ARM: dts: lpc18xx: add pinctrl node

Add pinctrl node for lpc1850-scu.
Signed-off-by: Joachim Eastwood <manabian@gmail.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>

arch/arm/boot/dts/lpc18xx.dtsi

@@ -136,6 +136,12 @@ timer1: timer@40085000 {
 			clock-names = "timerclk";
 		};
 
+		pinctrl: pinctrl@40086000 {
+			compatible = "nxp,lpc1850-scu";
+			reg = <0x40086000 0x1000>;
+			clocks = <&ccu1 CLK_CPU_SCU>;
+		};
+
 		uart2: serial@400c1000 {
 			compatible = "nxp,lpc1850-uart", "ns16550a";
 			reg = <0x400c1000 0x1000>;