diff --git a/Documentation/devicetree/bindings/sound/tas2552.txt b/Documentation/devicetree/bindings/sound/tas2552.txt
index c49992c0b62acb97f9d6bb11ad41812747242f84..54c1c87c4ad841a931f7c6d9fc3a1e2835c7c37b 100644
--- a/Documentation/devicetree/bindings/sound/tas2552.txt
+++ b/Documentation/devicetree/bindings/sound/tas2552.txt
@@ -25,6 +25,9 @@ Example:
 tas2552: tas2552@41 {
 	compatible = "ti,tas2552";
 	reg = <0x41>;
+	vbat-supply = <&reg_vbat>;
+	iovdd-supply = <&reg_iovdd>;
+	avdd-supply = <&reg_avdd>;
 	enable-gpio = <&gpio4 2 GPIO_ACTIVE_HIGH>;
 };