ARM: dts: imx28-evk: add usb devices

- add usb phy devices
- add usb controller devices
- add usb vbus regulators

Signed-off-by: Richard Zhao <richard.zhao@freescale.com>
Tested-by: Subodh Nijsure <snijsure@grid-net.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi
index e906ec1..915db89 100644
--- a/arch/arm/boot/dts/imx28.dtsi
+++ b/arch/arm/boot/dts/imx28.dtsi
@@ -728,11 +728,13 @@
 			};
 
 			usbphy0: usbphy@8007c000 {
+				compatible = "fsl,imx28-usbphy", "fsl,imx23-usbphy";
 				reg = <0x8007c000 0x2000>;
 				status = "disabled";
 			};
 
 			usbphy1: usbphy@8007e000 {
+				compatible = "fsl,imx28-usbphy", "fsl,imx23-usbphy";
 				reg = <0x8007e000 0x2000>;
 				status = "disabled";
 			};
@@ -746,13 +748,19 @@
 		reg = <0x80080000 0x80000>;
 		ranges;
 
-		usbctrl0: usbctrl@80080000 {
+		usb0: usb@80080000 {
+			compatible = "fsl,imx28-usb", "fsl,imx27-usb";
 			reg = <0x80080000 0x10000>;
+			interrupts = <93>;
+			fsl,usbphy = <&usbphy0>;
 			status = "disabled";
 		};
 
-		usbctrl1: usbctrl@80090000 {
+		usb1: usb@80090000 {
+			compatible = "fsl,imx28-usb", "fsl,imx27-usb";
 			reg = <0x80090000 0x10000>;
+			interrupts = <92>;
+			fsl,usbphy = <&usbphy1>;
 			status = "disabled";
 		};