[MTD] [NAND] S3C2410 Allow ECC disable to be specified by the board

Add support to disable ECC checking for a given chip when passed by the board via the platform data. Signed-off-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: David Woodhouse <dwmw2@infradead.org>
git-mirror · Apr 22, 2008 · 37e5ffa · 37e5ffa
1 parent 1c21ab6
commit 37e5ffa
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diff --git a/drivers/mtd/nand/s3c2410.c b/drivers/mtd/nand/s3c2410.c
@@ -675,6 +675,9 @@ static void s3c2410_nand_init_chip(struct s3c2410_nand_info *info,
 
 	if (set->ecc_layout != NULL)
 		chip->ecc.layout = set->ecc_layout;
+
+	if (set->disable_ecc)
+		chip->ecc.mode	= NAND_ECC_NONE;
 }
 
 /* s3c2410_nand_update_chip

diff --git a/include/asm-arm/plat-s3c/nand.h b/include/asm-arm/plat-s3c/nand.h
@@ -22,6 +22,8 @@
 */
 
 struct s3c2410_nand_set {
+	unsigned int		disable_ecc : 1;
+
 	int			nr_chips;
 	int			nr_partitions;
 	char			*name;