imx: mx6sl: Extend USDHC SD2 pins to support 8-wire use

This adds the DATA[4-7] and RST pin definitions.

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
diff --git a/arch/arm/include/asm/arch-mx6/mx6sl_pins.h b/arch/arm/include/asm/arch-mx6/mx6sl_pins.h
index 0475203..6ba1034 100644
--- a/arch/arm/include/asm/arch-mx6/mx6sl_pins.h
+++ b/arch/arm/include/asm/arch-mx6/mx6sl_pins.h
@@ -31,7 +31,12 @@
 	MX6_PAD_SD2_DAT1__USDHC2_DAT1				= IOMUX_PAD(0x0568, 0x0260, 0, 0x0000, 0, 0),
 	MX6_PAD_SD2_DAT2__USDHC2_DAT2				= IOMUX_PAD(0x056C, 0x0264, 0, 0x0000, 0, 0),
 	MX6_PAD_SD2_DAT3__USDHC2_DAT3				= IOMUX_PAD(0x0570, 0x0268, 0, 0x0000, 0, 0),
+	MX6_PAD_SD2_DAT4__USDHC2_DAT4				= IOMUX_PAD(0X0574, 0X026C, 0, 0X0000, 0, 0),
+	MX6_PAD_SD2_DAT5__USDHC2_DAT5				= IOMUX_PAD(0X0578, 0X0270, 0, 0X0000, 0, 0),
+	MX6_PAD_SD2_DAT6__USDHC2_DAT6				= IOMUX_PAD(0X057C, 0X0274, 0, 0X0000, 0, 0),
+	MX6_PAD_SD2_DAT7__USDHC2_DAT7				= IOMUX_PAD(0X0580, 0X0278, 0, 0X0000, 0, 0),
 	MX6_PAD_SD2_DAT7__GPIO_5_0					= IOMUX_PAD(0x0580, 0x0278, 5, 0x0000, 0, 0),
+	MX6_PAD_SD2_RST__USDHC2_RST				= IOMUX_PAD(0x0584, 0x027C, 0, 0x0000, 0, 0),
 	MX6_PAD_SD3_CLK__USDHC3_CLK					= IOMUX_PAD(0x0588, 0x0280, 0, 0x0000, 0, 0),
 	MX6_PAD_SD3_CMD__USDHC3_CMD					= IOMUX_PAD(0x058C, 0x0284, 0, 0x0000, 0, 0),
 	MX6_PAD_SD3_DAT0__USDHC3_DAT0				= IOMUX_PAD(0x0590, 0x0288, 0, 0x0000, 0, 0),