ARM: dts: iwg23s-sbc: Enable USB Phy[01]

Enable USB phy[01] on iWave iwg23s sbc based on RZ/G1C SoC.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/boot/dts/r8a77470-iwg23s-sbc.dts

@@ -214,6 +214,16 @@ sdhi2_pins_uhs: sd2_uhs {
 		function = "sdhi2";
 		power-source = <1800>;
 	};
+
+	usb0_pins: usb0 {
+		groups = "usb0";
+		function = "usb0";
+	};
+
+	usb1_pins: usb1 {
+		groups = "usb1";
+		function = "usb1";
+	};
 };
 
 &qspi0 {
@@ -274,3 +284,25 @@ &sdhi2 {
 	sd-uhs-sdr50;
 	status = "okay";
 };
+
+&usb2_phy0 {
+	status = "okay";
+};
+
+&usb2_phy1 {
+	status = "okay";
+};
+
+&usbphy0 {
+	pinctrl-0 = <&usb0_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
+};
+
+&usbphy1 {
+	pinctrl-0 = <&usb1_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
+};