ARM: dts: am335x-wega: Clean up regulators

Cleaned up the regulators on the wega board. Created a simple bus,
renamed the regulators according to the schematics and added missing
regulator on wega.

Signed-off-by: Teresa Remmet <[e-mail]>
Signed-off-by: Tony Lindgren <[e-mail]>

arch/arm/boot/dts/am335x-phycore-som.dtsi

···
 		reg = <0x80000000 0x10000000>; /* 256 MB */
 	};
 
-	vbat: fixedregulator@0 {
-		compatible = "regulator-fixed";
+	regulators {
+		compatible = "simple-bus";
+
+		vcc5v: fixedregulator@0 {
+			compatible = "regulator-fixed";
+			regulator-name = "vcc5v";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			regulator-boot-on;
+			regulator-always-on;
+		};
 	};
 };
 
···
 #include "tps65910.dtsi"
 
 &tps {
-	vcc1-supply = <&vbat>;
-	vcc2-supply = <&vbat>;
-	vcc3-supply = <&vbat>;
-	vcc4-supply = <&vbat>;
-	vcc5-supply = <&vbat>;
-	vcc6-supply = <&vbat>;
-	vcc7-supply = <&vbat>;
-	vccio-supply = <&vbat>;
+	vcc1-supply = <&vcc5v>;
+	vcc2-supply = <&vcc5v>;
+	vcc3-supply = <&vcc5v>;
+	vcc4-supply = <&vcc5v>;
+	vcc5-supply = <&vcc5v>;
+	vcc6-supply = <&vcc5v>;
+	vcc7-supply = <&vcc5v>;
+	vccio-supply = <&vcc5v>;
 
 	regulators {
 		vrtc_reg: regulator@0 {
···
 			regulator-always-on;
 		};
 	};
-};
-
-&vbat {
-	regulator-name = "vbat";
-	regulator-min-microvolt = <5000000>;
-	regulator-max-microvolt = <5000000>;
-	regulator-boot-on;
 };
 
 /* SPI Busses */

arch/arm/boot/dts/am335x-wega.dtsi

···
 	model = "Phytec AM335x phyBOARD-WEGA";
 	compatible = "phytec,am335x-wega", "phytec,am335x-phycore-som", "ti,am33xx";
 
+	regulators {
+		compatible = "simple-bus";
+
+		vcc3v3: fixedregulator@1 {
+			compatible = "regulator-fixed";
+			regulator-name = "vcc3v3";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			regulator-boot-on;
+		};
+	};
 };
 
 /* CAN Busses */
···
 };
 
 &mmc1 {
-	vmmc-supply = <&vmmc_reg>;
+	vmmc-supply = <&vcc3v3>;
 	bus-width = <4>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc1_pins>;