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-rw-r--r--drivers/mtd/nand/nand_base.c7
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' ||