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qi-add-s3c2410-cpu.patch
This patch add support for s3c2410 in Qi. Signed-off-by: Micael Henriksson <micael.h@gmail.com>
This commit is contained in:
Micael Henriksson
committed by
Andy Green
Andy Green
parent
e856eed04a
commit
938a79d90d
291
qiboot/src/cpu/s3c2410/gta01.c
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291
qiboot/src/cpu/s3c2410/gta01.c
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/*
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* (C) Copyright 2007 OpenMoko, Inc.
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* Author: Andy Green <andy@openmoko.com>
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*
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* Configuation settings for the OPENMOKO Neo GTA02 Linux GSM phone
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*/
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#include <qi.h>
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#include <neo_gta01.h>
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#include <serial-s3c24xx.h>
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#include <ports-s3c24xx.h>
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#include <s3c24xx-mci.h>
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#include <i2c-bitbang-s3c24xx.h>
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#include <pcf50606.h>
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#define GTA01_DEBUG_UART 0
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#define PCF50606_I2C_ADS 0x08
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struct pcf50606_init {
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u8 index;
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u8 value;
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};
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/* initial register set for PCF50606 in Neo1973 devices */
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const struct pcf50606_init pcf50606_initial_regs[] = {
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{ PCF50606_REG_OOCS, 0x00 },
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{ PCF50606_REG_INT1M, 0x00 },
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{ PCF50606_REG_INT2M, 0x00 },
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{ PCF50606_REG_INT3M, PCF50606_INT3_TSCPRES },
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{ PCF50606_REG_OOCC1, PCF50606_OOCC1_RTCWAK | PCF50606_OOCC1_CHGWAK |
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PCF50606_OOCC1_EXTONWAK_HIGH },
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{ PCF50606_REG_OOCC2, PCF50606_OOCC2_ONKEYDB_14ms | PCF50606_OOCC2_EXTONDB_14ms },
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{ PCF50606_REG_PSSC, 0x00 },
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{ PCF50606_REG_PWROKM, 0x00 },
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{ PCF50606_REG_DCDC1, 0x18 }, /* GL_1V5: off */
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{ PCF50606_REG_DCDC2, 0x00 },
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{ PCF50606_REG_DCDC3, 0x00 },
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{ PCF50606_REG_DCDC4, 0x30 }, /* 1.25A */
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{ PCF50606_REG_DCDEC1, 0xe8 }, /* IO_3V3: on */
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{ PCF50606_REG_DCDEC2, 0x00 },
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{ PCF50606_REG_DCUDC1, 0xc4 }, /* CORE_1V8: 2.1V if PWREN2 = HIGH */
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{ PCF50606_REG_DCUDC2, 0x30 }, /* 1.25A current limit */
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{ PCF50606_REG_IOREGC, 0xf8 }, /* CODEC_3V3: on */
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{ PCF50606_REG_D1REGC1, 0x16 }, /* BT_3V15: off */
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{ PCF50606_REG_D2REGC1, 0x10 }, /* GL_2V5: off */
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{ PCF50606_REG_D3REGC1, 0xec }, /* STBY_1V8: 2.1V */
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{ PCF50606_REG_LPREGC1, 0xf8 }, /* LCM_3V3: on */
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{ PCF50606_REG_LPREGC2, 0x00 },
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{ PCF50606_REG_MBCC1, 0x01 }, /* CHGAPE */
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{ PCF50606_REG_MBCC2, 0x00 }, /* unlimited charging */
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{ PCF50606_REG_MBCC3, 0x1a }, /* 0.2*Ifast, 4.20V */
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{ PCF50606_REG_BBCC, 0x1f }, /* 400uA */
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{ PCF50606_REG_ADCC1, 0x00 },
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{ PCF50606_REG_ADCC2, 0x00 },
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{ PCF50606_REG_ACDC1, 0x86 }, /* ACD thresh 1.6V, enabled */
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{ PCF50606_REG_BVMC, PCF50606_BVMC_THRSHLD_3V3 },
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{ PCF50606_REG_PWMC1, 0x00 },
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{ PCF50606_REG_LEDC1, 0x00 },
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{ PCF50606_REG_LEDC2, 0x00 },
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{ PCF50606_REG_GPOC1, 0x00 },
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{ PCF50606_REG_GPOC2, 0x00 },
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{ PCF50606_REG_GPOC3, 0x00 },
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{ PCF50606_REG_GPOC4, 0x00 },
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{ PCF50606_REG_GPOC5, 0x00 },
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};
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static const struct board_variant board_variants[] = {
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[0] = {
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.name = "Bv4",
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.machine_revision = 0x240,
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}
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};
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void port_init_gta01(void)
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{
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int n;
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unsigned int * MPLLCON = (unsigned int *)0x4c000004;
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rGPACON = 0x005E0FFF;
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rGPADAT = 0x00010000; /* nNAND_WP set high */
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rGPBCON = 0x00045455;
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rGPBUP = 0x000007FF;
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rGPBDAT = 0x00000004; /* SD-card pwr off */
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rGPCCON = 0xAAAA12A9;
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rGPCUP = 0x0000FFFF;
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rGPDCON = 0xAAAAAAAA;
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rGPDUP = 0x0000FFFF;
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rGPECON = 0xAAAAAAAA;
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rGPEUP = 0x0000FFFF;
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rGPFCON = 0x0000aa99;
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rGPFUP = 0x000000FF;
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rGPFDAT = 0x00000004;
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rGPGCON = 0xFF14F0F8;
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rGPGUP = 0x0000AFEF;
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rGPHCON = 0x0000FAAA;
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rGPHUP = 0x000007FF;
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/* Load PMU with safe values */
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for (n = 0; n < ARRAY_SIZE(pcf50606_initial_regs); n++)
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i2c_write_sync(&bb_s3c24xx, PCF50606_I2C_ADS,
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pcf50606_initial_regs[n].index,
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pcf50606_initial_regs[n].value);
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/* Give a short vibrate notification */
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rGPBDAT |= (1 << 3);
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udelay(1000000);
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rGPBDAT &= ~(1 << 3);
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/* change CPU to 266MHz 1:2:4 */
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*MPLLCON = ((0x7d << 12) + (0x1 << 4) + 0x1);
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/* Delay after update of PLL: Page 7-19, seven nops */
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asm __volatile__ (
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"nop\n"\
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"nop\n"\
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"nop\n"\
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"nop\n"\
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"nop\n"\
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"nop\n"\
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"nop\n"\
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);
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/* set debug UART working at 115kbps */
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serial_init_115200_s3c24xx(GTA01_DEBUG_UART, 66 /* 66.5MHz PCLK */);
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}
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int sd_card_init_gta01(void)
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{
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int retval = -1;
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/* Check if AUX is held. Then skip SD-card kernels!
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* FIXME: This would be nicer to do with an API.
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*/
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if (!(rGPFDAT & (1 << 6))) {
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return -1;
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}
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/* if SD card inserted, power it up and initialize*/
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if (!(rGPFDAT & (1 << 5)))
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{
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rGPBDAT &= ~(1 << 2);
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retval = s3c24xx_mmc_init(1);
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}
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return retval;
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}
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int sd_card_block_read_gta01(unsigned char * buf, unsigned long start512,
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int blocks512)
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{
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return s3c24xx_mmc_bread(0, start512, blocks512, buf);
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}
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int is_this_board_gta01(void)
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{
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/* FIXME: How to check for GTA01 ? */
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return 1;
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}
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const struct board_variant const * get_board_variant_gta01(void)
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{
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return &board_variants[0];
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}
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static __attribute__ (( section (".steppingstone") )) void putc_gta01(char c)
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{
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serial_putc_s3c24xx(GTA01_DEBUG_UART, c);
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}
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static void close_gta01(void)
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{
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/* set I2C GPIO back to peripheral unit */
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(bb_s3c24xx.close)();
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}
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/*
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* API for bootloader on this machine
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*/
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const struct board_api board_api_gta01 = {
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.name = "Neo1973 GTA01",
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.linux_machine_id = 1182,
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.linux_mem_start = 0x30000000,
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.linux_mem_size = (128 * 1024 * 1024),
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.linux_tag_placement = 0x30000000 + 0x100,
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.get_board_variant = get_board_variant_gta01,
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.is_this_board = is_this_board_gta01,
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.port_init = port_init_gta01,
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.putc = putc_gta01,
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.close = close_gta01,
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/* these are the ways we could boot GTA01 in order to try */
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.kernel_source = {
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[0] = {
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.name = "SD Card EXT2 Kernel p1",
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.block_init = sd_card_init_gta01,
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.block_read = sd_card_block_read_gta01,
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.partition_index = 1,
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.filesystem = FS_EXT2,
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.filepath = "boot/uImage",
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.commandline = "mtdparts=" \
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"neo1973-nand:" \
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"0x00040000(qi)," \
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"0x00004000(u-boot_env)," \
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"0x00200000(kernel)," \
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"0x000a0000(splash)," \
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"0x03d1c000(rootfs) " \
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"rootfstype=ext3 " \
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"root=/dev/mmcblk0p2 " \
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"console=ttySAC0,115200 " \
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"loglevel=4 " \
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"init=/sbin/init "\
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"ro"
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},
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[1] = {
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.name = "SD Card EXT2 Kernel p2",
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.block_init = sd_card_init_gta01,
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.block_read = sd_card_block_read_gta01,
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.partition_index = 2,
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.filesystem = FS_EXT2,
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.filepath = "boot/uImage",
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.commandline = "mtdparts=" \
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"neo1973-nand:" \
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"0x00040000(qi)," \
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"0x00004000(u-boot_env)," \
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"0x00200000(kernel)," \
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"0x000a0000(splash)," \
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"0x03d1c000(rootfs) " \
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"rootfstype=ext3 " \
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"root=/dev/mmcblk0p2 " \
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"console=ttySAC0,115200 " \
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"loglevel=4 " \
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"init=/sbin/init "\
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"ro"
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},
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[2] = {
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.name = "NAND Kernel",
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.block_read = nand_read_ll,
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.offset_blocks512_if_no_partition = 0x44000 / 512,
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.filesystem = FS_RAW,
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.commandline = "mtdparts=" \
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"neo1973-nand:" \
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"0x00040000(qi)," \
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"0x00004000(u-boot_env)," \
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"0x00200000(kernel)," \
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"0x000a0000(splash)," \
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"0x03d1c000(rootfs) " \
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"rootfstype=jffs2 " \
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"root=/dev/mtdblock4 " \
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"console=ttySAC0,115200 " \
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"loglevel=4 " \
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"init=/sbin/init "\
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"ro"
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},
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},
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};
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