arm64: dts: renesas: r8a774c0: Add PFC support

Add PFC support to the RZ/G2E (a.k.a. r8a774c0) SoC specific
device tree.
Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm64/boot/dts/renesas/r8a774c0.dtsi

@@ -105,6 +105,11 @@ soc: soc {
 		#size-cells = <2>;
 		ranges;
 
+		pfc: pin-controller@e6060000 {
+			compatible = "renesas,pfc-r8a774c0";
+			reg = <0 0xe6060000 0 0x508>;
+		};
+
 		cpg: clock-controller@e6150000 {
 			compatible = "renesas,r8a774c0-cpg-mssr";
 			reg = <0 0xe6150000 0 0x1000>;