diff options
Diffstat (limited to 'drivers/mtd/nand')
| -rw-r--r-- | drivers/mtd/nand/raw/nand_amd.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/mtd/nand/raw/nand_amd.c b/drivers/mtd/nand/raw/nand_amd.c index 1417559d3057..6217555c19a6 100644 --- a/drivers/mtd/nand/raw/nand_amd.c +++ b/drivers/mtd/nand/raw/nand_amd.c @@ -45,7 +45,13 @@ static void amd_nand_decode_id(struct nand_chip *chip) static int amd_nand_init(struct nand_chip *chip) { if (nand_is_slc(chip)) - chip->options |= NAND_BBM_FIRSTPAGE | NAND_BBM_SECONDPAGE; + /* + * According to the datasheet of some Cypress SLC NANDs, + * the bad block markers can be in the first, second or last + * page of a block. So let's check all three locations. + */ + chip->options |= NAND_BBM_FIRSTPAGE | NAND_BBM_SECONDPAGE | + NAND_BBM_LASTPAGE; return 0; } |