From: Timo Lindhorst <lindhors@vnet.ibm.com>
Date: Tue, 5 Dec 2006 14:23:33 +0000 (+0100)
Subject: [MTD] NAND: use SmartMedia ECC byte order for ndfc
X-Git-Tag: v2.6.20-rc6~47^2~17
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=418b2e56b8a61ea85f7a9c5d327e1a2c61d1b2db;p=~shefty%2Frdma-dev.git

[MTD] NAND: use SmartMedia ECC byte order for ndfc

Select MTD_NAND_ECC_SMC (ECC byte order according to the Smart Media
Specification) if MTD_NAND_NDFC is used.
Using the wrong byte order causes fatal, unnoticed data damage.

For further information see:
http://lists.infradead.org/pipermail/linux-mtd/2006-November/016920.html

Signed-off-by: Timo Lindhorst <lindhors@linux.vnet.ibm.com>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
---

diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 06627757f50..358f55a82db 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -133,6 +133,7 @@ config MTD_NAND_S3C2410_HWECC
 config MTD_NAND_NDFC
 	tristate "NDFC NanD Flash Controller"
 	depends on MTD_NAND && 44x
+	select MTD_NAND_ECC_SMC
 	help
 	 NDFC Nand Flash Controllers are integrated in EP44x SoCs