ARM: dts: uniphier: Add USB2 PHY nodes

Add nodes of USB2 physical layer for UniPhier SoC. This supports Pro4.
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

arch/arm/boot/dts/uniphier-pro4.dtsi

@@ -328,6 +328,8 @@ usb2: usb@5a800100 {
 				 <&mio_clk 12>;
 			resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 8>,
 				 <&mio_rst 12>;
+			phy-names = "usb";
+			phys = <&usb_phy0>;
 			has-transaction-translator;
 		};
 
@@ -342,6 +344,8 @@ usb3: usb@5a810100 {
 				 <&mio_clk 13>;
 			resets = <&sys_rst 8>, <&mio_rst 7>, <&mio_rst 9>,
 				 <&mio_rst 13>;
+			phy-names = "usb";
+			phys = <&usb_phy1>;
 			has-transaction-translator;
 		};
 
@@ -353,6 +357,34 @@ soc_glue: soc-glue@5f800000 {
 			pinctrl: pinctrl {
 				compatible = "socionext,uniphier-pro4-pinctrl";
 			};
+
+			usb-phy {
+				compatible = "socionext,uniphier-pro4-usb2-phy";
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				usb_phy0: phy@0 {
+					reg = <0>;
+					#phy-cells = <0>;
+				};
+
+				usb_phy1: phy@1 {
+					reg = <1>;
+					#phy-cells = <0>;
+				};
+
+				usb_phy2: phy@2 {
+					reg = <2>;
+					#phy-cells = <0>;
+					vbus-supply = <&usb0_vbus>;
+				};
+
+				usb_phy3: phy@3 {
+					reg = <3>;
+					#phy-cells = <0>;
+					vbus-supply = <&usb1_vbus>;
+				};
+			};
 		};
 
 		soc-glue@5f900000 {
@@ -456,7 +488,7 @@ usb0: usb@65a00000 {
 			clock-names = "ref", "bus_early", "suspend";
 			clocks = <&sys_clk 12>, <&sys_clk 12>, <&sys_clk 12>;
 			resets = <&usb0_rst 4>;
-			phys = <&usb0_ssphy>;
+			phys = <&usb_phy2>, <&usb0_ssphy>;
 			dr_mode = "host";
 		};
 
@@ -509,6 +541,7 @@ usb1: usb@65c00000 {
 			clock-names = "ref", "bus_early", "suspend";
 			clocks = <&sys_clk 12>, <&sys_clk 12>, <&sys_clk 12>;
 			resets = <&usb1_rst 4>;
+			phys = <&usb_phy3>;
 			dr_mode = "host";
 		};