diff options
-rw-r--r-- | drivers/mtd/nand/nand_base.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 8323ac991ad1..3766682a0289 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c | |||
@@ -2857,8 +2857,11 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip, | |||
2857 | int i; | 2857 | int i; |
2858 | int val; | 2858 | int val; |
2859 | 2859 | ||
2860 | /* ONFI need to be probed in 8 bits mode */ | 2860 | /* ONFI need to be probed in 8 bits mode, and 16 bits should be selected with NAND_BUSWIDTH_AUTO */ |
2861 | WARN_ON(chip->options & NAND_BUSWIDTH_16); | 2861 | if (chip->options & NAND_BUSWIDTH_16) { |
2862 | pr_err("Trying ONFI probe in 16 bits mode, aborting !\n"); | ||
2863 | return 0; | ||
2864 | } | ||
2862 | /* Try ONFI for unknown chip or LP */ | 2865 | /* Try ONFI for unknown chip or LP */ |
2863 | chip->cmdfunc(mtd, NAND_CMD_READID, 0x20, -1); | 2866 | chip->cmdfunc(mtd, NAND_CMD_READID, 0x20, -1); |
2864 | if (chip->read_byte(mtd) != 'O' || chip->read_byte(mtd) != 'N' || | 2867 | if (chip->read_byte(mtd) != 'O' || chip->read_byte(mtd) != 'N' || |