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diff --git a/Documentation/devicetree/bindings/sound/ti,pcm1681.txt b/Documentation/devicetree/bindings/sound/ti,pcm1681.txt
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+Texas Instruments PCM1681 8-channel PWM Processor
+
+Required properties:
+
+ - compatible:          Should contain "ti,pcm1681".
+ - reg:                 The i2c address. Should contain <0x4c>.
+
+Examples:
+
+        i2c_bus {
+                pcm1681@4c {
+                        compatible = "ti,pcm1681";
+                        reg = <0x4c>;
+                };
+        };