arm64: dts: r8a7796: add usb2_phy device nodes

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm64/boot/dts/renesas/r8a7796.dtsi

@@ -1240,7 +1240,15 @@ ehci0: usb@ee080100 {
 		};
 
 		usb2_phy0: usb-phy@ee080200 {
-			/* placeholder */
+			compatible = "renesas,usb2-phy-r8a7796",
+				     "renesas,rcar-gen3-usb2-phy";
+			reg = <0 0xee080200 0 0x700>;
+			interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 703>;
+			power-domains = <&sysc R8A7796_PD_ALWAYS_ON>;
+			resets = <&cpg 703>;
+			#phy-cells = <0>;
+			status = "disabled";
 		};
 
 		ohci1: usb@ee0a0000 {
@@ -1252,7 +1260,14 @@ ehci1: usb@ee0a0100 {
 		};
 
 		usb2_phy1: usb-phy@ee0a0200 {
-			/* placeholder */
+			compatible = "renesas,usb2-phy-r8a7796",
+				     "renesas,rcar-gen3-usb2-phy";
+			reg = <0 0xee0a0200 0 0x700>;
+			clocks = <&cpg CPG_MOD 702>;
+			power-domains = <&sysc R8A7796_PD_ALWAYS_ON>;
+			resets = <&cpg 702>;
+			#phy-cells = <0>;
+			status = "disabled";
 		};
 
 		sdhi0: sd@ee100000 {