ARM: dts: imx27: drop incorrect reg in fixed regulators

Fixed regulators are not in some bus and bindings do not allow a "reg"
property.  Move them out of "regulators" node to top-level.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/nxp/imx/imx27-apf27dev.dts

@@ -54,19 +54,12 @@ user {
 		};
 	};
 
-	regulators {
-		compatible = "simple-bus";
-		#address-cells = <1>;
-		#size-cells = <0>;
-
-		reg_max5821: regulator@0 {
-			compatible = "regulator-fixed";
-			reg = <0>;
-			regulator-name = "max5821-reg";
-			regulator-min-microvolt = <2500000>;
-			regulator-max-microvolt = <2500000>;
-			regulator-always-on;
-		};
+	reg_max5821: regulator-0 {
+		compatible = "regulator-fixed";
+		regulator-name = "max5821-reg";
+		regulator-min-microvolt = <2500000>;
+		regulator-max-microvolt = <2500000>;
+		regulator-always-on;
 	};
 };
 

arch/arm/boot/dts/nxp/imx/imx27-eukrea-mbimxsd27-baseboard.dts

@@ -54,22 +54,15 @@ led2 {
 		};
 	};
 
-	regulators {
-		#address-cells = <1>;
-		#size-cells = <0>;
-		compatible = "simple-bus";
-
-		reg_lcd: regulator@0 {
-			pinctrl-names = "default";
-			pinctrl-0 = <&pinctrl_lcdreg>;
-			compatible = "regulator-fixed";
-			reg = <0>;
-			regulator-name = "LCD";
-			regulator-min-microvolt = <5000000>;
-			regulator-max-microvolt = <5000000>;
-			gpio = <&gpio1 25 GPIO_ACTIVE_HIGH>;
-			enable-active-high;
-		};
+	reg_lcd: regulator-0 {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_lcdreg>;
+		regulator-name = "LCD";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpio1 25 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
 	};
 };
 

arch/arm/boot/dts/nxp/imx/imx27-phytec-phycard-s-rdk.dts

@@ -33,19 +33,12 @@ timing0: 640x480 {
 		};
 	};
 
-	regulators {
-		compatible = "simple-bus";
-		#address-cells = <1>;
-		#size-cells = <0>;
-
-		reg_3v3: regulator@0 {
-			compatible = "regulator-fixed";
-			reg = <0>;
-			regulator-name = "3V3";
-			regulator-min-microvolt = <3300000>;
-			regulator-max-microvolt = <3300000>;
-			regulator-always-on;
-		};
+	reg_3v3: regulator-0 {
+		compatible = "regulator-fixed";
+		regulator-name = "3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
 	};
 };
 

arch/arm/boot/dts/nxp/imx/imx27-phytec-phycore-rdk.dts

@@ -37,18 +37,15 @@ timing0: 240x320 {
 		};
 	};
 
-	regulators {
-		regulator@2 {
-			compatible = "regulator-fixed";
-			pinctrl-names = "default";
-			pinctrl-0 = <&pinctrl_csien>;
-			reg = <2>;
-			regulator-name = "CSI_EN";
-			regulator-min-microvolt = <3300000>;
-			regulator-max-microvolt = <3300000>;
-			gpio = <&gpio2 24 GPIO_ACTIVE_LOW>;
-			regulator-always-on;
-		};
+	regulator-2 {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_csien>;
+		regulator-name = "CSI_EN";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio2 24 GPIO_ACTIVE_LOW>;
+		regulator-always-on;
 	};
 
 	usbphy {

arch/arm/boot/dts/nxp/imx/imx27-phytec-phycore-som.dtsi

@@ -15,26 +15,18 @@ memory@a0000000 {
 		reg = <0xa0000000 0x08000000>;
 	};
 
-	regulators {
-		compatible = "simple-bus";
-		#address-cells = <1>;
-		#size-cells = <0>;
-
-		reg_3v3: regulator@0 {
-			compatible = "regulator-fixed";
-			reg = <0>;
-			regulator-name = "3V3";
-			regulator-min-microvolt = <3300000>;
-			regulator-max-microvolt = <3300000>;
-		};
+	reg_3v3: regulator-0 {
+		compatible = "regulator-fixed";
+		regulator-name = "3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
 
-		reg_5v0: regulator@1 {
-			compatible = "regulator-fixed";
-			reg = <1>;
-			regulator-name = "5V0";
-			regulator-min-microvolt = <5000000>;
-			regulator-max-microvolt = <5000000>;
-		};
+	reg_5v0: regulator-1 {
+		compatible = "regulator-fixed";
+		regulator-name = "5V0";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
 	};
 
 	usbphy {