imx51: enhance iomux configuration for esdhc support

- add definition to configure pads as ESDHC{1,2} WP and CD
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

@@ -40,6 +40,8 @@ typedef enum iomux_config {
 				PAD_CTL_SRE_FAST)
 #define MX51_I2C_PAD_CTRL	(PAD_CTL_SRE_FAST | PAD_CTL_ODE | \
 				PAD_CTL_DSE_HIGH | PAD_CTL_PUS_100K_UP | PAD_CTL_HYS)
+#define MX51_ESDHC_PAD_CTRL	(PAD_CTL_SRE_FAST | PAD_CTL_ODE | \
+				PAD_CTL_DSE_HIGH | PAD_CTL_PUS_100K_UP | PAD_CTL_HYS)
 #define MX51_USBH1_PAD_CTRL	(PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH | \
 				PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \
 				PAD_CTL_PKE | PAD_CTL_HYS)
@@ -368,7 +370,9 @@ typedef enum iomux_config {
 							MX51_SDHCI_PAD_CTRL)
 #define MX51_PAD_SD2_DATA3__SD2_DATA3		IOMUX_PAD(0x7D0, 0x3C8, IOMUX_CONFIG_SION, 0x0, 0, \
 							MX51_SDHCI_PAD_CTRL)
+#define MX51_PAD_GPIO_1_0__ESDHC1_CD		IOMUX_PAD(0x7B4, 0x3AC, 0, 0x0,   0, MX51_ESDHC_PAD_CTRL)
 #define MX51_PAD_GPIO_1_0__GPIO_1_0		IOMUX_PAD(0x7B4, 0x3AC, 1, 0x0,   0, MX51_GPIO_PAD_CTRL)
+#define MX51_PAD_GPIO_1_1__ESDHC1_WP		IOMUX_PAD(0x7B8, 0x3B0, 0, 0x0,   0, MX51_ESDHC_PAD_CTRL)
 #define MX51_PAD_GPIO_1_1__GPIO_1_1		IOMUX_PAD(0x7B8, 0x3B0, 1, 0x0,   0, MX51_GPIO_PAD_CTRL)
 #define MX51_PAD_GPIO_1_2__GPIO_1_2		IOMUX_PAD(0x7D4, 0x3CC, 0, 0x0,   0, MX51_GPIO_PAD_CTRL)
 #define MX51_PAD_GPIO_1_2__I2C2_SCL		IOMUX_PAD(0x7D4, 0x3CC, (2 | IOMUX_CONFIG_SION), \
@@ -381,7 +385,9 @@ typedef enum iomux_config {
 #define MX51_PAD_GPIO_1_5__GPIO_1_5		IOMUX_PAD(0x808, 0x3DC, 0, 0x0,   0, MX51_GPIO_PAD_CTRL)
 #define MX51_PAD_GPIO_1_6__GPIO_1_6		IOMUX_PAD(0x80C, 0x3E0, 0, 0x0,   0, MX51_GPIO_PAD_CTRL)
 #define MX51_PAD_GPIO_1_7__GPIO_1_7		IOMUX_PAD(0x810, 0x3E4, 0, 0x0,   0, MX51_GPIO_PAD_CTRL)
+#define MX51_PAD_GPIO_1_7__ESDHC2_WP		IOMUX_PAD(0x810, 0x3E4, 6, 0x0,   0, MX51_ESDHC_PAD_CTRL)
 #define MX51_PAD_GPIO_1_8__GPIO_1_8		IOMUX_PAD(0x814, 0x3E8, 0, 0x0,   0, MX51_GPIO_PAD_CTRL)
+#define MX51_PAD_GPIO_1_8__ESDHC2_CD		IOMUX_PAD(0x814, 0x3E8, 6, 0x0,   0, MX51_ESDHC_PAD_CTRL)
 #define MX51_PAD_GPIO_1_9__GPIO_1_9		IOMUX_PAD(0x818, 0x3EC, 0, 0x0,   0, MX51_GPIO_PAD_CTRL)
 
 #endif /* __MACH_IOMUX_MX51_H__ */