ARM: dts: armada-370-xp: Remove button address and fixup names

The gpio-key nodes do not have a reg property, so remove the address from
the unit name.

Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
diff --git a/arch/arm/boot/dts/armada-370-rd.dts b/arch/arm/boot/dts/armada-370-rd.dts
index e2ba4bd..c3fd6e4 100644
--- a/arch/arm/boot/dts/armada-370-rd.dts
+++ b/arch/arm/boot/dts/armada-370-rd.dts
@@ -122,7 +122,7 @@
 				compatible = "gpio-keys";
 				#address-cells = <1>;
 				#size-cells = <0>;
-				button@1 {
+				button {
 					label = "Software Button";
 					linux,code = <KEY_POWER>;
 					gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
diff --git a/arch/arm/boot/dts/armada-370-seagate-nas-xbay.dtsi b/arch/arm/boot/dts/armada-370-seagate-nas-xbay.dtsi
index 4aec32c..e9a5b95 100644
--- a/arch/arm/boot/dts/armada-370-seagate-nas-xbay.dtsi
+++ b/arch/arm/boot/dts/armada-370-seagate-nas-xbay.dtsi
@@ -141,19 +141,19 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		button@1 {
+		power {
 			label = "Power button";
 			linux,code = <KEY_POWER>;
 			gpios = <&gpio1 19 GPIO_ACTIVE_LOW>;
 			debounce-interval = <100>;
 		};
-		button@2 {
+		backup {
 			label = "Backup button";
 			linux,code = <KEY_OPTION>;
 			gpios = <&gpio0 31 GPIO_ACTIVE_LOW>;
 			debounce-interval = <100>;
 		};
-		button@3 {
+		reset {
 			label = "Reset Button";
 			linux,code = <KEY_RESTART>;
 			gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
diff --git a/arch/arm/boot/dts/armada-370-seagate-personal-cloud.dtsi b/arch/arm/boot/dts/armada-370-seagate-personal-cloud.dtsi
index 75ad77b..d079a89 100644
--- a/arch/arm/boot/dts/armada-370-seagate-personal-cloud.dtsi
+++ b/arch/arm/boot/dts/armada-370-seagate-personal-cloud.dtsi
@@ -89,19 +89,19 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		button@1 {
+		power {
 			label = "Power button";
 			linux,code = <KEY_POWER>;
 			gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>;
 			debounce-interval = <100>;
 		};
-		button@2 {
+		reset {
 			label = "Reset Button";
 			linux,code = <KEY_RESTART>;
 			gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
 			debounce-interval = <100>;
 		};
-		button@3 {
+		button {
 			label = "USB VBUS error";
 			linux,code = <KEY_UNKNOWN>;
 			gpios = <&gpio1 21 GPIO_ACTIVE_LOW>;
diff --git a/arch/arm/boot/dts/armada-xp-axpwifiap.dts b/arch/arm/boot/dts/armada-xp-axpwifiap.dts
index e7b306a..1e1fc4f 100644
--- a/arch/arm/boot/dts/armada-xp-axpwifiap.dts
+++ b/arch/arm/boot/dts/armada-xp-axpwifiap.dts
@@ -113,7 +113,7 @@
 		pinctrl-0 = <&keys_pin>;
 		pinctrl-names = "default";
 
-		button@1 {
+		reset {
 			label = "Factory Reset Button";
 			linux,code = <KEY_SETUP>;
 			gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
diff --git a/arch/arm/boot/dts/armada-xp-linksys-mamba.dts b/arch/arm/boot/dts/armada-xp-linksys-mamba.dts
index 7c8cd7b..83ac884 100644
--- a/arch/arm/boot/dts/armada-xp-linksys-mamba.dts
+++ b/arch/arm/boot/dts/armada-xp-linksys-mamba.dts
@@ -267,13 +267,13 @@
 		pinctrl-0 = <&keys_pin>;
 		pinctrl-names = "default";
 
-		button@1 {
+		wps {
 			label = "WPS";
 			linux,code = <KEY_WPS_BUTTON>;
 			gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
 		};
 
-		button@2 {
+		reset {
 			label = "Factory Reset Button";
 			linux,code = <KEY_RESTART>;
 			gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
diff --git a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
index 8a14b32..b577c9f 100644
--- a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
+++ b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
@@ -139,7 +139,7 @@
 				#address-cells = <1>;
 				#size-cells = <0>;
 
-				button@1 {
+				init {
 					label = "Init Button";
 					linux,code = <KEY_POWER>;
 					gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;