[ARM] pxa: update flash structure in onenand info

Since flash structure is changed from flash_platform_data to
onenand_platform_data in generic driver. Update the struct in saar
and ttc platform driver.

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/mach-mmp/ttc_dkb.c b/arch/arm/mach-mmp/ttc_dkb.c
index bb26cb5..8f49b2b 100644
--- a/arch/arm/mach-mmp/ttc_dkb.c
+++ b/arch/arm/mach-mmp/ttc_dkb.c
@@ -85,7 +85,7 @@
 	}
 };
 
-static struct flash_platform_data ttc_dkb_onenand_info = {
+static struct onenand_platform_data ttc_dkb_onenand_info = {
 	.parts		= ttc_dkb_onenand_partitions,
 	.nr_parts	= ARRAY_SIZE(ttc_dkb_onenand_partitions),
 };