diff options
Diffstat (limited to 'drivers/mtd/cfi_flash.c')
| -rw-r--r-- | drivers/mtd/cfi_flash.c | 32 |
1 files changed, 15 insertions, 17 deletions
diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c index 44ebb9d06..02dd27ffb 100644 --- a/drivers/mtd/cfi_flash.c +++ b/drivers/mtd/cfi_flash.c @@ -62,20 +62,9 @@ * reading and writing ... (yes there is such a Hardware). */ -#ifndef CONFIG_SYS_FLASH_BANKS_LIST -#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE } -#endif - static uint flash_offset_cfi[2] = { FLASH_OFFSET_CFI, FLASH_OFFSET_CFI_ALT }; static uint flash_verbose = 1; -/* use CONFIG_SYS_MAX_FLASH_BANKS_DETECT if defined */ -#ifdef CONFIG_SYS_MAX_FLASH_BANKS_DETECT -# define CFI_MAX_FLASH_BANKS CONFIG_SYS_MAX_FLASH_BANKS_DETECT -#else -# define CFI_MAX_FLASH_BANKS CONFIG_SYS_MAX_FLASH_BANKS -#endif - flash_info_t flash_info[CFI_MAX_FLASH_BANKS]; /* FLASH chips info */ /* @@ -85,6 +74,17 @@ flash_info_t flash_info[CFI_MAX_FLASH_BANKS]; /* FLASH chips info */ #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_8BIT #endif +#if defined(CONFIG_SYS_MAX_FLASH_BANKS_DETECT) +int cfi_flash_num_flash_banks = CONFIG_SYS_MAX_FLASH_BANKS_DETECT; +#endif + +static phys_addr_t __cfi_flash_bank_addr(int i) +{ + return ((phys_addr_t [])CONFIG_SYS_FLASH_BANKS_LIST)[i]; +} +phys_addr_t cfi_flash_bank_addr(int i) + __attribute__((weak, alias("__cfi_flash_bank_addr"))); + static void __flash_write8(u8 value, void *addr) { __raw_writeb(value, addr); @@ -153,7 +153,7 @@ u64 flash_read64(void *addr)__attribute__((weak, alias("__flash_read64"))); flash_info_t *flash_get_info(ulong base) { int i; - flash_info_t * info = 0; + flash_info_t *info = NULL; for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) { info = & flash_info[i]; @@ -162,7 +162,7 @@ flash_info_t *flash_get_info(ulong base) break; } - return i == CONFIG_SYS_MAX_FLASH_BANKS ? 0 : info; + return info; } #endif @@ -2021,14 +2021,12 @@ unsigned long flash_init (void) getenv_f("unlock", s, sizeof(s)); #endif -#define BANK_BASE(i) (((phys_addr_t [CFI_MAX_FLASH_BANKS])CONFIG_SYS_FLASH_BANKS_LIST)[i]) - /* Init: no FLASHes known */ for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i) { flash_info[i].flash_id = FLASH_UNKNOWN; - if (!flash_detect_legacy (BANK_BASE(i), i)) - flash_get_size (BANK_BASE(i), i); + if (!flash_detect_legacy(cfi_flash_bank_addr(i), i)) + flash_get_size(cfi_flash_bank_addr(i), i); size += flash_info[i].size; if (flash_info[i].flash_id == FLASH_UNKNOWN) { #ifndef CONFIG_SYS_FLASH_QUIET_TEST |