ARM: dts: omap3-n900: Add support for SD cards

Add support for external SD card slot.
Signed-off-by: Sebastian Reichel <sre@debian.org>
Signed-off-by: Benoit Cousson <bcousson@baylibre.com>

arch/arm/boot/dts/omap3-n900.dts

@@ -65,6 +65,17 @@ i2c3_pins: pinmux_i2c3_pins {
 			0x194 (PIN_INPUT_PULLUP | MUX_MODE0)	/* i2c3_sda */
 		>;
 	};
+
+	mmc1_pins: pinmux_mmc1_pins {
+		pinctrl-single,pins = <
+			0x114 (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_clk */
+			0x116 (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_cmd */
+			0x118 (PIN_INPUT_PULLUP | MUX_MODE0) 	/* sdmmc1_dat0 */
+			0x11a (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_dat1 */
+			0x11c (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_dat2 */
+			0x11e (PIN_INPUT_PULLUP | MUX_MODE0)	/* sdmmc1_dat3 */
+		>;
+	};
 };
 
 &i2c1 {
@@ -103,7 +114,11 @@ &i2c3 {
 };
 
 &mmc1 {
-	status = "disabled";
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc1_pins>;
+	vmmc-supply = <&vmmc1>;
+	bus-width = <4>;
+	cd-gpios = <&gpio6 0 GPIO_ACTIVE_HIGH>; /* 160 */
 };
 
 &mmc2 {