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diff --git a/Documentation/devicetree/bindings/sound/wm8580.txt b/Documentation/devicetree/bindings/sound/wm8580.txt
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+WM8580 and WM8581 audio CODEC
+
+This device supports I2C only.
+
+Required properties:
+
+  - compatible : "wlf,wm8580", "wlf,wm8581"
+
+  - reg : the I2C address of the device.
+
+Example:
+
+wm8580: codec@1a {
+	compatible = "wlf,wm8580";
+	reg = <0x1a>;
+};