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Code

[xbboot] put all jz4760 board configure to board-jz4760.h file

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This commit is contained in:
Xiangfu Liu 2010-06-16 11:37:40 +08:00
parent c1873f1c5e
commit dbaf54daa0
3 changed files with 15 additions and 29 deletions
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27
xbboot/target-stage1/board-jz4760.c
View File

@ -138,7 +138,7 @@ void pll_init_4760()
(n2FR[div[4]] << CPM_CPCCR_MDIV_BIT) | (n2FR[div[4]] << CPM_CPCCR_MDIV_BIT) |
(n2FR[div[5]] << CPM_CPCCR_SDIV_BIT); (n2FR[div[5]] << CPM_CPCCR_SDIV_BIT);
if (ARG_EXTAL > 16000000) if (CFG_EXTAL > 16000000)
cfcr |= CPM_CPCCR_ECS; cfcr |= CPM_CPCCR_ECS;
else else
cfcr &= ~CPM_CPCCR_ECS; cfcr &= ~CPM_CPCCR_ECS;
@ -151,7 +151,7 @@ void pll_init_4760()
#endif #endif
cfcr |= CPM_CPCCR_CE; cfcr |= CPM_CPCCR_CE;
plcr1 = pll_calc_m_n_od(ARG_CPU_SPEED, ARG_EXTAL); plcr1 = pll_calc_m_n_od(CFG_CPU_SPEED, CFG_EXTAL);
plcr1 |= (0x20 << CPM_CPPCR_PLLST_BIT) /* PLL stable time */ plcr1 |= (0x20 << CPM_CPPCR_PLLST_BIT) /* PLL stable time */
| CPM_CPPCR_PLLEN; /* enable PLL */ | CPM_CPPCR_PLLEN; /* enable PLL */
@ -338,7 +338,7 @@ static int dma_memcpy_test(int channle_0, int channle_1) {
int channel; int channel;
#ifndef CONFIG_DDRC #ifndef CONFIG_DDRC
banks = (ARG_BANK_ADDR_2BIT ? 4 : 2) *(CONFIG_NR_DRAM_BANKS); banks = (SDRAM_BANK4 ? 4 : 2) *(CONFIG_NR_DRAM_BANKS);
#else #else
banks = (DDR_BANK8 ? 8 : 4) *(DDR_CS0EN + DDR_CS1EN); banks = (DDR_BANK8 ? 8 : 4) *(DDR_CS0EN + DDR_CS1EN);
#endif #endif
@ -352,7 +352,7 @@ static int dma_memcpy_test(int channle_0, int channle_1) {
DDR_DMA1_SRC = DDR_DMA_BASE + banksize*(banks - 1) + testsize*2; DDR_DMA1_SRC = DDR_DMA_BASE + banksize*(banks - 1) + testsize*2;
DDR_DMA1_DST = DDR_DMA_BASE + banksize*(banks - 1) + testsize*3; DDR_DMA1_DST = DDR_DMA_BASE + banksize*(banks - 1) + testsize*3;
cpu_clk = ARG_CPU_SPEED; cpu_clk = CFG_CPU_SPEED;
// for(channel = 0; channel < MAX_DMA_NUM; channel++) { // for(channel = 0; channel < MAX_DMA_NUM; channel++) {
@ -465,7 +465,7 @@ static int ddr_dma_test(int print_flag) {
REG_DMAC_DMADCKE(1) = 0x3f; REG_DMAC_DMADCKE(1) = 0x3f;
#ifndef CONFIG_DDRC #ifndef CONFIG_DDRC
banks = (ARG_BANK_ADDR_2BIT ? 4 : 2) *(CONFIG_NR_DRAM_BANKS); banks = (SDRAM_BANK4 ? 4 : 2) *(CONFIG_NR_DRAM_BANKS);
#else #else
banks = (DDR_BANK8 ? 8 : 4) *(DDR_CS0EN + DDR_CS1EN); banks = (DDR_BANK8 ? 8 : 4) *(DDR_CS0EN + DDR_CS1EN);
#endif #endif
@ -487,7 +487,7 @@ for(times = 0; times < banks; times++) {
DDR_DMA1_DST = DDR_DMA_BASE + banksize*(banks - 1) + testsize*3; DDR_DMA1_DST = DDR_DMA_BASE + banksize*(banks - 1) + testsize*3;
#endif #endif
cpu_clk = ARG_CPU_SPEED; cpu_clk = CFG_CPU_SPEED;
#ifdef DMA_CHANNEL0_EN #ifdef DMA_CHANNEL0_EN
addr = DDR_DMA0_SRC; addr = DDR_DMA0_SRC;
@ -560,7 +560,7 @@ void ddr_mem_init(int msel, int hl, int tsel, int arg)
register unsigned int cpu_clk, ddr_twr; register unsigned int cpu_clk, ddr_twr;
register unsigned int ddrc_cfg_reg=0, init_ddrc_mdelay=0; register unsigned int ddrc_cfg_reg=0, init_ddrc_mdelay=0;
cpu_clk = ARG_CPU_SPEED; cpu_clk = CFG_CPU_SPEED;
#if defined(CONFIG_SDRAM_DDR2) // ddr2 #if defined(CONFIG_SDRAM_DDR2) // ddr2
ddrc_cfg_reg = DDRC_CFG_TYPE_DDR2 | (DDR_ROW-12)<<10 ddrc_cfg_reg = DDRC_CFG_TYPE_DDR2 | (DDR_ROW-12)<<10
@ -869,14 +869,14 @@ void sdram_init_4760(void)
#endif #endif
testall = 0; testall = 0;
cpu_clk = ARG_CPU_SPEED; cpu_clk = CFG_CPU_SPEED;
#ifdef DEBUG #ifdef DEBUG
ddrc_regs_print(); ddrc_regs_print();
#endif #endif
#if defined(CONFIG_FPGA) #if defined(CONFIG_FPGA)
mem_clk = ARG_EXTAL / CFG_DIV; mem_clk = CFG_EXTAL / CFG_DIV;
ns = 7; ns = 7;
#else #else
mem_clk = __cpm_get_mclk(); mem_clk = __cpm_get_mclk();
@ -1157,7 +1157,7 @@ void sdram_init_4760(void)
int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32}; int div[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32};
cpu_clk = ARG_CPU_SPEED; cpu_clk = CFG_CPU_SPEED;
mem_clk = cpu_clk * div[__cpm_get_cdiv()] / div[__cpm_get_mdiv()]; mem_clk = cpu_clk * div[__cpm_get_cdiv()] / div[__cpm_get_mdiv()];
REG_EMC_BCR = 0; /* Disable bus release */ REG_EMC_BCR = 0; /* Disable bus release */
@ -1178,7 +1178,7 @@ void sdram_init_4760(void)
/* Basic DMCR value */ /* Basic DMCR value */
dmcr = ((SDRAM_ROW-11)<<EMC_DMCR_RA_BIT) | dmcr = ((SDRAM_ROW-11)<<EMC_DMCR_RA_BIT) |
((SDRAM_COL-8)<<EMC_DMCR_CA_BIT) | ((SDRAM_COL-8)<<EMC_DMCR_CA_BIT) |
(ARG_BANK_ADDR_2BIT<<EMC_DMCR_BA_BIT) | (SDRAM_BANK4<<EMC_DMCR_BA_BIT) |
(SDRAM_BW16<<EMC_DMCR_BW_BIT) | (SDRAM_BW16<<EMC_DMCR_BW_BIT) |
EMC_DMCR_EPIN | EMC_DMCR_EPIN |
cas_latency_dmcr[((SDRAM_CASL == 3) ? 1 : 0)]; cas_latency_dmcr[((SDRAM_CASL == 3) ? 1 : 0)];
@ -1248,10 +1248,7 @@ static void serial_setbrg(void)
volatile u8 *uart_dllr = (volatile u8 *)(UART_BASE + OFF_DLLR); volatile u8 *uart_dllr = (volatile u8 *)(UART_BASE + OFF_DLLR);
u32 baud_div, tmp; u32 baud_div, tmp;
// baud_div = (REG_CPM_CPCCR & CPM_CPCCR_ECS) ? baud_div = (CFG_EXTAL / 16 / 57600);
// (ARG_EXTAL / 32 / CONFIG_BAUDRATE) : (ARG_EXTAL / 16 / CONFIG_BAUDRATE);
baud_div = (ARG_EXTAL / 16 / 57600);
tmp = *uart_lcr; tmp = *uart_lcr;
tmp |= UART_LCR_DLAB; tmp |= UART_LCR_DLAB;
*uart_lcr = tmp; *uart_lcr = tmp;

3
xbboot/target-stage1/board-jz4760.h
View File

@ -10,6 +10,9 @@
//#define CONFIG_FPGA //#define CONFIG_FPGA
//#define CFG_DIV 2 /* for FPGA */ //#define CFG_DIV 2 /* for FPGA */
#define CFG_EXTAL 12000000
#define CFG_CPU_SPEED 144000000 /* CPU clock */
#define CONFIG_DDRC #define CONFIG_DDRC
#define CONFIG_SDRAM_DDR2 #define CONFIG_SDRAM_DDR2
//#define CONFIG_SDRAM_MDDR //#define CONFIG_SDRAM_MDDR

14
xbboot/target-stage1/stage1.c
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@ -35,19 +35,6 @@ void load_args_4740()
ARG_COL_ADDR = 9; ARG_COL_ADDR = 9;
} }
void load_args_4760()
{
ARG_EXTAL = 12 * 1000000;
ARG_CPU_SPEED = 12 * ARG_EXTAL;
ARG_PHM_DIV = 3;
ARG_UART_BAUD = 57600;
ARG_BUS_WIDTH_16 = * (int *)0x80002014;
ARG_BANK_ADDR_2BIT = 4;
ARG_ROW_ADDR = 13;
ARG_COL_ADDR = 10;
}
void c_main(void) void c_main(void)
{ {
ARG_CPU_ID = * (int *)0x80002008; ARG_CPU_ID = * (int *)0x80002008;
@ -63,7 +50,6 @@ void c_main(void)
serial_puts("Ben NanoNote\n"); serial_puts("Ben NanoNote\n");
break; break;
case 0x4760: case 0x4760:
load_args_4760();
gpio_init_4760(); gpio_init_4760();
cpm_start_all_4760(); cpm_start_all_4760();
serial_init_4760(1); serial_init_4760(1);