ARM: dts: Add OMAP2 gpio bindings

Add gpios bindings for OMAP2420 and OMAP2430 devices.
Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>

arch/arm/boot/dts/omap2420.dtsi

@@ -29,6 +29,50 @@ omap2420_pmx: pinmux@48000030 {
 			pinctrl-single,function-mask = <0x3f>;
 		};
 
+		gpio1: gpio@48018000 {
+			compatible = "ti,omap2-gpio";
+			reg = <0x48018000 0x200>;
+			interrupts = <29>;
+			ti,hwmods = "gpio1";
+			#gpio-cells = <2>;
+			gpio-controller;
+			#interrupt-cells = <2>;
+			interrupt-controller;
+		};
+
+		gpio2: gpio@4801a000 {
+			compatible = "ti,omap2-gpio";
+			reg = <0x4801a000 0x200>;
+			interrupts = <30>;
+			ti,hwmods = "gpio2";
+			#gpio-cells = <2>;
+			gpio-controller;
+			#interrupt-cells = <2>;
+			interrupt-controller;
+		};
+
+		gpio3: gpio@4801c000 {
+			compatible = "ti,omap2-gpio";
+			reg = <0x4801c000 0x200>;
+			interrupts = <31>;
+			ti,hwmods = "gpio3";
+			#gpio-cells = <2>;
+			gpio-controller;
+			#interrupt-cells = <2>;
+			interrupt-controller;
+		};
+
+		gpio4: gpio@4801e000 {
+			compatible = "ti,omap2-gpio";
+			reg = <0x4801e000 0x200>;
+			interrupts = <32>;
+			ti,hwmods = "gpio4";
+			#gpio-cells = <2>;
+			gpio-controller;
+			#interrupt-cells = <2>;
+			interrupt-controller;
+		};
+
 		gpmc: gpmc@6800a000 {
 			compatible = "ti,omap2420-gpmc";
 			reg = <0x6800a000 0x1000>;

arch/arm/boot/dts/omap2430.dtsi

@@ -29,6 +29,61 @@ omap2430_pmx: pinmux@49002030 {
 			pinctrl-single,function-mask = <0x3f>;
 		};
 
+		gpio1: gpio@4900c000 {
+			compatible = "ti,omap2-gpio";
+			reg = <0x4900c000 0x200>;
+			interrupts = <29>;
+			ti,hwmods = "gpio1";
+			#gpio-cells = <2>;
+			gpio-controller;
+			#interrupt-cells = <2>;
+			interrupt-controller;
+		};
+
+		gpio2: gpio@4900e000 {
+			compatible = "ti,omap2-gpio";
+			reg = <0x4900e000 0x200>;
+			interrupts = <30>;
+			ti,hwmods = "gpio2";
+			#gpio-cells = <2>;
+			gpio-controller;
+			#interrupt-cells = <2>;
+			interrupt-controller;
+		};
+
+		gpio3: gpio@49010000 {
+			compatible = "ti,omap2-gpio";
+			reg = <0x49010000 0x200>;
+			interrupts = <31>;
+			ti,hwmods = "gpio3";
+			#gpio-cells = <2>;
+			gpio-controller;
+			#interrupt-cells = <2>;
+			interrupt-controller;
+		};
+
+		gpio4: gpio@49012000 {
+			compatible = "ti,omap2-gpio";
+			reg = <0x49012000 0x200>;
+			interrupts = <32>;
+			ti,hwmods = "gpio4";
+			#gpio-cells = <2>;
+			gpio-controller;
+			#interrupt-cells = <2>;
+			interrupt-controller;
+		};
+
+		gpio5: gpio@480b6000 {
+			compatible = "ti,omap2-gpio";
+			reg = <0x480b6000 0x200>;
+			interrupts = <33>;
+			ti,hwmods = "gpio5";
+			#gpio-cells = <2>;
+			gpio-controller;
+			#interrupt-cells = <2>;
+			interrupt-controller;
+		};
+
 		gpmc: gpmc@6e000000 {
 			compatible = "ti,omap2430-gpmc";
 			reg = <0x6e000000 0x1000>;