NAND: davinci: add support for NAND chips with 16 bits bus

The OMAPL138-LCD board uses a NAND chip with a 16 bits bus. Add
support into the davinci driver for 16 bit bus NAND chips.

Signed-off-by: Fabien Parent <fparent@baylibre.com>
Reviewed-by: Tom Rini <trini@konsulko.com>

diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c
index 48a8ca7..0624644 100644 (file)
--- a/drivers/mtd/nand/davinci_nand.c
+++ b/drivers/mtd/nand/davinci_nand.c
@@ -799,6 +799,9 @@ void davinci_nand_init(struct nand_chip *nand)
 #ifdef CONFIG_SYS_NAND_NO_SUBPAGE_WRITE
        nand->options     |= NAND_NO_SUBPAGE_WRITE;
 #endif
+#ifdef CONFIG_SYS_NAND_BUSWIDTH_16BIT
+       nand->options     |= NAND_BUSWIDTH_16;
+#endif
 #ifdef CONFIG_SYS_NAND_HW_ECC
        nand->ecc.mode = NAND_ECC_HW;
        nand->ecc.size = 512;