omap3630: nand: fix device size to work in polled mode

zoom3 and 3630-sdp having the x16 nand device.
This patch configure gpmc as x16 and select the currect function in driver
for polled mode (without prefetch enable) transfer.

Signed-off-by: Sukumar Ghorai <s-ghorai@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index 15682ec..7c04cd6 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -804,7 +804,7 @@
 	info->mtd.name		= dev_name(&pdev->dev);
 	info->mtd.owner		= THIS_MODULE;
 
-	info->nand.options	|= pdata->devsize ? NAND_BUSWIDTH_16 : 0;
+	info->nand.options	= pdata->devsize;
 	info->nand.options	|= NAND_SKIP_BBTSCAN;
 
 	/* NAND write protect off */