From 94d04e824fc879f66d1a8f7c9689b85159e3f24e Mon Sep 17 00:00:00 2001 From: Huang Shijie Date: Wed, 25 Dec 2013 17:18:55 +0800 Subject: [PATCH] mtd: nand: add support for Samsung K9LCG08U0B Assume that: tmp = ((extid >> 2) & 0x04) | (extid & 0x03)); From the K9LCG08U0B's datasheet, we know that: the oob size is 640 when tmp is 6; the oob size is 1024 when tmp is 7; Signed-off-by: Huang Shijie [Brian: fixed compile issue] Signed-off-by: Brian Norris --- drivers/mtd/nand/nand_base.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index d388c7f..59eba5d 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -3285,9 +3285,12 @@ static void nand_decode_ext_id(struct mtd_info *mtd, struct nand_chip *chip, mtd->oobsize = 512; break; case 6: - default: /* Other cases are "reserved" (unknown) */ mtd->oobsize = 640; break; + case 7: + default: /* Other cases are "reserved" (unknown) */ + mtd->oobsize = 1024; + break; } extid >>= 2; /* Calc blocksize */ -- 2.7.4