arm64: dts: actions: s900: Add gpio properties to pinctrl node

Add gpio properties to pinctrl node for Actions Semi S900 SoC.
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Andreas Färber <afaerber@suse.de>

arch/arm64/boot/dts/actions/s900.dtsi

@@ -190,6 +190,9 @@ pinctrl: pinctrl@e01b0000 {
 			compatible = "actions,s900-pinctrl";
 			reg = <0x0 0xe01b0000 0x0 0x1000>;
 			clocks = <&cmu CLK_GPIO>;
+			gpio-controller;
+			gpio-ranges = <&pinctrl 0 0 146>;
+			#gpio-cells = <2>;
 		};
 
 		timer: timer@e0228000 {