[U-Boot] [PATCH] MTD: atmel_nand: support for software BCH ECC

[Bo Shen]

Add possible to use software BCH ECC for atmel nand driver

Signed-off-by: Bo Shen <voice.shen at gmail.com>

---
 drivers/mtd/nand/atmel_nand.c |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index 96aca00..52efbee 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -1177,7 +1177,11 @@ int atmel_nand_chip_init(int devnum, ulong base_addr)
 	mtd->priv = nand;
 	nand->IO_ADDR_R = nand->IO_ADDR_W = (void  __iomem *)base_addr;
 
+#ifdef CONFIG_NAND_ECC_BCH
+	nand->ecc.mode = NAND_ECC_SOFT_BCH;
+#else
 	nand->ecc.mode = NAND_ECC_SOFT;
+#endif
 #ifdef CONFIG_SYS_NAND_DBW_16
 	nand->options = NAND_BUSWIDTH_16;
 #endif
-- 
1.7.10.4