diff options
Diffstat (limited to 'board/freescale/m54455evb/m54455evb.c')
| -rw-r--r-- | board/freescale/m54455evb/m54455evb.c | 64 |
1 files changed, 61 insertions, 3 deletions
diff --git a/board/freescale/m54455evb/m54455evb.c b/board/freescale/m54455evb/m54455evb.c index 0480b54685..4f02121a5d 100644 --- a/board/freescale/m54455evb/m54455evb.c +++ b/board/freescale/m54455evb/m54455evb.c @@ -39,9 +39,17 @@ int checkboard(void) phys_size_t initdram(int board_type) { + u32 dramsize; +#ifdef CONFIG_CF_SBF + /* + * Serial Boot: The dram is already initialized in start.S + * only require to return DRAM size + */ + dramsize = CFG_SDRAM_SIZE * 0x100000 >> 1; +#else volatile sdramc_t *sdram = (volatile sdramc_t *)(MMAP_SDRAM); volatile gpio_t *gpio = (volatile gpio_t *)(MMAP_GPIO); - u32 dramsize, i; + u32 i; dramsize = CFG_SDRAM_SIZE * 0x100000 >> 1; @@ -51,7 +59,7 @@ phys_size_t initdram(int board_type) } i--; - gpio->mscr_sdram = 0xAA; + gpio->mscr_sdram = CFG_SDRAM_DRV_STRENGTH; sdram->sdcs0 = (CFG_SDRAM_BASE | i); sdram->sdcs1 = (CFG_SDRAM_BASE1 | i); @@ -80,7 +88,7 @@ phys_size_t initdram(int board_type) sdram->sdcr = (CFG_SDRAM_CTRL & ~0x80000000) | 0x10000c00; udelay(100); - +#endif return (dramsize << 1); }; @@ -162,3 +170,53 @@ void pci_init_board(void) pci_mcf5445x_init(&hose); } #endif /* CONFIG_PCI */ + +#if defined(CFG_FLASH_CFI) +#include <flash.h> +ulong board_flash_get_legacy (ulong base, int banknum, flash_info_t * info) +{ + int sect[] = CFG_ATMEL_SECT; + int sectsz[] = CFG_ATMEL_SECTSZ; + int i, j, k; + + if (base != CFG_ATMEL_BASE) + return 0; + + info->flash_id = 0x01000000; + info->portwidth = 1; + info->chipwidth = 1; + info->buffer_size = 32; + info->erase_blk_tout = 16384; + info->write_tout = 2; + info->buffer_write_tout = 5; + info->vendor = 2; /* CFI_CMDSET_AMD_STANDARD */ + info->cmd_reset = 0x00F0; + info->interface = FLASH_CFI_X8; + info->legacy_unlock = 0; + info->manufacturer_id = (u16) ATM_MANUFACT; + info->device_id = ATM_ID_LV040; + info->device_id2 = 0; + + info->ext_addr = 0; + info->cfi_version = 0x3133; + info->cfi_offset = 0x0055; + info->addr_unlock1 = 0x00000555; + info->addr_unlock2 = 0x000002AA; + info->name = "CFI conformant"; + + + info->size = 0; + info->sector_count = CFG_ATMEL_TOTALSECT; + info->start[0] = base; + for (k = 0, i = 0; i < CFG_ATMEL_REGION; i++) { + info->size += sect[i] * sectsz[i]; + + for (j = 0; j < sect[i]; j++, k++) { + info->start[k + 1] = info->start[k] + sectsz[i]; + info->protect[k] = 0; + } + } + + return 1; +} +#endif /* CFG_FLASH_CFI */ |
