM((n))) /* 1: mask pin interrupt */ +#define REG_GPIO_PXIMS(n) REG32(GPIO_PXIMS((n))) +#define REG_GPIO_PXIMC(n) REG32(GPIO_PXIMC((n))) +#define REG_GPIO_PXPE(n) REG32(GPIO_PXPE((n))) /* 1: disable pull up/down */ +#define REG_GPIO_PXPES(n) REG32(GPIO_PXPES((n))) +#define REG_GPIO_PXPEC(n) REG32(GPIO_PXPEC((n))) +#define REG_GPIO_PXFUN(n) REG32(GPIO_PXFUN((n))) /* 0:GPIO or intr, 1:FUNC */ +#define REG_GPIO_PXFUNS(n) REG32(GPIO_PXFUNS((n))) +#define REG_GPIO_PXFUNC(n) REG32(GPIO_PXFUNC((n))) +#define REG_GPIO_PXSEL(n) REG32(GPIO_PXSEL((n))) /* 0:GPIO/Fun0,1:intr/fun1*/ +#define REG_GPIO_PXSELS(n) REG32(GPIO_PXSELS((n))) +#define REG_GPIO_PXSELC(n) REG32(GPIO_PXSELC((n))) +#define REG_GPIO_PXDIR(n) REG32(GPIO_PXDIR((n))) /* 0:input/low-level-trig/falling-edge-trig, 1:output/high-level-trig/rising-edge-trig */ +#define REG_GPIO_PXDIRS(n) REG32(GPIO_PXDIRS((n))) +#define REG_GPIO_PXDIRC(n) REG32(GPIO_PXDIRC((n))) +#define REG_GPIO_PXTRG(n) REG32(GPIO_PXTRG((n))) /* 0:level-trigger, 1:edge-trigger */ +#define REG_GPIO_PXTRGS(n) REG32(GPIO_PXTRGS((n))) +#define REG_GPIO_PXTRGC(n) REG32(GPIO_PXTRGC((n))) +#define REG_GPIO_PXFLG(n) REG32(GPIO_PXFLG((n))) /* interrupt flag */ +#define REG_GPIO_PXFLGC(n) REG32(GPIO_PXFLGC((n))) /* interrupt flag */ + + +/************************************************************************* + * UART + *************************************************************************/ + +#define IRDA_BASE UART0_BASE +#define UART_BASE UART0_BASE +#define UART_OFF 0x1000 + +/* Register Offset */ +#define OFF_RDR (0x00) /* R 8b H'xx */ +#define OFF_TDR (0x00) /* W 8b H'xx */ +#define OFF_DLLR (0x00) /* RW 8b H'00 */ +#define OFF_DLHR (0x04) /* RW 8b H'00 */ +#define OFF_IER (0x04) /* RW 8b H'00 */ +#define OFF_ISR (0x08) /* R 8b H'01 */ +#define OFF_FCR (0x08) /* W 8b H'00 */ +#define OFF_LCR (0x0C) /* RW 8b H'00 */ +#define OFF_MCR (0x10) /* RW 8b H'00 */ +#define OFF_LSR (0x14) /* R 8b H'00 */ +#define OFF_MSR (0x18) /* R 8b H'00 */ +#define OFF_SPR (0x1C) /* RW 8b H'00 */ +#define OFF_SIRCR (0x20) /* RW 8b H'00, UART0 */ +#define OFF_UMR (0x24) /* RW 8b H'00, UART M Register */ +#define OFF_UACR (0x28) /* RW 8b H'00, UART Add Cycle Register */ + +/* Register Address */ +#define UART0_RDR (UART0_BASE + OFF_RDR) +#define UART0_TDR (UART0_BASE + OFF_TDR) +#define UART0_DLLR (UART0_BASE + OFF_DLLR) +#define UART0_DLHR (UART0_BASE + OFF_DLHR) +#define UART0_IER (UART0_BASE + OFF_IER) +#define UART0_ISR (UART0_BASE + OFF_ISR) +#define UART0_FCR (UART0_BASE + OFF_FCR) +#define UART0_LCR (UART0_BASE + OFF_LCR) +#define UART0_MCR (UART0_BASE + OFF_MCR) +#define UART0_LSR (UART0_BASE + OFF_LSR) +#define UART0_MSR (UART0_BASE + OFF_MSR) +#define UART0_SPR (UART0_BASE + OFF_SPR) +#define UART0_SIRCR (UART0_BASE + OFF_SIRCR) +#define UART0_UMR (UART0_BASE + OFF_UMR) +#define UART0_UACR (UART0_BASE + OFF_UACR) + +/* + * Define macros for UART_IER + * UART Interrupt Enable Register + */ +#define UART_IER_RIE (1 << 0) /* 0: receive fifo "full" interrupt disable */ +#define UART_IER_TIE (1 << 1) /* 0: transmit fifo "empty" interrupt disable */ +#define UART_IER_RLIE (1 << 2) /* 0: receive line status interrupt disable */ +#define UART_IER_MIE (1 << 3) /* 0: modem status interrupt disable */ +#define UART_IER_RTIE (1 << 4) /* 0: receive timeout interrupt disable */ + +/* + * Define macros for UART_ISR + * UART Interrupt Status Register + */ +#define UART_ISR_IP (1 << 0) /* 0: interrupt is pending 1: no interrupt */ +#define UART_ISR_IID (7 << 1) /* Source of Interrupt */ +#define UART_ISR_IID_MSI (0 << 1) /* Modem status interrupt */ +#define UART_ISR_IID_THRI (1 << 1) /* Transmitter holding register empty */ +#define UART_ISR_IID_RDI (2 << 1) /* Receiver data interrupt */ +#define UART_ISR_IID_RLSI (3 << 1) /* Receiver line status interrupt */ +#define UART_ISR_FFMS (3 << 6) /* FIFO mode select, set when UART_FCR.FE is set to 1 */ +#define UART_ISR_FFMS_NO_FIFO (0 << 6) +#define UART_ISR_FFMS_FIFO_MODE (3 << 6) + +/* + * Define macros for UART_FCR + * UART FIFO Control Register + */ +#define UART_FCR_FE (1 << 0) /* 0: non-FIFO mode 1: FIFO mode */ +#define UART_FCR_RFLS (1 << 1) /* write 1 to flush receive FIFO */ +#define UART_FCR_TFLS (1 << 2) /* write 1 to flush transmit FIFO */ +#define UART_FCR_DMS (1 << 3) /* 0: disable DMA mode */ +#define UART_FCR_UUE (1 << 4) /* 0: disable UART */ +#define UART_FCR_RTRG (3 << 6) /* Receive FIFO Data Trigger */ +#define UART_FCR_RTRG_1 (0 << 6) +#define UART_FCR_RTRG_4 (1 << 6) +#define UART_FCR_RTRG_8 (2 << 6) +#define UART_FCR_RTRG_15 (3 << 6) + +/* + * Define macros for UART_LCR + * UART Line Control Register + */ +#define UART_LCR_WLEN (3 << 0) /* word length */ +#define UART_LCR_WLEN_5 (0 << 0) +#define UART_LCR_WLEN_6 (1 << 0) +#define UART_LCR_WLEN_7 (2 << 0) +#define UART_LCR_WLEN_8 (3 << 0) +#define UART_LCR_STOP (1 << 2) /* 0: 1 stop bit when word length is 5,6,7,8 + 1: 1.5 stop bits when 5; 2 stop bits when 6,7,8 */ +#define UART_LCR_STOP_1 (0 << 2) /* 0: 1 stop bit when word length is 5,6,7,8 + 1: 1.5 stop bits when 5; 2 stop bits when 6,7,8 */ +#define UART_LCR_STOP_2 (1 << 2) /* 0: 1 stop bit when word length is 5,6,7,8 + 1: 1.5 stop bits when 5; 2 stop bits when 6,7,8 */ + +#define UART_LCR_PE (1 << 3) /* 0: parity disable */ +#define UART_LCR_PROE (1 << 4) /* 0: even parity 1: odd parity */ +#define UART_LCR_SPAR (1 << 5) /* 0: sticky parity disable */ +#define UART_LCR_SBRK (1 << 6) /* write 0 normal, write 1 send break */ +#define UART_LCR_DLAB (1 << 7) /* 0: access UART_RDR/TDR/IER 1: access UART_DLLR/DLHR */ + +/* + * Define macros for UART_LSR + * UART Line Status Register + */ +#define UART_LSR_DR (1 << 0) /* 0: receive FIFO is empty 1: receive data is ready */ +#define UART_LSR_ORER (1 << 1) /* 0: no overrun error */ +#define UART_LSR_PER (1 << 2) /* 0: no parity error */ +#define UART_LSR_FER (1 << 3) /* 0; no framing error */ +#define UART_LSR_BRK (1 << 4) /* 0: no break detected 1: receive a break signal */ +#define UART_LSR_TDRQ (1 << 5) /* 1: transmit FIFO half "empty" */ +#define UART_LSR_TEMT (1 << 6) /* 1: transmit FIFO and shift registers empty */ +#define UART_LSR_RFER (1 << 7) /* 0: no receive error 1: receive error in FIFO mode */ + +/* + * Define macros for UART_MCR + * UART Modem Control Register + */ +#define UART_MCR_DTR (1 << 0) /* 0: DTR_ ouput high */ +#define UART_MCR_RTS (1 << 1) /* 0: RTS_ output high */ +#define UART_MCR_OUT1 (1 << 2) /* 0: UART_MSR.RI is set to 0 and RI_ input high */ +#define UART_MCR_OUT2 (1 << 3) /* 0: UART_MSR.DCD is set to 0 and DCD_ input high */ +#define UART_MCR_LOOP (1 << 4) /* 0: normal 1: loopback mode */ +#define UART_MCR_MCE (1 << 7) /* 0: modem function is disable */ + +/* + * Define macros for UART_MSR + * UART Modem Status Register + */ +#define UART_MSR_DCTS (1 << 0) /* 0: no change on CTS_ pin since last read of UART_MSR */ +#define UART_MSR_DDSR (1 << 1) /* 0: no change on DSR_ pin since last read of UART_MSR */ +#define UART_MSR_DRI (1 << 2) /* 0: no change on RI_ pin since last read of UART_MSR */ +#define UART_MSR_DDCD (1 << 3) /* 0: no change on DCD_ pin since last read of UART_MSR */ +#define UART_MSR_CTS (1 << 4) /* 0: CTS_ pin is high */ +#define UART_MSR_DSR (1 << 5) /* 0: DSR_ pin is high */ +#define UART_MSR_RI (1 << 6) /* 0: RI_ pin is high */ +#define UART_MSR_DCD (1 << 7) /* 0: DCD_ pin is high */ + +/* + * Define macros for SIRCR + * Slow IrDA Control Register + */ +#define SIRCR_TSIRE (1 << 0) /* 0: transmitter is in UART mode 1: IrDA mode */ +#define SIRCR_RSIRE (1 << 1) /* 0: receiver is in UART mode 1: IrDA mode */ +#define SIRCR_TPWS (1 << 2) /* 0: transmit 0 pulse width is 3/16 of bit length + 1: 0 pulse width is 1.6us for 115.2Kbps */ +#define SIRCR_TXPL (1 << 3) /* 0: encoder generates a positive pulse for 0 */ +#define SIRCR_RXPL (1 << 4) /* 0: decoder interprets positive pulse as 0 */ + + +/************************************************************************* + * AIC (AC97/I2S Controller) + *************************************************************************/ +#define AIC_FR (AIC_BASE + 0x000) +#define AIC_CR (AIC_BASE + 0x004) +#define AIC_ACCR1 (AIC_BASE + 0x008) +#define AIC_ACCR2 (AIC_BASE + 0x00C) +#define AIC_I2SCR (AIC_BASE + 0x010) +#define AIC_SR (AIC_BASE + 0x014) +#define AIC_ACSR (AIC_BASE + 0x018) +#define AIC_I2SSR (AIC_BASE + 0x01C) +#define AIC_ACCAR (AIC_BASE + 0x020) +#define AIC_ACCDR (AIC_BASE + 0x024) +#define AIC_ACSAR (AIC_BASE + 0x028) +#define AIC_ACSDR (AIC_BASE + 0x02C) +#define AIC_I2SDIV (AIC_BASE + 0x030) +#define AIC_DR (AIC_BASE + 0x034) + +#define REG_AIC_FR REG32(AIC_FR) +#define REG_AIC_CR REG32(AIC_CR) +#define REG_AIC_ACCR1 REG32(AIC_ACCR1) +#define REG_AIC_ACCR2 REG32(AIC_ACCR2) +#define REG_AIC_I2SCR REG32(AIC_I2SCR) +#define REG_AIC_SR REG32(AIC_SR) +#define REG_AIC_ACSR REG32(AIC_ACSR) +#define REG_AIC_I2SSR REG32(AIC_I2SSR) +#define REG_AIC_ACCAR REG32(AIC_ACCAR) +#define REG_AIC_ACCDR REG32(AIC_ACCDR) +#define REG_AIC_ACSAR REG32(AIC_ACSAR) +#define REG_AIC_ACSDR REG32(AIC_ACSDR) +#define REG_AIC_I2SDIV REG32(AIC_I2SDIV) +#define REG_AIC_DR REG32(AIC_DR) + +/* AIC Controller Configuration Register (AIC_FR) */ + +#define AIC_FR_RFTH_BIT 12 /* Receive FIFO Threshold */ +#define AIC_FR_RFTH_MASK (0xf << AIC_FR_RFTH_BIT) +#define AIC_FR_TFTH_BIT 8 /* Transmit FIFO Threshold */ +#define AIC_FR_TFTH_MASK (0xf << AIC_FR_TFTH_BIT) +#define AIC_FR_ICDC (1 << 5) /* External(0) or Internal CODEC(1) */ +#define AIC_FR_AUSEL (1 << 4) /* AC97(0) or I2S/MSB-justified(1) */ +#define AIC_FR_RST (1 << 3) /* AIC registers reset */ +#define AIC_FR_BCKD (1 << 2) /* I2S BIT_CLK direction, 0:input,1:output */ +#define AIC_FR_SYNCD (1 << 1) /* I2S SYNC direction, 0:input,1:output */ +#define AIC_FR_ENB (1 << 0) /* AIC enable bit */ + +/* AIC Controller Common Control Register (AIC_CR) */ + +#define AIC_CR_OSS_BIT 19 /* Output Sample Size from memory (AIC V2 only) */ +#define AIC_CR_OSS_MASK (0x7 << AIC_CR_OSS_BIT) + #define AIC_CR_OSS_8BIT (0x0 << AIC_CR_OSS_BIT) + #define AIC_CR_OSS_16BIT (0x1 << AIC_CR_OSS_BIT) + #define AIC_CR_OSS_18BIT (0x2 << AIC_CR_OSS_BIT) + #define AIC_CR_OSS_20BIT (0x3 << AIC_CR_OSS_BIT) + #define AIC_CR_OSS_24BIT (0x4 << AIC_CR_OSS_BIT) +#define AIC_CR_ISS_BIT 16 /* Input Sample Size from memory (AIC V2 only) */ +#define AIC_CR_ISS_MASK (0x7 << AIC_CR_ISS_BIT) + #define AIC_CR_ISS_8BIT (0x0 << AIC_CR_ISS_BIT) + #define AIC_CR_ISS_16BIT (0x1 << AIC_CR_ISS_BIT) + #define AIC_CR_ISS_18BIT (0x2 << AIC_CR_ISS_BIT) + #define AIC_CR_ISS_20BIT (0x3 << AIC_CR_ISS_BIT) + #define AIC_CR_ISS_24BIT (0x4 << AIC_CR_ISS_BIT) +#define AIC_CR_RDMS (1 << 15) /* Receive DMA enable */ +#define AIC_CR_TDMS (1 << 14) /* Transmit DMA enable */ +#define AIC_CR_M2S (1 << 11) /* Mono to Stereo enable */ +#define AIC_CR_ENDSW (1 << 10) /* Endian switch enable */ +#define AIC_CR_AVSTSU (1 << 9) /* Signed <-> Unsigned toggle enable */ +#define AIC_CR_FLUSH (1 << 8) /* Flush FIFO */ +#define AIC_CR_EROR (1 << 6) /* Enable ROR interrupt */ +#define AIC_CR_ETUR (1 << 5) /* Enable TUR interrupt */ +#define AIC_CR_ERFS (1 << 4) /* Enable RFS interrupt */ +#define AIC_CR_ETFS (1 << 3) /* Enable TFS interrupt */ +#define AIC_CR_ENLBF (1 << 2) /* Enable Loopback Function */ +#define AIC_CR_ERPL (1 << 1) /* Enable Playback Function */ +#define AIC_CR_EREC (1 << 0) /* Enable Record Function */ + +/* AIC Controller AC-link Control Register 1 (AIC_ACCR1) */ + +#define AIC_ACCR1_RS_BIT 16 /* Receive Valid Slots */ +#define AIC_ACCR1_RS_MASK (0x3ff << AIC_ACCR1_RS_BIT) + #define AIC_ACCR1_RS_SLOT12 (1 << 25) /* Slot 12 valid bit */ + #define AIC_ACCR1_RS_SLOT11 (1 << 24) /* Slot 11 valid bit */ + #define AIC_ACCR1_RS_SLOT10 (1 << 23) /* Slot 10 valid bit */ + #define AIC_ACCR1_RS_SLOT9 (1 << 22) /* Slot 9 valid bit, LFE */ + #define AIC_ACCR1_RS_SLOT8 (1 << 21) /* Slot 8 valid bit, Surround Right */ + #define AIC_ACCR1_RS_SLOT7 (1 << 20) /* Slot 7 valid bit, Surround Left */ + #define AIC_ACCR1_RS_SLOT6 (1 << 19) /* Slot 6 valid bit, PCM Center */ + #define AIC_ACCR1_RS_SLOT5 (1 << 18) /* Slot 5 valid bit */ + #define AIC_ACCR1_RS_SLOT4 (1 << 17) /* Slot 4 valid bit, PCM Right */ + #define AIC_ACCR1_RS_SLOT3 (1 << 16) /* Slot 3 valid bit, PCM Left */ +#define AIC_ACCR1_XS_BIT 0 /* Transmit Valid Slots */ +#define AIC_ACCR1_XS_MASK (0x3ff << AIC_ACCR1_XS_BIT) + #define AIC_ACCR1_XS_SLOT12 (1 << 9) /* Slot 12 valid bit */ + #define AIC_ACCR1_XS_SLOT11 (1 << 8) /* Slot 11 valid bit */ + #define AIC_ACCR1_XS_SLOT10 (1 << 7) /* Slot 10 valid bit */ + #define AIC_ACCR1_XS_SLOT9 (1 << 6) /* Slot 9 valid bit, LFE */ + #define AIC_ACCR1_XS_SLOT8 (1 << 5) /* Slot 8 valid bit, Surround Right */ + #define AIC_ACCR1_XS_SLOT7 (1 << 4) /* Slot 7 valid bit, Surround Left */ + #define AIC_ACCR1_XS_SLOT6 (1 << 3) /* Slot 6 valid bit, PCM Center */ + #define AIC_ACCR1_XS_SLOT5 (1 << 2) /* Slot 5 valid bit */ + #define AIC_ACCR1_XS_SLOT4 (1 << 1) /* Slot 4 valid bit, PCM Right */ + #define AIC_ACCR1_XS_SLOT3 (1 << 0) /* Slot 3 valid bit, PCM Left */ + +/* AIC Controller AC-link Control Register 2 (AIC_ACCR2) */ + +#define AIC_ACCR2_ERSTO (1 << 18) /* Enable RSTO interrupt */ +#define AIC_ACCR2_ESADR (1 << 17) /* Enable SADR interrupt */ +#define AIC_ACCR2_ECADT (1 << 16) /* Enable CADT interrupt */ +#define AIC_ACCR2_OASS_BIT 8 /* Output Sample Size for AC-link */ +#define AIC_ACCR2_OASS_MASK (0x3 << AIC_ACCR2_OASS_BIT) + #define AIC_ACCR2_OASS_20BIT (0 << AIC_ACCR2_OASS_BIT) /* Output Audio Sample Size is 20-bit */ + #define AIC_ACCR2_OASS_18BIT (1 << AIC_ACCR2_OASS_BIT) /* Output Audio Sample Size is 18-bit */ + #define AIC_ACCR2_OASS_16BIT (2 << AIC_ACCR2_OASS_BIT) /* Output Audio Sample Size is 16-bit */ + #define AIC_ACCR2_OASS_8BIT (3 << AIC_ACCR2_OASS_BIT) /* Output Audio Sample Size is 8-bit */ +#define AIC_ACCR2_IASS_BIT 6 /* Output Sample Size for AC-link */ +#define AIC_ACCR2_IASS_MASK (0x3 << AIC_ACCR2_IASS_BIT) + #define AIC_ACCR2_IASS_20BIT (0 << AIC_ACCR2_IASS_BIT) /* Input Audio Sample Size is 20-bit */ + #define AIC_ACCR2_IASS_18BIT (1 << AIC_ACCR2_IASS_BIT) /* Input Audio Sample Size is 18-bit */ + #define AIC_ACCR2_IASS_16BIT (2 << AIC_ACCR2_IASS_BIT) /* Input Audio Sample Size is 16-bit */ + #define AIC_ACCR2_IASS_8BIT (3 << AIC_ACCR2_IASS_BIT) /* Input Audio Sample Size is 8-bit */ +#define AIC_ACCR2_SO (1 << 3) /* SDATA_OUT output value */ +#define AIC_ACCR2_SR (1 << 2) /* RESET# pin level */ +#define AIC_ACCR2_SS (1 << 1) /* SYNC pin level */ +#define AIC_ACCR2_SA (1 << 0) /* SYNC and SDATA_OUT alternation */ + +/* AIC Controller I2S/MSB-justified Control Register (AIC_I2SCR) */ + +#define AIC_I2SCR_STPBK (1 << 12) /* Stop BIT_CLK for I2S/MSB-justified */ +#define AIC_I2SCR_WL_BIT 1 /* Input/Output Sample Size for I2S/MSB-justified */ +#define AIC_I2SCR_WL_MASK (0x7 << AIC_I2SCR_WL_BIT) + #define AIC_I2SCR_WL_24BIT (0 << AIC_I2SCR_WL_BIT) /* Word Length is 24 bit */ + #define AIC_I2SCR_WL_20BIT (1 << AIC_I2SCR_WL_BIT) /* Word Length is 20 bit */ + #define AIC_I2SCR_WL_18BIT (2 << AIC_I2SCR_WL_BIT) /* Word Length is 18 bit */ + #define AIC_I2SCR_WL_16BIT (3 << AIC_I2SCR_WL_BIT) /* Word Length is 16 bit */ + #define AIC_I2SCR_WL_8BIT (4 << AIC_I2SCR_WL_BIT) /* Word Length is 8 bit */ +#define AIC_I2SCR_AMSL (1 << 0) /* 0:I2S, 1:MSB-justified */ + +/* AIC Controller FIFO Status Register (AIC_SR) */ + +#define AIC_SR_RFL_BIT 24 /* Receive FIFO Level */ +#define AIC_SR_RFL_MASK (0x3f << AIC_SR_RFL_BIT) +#define AIC_SR_TFL_BIT 8 /* Transmit FIFO level */ +#define AIC_SR_TFL_MASK (0x3f << AIC_SR_TFL_BIT) +#define AIC_SR_ROR (1 << 6) /* Receive FIFO Overrun */ +#define AIC_SR_TUR (1 << 5) /* Transmit FIFO Underrun */ +#define AIC_SR_RFS (1 << 4) /* Receive FIFO Service Request */ +#define AIC_SR_TFS (1 << 3) /* Transmit FIFO Service Request */ + +/* AIC Controller AC-link Status Register (AIC_ACSR) */ + +#define AIC_ACSR_SLTERR (1 << 21) /* Slot Error Flag */ +#define AIC_ACSR_CRDY (1 << 20) /* External CODEC Ready Flag */ +#define AIC_ACSR_CLPM (1 << 19) /* External CODEC low power mode flag */ +#define AIC_ACSR_RSTO (1 << 18) /* External CODEC regs read status timeout */ +#define AIC_ACSR_SADR (1 << 17) /* External CODEC regs status addr and data received */ +#define AIC_ACSR_CADT (1 << 16) /* Command Address and Data Transmitted */ + +/* AIC Controller I2S/MSB-justified Status Register (AIC_I2SSR) */ + +#define AIC_I2SSR_BSY (1 << 2) /* AIC Busy in I2S/MSB-justified format */ + +/* AIC Controller AC97 codec Command Address Register (AIC_ACCAR) */ + +#define AIC_ACCAR_CAR_BIT 0 +#define AIC_ACCAR_CAR_MASK (0xfffff << AIC_ACCAR_CAR_BIT) + +/* AIC Controller AC97 codec Command Data Register (AIC_ACCDR) */ + +#define AIC_ACCDR_CDR_BIT 0 +#define AIC_ACCDR_CDR_MASK (0xfffff << AIC_ACCDR_CDR_BIT) + +/* AIC Controller AC97 codec Status Address Register (AIC_ACSAR) */ + +#define AIC_ACSAR_SAR_BIT 0 +#define AIC_ACSAR_SAR_MASK (0xfffff << AIC_ACSAR_SAR_BIT) + +/* AIC Controller AC97 codec Status Data Register (AIC_ACSDR) */ + +#define AIC_ACSDR_SDR_BIT 0 +#define AIC_ACSDR_SDR_MASK (0xfffff << AIC_ACSDR_SDR_BIT) + +/* AIC Controller I2S/MSB-justified Clock Divider Register (AIC_I2SDIV) */ + +#define AIC_I2SDIV_DIV_BIT 0 +#define AIC_I2SDIV_DIV_MASK (0x7f << AIC_I2SDIV_DIV_BIT) + #define AIC_I2SDIV_BITCLK_3072KHZ (0x0C << AIC_I2SDIV_DIV_BIT) /* BIT_CLK of 3.072MHz */ + #define AIC_I2SDIV_BITCLK_2836KHZ (0x0D << AIC_I2SDIV_DIV_BIT) /* BIT_CLK of 2.836MHz */ + #define AIC_I2SDIV_BITCLK_1418KHZ (0x1A << AIC_I2SDIV_DIV_BIT) /* BIT_CLK of 1.418MHz */ + #define AIC_I2SDIV_BITCLK_1024KHZ (0x24 << AIC_I2SDIV_DIV_BIT) /* BIT_CLK of 1.024MHz */ + #define AIC_I2SDIV_BITCLK_7089KHZ (0x34 << AIC_I2SDIV_DIV_BIT) /* BIT_CLK of 708.92KHz */ + #define AIC_I2SDIV_BITCLK_512KHZ (0x48 << AIC_I2SDIV_DIV_BIT) /* BIT_CLK of 512.00KHz */ + + +/************************************************************************* + * ICDC (Internal CODEC) + *************************************************************************/ +#define ICDC_CR (ICDC_BASE + 0x0400) /* ICDC Control Register */ +#define ICDC_APWAIT (ICDC_BASE + 0x0404) /* Anti-Pop WAIT Stage Timing Control Register */ +#define ICDC_APPRE (ICDC_BASE + 0x0408) /* Anti-Pop HPEN-PRE Stage Timing Control Register */ +#define ICDC_APHPEN (ICDC_BASE + 0x040C) /* Anti-Pop HPEN Stage Timing Control Register */ +#define ICDC_APSR (ICDC_BASE + 0x0410) /* Anti-Pop Status Register */ +#define ICDC_CDCCR1 (ICDC_BASE + 0x0080) +#define ICDC_CDCCR2 (ICDC_BASE + 0x0084) + +#define REG_ICDC_CR REG32(ICDC_CR) +#define REG_ICDC_APWAIT REG32(ICDC_APWAIT) +#define REG_ICDC_APPRE REG32(ICDC_APPRE) +#define REG_ICDC_APHPEN REG32(ICDC_APHPEN) +#define REG_ICDC_APSR REG32(ICDC_APSR) +#define REG_ICDC_CDCCR1 REG32(ICDC_CDCCR1) +#define REG_ICDC_CDCCR2 REG32(ICDC_CDCCR2) + +/* ICDC Control Register */ +#define ICDC_CR_LINVOL_BIT 24 /* LINE Input Volume Gain: GAIN=LINVOL*1.5-34.5 */ +#define ICDC_CR_LINVOL_MASK (0x1f << ICDC_CR_LINVOL_BIT) +#define ICDC_CR_ASRATE_BIT 20 /* Audio Sample Rate */ +#define ICDC_CR_ASRATE_MASK (0x0f << ICDC_CR_ASRATE_BIT) + #define ICDC_CR_ASRATE_8000 (0x0 << ICDC_CR_ASRATE_BIT) + #define ICDC_CR_ASRATE_11025 (0x1 << ICDC_CR_ASRATE_BIT) + #define ICDC_CR_ASRATE_12000 (0x2 << ICDC_CR_ASRATE_BIT) + #define ICDC_CR_ASRATE_16000 (0x3 << ICDC_CR_ASRATE_BIT) + #define ICDC_CR_ASRATE_22050 (0x4 << ICDC_CR_ASRATE_BIT) + #define ICDC_CR_ASRATE_24000 (0x5 << ICDC_CR_ASRATE_BIT) + #define ICDC_CR_ASRATE_32000 (0x6 << ICDC_CR_ASRATE_BIT) + #define ICDC_CR_ASRATE_44100 (0x7 << ICDC_CR_ASRATE_BIT) + #define ICDC_CR_ASRATE_48000 (0x8 << ICDC_CR_ASRATE_BIT) +#define ICDC_CR_MICBG_BIT 18 /* MIC Boost Gain */ +#define ICDC_CR_MICBG_MASK (0x3 << ICDC_CR_MICBG_BIT) + #define ICDC_CR_MICBG_0DB (0x0 << ICDC_CR_MICBG_BIT) + #define ICDC_CR_MICBG_6DB (0x1 << ICDC_CR_MICBG_BIT) + #define ICDC_CR_MICBG_12DB (0x2 << ICDC_CR_MICBG_BIT) + #define ICDC_CR_MICBG_20DB (0x3 << ICDC_CR_MICBG_BIT) +#define ICDC_CR_HPVOL_BIT 16 /* Headphone Volume Gain */ +#define ICDC_CR_HPVOL_MASK (0x3 << ICDC_CR_HPVOL_BIT) + #define ICDC_CR_HPVOL_0DB (0x0 << ICDC_CR_HPVOL_BIT) + #define ICDC_CR_HPVOL_2DB (0x1 << ICDC_CR_HPVOL_BIT) + #define ICDC_CR_HPVOL_4DB (0x2 << ICDC_CR_HPVOL_BIT) + #define ICDC_CR_HPVOL_6DB (0x3 << ICDC_CR_HPVOL_BIT) +#define ICDC_CR_ELINEIN (1 << 13) /* Enable LINE Input */ +#define ICDC_CR_EMIC (1 << 12) /* Enable MIC Input */ +#define ICDC_CR_SW1ON (1 << 11) /* Switch 1 in CODEC is on */ +#define ICDC_CR_EADC (1 << 10) /* Enable ADC */ +#define ICDC_CR_SW2ON (1 << 9) /* Switch 2 in CODEC is on */ +#define ICDC_CR_EDAC (1 << 8) /* Enable DAC */ +#define ICDC_CR_HPMUTE (1 << 5) /* Headphone Mute */ +#define ICDC_CR_HPTON (1 << 4) /* Headphone Amplifier Trun On */ +#define ICDC_CR_HPTOFF (1 << 3) /* Headphone Amplifier Trun Off */ +#define ICDC_CR_TAAP (1 << 2) /* Turn Around of the Anti-Pop Procedure */ +#define ICDC_CR_EAP (1 << 1) /* Enable Anti-Pop Procedure */ +#define ICDC_CR_SUSPD (1 << 0) /* CODEC Suspend */ + +/* Anti-Pop WAIT Stage Timing Control Register */ +#define ICDC_APWAIT_WAITSN_BIT 0 +#define ICDC_APWAIT_WAITSN_MASK (0x7ff << ICDC_APWAIT_WAITSN_BIT) + +/* Anti-Pop HPEN-PRE Stage Timing Control Register */ +#define ICDC_APPRE_PRESN_BIT 0 +#define ICDC_APPRE_PRESN_MASK (0x1ff << ICDC_APPRE_PRESN_BIT) + +/* Anti-Pop HPEN Stage Timing Control Register */ +#define ICDC_APHPEN_HPENSN_BIT 0 +#define ICDC_APHPEN_HPENSN_MASK (0x3fff << ICDC_APHPEN_HPENSN_BIT) + +/* Anti-Pop Status Register */ +#define ICDC_SR_HPST_BIT 14 /* Headphone Amplifier State */ +#define ICDC_SR_HPST_MASK (0x7 << ICDC_SR_HPST_BIT) +#define ICDC_SR_HPST_HP_OFF (0x0 << ICDC_SR_HPST_BIT) /* HP amplifier is off */ +#define ICDC_SR_HPST_TON_WAIT (0x1 << ICDC_SR_HPST_BIT) /* wait state in turn-on */ + #define ICDC_SR_HPST_TON_PRE (0x2 << ICDC_SR_HPST_BIT) /* pre-enable state in turn-on */ +#define ICDC_SR_HPST_TON_HPEN (0x3 << ICDC_SR_HPST_BIT) /* HP enable state in turn-on */ + #define ICDC_SR_HPST_TOFF_HPEN (0x4 << ICDC_SR_HPST_BIT) /* HP enable state in turn-off */ + #define ICDC_SR_HPST_TOFF_PRE (0x5 << ICDC_SR_HPST_BIT) /* pre-enable state in turn-off */ + #define ICDC_SR_HPST_TOFF_WAIT (0x6 << ICDC_SR_HPST_BIT) /* wait state in turn-off */ + #define ICDC_SR_HPST_HP_ON (0x7 << ICDC_SR_HPST_BIT) /* HP amplifier is on */ +#define ICDC_SR_SNCNT_BIT 0 /* Sample Number Counter */ +#define ICDC_SR_SNCNT_MASK (0x3fff << ICDC_SR_SNCNT_BIT) + + +/************************************************************************* + * I2C + *************************************************************************/ +#define I2C_DR (I2C_BASE + 0x000) +#define I2C_CR (I2C_BASE + 0x004) +#define I2C_SR (I2C_BASE + 0x008) +#define I2C_GR (I2C_BASE + 0x00C) + +#define REG_I2C_DR REG8(I2C_DR) +#define REG_I2C_CR REG8(I2C_CR) +#define REG_I2C_SR REG8(I2C_SR) +#define REG_I2C_GR REG16(I2C_GR) + +/* I2C Control Register (I2C_CR) */ + +#define I2C_CR_IEN (1 << 4) +#define I2C_CR_STA (1 << 3) +#define I2C_CR_STO (1 << 2) +#define I2C_CR_AC (1 << 1) +#define I2C_CR_I2CE (1 << 0) + +/* I2C Status Register (I2C_SR) */ + +#define I2C_SR_STX (1 << 4) +#define I2C_SR_BUSY (1 << 3) +#define I2C_SR_TEND (1 << 2) +#define I2C_SR_DRF (1 << 1) +#define I2C_SR_ACKF (1 << 0) + + +/************************************************************************* + * SSI + *************************************************************************/ +#define SSI_DR (SSI_BASE + 0x000) +#define SSI_CR0 (SSI_BASE + 0x004) +#define SSI_CR1 (SSI_BASE + 0x008) +#define SSI_SR (SSI_BASE + 0x00C) +#define SSI_ITR (SSI_BASE + 0x010) +#define SSI_ICR (SSI_BASE + 0x014) +#define SSI_GR (SSI_BASE + 0x018) + +#define REG_SSI_DR REG32(SSI_DR) +#define REG_SSI_CR0 REG16(SSI_CR0) +#define REG_SSI_CR1 REG32(SSI_CR1) +#define REG_SSI_SR REG32(SSI_SR) +#define REG_SSI_ITR REG16(SSI_ITR) +#define REG_SSI_ICR REG8(SSI_ICR) +#define REG_SSI_GR REG16(SSI_GR) + +/* SSI Data Register (SSI_DR) */ + +#define SSI_DR_GPC_BIT 0 +#define SSI_DR_GPC_MASK (0x1ff << SSI_DR_GPC_BIT) + +/* SSI Control Register 0 (SSI_CR0) */ + +#define SSI_CR0_SSIE (1 << 15) +#define SSI_CR0_TIE (1 << 14) +#define SSI_CR0_RIE (1 << 13) +#define SSI_CR0_TEIE (1 << 12) +#define SSI_CR0_REIE (1 << 11) +#define SSI_CR0_LOOP (1 << 10) +#define SSI_CR0_RFINE (1 << 9) +#define SSI_CR0_RFINC (1 << 8) +#define SSI_CR0_FSEL (1 << 6) +#define SSI_CR0_TFLUSH (1 << 2) +#define SSI_CR0_RFLUSH (1 << 1) +#define SSI_CR0_DISREV (1 << 0) + +/* SSI Control Register 1 (SSI_CR1) */ + +#define SSI_CR1_FRMHL_BIT 30 +#define SSI_CR1_FRMHL_MASK (0x3 << SSI_CR1_FRMHL_BIT) + #define SSI_CR1_FRMHL_CELOW_CE2LOW (0 << SSI_CR1_FRMHL_BIT) /* SSI_CE_ is low valid and SSI_CE2_ is low valid */ + #define SSI_CR1_FRMHL_CEHIGH_CE2LOW (1 << SSI_CR1_FRMHL_BIT) /* SSI_CE_ is high valid and SSI_CE2_ is low valid */ + #define SSI_CR1_FRMHL_CELOW_CE2HIGH (2 << SSI_CR1_FRMHL_BIT) /* SSI_CE_ is low valid and SSI_CE2_ is high valid */ + #define SSI_CR1_FRMHL_CEHIGH_CE2HIGH (3 << SSI_CR1_FRMHL_BIT) /* SSI_CE_ is high valid and SSI_CE2_ is high valid */ +#define SSI_CR1_TFVCK_BIT 28 +#define SSI_CR1_TFVCK_MASK (0x3 << SSI_CR1_TFVCK_BIT) + #define SSI_CR1_TFVCK_0 (0 << SSI_CR1_TFVCK_BIT) + #define SSI_CR1_TFVCK_1 (1 << SSI_CR1_TFVCK_BIT) + #define SSI_CR1_TFVCK_2 (2 << SSI_CR1_TFVCK_BIT) + #define SSI_CR1_TFVCK_3 (3 << SSI_CR1_TFVCK_BIT) +#define SSI_CR1_TCKFI_BIT 26 +#define SSI_CR1_TCKFI_MASK (0x3 << SSI_CR1_TCKFI_BIT) + #define SSI_CR1_TCKFI_0 (0 << SSI_CR1_TCKFI_BIT) + #define SSI_CR1_TCKFI_1 (1 << SSI_CR1_TCKFI_BIT) + #define SSI_CR1_TCKFI_2 (2 << SSI_CR1_TCKFI_BIT) + #define SSI_CR1_TCKFI_3 (3 << SSI_CR1_TCKFI_BIT) +#define SSI_CR1_LFST (1 << 25) +#define SSI_CR1_ITFRM (1 << 24) +#define SSI_CR1_UNFIN (1 << 23) +#define SSI_CR1_MULTS (1 << 22) +#define SSI_CR1_FMAT_BIT 20 +#define SSI_CR1_FMAT_MASK (0x3 << SSI_CR1_FMAT_BIT) + #define SSI_CR1_FMAT_SPI (0 << SSI_CR1_FMAT_BIT) /* Motorola¡¯s SPI format */ + #define SSI_CR1_FMAT_SSP (1 << SSI_CR1_FMAT_BIT) /* TI's SSP format */ + #define SSI_CR1_FMAT_MW1 (2 << SSI_CR1_FMAT_BIT) /* National Microwire 1 format */ + #define SSI_CR1_FMAT_MW2 (3 << SSI_CR1_FMAT_BIT) /* National Microwire 2 format */ +#define SSI_CR1_TTRG_BIT 16 +#define SSI_CR1_TTRG_MASK (0xf << SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_1 (0 << SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_8 (1 << SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_16 (2 << SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_24 (3 << SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_32 (4 << SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_40 (5 << SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_48 (6 << SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_56 (7 << SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_64 (8 << SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_72 (9 << SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_80 (10<< SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_88 (11<< SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_96 (12<< SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_104 (13<< SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_112 (14<< SSI_CR1_TTRG_BIT) + #define SSI_CR1_TTRG_120 (15<< SSI_CR1_TTRG_BIT) +#define SSI_CR1_MCOM_BIT 12 +#define SSI_CR1_MCOM_MASK (0xf << SSI_CR1_MCOM_BIT) + #define SSI_CR1_MCOM_1BIT (0x0 << SSI_CR1_MCOM_BIT) /* 1-bit command selected */ + #define SSI_CR1_MCOM_2BIT (0x1 << SSI_CR1_MCOM_BIT) /* 2-bit command selected */ + #define SSI_CR1_MCOM_3BIT (0x2 << SSI_CR1_MCOM_BIT) /* 3-bit command selected */ + #define SSI_CR1_MCOM_4BIT (0x3 << SSI_CR1_MCOM_BIT) /* 4-bit command selected */ + #define SSI_CR1_MCOM_5BIT (0x4 << SSI_CR1_MCOM_BIT) /* 5-bit command selected */ + #define SSI_CR1_MCOM_6BIT (0x5 << SSI_CR1_MCOM_BIT) /* 6-bit command selected */ + #define SSI_CR1_MCOM_7BIT (0x6 << SSI_CR1_MCOM_BIT) /* 7-bit command selected */ + #define SSI_CR1_MCOM_8BIT (0x7 << SSI_CR1_MCOM_BIT) /* 8-bit command selected */ + #define SSI_CR1_MCOM_9BIT (0x8 << SSI_CR1_MCOM_BIT) /* 9-bit command selected */ + #define SSI_CR1_MCOM_10BIT (0x9 << SSI_CR1_MCOM_BIT) /* 10-bit command selected */ + #define SSI_CR1_MCOM_11BIT (0xA << SSI_CR1_MCOM_BIT) /* 11-bit command selected */ + #define SSI_CR1_MCOM_12BIT (0xB << SSI_CR1_MCOM_BIT) /* 12-bit command selected */ + #define SSI_CR1_MCOM_13BIT (0xC << SSI_CR1_MCOM_BIT) /* 13-bit command selected */ + #define SSI_CR1_MCOM_14BIT (0xD << SSI_CR1_MCOM_BIT) /* 14-bit command selected */ + #define SSI_CR1_MCOM_15BIT (0xE << SSI_CR1_MCOM_BIT) /* 15-bit command selected */ + #define SSI_CR1_MCOM_16BIT (0xF << SSI_CR1_MCOM_BIT) /* 16-bit command selected */ +#define SSI_CR1_RTRG_BIT 8 +#define SSI_CR1_RTRG_MASK (0xf << SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_1 (0 << SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_8 (1 << SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_16 (2 << SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_24 (3 << SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_32 (4 << SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_40 (5 << SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_48 (6 << SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_56 (7 << SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_64 (8 << SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_72 (9 << SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_80 (10<< SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_88 (11<< SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_96 (12<< SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_104 (13<< SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_112 (14<< SSI_CR1_RTRG_BIT) + #define SSI_CR1_RTRG_120 (15<< SSI_CR1_RTRG_BIT) +#define SSI_CR1_FLEN_BIT 4 +#define SSI_CR1_FLEN_MASK (0xf << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_2BIT (0x0 << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_3BIT (0x1 << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_4BIT (0x2 << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_5BIT (0x3 << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_6BIT (0x4 << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_7BIT (0x5 << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_8BIT (0x6 << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_9BIT (0x7 << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_10BIT (0x8 << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_11BIT (0x9 << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_12BIT (0xA << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_13BIT (0xB << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_14BIT (0xC << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_15BIT (0xD << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_16BIT (0xE << SSI_CR1_FLEN_BIT) + #define SSI_CR1_FLEN_17BIT (0xF << SSI_CR1_FLEN_BIT) +#define SSI_CR1_PHA (1 << 1) +#define SSI_CR1_POL (1 << 0) + +/* SSI Status Register (SSI_SR) */ + +#define SSI_SR_TFIFONUM_BIT 16 +#define SSI_SR_TFIFONUM_MASK (0xff << SSI_SR_TFIFONUM_BIT) +#define SSI_SR_RFIFONUM_BIT 8 +#define SSI_SR_RFIFONUM_MASK (0xff << SSI_SR_RFIFONUM_BIT) +#define SSI_SR_END (1 << 7) +#define SSI_SR_BUSY (1 << 6) +#define SSI_SR_TFF (1 << 5) +#define SSI_SR_RFE (1 << 4) +#define SSI_SR_TFHE (1 << 3) +#define SSI_SR_RFHF (1 << 2) +#define SSI_SR_UNDR (1 << 1) +#define SSI_SR_OVER (1 << 0) + +/* SSI Interval Time Control Register (SSI_ITR) */ + +#define SSI_ITR_CNTCLK (1 << 15) +#define SSI_ITR_IVLTM_BIT 0 +#define SSI_ITR_IVLTM_MASK (0x7fff << SSI_ITR_IVLTM_BIT) + + +/************************************************************************* + * MSC + *************************************************************************/ +#define MSC_STRPCL (MSC_BASE + 0x000) +#define MSC_STAT (MSC_BASE + 0x004) +#define MSC_CLKRT (MSC_BASE + 0x008) +#define MSC_CMDAT (MSC_BASE + 0x00C) +#define MSC_RESTO (MSC_BASE + 0x010) +#define MSC_RDTO (MSC_BASE + 0x014) +#define MSC_BLKLEN (MSC_BASE + 0x018) +#define MSC_NOB (MSC_BASE + 0x01C) +#define MSC_SNOB (MSC_BASE + 0x020) +#define MSC_IMASK (MSC_BASE + 0x024) +#define MSC_IREG (MSC_BASE + 0x028) +#define MSC_CMD (MSC_BASE + 0x02C) +#define MSC_ARG (MSC_BASE + 0x030) +#define MSC_RES (MSC_BASE + 0x034) +#define MSC_RXFIFO (MSC_BASE + 0x038) +#define MSC_TXFIFO (MSC_BASE + 0x03C) + +#define REG_MSC_STRPCL REG16(MSC_STRPCL) +#define REG_MSC_STAT REG32(MSC_STAT) +#define REG_MSC_CLKRT REG16(MSC_CLKRT) +#define REG_MSC_CMDAT REG32(MSC_CMDAT) +#define REG_MSC_RESTO REG16(MSC_RESTO) +#define REG_MSC_RDTO REG16(MSC_RDTO) +#define REG_MSC_BLKLEN REG16(MSC_BLKLEN) +#define REG_MSC_NOB REG16(MSC_NOB) +#define REG_MSC_SNOB REG16(MSC_SNOB) +#define REG_MSC_IMASK REG16(MSC_IMASK) +#define REG_MSC_IREG REG16(MSC_IREG) +#define REG_MSC_CMD REG8(MSC_CMD) +#define REG_MSC_ARG REG32(MSC_ARG) +#define REG_MSC_RES REG16(MSC_RES) +#define REG_MSC_RXFIFO REG32(MSC_RXFIFO) +#define REG_MSC_TXFIFO REG32(MSC_TXFIFO) + +/* MSC Clock and Control Register (MSC_STRPCL) */ + +#define MSC_STRPCL_EXIT_MULTIPLE (1 << 7) +#define MSC_STRPCL_EXIT_TRANSFER (1 << 6) +#define MSC_STRPCL_START_READWAIT (1 << 5) +#define MSC_STRPCL_STOP_READWAIT (1 << 4) +#define MSC_STRPCL_RESET (1 << 3) +#define MSC_STRPCL_START_OP (1 << 2) +#define MSC_STRPCL_CLOCK_CONTROL_BIT 0 +#define MSC_STRPCL_CLOCK_CONTROL_MASK (0x3 << MSC_STRPCL_CLOCK_CONTROL_BIT) + #define MSC_STRPCL_CLOCK_CONTROL_STOP (0x1 << MSC_STRPCL_CLOCK_CONTROL_BIT) /* Stop MMC/SD clock */ + #define MSC_STRPCL_CLOCK_CONTROL_START (0x2 << MSC_STRPCL_CLOCK_CONTROL_BIT) /* Start MMC/SD clock */ + +/* MSC Status Register (MSC_STAT) */ + +#define MSC_STAT_IS_RESETTING (1 << 15) +#define MSC_STAT_SDIO_INT_ACTIVE (1 << 14) +#define MSC_STAT_PRG_DONE (1 << 13) +#define MSC_STAT_DATA_TRAN_DONE (1 << 12) +#define MSC_STAT_END_CMD_RES (1 << 11) +#define MSC_STAT_DATA_FIFO_AFULL (1 << 10) +#define MSC_STAT_IS_READWAIT (1 << 9) +#define MSC_STAT_CLK_EN (1 << 8) +#define MSC_STAT_DATA_FIFO_FULL (1 << 7) +#define MSC_STAT_DATA_FIFO_EMPTY (1 << 6) +#define MSC_STAT_CRC_RES_ERR (1 << 5) +#define MSC_STAT_CRC_READ_ERROR (1 << 4) +#define MSC_STAT_CRC_WRITE_ERROR_BIT 2 +#define MSC_STAT_CRC_WRITE_ERROR_MASK (0x3 << MSC_STAT_CRC_WRITE_ERROR_BIT) + #define MSC_STAT_CRC_WRITE_ERROR_NO (0 << MSC_STAT_CRC_WRITE_ERROR_BIT) /* No error on transmission of data */ + #define MSC_STAT_CRC_WRITE_ERROR (1 << MSC_STAT_CRC_WRITE_ERROR_BIT) /* Card observed erroneous transmission of data */ + #define MSC_STAT_CRC_WRITE_ERROR_NOSTS (2 << MSC_STAT_CRC_WRITE_ERROR_BIT) /* No CRC status is sent back */ +#define MSC_STAT_TIME_OUT_RES (1 << 1) +#define MSC_STAT_TIME_OUT_READ (1 << 0) + +/* MSC Bus Clock Control Register (MSC_CLKRT) */ + +#define MSC_CLKRT_CLK_RATE_BIT 0 +#define MSC_CLKRT_CLK_RATE_MASK (0x7 << MSC_CLKRT_CLK_RATE_BIT) + #define MSC_CLKRT_CLK_RATE_DIV_1 (0x0 << MSC_CLKRT_CLK_RATE_BIT) /* CLK_SRC */ + #define MSC_CLKRT_CLK_RATE_DIV_2 (0x1 << MSC_CLKRT_CLK_RATE_BIT) /* 1/2 of CLK_SRC */ + #define MSC_CLKRT_CLK_RATE_DIV_4 (0x2 << MSC_CLKRT_CLK_RATE_BIT) /* 1/4 of CLK_SRC */ + #define MSC_CLKRT_CLK_RATE_DIV_8 (0x3 << MSC_CLKRT_CLK_RATE_BIT) /* 1/8 of CLK_SRC */ + #define MSC_CLKRT_CLK_RATE_DIV_16 (0x4 << MSC_CLKRT_CLK_RATE_BIT) /* 1/16 of CLK_SRC */ + #define MSC_CLKRT_CLK_RATE_DIV_32 (0x5 << MSC_CLKRT_CLK_RATE_BIT) /* 1/32 of CLK_SRC */ + #define MSC_CLKRT_CLK_RATE_DIV_64 (0x6 << MSC_CLKRT_CLK_RATE_BIT) /* 1/64 of CLK_SRC */ + #define MSC_CLKRT_CLK_RATE_DIV_128 (0x7 << MSC_CLKRT_CLK_RATE_BIT) /* 1/128 of CLK_SRC */ + +/* MSC Command Sequence Control Register (MSC_CMDAT) */ + +#define MSC_CMDAT_IO_ABORT (1 << 11) +#define MSC_CMDAT_BUS_WIDTH_BIT 9 +#define MSC_CMDAT_BUS_WIDTH_MASK (0x3 << MSC_CMDAT_BUS_WIDTH_BIT) + #define MSC_CMDAT_BUS_WIDTH_1BIT (0x0 << MSC_CMDAT_BUS_WIDTH_BIT) /* 1-bit data bus */ + #define MSC_CMDAT_BUS_WIDTH_4BIT (0x2 << MSC_CMDAT_BUS_WIDTH_BIT) /* 4-bit data bus */ + #define CMDAT_BUS_WIDTH1 (0x0 << MSC_CMDAT_BUS_WIDTH_BIT) + #define CMDAT_BUS_WIDTH4 (0x2 << MSC_CMDAT_BUS_WIDTH_BIT) +#define MSC_CMDAT_DMA_EN (1 << 8) +#define MSC_CMDAT_INIT (1 << 7) +#define MSC_CMDAT_BUSY (1 << 6) +#define MSC_CMDAT_STREAM_BLOCK (1 << 5) +#define MSC_CMDAT_WRITE (1 << 4) +#define MSC_CMDAT_READ (0 << 4) +#define MSC_CMDAT_DATA_EN (1 << 3) +#define MSC_CMDAT_RESPONSE_BIT 0 +#define MSC_CMDAT_RESPONSE_MASK (0x7 << MSC_CMDAT_RESPONSE_BIT) + #define MSC_CMDAT_RESPONSE_NONE (0x0 << MSC_CMDAT_RESPONSE_BIT) /* No response */ + #define MSC_CMDAT_RESPONSE_R1 (0x1 << MSC_CMDAT_RESPONSE_BIT) /* Format R1 and R1b */ + #define MSC_CMDAT_RESPONSE_R2 (0x2 << MSC_CMDAT_RESPONSE_BIT) /* Format R2 */ + #define MSC_CMDAT_RESPONSE_R3 (0x3 << MSC_CMDAT_RESPONSE_BIT) /* Format R3 */ + #define MSC_CMDAT_RESPONSE_R4 (0x4 << MSC_CMDAT_RESPONSE_BIT) /* Format R4 */ + #define MSC_CMDAT_RESPONSE_R5 (0x5 << MSC_CMDAT_RESPONSE_BIT) /* Format R5 */ + #define MSC_CMDAT_RESPONSE_R6 (0x6 << MSC_CMDAT_RESPONSE_BIT) /* Format R6 */ + +#define CMDAT_DMA_EN (1 << 8) +#define CMDAT_INIT (1 << 7) +#define CMDAT_BUSY (1 << 6) +#define CMDAT_STREAM (1 << 5) +#define CMDAT_WRITE (1 << 4) +#define CMDAT_DATA_EN (1 << 3) + +/* MSC Interrupts Mask Register (MSC_IMASK) */ + +#define MSC_IMASK_SDIO (1 << 7) +#define MSC_IMASK_TXFIFO_WR_REQ (1 << 6) +#define MSC_IMASK_RXFIFO_RD_REQ (1 << 5) +#define MSC_IMASK_END_CMD_RES (1 << 2) +#define MSC_IMASK_PRG_DONE (1 << 1) +#define MSC_IMASK_DATA_TRAN_DONE (1 << 0) + + +/* MSC Interrupts Status Register (MSC_IREG) */ + +#define MSC_IREG_SDIO (1 << 7) +#define MSC_IREG_TXFIFO_WR_REQ (1 << 6) +#define MSC_IREG_RXFIFO_RD_REQ (1 << 5) +#define MSC_IREG_END_CMD_RES (1 << 2) +#define MSC_IREG_PRG_DONE (1 << 1) +#define MSC_IREG_DATA_TRAN_DONE (1 << 0) + + +/************************************************************************* + * EMC (External Memory Controller) + *************************************************************************/ +#define EMC_BCR (EMC_BASE + 0x0) /* BCR */ + +#define EMC_SMCR0 (EMC_BASE + 0x10) /* Static Memory Control Register 0 */ +#define EMC_SMCR1 (EMC_BASE + 0x14) /* Static Memory Control Register 1 */ +#define EMC_SMCR2 (EMC_BASE + 0x18) /* Static Memory Control Register 2 */ +#define EMC_SMCR3 (EMC_BASE + 0x1c) /* Static Memory Control Register 3 */ +#define EMC_SMCR4 (EMC_BASE + 0x20) /* Static Memory Control Register 4 */ +#define EMC_SACR0 (EMC_BASE + 0x30) /* Static Memory Bank 0 Addr Config Reg */ +#define EMC_SACR1 (EMC_BASE + 0x34) /* Static Memory Bank 1 Addr Config Reg */ +#define EMC_SACR2 (EMC_BASE + 0x38) /* Static Memory Bank 2 Addr Config Reg */ +#define EMC_SACR3 (EMC_BASE + 0x3c) /* Static Memory Bank 3 Addr Config Reg */ +#define EMC_SACR4 (EMC_BASE + 0x40) /* Static Memory Bank 4 Addr Config Reg */ + +#define EMC_NFCSR (EMC_BASE + 0x050) /* NAND Flash Control/Status Register */ +#define EMC_NFECR (EMC_BASE + 0x100) /* NAND Flash ECC Control Register */ +#define EMC_NFECC (EMC_BASE + 0x104) /* NAND Flash ECC Data Register */ +#define EMC_NFPAR0 (EMC_BASE + 0x108) /* NAND Flash RS Parity 0 Register */ +#define EMC_NFPAR1 (EMC_BASE + 0x10c) /* NAND Flash RS Parity 1 Register */ +#define EMC_NFPAR2 (EMC_BASE + 0x110) /* NAND Flash RS Parity 2 Register */ +#define EMC_NFINTS (EMC_BASE + 0x114) /* NAND Flash Interrupt Status Register */ +#define EMC_NFINTE (EMC_BASE + 0x118) /* NAND Flash Interrupt Enable Register */ +#define EMC_NFERR0 (EMC_BASE + 0x11c) /* NAND Flash RS Error Report 0 Register */ +#define EMC_NFERR1 (EMC_BASE + 0x120) /* NAND Flash RS Error Report 1 Register */ +#define EMC_NFERR2 (EMC_BASE + 0x124) /* NAND Flash RS Error Report 2 Register */ +#define EMC_NFERR3 (EMC_BASE + 0x128) /* NAND Flash RS Error Report 3 Register */ + +#define EMC_DMCR (EMC_BASE + 0x80) /* DRAM Control Register */ +#define EMC_RTCSR (EMC_BASE + 0x84) /* Refresh Time Control/Status Register */ +#define EMC_RTCNT (EMC_BASE + 0x88) /* Refresh Timer Counter */ +#define EMC_RTCOR (EMC_BASE + 0x8c) /* Refresh Time Constant Register */ +#define EMC_DMAR0 (EMC_BASE + 0x90) /* SDRAM Bank 0 Addr Config Register */ +#define EMC_SDMR0 (EMC_BASE + 0xa000) /* Mode Register of SDRAM bank 0 */ + +#define REG_EMC_BCR REG32(EMC_BCR) + +#define REG_EMC_SMCR0 REG32(EMC_SMCR0) +#define REG_EMC_SMCR1 REG32(EMC_SMCR1) +#define REG_EMC_SMCR2 REG32(EMC_SMCR2) +#define REG_EMC_SMCR3 REG32(EMC_SMCR3) +#define REG_EMC_SMCR4 REG32(EMC_SMCR4) +#define REG_EMC_SACR0 REG32(EMC_SACR0) +#define REG_EMC_SACR1 REG32(EMC_SACR1) +#define REG_EMC_SACR2 REG32(EMC_SACR2) +#define REG_EMC_SACR3 REG32(EMC_SACR3) +#define REG_EMC_SACR4 REG32(EMC_SACR4) + +#define REG_EMC_NFCSR REG32(EMC_NFCSR) +#define REG_EMC_NFECR REG32(EMC_NFECR) +#define REG_EMC_NFECC REG32(EMC_NFECC) +#define REG_EMC_NFPAR0 REG32(EMC_NFPAR0) +#define REG_EMC_NFPAR1 REG32(EMC_NFPAR1) +#define REG_EMC_NFPAR2 REG32(EMC_NFPAR2) +#define REG_EMC_NFINTS REG32(EMC_NFINTS) +#define REG_EMC_NFINTE REG32(EMC_NFINTE) +#define REG_EMC_NFERR0 REG32(EMC_NFERR0) +#define REG_EMC_NFERR1 REG32(EMC_NFERR1) +#define REG_EMC_NFERR2 REG32(EMC_NFERR2) +#define REG_EMC_NFERR3 REG32(EMC_NFERR3) + +#define REG_EMC_DMCR REG32(EMC_DMCR) +#define REG_EMC_RTCSR REG16(EMC_RTCSR) +#define REG_EMC_RTCNT REG16(EMC_RTCNT) +#define REG_EMC_RTCOR REG16(EMC_RTCOR) +#define REG_EMC_DMAR0 REG32(EMC_DMAR0) + +/* Static Memory Control Register */ +#define EMC_SMCR_STRV_BIT 24 +#define EMC_SMCR_STRV_MASK (0x0f << EMC_SMCR_STRV_BIT) +#define EMC_SMCR_TAW_BIT 20 +#define EMC_SMCR_TAW_MASK (0x0f << EMC_SMCR_TAW_BIT) +#define EMC_SMCR_TBP_BIT 16 +#define EMC_SMCR_TBP_MASK (0x0f << EMC_SMCR_TBP_BIT) +#define EMC_SMCR_TAH_BIT 12 +#define EMC_SMCR_TAH_MASK (0x07 << EMC_SMCR_TAH_BIT) +#define EMC_SMCR_TAS_BIT 8 +#define EMC_SMCR_TAS_MASK (0x07 << EMC_SMCR_TAS_BIT) +#define EMC_SMCR_BW_BIT 6 +#define EMC_SMCR_BW_MASK (0x03 << EMC_SMCR_BW_BIT) + #define EMC_SMCR_BW_8BIT (0 << EMC_SMCR_BW_BIT) + #define EMC_SMCR_BW_16BIT (1 << EMC_SMCR_BW_BIT) + #define EMC_SMCR_BW_32BIT (2 << EMC_SMCR_BW_BIT) +#define EMC_SMCR_BCM (1 << 3) +#define EMC_SMCR_BL_BIT 1 +#define EMC_SMCR_BL_MASK (0x03 << EMC_SMCR_BL_BIT) + #define EMC_SMCR_BL_4 (0 << EMC_SMCR_BL_BIT) + #define EMC_SMCR_BL_8 (1 << EMC_SMCR_BL_BIT) + #define EMC_SMCR_BL_16 (2 << EMC_SMCR_BL_BIT) + #define EMC_SMCR_BL_32 (3 << EMC_SMCR_BL_BIT) +#define EMC_SMCR_SMT (1 << 0) + +/* Static Memory Bank Addr Config Reg */ +#define EMC_SACR_BASE_BIT 8 +#define EMC_SACR_BASE_MASK (0xff << EMC_SACR_BASE_BIT) +#define EMC_SACR_MASK_BIT 0 +#define EMC_SACR_MASK_MASK (0xff << EMC_SACR_MASK_BIT) + +/* NAND Flash Control/Status Register */ +#define EMC_NFCSR_NFCE4 (1 << 7) /* NAND Flash Enable */ +#define EMC_NFCSR_NFE4 (1 << 6) /* NAND Flash FCE# Assertion Enable */ +#define EMC_NFCSR_NFCE3 (1 << 5) +#define EMC_NFCSR_NFE3 (1 << 4) +#define EMC_NFCSR_NFCE2 (1 << 3) +#define EMC_NFCSR_NFE2 (1 << 2) +#define EMC_NFCSR_NFCE1 (1 << 1) +#define EMC_NFCSR_NFE1 (1 << 0) + +/* NAND Flash ECC Control Register */ +#define EMC_NFECR_PRDY (1 << 4) /* Parity Ready */ +#define EMC_NFECR_RS_DECODING (0 << 3) /* RS is in decoding phase */ +#define EMC_NFECR_RS_ENCODING (1 << 3) /* RS is in encoding phase */ +#define EMC_NFECR_HAMMING (0 << 2) /* Select HAMMING Correction Algorithm */ +#define EMC_NFECR_RS (1 << 2) /* Select RS Correction Algorithm */ +#define EMC_NFECR_ERST (1 << 1) /* ECC Reset */ +#define EMC_NFECR_ECCE (1 << 0) /* ECC Enable */ + +/* NAND Flash ECC Data Register */ +#define EMC_NFECC_ECC2_BIT 16 +#define EMC_NFECC_ECC2_MASK (0xff << EMC_NFECC_ECC2_BIT) +#define EMC_NFECC_ECC1_BIT 8 +#define EMC_NFECC_ECC1_MASK (0xff << EMC_NFECC_ECC1_BIT) +#define EMC_NFECC_ECC0_BIT 0 +#define EMC_NFECC_ECC0_MASK (0xff << EMC_NFECC_ECC0_BIT) + +/* NAND Flash Interrupt Status Register */ +#define EMC_NFINTS_ERRCNT_BIT 29 /* Error Count */ +#define EMC_NFINTS_ERRCNT_MASK (0x7 << EMC_NFINTS_ERRCNT_BIT) +#define EMC_NFINTS_PADF (1 << 4) /* Padding Finished */ +#define EMC_NFINTS_DECF (1 << 3) /* Decoding Finished */ +#define EMC_NFINTS_ENCF (1 << 2) /* Encoding Finished */ +#define EMC_NFINTS_UNCOR (1 << 1) /* Uncorrectable Error Occurred */ +#define EMC_NFINTS_ERR (1 << 0) /* Error Occurred */ + +/* NAND Flash Interrupt Enable Register */ +#define EMC_NFINTE_PADFE (1 << 4) /* Padding Finished Interrupt Enable */ +#define EMC_NFINTE_DECFE (1 << 3) /* Decoding Finished Interrupt Enable */ +#define EMC_NFINTE_ENCFE (1 << 2) /* Encoding Finished Interrupt Enable */ +#define EMC_NFINTE_UNCORE (1 << 1) /* Uncorrectable Error Occurred Intr Enable */ +#define EMC_NFINTE_ERRE (1 << 0) /* Error Occurred Interrupt */ + +/* NAND Flash RS Error Report Register */ +#define EMC_NFERR_INDEX_BIT 16 /* Error Symbol Index */ +#define EMC_NFERR_INDEX_MASK (0x1ff << EMC_NFERR_INDEX_BIT) +#define EMC_NFERR_MASK_BIT 0 /* Error Symbol Value */ +#define EMC_NFERR_MASK_MASK (0x1ff << EMC_NFERR_MASK_BIT) + + +/* DRAM Control Register */ +#define EMC_DMCR_BW_BIT 31 +#define EMC_DMCR_BW (1 << EMC_DMCR_BW_BIT) +#define EMC_DMCR_CA_BIT 26 +#define EMC_DMCR_CA_MASK (0x07 << EMC_DMCR_CA_BIT) + #define EMC_DMCR_CA_8 (0 << EMC_DMCR_CA_BIT) + #define EMC_DMCR_CA_9 (1 << EMC_DMCR_CA_BIT) + #define EMC_DMCR_CA_10 (2 << EMC_DMCR_CA_BIT) + #define EMC_DMCR_CA_11 (3 << EMC_DMCR_CA_BIT) + #define EMC_DMCR_CA_12 (4 << EMC_DMCR_CA_BIT) +#define EMC_DMCR_RMODE (1 << 25) +#define EMC_DMCR_RFSH (1 << 24) +#define EMC_DMCR_MRSET (1 << 23) +#define EMC_DMCR_RA_BIT 20 +#define EMC_DMCR_RA_MASK (0x03 << EMC_DMCR_RA_BIT) + #define EMC_DMCR_RA_11 (0 << EMC_DMCR_RA_BIT) + #define EMC_DMCR_RA_12 (1 << EMC_DMCR_RA_BIT) + #define EMC_DMCR_RA_13 (2 << EMC_DMCR_RA_BIT) +#define EMC_DMCR_BA_BIT 19 +#define EMC_DMCR_BA (1 << EMC_DMCR_BA_BIT) +#define EMC_DMCR_PDM (1 << 18) +#define EMC_DMCR_EPIN (1 << 17) +#define EMC_DMCR_TRAS_BIT 13 +#define EMC_DMCR_TRAS_MASK (0x07 << EMC_DMCR_TRAS_BIT) +#define EMC_DMCR_RCD_BIT 11 +#define EMC_DMCR_RCD_MASK (0x03 << EMC_DMCR_RCD_BIT) +#define EMC_DMCR_TPC_BIT 8 +#define EMC_DMCR_TPC_MASK (0x07 << EMC_DMCR_TPC_BIT) +#define EMC_DMCR_TRWL_BIT 5 +#define EMC_DMCR_TRWL_MASK (0x03 << EMC_DMCR_TRWL_BIT) +#define EMC_DMCR_TRC_BIT 2 +#define EMC_DMCR_TRC_MASK (0x07 << EMC_DMCR_TRC_BIT) +#define EMC_DMCR_TCL_BIT 0 +#define EMC_DMCR_TCL_MASK (0x03 << EMC_DMCR_TCL_BIT) + +/* Refresh Time Control/Status Register */ +#define EMC_RTCSR_CMF (1 << 7) +#define EMC_RTCSR_CKS_BIT 0 +#define EMC_RTCSR_CKS_MASK (0x07 << EMC_RTCSR_CKS_BIT) + #define EMC_RTCSR_CKS_DISABLE (0 << EMC_RTCSR_CKS_BIT) + #define EMC_RTCSR_CKS_4 (1 << EMC_RTCSR_CKS_BIT) + #define EMC_RTCSR_CKS_16 (2 << EMC_RTCSR_CKS_BIT) + #define EMC_RTCSR_CKS_64 (3 << EMC_RTCSR_CKS_BIT) + #define EMC_RTCSR_CKS_256 (4 << EMC_RTCSR_CKS_BIT) + #define EMC_RTCSR_CKS_1024 (5 << EMC_RTCSR_CKS_BIT) + #define EMC_RTCSR_CKS_2048 (6 << EMC_RTCSR_CKS_BIT) + #define EMC_RTCSR_CKS_4096 (7 << EMC_RTCSR_CKS_BIT) + +/* SDRAM Bank Address Configuration Register */ +#define EMC_DMAR_BASE_BIT 8 +#define EMC_DMAR_BASE_MASK (0xff << EMC_DMAR_BASE_BIT) +#define EMC_DMAR_MASK_BIT 0 +#define EMC_DMAR_MASK_MASK (0xff << EMC_DMAR_MASK_BIT) + +/* Mode Register of SDRAM bank 0 */ +#define EMC_SDMR_BM (1 << 9) /* Write Burst Mode */ +#define EMC_SDMR_OM_BIT 7 /* Operating Mode */ +#define EMC_SDMR_OM_MASK (3 << EMC_SDMR_OM_BIT) + #define EMC_SDMR_OM_NORMAL (0 << EMC_SDMR_OM_BIT) +#define EMC_SDMR_CAS_BIT 4 /* CAS Latency */ +#define EMC_SDMR_CAS_MASK (7 << EMC_SDMR_CAS_BIT) + #define EMC_SDMR_CAS_1 (1 << EMC_SDMR_CAS_BIT) + #define EMC_SDMR_CAS_2 (2 << EMC_SDMR_CAS_BIT) + #define EMC_SDMR_CAS_3 (3 << EMC_SDMR_CAS_BIT) +#define EMC_SDMR_BT_BIT 3 /* Burst Type */ +#define EMC_SDMR_BT_MASK (1 << EMC_SDMR_BT_BIT) + #define EMC_SDMR_BT_SEQ (0 << EMC_SDMR_BT_BIT) /* Sequential */ + #define EMC_SDMR_BT_INT (1 << EMC_SDMR_BT_BIT) /* Interleave */ +#define EMC_SDMR_BL_BIT 0 /* Burst Length */ +#define EMC_SDMR_BL_MASK (7 << EMC_SDMR_BL_BIT) + #define EMC_SDMR_BL_1 (0 << EMC_SDMR_BL_BIT) + #define EMC_SDMR_BL_2 (1 << EMC_SDMR_BL_BIT) + #define EMC_SDMR_BL_4 (2 << EMC_SDMR_BL_BIT) + #define EMC_SDMR_BL_8 (3 << EMC_SDMR_BL_BIT) + +#define EMC_SDMR_CAS2_16BIT \ + (EMC_SDMR_CAS_2 | EMC_SDMR_BT_SEQ | EMC_SDMR_BL_2) +#define EMC_SDMR_CAS2_32BIT \ + (EMC_SDMR_CAS_2 | EMC_SDMR_BT_SEQ | EMC_SDMR_BL_4) +#define EMC_SDMR_CAS3_16BIT \ + (EMC_SDMR_CAS_3 | EMC_SDMR_BT_SEQ | EMC_SDMR_BL_2) +#define EMC_SDMR_CAS3_32BIT \ + (EMC_SDMR_CAS_3 | EMC_SDMR_BT_SEQ | EMC_SDMR_BL_4) + +/************************************************************************* + * CIM + *************************************************************************/ +#define CIM_CFG (CIM_BASE + 0x0000) +#define CIM_CTRL (CIM_BASE + 0x0004) +#define CIM_STATE (CIM_BASE + 0x0008) +#define CIM_IID (CIM_BASE + 0x000C) +#define CIM_RXFIFO (CIM_BASE + 0x0010) +#define CIM_DA (CIM_BASE + 0x0020) +#define CIM_FA (CIM_BASE + 0x0024) +#define CIM_FID (CIM_BASE + 0x0028) +#define CIM_CMD (CIM_BASE + 0x002C) + +#define REG_CIM_CFG REG32(CIM_CFG) +#define REG_CIM_CTRL REG32(CIM_CTRL) +#define REG_CIM_STATE REG32(CIM_STATE) +#define REG_CIM_IID REG32(CIM_IID) +#define REG_CIM_RXFIFO REG32(CIM_RXFIFO) +#define REG_CIM_DA REG32(CIM_DA) +#define REG_CIM_FA REG32(CIM_FA) +#define REG_CIM_FID REG32(CIM_FID) +#define REG_CIM_CMD REG32(CIM_CMD) + +/* CIM Configuration Register (CIM_CFG) */ + +#define CIM_CFG_INV_DAT (1 << 15) +#define CIM_CFG_VSP (1 << 14) +#define CIM_CFG_HSP (1 << 13) +#define CIM_CFG_PCP (1 << 12) +#define CIM_CFG_DUMMY_ZERO (1 << 9) +#define CIM_CFG_EXT_VSYNC (1 << 8) +#define CIM_CFG_PACK_BIT 4 +#define CIM_CFG_PACK_MASK (0x7 << CIM_CFG_PACK_BIT) + #define CIM_CFG_PACK_0 (0 << CIM_CFG_PACK_BIT) + #define CIM_CFG_PACK_1 (1 << CIM_CFG_PACK_BIT) + #define CIM_CFG_PACK_2 (2 << CIM_CFG_PACK_BIT) + #define CIM_CFG_PACK_3 (3 << CIM_CFG_PACK_BIT) + #define CIM_CFG_PACK_4 (4 << CIM_CFG_PACK_BIT) + #define CIM_CFG_PACK_5 (5 << CIM_CFG_PACK_BIT) + #define CIM_CFG_PACK_6 (6 << CIM_CFG_PACK_BIT) + #define CIM_CFG_PACK_7 (7 << CIM_CFG_PACK_BIT) +#define CIM_CFG_DSM_BIT 0 +#define CIM_CFG_DSM_MASK (0x3 << CIM_CFG_DSM_BIT) + #define CIM_CFG_DSM_CPM (0 << CIM_CFG_DSM_BIT) /* CCIR656 Progressive Mode */ + #define CIM_CFG_DSM_CIM (1 << CIM_CFG_DSM_BIT) /* CCIR656 Interlace Mode */ + #define CIM_CFG_DSM_GCM (2 << CIM_CFG_DSM_BIT) /* Gated Clock Mode */ + #define CIM_CFG_DSM_NGCM (3 << CIM_CFG_DSM_BIT) /* Non-Gated Clock Mode */ + +/* CIM Control Register (CIM_CTRL) */ + +#define CIM_CTRL_MCLKDIV_BIT 24 +#define CIM_CTRL_MCLKDIV_MASK (0xff << CIM_CTRL_MCLKDIV_BIT) +#define CIM_CTRL_FRC_BIT 16 +#define CIM_CTRL_FRC_MASK (0xf << CIM_CTRL_FRC_BIT) + #define CIM_CTRL_FRC_1 (0x0 << CIM_CTRL_FRC_BIT) /* Sample every frame */ + #define CIM_CTRL_FRC_2 (0x1 << CIM_CTRL_FRC_BIT) /* Sample 1/2 frame */ + #define CIM_CTRL_FRC_3 (0x2 << CIM_CTRL_FRC_BIT) /* Sample 1/3 frame */ + #define CIM_CTRL_FRC_4 (0x3 << CIM_CTRL_FRC_BIT) /* Sample 1/4 frame */ + #define CIM_CTRL_FRC_5 (0x4 << CIM_CTRL_FRC_BIT) /* Sample 1/5 frame */ + #define CIM_CTRL_FRC_6 (0x5 << CIM_CTRL_FRC_BIT) /* Sample 1/6 frame */ + #define CIM_CTRL_FRC_7 (0x6 << CIM_CTRL_FRC_BIT) /* Sample 1/7 frame */ + #define CIM_CTRL_FRC_8 (0x7 << CIM_CTRL_FRC_BIT) /* Sample 1/8 frame */ + #define CIM_CTRL_FRC_9 (0x8 << CIM_CTRL_FRC_BIT) /* Sample 1/9 frame */ + #define CIM_CTRL_FRC_10 (0x9 << CIM_CTRL_FRC_BIT) /* Sample 1/10 frame */ + #define CIM_CTRL_FRC_11 (0xA << CIM_CTRL_FRC_BIT) /* Sample 1/11 frame */ + #define CIM_CTRL_FRC_12 (0xB << CIM_CTRL_FRC_BIT) /* Sample 1/12 frame */ + #define CIM_CTRL_FRC_13 (0xC << CIM_CTRL_FRC_BIT) /* Sample 1/13 frame */ + #define CIM_CTRL_FRC_14 (0xD << CIM_CTRL_FRC_BIT) /* Sample 1/14 frame */ + #define CIM_CTRL_FRC_15 (0xE << CIM_CTRL_FRC_BIT) /* Sample 1/15 frame */ + #define CIM_CTRL_FRC_16 (0xF << CIM_CTRL_FRC_BIT) /* Sample 1/16 frame */ +#define CIM_CTRL_VDDM (1 << 13) +#define CIM_CTRL_DMA_SOFM (1 << 12) +#define CIM_CTRL_DMA_EOFM (1 << 11) +#define CIM_CTRL_DMA_STOPM (1 << 10) +#define CIM_CTRL_RXF_TRIGM (1 << 9) +#define CIM_CTRL_RXF_OFM (1 << 8) +#define CIM_CTRL_RXF_TRIG_BIT 4 +#define CIM_CTRL_RXF_TRIG_MASK (0x7 << CIM_CTRL_RXF_TRIG_BIT) + #define CIM_CTRL_RXF_TRIG_4 (0 << CIM_CTRL_RXF_TRIG_BIT) /* RXFIFO Trigger Value is 4 */ + #define CIM_CTRL_RXF_TRIG_8 (1 << CIM_CTRL_RXF_TRIG_BIT) /* RXFIFO Trigger Value is 8 */ + #define CIM_CTRL_RXF_TRIG_12 (2 << CIM_CTRL_RXF_TRIG_BIT) /* RXFIFO Trigger Value is 12 */ + #define CIM_CTRL_RXF_TRIG_16 (3 << CIM_CTRL_RXF_TRIG_BIT) /* RXFIFO Trigger Value is 16 */ + #define CIM_CTRL_RXF_TRIG_20 (4 << CIM_CTRL_RXF_TRIG_BIT) /* RXFIFO Trigger Value is 20 */ + #define CIM_CTRL_RXF_TRIG_24 (5 << CIM_CTRL_RXF_TRIG_BIT) /* RXFIFO Trigger Value is 24 */ + #define CIM_CTRL_RXF_TRIG_28 (6 << CIM_CTRL_RXF_TRIG_BIT) /* RXFIFO Trigger Value is 28 */ + #define CIM_CTRL_RXF_TRIG_32 (7 << CIM_CTRL_RXF_TRIG_BIT) /* RXFIFO Trigger Value is 32 */ +#define CIM_CTRL_DMA_EN (1 << 2) +#define CIM_CTRL_RXF_RST (1 << 1) +#define CIM_CTRL_ENA (1 << 0) + +/* CIM State Register (CIM_STATE) */ + +#define CIM_STATE_DMA_SOF (1 << 6) +#define CIM_STATE_DMA_EOF (1 << 5) +#define CIM_STATE_DMA_STOP (1 << 4) +#define CIM_STATE_RXF_OF (1 << 3) +#define CIM_STATE_RXF_TRIG (1 << 2) +#define CIM_STATE_RXF_EMPTY (1 << 1) +#define CIM_STATE_VDD (1 << 0) + +/* CIM DMA Command Register (CIM_CMD) */ + +#define CIM_CMD_SOFINT (1 << 31) +#define CIM_CMD_EOFINT (1 << 30) +#define CIM_CMD_STOP (1 << 28) +#define CIM_CMD_LEN_BIT 0 +#define CIM_CMD_LEN_MASK (0xffffff << CIM_CMD_LEN_BIT) + + +/************************************************************************* + * SADC (Smart A/D Controller) + *************************************************************************/ + +#define SADC_ENA (SADC_BASE + 0x00) /* ADC Enable Register */ +#define SADC_CFG (SADC_BASE + 0x04) /* ADC Configure Register */ +#define SADC_CTRL (SADC_BASE + 0x08) /* ADC Control Register */ +#define SADC_STATE (SADC_BASE + 0x0C) /* ADC Status Register*/ +#define SADC_SAMETIME (SADC_BASE + 0x10) /* ADC Same Point Time Register */ +#define SADC_WAITTIME (SADC_BASE + 0x14) /* ADC Wait Time Register */ +#define SADC_TSDAT (SADC_BASE + 0x18) /* ADC Touch Screen Data Register */ +#define SADC_BATDAT (SADC_BASE + 0x1C) /* ADC PBAT Data Register */ +#define SADC_SADDAT (SADC_BASE + 0x20) /* ADC SADCIN Data Register */ + +#define REG_SADC_ENA REG8(SADC_ENA) +#define REG_SADC_CFG REG32(SADC_CFG) +#define REG_SADC_CTRL REG8(SADC_CTRL) +#define REG_SADC_STATE REG8(SADC_STATE) +#define REG_SADC_SAMETIME REG16(SADC_SAMETIME) +#define REG_SADC_WAITTIME REG16(SADC_WAITTIME) +#define REG_SADC_TSDAT REG32(SADC_TSDAT) +#define REG_SADC_BATDAT REG16(SADC_BATDAT) +#define REG_SADC_SADDAT REG16(SADC_SADDAT) + +/* ADC Enable Register */ +#define SADC_ENA_ADEN (1 << 7) /* Touch Screen Enable */ +#define SADC_ENA_TSEN (1 << 2) /* Touch Screen Enable */ +#define SADC_ENA_PBATEN (1 << 1) /* PBAT Enable */ +#define SADC_ENA_SADCINEN (1 << 0) /* SADCIN Enable */ + +/* ADC Configure Register */ +#define SADC_CFG_CLKOUT_NUM_BIT 16 +#define SADC_CFG_CLKOUT_NUM_MASK (0x7 << SADC_CFG_CLKOUT_NUM_BIT) +#define SADC_CFG_TS_DMA (1 << 15) /* Touch Screen DMA Enable */ +#define SADC_CFG_XYZ_BIT 13 /* XYZ selection */ +#define SADC_CFG_XYZ_MASK (0x3 << SADC_CFG_XYZ_BIT) + #define SADC_CFG_XY (0 << SADC_CFG_XYZ_BIT) + #define SADC_CFG_XYZ (1 << SADC_CFG_XYZ_BIT) + #define SADC_CFG_XYZ1Z2 (2 << SADC_CFG_XYZ_BIT) +#define SADC_CFG_SNUM_BIT 10 /* Sample Number */ +#define SADC_CFG_SNUM_MASK (0x7 << SADC_CFG_SNUM_BIT) + #define SADC_CFG_SNUM_1 (0x0 << SADC_CFG_SNUM_BIT) + #define SADC_CFG_SNUM_2 (0x1 << SADC_CFG_SNUM_BIT) + #define SADC_CFG_SNUM_3 (0x2 << SADC_CFG_SNUM_BIT) + #define SADC_CFG_SNUM_4 (0x3 << SADC_CFG_SNUM_BIT) + #define SADC_CFG_SNUM_5 (0x4 << SADC_CFG_SNUM_BIT) + #define SADC_CFG_SNUM_6 (0x5 << SADC_CFG_SNUM_BIT) + #define SADC_CFG_SNUM_8 (0x6 << SADC_CFG_SNUM_BIT) + #define SADC_CFG_SNUM_9 (0x7 << SADC_CFG_SNUM_BIT) +#define SADC_CFG_CLKDIV_BIT 5 /* AD Converter frequency clock divider */ +#define SADC_CFG_CLKDIV_MASK (0x1f << SADC_CFG_CLKDIV_BIT) +#define SADC_CFG_PBAT_HIGH (0 << 4) /* PBAT >= 2.5V */ +#define SADC_CFG_PBAT_LOW (1 << 4) /* PBAT < 2.5V */ +#define SADC_CFG_CMD_BIT 0 /* ADC Command */ +#define SADC_CFG_CMD_MASK (0xf << SADC_CFG_CMD_BIT) + #define SADC_CFG_CMD_X_SE (0x0 << SADC_CFG_CMD_BIT) /* X Single-End */ + #define SADC_CFG_CMD_Y_SE (0x1 << SADC_CFG_CMD_BIT) /* Y Single-End */ + #define SADC_CFG_CMD_X_DIFF (0x2 << SADC_CFG_CMD_BIT) /* X Differential */ + #define SADC_CFG_CMD_Y_DIFF (0x3 << SADC_CFG_CMD_BIT) /* Y Differential */ + #define SADC_CFG_CMD_Z1_DIFF (0x4 << SADC_CFG_CMD_BIT) /* Z1 Differential */ + #define SADC_CFG_CMD_Z2_DIFF (0x5 << SADC_CFG_CMD_BIT) /* Z2 Differential */ + #define SADC_CFG_CMD_Z3_DIFF (0x6 << SADC_CFG_CMD_BIT) /* Z3 Differential */ + #define SADC_CFG_CMD_Z4_DIFF (0x7 << SADC_CFG_CMD_BIT) /* Z4 Differential */ + #define SADC_CFG_CMD_TP_SE (0x8 << SADC_CFG_CMD_BIT) /* Touch Pressure */ + #define SADC_CFG_CMD_PBATH_SE (0x9 << SADC_CFG_CMD_BIT) /* PBAT >= 2.5V */ + #define SADC_CFG_CMD_PBATL_SE (0xa << SADC_CFG_CMD_BIT) /* PBAT < 2.5V */ + #define SADC_CFG_CMD_SADCIN_SE (0xb << SADC_CFG_CMD_BIT) /* Measure SADCIN */ + #define SADC_CFG_CMD_INT_PEN (0xc << SADC_CFG_CMD_BIT) /* INT_PEN Enable */ + +/* ADC Control Register */ +#define SADC_CTRL_PENDM (1 << 4) /* Pen Down Interrupt Mask */ +#define SADC_CTRL_PENUM (1 << 3) /* Pen Up Interrupt Mask */ +#define SADC_CTRL_TSRDYM (1 << 2) /* Touch Screen Data Ready Interrupt Mask */ +#define SADC_CTRL_PBATRDYM (1 << 1) /* PBAT Data Ready Interrupt Mask */ +#define SADC_CTRL_SRDYM (1 << 0) /* SADCIN Data Ready Interrupt Mask */ + +/* ADC Status Register */ +#define SADC_STATE_TSBUSY (1 << 7) /* TS A/D is working */ +#define SADC_STATE_PBATBUSY (1 << 6) /* PBAT A/D is working */ +#define SADC_STATE_SBUSY (1 << 5) /* SADCIN A/D is working */ +#define SADC_STATE_PEND (1 << 4) /* Pen Down Interrupt Flag */ +#define SADC_STATE_PENU (1 << 3) /* Pen Up Interrupt Flag */ +#define SADC_STATE_TSRDY (1 << 2) /* Touch Screen Data Ready Interrupt Flag */ +#define SADC_STATE_PBATRDY (1 << 1) /* PBAT Data Ready Interrupt Flag */ +#define SADC_STATE_SRDY (1 << 0) /* SADCIN Data Ready Interrupt Flag */ + +/* ADC Touch Screen Data Register */ +#define SADC_TSDAT_DATA0_BIT 0 +#define SADC_TSDAT_DATA0_MASK (0xfff << SADC_TSDAT_DATA0_BIT) +#define SADC_TSDAT_TYPE0 (1 << 15) +#define SADC_TSDAT_DATA1_BIT 16 +#define SADC_TSDAT_DATA1_MASK (0xfff << SADC_TSDAT_DATA1_BIT) +#define SADC_TSDAT_TYPE1 (1 << 31) + + +/************************************************************************* + * SLCD (Smart LCD Controller) + *************************************************************************/ + +#define SLCD_CFG (SLCD_BASE + 0xA0) /* SLCD Configure Register */ +#define SLCD_CTRL (SLCD_BASE + 0xA4) /* SLCD Control Register */ +#define SLCD_STATE (SLCD_BASE + 0xA8) /* SLCD Status Register */ +#define SLCD_DATA (SLCD_BASE + 0xAC) /* SLCD Data Register */ +#define SLCD_FIFO (SLCD_BASE + 0xB0) /* SLCD FIFO Register */ + +#define REG_SLCD_CFG REG32(SLCD_CFG) +#define REG_SLCD_CTRL REG8(SLCD_CTRL) +#define REG_SLCD_STATE REG8(SLCD_STATE) +#define REG_SLCD_DATA REG32(SLCD_DATA) +#define REG_SLCD_FIFO REG32(SLCD_FIFO) + +/* SLCD Configure Register */ +#define SLCD_CFG_BURST_BIT 14 +#define SLCD_CFG_BURST_MASK (0x3 << SLCD_CFG_BURST_BIT) + #define SLCD_CFG_BURST_4_WORD (0 << SLCD_CFG_BURST_BIT) + #define SLCD_CFG_BURST_8_WORD (1 << SLCD_CFG_BURST_BIT) +#define SLCD_CFG_DWIDTH_BIT 10 +#define SLCD_CFG_DWIDTH_MASK (0x7 << SLCD_CFG_DWIDTH_BIT) + #define SLCD_CFG_DWIDTH_18 (0 << SLCD_CFG_DWIDTH_BIT) + #define SLCD_CFG_DWIDTH_16 (1 << SLCD_CFG_DWIDTH_BIT) + #define SLCD_CFG_DWIDTH_8_x3 (2 << SLCD_CFG_DWIDTH_BIT) + #define SLCD_CFG_DWIDTH_8_x2 (3 << SLCD_CFG_DWIDTH_BIT) + #define SLCD_CFG_DWIDTH_8_x1 (4 << SLCD_CFG_DWIDTH_BIT) + #define SLCD_CFG_DWIDTH_9_x2 (4 << SLCD_CFG_DWIDTH_BIT) +#define SLCD_CFG_CWIDTH_16BIT (0 << 8) +#define SLCD_CFG_CWIDTH_8BIT (1 << 8) +#define SLCD_CFG_CWIDTH_18BIT (2 << 8) +#define SLCD_CFG_CS_ACTIVE_LOW (0 << 4) +#define SLCD_CFG_CS_ACTIVE_HIGH (1 << 4) +#define SLCD_CFG_RS_CMD_LOW (0 << 3) +#define SLCD_CFG_RS_CMD_HIGH (1 << 3) +#define SLCD_CFG_CLK_ACTIVE_FALLING (0 << 1) +#define SLCD_CFG_CLK_ACTIVE_RISING (1 << 1) +#define SLCD_CFG_TYPE_PARALLEL (0 << 0) +#define SLCD_CFG_TYPE_SERIAL (1 << 0) + +/* SLCD Control Register */ +#define SLCD_CTRL_DMA_EN (1 << 0) + +/* SLCD Status Register */ +#define SLCD_STATE_BUSY (1 << 0) + +/* SLCD Data Register */ +#define SLCD_DATA_RS_DATA (0 << 31) +#define SLCD_DATA_RS_COMMAND (1 << 31) + +/* SLCD FIFO Register */ +#define SLCD_FIFO_RS_DATA (0 << 31) +#define SLCD_FIFO_RS_COMMAND (1 << 31) + + +/************************************************************************* + * LCD (LCD Controller) + *************************************************************************/ +#define LCD_CFG (LCD_BASE + 0x00) /* LCD Configure Register */ +#define LCD_VSYNC (LCD_BASE + 0x04) /* Vertical Synchronize Register */ +#define LCD_HSYNC (LCD_BASE + 0x08) /* Horizontal Synchronize Register */ +#define LCD_VAT (LCD_BASE + 0x0c) /* Virtual Area Setting Register */ +#define LCD_DAH (LCD_BASE + 0x10) /* Display Area Horizontal Start/End Point */ +#define LCD_DAV (LCD_BASE + 0x14) /* Display Area Vertical Start/End Point */ +#define LCD_PS (LCD_BASE + 0x18) /* PS Signal Setting */ +#define LCD_CLS (LCD_BASE + 0x1c) /* CLS Signal Setting */ +#define LCD_SPL (LCD_BASE + 0x20) /* SPL Signal Setting */ +#define LCD_REV (LCD_BASE + 0x24) /* REV Signal Setting */ +#define LCD_CTRL (LCD_BASE + 0x30) /* LCD Control Register */ +#define LCD_STATE (LCD_BASE + 0x34) /* LCD Status Register */ +#define LCD_IID (LCD_BASE + 0x38) /* Interrupt ID Register */ +#define LCD_DA0 (LCD_BASE + 0x40) /* Descriptor Address Register 0 */ +#define LCD_SA0 (LCD_BASE + 0x44) /* Source Address Register 0 */ +#define LCD_FID0 (LCD_BASE + 0x48) /* Frame ID Register 0 */ +#define LCD_CMD0 (LCD_BASE + 0x4c) /* DMA Command Register 0 */ +#define LCD_DA1 (LCD_BASE + 0x50) /* Descriptor Address Register 1 */ +#define LCD_SA1 (LCD_BASE + 0x54) /* Source Address Register 1 */ +#define LCD_FID1 (LCD_BASE + 0x58) /* Frame ID Register 1 */ +#define LCD_CMD1 (LCD_BASE + 0x5c) /* DMA Command Register 1 */ + +#define REG_LCD_CFG REG32(LCD_CFG) +#define REG_LCD_VSYNC REG32(LCD_VSYNC) +#define REG_LCD_HSYNC REG32(LCD_HSYNC) +#define REG_LCD_VAT REG32(LCD_VAT) +#define REG_LCD_DAH REG32(LCD_DAH) +#define REG_LCD_DAV REG32(LCD_DAV) +#define REG_LCD_PS REG32(LCD_PS) +#define REG_LCD_CLS REG32(LCD_CLS) +#define REG_LCD_SPL REG32(LCD_SPL) +#define REG_LCD_REV REG32(LCD_REV) +#define REG_LCD_CTRL REG32(LCD_CTRL) +#define REG_LCD_STATE REG32(LCD_STATE) +#define REG_LCD_IID REG32(LCD_IID) +#define REG_LCD_DA0 REG32(LCD_DA0) +#define REG_LCD_SA0 REG32(LCD_SA0) +#define REG_LCD_FID0 REG32(LCD_FID0) +#define REG_LCD_CMD0 REG32(LCD_CMD0) +#define REG_LCD_DA1 REG32(LCD_DA1) +#define REG_LCD_SA1 REG32(LCD_SA1) +#define REG_LCD_FID1 REG32(LCD_FID1) +#define REG_LCD_CMD1 REG32(LCD_CMD1) + +/* LCD Configure Register */ +#define LCD_CFG_LCDPIN_BIT 31 /* LCD pins selection */ +#define LCD_CFG_LCDPIN_MASK (0x1 << LCD_CFG_LCDPIN_BIT) + #define LCD_CFG_LCDPIN_LCD (0x0 << LCD_CFG_LCDPIN_BIT) + #define LCD_CFG_LCDPIN_SLCD (0x1 << LCD_CFG_LCDPIN_BIT) +#define LCD_CFG_PSM (1 << 23) /* PS signal mode */ +#define LCD_CFG_CLSM (1 << 22) /* CLS signal mode */ +#define LCD_CFG_SPLM (1 << 21) /* SPL signal mode */ +#define LCD_CFG_REVM (1 << 20) /* REV signal mode */ +#define LCD_CFG_HSYNM (1 << 19) /* HSYNC signal mode */ +#define LCD_CFG_PCLKM (1 << 18) /* PCLK signal mode */ +#define LCD_CFG_INVDAT (1 << 17) /* Inverse output data */ +#define LCD_CFG_SYNDIR_IN (1 << 16) /* VSYNC&HSYNC direction */ +#define LCD_CFG_PSP (1 << 15) /* PS pin reset state */ +#define LCD_CFG_CLSP (1 << 14) /* CLS pin reset state */ +#define LCD_CFG_SPLP (1 << 13) /* SPL pin reset state */ +#define LCD_CFG_REVP (1 << 12) /* REV pin reset state */ +#define LCD_CFG_HSP (1 << 11) /* HSYNC pority:0-active high,1-active low */ +#define LCD_CFG_PCP (1 << 10) /* PCLK pority:0-rising,1-falling */ +#define LCD_CFG_DEP (1 << 9) /* DE pority:0-active high,1-active low */ +#define LCD_CFG_VSP (1 << 8) /* VSYNC pority:0-rising,1-falling */ +#define LCD_CFG_PDW_BIT 4 /* STN pins utilization */ +#define LCD_CFG_PDW_MASK (0x3 << LCD_DEV_PDW_BIT) +#define LCD_CFG_PDW_1 (0 << LCD_CFG_PDW_BIT) /* LCD_D[0] */ + #define LCD_CFG_PDW_2 (1 << LCD_CFG_PDW_BIT) /* LCD_D[0:1] */ + #define LCD_CFG_PDW_4 (2 << LCD_CFG_PDW_BIT) /* LCD_D[0:3]/LCD_D[8:11] */ + #define LCD_CFG_PDW_8 (3 << LCD_CFG_PDW_BIT) /* LCD_D[0:7]/LCD_D[8:15] */ +#define LCD_CFG_MODE_BIT 0 /* Display Device Mode Select */ +#define LCD_CFG_MODE_MASK (0x0f << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_GENERIC_TFT (0 << LCD_CFG_MODE_BIT) /* 16,18 bit TFT */ + #define LCD_CFG_MODE_SPECIAL_TFT_1 (1 << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_SPECIAL_TFT_2 (2 << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_SPECIAL_TFT_3 (3 << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_NONINTER_CCIR656 (4 << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_INTER_CCIR656 (5 << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_SINGLE_CSTN (8 << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_SINGLE_MSTN (9 << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_DUAL_CSTN (10 << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_DUAL_MSTN (11 << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_SERIAL_TFT (12 << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_GENERIC_18BIT_TFT (13 << LCD_CFG_MODE_BIT) + /* JZ47XX defines */ + #define LCD_CFG_MODE_SHARP_HR (1 << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_CASIO_TFT (2 << LCD_CFG_MODE_BIT) + #define LCD_CFG_MODE_SAMSUNG_ALPHA (3 << LCD_CFG_MODE_BIT) + + + +/* Vertical Synchronize Register */ +#define LCD_VSYNC_VPS_BIT 16 /* VSYNC pulse start in line clock, fixed to 0 */ +#define LCD_VSYNC_VPS_MASK (0xffff << LCD_VSYNC_VPS_BIT) +#define LCD_VSYNC_VPE_BIT 0 /* VSYNC pulse end in line clock */ +#define LCD_VSYNC_VPE_MASK (0xffff << LCD_VSYNC_VPS_BIT) + +/* Horizontal Synchronize Register */ +#define LCD_HSYNC_HPS_BIT 16 /* HSYNC pulse start position in dot clock */ +#define LCD_HSYNC_HPS_MASK (0xffff << LCD_HSYNC_HPS_BIT) +#define LCD_HSYNC_HPE_BIT 0 /* HSYNC pulse end position in dot clock */ +#define LCD_HSYNC_HPE_MASK (0xffff << LCD_HSYNC_HPE_BIT) + +/* Virtual Area Setting Register */ +#define LCD_VAT_HT_BIT 16 /* Horizontal Total size in dot clock */ +#define LCD_VAT_HT_MASK (0xffff << LCD_VAT_HT_BIT) +#define LCD_VAT_VT_BIT 0 /* Vertical Total size in dot clock */ +#define LCD_VAT_VT_MASK (0xffff << LCD_VAT_VT_BIT) + +/* Display Area Horizontal Start/End Point Register */ +#define LCD_DAH_HDS_BIT 16 /* Horizontal display area start in dot clock */ +#define LCD_DAH_HDS_MASK (0xffff << LCD_DAH_HDS_BIT) +#define LCD_DAH_HDE_BIT 0 /* Horizontal display area end in dot clock */ +#define LCD_DAH_HDE_MASK (0xffff << LCD_DAH_HDE_BIT) + +/* Display Area Vertical Start/End Point Register */ +#define LCD_DAV_VDS_BIT 16 /* Vertical display area start in line clock */ +#define LCD_DAV_VDS_MASK (0xffff << LCD_DAV_VDS_BIT) +#define LCD_DAV_VDE_BIT 0 /* Vertical display area end in line clock */ +#define LCD_DAV_VDE_MASK (0xffff << LCD_DAV_VDE_BIT) + +/* PS Signal Setting */ +#define LCD_PS_PSS_BIT 16 /* PS signal start position in dot clock */ +#define LCD_PS_PSS_MASK (0xffff << LCD_PS_PSS_BIT) +#define LCD_PS_PSE_BIT 0 /* PS signal end position in dot clock */ +#define LCD_PS_PSE_MASK (0xffff << LCD_PS_PSE_BIT) + +/* CLS Signal Setting */ +#define LCD_CLS_CLSS_BIT 16 /* CLS signal start position in dot clock */ +#define LCD_CLS_CLSS_MASK (0xffff << LCD_CLS_CLSS_BIT) +#define LCD_CLS_CLSE_BIT 0 /* CLS signal end position in dot clock */ +#define LCD_CLS_CLSE_MASK (0xffff << LCD_CLS_CLSE_BIT) + +/* SPL Signal Setting */ +#define LCD_SPL_SPLS_BIT 16 /* SPL signal start position in dot clock */ +#define LCD_SPL_SPLS_MASK (0xffff << LCD_SPL_SPLS_BIT) +#define LCD_SPL_SPLE_BIT 0 /* SPL signal end position in dot clock */ +#define LCD_SPL_SPLE_MASK (0xffff << LCD_SPL_SPLE_BIT) + +/* REV Signal Setting */ +#define LCD_REV_REVS_BIT 16 /* REV signal start position in dot clock */ +#define LCD_REV_REVS_MASK (0xffff << LCD_REV_REVS_BIT) + +/* LCD Control Register */ +#define LCD_CTRL_BST_BIT 28 /* Burst Length Selection */ +#define LCD_CTRL_BST_MASK (0x03 << LCD_CTRL_BST_BIT) + #define LCD_CTRL_BST_4 (0 << LCD_CTRL_BST_BIT) /* 4-word */ + #define LCD_CTRL_BST_8 (1 << LCD_CTRL_BST_BIT) /* 8-word */ + #define LCD_CTRL_BST_16 (2 << LCD_CTRL_BST_BIT) /* 16-word */ +#define LCD_CTRL_RGB565 (0 << 27) /* RGB565 mode */ +#define LCD_CTRL_RGB555 (1 << 27) /* RGB555 mode */ +#define LCD_CTRL_OFUP (1 << 26) /* Output FIFO underrun protection enable */ +#define LCD_CTRL_FRC_BIT 24 /* STN FRC Algorithm Selection */ +#define LCD_CTRL_FRC_MASK (0x03 << LCD_CTRL_FRC_BIT) + #define LCD_CTRL_FRC_16 (0 << LCD_CTRL_FRC_BIT) /* 16 grayscale */ + #define LCD_CTRL_FRC_4 (1 << LCD_CTRL_FRC_BIT) /* 4 grayscale */ + #define LCD_CTRL_FRC_2 (2 << LCD_CTRL_FRC_BIT) /* 2 grayscale */ +#define LCD_CTRL_PDD_BIT 16 /* Load Palette Delay Counter */ +#define LCD_CTRL_PDD_MASK (0xff << LCD_CTRL_PDD_BIT) +#define LCD_CTRL_EOFM (1 << 13) /* EOF interrupt mask */ +#define LCD_CTRL_SOFM (1 << 12) /* SOF interrupt mask */ +#define LCD_CTRL_OFUM (1 << 11) /* Output FIFO underrun interrupt mask */ +#define LCD_CTRL_IFUM0 (1 << 10) /* Input FIFO 0 underrun interrupt mask */ +#define LCD_CTRL_IFUM1 (1 << 9) /* Input FIFO 1 underrun interrupt mask */ +#define LCD_CTRL_LDDM (1 << 8) /* LCD disable done interrupt mask */ +#define LCD_CTRL_QDM (1 << 7) /* LCD quick disable done interrupt mask */ +#define LCD_CTRL_BEDN (1 << 6) /* Endian selection */ +#define LCD_CTRL_PEDN (1 << 5) /* Endian in byte:0-msb first, 1-lsb first */ +#define LCD_CTRL_DIS (1 << 4) /* Disable indicate bit */ +#define LCD_CTRL_ENA (1 << 3) /* LCD enable bit */ +#define LCD_CTRL_BPP_BIT 0 /* Bits Per Pixel */ +#define LCD_CTRL_BPP_MASK (0x07 << LCD_CTRL_BPP_BIT) + #define LCD_CTRL_BPP_1 (0 << LCD_CTRL_BPP_BIT) /* 1 bpp */ + #define LCD_CTRL_BPP_2 (1 << LCD_CTRL_BPP_BIT) /* 2 bpp */ + #define LCD_CTRL_BPP_4 (2 << LCD_CTRL_BPP_BIT) /* 4 bpp */ + #define LCD_CTRL_BPP_8 (3 << LCD_CTRL_BPP_BIT) /* 8 bpp */ + #define LCD_CTRL_BPP_16 (4 << LCD_CTRL_BPP_BIT) /* 15/16 bpp */ + #define LCD_CTRL_BPP_18_24 (5 << LCD_CTRL_BPP_BIT) /* 18/24/32 bpp */ + +/* LCD Status Register */ +#define LCD_STATE_QD (1 << 7) /* Quick Disable Done */ +#define LCD_STATE_EOF (1 << 5) /* EOF Flag */ +#define LCD_STATE_SOF (1 << 4) /* SOF Flag */ +#define LCD_STATE_OFU (1 << 3) /* Output FIFO Underrun */ +#define LCD_STATE_IFU0 (1 << 2) /* Input FIFO 0 Underrun */ +#define LCD_STATE_IFU1 (1 << 1) /* Input FIFO 1 Underrun */ +#define LCD_STATE_LDD (1 << 0) /* LCD Disabled */ + +/* DMA Command Register */ +#define LCD_CMD_SOFINT (1 << 31) +#define LCD_CMD_EOFINT (1 << 30) +#define LCD_CMD_PAL (1 << 28) +#define LCD_CMD_LEN_BIT 0 +#define LCD_CMD_LEN_MASK (0xffffff << LCD_CMD_LEN_BIT) + + +/************************************************************************* + * USB Device + *************************************************************************/ +#define USB_BASE UDC_BASE + +#define USB_REG_FADDR (USB_BASE + 0x00) /* Function Address 8-bit */ +#define USB_REG_POWER (USB_BASE + 0x01) /* Power Managemetn 8-bit */ +#define USB_REG_INTRIN (USB_BASE + 0x02) /* Interrupt IN 16-bit */ +#define USB_REG_INTROUT (USB_BASE + 0x04) /* Interrupt OUT 16-bit */ +#define USB_REG_INTRINE (USB_BASE + 0x06) /* Intr IN enable 16-bit */ +#define USB_REG_INTROUTE (USB_BASE + 0x08) /* Intr OUT enable 16-bit */ +#define USB_REG_INTRUSB (USB_BASE + 0x0a) /* Interrupt USB 8-bit */ +#define USB_REG_INTRUSBE (USB_BASE + 0x0b) /* Interrupt USB Enable 8-bit */ +#define USB_REG_FRAME (USB_BASE + 0x0c) /* Frame number 16-bit */ +#define USB_REG_INDEX (USB_BASE + 0x0e) /* Index register 8-bit */ +#define USB_REG_TESTMODE (USB_BASE + 0x0f) /* USB test mode 8-bit */ + +#define USB_REG_CSR0 (USB_BASE + 0x12) /* EP0 CSR 8-bit */ +#define USB_REG_INMAXP (USB_BASE + 0x10) /* EP1-2 IN Max Pkt Size 16-bit */ +#define USB_REG_INCSR (USB_BASE + 0x12) /* EP1-2 IN CSR LSB 8/16bit */ +#define USB_REG_INCSRH (USB_BASE + 0x13) /* EP1-2 IN CSR MSB 8-bit */ +#define USB_REG_OUTMAXP (USB_BASE + 0x14) /* EP1 OUT Max Pkt Size 16-bit */ +#define USB_REG_OUTCSR (USB_BASE + 0x16) /* EP1 OUT CSR LSB 8/16bit */ +#define USB_REG_OUTCSRH (USB_BASE + 0x17) /* EP1 OUT CSR MSB 8-bit */ +#define USB_REG_OUTCOUNT (USB_BASE + 0x18) /* bytes in EP0/1 OUT FIFO 16-bit */ + +#define USB_FIFO_EP0 (USB_BASE + 0x20) +#define USB_FIFO_EP1 (USB_BASE + 0x24) +#define USB_FIFO_EP2 (USB_BASE + 0x28) + +#define USB_REG_EPINFO (USB_BASE + 0x78) /* Endpoint information */ +#define USB_REG_RAMINFO (USB_BASE + 0x79) /* RAM information */ + +#define USB_REG_INTR (USB_BASE + 0x200) /* DMA pending interrupts */ +#define USB_REG_CNTL1 (USB_BASE + 0x204) /* DMA channel 1 control */ +#define USB_REG_ADDR1 (USB_BASE + 0x208) /* DMA channel 1 AHB memory addr */ +#define USB_REG_COUNT1 (USB_BASE + 0x20c) /* DMA channel 1 byte count */ +#define USB_REG_CNTL2 (USB_BASE + 0x214) /* DMA channel 2 control */ +#define USB_REG_ADDR2 (USB_BASE + 0x218) /* DMA channel 2 AHB memory addr */ +#define USB_REG_COUNT2 (USB_BASE + 0x21c) /* DMA channel 2 byte count */ + + +/* Power register bit masks */ +#define USB_POWER_SUSPENDM 0x01 +#define USB_POWER_RESUME 0x04 +#define USB_POWER_HSMODE 0x10 +#define USB_POWER_HSENAB 0x20 +#define USB_POWER_SOFTCONN 0x40 + +/* Interrupt register bit masks */ +#define USB_INTR_SUSPEND 0x01 +#define USB_INTR_RESUME 0x02 +#define USB_INTR_RESET 0x04 + +#define USB_INTR_EP0 0x0001 +#define USB_INTR_INEP1 0x0002 +#define USB_INTR_INEP2 0x0004 +#define USB_INTR_OUTEP1 0x0002 + +/* CSR0 bit masks */ +#define USB_CSR0_OUTPKTRDY 0x01 +#define USB_CSR0_INPKTRDY 0x02 +#define USB_CSR0_SENTSTALL 0x04 +#define USB_CSR0_DATAEND 0x08 +#define USB_CSR0_SETUPEND 0x10 +#define USB_CSR0_SENDSTALL 0x20 +#define USB_CSR0_SVDOUTPKTRDY 0x40 +#define USB_CSR0_SVDSETUPEND 0x80 + +/* Endpoint CSR register bits */ +#define USB_INCSRH_AUTOSET 0x80 +#define USB_INCSRH_ISO 0x40 +#define USB_INCSRH_MODE 0x20 +#define USB_INCSRH_DMAREQENAB 0x10 +#define USB_INCSRH_DMAREQMODE 0x04 +#define USB_INCSR_CDT 0x40 +#define USB_INCSR_SENTSTALL 0x20 +#define USB_INCSR_SENDSTALL 0x10 +#define USB_INCSR_FF 0x08 +#define USB_INCSR_UNDERRUN 0x04 +#define USB_INCSR_FFNOTEMPT 0x02 +#define USB_INCSR_INPKTRDY 0x01 +#define USB_OUTCSRH_AUTOCLR 0x80 +#define USB_OUTCSRH_ISO 0x40 +#define USB_OUTCSRH_DMAREQENAB 0x20 +#define USB_OUTCSRH_DNYT 0x10 +#define USB_OUTCSRH_DMAREQMODE 0x08 +#define USB_OUTCSR_CDT 0x80 +#define USB_OUTCSR_SENTSTALL 0x40 +#define USB_OUTCSR_SENDSTALL 0x20 +#define USB_OUTCSR_FF 0x10 +#define USB_OUTCSR_DATAERR 0x08 +#define USB_OUTCSR_OVERRUN 0x04 +#define USB_OUTCSR_FFFULL 0x02 +#define USB_OUTCSR_OUTPKTRDY 0x01 + +/* Testmode register bits */ +#define USB_TEST_SE0NAK 0x01 +#define USB_TEST_J 0x02 +#define USB_TEST_K 0x04 +#define USB_TEST_PACKET 0x08 + +/* DMA control bits */ +#define USB_CNTL_ENA 0x01 +#define USB_CNTL_DIR_IN 0x02 +#define USB_CNTL_MODE_1 0x04 +#define USB_CNTL_INTR_EN 0x08 +#define USB_CNTL_EP(n) ((n) << 4) +#define USB_CNTL_BURST_0 (0 << 9) +#define USB_CNTL_BURST_4 (1 << 9) +#define USB_CNTL_BURST_8 (2 << 9) +#define USB_CNTL_BURST_16 (3 << 9) + + + +/* Module Operation Definitions */ +#ifndef __ASSEMBLY__ + + +/* GPIO Pins Description */ +/* PORT 0: */ +/* PIN/BIT N FUNC0 FUNC1 */ +/* 0 D0 - */ +/* 1 D1 - */ +/* 2 D2 - */ +/* 3 D3 - */ +/* 4 D4 - */ +/* 5 D5 - */ +/* 6 D6 - */ +/* 7 D7 - */ +/* 8 D8 - */ +/* 9 D9 - */ +/* 10 D10 - */ +/* 11 D11 - */ +/* 12 D12 - */ +/* 13 D13 - */ +/* 14 D14 - */ +/* 15 D15 - */ +/* 16 D16 - */ +/* 17 D17 - */ +/* 18 D18 - */ +/* 19 D19 - */ +/* 20 D20 - */ +/* 21 D21 - */ +/* 22 D22 - */ +/* 23 D23 - */ +/* 24 D24 - */ +/* 25 D25 - */ +/* 26 D26 - */ +/* 27 D27 - */ +/* 28 D28 - */ +/* 29 D29 - */ +/* 30 D30 - */ +/* 31 D31 - */ +/*------------------------------------------------------ */ +/* PORT 1: */ +/* */ +/* PIN/BIT N FUNC0 FUNC1 */ +/* 0 A0 - */ +/* 1 A1 - */ +/* 2 A2 - */ +/* 3 A3 - */ +/* 4 A4 - */ +/* 5 A5 - */ +/* 6 A6 - */ +/* 7 A7 - */ +/* 8 A8 - */ +/* 9 A9 - */ +/* 10 A10 - */ +/* 11 A11 - */ +/* 12 A12 - */ +/* 13 A13 - */ +/* 14 A14 - */ +/* 15 A15/CL - */ +/* 16 A16/AL - */ +/* 17 LCD_CLS A21 */ +/* 18 LCD_SPL A22 */ +/* 19 DCS# - */ +/* 20 RAS# - */ +/* 21 CAS# - */ +/* 22 RDWE#/BUFD# - */ +/* 23 CKE - */ +/* 24 CKO - */ +/* 25 CS1# - */ +/* 26 CS2# - */ +/* 27 CS3# - */ +/* 28 CS4# - */ +/* 29 RD# - */ +/* 30 WR# - */ +/* 31 WE0# - */ +/* Note: PIN15&16 are CL&AL when connecting to NAND flash. */ +/*------------------------------------------------------ */ +/* PORT 2: */ +/* */ +/* PIN/BIT N FUNC0 FUNC1 */ +/* 0 LCD_D0 - */ +/* 1 LCD_D1 - */ +/* 2 LCD_D2 - */ +/* 3 LCD_D3 - */ +/* 4 LCD_D4 - */ +/* 5 LCD_D5 - */ +/* 6 LCD_D6 - */ +/* 7 LCD_D7 - */ +/* 8 LCD_D8 - */ +/* 9 LCD_D9 - */ +/* 10 LCD_D10 - */ +/* 11 LCD_D11 - */ +/* 12 LCD_D12 - */ +/* 13 LCD_D13 - */ +/* 14 LCD_D14 - */ +/* 15 LCD_D15 - */ +/* 16 LCD_D16 - */ +/* 17 LCD_D17 - */ +/* 18 LCD_PCLK - */ +/* 19 LCD_HSYNC - */ +/* 20 LCD_VSYNC - */ +/* 21 LCD_DE - */ +/* 22 LCD_PS A19 */ +/* 23 LCD_REV A20 */ +/* 24 WE1# - */ +/* 25 WE2# - */ +/* 26 WE3# - */ +/* 27 WAIT# - */ +/* 28 FRE# - */ +/* 29 FWE# - */ +/* 30(NOTE:FRB#) - - */ +/* 31 - - */ +/* NOTE(1): PIN30 is used for FRB# when connecting to NAND flash. */ +/*------------------------------------------------------ */ +/* PORT 3: */ +/* */ +/* PIN/BIT N FUNC0 FUNC1 */ +/* 0 CIM_D0 - */ +/* 1 CIM_D1 - */ +/* 2 CIM_D2 - */ +/* 3 CIM_D3 - */ +/* 4 CIM_D4 - */ +/* 5 CIM_D5 - */ +/* 6 CIM_D6 - */ +/* 7 CIM_D7 - */ +/* 8 MSC_CMD - */ +/* 9 MSC_CLK - */ +/* 10 MSC_D0 - */ +/* 11 MSC_D1 - */ +/* 12 MSC_D2 - */ +/* 13 MSC_D3 - */ +/* 14 CIM_MCLK - */ +/* 15 CIM_PCLK - */ +/* 16 CIM_VSYNC - */ +/* 17 CIM_HSYNC - */ +/* 18 SSI_CLK SCLK_RSTN */ +/* 19 SSI_CE0# BIT_CLK(AIC) */ +/* 20 SSI_DT SDATA_OUT(AIC) */ +/* 21 SSI_DR SDATA_IN(AIC) */ +/* 22 SSI_CE1#&GPC SYNC(AIC) */ +/* 23 PWM0 I2C_SDA */ +/* 24 PWM1 I2C_SCK */ +/* 25 PWM2 UART0_TxD */ +/* 26 PWM3 UART0_RxD */ +/* 27 PWM4 A17 */ +/* 28 PWM5 A18 */ +/* 29 - - */ +/* 30 PWM6 UART0_CTS/UART1_RxD */ +/* 31 PWM7 UART0_RTS/UART1_TxD */ +/* + * p is the port number (0,1,2,3) + * o is the pin offset (0-31) inside the port + * n is the absolute number of a pin (0-127), regardless of the port + */ + +/* Function Pins Mode */ + +#define __gpio_as_func0(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXFUNS(p) = (1 << o); \ + REG_GPIO_PXSELC(p) = (1 << o); \ +} while (0) + +#define __gpio_as_func1(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXFUNS(p) = (1 << o); \ + REG_GPIO_PXSELS(p) = (1 << o); \ +} while (0) + +/* + * D0 ~ D31, A0 ~ A16, DCS#, RAS#, CAS#, CKE#, + * RDWE#, CKO#, WE0#, WE1#, WE2#, WE3# + */ +#define __gpio_as_sdram_32bit() \ +do { \ + REG_GPIO_PXFUNS(0) = 0xffffffff; \ + REG_GPIO_PXSELC(0) = 0xffffffff; \ + REG_GPIO_PXPES(0) = 0xffffffff; \ + REG_GPIO_PXFUNS(1) = 0x81f9ffff; \ + REG_GPIO_PXSELC(1) = 0x81f9ffff; \ + REG_GPIO_PXPES(1) = 0x81f9ffff; \ + REG_GPIO_PXFUNS(2) = 0x07000000; \ + REG_GPIO_PXSELC(2) = 0x07000000; \ + REG_GPIO_PXPES(2) = 0x07000000; \ +} while (0) + +/* + * D0 ~ D15, A0 ~ A16, DCS#, RAS#, CAS#, CKE#, + * RDWE#, CKO#, WE0#, WE1# + */ +#define __gpio_as_sdram_16bit_4720() \ +do { \ + REG_GPIO_PXFUNS(0) = 0x5442bfaa; \ + REG_GPIO_PXSELC(0) = 0x5442bfaa; \ + REG_GPIO_PXPES(0) = 0x5442bfaa; \ + REG_GPIO_PXFUNS(1) = 0x81f9ffff; \ + REG_GPIO_PXSELC(1) = 0x81f9ffff; \ + REG_GPIO_PXPES(1) = 0x81f9ffff; \ + REG_GPIO_PXFUNS(2) = 0x01000000; \ + REG_GPIO_PXSELC(2) = 0x01000000; \ + REG_GPIO_PXPES(2) = 0x01000000; \ +} while (0) + +/* + * D0 ~ D15, A0 ~ A16, DCS#, RAS#, CAS#, CKE#, + * RDWE#, CKO#, WE0#, WE1# + */ +#define __gpio_as_sdram_16bit_4725() \ +do { \ + REG_GPIO_PXFUNS(0) = 0x0000ffff; \ + REG_GPIO_PXSELC(0) = 0x0000ffff; \ + REG_GPIO_PXPES(0) = 0x0000ffff; \ + REG_GPIO_PXFUNS(1) = 0x81f9ffff; \ + REG_GPIO_PXSELC(1) = 0x81f9ffff; \ + REG_GPIO_PXPES(1) = 0x81f9ffff; \ + REG_GPIO_PXFUNS(2) = 0x01000000; \ + REG_GPIO_PXSELC(2) = 0x01000000; \ + REG_GPIO_PXPES(2) = 0x01000000; \ +} while (0) + + +/* + * CS1#, CLE, ALE, FRE#, FWE#, FRB#, RDWE#/BUFD# + */ +#define __gpio_as_nand() \ +do { \ + REG_GPIO_PXFUNS(1) = 0x02018000; \ + REG_GPIO_PXSELC(1) = 0x02018000; \ + REG_GPIO_PXPES(1) = 0x02018000; \ + REG_GPIO_PXFUNS(2) = 0x30000000; \ + REG_GPIO_PXSELC(2) = 0x30000000; \ + REG_GPIO_PXPES(2) = 0x30000000; \ + REG_GPIO_PXFUNC(2) = 0x40000000; \ + REG_GPIO_PXSELC(2) = 0x40000000; \ + REG_GPIO_PXDIRC(2) = 0x40000000; \ + REG_GPIO_PXPES(2) = 0x40000000; \ + REG_GPIO_PXFUNS(1) = 0x00400000; \ + REG_GPIO_PXSELC(1) = 0x00400000; \ +} while (0) + +/* + * CS4#, RD#, WR#, WAIT#, A0 ~ A22, D0 ~ D7 + */ +#define __gpio_as_nor_8bit() \ +do { \ + REG_GPIO_PXFUNS(0) = 0x000000ff; \ + REG_GPIO_PXSELC(0) = 0x000000ff; \ + REG_GPIO_PXPES(0) = 0x000000ff; \ + REG_GPIO_PXFUNS(1) = 0x7041ffff; \ + REG_GPIO_PXSELC(1) = 0x7041ffff; \ + REG_GPIO_PXPES(1) = 0x7041ffff; \ + REG_GPIO_PXFUNS(1) = 0x00060000; \ + REG_GPIO_PXSELS(1) = 0x00060000; \ + REG_GPIO_PXPES(1) = 0x00060000; \ + REG_GPIO_PXFUNS(2) = 0x08000000; \ + REG_GPIO_PXSELC(2) = 0x08000000; \ + REG_GPIO_PXPES(2) = 0x08000000; \ + REG_GPIO_PXFUNS(2) = 0x00c00000; \ + REG_GPIO_PXSELS(2) = 0x00c00000; \ + REG_GPIO_PXPES(2) = 0x00c00000; \ + REG_GPIO_PXFUNS(3) = 0x18000000; \ + REG_GPIO_PXSELS(3) = 0x18000000; \ + REG_GPIO_PXPES(3) = 0x18000000; \ +} while (0) + +/* + * CS4#, RD#, WR#, WAIT#, A0 ~ A22, D0 ~ D15 + */ +#define __gpio_as_nor_16bit() \ +do { \ + REG_GPIO_PXFUNS(0) = 0x0000ffff; \ + REG_GPIO_PXSELC(0) = 0x0000ffff; \ + REG_GPIO_PXPES(0) = 0x0000ffff; \ + REG_GPIO_PXFUNS(1) = 0x7041ffff; \ + REG_GPIO_PXSELC(1) = 0x7041ffff; \ + REG_GPIO_PXPES(1) = 0x7041ffff; \ + REG_GPIO_PXFUNS(1) = 0x00060000; \ + REG_GPIO_PXSELS(1) = 0x00060000; \ + REG_GPIO_PXPES(1) = 0x00060000; \ + REG_GPIO_PXFUNS(2) = 0x08000000; \ + REG_GPIO_PXSELC(2) = 0x08000000; \ + REG_GPIO_PXPES(2) = 0x08000000; \ + REG_GPIO_PXFUNS(2) = 0x00c00000; \ + REG_GPIO_PXSELS(2) = 0x00c00000; \ + REG_GPIO_PXPES(2) = 0x00c00000; \ + REG_GPIO_PXFUNS(3) = 0x18000000; \ + REG_GPIO_PXSELS(3) = 0x18000000; \ + REG_GPIO_PXPES(3) = 0x18000000; \ +} while (0) + +/* + * UART0_TxD, UART_RxD0 + */ +#define __gpio_as_uart0() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x06000000; \ + REG_GPIO_PXSELS(3) = 0x06000000; \ + REG_GPIO_PXPES(3) = 0x06000000; \ +} while (0) + +#define __gpio_jtag_to_uart0() \ +do { \ + REG_GPIO_PXSELS(2) = 0x80000000; \ +} while (0) + +/* + * UART0_CTS, UART0_RTS + */ +#define __gpio_as_ctsrts() \ +do { \ + REG_GPIO_PXFUNS(3) = 0xc0000000; \ + REG_GPIO_PXSELS(3) = 0xc0000000; \ + REG_GPIO_PXTRGC(3) = 0xc0000000; \ + REG_GPIO_PXPES(3) = 0xc0000000; \ +} while (0) + +/* + * UART1_TxD, UART1_RxD1 + */ +#define __gpio_as_uart1() \ +do { \ + REG_GPIO_PXFUNS(3) = 0xc0000000; \ + REG_GPIO_PXSELC(3) = 0xc0000000; \ + REG_GPIO_PXTRGS(3) = 0xc0000000; \ + REG_GPIO_PXPES(3) = 0xc0000000; \ +} while (0) + +/* + * LCD_D0~LCD_D15, LCD_PCLK, LCD_HSYNC, LCD_VSYNC, LCD_DE + */ +#define __gpio_as_lcd_16bit() \ +do { \ + REG_GPIO_PXFUNS(2) = 0x003cffff; \ + REG_GPIO_PXSELC(2) = 0x003cffff; \ + REG_GPIO_PXPES(2) = 0x003cffff; \ +} while (0) + +/* + * LCD_D0~LCD_D17, LCD_PCLK, LCD_HSYNC, LCD_VSYNC, LCD_DE + */ +#define __gpio_as_lcd_18bit() \ +do { \ + REG_GPIO_PXFUNS(2) = 0x003fffff; \ + REG_GPIO_PXSELC(2) = 0x003fffff; \ + REG_GPIO_PXPES(2) = 0x003fffff; \ +} while (0) + + +/* LCD_D0~LCD_D7, SLCD_RS, SLCD_CS */ +#define __gpio_as_slcd_8bit() \ +do { \ + REG_GPIO_PXFUNS(2) = 0x001800ff; \ + REG_GPIO_PXSELC(2) = 0x001800ff; \ +} while (0) + +/* LCD_D0~LCD_D7, SLCD_RS, SLCD_CS */ +#define __gpio_as_slcd_9bit() \ +do { \ + REG_GPIO_PXFUNS(2) = 0x001801ff; \ + REG_GPIO_PXSELC(2) = 0x001801ff; \ +} while (0) + +/* LCD_D0~LCD_D15, SLCD_RS, SLCD_CS */ +#define __gpio_as_slcd_16bit() \ +do { \ + REG_GPIO_PXFUNS(2) = 0x0018ffff; \ + REG_GPIO_PXSELC(2) = 0x0018ffff; \ +} while (0) + +/* LCD_D0~LCD_D17, SLCD_RS, SLCD_CS */ +#define __gpio_as_slcd_18bit() \ +do { \ + REG_GPIO_PXFUNS(2) = 0x001bffff; \ + REG_GPIO_PXSELC(2) = 0x001bffff; \ +} while (0) +/* + * CIM_D0~CIM_D7, CIM_MCLK, CIM_PCLK, CIM_VSYNC, CIM_HSYNC + */ +#define __gpio_as_cim() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x0003c0ff; \ + REG_GPIO_PXSELC(3) = 0x0003c0ff; \ + REG_GPIO_PXPES(3) = 0x0003c0ff; \ +} while (0) + +/* + * SDATA_OUT, SDATA_IN, BIT_CLK, SYNC, SCLK_RESET + */ +#define __gpio_as_aic() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x007c0000; \ + REG_GPIO_PXSELS(3) = 0x007c0000; \ + REG_GPIO_PXPES(3) = 0x007c0000; \ +} while (0) + +/* + * MSC_CMD, MSC_CLK, MSC_D0 ~ MSC_D3 + */ +#define __gpio_as_msc() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x00003f00; \ + REG_GPIO_PXSELC(3) = 0x00003f00; \ + REG_GPIO_PXPES(3) = 0x00003f00; \ +} while (0) + +/* + * SSI_CS0, SSI_CLK, SSI_DT, SSI_DR + */ +#define __gpio_as_ssi() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x003c0000; \ + REG_GPIO_PXSELC(3) = 0x003c0000; \ + REG_GPIO_PXPES(3) = 0x003c0000; \ +} while (0) + +/* + * I2C_SCK, I2C_SDA + */ +#define __gpio_as_i2c() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x01800000; \ + REG_GPIO_PXSELS(3) = 0x01800000; \ + REG_GPIO_PXPES(3) = 0x01800000; \ +} while (0) + +/* + * PWM0 + */ +#define __gpio_as_pwm0() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x00800000; \ + REG_GPIO_PXSELC(3) = 0x00800000; \ + REG_GPIO_PXPES(3) = 0x00800000; \ +} while (0) + +/* + * PWM1 + */ +#define __gpio_as_pwm1() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x01000000; \ + REG_GPIO_PXSELC(3) = 0x01000000; \ + REG_GPIO_PXPES(3) = 0x01000000; \ +} while (0) + +/* + * PWM2 + */ +#define __gpio_as_pwm2() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x02000000; \ + REG_GPIO_PXSELC(3) = 0x02000000; \ + REG_GPIO_PXPES(3) = 0x02000000; \ +} while (0) + +/* + * PWM3 + */ +#define __gpio_as_pwm3() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x04000000; \ + REG_GPIO_PXSELC(3) = 0x04000000; \ + REG_GPIO_PXPES(3) = 0x04000000; \ +} while (0) + +/* + * PWM4 + */ +#define __gpio_as_pwm4() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x08000000; \ + REG_GPIO_PXSELC(3) = 0x08000000; \ + REG_GPIO_PXPES(3) = 0x08000000; \ +} while (0) + +/* + * PWM5 + */ +#define __gpio_as_pwm5() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x10000000; \ + REG_GPIO_PXSELC(3) = 0x10000000; \ + REG_GPIO_PXPES(3) = 0x10000000; \ +} while (0) + +/* + * PWM6 + */ +#define __gpio_as_pwm6() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x40000000; \ + REG_GPIO_PXSELC(3) = 0x40000000; \ + REG_GPIO_PXPES(3) = 0x40000000; \ +} while (0) + +/* + * PWM7 + */ +#define __gpio_as_pwm7() \ +do { \ + REG_GPIO_PXFUNS(3) = 0x80000000; \ + REG_GPIO_PXSELC(3) = 0x80000000; \ + REG_GPIO_PXPES(3) = 0x80000000; \ +} while (0) + +/* + * n = 0 ~ 7 + */ +#define __gpio_as_pwm(n) __gpio_as_pwm##n() + +/* GPIO or Interrupt Mode */ + +#define __gpio_get_port(p) (REG_GPIO_PXPIN(p)) + +#define __gpio_port_as_output(p, o) \ +do { \ + REG_GPIO_PXFUNC(p) = (1 << (o)); \ + REG_GPIO_PXSELC(p) = (1 << (o)); \ + REG_GPIO_PXDIRS(p) = (1 << (o)); \ +} while (0) + +#define __gpio_port_as_input(p, o) \ +do { \ + REG_GPIO_PXFUNC(p) = (1 << (o)); \ + REG_GPIO_PXSELC(p) = (1 << (o)); \ + REG_GPIO_PXDIRC(p) = (1 << (o)); \ +} while (0) + +#define __gpio_as_output(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + __gpio_port_as_output(p, o); \ +} while (0) + +#define __gpio_as_input(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + __gpio_port_as_input(p, o); \ +} while (0) + +#define __gpio_set_pin(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXDATS(p) = (1 << o); \ +} while (0) + +#define __gpio_clear_pin(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXDATC(p) = (1 << o); \ +} while (0) + +#define __gpio_get_pin(n) \ +({ \ + unsigned int p, o, v; \ + p = (n) / 32; \ + o = (n) % 32; \ + if (__gpio_get_port(p) & (1 << o)) \ + v = 1; \ + else \ + v = 0; \ + v; \ +}) + +#define __gpio_as_irq_high_level(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXIMS(p) = (1 << o); \ + REG_GPIO_PXTRGC(p) = (1 << o); \ + REG_GPIO_PXFUNC(p) = (1 << o); \ + REG_GPIO_PXSELS(p) = (1 << o); \ + REG_GPIO_PXDIRS(p) = (1 << o); \ + REG_GPIO_PXFLGC(p) = (1 << o); \ + REG_GPIO_PXIMC(p) = (1 << o); \ +} while (0) + +#define __gpio_as_irq_low_level(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXIMS(p) = (1 << o); \ + REG_GPIO_PXTRGC(p) = (1 << o); \ + REG_GPIO_PXFUNC(p) = (1 << o); \ + REG_GPIO_PXSELS(p) = (1 << o); \ + REG_GPIO_PXDIRC(p) = (1 << o); \ + REG_GPIO_PXFLGC(p) = (1 << o); \ + REG_GPIO_PXIMC(p) = (1 << o); \ +} while (0) + +#define __gpio_as_irq_rise_edge(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXIMS(p) = (1 << o); \ + REG_GPIO_PXTRGS(p) = (1 << o); \ + REG_GPIO_PXFUNC(p) = (1 << o); \ + REG_GPIO_PXSELS(p) = (1 << o); \ + REG_GPIO_PXDIRS(p) = (1 << o); \ + REG_GPIO_PXFLGC(p) = (1 << o); \ + REG_GPIO_PXIMC(p) = (1 << o); \ +} while (0) + +#define __gpio_as_irq_fall_edge(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXIMS(p) = (1 << o); \ + REG_GPIO_PXTRGS(p) = (1 << o); \ + REG_GPIO_PXFUNC(p) = (1 << o); \ + REG_GPIO_PXSELS(p) = (1 << o); \ + REG_GPIO_PXDIRC(p) = (1 << o); \ + REG_GPIO_PXFLGC(p) = (1 << o); \ + REG_GPIO_PXIMC(p) = (1 << o); \ +} while (0) + +#define __gpio_mask_irq(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXIMS(p) = (1 << o); \ +} while (0) + +#define __gpio_unmask_irq(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXIMC(p) = (1 << o); \ +} while (0) + +#define __gpio_ack_irq(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXFLGC(p) = (1 << o); \ +} while (0) + +#define __gpio_get_irq() \ +({ \ + unsigned int p, i, tmp, v = 0; \ + for (p = 3; p >= 0; p--) { \ + tmp = REG_GPIO_PXFLG(p); \ + for (i = 0; i < 32; i++) \ + if (tmp & (1 << i)) \ + v = (32*p + i); \ + } \ + v; \ +}) + +#define __gpio_group_irq(n) \ +({ \ + register int tmp, i; \ + tmp = REG_GPIO_PXFLG((n)); \ + for (i=31;i>=0;i--) \ + if (tmp & (1 << i)) \ + break; \ + i; \ +}) + +#define __gpio_enable_pull(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXPEC(p) = (1 << o); \ +} while (0) + +#define __gpio_disable_pull(n) \ +do { \ + unsigned int p, o; \ + p = (n) / 32; \ + o = (n) % 32; \ + REG_GPIO_PXPES(p) = (1 << o); \ +} while (0) + + +/*************************************************************************** + * CPM + ***************************************************************************/ +#define __cpm_get_pllm() \ + ((REG_CPM_CPPCR & CPM_CPPCR_PLLM_MASK) >> CPM_CPPCR_PLLM_BIT) +#define __cpm_get_plln() \ + ((REG_CPM_CPPCR & CPM_CPPCR_PLLN_MASK) >> CPM_CPPCR_PLLN_BIT) +#define __cpm_get_pllod() \ + ((REG_CPM_CPPCR & CPM_CPPCR_PLLOD_MASK) >> CPM_CPPCR_PLLOD_BIT) + +#define __cpm_get_cdiv() \ + ((REG_CPM_CPCCR & CPM_CPCCR_CDIV_MASK) >> CPM_CPCCR_CDIV_BIT) +#define __cpm_get_hdiv() \ + ((REG_CPM_CPCCR & CPM_CPCCR_HDIV_MASK) >> CPM_CPCCR_HDIV_BIT) +#define __cpm_get_pdiv() \ + ((REG_CPM_CPCCR & CPM_CPCCR_PDIV_MASK) >> CPM_CPCCR_PDIV_BIT) +#define __cpm_get_mdiv() \ + ((REG_CPM_CPCCR & CPM_CPCCR_MDIV_MASK) >> CPM_CPCCR_MDIV_BIT) +#define __cpm_get_ldiv() \ + ((REG_CPM_CPCCR & CPM_CPCCR_LDIV_MASK) >> CPM_CPCCR_LDIV_BIT) +#define __cpm_get_udiv() \ + ((REG_CPM_CPCCR & CPM_CPCCR_UDIV_MASK) >> CPM_CPCCR_UDIV_BIT) +#define __cpm_get_i2sdiv() \ + ((REG_CPM_I2SCDR & CPM_I2SCDR_I2SDIV_MASK) >> CPM_I2SCDR_I2SDIV_BIT) +#define __cpm_get_pixdiv() \ + ((REG_CPM_LPCDR & CPM_LPCDR_PIXDIV_MASK) >> CPM_LPCDR_PIXDIV_BIT) +#define __cpm_get_mscdiv() \ + ((REG_CPM_MSCCDR & CPM_MSCCDR_MSCDIV_MASK) >> CPM_MSCCDR_MSCDIV_BIT) + +#define __cpm_set_cdiv(v) \ + (REG_CPM_CPCCR = (REG_CPM_CPCCR & ~CPM_CPCCR_CDIV_MASK) | ((v) << (CPM_CPCCR_CDIV_BIT))) +#define __cpm_set_hdiv(v) \ + (REG_CPM_CPCCR = (REG_CPM_CPCCR & ~CPM_CPCCR_HDIV_MASK) | ((v) << (CPM_CPCCR_HDIV_BIT))) +#define __cpm_set_pdiv(v) \ + (REG_CPM_CPCCR = (REG_CPM_CPCCR & ~CPM_CPCCR_PDIV_MASK) | ((v) << (CPM_CPCCR_PDIV_BIT))) +#define __cpm_set_mdiv(v) \ + (REG_CPM_CPCCR = (REG_CPM_CPCCR & ~CPM_CPCCR_MDIV_MASK) | ((v) << (CPM_CPCCR_MDIV_BIT))) +#define __cpm_set_ldiv(v) \ + (REG_CPM_CPCCR = (REG_CPM_CPCCR & ~CPM_CPCCR_LDIV_MASK) | ((v) << (CPM_CPCCR_LDIV_BIT))) +#define __cpm_set_udiv(v) \ + (REG_CPM_CPCCR = (REG_CPM_CPCCR & ~CPM_CPCCR_UDIV_MASK) | ((v) << (CPM_CPCCR_UDIV_BIT))) +#define __cpm_set_i2sdiv(v) \ + (REG_CPM_I2SCDR = (REG_CPM_I2SCDR & ~CPM_I2SCDR_I2SDIV_MASK) | ((v) << (CPM_I2SCDR_I2SDIV_BIT))) +#define __cpm_set_pixdiv(v) \ + (REG_CPM_LPCDR = (REG_CPM_LPCDR & ~CPM_LPCDR_PIXDIV_MASK) | ((v) << (CPM_LPCDR_PIXDIV_BIT))) +#define __cpm_set_mscdiv(v) \ + (REG_CPM_MSCCDR = (REG_CPM_MSCCDR & ~CPM_MSCCDR_MSCDIV_MASK) | ((v) << (CPM_MSCCDR_MSCDIV_BIT))) + +#define __cpm_select_i2sclk_exclk() (REG_CPM_CPCCR &= ~CPM_CPCCR_I2CS) +#define __cpm_select_i2sclk_pll() (REG_CPM_CPCCR |= CPM_CPCCR_I2CS) +#define __cpm_enable_cko() (REG_CPM_CPCCR |= CPM_CPCCR_CLKOEN) +#define __cpm_select_usbclk_exclk() (REG_CPM_CPCCR &= ~CPM_CPCCR_UCS) +#define __cpm_select_usbclk_pll() (REG_CPM_CPCCR |= CPM_CPCCR_UCS) +#define __cpm_enable_pll_change() (REG_CPM_CPCCR |= CPM_CPCCR_CE) +#define __cpm_pllout_direct() (REG_CPM_CPCCR |= CPM_CPCCR_PCS) +#define __cpm_pllout_div2() (REG_CPM_CPCCR &= ~CPM_CPCCR_PCS) + +#define __cpm_pll_is_on() (REG_CPM_CPPCR & CPM_CPPCR_PLLS) +#define __cpm_pll_bypass() (REG_CPM_CPPCR |= CPM_CPPCR_PLLBP) +#define __cpm_pll_enable() (REG_CPM_CPPCR |= CPM_CPPCR_PLLEN) + +#define __cpm_get_cclk_doze_duty() \ + ((REG_CPM_LCR & CPM_LCR_DOZE_DUTY_MASK) >> CPM_LCR_DOZE_DUTY_BIT) +#define __cpm_set_cclk_doze_duty(v) \ + (REG_CPM_LCR = (REG_CPM_LCR & ~CPM_LCR_DOZE_DUTY_MASK) | ((v) << (CPM_LCR_DOZE_DUTY_BIT))) + +#define __cpm_doze_mode() (REG_CPM_LCR |= CPM_LCR_DOZE_ON) +#define __cpm_idle_mode() \ + (REG_CPM_LCR = (REG_CPM_LCR & ~CPM_LCR_LPM_MASK) | CPM_LCR_LPM_IDLE) +#define __cpm_sleep_mode() \ + (REG_CPM_LCR = (REG_CPM_LCR & ~CPM_LCR_LPM_MASK) | CPM_LCR_LPM_SLEEP) + +#define __cpm_stop_all() (REG_CPM_CLKGR = 0x7fff) +#define __cpm_stop_uart1() (REG_CPM_CLKGR |= CPM_CLKGR_UART1) +#define __cpm_stop_uhc() (REG_CPM_CLKGR |= CPM_CLKGR_UHC) +#define __cpm_stop_ipu() (REG_CPM_CLKGR |= CPM_CLKGR_IPU) +#define __cpm_stop_dmac() (REG_CPM_CLKGR |= CPM_CLKGR_DMAC) +#define __cpm_stop_udc() (REG_CPM_CLKGR |= CPM_CLKGR_UDC) +#define __cpm_stop_lcd() (REG_CPM_CLKGR |= CPM_CLKGR_LCD) +#define __cpm_stop_cim() (REG_CPM_CLKGR |= CPM_CLKGR_CIM) +#define __cpm_stop_sadc() (REG_CPM_CLKGR |= CPM_CLKGR_SADC) +#define __cpm_stop_msc() (REG_CPM_CLKGR |= CPM_CLKGR_MSC) +#define __cpm_stop_aic1() (REG_CPM_CLKGR |= CPM_CLKGR_AIC1) +#define __cpm_stop_aic2() (REG_CPM_CLKGR |= CPM_CLKGR_AIC2) +#define __cpm_stop_ssi() (REG_CPM_CLKGR |= CPM_CLKGR_SSI) +#define __cpm_stop_i2c() (REG_CPM_CLKGR |= CPM_CLKGR_I2C) +#define __cpm_stop_rtc() (REG_CPM_CLKGR |= CPM_CLKGR_RTC) +#define __cpm_stop_tcu() (REG_CPM_CLKGR |= CPM_CLKGR_TCU) +#define __cpm_stop_uart0() (REG_CPM_CLKGR |= CPM_CLKGR_UART0) + +#define __cpm_start_all() (REG_CPM_CLKGR = 0x0) +#define __cpm_start_uart1() (REG_CPM_CLKGR &= ~CPM_CLKGR_UART1) +#define __cpm_start_uhc() (REG_CPM_CLKGR &= ~CPM_CLKGR_UHC) +#define __cpm_start_ipu() (REG_CPM_CLKGR &= ~CPM_CLKGR_IPU) +#define __cpm_start_dmac() (REG_CPM_CLKGR &= ~CPM_CLKGR_DMAC) +#define __cpm_start_udc() (REG_CPM_CLKGR &= ~CPM_CLKGR_UDC) +#define __cpm_start_lcd() (REG_CPM_CLKGR &= ~CPM_CLKGR_LCD) +#define __cpm_start_cim() (REG_CPM_CLKGR &= ~CPM_CLKGR_CIM) +#define __cpm_start_sadc() (REG_CPM_CLKGR &= ~CPM_CLKGR_SADC) +#define __cpm_start_msc() (REG_CPM_CLKGR &= ~CPM_CLKGR_MSC) +#define __cpm_start_aic1() (REG_CPM_CLKGR &= ~CPM_CLKGR_AIC1) +#define __cpm_start_aic2() (REG_CPM_CLKGR &= ~CPM_CLKGR_AIC2) +#define __cpm_start_ssi() (REG_CPM_CLKGR &= ~CPM_CLKGR_SSI) +#define __cpm_start_i2c() (REG_CPM_CLKGR &= ~CPM_CLKGR_I2C) +#define __cpm_start_rtc() (REG_CPM_CLKGR &= ~CPM_CLKGR_RTC) +#define __cpm_start_tcu() (REG_CPM_CLKGR &= ~CPM_CLKGR_TCU) +#define __cpm_start_uart0() (REG_CPM_CLKGR &= ~CPM_CLKGR_UART0) + +#define __cpm_get_o1st() \ + ((REG_CPM_SCR & CPM_SCR_O1ST_MASK) >> CPM_SCR_O1ST_BIT) +#define __cpm_set_o1st(v) \ + (REG_CPM_SCR = (REG_CPM_SCR & ~CPM_SCR_O1ST_MASK) | ((v) << (CPM_SCR_O1ST_BIT))) +#define __cpm_suspend_usbphy() (REG_CPM_SCR |= CPM_SCR_USBPHY_SUSPEND) +#define __cpm_enable_osc_in_sleep() (REG_CPM_SCR |= CPM_SCR_OSC_ENABLE) + + +#ifdef CONFIG_EXTAL +#define JZ_EXTAL CONFIG_EXTAL +#else +#define JZ_EXTAL 3686400 +#endif +#define JZ_EXTAL2 32768 /* RTC clock */ + +/* PLL output frequency */ +static __inline__ unsigned int __cpm_get_pllout(void) +{ + unsigned long m, n, no, pllout; + unsigned long cppcr = REG_CPM_CPPCR; + unsigned long od[4] = {1, 2, 2, 4}; + if ((cppcr & CPM_CPPCR_PLLEN) && !(cppcr & CPM_CPPCR_PLLBP)) { + m = __cpm_get_pllm() + 2; + n = __cpm_get_plln() + 2; + no = od[__cpm_get_pllod()]; + pllout = ((JZ_EXTAL) / (n * no)) * m; + } else + pllout = JZ_EXTAL; + return pllout; +} + +/* PLL output frequency for MSC/I2S/LCD/USB */ +static __inline__ unsigned int __cpm_get_pllout2(void) +{ + if (REG_CPM_CPCCR & CPM_CPCCR_PCS) + return __cpm_get_pllout(); + else + return __cpm_get_pllout()/2; +} + +/* CPU core clock */ +static __inline__ unsigned int __cpm_get_cclk(void) +{ + int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; + + return __cpm_get_pllout() / div[__cpm_get_cdiv()]; +} + +/* AHB system bus clock */ +static __inline__ unsigned int __cpm_get_hclk(void) +{ + int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; + + return __cpm_get_pllout() / div[__cpm_get_hdiv()]; +} + +/* Memory bus clock */ +static __inline__ unsigned int __cpm_get_mclk(void) +{ + int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; + + return __cpm_get_pllout() / div[__cpm_get_mdiv()]; +} + +/* APB peripheral bus clock */ +static __inline__ unsigned int __cpm_get_pclk(void) +{ + int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; + + return __cpm_get_pllout() / div[__cpm_get_pdiv()]; +} + +/* LCDC module clock */ +static __inline__ unsigned int __cpm_get_lcdclk(void) +{ + return __cpm_get_pllout2() / (__cpm_get_ldiv() + 1); +} + +/* LCD pixel clock */ +static __inline__ unsigned int __cpm_get_pixclk(void) +{ + return __cpm_get_pllout2() / (__cpm_get_pixdiv() + 1); +} + +/* I2S clock */ +static __inline__ unsigned int __cpm_get_i2sclk(void) +{ + if (REG_CPM_CPCCR & CPM_CPCCR_I2CS) { + return __cpm_get_pllout2() / (__cpm_get_i2sdiv() + 1); + } + else { + return JZ_EXTAL; + } +} + +/* USB clock */ +static __inline__ unsigned int __cpm_get_usbclk(void) +{ + if (REG_CPM_CPCCR & CPM_CPCCR_UCS) { + return __cpm_get_pllout2() / (__cpm_get_udiv() + 1); + } + else { + return JZ_EXTAL; + } +} + +/* MSC clock */ +static __inline__ unsigned int __cpm_get_mscclk(void) +{ + return __cpm_get_pllout2() / (__cpm_get_mscdiv() + 1); +} + +/* EXTAL clock for UART,I2C,SSI,TCU,USB-PHY */ +static __inline__ unsigned int __cpm_get_extalclk(void) +{ + return JZ_EXTAL; +} + +/* RTC clock for CPM,INTC,RTC,TCU,WDT */ +static __inline__ unsigned int __cpm_get_rtcclk(void) +{ + return JZ_EXTAL2; +} + +/* + * Output 24MHz for SD and 16MHz for MMC. + */ +static inline void __cpm_select_msc_clk(int sd) +{ + unsigned int pllout2 = __cpm_get_pllout2(); + unsigned int div = 0; + + if (sd) { + div = pllout2 / 24000000; + } + else { + div = pllout2 / 16000000; + } + + REG_CPM_MSCCDR = div - 1; +} + +/* + * TCU + */ +/* where 'n' is the TCU channel */ +#define __tcu_select_extalclk(n) \ + (REG_TCU_TCSR((n)) = (REG_TCU_TCSR((n)) & ~(TCU_TCSR_EXT_EN | TCU_TCSR_RTC_EN | TCU_TCSR_PCK_EN)) | TCU_TCSR_EXT_EN) +#define __tcu_select_rtcclk(n) \ + (REG_TCU_TCSR((n)) = (REG_TCU_TCSR((n)) & ~(TCU_TCSR_EXT_EN | TCU_TCSR_RTC_EN | TCU_TCSR_PCK_EN)) | TCU_TCSR_RTC_EN) +#define __tcu_select_pclk(n) \ + (REG_TCU_TCSR((n)) = (REG_TCU_TCSR((n)) & ~(TCU_TCSR_EXT_EN | TCU_TCSR_RTC_EN | TCU_TCSR_PCK_EN)) | TCU_TCSR_PCK_EN) + +#define __tcu_select_clk_div1(n) \ + (REG_TCU_TCSR((n)) = (REG_TCU_TCSR((n)) & ~TCU_TCSR_PRESCALE_MASK) | TCU_TCSR_PRESCALE1) +#define __tcu_select_clk_div4(n) \ + (REG_TCU_TCSR((n)) = (REG_TCU_TCSR((n)) & ~TCU_TCSR_PRESCALE_MASK) | TCU_TCSR_PRESCALE4) +#define __tcu_select_clk_div16(n) \ + (REG_TCU_TCSR((n)) = (REG_TCU_TCSR((n)) & ~TCU_TCSR_PRESCALE_MASK) | TCU_TCSR_PRESCALE16) +#define __tcu_select_clk_div64(n) \ + (REG_TCU_TCSR((n)) = (REG_TCU_TCSR((n)) & ~TCU_TCSR_PRESCALE_MASK) | TCU_TCSR_PRESCALE64) +#define __tcu_select_clk_div256(n) \ + (REG_TCU_TCSR((n)) = (REG_TCU_TCSR((n)) & ~TCU_TCSR_PRESCALE_MASK) | TCU_TCSR_PRESCALE256) +#define __tcu_select_clk_div1024(n) \ + (REG_TCU_TCSR((n)) = (REG_TCU_TCSR((n)) & ~TCU_TCSR_PRESCALE_MASK) | TCU_TCSR_PRESCALE1024) + +#define __tcu_enable_pwm_output(n) ( REG_TCU_TCSR((n)) |= TCU_TCSR_PWM_EN ) +#define __tcu_disable_pwm_output(n) ( REG_TCU_TCSR((n)) &= ~TCU_TCSR_PWM_EN ) + +#define __tcu_init_pwm_output_high(n) ( REG_TCU_TCSR((n)) |= TCU_TCSR_PWM_INITL_HIGH ) +#define __tcu_init_pwm_output_low(n) ( REG_TCU_TCSR((n)) &= ~TCU_TCSR_PWM_INITL_HIGH ) + +#define __tcu_set_pwm_output_shutdown_graceful(n) ( REG_TCU_TCSR((n)) &= ~TCU_TCSR_PWM_SD ) +#define __tcu_set_pwm_output_shutdown_abrupt(n) ( REG_TCU_TCSR((n)) |= TCU_TCSR_PWM_SD ) + +#define __tcu_start_counter(n) ( REG_TCU_TESR |= (1 << (n)) ) +#define __tcu_stop_counter(n) ( REG_TCU_TECR |= (1 << (n)) ) + +#define __tcu_half_match_flag(n) ( REG_TCU_TFR & (1 << ((n) + 16)) ) +#define __tcu_full_match_flag(n) ( REG_TCU_TFR & (1 << (n)) ) +#define __tcu_set_half_match_flag(n) ( REG_TCU_TFSR = (1 << ((n) + 16)) ) +#define __tcu_set_full_match_flag(n) ( REG_TCU_TFSR = (1 << (n)) ) +#define __tcu_clear_half_match_flag(n) ( REG_TCU_TFCR = (1 << ((n) + 16)) ) +#define __tcu_clear_full_match_flag(n) ( REG_TCU_TFCR = (1 << (n)) ) +#define __tcu_mask_half_match_irq(n) ( REG_TCU_TMSR = (1 << ((n) + 16)) ) +#define __tcu_mask_full_match_irq(n) ( REG_TCU_TMSR = (1 << (n)) ) +#define __tcu_unmask_half_match_irq(n) ( REG_TCU_TMCR = (1 << ((n) + 16)) ) +#define __tcu_unmask_full_match_irq(n) ( REG_TCU_TMCR = (1 << (n)) ) + +#define __tcu_wdt_clock_stopped() ( REG_TCU_TSR & TCU_TSSR_WDTSC ) +#define __tcu_timer_clock_stopped(n) ( REG_TCU_TSR & (1 << (n)) ) + +#define __tcu_start_wdt_clock() ( REG_TCU_TSCR = TCU_TSSR_WDTSC ) +#define __tcu_start_timer_clock(n) ( REG_TCU_TSCR = (1 << (n)) ) + +#define __tcu_stop_wdt_clock() ( REG_TCU_TSSR = TCU_TSSR_WDTSC ) +#define __tcu_stop_timer_clock(n) ( REG_TCU_TSSR = (1 << (n)) ) + +#define __tcu_get_count(n) ( REG_TCU_TCNT((n)) ) +#define __tcu_set_count(n,v) ( REG_TCU_TCNT((n)) = (v) ) +#define __tcu_set_full_data(n,v) ( REG_TCU_TDFR((n)) = (v) ) +#define __tcu_set_half_data(n,v) ( REG_TCU_TDHR((n)) = (v) ) + + +/*************************************************************************** + * WDT + ***************************************************************************/ +#define __wdt_start() ( REG_WDT_TCER |= WDT_TCER_TCEN ) +#define __wdt_stop() ( REG_WDT_TCER &= ~WDT_TCER_TCEN ) +#define __wdt_set_count(v) ( REG_WDT_TCNT = (v) ) +#define __wdt_set_data(v) ( REG_WDT_TDR = (v) ) + +#define __wdt_select_extalclk() \ + (REG_WDT_TCSR = (REG_WDT_TCSR & ~(WDT_TCSR_EXT_EN | WDT_TCSR_RTC_EN | WDT_TCSR_PCK_EN)) | WDT_TCSR_EXT_EN) +#define __wdt_select_rtcclk() \ + (REG_WDT_TCSR = (REG_WDT_TCSR & ~(WDT_TCSR_EXT_EN | WDT_TCSR_RTC_EN | WDT_TCSR_PCK_EN)) | WDT_TCSR_RTC_EN) +#define __wdt_select_pclk() \ + (REG_WDT_TCSR = (REG_WDT_TCSR & ~(WDT_TCSR_EXT_EN | WDT_TCSR_RTC_EN | WDT_TCSR_PCK_EN)) | WDT_TCSR_PCK_EN) + +#define __wdt_select_clk_div1() \ + (REG_WDT_TCSR = (REG_WDT_TCSR & ~WDT_TCSR_PRESCALE_MASK) | WDT_TCSR_PRESCALE1) +#define __wdt_select_clk_div4() \ + (REG_WDT_TCSR = (REG_WDT_TCSR & ~WDT_TCSR_PRESCALE_MASK) | WDT_TCSR_PRESCALE4) +#define __wdt_select_clk_div16() \ + (REG_WDT_TCSR = (REG_WDT_TCSR & ~WDT_TCSR_PRESCALE_MASK) | WDT_TCSR_PRESCALE16) +#define __wdt_select_clk_div64() \ + (REG_WDT_TCSR = (REG_WDT_TCSR & ~WDT_TCSR_PRESCALE_MASK) | WDT_TCSR_PRESCALE64) +#define __wdt_select_clk_div256() \ + (REG_WDT_TCSR = (REG_WDT_TCSR & ~WDT_TCSR_PRESCALE_MASK) | WDT_TCSR_PRESCALE256) +#define __wdt_select_clk_div1024() \ + (REG_WDT_TCSR = (REG_WDT_TCSR & ~WDT_TCSR_PRESCALE_MASK) | WDT_TCSR_PRESCALE1024) + + +/*************************************************************************** + * UART + ***************************************************************************/ + +#define __uart_enable() ( REG8(UART0_FCR) |= UARTFCR_UUE | UARTFCR_FE ) +#define __uart_disable() ( REG8(UART0_FCR) = ~UARTFCR_UUE ) + +#define __uart_enable_transmit_irq() ( REG8(UART0_IER) |= UARTIER_TIE ) +#define __uart_disable_transmit_irq() ( REG8(UART0_IER) &= ~UARTIER_TIE ) + +#define __uart_enable_receive_irq() \ + ( REG8(UART0_IER) |= UARTIER_RIE | UARTIER_RLIE | UARTIER_RTIE ) +#define __uart_disable_receive_irq() \ + ( REG8(UART0_IER) &= ~(UARTIER_RIE | UARTIER_RLIE | UARTIER_RTIE) ) + +#define __uart_enable_loopback() ( REG8(UART0_MCR) |= UARTMCR_LOOP ) +#define __uart_disable_loopback() ( REG8(UART0_MCR) &= ~UARTMCR_LOOP ) + +#define __uart_set_8n1() ( REG8(UART0_LCR) = UARTLCR_WLEN_8 ) + +#define __uart_set_baud(devclk, baud) \ + do { \ + REG8(UART0_LCR) |= UARTLCR_DLAB; \ + REG8(UART0_DLLR) = (devclk / 16 / baud) & 0xff; \ + REG8(UART0_DLHR) = ((devclk / 16 / baud) >> 8) & 0xff; \ + REG8(UART0_LCR) &= ~UARTLCR_DLAB; \ + } while (0) + +#define __uart_parity_error() ( (REG8(UART0_LSR) & UARTLSR_PER) != 0 ) +#define __uart_clear_errors() \ + ( REG8(UART0_LSR) &= ~(UARTLSR_ORER | UARTLSR_BRK | UARTLSR_FER | UARTLSR_PER | UARTLSR_RFER) ) + +#define __uart_transmit_fifo_empty() ( (REG8(UART0_LSR) & UARTLSR_TDRQ) != 0 ) +#define __uart_transmit_end() ( (REG8(UART0_LSR) & UARTLSR_TEMT) != 0 ) +#define __uart_transmit_char(ch) ( REG8(UART0_TDR) = (ch) ) +#define __uart_receive_fifo_full() ( (REG8(UART0_LSR) & UARTLSR_DR) != 0 ) +#define __uart_receive_ready() ( (REG8(UART0_LSR) & UARTLSR_DR) != 0 ) +#define __uart_receive_char() REG8(UART0_RDR) +#define __uart_disable_irda() ( REG8(UART0_SIRCR) &= ~(SIRCR_TSIRE | SIRCR_RSIRE) ) +#define __uart_enable_irda() \ + /* Tx high pulse as 0, Rx low pulse as 0 */ \ + ( REG8(UART0_SIRCR) = SIRCR_TSIRE | SIRCR_RSIRE | SIRCR_RXPL | SIRCR_TPWS ) + + +/*************************************************************************** + * DMAC + ***************************************************************************/ + +/* n is the DMA channel (0 - 5) */ + +#define __dmac_enable_module() \ + ( REG_DMAC_DMACR |= DMAC_DMACR_DMAE | DMAC_DMACR_PR_RR ) +#define __dmac_disable_module() \ + ( REG_DMAC_DMACR &= ~DMAC_DMACR_DMAE ) + +/* p=0,1,2,3 */ +#define __dmac_set_priority(p) \ +do { \ + REG_DMAC_DMACR &= ~DMAC_DMACR_PR_MASK; \ + REG_DMAC_DMACR |= ((p) << DMAC_DMACR_PR_BIT); \ +} while (0) + +#define __dmac_test_halt_error() ( REG_DMAC_DMACR & DMAC_DMACR_HLT ) +#define __dmac_test_addr_error() ( REG_DMAC_DMACR & DMAC_DMACR_AR ) + +#define __dmac_enable_descriptor(n) \ + ( REG_DMAC_DCCSR((n)) &= ~DMAC_DCCSR_NDES ) +#define __dmac_disable_descriptor(n) \ + ( REG_DMAC_DCCSR((n)) |= DMAC_DCCSR_NDES ) + +#define __dmac_enable_channel(n) \ + ( REG_DMAC_DCCSR((n)) |= DMAC_DCCSR_EN ) +#define __dmac_disable_channel(n) \ + ( REG_DMAC_DCCSR((n)) &= ~DMAC_DCCSR_EN ) +#define __dmac_channel_enabled(n) \ + ( REG_DMAC_DCCSR((n)) & DMAC_DCCSR_EN ) + +#define __dmac_channel_enable_irq(n) \ + ( REG_DMAC_DCMD((n)) |= DMAC_DCMD_TIE ) +#define __dmac_channel_disable_irq(n) \ + ( REG_DMAC_DCMD((n)) &= ~DMAC_DCMD_TIE ) + +#define __dmac_channel_transmit_halt_detected(n) \ + ( REG_DMAC_DCCSR((n)) & DMAC_DCCSR_HLT ) +#define __dmac_channel_transmit_end_detected(n) \ + ( REG_DMAC_DCCSR((n)) & DMAC_DCCSR_TT ) +#define __dmac_channel_address_error_detected(n) \ + ( REG_DMAC_DCCSR((n)) & DMAC_DCCSR_AR ) +#define __dmac_channel_count_terminated_detected(n) \ + ( REG_DMAC_DCCSR((n)) & DMAC_DCCSR_CT ) +#define __dmac_channel_descriptor_invalid_detected(n) \ + ( REG_DMAC_DCCSR((n)) & DMAC_DCCSR_INV ) + +#define __dmac_channel_clear_transmit_halt(n) \ + ( REG_DMAC_DCCSR(n) &= ~DMAC_DCCSR_HLT ) +#define __dmac_channel_clear_transmit_end(n) \ + ( REG_DMAC_DCCSR(n) &= ~DMAC_DCCSR_TT ) +#define __dmac_channel_clear_address_error(n) \ + ( REG_DMAC_DCCSR(n) &= ~DMAC_DCCSR_AR ) +#define __dmac_channel_clear_count_terminated(n) \ + ( REG_DMAC_DCCSR((n)) &= ~DMAC_DCCSR_CT ) +#define __dmac_channel_clear_descriptor_invalid(n) \ + ( REG_DMAC_DCCSR((n)) &= ~DMAC_DCCSR_INV ) + +#define __dmac_channel_set_single_mode(n) \ + ( REG_DMAC_DCMD((n)) &= ~DMAC_DCMD_TM ) +#define __dmac_channel_set_block_mode(n) \ + ( REG_DMAC_DCMD((n)) |= DMAC_DCMD_TM ) + +#define __dmac_channel_set_transfer_unit_32bit(n) \ +do { \ + REG_DMAC_DCMD((n)) &= ~DMAC_DCMD_DS_MASK; \ + REG_DMAC_DCMD((n)) |= DMAC_DCMD_DS_32BIT; \ +} while (0) + +#define __dmac_channel_set_transfer_unit_16bit(n) \ +do { \ + REG_DMAC_DCMD((n)) &= ~DMAC_DCMD_DS_MASK; \ + REG_DMAC_DCMD((n)) |= DMAC_DCMD_DS_16BIT; \ +} while (0) + +#define __dmac_channel_set_transfer_unit_8bit(n) \ +do { \ + REG_DMAC_DCMD((n)) &= ~DMAC_DCMD_DS_MASK; \ + REG_DMAC_DCMD((n)) |= DMAC_DCMD_DS_8BIT; \ +} while (0) + +#define __dmac_channel_set_transfer_unit_16byte(n) \ +do { \ + REG_DMAC_DCMD((n)) &= ~DMAC_DCMD_DS_MASK; \ + REG_DMAC_DCMD((n)) |= DMAC_DCMD_DS_16BYTE; \ +} while (0) + +#define __dmac_channel_set_transfer_unit_32byte(n) \ +do { \ + REG_DMAC_DCMD((n)) &= ~DMAC_DCMD_DS_MASK; \ + REG_DMAC_DCMD((n)) |= DMAC_DCMD_DS_32BYTE; \ +} while (0) + +/* w=8,16,32 */ +#define __dmac_channel_set_dest_port_width(n,w) \ +do { \ + REG_DMAC_DCMD((n)) &= ~DMAC_DCMD_DWDH_MASK; \ + REG_DMAC_DCMD((n)) |= DMAC_DCMD_DWDH_##w; \ +} while (0) + +/* w=8,16,32 */ +#define __dmac_channel_set_src_port_width(n,w) \ +do { \ + REG_DMAC_DCMD((n)) &= ~DMAC_DCMD_SWDH_MASK; \ + REG_DMAC_DCMD((n)) |= DMAC_DCMD_SWDH_##w; \ +} while (0) + +/* v=0-15 */ +#define __dmac_channel_set_rdil(n,v) \ +do { \ + REG_DMAC_DCMD((n)) &= ~DMAC_DCMD_RDIL_MASK; \ + REG_DMAC_DCMD((n) |= ((v) << DMAC_DCMD_RDIL_BIT); \ +} while (0) + +#define __dmac_channel_dest_addr_fixed(n) \ + ( REG_DMAC_DCMD((n)) &= ~DMAC_DCMD_DAI ) +#define __dmac_channel_dest_addr_increment(n) \ + ( REG_DMAC_DCMD((n)) |= DMAC_DCMD_DAI ) + +#define __dmac_channel_src_addr_fixed(n) \ + ( REG_DMAC_DCMD((n)) &= ~DMAC_DCMD_SAI ) +#define __dmac_channel_src_addr_increment(n) \ + ( REG_DMAC_DCMD((n)) |= DMAC_DCMD_SAI ) + +#define __dmac_channel_set_doorbell(n) \ + ( REG_DMAC_DMADBSR = (1 << (n)) ) + +#define __dmac_channel_irq_detected(n) ( REG_DMAC_DMAIPR & (1 << (n)) ) +#define __dmac_channel_ack_irq(n) ( REG_DMAC_DMAIPR &= ~(1 << (n)) ) + +static __inline__ int __dmac_get_irq(void) +{ + int i; + for (i = 0; i < MAX_DMA_NUM; i++) + if (__dmac_channel_irq_detected(i)) + return i; + return -1; +} + + +/*************************************************************************** + * AIC (AC'97 & I2S Controller) + ***************************************************************************/ + +#define __aic_enable() ( REG_AIC_FR |= AIC_FR_ENB ) +#define __aic_disable() ( REG_AIC_FR &= ~AIC_FR_ENB ) + +#define __aic_select_ac97() ( REG_AIC_FR &= ~AIC_FR_AUSEL ) +#define __aic_select_i2s() ( REG_AIC_FR |= AIC_FR_AUSEL ) + +#define __i2s_as_master() ( REG_AIC_FR |= AIC_FR_BCKD | AIC_FR_SYNCD ) +#define __i2s_as_slave() ( REG_AIC_FR &= ~(AIC_FR_BCKD | AIC_FR_SYNCD) ) +#define __aic_reset_status() ( REG_AIC_FR & AIC_FR_RST ) + +#define __aic_reset() \ +do { \ + REG_AIC_FR |= AIC_FR_RST; \ +} while(0) + + +#define __aic_set_transmit_trigger(n) \ +do { \ + REG_AIC_FR &= ~AIC_FR_TFTH_MASK; \ + REG_AIC_FR |= ((n) << AIC_FR_TFTH_BIT); \ +} while(0) + +#define __aic_set_receive_trigger(n) \ +do { \ + REG_AIC_FR &= ~AIC_FR_RFTH_MASK; \ + REG_AIC_FR |= ((n) << AIC_FR_RFTH_BIT); \ +} while(0) + +#define __aic_enable_record() ( REG_AIC_CR |= AIC_CR_EREC ) +#define __aic_disable_record() ( REG_AIC_CR &= ~AIC_CR_EREC ) +#define __aic_enable_replay() ( REG_AIC_CR |= AIC_CR_ERPL ) +#define __aic_disable_replay() ( REG_AIC_CR &= ~AIC_CR_ERPL ) +#define __aic_enable_loopback() ( REG_AIC_CR |= AIC_CR_ENLBF ) +#define __aic_disable_loopback() ( REG_AIC_CR &= ~AIC_CR_ENLBF ) + +#define __aic_flush_fifo() ( REG_AIC_CR |= AIC_CR_FLUSH ) +#define __aic_unflush_fifo() ( REG_AIC_CR &= ~AIC_CR_FLUSH ) + +#define __aic_enable_transmit_intr() \ + ( REG_AIC_CR |= (AIC_CR_ETFS | AIC_CR_ETUR) ) +#define __aic_disable_transmit_intr() \ + ( REG_AIC_CR &= ~(AIC_CR_ETFS | AIC_CR_ETUR) ) +#define __aic_enable_receive_intr() \ + ( REG_AIC_CR |= (AIC_CR_ERFS | AIC_CR_EROR) ) +#define __aic_disable_receive_intr() \ + ( REG_AIC_CR &= ~(AIC_CR_ERFS | AIC_CR_EROR) ) + +#define __aic_enable_transmit_dma() ( REG_AIC_CR |= AIC_CR_TDMS ) +#define __aic_disable_transmit_dma() ( REG_AIC_CR &= ~AIC_CR_TDMS ) +#define __aic_enable_receive_dma() ( REG_AIC_CR |= AIC_CR_RDMS ) +#define __aic_disable_receive_dma() ( REG_AIC_CR &= ~AIC_CR_RDMS ) + +#define __aic_enable_mono2stereo() ( REG_AIC_CR |= AIC_CR_M2S ) +#define __aic_disable_mono2stereo() ( REG_AIC_CR &= ~AIC_CR_M2S ) +#define __aic_enable_byteswap() ( REG_AIC_CR |= AIC_CR_ENDSW ) +#define __aic_disable_byteswap() ( REG_AIC_CR &= ~AIC_CR_ENDSW ) +#define __aic_enable_unsignadj() ( REG_AIC_CR |= AIC_CR_AVSTSU ) +#define __aic_disable_unsignadj() ( REG_AIC_CR &= ~AIC_CR_AVSTSU ) + +#define AC97_PCM_XS_L_FRONT AIC_ACCR1_XS_SLOT3 +#define AC97_PCM_XS_R_FRONT AIC_ACCR1_XS_SLOT4 +#define AC97_PCM_XS_CENTER AIC_ACCR1_XS_SLOT6 +#define AC97_PCM_XS_L_SURR AIC_ACCR1_XS_SLOT7 +#define AC97_PCM_XS_R_SURR AIC_ACCR1_XS_SLOT8 +#define AC97_PCM_XS_LFE AIC_ACCR1_XS_SLOT9 + +#define AC97_PCM_RS_L_FRONT AIC_ACCR1_RS_SLOT3 +#define AC97_PCM_RS_R_FRONT AIC_ACCR1_RS_SLOT4 +#define AC97_PCM_RS_CENTER AIC_ACCR1_RS_SLOT6 +#define AC97_PCM_RS_L_SURR AIC_ACCR1_RS_SLOT7 +#define AC97_PCM_RS_R_SURR AIC_ACCR1_RS_SLOT8 +#define AC97_PCM_RS_LFE AIC_ACCR1_RS_SLOT9 + +#define __ac97_set_xs_none() ( REG_AIC_ACCR1 &= ~AIC_ACCR1_XS_MASK ) +#define __ac97_set_xs_mono() \ +do { \ + REG_AIC_ACCR1 &= ~AIC_ACCR1_XS_MASK; \ + REG_AIC_ACCR1 |= AC97_PCM_XS_R_FRONT; \ +} while(0) +#define __ac97_set_xs_stereo() \ +do { \ + REG_AIC_ACCR1 &= ~AIC_ACCR1_XS_MASK; \ + REG_AIC_ACCR1 |= AC97_PCM_XS_L_FRONT | AC97_PCM_XS_R_FRONT; \ +} while(0) + +/* In fact, only stereo is support now. */ +#define __ac97_set_rs_none() ( REG_AIC_ACCR1 &= ~AIC_ACCR1_RS_MASK ) +#define __ac97_set_rs_mono() \ +do { \ + REG_AIC_ACCR1 &= ~AIC_ACCR1_RS_MASK; \ + REG_AIC_ACCR1 |= AC97_PCM_RS_R_FRONT; \ +} while(0) +#define __ac97_set_rs_stereo() \ +do { \ + REG_AIC_ACCR1 &= ~AIC_ACCR1_RS_MASK; \ + REG_AIC_ACCR1 |= AC97_PCM_RS_L_FRONT | AC97_PCM_RS_R_FRONT; \ +} while(0) + +#define __ac97_warm_reset_codec() \ + do { \ + REG_AIC_ACCR2 |= AIC_ACCR2_SA; \ + REG_AIC_ACCR2 |= AIC_ACCR2_SS; \ + udelay(2); \ + REG_AIC_ACCR2 &= ~AIC_ACCR2_SS; \ + REG_AIC_ACCR2 &= ~AIC_ACCR2_SA; \ + } while (0) + +#define __ac97_cold_reset_codec() \ + do { \ + REG_AIC_ACCR2 |= AIC_ACCR2_SR; \ + udelay(2); \ + REG_AIC_ACCR2 &= ~AIC_ACCR2_SR; \ + } while (0) + +/* n=8,16,18,20 */ +#define __ac97_set_iass(n) \ + ( REG_AIC_ACCR2 = (REG_AIC_ACCR2 & ~AIC_ACCR2_IASS_MASK) | AIC_ACCR2_IASS_##n##BIT ) +#define __ac97_set_oass(n) \ + ( REG_AIC_ACCR2 = (REG_AIC_ACCR2 & ~AIC_ACCR2_OASS_MASK) | AIC_ACCR2_OASS_##n##BIT ) + +#define __i2s_select_i2s() ( REG_AIC_I2SCR &= ~AIC_I2SCR_AMSL ) +#define __i2s_select_msbjustified() ( REG_AIC_I2SCR |= AIC_I2SCR_AMSL ) + +/* n=8,16,18,20,24 */ +/*#define __i2s_set_sample_size(n) \ + ( REG_AIC_I2SCR |= (REG_AIC_I2SCR & ~AIC_I2SCR_WL_MASK) | AIC_I2SCR_WL_##n##BIT )*/ + +#define __i2s_set_oss_sample_size(n) \ + ( REG_AIC_CR = (REG_AIC_CR & ~AIC_CR_OSS_MASK) | AIC_CR_OSS_##n##BIT ) +#define __i2s_set_iss_sample_size(n) \ + ( REG_AIC_CR = (REG_AIC_CR & ~AIC_CR_ISS_MASK) | AIC_CR_ISS_##n##BIT ) + +#define __i2s_stop_bitclk() ( REG_AIC_I2SCR |= AIC_I2SCR_STPBK ) +#define __i2s_start_bitclk() ( REG_AIC_I2SCR &= ~AIC_I2SCR_STPBK ) + +#define __aic_transmit_request() ( REG_AIC_SR & AIC_SR_TFS ) +#define __aic_receive_request() ( REG_AIC_SR & AIC_SR_RFS ) +#define __aic_transmit_underrun() ( REG_AIC_SR & AIC_SR_TUR ) +#define __aic_receive_overrun() ( REG_AIC_SR & AIC_SR_ROR ) + +#define __aic_clear_errors() ( REG_AIC_SR &= ~(AIC_SR_TUR | AIC_SR_ROR) ) + +#define __aic_get_transmit_resident() \ + ( (REG_AIC_SR & AIC_SR_TFL_MASK) >> AIC_SR_TFL_BIT ) +#define __aic_get_receive_count() \ + ( (REG_AIC_SR & AIC_SR_RFL_MASK) >> AIC_SR_RFL_BIT ) + +#define __ac97_command_transmitted() ( REG_AIC_ACSR & AIC_ACSR_CADT ) +#define __ac97_status_received() ( REG_AIC_ACSR & AIC_ACSR_SADR ) +#define __ac97_status_receive_timeout() ( REG_AIC_ACSR & AIC_ACSR_RSTO ) +#define __ac97_codec_is_low_power_mode() ( REG_AIC_ACSR & AIC_ACSR_CLPM ) +#define __ac97_codec_is_ready() ( REG_AIC_ACSR & AIC_ACSR_CRDY ) +#define __ac97_slot_error_detected() ( REG_AIC_ACSR & AIC_ACSR_SLTERR ) +#define __ac97_clear_slot_error() ( REG_AIC_ACSR &= ~AIC_ACSR_SLTERR ) + +#define __i2s_is_busy() ( REG_AIC_I2SSR & AIC_I2SSR_BSY ) + +#define CODEC_READ_CMD (1 << 19) +#define CODEC_WRITE_CMD (0 << 19) +#define CODEC_REG_INDEX_BIT 12 +#define CODEC_REG_INDEX_MASK (0x7f << CODEC_REG_INDEX_BIT) /* 18:12 */ +#define CODEC_REG_DATA_BIT 4 +#define CODEC_REG_DATA_MASK (0x0ffff << 4) /* 19:4 */ + +#define __ac97_out_rcmd_addr(reg) \ +do { \ + REG_AIC_ACCAR = CODEC_READ_CMD | ((reg) << CODEC_REG_INDEX_BIT); \ +} while (0) + +#define __ac97_out_wcmd_addr(reg) \ +do { \ + REG_AIC_ACCAR = CODEC_WRITE_CMD | ((reg) << CODEC_REG_INDEX_BIT); \ +} while (0) + +#define __ac97_out_data(value) \ +do { \ + REG_AIC_ACCDR = ((value) << CODEC_REG_DATA_BIT); \ +} while (0) + +#define __ac97_in_data() \ + ( (REG_AIC_ACSDR & CODEC_REG_DATA_MASK) >> CODEC_REG_DATA_BIT ) + +#define __ac97_in_status_addr() \ + ( (REG_AIC_ACSAR & CODEC_REG_INDEX_MASK) >> CODEC_REG_INDEX_BIT ) + +#define __i2s_set_sample_rate(i2sclk, sync) \ + ( REG_AIC_I2SDIV = ((i2sclk) / (4*64)) / (sync) ) + +#define __aic_write_tfifo(v) ( REG_AIC_DR = (v) ) +#define __aic_read_rfifo() ( REG_AIC_DR ) + +#define __aic_internal_codec() ( REG_AIC_FR |= AIC_FR_ICDC ) +#define __aic_external_codec() ( REG_AIC_FR &= ~AIC_FR_ICDC ) + +/* Define next ops for AC97 compatible */ + +#define AC97_ACSR AIC_ACSR + +#define __ac97_enable() __aic_enable(); __aic_select_ac97() +#define __ac97_disable() __aic_disable() +#define __ac97_reset() __aic_reset() + +#define __ac97_set_transmit_trigger(n) __aic_set_transmit_trigger(n) +#define __ac97_set_receive_trigger(n) __aic_set_receive_trigger(n) + +#define __ac97_enable_record() __aic_enable_record() +#define __ac97_disable_record() __aic_disable_record() +#define __ac97_enable_replay() __aic_enable_replay() +#define __ac97_disable_replay() __aic_disable_replay() +#define __ac97_enable_loopback() __aic_enable_loopback() +#define __ac97_disable_loopback() __aic_disable_loopback() + +#define __ac97_enable_transmit_dma() __aic_enable_transmit_dma() +#define __ac97_disable_transmit_dma() __aic_disable_transmit_dma() +#define __ac97_enable_receive_dma() __aic_enable_receive_dma() +#define __ac97_disable_receive_dma() __aic_disable_receive_dma() + +#define __ac97_transmit_request() __aic_transmit_request() +#define __ac97_receive_request() __aic_receive_request() +#define __ac97_transmit_underrun() __aic_transmit_underrun() +#define __ac97_receive_overrun() __aic_receive_overrun() + +#define __ac97_clear_errors() __aic_clear_errors() + +#define __ac97_get_transmit_resident() __aic_get_transmit_resident() +#define __ac97_get_receive_count() __aic_get_receive_count() + +#define __ac97_enable_transmit_intr() __aic_enable_transmit_intr() +#define __ac97_disable_transmit_intr() __aic_disable_transmit_intr() +#define __ac97_enable_receive_intr() __aic_enable_receive_intr() +#define __ac97_disable_receive_intr() __aic_disable_receive_intr() + +#define __ac97_write_tfifo(v) __aic_write_tfifo(v) +#define __ac97_read_rfifo() __aic_read_rfifo() + +/* Define next ops for I2S compatible */ + +#define I2S_ACSR AIC_I2SSR + +#define __i2s_enable() __aic_enable(); __aic_select_i2s() +#define __i2s_disable() __aic_disable() +#define __i2s_reset() __aic_reset() + +#define __i2s_set_transmit_trigger(n) __aic_set_transmit_trigger(n) +#define __i2s_set_receive_trigger(n) __aic_set_receive_trigger(n) + +#define __i2s_enable_record() __aic_enable_record() +#define __i2s_disable_record() __aic_disable_record() +#define __i2s_enable_replay() __aic_enable_replay() +#define __i2s_disable_replay() __aic_disable_replay() +#define __i2s_enable_loopback() __aic_enable_loopback() +#define __i2s_disable_loopback() __aic_disable_loopback() + +#define __i2s_enable_transmit_dma() __aic_enable_transmit_dma() +#define __i2s_disable_transmit_dma() __aic_disable_transmit_dma() +#define __i2s_enable_receive_dma() __aic_enable_receive_dma() +#define __i2s_disable_receive_dma() __aic_disable_receive_dma() + +#define __i2s_transmit_request() __aic_transmit_request() +#define __i2s_receive_request() __aic_receive_request() +#define __i2s_transmit_underrun() __aic_transmit_underrun() +#define __i2s_receive_overrun() __aic_receive_overrun() + +#define __i2s_clear_errors() __aic_clear_errors() + +#define __i2s_get_transmit_resident() __aic_get_transmit_resident() +#define __i2s_get_receive_count() __aic_get_receive_count() + +#define __i2s_enable_transmit_intr() __aic_enable_transmit_intr() +#define __i2s_disable_transmit_intr() __aic_disable_transmit_intr() +#define __i2s_enable_receive_intr() __aic_enable_receive_intr() +#define __i2s_disable_receive_intr() __aic_disable_receive_intr() + +#define __i2s_write_tfifo(v) __aic_write_tfifo(v) +#define __i2s_read_rfifo() __aic_read_rfifo() + +#define __i2s_reset_codec() \ + do { \ + } while (0) + + +/*************************************************************************** + * ICDC + ***************************************************************************/ +#define __i2s_internal_codec() __aic_internal_codec() +#define __i2s_external_codec() __aic_external_codec() + +/*************************************************************************** + * INTC + ***************************************************************************/ +#define __intc_unmask_irq(n) ( REG_INTC_IMCR = (1 << (n)) ) +#define __intc_mask_irq(n) ( REG_INTC_IMSR = (1 << (n)) ) +#define __intc_ack_irq(n) ( REG_INTC_IPR = (1 << (n)) ) + + +/*************************************************************************** + * I2C + ***************************************************************************/ + +#define __i2c_enable() ( REG_I2C_CR |= I2C_CR_I2CE ) +#define __i2c_disable() ( REG_I2C_CR &= ~I2C_CR_I2CE ) + +#define __i2c_send_start() ( REG_I2C_CR |= I2C_CR_STA ) +#define __i2c_send_stop() ( REG_I2C_CR |= I2C_CR_STO ) +#define __i2c_send_ack() ( REG_I2C_CR &= ~I2C_CR_AC ) +#define __i2c_send_nack() ( REG_I2C_CR |= I2C_CR_AC ) + +#define __i2c_set_drf() ( REG_I2C_SR |= I2C_SR_DRF ) +#define __i2c_clear_drf() ( REG_I2C_SR &= ~I2C_SR_DRF ) +#define __i2c_check_drf() ( REG_I2C_SR & I2C_SR_DRF ) + +#define __i2c_received_ack() ( !(REG_I2C_SR & I2C_SR_ACKF) ) +#define __i2c_is_busy() ( REG_I2C_SR & I2C_SR_BUSY ) +#define __i2c_transmit_ended() ( REG_I2C_SR & I2C_SR_TEND ) + +#define __i2c_set_clk(dev_clk, i2c_clk) \ + ( REG_I2C_GR = (dev_clk) / (16*(i2c_clk)) - 1 ) + +#define __i2c_read() ( REG_I2C_DR ) +#define __i2c_write(val) ( REG_I2C_DR = (val) ) + + +/*************************************************************************** + * MSC + ***************************************************************************/ + +#define __msc_start_op() \ + ( REG_MSC_STRPCL = MSC_STRPCL_START_OP | MSC_STRPCL_CLOCK_CONTROL_START ) + +#define __msc_set_resto(to) ( REG_MSC_RESTO = to ) +#define __msc_set_rdto(to) ( REG_MSC_RDTO = to ) +#define __msc_set_cmd(cmd) ( REG_MSC_CMD = cmd ) +#define __msc_set_arg(arg) ( REG_MSC_ARG = arg ) +#define __msc_set_nob(nob) ( REG_MSC_NOB = nob ) +#define __msc_get_nob() ( REG_MSC_NOB ) +#define __msc_set_blklen(len) ( REG_MSC_BLKLEN = len ) +#define __msc_set_cmdat(cmdat) ( REG_MSC_CMDAT = cmdat ) +#define __msc_set_cmdat_ioabort() ( REG_MSC_CMDAT |= MSC_CMDAT_IO_ABORT ) +#define __msc_clear_cmdat_ioabort() ( REG_MSC_CMDAT &= ~MSC_CMDAT_IO_ABORT ) + +#define __msc_set_cmdat_bus_width1() \ +do { \ + REG_MSC_CMDAT &= ~MSC_CMDAT_BUS_WIDTH_MASK; \ + REG_MSC_CMDAT |= MSC_CMDAT_BUS_WIDTH_1BIT; \ +} while(0) + +#define __msc_set_cmdat_bus_width4() \ +do { \ + REG_MSC_CMDAT &= ~MSC_CMDAT_BUS_WIDTH_MASK; \ + REG_MSC_CMDAT |= MSC_CMDAT_BUS_WIDTH_4BIT; \ +} while(0) + +#define __msc_set_cmdat_dma_en() ( REG_MSC_CMDAT |= MSC_CMDAT_DMA_EN ) +#define __msc_set_cmdat_init() ( REG_MSC_CMDAT |= MSC_CMDAT_INIT ) +#define __msc_set_cmdat_busy() ( REG_MSC_CMDAT |= MSC_CMDAT_BUSY ) +#define __msc_set_cmdat_stream() ( REG_MSC_CMDAT |= MSC_CMDAT_STREAM_BLOCK ) +#define __msc_set_cmdat_block() ( REG_MSC_CMDAT &= ~MSC_CMDAT_STREAM_BLOCK ) +#define __msc_set_cmdat_read() ( REG_MSC_CMDAT &= ~MSC_CMDAT_WRITE_READ ) +#define __msc_set_cmdat_write() ( REG_MSC_CMDAT |= MSC_CMDAT_WRITE_READ ) +#define __msc_set_cmdat_data_en() ( REG_MSC_CMDAT |= MSC_CMDAT_DATA_EN ) + +/* r is MSC_CMDAT_RESPONSE_FORMAT_Rx or MSC_CMDAT_RESPONSE_FORMAT_NONE */ +#define __msc_set_cmdat_res_format(r) \ +do { \ + REG_MSC_CMDAT &= ~MSC_CMDAT_RESPONSE_FORMAT_MASK; \ + REG_MSC_CMDAT |= (r); \ +} while(0) + +#define __msc_clear_cmdat() \ + REG_MSC_CMDAT &= ~( MSC_CMDAT_IO_ABORT | MSC_CMDAT_DMA_EN | MSC_CMDAT_INIT| \ + MSC_CMDAT_BUSY | MSC_CMDAT_STREAM_BLOCK | MSC_CMDAT_WRITE_READ | \ + MSC_CMDAT_DATA_EN | MSC_CMDAT_RESPONSE_FORMAT_MASK ) + +#define __msc_get_imask() ( REG_MSC_IMASK ) +#define __msc_mask_all_intrs() ( REG_MSC_IMASK = 0xff ) +#define __msc_unmask_all_intrs() ( REG_MSC_IMASK = 0x00 ) +#define __msc_mask_rd() ( REG_MSC_IMASK |= MSC_IMASK_RXFIFO_RD_REQ ) +#define __msc_unmask_rd() ( REG_MSC_IMASK &= ~MSC_IMASK_RXFIFO_RD_REQ ) +#define __msc_mask_wr() ( REG_MSC_IMASK |= MSC_IMASK_TXFIFO_WR_REQ ) +#define __msc_unmask_wr() ( REG_MSC_IMASK &= ~MSC_IMASK_TXFIFO_WR_REQ ) +#define __msc_mask_endcmdres() ( REG_MSC_IMASK |= MSC_IMASK_END_CMD_RES ) +#define __msc_unmask_endcmdres() ( REG_MSC_IMASK &= ~MSC_IMASK_END_CMD_RES ) +#define __msc_mask_datatrandone() ( REG_MSC_IMASK |= MSC_IMASK_DATA_TRAN_DONE ) +#define __msc_unmask_datatrandone() ( REG_MSC_IMASK &= ~MSC_IMASK_DATA_TRAN_DONE ) +#define __msc_mask_prgdone() ( REG_MSC_IMASK |= MSC_IMASK_PRG_DONE ) +#define __msc_unmask_prgdone() ( REG_MSC_IMASK &= ~MSC_IMASK_PRG_DONE ) + +/* n=0,1,2,3,4,5,6,7 */ +#define __msc_set_clkrt(n) \ +do { \ + REG_MSC_CLKRT = n; \ +} while(0) + +#define __msc_get_ireg() ( REG_MSC_IREG ) +#define __msc_ireg_rd() ( REG_MSC_IREG & MSC_IREG_RXFIFO_RD_REQ ) +#define __msc_ireg_wr() ( REG_MSC_IREG & MSC_IREG_TXFIFO_WR_REQ ) +#define __msc_ireg_end_cmd_res() ( REG_MSC_IREG & MSC_IREG_END_CMD_RES ) +#define __msc_ireg_data_tran_done() ( REG_MSC_IREG & MSC_IREG_DATA_TRAN_DONE ) +#define __msc_ireg_prg_done() ( REG_MSC_IREG & MSC_IREG_PRG_DONE ) +#define __msc_ireg_clear_end_cmd_res() ( REG_MSC_IREG = MSC_IREG_END_CMD_RES ) +#define __msc_ireg_clear_data_tran_done() ( REG_MSC_IREG = MSC_IREG_DATA_TRAN_DONE ) +#define __msc_ireg_clear_prg_done() ( REG_MSC_IREG = MSC_IREG_PRG_DONE ) + +#define __msc_get_stat() ( REG_MSC_STAT ) +#define __msc_stat_not_end_cmd_res() ( (REG_MSC_STAT & MSC_STAT_END_CMD_RES) == 0) +#define __msc_stat_crc_err() \ + ( REG_MSC_STAT & (MSC_STAT_CRC_RES_ERR | MSC_STAT_CRC_READ_ERROR | MSC_STAT_CRC_WRITE_ERROR_YES) ) +#define __msc_stat_res_crc_err() ( REG_MSC_STAT & MSC_STAT_CRC_RES_ERR ) +#define __msc_stat_rd_crc_err() ( REG_MSC_STAT & MSC_STAT_CRC_READ_ERROR ) +#define __msc_stat_wr_crc_err() ( REG_MSC_STAT & MSC_STAT_CRC_WRITE_ERROR_YES ) +#define __msc_stat_resto_err() ( REG_MSC_STAT & MSC_STAT_TIME_OUT_RES ) +#define __msc_stat_rdto_err() ( REG_MSC_STAT & MSC_STAT_TIME_OUT_READ ) + +#define __msc_rd_resfifo() ( REG_MSC_RES ) +#define __msc_rd_rxfifo() ( REG_MSC_RXFIFO ) +#define __msc_wr_txfifo(v) ( REG_MSC_TXFIFO = v ) + +#define __msc_reset() \ +do { \ + REG_MSC_STRPCL = MSC_STRPCL_RESET; \ + while (REG_MSC_STAT & MSC_STAT_IS_RESETTING); \ +} while (0) + +#define __msc_start_clk() \ +do { \ + REG_MSC_STRPCL = MSC_STRPCL_CLOCK_CONTROL_START; \ +} while (0) + +#define __msc_stop_clk() \ +do { \ + REG_MSC_STRPCL = MSC_STRPCL_CLOCK_CONTROL_STOP; \ +} while (0) + +#define MMC_CLK 19169200 +#define SD_CLK 24576000 + +/* msc_clk should little than pclk and little than clk retrieve from card */ +#define __msc_calc_clk_divisor(type,dev_clk,msc_clk,lv) \ +do { \ + unsigned int rate, pclk, i; \ + pclk = dev_clk; \ + rate = type?SD_CLK:MMC_CLK; \ + if (msc_clk && msc_clk < pclk) \ + pclk = msc_clk; \ + i = 0; \ + while (pclk < rate) \ + { \ + i ++; \ + rate >>= 1; \ + } \ + lv = i; \ +} while(0) + +/* divide rate to little than or equal to 400kHz */ +#define __msc_calc_slow_clk_divisor(type, lv) \ +do { \ + unsigned int rate, i; \ + rate = (type?SD_CLK:MMC_CLK)/1000/400; \ + i = 0; \ + while (rate > 0) \ + { \ + rate >>= 1; \ + i ++; \ + } \ + lv = i; \ +} while(0) + + +/*************************************************************************** + * SSI + ***************************************************************************/ + +#define __ssi_enable() ( REG_SSI_CR0 |= SSI_CR0_SSIE ) +#define __ssi_disable() ( REG_SSI_CR0 &= ~SSI_CR0_SSIE ) +#define __ssi_select_ce() ( REG_SSI_CR0 &= ~SSI_CR0_FSEL ) + +#define __ssi_normal_mode() ( REG_SSI_ITR &= ~SSI_ITR_IVLTM_MASK ) + +#define __ssi_select_ce2() \ +do { \ + REG_SSI_CR0 |= SSI_CR0_FSEL; \ + REG_SSI_CR1 &= ~SSI_CR1_MULTS; \ +} while (0) + +#define __ssi_select_gpc() \ +do { \ + REG_SSI_CR0 &= ~SSI_CR0_FSEL; \ + REG_SSI_CR1 |= SSI_CR1_MULTS; \ +} while (0) + +#define __ssi_enable_tx_intr() \ + ( REG_SSI_CR0 |= SSI_CR0_TIE | SSI_CR0_TEIE ) + +#define __ssi_disable_tx_intr() \ + ( REG_SSI_CR0 &= ~(SSI_CR0_TIE | SSI_CR0_TEIE) ) + +#define __ssi_enable_rx_intr() \ + ( REG_SSI_CR0 |= SSI_CR0_RIE | SSI_CR0_REIE ) + +#define __ssi_disable_rx_intr() \ + ( REG_SSI_CR0 &= ~(SSI_CR0_RIE | SSI_CR0_REIE) ) + +#define __ssi_enable_loopback() ( REG_SSI_CR0 |= SSI_CR0_LOOP ) +#define __ssi_disable_loopback() ( REG_SSI_CR0 &= ~SSI_CR0_LOOP ) + +#define __ssi_enable_receive() ( REG_SSI_CR0 &= ~SSI_CR0_DISREV ) +#define __ssi_disable_receive() ( REG_SSI_CR0 |= SSI_CR0_DISREV ) + +#define __ssi_finish_receive() \ + ( REG_SSI_CR0 |= (SSI_CR0_RFINE | SSI_CR0_RFINC) ) + +#define __ssi_disable_recvfinish() \ + ( REG_SSI_CR0 &= ~(SSI_CR0_RFINE | SSI_CR0_RFINC) ) + +#define __ssi_flush_txfifo() ( REG_SSI_CR0 |= SSI_CR0_TFLUSH ) +#define __ssi_flush_rxfifo() ( REG_SSI_CR0 |= SSI_CR0_RFLUSH ) + +#define __ssi_flush_fifo() \ + ( REG_SSI_CR0 |= SSI_CR0_TFLUSH | SSI_CR0_RFLUSH ) + +#define __ssi_finish_transmit() ( REG_SSI_CR1 &= ~SSI_CR1_UNFIN ) + +#define __ssi_spi_format() \ +do { \ + REG_SSI_CR1 &= ~SSI_CR1_FMAT_MASK; \ + REG_SSI_CR1 |= SSI_CR1_FMAT_SPI; \ + REG_SSI_CR1 &= ~(SSI_CR1_TFVCK_MASK|SSI_CR1_TCKFI_MASK);\ + REG_SSI_CR1 |= (SSI_CR1_TFVCK_1 | SSI_CR1_TCKFI_1); \ +} while (0) + +/* TI's SSP format, must clear SSI_CR1.UNFIN */ +#define __ssi_ssp_format() \ +do { \ + REG_SSI_CR1 &= ~(SSI_CR1_FMAT_MASK | SSI_CR1_UNFIN); \ + REG_SSI_CR1 |= SSI_CR1_FMAT_SSP; \ +} while (0) + +/* National's Microwire format, must clear SSI_CR0.RFINE, and set max delay */ +#define __ssi_microwire_format() \ +do { \ + REG_SSI_CR1 &= ~SSI_CR1_FMAT_MASK; \ + REG_SSI_CR1 |= SSI_CR1_FMAT_MW1; \ + REG_SSI_CR1 &= ~(SSI_CR1_TFVCK_MASK|SSI_CR1_TCKFI_MASK);\ + REG_SSI_CR1 |= (SSI_CR1_TFVCK_3 | SSI_CR1_TCKFI_3); \ + REG_SSI_CR0 &= ~SSI_CR0_RFINE; \ +} while (0) + +/* CE# level (FRMHL), CE# in interval time (ITFRM), + clock phase and polarity (PHA POL), + interval time (SSIITR), interval characters/frame (SSIICR) */ + + /* frmhl,endian,mcom,flen,pha,pol MASK */ +#define SSICR1_MISC_MASK \ + ( SSI_CR1_FRMHL_MASK | SSI_CR1_LFST | SSI_CR1_MCOM_MASK \ + | SSI_CR1_FLEN_MASK | SSI_CR1_PHA | SSI_CR1_POL ) \ + +#define __ssi_spi_set_misc(frmhl,endian,flen,mcom,pha,pol) \ +do { \ + REG_SSI_CR1 &= ~SSICR1_MISC_MASK; \ + REG_SSI_CR1 |= ((frmhl) << 30) | ((endian) << 25) | \ + (((mcom) - 1) << 12) | (((flen) - 2) << 4) | \ + ((pha) << 1) | (pol); \ +} while(0) + +/* Transfer with MSB or LSB first */ +#define __ssi_set_msb() ( REG_SSI_CR1 &= ~SSI_CR1_LFST ) +#define __ssi_set_lsb() ( REG_SSI_CR1 |= SSI_CR1_LFST ) + +#define __ssi_set_frame_length(n) \ + REG_SSI_CR1 = (REG_SSI_CR1 & ~SSI_CR1_FLEN_MASK) | (((n) - 2) << 4) + +/* n = 1 - 16 */ +#define __ssi_set_microwire_command_length(n) \ + ( REG_SSI_CR1 = ((REG_SSI_CR1 & ~SSI_CR1_MCOM_MASK) | SSI_CR1_MCOM_##n##BIT) ) + +/* Set the clock phase for SPI */ +#define __ssi_set_spi_clock_phase(n) \ + ( REG_SSI_CR1 = ((REG_SSI_CR1 & ~SSI_CR1_PHA) | (n&0x1)) ) + +/* Set the clock polarity for SPI */ +#define __ssi_set_spi_clock_polarity(n) \ + ( REG_SSI_CR1 = ((REG_SSI_CR1 & ~SSI_CR1_POL) | (n&0x1)) ) + +/* n = ix8 */ +#define __ssi_set_tx_trigger(n) \ +do { \ + REG_SSI_CR1 &= ~SSI_CR1_TTRG_MASK; \ + REG_SSI_CR1 |= SSI_CR1_TTRG_##n; \ +} while (0) + +/* n = ix8 */ +#define __ssi_set_rx_trigger(n) \ +do { \ + REG_SSI_CR1 &= ~SSI_CR1_RTRG_MASK; \ + REG_SSI_CR1 |= SSI_CR1_RTRG_##n; \ +} while (0) + +#define __ssi_get_txfifo_count() \ + ( (REG_SSI_SR & SSI_SR_TFIFONUM_MASK) >> SSI_SR_TFIFONUM_BIT ) + +#define __ssi_get_rxfifo_count() \ + ( (REG_SSI_SR & SSI_SR_RFIFONUM_MASK) >> SSI_SR_RFIFONUM_BIT ) + +#define __ssi_clear_errors() \ + ( REG_SSI_SR &= ~(SSI_SR_UNDR | SSI_SR_OVER) ) + +#define __ssi_transfer_end() ( REG_SSI_SR & SSI_SR_END ) +#define __ssi_is_busy() ( REG_SSI_SR & SSI_SR_BUSY ) + +#define __ssi_txfifo_full() ( REG_SSI_SR & SSI_SR_TFF ) +#define __ssi_rxfifo_empty() ( REG_SSI_SR & SSI_SR_RFE ) +#define __ssi_rxfifo_noempty() ( REG_SSI_SR & SSI_SR_RFHF ) + +#define __ssi_set_clk(dev_clk, ssi_clk) \ + ( REG_SSI_GR = (dev_clk) / (2*(ssi_clk)) - 1 ) + +#define __ssi_receive_data() REG_SSI_DR +#define __ssi_transmit_data(v) ( REG_SSI_DR = (v) ) + + +/*************************************************************************** + * CIM + ***************************************************************************/ + +#define __cim_enable() ( REG_CIM_CTRL |= CIM_CTRL_ENA ) +#define __cim_disable() ( REG_CIM_CTRL &= ~CIM_CTRL_ENA ) + +#define __cim_input_data_inverse() ( REG_CIM_CFG |= CIM_CFG_INV_DAT ) +#define __cim_input_data_normal() ( REG_CIM_CFG &= ~CIM_CFG_INV_DAT ) + +#define __cim_vsync_active_low() ( REG_CIM_CFG |= CIM_CFG_VSP ) +#define __cim_vsync_active_high() ( REG_CIM_CFG &= ~CIM_CFG_VSP ) + +#define __cim_hsync_active_low() ( REG_CIM_CFG |= CIM_CFG_HSP ) +#define __cim_hsync_active_high() ( REG_CIM_CFG &= ~CIM_CFG_HSP ) + +#define __cim_sample_data_at_pclk_falling_edge() \ + ( REG_CIM_CFG |= CIM_CFG_PCP ) +#define __cim_sample_data_at_pclk_rising_edge() \ + ( REG_CIM_CFG &= ~CIM_CFG_PCP ) + +#define __cim_enable_dummy_zero() ( REG_CIM_CFG |= CIM_CFG_DUMMY_ZERO ) +#define __cim_disable_dummy_zero() ( REG_CIM_CFG &= ~CIM_CFG_DUMMY_ZERO ) + +#define __cim_select_external_vsync() ( REG_CIM_CFG |= CIM_CFG_EXT_VSYNC ) +#define __cim_select_internal_vsync() ( REG_CIM_CFG &= ~CIM_CFG_EXT_VSYNC ) + +/* n=0-7 */ +#define __cim_set_data_packing_mode(n) \ +do { \ + REG_CIM_CFG &= ~CIM_CFG_PACK_MASK; \ + REG_CIM_CFG |= (CIM_CFG_PACK_##n); \ +} while (0) + +#define __cim_enable_ccir656_progressive_mode() \ +do { \ + REG_CIM_CFG &= ~CIM_CFG_DSM_MASK; \ + REG_CIM_CFG |= CIM_CFG_DSM_CPM; \ +} while (0) + +#define __cim_enable_ccir656_interlace_mode() \ +do { \ + REG_CIM_CFG &= ~CIM_CFG_DSM_MASK; \ + REG_CIM_CFG |= CIM_CFG_DSM_CIM; \ +} while (0) + +#define __cim_enable_gated_clock_mode() \ +do { \ + REG_CIM_CFG &= ~CIM_CFG_DSM_MASK; \ + REG_CIM_CFG |= CIM_CFG_DSM_GCM; \ +} while (0) + +#define __cim_enable_nongated_clock_mode() \ +do { \ + REG_CIM_CFG &= ~CIM_CFG_DSM_MASK; \ + REG_CIM_CFG |= CIM_CFG_DSM_NGCM; \ +} while (0) + +/* sclk:system bus clock + * mclk: CIM master clock + */ +#define __cim_set_master_clk(sclk, mclk) \ +do { \ + REG_CIM_CTRL &= ~CIM_CTRL_MCLKDIV_MASK; \ + REG_CIM_CTRL |= (((sclk)/(mclk) - 1) << CIM_CTRL_MCLKDIV_BIT); \ +} while (0) + +#define __cim_enable_sof_intr() \ + ( REG_CIM_CTRL |= CIM_CTRL_DMA_SOFM ) +#define __cim_disable_sof_intr() \ + ( REG_CIM_CTRL &= ~CIM_CTRL_DMA_SOFM ) + +#define __cim_enable_eof_intr() \ + ( REG_CIM_CTRL |= CIM_CTRL_DMA_EOFM ) +#define __cim_disable_eof_intr() \ + ( REG_CIM_CTRL &= ~CIM_CTRL_DMA_EOFM ) + +#define __cim_enable_stop_intr() \ + ( REG_CIM_CTRL |= CIM_CTRL_DMA_STOPM ) +#define __cim_disable_stop_intr() \ + ( REG_CIM_CTRL &= ~CIM_CTRL_DMA_STOPM ) + +#define __cim_enable_trig_intr() \ + ( REG_CIM_CTRL |= CIM_CTRL_RXF_TRIGM ) +#define __cim_disable_trig_intr() \ + ( REG_CIM_CTRL &= ~CIM_CTRL_RXF_TRIGM ) + +#define __cim_enable_rxfifo_overflow_intr() \ + ( REG_CIM_CTRL |= CIM_CTRL_RXF_OFM ) +#define __cim_disable_rxfifo_overflow_intr() \ + ( REG_CIM_CTRL &= ~CIM_CTRL_RXF_OFM ) + +/* n=1-16 */ +#define __cim_set_frame_rate(n) \ +do { \ + REG_CIM_CTRL &= ~CIM_CTRL_FRC_MASK; \ + REG_CIM_CTRL |= CIM_CTRL_FRC_##n; \ +} while (0) + +#define __cim_enable_dma() ( REG_CIM_CTRL |= CIM_CTRL_DMA_EN ) +#define __cim_disable_dma() ( REG_CIM_CTRL &= ~CIM_CTRL_DMA_EN ) + +#define __cim_reset_rxfifo() ( REG_CIM_CTRL |= CIM_CTRL_RXF_RST ) +#define __cim_unreset_rxfifo() ( REG_CIM_CTRL &= ~CIM_CTRL_RXF_RST ) + +/* n=4,8,12,16,20,24,28,32 */ +#define __cim_set_rxfifo_trigger(n) \ +do { \ + REG_CIM_CTRL &= ~CIM_CTRL_RXF_TRIG_MASK; \ + REG_CIM_CTRL |= CIM_CTRL_RXF_TRIG_##n; \ +} while (0) + +#define __cim_clear_state() ( REG_CIM_STATE = 0 ) + +#define __cim_disable_done() ( REG_CIM_STATE & CIM_STATE_VDD ) +#define __cim_rxfifo_empty() ( REG_CIM_STATE & CIM_STATE_RXF_EMPTY ) +#define __cim_rxfifo_reach_trigger() ( REG_CIM_STATE & CIM_STATE_RXF_TRIG ) +#define __cim_rxfifo_overflow() ( REG_CIM_STATE & CIM_STATE_RXF_OF ) +#define __cim_clear_rxfifo_overflow() ( REG_CIM_STATE &= ~CIM_STATE_RXF_OF ) +#define __cim_dma_stop() ( REG_CIM_STATE & CIM_STATE_DMA_STOP ) +#define __cim_dma_eof() ( REG_CIM_STATE & CIM_STATE_DMA_EOF ) +#define __cim_dma_sof() ( REG_CIM_STATE & CIM_STATE_DMA_SOF ) + +#define __cim_get_iid() ( REG_CIM_IID ) +#define __cim_get_image_data() ( REG_CIM_RXFIFO ) +#define __cim_get_dam_cmd() ( REG_CIM_CMD ) + +#define __cim_set_da(a) ( REG_CIM_DA = (a) ) + +/*************************************************************************** + * LCD + ***************************************************************************/ +#define __lcd_as_smart_lcd() ( REG_LCD_CFG |= (1<> LCD_VSYNC_VPS_BIT ) + +#define __lcd_vsync_get_vpe() \ + ( (REG_LCD_VSYNC & LCD_VSYNC_VPE_MASK) >> LCD_VSYNC_VPE_BIT ) +#define __lcd_vsync_set_vpe(n) \ +do { \ + REG_LCD_VSYNC &= ~LCD_VSYNC_VPE_MASK; \ + REG_LCD_VSYNC |= (n) << LCD_VSYNC_VPE_BIT; \ +} while (0) + +#define __lcd_hsync_get_hps() \ + ( (REG_LCD_HSYNC & LCD_HSYNC_HPS_MASK) >> LCD_HSYNC_HPS_BIT ) +#define __lcd_hsync_set_hps(n) \ +do { \ + REG_LCD_HSYNC &= ~LCD_HSYNC_HPS_MASK; \ + REG_LCD_HSYNC |= (n) << LCD_HSYNC_HPS_BIT; \ +} while (0) + +#define __lcd_hsync_get_hpe() \ + ( (REG_LCD_HSYNC & LCD_HSYNC_HPE_MASK) >> LCD_VSYNC_HPE_BIT ) +#define __lcd_hsync_set_hpe(n) \ +do { \ + REG_LCD_HSYNC &= ~LCD_HSYNC_HPE_MASK; \ + REG_LCD_HSYNC |= (n) << LCD_HSYNC_HPE_BIT; \ +} while (0) + +#define __lcd_vat_get_ht() \ + ( (REG_LCD_VAT & LCD_VAT_HT_MASK) >> LCD_VAT_HT_BIT ) +#define __lcd_vat_set_ht(n) \ +do { \ + REG_LCD_VAT &= ~LCD_VAT_HT_MASK; \ + REG_LCD_VAT |= (n) << LCD_VAT_HT_BIT; \ +} while (0) + +#define __lcd_vat_get_vt() \ + ( (REG_LCD_VAT & LCD_VAT_VT_MASK) >> LCD_VAT_VT_BIT ) +#define __lcd_vat_set_vt(n) \ +do { \ + REG_LCD_VAT &= ~LCD_VAT_VT_MASK; \ + REG_LCD_VAT |= (n) << LCD_VAT_VT_BIT; \ +} while (0) + +#define __lcd_dah_get_hds() \ + ( (REG_LCD_DAH & LCD_DAH_HDS_MASK) >> LCD_DAH_HDS_BIT ) +#define __lcd_dah_set_hds(n) \ +do { \ + REG_LCD_DAH &= ~LCD_DAH_HDS_MASK; \ + REG_LCD_DAH |= (n) << LCD_DAH_HDS_BIT; \ +} while (0) + +#define __lcd_dah_get_hde() \ + ( (REG_LCD_DAH & LCD_DAH_HDE_MASK) >> LCD_DAH_HDE_BIT ) +#define __lcd_dah_set_hde(n) \ +do { \ + REG_LCD_DAH &= ~LCD_DAH_HDE_MASK; \ + REG_LCD_DAH |= (n) << LCD_DAH_HDE_BIT; \ +} while (0) + +#define __lcd_dav_get_vds() \ + ( (REG_LCD_DAV & LCD_DAV_VDS_MASK) >> LCD_DAV_VDS_BIT ) +#define __lcd_dav_set_vds(n) \ +do { \ + REG_LCD_DAV &= ~LCD_DAV_VDS_MASK; \ + REG_LCD_DAV |= (n) << LCD_DAV_VDS_BIT; \ +} while (0) + +#define __lcd_dav_get_vde() \ + ( (REG_LCD_DAV & LCD_DAV_VDE_MASK) >> LCD_DAV_VDE_BIT ) +#define __lcd_dav_set_vde(n) \ +do { \ + REG_LCD_DAV &= ~LCD_DAV_VDE_MASK; \ + REG_LCD_DAV |= (n) << LCD_DAV_VDE_BIT; \ +} while (0) + +#define __lcd_cmd0_set_sofint() ( REG_LCD_CMD0 |= LCD_CMD_SOFINT ) +#define __lcd_cmd0_clr_sofint() ( REG_LCD_CMD0 &= ~LCD_CMD_SOFINT ) +#define __lcd_cmd1_set_sofint() ( REG_LCD_CMD1 |= LCD_CMD_SOFINT ) +#define __lcd_cmd1_clr_sofint() ( REG_LCD_CMD1 &= ~LCD_CMD_SOFINT ) + +#define __lcd_cmd0_set_eofint() ( REG_LCD_CMD0 |= LCD_CMD_EOFINT ) +#define __lcd_cmd0_clr_eofint() ( REG_LCD_CMD0 &= ~LCD_CMD_EOFINT ) +#define __lcd_cmd1_set_eofint() ( REG_LCD_CMD1 |= LCD_CMD_EOFINT ) +#define __lcd_cmd1_clr_eofint() ( REG_LCD_CMD1 &= ~LCD_CMD_EOFINT ) + +#define __lcd_cmd0_set_pal() ( REG_LCD_CMD0 |= LCD_CMD_PAL ) +#define __lcd_cmd0_clr_pal() ( REG_LCD_CMD0 &= ~LCD_CMD_PAL ) + +#define __lcd_cmd0_get_len() \ + ( (REG_LCD_CMD0 & LCD_CMD_LEN_MASK) >> LCD_CMD_LEN_BIT ) +#define __lcd_cmd1_get_len() \ + ( (REG_LCD_CMD1 & LCD_CMD_LEN_MASK) >> LCD_CMD_LEN_BIT ) + +/*************************************************************************** + * RTC ops + ***************************************************************************/ + +#define __rtc_write_ready() ( REG_RTC_RCR & RTC_RCR_WRDY ) +#define __rtc_enabled() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RCR |= RTC_RCR_RTCE ; \ +}while(0) \ + +#define __rtc_disabled() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RCR &= ~RTC_RCR_RTCE; \ +}while(0) +#define __rtc_enable_alarm() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RCR |= RTC_RCR_AE; \ +}while(0) + +#define __rtc_disable_alarm() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RCR &= ~RTC_RCR_AE; \ +}while(0) + +#define __rtc_enable_alarm_irq() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RCR |= RTC_RCR_AIE; \ +}while(0) + +#define __rtc_disable_alarm_irq() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RCR &= ~RTC_RCR_AIE; \ +}while(0) +#define __rtc_enable_Hz_irq() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RCR |= RTC_RCR_HZIE; \ +}while(0) + +#define __rtc_disable_Hz_irq() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RCR &= ~RTC_RCR_HZIE; \ +}while(0) +#define __rtc_get_1Hz_flag() \ +do{ \ + while(!__rtc_write_ready()); \ + ((REG_RTC_RCR >> RTC_RCR_HZ) & 0x1); \ +}while(0) +#define __rtc_clear_1Hz_flag() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RCR &= ~RTC_RCR_HZ; \ +}while(0) +#define __rtc_get_alarm_flag() \ +do{ \ + while(!__rtc_write_ready()); \ + ((REG_RTC_RCR >> RTC_RCR_AF) & 0x1) \ +while(0) +#define __rtc_clear_alarm_flag() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RCR &= ~RTC_RCR_AF; \ +}while(0) +#define __rtc_get_second() \ +do{ \ + while(!__rtc_write_ready());\ + REG_RTC_RSR; \ +}while(0) + +#define __rtc_set_second(v) \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RSR = v; \ +}while(0) + +#define __rtc_get_alarm_second() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RSAR; \ +}while(0) + + +#define __rtc_set_alarm_second(v) \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RSAR = v; \ +}while(0) + +#define __rtc_RGR_is_locked() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RGR >> RTC_RGR_LOCK; \ +}while(0) +#define __rtc_lock_RGR() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RGR |= RTC_RGR_LOCK; \ +}while(0) + +#define __rtc_unlock_RGR() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_RGR &= ~RTC_RGR_LOCK; \ +}while(0) + +#define __rtc_get_adjc_val() \ +do{ \ + while(!__rtc_write_ready()); \ + ( (REG_RTC_RGR & RTC_RGR_ADJC_MASK) >> RTC_RGR_ADJC_BIT ); \ +}while(0) +#define __rtc_set_adjc_val(v) \ +do{ \ + while(!__rtc_write_ready()); \ + ( REG_RTC_RGR = ( (REG_RTC_RGR & ~RTC_RGR_ADJC_MASK) | (v << RTC_RGR_ADJC_BIT) )) \ +}while(0) + +#define __rtc_get_nc1Hz_val() \ + while(!__rtc_write_ready()); \ + ( (REG_RTC_RGR & RTC_RGR_NC1HZ_MASK) >> RTC_RGR_NC1HZ_BIT ) + +#define __rtc_set_nc1Hz_val(v) \ +do{ \ + while(!__rtc_write_ready()); \ + ( REG_RTC_RGR = ( (REG_RTC_RGR & ~RTC_RGR_NC1HZ_MASK) | (v << RTC_RGR_NC1HZ_BIT) )) \ +}while(0) +#define __rtc_power_down() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_HCR |= RTC_HCR_PD; \ +}while(0) + +#define __rtc_get_hwfcr_val() \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_HWFCR & RTC_HWFCR_MASK; \ +}while(0) +#define __rtc_set_hwfcr_val(v) \ +do{ \ + while(!__rtc_write_ready()); \ + REG_RTC_HWFCR = (v) & RTC_HWFCR_MASK; \ +}while(0) + +#define __rtc_get_hrcr_val() \ +do{ \ + while(!__rtc_write_ready()); \ + ( REG_RTC_HRCR & RTC_HRCR_MASK ); \ +}while(0) +#define __rtc_set_hrcr_val(v) \ +do{ \ + while(!__rtc_write_ready()); \ + ( REG_RTC_HRCR = (v) & RTC_HRCR_MASK ); \ +}while(0) + +#define __rtc_enable_alarm_wakeup() \ +do{ \ + while(!__rtc_write_ready()); \ + ( REG_RTC_HWCR |= RTC_HWCR_EALM ); \ +}while(0) + +#define __rtc_disable_alarm_wakeup() \ +do{ \ + while(!__rtc_write_ready()); \ + ( REG_RTC_HWCR &= ~RTC_HWCR_EALM ); \ +}while(0) + +#define __rtc_status_hib_reset_occur() \ +do{ \ + while(!__rtc_write_ready()); \ + ( (REG_RTC_HWRSR >> RTC_HWRSR_HR) & 0x1 ); \ +}while(0) +#define __rtc_status_ppr_reset_occur() \ +do{ \ + while(!__rtc_write_ready()); \ + ( (REG_RTC_HWRSR >> RTC_HWRSR_PPR) & 0x1 ); \ +}while(0) +#define __rtc_status_wakeup_pin_waken_up() \ +do{ \ + while(!__rtc_write_ready()); \ + ( (REG_RTC_HWRSR >> RTC_HWRSR_PIN) & 0x1 ); \ +}while(0) +#define __rtc_status_alarm_waken_up() \ +do{ \ + while(!__rtc_write_ready()); \ + ( (REG_RTC_HWRSR >> RTC_HWRSR_ALM) & 0x1 ); \ +}while(0) +#define __rtc_clear_hib_stat_all() \ +do{ \ + while(!__rtc_write_ready()); \ + ( REG_RTC_HWRSR = 0 ); \ +}while(0) + +#define __rtc_get_scratch_pattern() \ + while(!__rtc_write_ready()); \ + (REG_RTC_HSPR) +#define __rtc_set_scratch_pattern(n) \ +do{ \ + while(!__rtc_write_ready()); \ + (REG_RTC_HSPR = n ); \ +}while(0) + + +#endif /* !__ASSEMBLY__ */ + +#endif /* __JZ4740_H__ */ diff --git a/include/configs/qi_lb60.h b/include/configs/qi_lb60.h new file mode 100644 index 0000000..28b10aa --- /dev/null +++ b/include/configs/qi_lb60.h @@ -0,0 +1,210 @@ +/* + * Authors: Xiangfu Liu + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 3 of the License, or (at your option) any later version. + */ + +/* + * This file contains the configuration parameters for Qi_LB60. + */ +#ifndef __CONFIG_H +#define __CONFIG_H + +#define CONFIG_MIPS32 1 /* MIPS32 CPU core */ +#define CONFIG_JzRISC 1 /* JzRISC core */ +#define CONFIG_JZSOC 1 /* Jz SoC */ +#define CONFIG_JZ4740 1 /* Jz4740 SoC */ +#define CONFIG_QI_LB60 1 /* Qi_LB60 board */ + +#define CONFIG_DOS_PARTITION 1 + +#define CONFIG_LCD 1 /* LCD support */ +#define LCD_BPP LCD_COLOR32/*5:18,24,32 bits per pixel */ +#define CONFIG_JZLCD_FOXCONN_PT035TN01 + +/* NAND Boot config code */ +#define JZ4740_NANDBOOT_CFG JZ4740_NANDBOOT_B8R3 + +#define CONFIG_CPU_SPEED 336000000 /* CPU clock: 336 MHz */ +#define CONFIG_EXTAL 12000000 /* EXTAL freq: 12 MHz */ +#define CONFIG_SYS_HZ (CONFIG_EXTAL / 256) /* incrementer freq */ +#define CONFIG_SYS_MIPS_TIMER_FREQ CONFIG_CPU_SPEED + +#define CONFIG_SYS_UART_BASE UART0_BASE /* Base of the UART channel */ +#define CONFIG_BAUDRATE 57600 +#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +#define CONFIG_MMC 1 +#define CONFIG_FAT 1 +#define CONFIG_SKIP_LOWLEVEL_INIT 1 +#define CONFIG_BOARD_EARLY_INIT_F 1 +#define CONFIG_SYS_NO_FLASH 1 + +#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAUL) +#define CONFIG_BOOTDELAY 0 +#define CONFIG_BOOTFILE "uImage" /* file to load */ +#define CONFIG_BOOTARGS "mem=32M console=ttyS0,57600n8 rootfstype=jffs2 root=/dev/mtdblock2 rw rootwait" +#define CONFIG_BOOTCOMMAND "nand read 0x80600000 0x400000 0x300000;bootm" + +#define CONFIG_DRIVER_CS8900 1 +#define CS8900_BASE (0xa8000000) +#define CS8900_BUS16 +#define CONFIG_ETHADDR 00:2a:cc:2a:af:fe /* Ethernet address */ + +/* allow to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +/* + * Command line configuration. + */ +#include + +#define CONFIG_CMD_NAND +#define CONFIG_CMD_MMC +#define CONFIG_CMD_FAT + +/* + * Serial download configuration + */ +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CONFIG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +/* + * Miscellaneous configurable options + */ +#define CONFIG_SYS_LONGHELP /* undef to save memory */ +#define CONFIG_SYS_PROMPT "QI# " /* Monitor Command Prompt */ +#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) +/* Print Buffer Size */ +#define CONFIG_SYS_MAXARGS 16 /* max number of command args*/ + +#define CONFIG_SYS_MALLOC_LEN 896 * 1024 +#define CONFIG_SYS_BOOTPARAMS_LEN 128 * 1024 + +#define CONFIG_SYS_SDRAM_BASE 0x80000000 /* Cached addr */ + +#define CONFIG_SYS_INIT_SP_OFFSET 0x400000 + +#define CONFIG_SYS_LOAD_ADDR 0x80600000 /* default load address */ + +#define CONFIG_SYS_MEMTEST_START 0x80100000 +#define CONFIG_SYS_MEMTEST_END 0x80800000 + +#define CONFIG_RX_ETH_BUFFER 16 /* use 16 rx buffers on jz47xx eth */ + +/* + * Environment + */ +#define CONFIG_ENV_IS_IN_NAND 1 /* use NAND for environment vars */ + +/* + * NAND FLASH configuration + */ +#define QI_LB60_NAND_SIZE 2 /* if board nand flash is 1GB, set to 1 + * if board nand flash is 2GB, set to 2 + * for change the PAGE_SIZE and BLOCK_SIZE + * will delete when there is no 1GB flash + */ + +#define CONFIG_NAND_PAGE_SIZE (2048 * QI_LB60_NAND_SIZE) +/* nand chip block size */ +#define CONFIG_NAND_BLOCK_SIZE (256 * QI_LB60_NAND_SIZE << 10) +/* nand bad block was marked at this page in a block, start from 0 */ +#define CONFIG_NAND_BADBLOCK_PAGE 127 +/* ECC offset position in oob area, default value is 6 if it isn't defined */ +#define CONFIG_NAND_ECC_POS (6 * QI_LB60_NAND_SIZE) +#define CONFIG_SYS_MAX_NAND_DEVICE 1 +#define NAND_MAX_CHIPS 1 +#define CONFIG_SYS_NAND_BASE 0xB8000000 +#define CONFIG_SYS_NAND_SELECT_DEVICE 1 /* nand driver supports mutipl.*/ +#define CONFIG_SYS_ONENAND_BASE CONFIG_SYS_NAND_BASE + +/* + * IPL (Initial Program Loader, integrated inside CPU) + * Will load first 8k from NAND (SPL) into cache and execute it from there. + * + * SPL (Secondary Program Loader) + * Will load special U-Boot version (NUB) from NAND and execute it. This SPL + * has to fit into 8kByte. It sets up the CPU and configures the SDRAM + * controller and the NAND controller so that the special U-Boot image can be + * loaded from NAND to SDRAM. + * + * NUB (NAND U-Boot) + * This NAND U-Boot (NUB) is a special U-Boot version which can be started + * from RAM. Therefore it mustn't (re-)configure the SDRAM controller. + * + */ +#define CONFIG_NAND_U_BOOT_DST 0x80100000 /* Load NUB to this addr */ +#define CONFIG_NAND_U_BOOT_START CONFIG_NAND_U_BOOT_DST +/* Start NUB from this addr*/ + +/* + * Define the partitioning of the NAND chip (only RAM U-Boot is needed here) + */ +#define CONFIG_NAND_U_BOOT_OFFS (256 << 10) /* Offset to RAM U-Boot image */ +#define CONFIG_NAND_U_BOOT_SIZE (512 << 10) /* Size of RAM U-Boot image */ + +#define CONFIG_ENV_SIZE CONFIG_NAND_BLOCK_SIZE +#define CONFIG_ENV_OFFSET (CONFIG_NAND_BLOCK_SIZE + CONFIG_NAND_U_BOOT_SIZE + CONFIG_NAND_BLOCK_SIZE) +/* environment starts here */ +#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) + +/* in qi_lb60.h/config.mk TEXT_BAS = 0x88000000 */ +#define CONFIG_SYS_MONITOR_BASE TEXT_BASE + +/* + * SDRAM Info. + */ +#define CONFIG_NR_DRAM_BANKS 1 + +/* SDRAM paramters */ +#define SDRAM_BW16 1 /* Data bus width: 0-32bit, 1-16bit */ +#define SDRAM_BANK4 1 /* Banks each chip: 0-2bank, 1-4bank */ +#define SDRAM_ROW 13 /* Row address: 11 to 13 */ +#define SDRAM_COL 9 /* Column address: 8 to 12 */ +#define SDRAM_CASL 2 /* CAS latency: 2 or 3 */ + +/* SDRAM Timings, unit: ns */ +#define SDRAM_TRAS 45 /* RAS# Active Time */ +#define SDRAM_RCD 20 /* RAS# to CAS# Delay */ +#define SDRAM_TPC 20 /* RAS# Precharge Time */ +#define SDRAM_TRWL 7 /* Write Latency Time */ +#define SDRAM_TREF 15625 /* Refresh period: 8192 cycles/64ms */ + +/* + * Cache Configuration + */ +#define CONFIG_SYS_DCACHE_SIZE 16384 +#define CONFIG_SYS_ICACHE_SIZE 16384 +#define CONFIG_SYS_CACHELINE_SIZE 32 + +/* + * GPIO definition + */ +#define GPIO_LCD_CS (2 * 32 + 21) +#define GPIO_DISP_OFF_N (3 * 32 + 21) +#define GPIO_PWM (3 * 32 + 27) + +#define GPIO_AMP_EN (3 * 32 + 4) + +#define GPIO_SDPW_EN (3 * 32 + 2) +#define GPIO_SD_DETECT (3 * 32 + 0) + +#define GPIO_USB_DETECT (3 * 32 + 27) +#define GPIO_BUZZ_PWM (3 * 32 + 28) + +#define GPIO_AUDIO_POP (1 * 32 + 29) +#define GPIO_COB_TEST (1 * 32 + 30) + +#define GPIO_KEYOUT_BASE (2 * 32 + 10) +#define GPIO_KEYIN_BASE (3 * 32 + 18) +#define GPIO_KEYIN_8 (3 * 32 + 26) + +#define GPIO_SD_CD_N GPIO_SD_DETECT /* SD Card insert detect */ +#define GPIO_SD_VCC_EN_N GPIO_SDPW_EN /* SD Card Power Enable */ + +#endif /* __CONFIG_H */ diff --git a/nand_spl/board/qi_lb60/Makefile b/nand_spl/board/qi_lb60/Makefile new file mode 100644 index 0000000..bd45379 --- /dev/null +++ b/nand_spl/board/qi_lb60/Makefile @@ -0,0 +1,104 @@ +# +# (C) Copyright 2006 +# Stefan Roese, DENX Software Engineering, sr@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk +include $(TOPDIR)/nand_spl/board/$(BOARDDIR)/config.mk + +LDSCRIPT= $(TOPDIR)/nand_spl/board/$(BOARDDIR)/u-boot.lds +LDFLAGS = -Bstatic -T $(LDSCRIPT) -Ttext $(TEXT_BASE) +AFLAGS += -DCONFIG_NAND_SPL +CFLAGS += -DCONFIG_NAND_SPL + +SOBJS = start.o usb_boot.o +COBJS = nand_boot_jz4740.o cpu.o jz4740.o jz_serial.o + +SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c)) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) +__OBJS := $(SOBJS) $(COBJS) +LNDIR := $(OBJTREE)/nand_spl/board/$(BOARDDIR) + +nandobj := $(OBJTREE)/nand_spl/ + +ALL = $(nandobj)u-boot-spl $(nandobj)u-boot-spl.bin $(nandobj)u-boot-spl-16k.bin +all: $(obj).depend $(ALL) + +$(nandobj)u-boot-spl-16k.bin: $(nandobj)u-boot-spl.bin + dd bs=1024 count=8 if=/dev/zero of=$(nandobj)junk1 + cat $< $(nandobj)junk1 > $(nandobj)junk2 + dd bs=1024 count=8 if=$(nandobj)junk2 of=$(nandobj)junk3 + cat $(nandobj)junk3 $(nandobj)junk3 > $(nandobj)junk4 + dd bs=1024 count=256 if=/dev/zero of=$(nandobj)junk5 + cat $(nandobj)junk4 $(nandobj)junk5 > $(nandobj)junk6 + dd bs=1024 count=256 if=$(nandobj)junk6 of=$@ + rm -f $(nandobj)junk* + +$(nandobj)u-boot-spl.bin: $(nandobj)u-boot-spl + $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ + +$(nandobj)u-boot-spl: $(OBJS) + cd $(LNDIR) && $(LD) $(LDFLAGS) $$UNDEF_SYM $(__OBJS) \ + -Map $(nandobj)u-boot-spl.map \ + -o $(nandobj)u-boot-spl + +# create symbolic links for common files + +# from cpu directory +$(obj)start.S: + @rm -f $(obj)start.S + ln -s $(SRCTREE)/cpu/mips/start.S $(obj)start.S + +$(obj)usb_boot.S: + @rm -f $(obj)usb_boot.S + ln -s $(SRCTREE)/cpu/mips/usb_boot.S $(obj)usb_boot.S + +$(obj)cpu.c: + @rm -f $(obj)cpu.c + ln -s $(SRCTREE)/cpu/mips/cpu.c $(obj)cpu.c + +$(obj)jz4740.c: + @rm -f $(obj)jz4740.c + ln -s $(SRCTREE)/cpu/mips/jz4740.c $(obj)jz4740.c + +$(obj)jz_serial.c: + @rm -f $(obj)jz_serial.c + ln -s $(SRCTREE)/cpu/mips/jz_serial.c $(obj)jz_serial.c + +# from nand_spl directory +$(obj)nand_boot_jz4740.c: + @rm -f $(obj)nand_boot_jz4740.c + ln -s $(SRCTREE)/nand_spl/nand_boot_jz4740.c $(obj)nand_boot_jz4740.c + +######################################################################### + +$(obj)%.o: $(obj)%.S + $(CC) $(AFLAGS) -c -o $@ $< + +$(obj)%.o: $(obj)%.c + $(CC) $(CFLAGS) -c -o $@ $< + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/nand_spl/board/qi_lb60/config.mk b/nand_spl/board/qi_lb60/config.mk new file mode 100644 index 0000000..698c476 --- /dev/null +++ b/nand_spl/board/qi_lb60/config.mk @@ -0,0 +1,34 @@ +# +# (C) Copyright 2006 +# Stefan Roese, DENX Software Engineering, sr@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# +# +# Ingenic JZ4740 Reference Platform +# + +# +# TEXT_BASE for SPL: +# +# On JZ4730 platforms the SPL is located at 0x80000000...0x80001000, +# in the first 4kBytes of memory space in cache. So we set +# TEXT_BASE to starting address in internal cache here. +# +TEXT_BASE = 0x80000000 diff --git a/nand_spl/board/qi_lb60/u-boot.lds b/nand_spl/board/qi_lb60/u-boot.lds new file mode 100644 index 0000000..7042388 --- /dev/null +++ b/nand_spl/board/qi_lb60/u-boot.lds @@ -0,0 +1,63 @@ +/* + * (C) Copyright 2005 + * Ingenic Semiconductor, + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_FORMAT("elf32-tradlittlemips", "elf32-tradlittlemips", "elf32-tradlittlemips") + +OUTPUT_ARCH(mips) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.rodata) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .sdata : { *(.sdata) } + + _gp = ALIGN(16); + + __got_start = .; + .got : { *(.got) } + __got_end = .; + + .sdata : { *(.sdata) } + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + uboot_end_data = .; + num_got_entries = (__got_end - __got_start) >> 2; + + . = ALIGN(4); + .sbss : { *(.sbss) } + .bss : { *(.bss) } + uboot_end = .; +} diff --git a/nand_spl/nand_boot_jz4740.c b/nand_spl/nand_boot_jz4740.c new file mode 100644 index 0000000..924a47a --- /dev/null +++ b/nand_spl/nand_boot_jz4740.c @@ -0,0 +1,456 @@ +/* + * Copyright (C) 2007 Ingenic Semiconductor Inc. + * Author: Peter + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include + +#include +#include + +#define KEY_1_OUT (32 * 3 + 21) +#define KEY_1_IN (32 * 3 + 19) +#define KEY_2_OUT (32 * 3 + 25) +#define KEY_2_IN (32 * 3 + 26) + +/* + * NAND flash definitions + */ + +#define NAND_DATAPORT 0xb8000000 +#define NAND_ADDRPORT 0xb8010000 +#define NAND_COMMPORT 0xb8008000 + +#define ECC_BLOCK 512 +#define ECC_POS 6 +#define PAR_SIZE 9 + +#define __nand_enable() (REG_EMC_NFCSR |= EMC_NFCSR_NFE1 | EMC_NFCSR_NFCE1) +#define __nand_disable() (REG_EMC_NFCSR &= ~(EMC_NFCSR_NFCE1)) +#define __nand_ecc_rs_encoding() \ + (REG_EMC_NFECR = EMC_NFECR_ECCE | EMC_NFECR_ERST | EMC_NFECR_RS | EMC_NFECR_RS_ENCODING) +#define __nand_ecc_rs_decoding() \ + (REG_EMC_NFECR = EMC_NFECR_ECCE | EMC_NFECR_ERST | EMC_NFECR_RS | EMC_NFECR_RS_DECODING) +#define __nand_ecc_disable() (REG_EMC_NFECR &= ~EMC_NFECR_ECCE) +#define __nand_ecc_encode_sync() while (!(REG_EMC_NFINTS & EMC_NFINTS_ENCF)) +#define __nand_ecc_decode_sync() while (!(REG_EMC_NFINTS & EMC_NFINTS_DECF)) + +static inline void __nand_dev_ready(void) +{ + unsigned int timeout = 10000; + while ((REG_GPIO_PXPIN(2) & 0x40000000) && timeout--); + while (!(REG_GPIO_PXPIN(2) & 0x40000000)); +} + +#define __nand_cmd(n) (REG8(NAND_COMMPORT) = (n)) +#define __nand_addr(n) (REG8(NAND_ADDRPORT) = (n)) +#define __nand_data8() REG8(NAND_DATAPORT) +#define __nand_data16() REG16(NAND_DATAPORT) + +/* + * NAND flash parameters + */ +static int bus_width = 8; +static int page_size = 2048; +static int oob_size = 64; +static int ecc_count = 4; +static int row_cycle = 3; +static int page_per_block = 64; +static int bad_block_pos = 0; +static int block_size = 131072; + +static unsigned char oob_buf[128] = {0}; + +/* + * External routines + */ +extern void flush_cache_all(void); +extern int serial_init(void); +extern void serial_puts(const char *s); +extern void sdram_init(void); +extern void pll_init(void); +extern void usb_boot(); + +/* + * NAND flash routines + */ + +static inline void nand_read_buf16(void *buf, int count) +{ + int i; + u16 *p = (u16 *)buf; + + for (i = 0; i < count; i += 2) + *p++ = __nand_data16(); +} + +static inline void nand_read_buf8(void *buf, int count) +{ + int i; + u8 *p = (u8 *)buf; + + for (i = 0; i < count; i++) + *p++ = __nand_data8(); +} + +static inline void nand_read_buf(void *buf, int count, int bw) +{ + if (bw == 8) + nand_read_buf8(buf, count); + else + nand_read_buf16(buf, count); +} + +/* Correct 1~9-bit errors in 512-bytes data */ +static void rs_correct(unsigned char *dat, int idx, int mask) +{ + int i; + + idx--; + + i = idx + (idx >> 3); + if (i >= 512) + return; + + mask <<= (idx & 0x7); + + dat[i] ^= mask & 0xff; + if (i < 511) + dat[i+1] ^= (mask >> 8) & 0xff; +} + +static int nand_read_oob(int page_addr, uchar *buf, int size) +{ + int col_addr; + if (page_size != 512) + col_addr = page_size; + else { + col_addr = 0; + __nand_dev_ready(); + } + + if (page_size != 512) + /* Send READ0 command */ + __nand_cmd(NAND_CMD_READ0); + else + /* Send READOOB command */ + __nand_cmd(NAND_CMD_READOOB); + + /* Send column address */ + __nand_addr(col_addr & 0xff); + if (page_size != 512) + __nand_addr((col_addr >> 8) & 0xff); + + /* Send page address */ + __nand_addr(page_addr & 0xff); + __nand_addr((page_addr >> 8) & 0xff); + if (row_cycle == 3) + __nand_addr((page_addr >> 16) & 0xff); + + /* Send READSTART command for 2048 or 4096 ps NAND */ + if (page_size != 512) + __nand_cmd(NAND_CMD_READSTART); + + /* Wait for device ready */ + __nand_dev_ready(); + + /* Read oob data */ + nand_read_buf(buf, size, bus_width); + if (page_size == 512) + __nand_dev_ready(); + return 0; +} + +static int nand_read_page(int page_addr, uchar *dst, uchar *oobbuf) +{ + uchar *databuf = dst, *tmpbuf; + int i, j; + + /* + * Read oob data + */ + nand_read_oob(page_addr, oobbuf, oob_size); + + /* + * Read page data + */ + + /* Send READ0 command */ + __nand_cmd(NAND_CMD_READ0); + + /* Send column address */ + __nand_addr(0); + if (page_size != 512) + __nand_addr(0); + + /* Send page address */ + __nand_addr(page_addr & 0xff); + __nand_addr((page_addr >> 8) & 0xff); + if (row_cycle == 3) + __nand_addr((page_addr >> 16) & 0xff); + + /* Send READSTART command for 2048 or 4096 ps NAND */ + if (page_size != 512) + __nand_cmd(NAND_CMD_READSTART); + + /* Wait for device ready */ + __nand_dev_ready(); + + /* Read page data */ + tmpbuf = databuf; + + for (i = 0; i < ecc_count; i++) { + volatile unsigned char *paraddr = (volatile unsigned char *)EMC_NFPAR0; + unsigned int stat; + + /* Enable RS decoding */ + REG_EMC_NFINTS = 0x0; + __nand_ecc_rs_decoding(); + + /* Read data */ + nand_read_buf((void *)tmpbuf, ECC_BLOCK, bus_width); + + /* Set PAR values */ + for (j = 0; j < PAR_SIZE; j++) { +#if defined(CONFIG_NAND_ECC_POS) + *paraddr++ = oobbuf[CONFIG_NAND_ECC_POS + i*PAR_SIZE + j]; +#else + *paraddr++ = oobbuf[ECC_POS + i*PAR_SIZE + j]; +#endif + } + + /* Set PRDY */ + REG_EMC_NFECR |= EMC_NFECR_PRDY; + + /* Wait for completion */ + __nand_ecc_decode_sync(); + + /* Disable decoding */ + __nand_ecc_disable(); + + /* Check result of decoding */ + stat = REG_EMC_NFINTS; + if (stat & EMC_NFINTS_ERR) { + /* Error occurred */ + /* serial_puts("\n Error occurred\n"); */ + if (stat & EMC_NFINTS_UNCOR) { + /* Uncorrectable error occurred */ + /* serial_puts("\nUncorrectable error occurred\n"); */ + } + else { + unsigned int errcnt, index, mask; + + errcnt = (stat & EMC_NFINTS_ERRCNT_MASK) >> EMC_NFINTS_ERRCNT_BIT; + switch (errcnt) { + case 4: + index = (REG_EMC_NFERR3 & EMC_NFERR_INDEX_MASK) >> EMC_NFERR_INDEX_BIT; + mask = (REG_EMC_NFERR3 & EMC_NFERR_MASK_MASK) >> EMC_NFERR_MASK_BIT; + rs_correct(tmpbuf, index, mask); + /* FALL-THROUGH */ + case 3: + index = (REG_EMC_NFERR2 & EMC_NFERR_INDEX_MASK) >> EMC_NFERR_INDEX_BIT; + mask = (REG_EMC_NFERR2 & EMC_NFERR_MASK_MASK) >> EMC_NFERR_MASK_BIT; + rs_correct(tmpbuf, index, mask); + /* FALL-THROUGH */ + case 2: + index = (REG_EMC_NFERR1 & EMC_NFERR_INDEX_MASK) >> EMC_NFERR_INDEX_BIT; + mask = (REG_EMC_NFERR1 & EMC_NFERR_MASK_MASK) >> EMC_NFERR_MASK_BIT; + rs_correct(tmpbuf, index, mask); + /* FALL-THROUGH */ + case 1: + index = (REG_EMC_NFERR0 & EMC_NFERR_INDEX_MASK) >> EMC_NFERR_INDEX_BIT; + mask = (REG_EMC_NFERR0 & EMC_NFERR_MASK_MASK) >> EMC_NFERR_MASK_BIT; + rs_correct(tmpbuf, index, mask); + break; + default: + break; + } + } + } + + tmpbuf += ECC_BLOCK; + } + + return 0; +} + +#ifndef CONFIG_NAND_BADBLOCK_PAGE +#define CONFIG_NAND_BADBLOCK_PAGE 0 /* NAND bad block was marked at this page in a block, starting from 0 */ +#endif + +static void nand_load(int offs, int uboot_size, uchar *dst) +{ + int page; + int pagecopy_count; + + __nand_enable(); + + page = offs / page_size; + pagecopy_count = 0; + while (pagecopy_count < (uboot_size / page_size)) { + if (page % page_per_block == 0) { + nand_read_oob(page + CONFIG_NAND_BADBLOCK_PAGE, oob_buf, oob_size); + if (oob_buf[bad_block_pos] != 0xff) { + page += page_per_block; + /* Skip bad block */ + continue; + } + } + /* Load this page to dst, do the ECC */ + nand_read_page(page, dst, oob_buf); + + dst += page_size; + page++; + pagecopy_count++; + } + + __nand_disable(); +} + +static void jz_nand_init(void) { + + /* Optimize the timing of nand */ + REG_EMC_SMCR1 = 0x094c4400; +} + +static void gpio_init(void) +{ + /* + * Initialize SDRAM pins + */ +#if defined(CONFIG_JZ4720) + __gpio_as_sdram_16bit_4720(); +#elif defined(CONFIG_JZ4725) + __gpio_as_sdram_16bit_4725(); +#else + __gpio_as_sdram_32bit(); +#endif + + /* + * Initialize UART0 pins + */ + __gpio_as_uart0(); +} + +static int is_usb_boot() +{ + int key2,keyh; + + key2 = 0; + keyh = 0; + + __gpio_as_output(KEY_1_OUT); + __gpio_as_output(KEY_2_OUT); + __gpio_as_input(KEY_1_IN); + __gpio_as_input(KEY_2_IN); + __gpio_disable_pull(KEY_1_IN); + __gpio_disable_pull(KEY_2_IN); + + __gpio_clear_pin(KEY_1_OUT); + __gpio_clear_pin(KEY_2_OUT); + + key2 = __gpio_get_pin(KEY_2_IN); + keyh = __gpio_get_pin(KEY_1_IN); + + if(key2) + serial_puts("key2"); + else + serial_puts("key2--"); + + if(keyh) + serial_puts("keyh"); + else + serial_puts("keyh--"); + + + if( ( key2 == 0 ) && ( keyh == 0 ) ) + return 1; + else + return 0; + +} + +void nand_boot(void) +{ + void (*uboot)(void); + + /* + * Init hardware + */ + jz_nand_init(); + gpio_init(); + serial_init(); + + serial_puts("\n\nNAND Secondary Program Loader\n\n"); + + pll_init(); + sdram_init(); + + int ret = 0; + ret = is_usb_boot(); + if(ret) { + usb_boot(); + } + +#if (JZ4740_NANDBOOT_CFG == JZ4740_NANDBOOT_B8R3) + bus_width = 8; + row_cycle = 3; +#endif + +#if (JZ4740_NANDBOOT_CFG == JZ4740_NANDBOOT_B8R2) + bus_width = 8; + row_cycle = 2; +#endif + +#if (JZ4740_NANDBOOT_CFG == JZ4740_NANDBOOT_B16R3) + bus_width = 16; + row_cycle = 3; +#endif + +#if (JZ4740_NANDBOOT_CFG == JZ4740_NANDBOOT_B16R2) + bus_width = 16; + row_cycle = 2; +#endif + page_size = CONFIG_NAND_PAGE_SIZE; + block_size = CONFIG_NAND_BLOCK_SIZE; + page_per_block = CONFIG_NAND_BLOCK_SIZE / CONFIG_NAND_PAGE_SIZE; + bad_block_pos = (page_size == 512) ? 5 : 0; + oob_size = page_size / 32; + ecc_count = page_size / ECC_BLOCK; + + /* + * Load U-Boot image from NAND into RAM + */ + nand_load(CONFIG_NAND_U_BOOT_OFFS, CONFIG_NAND_U_BOOT_SIZE, + (uchar *)CONFIG_NAND_U_BOOT_DST); + + uboot = (void (*)(void))CONFIG_NAND_U_BOOT_START; + + serial_puts("Starting U-Boot ...\n"); + + /* + * Flush caches + */ + flush_cache_all(); + + /* + * Jump to U-Boot image + */ + (*uboot)(); +} -- 1.6.0.4