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diff --git a/Documentation/devicetree/bindings/usb/mxs-phy.txt b/Documentation/devicetree/bindings/usb/mxs-phy.txt
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+* Freescale MXS USB Phy Device
+
+Required properties:
+- compatible: Should be "fsl,imx23-usbphy"
+- reg: Should contain registers location and length
+- interrupts: Should contain phy interrupt
+
+Example:
+usbphy1: usbphy@020c9000 {
+        compatible = "fsl,imx6q-usbphy", "fsl,imx23-usbphy";
+        reg = <0x020c9000 0x1000>;
+        interrupts = <0 44 0x04>;
+};