ARM: dts: r9a06g032: Add pinctrl node

This provides a pinctrl driver for the Renesas R9A06G032 SoC

Based on a patch originally written by Michel Pollet at Renesas.
Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/boot/dts/r9a06g032.dtsi

@@ -165,6 +165,14 @@ uart7: serial@50004000 {
 			status = "disabled";
 		};
 
+		pinctrl: pin-controller@40067000 {
+			compatible = "renesas,r9a06g032-pinctrl", "renesas,rzn1-pinctrl";
+			reg = <0x40067000 0x1000>, <0x51000000 0x480>;
+			clocks = <&sysctrl R9A06G032_HCLK_PINCONFIG>;
+			clock-names = "bus";
+			status = "okay";
+		};
+
 		gic: gic@44101000 {
 			compatible = "arm,cortex-a7-gic", "arm,gic-400";
 			interrupt-controller;