[ARM] iommux mx3: Add pin definitions for I2C

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

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

@@ -538,7 +538,9 @@ enum iomux_pins {
 #define MX31_PIN_CSPI1_SS1__SS1		IOMUX_MODE(MX31_PIN_CSPI1_SS1, IOMUX_CONFIG_FUNC)
 #define MX31_PIN_CSPI1_SS2__SS2		IOMUX_MODE(MX31_PIN_CSPI1_SS2, IOMUX_CONFIG_FUNC)
 #define MX31_PIN_CSPI2_MOSI__MOSI	IOMUX_MODE(MX31_PIN_CSPI2_MOSI, IOMUX_CONFIG_FUNC)
+#define MX31_PIN_CSPI2_MOSI__SCL	IOMUX_MODE(MX31_PIN_CSPI2_MOSI, IOMUX_CONFIG_ALT1)
 #define MX31_PIN_CSPI2_MISO__MISO	IOMUX_MODE(MX31_PIN_CSPI2_MISO, IOMUX_CONFIG_FUNC)
+#define MX31_PIN_CSPI2_MISO__SDA	IOMUX_MODE(MX31_PIN_CSPI2_MISO, IOMUX_CONFIG_ALT1)
 #define MX31_PIN_CSPI2_SCLK__SCLK	IOMUX_MODE(MX31_PIN_CSPI2_SCLK, IOMUX_CONFIG_FUNC)
 #define MX31_PIN_CSPI2_SPI_RDY__SPI_RDY	IOMUX_MODE(MX31_PIN_CSPI2_SPI_RDY, IOMUX_CONFIG_FUNC)
 #define MX31_PIN_CSPI2_SS0__SS0		IOMUX_MODE(MX31_PIN_CSPI2_SS0, IOMUX_CONFIG_FUNC)