ARM: dts: iwg22d-sodimm: Enable internal PCI

Enable internal AHB-PCI bridges for the USB EHCI/OHCI controllers
attached to them.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Chris Paterson <chris.paterson2@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts

@@ -55,6 +55,11 @@ sdhi0_pins: sd0 {
 		function = "sdhi0";
 		power-source = <3300>;
 	};
+
+	usb1_pins: usb1 {
+		groups = "usb1";
+		function = "usb1";
+	};
 };
 
 &scif4 {
@@ -92,3 +97,9 @@ &sdhi0 {
 	cd-gpios = <&gpio6 6 GPIO_ACTIVE_LOW>;
 	status = "okay";
 };
+
+&pci1 {
+	status = "okay";
+	pinctrl-0 = <&usb1_pins>;
+	pinctrl-names = "default";
+};