MX31: pin definition for sdhc2

This also adds the pins used on mx31moboard for WP and CD
Signed-off-by: NValentin Longchamp <valentin.longchamp@epfl.ch>

arch/arm/plat-mxc/include/mach/iomux-mx3.h

@@ -560,6 +560,16 @@ enum iomux_pins {
 #define MX31_PIN_SD1_DATA0__SD1_DATA0	IOMUX_MODE(MX31_PIN_SD1_DATA0, IOMUX_CONFIG_FUNC)
 #define MX31_PIN_SD1_CLK__SD1_CLK	IOMUX_MODE(MX31_PIN_SD1_CLK, IOMUX_CONFIG_FUNC)
 #define MX31_PIN_SD1_CMD__SD1_CMD	IOMUX_MODE(MX31_PIN_SD1_CMD, IOMUX_CONFIG_FUNC)
+#define MX31_PIN_ATA_CS0__GPIO3_26	IOMUX_MODE(MX31_PIN_ATA_CS0, IOMUX_CONFIG_GPIO)
+#define MX31_PIN_ATA_CS1__GPIO3_27	IOMUX_MODE(MX31_PIN_ATA_CS1, IOMUX_CONFIG_GPIO)
+#define MX31_PIN_PC_PWRON__SD2_DATA3	IOMUX_MODE(MX31_PIN_PC_PWRON, IOMUX_CONFIG_ALT1)
+#define MX31_PIN_PC_VS1__SD2_DATA2	IOMUX_MODE(MX31_PIN_PC_VS1, IOMUX_CONFIG_ALT1)
+#define MX31_PIN_PC_READY__SD2_DATA1	IOMUX_MODE(MX31_PIN_PC_READY, IOMUX_CONFIG_ALT1)
+#define MX31_PIN_PC_WAIT_B__SD2_DATA0	IOMUX_MODE(MX31_PIN_PC_WAIT_B, IOMUX_CONFIG_ALT1)
+#define MX31_PIN_PC_CD2_B__SD2_CLK	IOMUX_MODE(MX31_PIN_PC_CD2_B, IOMUX_CONFIG_ALT1)
+#define MX31_PIN_PC_CD1_B__SD2_CMD	IOMUX_MODE(MX31_PIN_PC_CD1_B, IOMUX_CONFIG_ALT1)
+#define MX31_PIN_ATA_DIOR__GPIO3_28	IOMUX_MODE(MX31_PIN_ATA_DIOR, IOMUX_CONFIG_GPIO)
+#define MX31_PIN_ATA_DIOW__GPIO3_29	IOMUX_MODE(MX31_PIN_ATA_DIOW, IOMUX_CONFIG_GPIO)
 #define MX31_PIN_LD0__LD0		IOMUX_MODE(MX31_PIN_LD0, IOMUX_CONFIG_FUNC)
 #define MX31_PIN_LD1__LD1		IOMUX_MODE(MX31_PIN_LD1, IOMUX_CONFIG_FUNC)
 #define MX31_PIN_LD2__LD2		IOMUX_MODE(MX31_PIN_LD2, IOMUX_CONFIG_FUNC)