ARM: nomadik: move GPIO and pinctrl to device tree

This moves the instances of the Nomadik pin controller and the
Nomadik GPIO blocks (also handled by the GPIO driver) over to
the device tree. A new compatible string is added to the
pin control driver in the process.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

arch/arm/boot/dts/ste-nomadik-stn8815.dtsi

@@ -35,6 +35,58 @@
 		interrupts = <5>;
 	};
 
+	gpio0: gpio@101e4000 {
+		compatible = "st,nomadik-gpio";
+		reg =  <0x101e4000 0x80>;
+		interrupt-parent = <&vica>;
+		interrupts = <6>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		gpio-bank = <0>;
+	};
+
+	gpio1: gpio@101e5000 {
+		compatible = "st,nomadik-gpio";
+		reg =  <0x101e5000 0x80>;
+		interrupt-parent = <&vica>;
+		interrupts = <7>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		gpio-bank = <1>;
+	};
+
+	gpio2: gpio@101e6000 {
+		compatible = "st,nomadik-gpio";
+		reg =  <0x101e6000 0x80>;
+		interrupt-parent = <&vica>;
+		interrupts = <8>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		gpio-bank = <2>;
+	};
+
+	gpio3: gpio@101e7000 {
+		compatible = "st,nomadik-gpio";
+		reg =  <0x101e7000 0x80>;
+		interrupt-parent = <&vica>;
+		interrupts = <9>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		gpio-bank = <3>;
+	};
+
+	pinctrl {
+		compatible = "stericsson,nmk-pinctrl-stn8815";
+	};
+
 	/* A NAND flash of 128 MiB */
 	fsmc: flash@40000000 {
 		compatible = "stericsson,fsmc-nand";