arm/dts: Cleanup regulator naming and remove @0,1

regulators do not have a 'reg' property, hence the regulator@0,
regulator@1 do not make sense. get rid of it.

Reported-by: David Brown <davidb@codeaurora.org>
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/boot/dts/twl4030.dtsi b/arch/arm/boot/dts/twl4030.dtsi
index 22f4d13..ff00017 100644
--- a/arch/arm/boot/dts/twl4030.dtsi
+++ b/arch/arm/boot/dts/twl4030.dtsi
@@ -19,19 +19,19 @@
 		interrupts = <11>;
 	};
 
-	vdac: regulator@0 {
+	vdac: regulator-vdac {
 		compatible = "ti,twl4030-vdac";
 		regulator-min-microvolt = <1800000>;
 		regulator-max-microvolt = <1800000>;
 	};
 
-	vpll2: regulator@1 {
+	vpll2: regulator-vpll2 {
 		compatible = "ti,twl4030-vpll2";
 		regulator-min-microvolt = <1800000>;
 		regulator-max-microvolt = <1800000>;
 	};
 
-	vmmc1: regulator@2 {
+	vmmc1: regulator-vmmc1 {
 		compatible = "ti,twl4030-vmmc1";
 		regulator-min-microvolt = <1850000>;
 		regulator-max-microvolt = <3150000>;