ARM: dts: armada-370-xp: Fixup regulator DT warning

regulator has a reg property so the unit name should contain an address.
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>

arch/arm/boot/dts/armada-370-synology-ds213j.dts

@@ -186,7 +186,7 @@ regulators {
 		pinctrl-0 = <&sata1_pwr_pin &sata2_pwr_pin>;
 		pinctrl-names = "default";
 
-		sata1_regulator: sata1-regulator {
+		sata1_regulator: sata1-regulator@1 {
 			compatible = "regulator-fixed";
 			reg = <1>;
 			regulator-name = "SATA1 Power";
@@ -199,7 +199,7 @@ sata1_regulator: sata1-regulator {
 			gpio = <&gpio1 5 GPIO_ACTIVE_HIGH>;
 		};
 
-		sata2_regulator: sata2-regulator {
+		sata2_regulator: sata2-regulator@2 {
 			compatible = "regulator-fixed";
 			reg = <2>;
 			regulator-name = "SATA2 Power";

arch/arm/boot/dts/armada-xp-synology-ds414.dts

@@ -154,7 +154,7 @@ regulators {
 			     &sata3_pwr_pin &sata4_pwr_pin>;
 		pinctrl-names = "default";
 
-		sata1_regulator: sata1-regulator {
+		sata1_regulator: sata1-regulator@1 {
 			compatible = "regulator-fixed";
 			reg = <1>;
 			regulator-name = "SATA1 Power";
@@ -167,7 +167,7 @@ sata1_regulator: sata1-regulator {
 			gpio = <&gpio1 10 GPIO_ACTIVE_HIGH>;
 		};
 
-		sata2_regulator: sata2-regulator {
+		sata2_regulator: sata2-regulator@2 {
 			compatible = "regulator-fixed";
 			reg = <2>;
 			regulator-name = "SATA2 Power";
@@ -180,7 +180,7 @@ sata2_regulator: sata2-regulator {
 			gpio = <&gpio1 12 GPIO_ACTIVE_HIGH>;
 		};
 
-		sata3_regulator: sata3-regulator {
+		sata3_regulator: sata3-regulator@3 {
 			compatible = "regulator-fixed";
 			reg = <3>;
 			regulator-name = "SATA3 Power";
@@ -193,7 +193,7 @@ sata3_regulator: sata3-regulator {
 			gpio = <&gpio1 13 GPIO_ACTIVE_HIGH>;
 		};
 
-		sata4_regulator: sata4-regulator {
+		sata4_regulator: sata4-regulator@4 {
 			compatible = "regulator-fixed";
 			reg = <4>;
 			regulator-name = "SATA4 Power";