diff options
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/raw/nand_esmt.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/mtd/nand/raw/nand_esmt.c b/drivers/mtd/nand/raw/nand_esmt.c index 58646ed663ac..3338c68aaaf1 100644 --- a/drivers/mtd/nand/raw/nand_esmt.c +++ b/drivers/mtd/nand/raw/nand_esmt.c @@ -36,7 +36,14 @@ static void esmt_nand_decode_id(struct nand_chip *chip) static int esmt_nand_init(struct nand_chip *chip) { if (nand_is_slc(chip)) - chip->options |= NAND_BBM_FIRSTPAGE | NAND_BBM_SECONDPAGE; + /* + * It is known that some ESMT SLC NANDs have been shipped + * with the factory bad block markers in the first or last page + * of the block, instead of the first or second page. To be on + * the safe side, let's check all three locations. + */ + chip->options |= NAND_BBM_FIRSTPAGE | NAND_BBM_SECONDPAGE | + NAND_BBM_LASTPAGE; return 0; } |