ARM: dts: ux500: Rename gpio-controller node

Rename the AB8500 gpio controller node from ab8500-gpio to
ab8500-gpiocontroller, since -gpio is a common suffix for
gpio consumers.
Signed-off-by: NSebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>

arch/arm/boot/dts/ste-ab8500.dtsi

@@ -34,7 +34,7 @@
 					#clock-cells = <1>;
 				};
 
-				ab8500_gpio: ab8500-gpio {
+				ab8500_gpio: ab8500-gpiocontroller {
 					compatible = "stericsson,ab8500-gpio";
 					gpio-controller;
 					#gpio-cells = <2>;

arch/arm/boot/dts/ste-ab8505.dtsi

@@ -31,7 +31,7 @@
 					#clock-cells = <1>;
 				};
 
-				ab8505_gpio: ab8505-gpio {
+				ab8505_gpio: ab8505-gpiocontroller {
 					compatible = "stericsson,ab8505-gpio";
 					gpio-controller;
 					#gpio-cells = <2>;

arch/arm/boot/dts/ste-href-ab8500.dtsi

@@ -9,7 +9,7 @@
 	soc {
 		prcmu@80157000 {
 			ab8500 {
-				ab8500-gpio {
+				ab8500-gpiocontroller {
 					/* Hog a few default settings */
 					pinctrl-names = "default";
 					pinctrl-0 = <&gpio2_default_mode>,

arch/arm/boot/dts/ste-href.dtsi

@@ -202,7 +202,7 @@
 
 		prcmu@80157000 {
 			ab8500 {
-				ab8500-gpio {
+				ab8500-gpiocontroller {
 				};
 
 				ab8500_usb {

arch/arm/boot/dts/ste-snowball.dts

@@ -376,7 +376,7 @@
 
 		prcmu@80157000 {
 			ab8500 {
-				ab8500-gpio {
+				ab8500-gpiocontroller {
 					/*
 					 * AB8500 GPIOs are numbered starting from 1, so the first
 					 * index 0 is what in the datasheet is called "GPIO1", and