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MX35: MX35PDK: support additional RAM on CSD1
Modules on mx35pdk have additional 128MB memory connected to CSD1. Signed-off-by: Stefano Babic <sbabic@denx.de>
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@ -193,10 +193,11 @@
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mov r2, #0x00
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mov r2, #0x00
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mov r1, #CSD0_BASE_ADDR
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mov r1, #CSD0_BASE_ADDR
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bl setup_sdram_bank
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bl setup_sdram_bank
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cmp r3, #0x0
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orreq r5, r5, #1
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mov r5, #0x00
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eorne r2, r2, #0x1
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mov r2, #0x00
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blne setup_sdram_bank
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mov r1, #CSD1_BASE_ADDR
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bl setup_sdram_bank
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mov lr, fp
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mov lr, fp
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@ -52,12 +52,25 @@ DECLARE_GLOBAL_DATA_PTR;
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int dram_init(void)
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int dram_init(void)
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{
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{
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gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1,
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u32 size1, size2;
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PHYS_SDRAM_1_SIZE);
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size1 = get_ram_size((void *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE);
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size2 = get_ram_size((void *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE);
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gd->ram_size = size1 + size2;
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return 0;
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return 0;
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}
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}
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void dram_init_banksize(void)
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{
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gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
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gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
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gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
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gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
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}
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static void setup_iomux_i2c(void)
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static void setup_iomux_i2c(void)
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{
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{
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int pad;
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int pad;
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@ -173,11 +173,11 @@
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/*
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/*
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* Physical Memory Map
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* Physical Memory Map
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*/
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*/
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#define CONFIG_NR_DRAM_BANKS 1
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#define CONFIG_NR_DRAM_BANKS 2
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#define PHYS_SDRAM_1 CSD0_BASE_ADDR
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#define PHYS_SDRAM_1 CSD0_BASE_ADDR
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#define PHYS_SDRAM_1_SIZE (128 * 1024 * 1024)
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#define PHYS_SDRAM_1_SIZE (128 * 1024 * 1024)
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#define iomem_valid_addr(addr, size) \
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#define PHYS_SDRAM_2 CSD1_BASE_ADDR
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(addr >= PHYS_SDRAM_1 && addr <= (PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE))
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#define PHYS_SDRAM_2_SIZE (128 * 1024 * 1024)
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#define CONFIG_SYS_SDRAM_BASE CSD0_BASE_ADDR
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#define CONFIG_SYS_SDRAM_BASE CSD0_BASE_ADDR
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#define CONFIG_SYS_INIT_RAM_ADDR (IRAM_BASE_ADDR + 0x10000)
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#define CONFIG_SYS_INIT_RAM_ADDR (IRAM_BASE_ADDR + 0x10000)
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