ARM: dts: imx6q-sabresd: Add USB support

Add USB support for imx6q sabresd board
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

arch/arm/boot/dts/imx6q-sabresd.dts

@@ -21,6 +21,19 @@ memory {
 		reg = <0x10000000 0x40000000>;
 	};
 
+	regulators {
+		compatible = "simple-bus";
+
+		reg_usb_otg_vbus: usb_otg_vbus {
+			compatible = "regulator-fixed";
+			regulator-name = "usb_otg_vbus";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			gpio = <&gpio3 22 0>;
+			enable-active-high;
+		};
+	};
+
 	gpio-keys {
 		compatible = "gpio-keys";
 
@@ -62,6 +75,18 @@ pinctrl_hog: hoggrp {
 	};
 };
 
+&usbotg {
+	vbus-supply = <&reg_usb_otg_vbus>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usbotg_2>;
+	disable-over-current;
+	status = "okay";
+};
+
+&usbh1 {
+	status = "okay";
+};
+
 &fec {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_enet_1>;

arch/arm/boot/dts/imx6q.dtsi

@@ -207,6 +207,12 @@ pinctrl_usbotg_1: usbotggrp-1 {
 							1592 0x17059	/* MX6Q_PAD_GPIO_1__ANATOP_USBOTG_ID */
 						>;
 					};
+
+					pinctrl_usbotg_2: usbotggrp-2 {
+					fsl,pins = <
+							1591 0x17059	/* MX6Q_PAD_ENET_RX_ER__ANATOP_USBOTG_ID */
+						>;
+					};
 				};
 
 				usdhc2 {