ARM: dts: r8a7744: USB 2.0 host support

Describe internal PCI bridge devices, USB phy device and
link PCI USB devices to USB phy.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/boot/dts/r8a7744.dtsi

@@ -454,8 +454,25 @@ hsusb: usb@e6590000 {
 		};
 
 		usbphy: usb-phy@e6590100 {
+			compatible = "renesas,usb-phy-r8a7744",
+				     "renesas,rcar-gen2-usb-phy";
 			reg = <0 0xe6590100 0 0x100>;
-			/* placeholder */
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&cpg CPG_MOD 704>;
+			clock-names = "usbhs";
+			power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
+			resets = <&cpg 704>;
+			status = "disabled";
+
+			usb0: usb-channel@0 {
+				reg = <0>;
+				#phy-cells = <1>;
+			};
+			usb2: usb-channel@2 {
+				reg = <2>;
+				#phy-cells = <1>;
+			};
 		};
 
 		dmac0: dma-controller@e6700000 {
@@ -847,23 +864,73 @@ rcar_sound,ssi {
 		};
 
 		pci0: pci@ee090000 {
-			reg = <0 0xee090000 0 0xc00>;
+			compatible = "renesas,pci-r8a7744",
+				     "renesas,pci-rcar-gen2";
+			device_type = "pci";
+			reg = <0 0xee090000 0 0xc00>,
+			      <0 0xee080000 0 0x1100>;
+			interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 703>;
+			power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
+			resets = <&cpg 703>;
+			status = "disabled";
 
 			bus-range = <0 0>;
 			#address-cells = <3>;
 			#size-cells = <2>;
 			#interrupt-cells = <1>;
-			/* placeholder */
+			ranges = <0x02000000 0 0xee080000 0 0xee080000 0 0x00010000>;
+			interrupt-map-mask = <0xff00 0 0 0x7>;
+			interrupt-map = <0x0000 0 0 1 &gic GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH
+					 0x0800 0 0 1 &gic GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH
+					 0x1000 0 0 2 &gic GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
+
+			usb@1,0 {
+				reg = <0x800 0 0 0 0>;
+				phys = <&usb0 0>;
+				phy-names = "usb";
+			};
+
+			usb@2,0 {
+				reg = <0x1000 0 0 0 0>;
+				phys = <&usb0 0>;
+				phy-names = "usb";
+			};
 		};
 
 		pci1: pci@ee0d0000 {
-			reg = <0 0xee0d0000 0 0xc00>;
+			compatible = "renesas,pci-r8a7744",
+				     "renesas,pci-rcar-gen2";
+			device_type = "pci";
+			reg = <0 0xee0d0000 0 0xc00>,
+			      <0 0xee0c0000 0 0x1100>;
+			interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 703>;
+			power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
+			resets = <&cpg 703>;
+			status = "disabled";
 
 			bus-range = <1 1>;
 			#address-cells = <3>;
 			#size-cells = <2>;
 			#interrupt-cells = <1>;
-			/* placeholder */
+			ranges = <0x02000000 0 0xee0c0000 0 0xee0c0000 0 0x00010000>;
+			interrupt-map-mask = <0xff00 0 0 0x7>;
+			interrupt-map = <0x0000 0 0 1 &gic GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH
+					 0x0800 0 0 1 &gic GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH
+					 0x1000 0 0 2 &gic GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>;
+
+			usb@1,0 {
+				reg = <0x10800 0 0 0 0>;
+				phys = <&usb2 0>;
+				phy-names = "usb";
+			};
+
+			usb@2,0 {
+				reg = <0x11000 0 0 0 0>;
+				phys = <&usb2 0>;
+				phy-names = "usb";
+			};
 		};
 
 		sdhi0: sd@ee100000 {