[U-Boot] [PATCH] kirkwood_nand: allow usage of NAND_ECC_SOFT_BCH

[Holger Brunck]

From: Gerlando Falauto <gerlando.falauto at keymile.com>

If CONFIG_NAND_ECC_BCH is set use 4-bit error correction code instead of
the 1-bit error correction code on the NAND device.

Signed-off-by: Gerlando Falauto <gerlando.falauto at keymile.com>
Signed-off-by: Holger Brunck <holger.brunck at keymile.com>
cc: Valentin Longchamp <valentin.longchamp at keymile.com>
cc: Prafulla Wadaskar <prafulla at marvell.com>
---
 drivers/mtd/nand/kirkwood_nand.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/mtd/nand/kirkwood_nand.c b/drivers/mtd/nand/kirkwood_nand.c
index bdab5aa..0a99a10 100644
--- a/drivers/mtd/nand/kirkwood_nand.c
+++ b/drivers/mtd/nand/kirkwood_nand.c
@@ -74,7 +74,11 @@ void kw_nand_select_chip(struct mtd_info *mtd, int chip)
 int board_nand_init(struct nand_chip *nand)
 {
 	nand->options = NAND_COPYBACK | NAND_CACHEPRG | NAND_NO_PADDING;
+#if defined(CONFIG_NAND_ECC_BCH)
+	nand->ecc.mode = NAND_ECC_SOFT_BCH;
+#else
 	nand->ecc.mode = NAND_ECC_SOFT;
+#endif
 	nand->cmd_ctrl = kw_nand_hwcontrol;
 	nand->chip_delay = 40;
 	nand->select_chip = kw_nand_select_chip;
-- 
1.7.1