ARM: dts: nxp: imx6ul: xnur-gpio -> xnur-gpios

Replace all "xnur-gpio" with "xnur-gpios" in the i.MX6UL(L) Touchscreen
node, since the -gpio suffix is deprecated. All known implementations of
this binding can handle -gpio and -gpios since day 1, so this should be
fully backwards compatible.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/nxp/imx/imx6ul-14x14-evk.dtsi

@@ -321,7 +321,7 @@ &snvs_pwrkey {
 &tsc {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_tsc>;
-	xnur-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>;
+	xnur-gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
 	measure-delay-time = <0xffff>;
 	pre-charge-time = <0xfff>;
 	status = "okay";

arch/arm/boot/dts/nxp/imx/imx6ul-geam.dts

@@ -203,7 +203,7 @@ &pwm8 {
 &tsc {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_tsc>;
-	xnur-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>;
+	xnur-gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
 };
 
 &sai2 {

arch/arm/boot/dts/nxp/imx/imx6ul-imx6ull-opos6uldev.dtsi

@@ -156,7 +156,7 @@ &snvs_pwrkey {
 &tsc {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_tsc>;
-	xnur-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>;
+	xnur-gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
 	measure-delay-time = <0xffff>;
 	pre-charge-time = <0xffff>;
 	status = "okay";

arch/arm/boot/dts/nxp/imx/imx6ull-dhcom-som.dtsi

@@ -273,7 +273,7 @@ &tsc {
 	pinctrl-names = "default";
 	pre-charge-time = <0xfff>;
 	touchscreen-average-samples = <32>;
-	xnur-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>;
+	xnur-gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
 };
 
 /* DHCOM UART1 */