ARM: dts: am3517: Add pinmuxing, CD and WP for MMC1

The boardboard supports card detect and write protect, so let's
enable those pins.
Signed-off-by: NDerald D. Woods <woods.technical@gmail.com>
Signed-off-by: NAdam Ford <aford173@gmail.com>
Signed-off-by: NTony Lindgren <tony@atomide.com>

arch/arm/boot/dts/am3517-evm.dts

@@ -47,8 +47,13 @@
 };
 
 &mmc1 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc1_pins>;
 	vmmc-supply = <&vmmc_fixed>;
 	bus-width = <4>;
+	wp-gpios = <&gpio4 30 GPIO_ACTIVE_HIGH>; /* gpio_126 */
+	cd-gpios = <&gpio4 31 GPIO_ACTIVE_HIGH>; /* gpio_127 */
 };
 
 &mmc2 {
@@ -59,3 +64,18 @@
       status = "disabled";
 };
 
+&omap3_pmx_core {
+
+	mmc1_pins: pinmux_mmc1_pins {
+		pinctrl-single,pins = <
+			OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_clk.sdmmc1_clk */
+			OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_cmd.sdmmc1_cmd */
+			OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_dat0.sdmmc1_dat0 */
+			OMAP3_CORE1_IOPAD(0x214a, PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_dat1.sdmmc1_dat1 */
+			OMAP3_CORE1_IOPAD(0x214c, PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_dat2.sdmmc1_dat2 */
+			OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_dat3.sdmmc1_dat3 */
+			OMAP3_CORE1_IOPAD(0x2150, PIN_INPUT_PULLUP | MUX_MODE4) /* sdmmc1_dat4.gpio_126 */
+			OMAP3_CORE1_IOPAD(0x2152, PIN_INPUT_PULLUP | MUX_MODE4) /* sdmmc1_dat5.gpio_127 */
+		>;
+	};
+};