imx51: add gpio mode for csi1 {h,v}sync

Add definitions for configuring CSI1_{H,V}SYNC as GPIO
Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arch/arm/plat-mxc/include/mach/iomux-mx51.h

@@ -202,7 +202,9 @@ typedef enum iomux_config {
 #define MX51_PAD_CSI1_D18__CSI1_D18             IOMUX_PAD(0x5A4, 0x1BC, 0, 0x0,   0, NO_PAD_CTRL)
 #define MX51_PAD_CSI1_D19__CSI1_D19             IOMUX_PAD(0x5A8, 0x1C0, 0, 0x0,   0, NO_PAD_CTRL)
 #define MX51_PAD_CSI1_VSYNC__CSI1_VSYNC         IOMUX_PAD(0x5AC, 0x1C4, 0, 0x0,   0, NO_PAD_CTRL)
+#define MX51_PAD_CSI1_VSYNC__GPIO_3_14          IOMUX_PAD(0x5AC, 0x1C4, 3, 0x0,   0, MX51_GPIO_PAD_CTRL)
 #define MX51_PAD_CSI1_HSYNC__CSI1_HSYNC         IOMUX_PAD(0x5B0, 0x1C8, 0, 0x0,   0, NO_PAD_CTRL)
+#define MX51_PAD_CSI1_HSYNC__GPIO_3_15          IOMUX_PAD(0x5B0, 0x1C8, 3, 0x0,   0, MX51_GPIO_PAD_CTRL)
 #define MX51_PAD_CSI1_PIXCLK__CSI1_PIXCLK       IOMUX_PAD(0x5B4, 0x000, 0, 0x0,   0, NO_PAD_CTRL)
 #define MX51_PAD_CSI1_MCLK__CSI1_MCLK           IOMUX_PAD(0x5B8, 0x000, 0, 0x0,   0, NO_PAD_CTRL)
 #define MX51_PAD_CSI1_PKE0__CSI1_PKE0           IOMUX_PAD(0x860, 0x000, 0, 0x0,   0, NO_PAD_CTRL)