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Date: Tue, 15 Apr 2008 11:36:22 +0100
From: Ben Dooks <ben-mtd@fluff.org>
To: Linux MTD <linux-mtd@lists.infradead.org>
Subject: S3C2410 Allow ECC disable to be specified by the board
Content-Disposition: inline;
	filename=simtec/simtec-drivers-mtd-nand-s3c2410-disable-ecc.patch
Cc: Ben Dooks <ben-linux@fluff.org>
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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>

Index: linux-2.6.25-rc9-quilt2/drivers/mtd/nand/s3c2410.c
===================================================================
--- linux-2.6.25-rc9-quilt2.orig/drivers/mtd/nand/s3c2410.c	2008-04-15 11:07:26.000000000 +0100
+++ linux-2.6.25-rc9-quilt2/drivers/mtd/nand/s3c2410.c	2008-04-15 11:07:28.000000000 +0100
@@ -675,6 +675,9 @@ static void s3c2410_nand_init_chip(struc
 
 	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
Index: linux-2.6.25-rc9-quilt2/include/asm-arm/plat-s3c/nand.h
===================================================================
--- linux-2.6.25-rc9-quilt2.orig/include/asm-arm/plat-s3c/nand.h	2008-04-15 11:07:26.000000000 +0100
+++ linux-2.6.25-rc9-quilt2/include/asm-arm/plat-s3c/nand.h	2008-04-15 11:07:28.000000000 +0100
@@ -22,6 +22,8 @@
 */
 
 struct s3c2410_nand_set {
+	unsigned int		disable_ecc : 1;
+
 	int			nr_chips;
 	int			nr_partitions;
 	char			*name;

-- 
Ben (ben@fluff.org, http://www.fluff.org/)

  'a smiley only costs 4 bytes'