mtd: gpmi: add on-flash BBT support for gpmi nand

add the on flash bbt support for gpmi nand driver.

Signed-off-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
index d6fa8f4779ce..5d9796acc49a 100644
--- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
@@ -27,6 +27,7 @@
 #include <linux/pinctrl/consumer.h>
 #include <linux/of.h>
 #include <linux/of_device.h>
+#include <linux/of_mtd.h>
 #include "gpmi-nand.h"
 
 /* add our owner bbt descriptor */
@@ -1502,6 +1503,8 @@ static int __devinit gpmi_nfc_init(struct gpmi_nand_data *this)
         chip->ecc.size          = 1;
         chip->ecc.strength      = 8;
         chip->ecc.layout        = &gpmi_hw_ecclayout;
+        if (of_get_nand_on_flash_bbt(this->dev->of_node))
+                chip->bbt_options |= NAND_BBT_USE_FLASH | NAND_BBT_NO_OOB;
 
         /* Allocate a temporary DMA buffer for reading ID in the nand_scan() */
         this->bch_geometry.payload_size = 1024;