diff --git a/Documentation/devicetree/bindings/usb/am33xx-usb.txt b/Documentation/devicetree/bindings/usb/am33xx-usb.txt
index 16920d78e1b8b9d350189434a46d19037aca19e5..6eb0a74d50a77036982769c3c9c9d4509f1c6f18 100644
--- a/Documentation/devicetree/bindings/usb/am33xx-usb.txt
+++ b/Documentation/devicetree/bindings/usb/am33xx-usb.txt
@@ -95,6 +95,7 @@ usb: usb@47400000 {
 		reg = <0x47401300 0x100>;
 		reg-names = "phy";
 		ti,ctrl_mod = <&ctrl_mod>;
+		#phy-cells = <0>;
 	};
 
 	usb0: usb@47401000 {
@@ -141,6 +142,7 @@ usb: usb@47400000 {
 		reg = <0x47401b00 0x100>;
 		reg-names = "phy";
 		ti,ctrl_mod = <&ctrl_mod>;
+		#phy-cells = <0>;
 	};
 
 	usb1: usb@47401800 {
diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index 08653552db713ec2fb83b20a376b9599a72fda70..29f3fbb6bee244ce35150f9cf032222a6157ec96 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -628,6 +628,7 @@
 				reg-names = "phy";
 				status = "disabled";
 				ti,ctrl_mod = <&usb_ctrl_mod>;
+				#phy-cells = <0>;
 			};
 
 			usb0: usb@47401000 {
@@ -676,6 +677,7 @@
 				reg-names = "phy";
 				status = "disabled";
 				ti,ctrl_mod = <&usb_ctrl_mod>;
+				#phy-cells = <0>;
 			};
 
 			usb1: usb@47401800 {
diff --git a/arch/arm/boot/dts/dm814x.dtsi b/arch/arm/boot/dts/dm814x.dtsi
index 9708157f5daf6f7c84a76e521aae8d27e5684d68..b7a11c1168d10a2ce972d0737c87a5adb9415a76 100644
--- a/arch/arm/boot/dts/dm814x.dtsi
+++ b/arch/arm/boot/dts/dm814x.dtsi
@@ -75,6 +75,7 @@
 				reg = <0x47401300 0x100>;
 				reg-names = "phy";
 				ti,ctrl_mod = <&usb_ctrl_mod>;
+				#phy-cells = <0>;
 			};
 
 			usb0: usb@47401000 {