davinci: DM355: Update NAND driver platform data

This patch updates the NAND driver platform data to use 4-bit ECC and the
ECC_HW/ECC_HW_OOB_FIRST modes.

Signed-off-by: Sneha Narnakaje <nsnehaprabha@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>

arch/arm/mach-davinci/board-dm355-evm.c

@@ -86,8 +86,9 @@ static struct davinci_nand_pdata davinci_nand_data = {
 	.mask_chipsel		= BIT(14),
 	.parts			= davinci_nand_partitions,
 	.nr_parts		= ARRAY_SIZE(davinci_nand_partitions),
-	.ecc_mode		= NAND_ECC_HW_SYNDROME,
+	.ecc_mode		= NAND_ECC_HW,
 	.options		= NAND_USE_FLASH_BBT,
+	.ecc_bits		= 4,
 };
 
 static struct resource davinci_nand_resources[] = {