[PATCH v2] Phytec phyFLEX-i.MX6 : Added USB_OTG Support

[Ashutosh singh]

This patch adds support for USB_OTG on Phytec phyFLEX-i.MX6 Quad module.

Signed-off-by: Ashutosh singh <ashutosh.s at phytec.in>
---
 arch/arm/boot/dts/imx6q-phytec-pbab01.dts  |    4 ++++
 arch/arm/boot/dts/imx6q-phytec-pfla02.dtsi |   18 ++++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/arch/arm/boot/dts/imx6q-phytec-pbab01.dts b/arch/arm/boot/dts/imx6q-phytec-pbab01.dts
index 7d37ec6..87c3702 100644
--- a/arch/arm/boot/dts/imx6q-phytec-pbab01.dts
+++ b/arch/arm/boot/dts/imx6q-phytec-pbab01.dts
@@ -25,6 +25,10 @@
 	status = "okay";
 };
 
+&usbotg {
+	status = "okay";
+};
+
 &usdhc2 {
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/imx6q-phytec-pfla02.dtsi b/arch/arm/boot/dts/imx6q-phytec-pfla02.dtsi
index 1a3b50d..e682bf8 100644
--- a/arch/arm/boot/dts/imx6q-phytec-pfla02.dtsi
+++ b/arch/arm/boot/dts/imx6q-phytec-pfla02.dtsi
@@ -18,6 +18,15 @@
 	memory {
 		reg = <0x10000000 0x80000000>;
 	};
+
+	reg_usb_otg_vbus: regulator at 0 {
+		compatible = "regulator-fixed";
+		regulator-name = "usb_otg_vbus";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpio4 15 0>;
+		enable-active-low;
+	};
 };
 
 &ecspi3 {
@@ -134,6 +143,7 @@
 				MX6QDL_PAD_EIM_D23__GPIO3_IO23 0x80000000
 				MX6QDL_PAD_DISP0_DAT3__GPIO4_IO24 0x80000000 /* SPI NOR chipselect */
 				MX6QDL_PAD_DI0_PIN15__GPIO4_IO17  0x80000000 /* PMIC interrupt */
+				MX6QDL_PAD_KEY_ROW4__GPIO4_IO15   0x80000000 /* USB_OTG_PWR_EN */
 			>;
 		};
 	};
@@ -162,6 +172,14 @@
 	status = "disabled";
 };
 
+&usbotg {
+	vbus-supply = <&reg_usb_otg_vbus>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usbotg_1>;
+	disable-over-current;
+	status = "disabled";
+};
+
 &usdhc2 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_usdhc2_2>;
-- 
1.7.9.5