diff options
Diffstat (limited to 'drivers/cfi_flash.c')
| -rw-r--r-- | drivers/cfi_flash.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/cfi_flash.c b/drivers/cfi_flash.c index 4ced810..101eb74 100644 --- a/drivers/cfi_flash.c +++ b/drivers/cfi_flash.c @@ -1066,10 +1066,22 @@ static ulong flash_get_size (ulong base, int banknum) for (j = 0; j < erase_region_count; j++) { info->start[sect_cnt] = sector; sector += (erase_region_size * size_ratio); - info->protect[sect_cnt] = - flash_isset (info, sect_cnt, - FLASH_OFFSET_PROTECT, - FLASH_STATUS_PROTECT); + + /* + * Only read protection status from supported devices (intel...) + */ + switch (info->vendor) { + case CFI_CMDSET_INTEL_EXTENDED: + case CFI_CMDSET_INTEL_STANDARD: + info->protect[sect_cnt] = + flash_isset (info, sect_cnt, + FLASH_OFFSET_PROTECT, + FLASH_STATUS_PROTECT); + break; + default: + info->protect[sect_cnt] = 0; /* default: not protected */ + } + sect_cnt++; } } |