[PATCH] mtd: atmel_nand: add SOFT_BCH support

[Raphael Poggi]

To use soft ecc with nand with 8k page, we need the BCH support.
This commit adds the possibilty for atmel_nand to enable SOFT_BCH.

Signed-off-by: Raphaël Poggi <poggi.raph at gmail.com>
---
 drivers/mtd/nand/atmel_nand.c |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index e9b2af7..d542a83 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -1164,6 +1164,11 @@ static int __init atmel_nand_probe(struct device_d *dev)
 		nand_chip->ecc.mode = NAND_ECC_HW;
 	}
 
+	if (IS_ENABLED(CONFIG_NAND_ECC_BCH) &&
+		pdata->ecc_mode == NAND_ECC_SOFT_BCH) {
+		nand_chip->ecc.mode = NAND_ECC_SOFT_BCH;
+	}
+
 	nand_chip->chip_delay = 40;		/* 40us command delay time */
 
 	if (host->board->bus_width_16) {	/* 16-bit bus width */
-- 
1.7.9.5