On Tue, May 28, 2013 at 04:05:22PM +0530, Padmavathi Venna wrote:

> +     avdd2:fixed-regulator@0 {
> +             compatible = "regulator-fixed";
> +             regulator-name = "avdd2-supply";
> +             regulator-min-microvolt = <1800000>;
> +             regulator-max-microvolt = <1800000>;
> +             regulator-always-on;
> +     };

> +     cpvdd:fixed-regulator@1 {
> +             compatible = "regulator-fixed";
> +             regulator-name = "cpvdd-supply";
> +             regulator-min-microvolt = <1800000>;
> +             regulator-max-microvolt = <1800000>;
> +             regulator-always-on;
> +     };

Several of these look like the same supply (especially the speaker ones)
so it seems like it'd be sensible to define a single regulator for each
of them.  Not much practical difference but it might be neater.

> +
> +     dbvdd:fixed-regulator@2 {
> +             compatible = "regulator-fixed";
> +             regulator-name = "dbvdd-supply";
> +             regulator-min-microvolt = <3300000>;
> +             regulator-max-microvolt = <3300000>;
> +             regulator-always-on;
> +     };
> +
> +     spkvdd1:fixed-regulator@3 {
> +             compatible = "regulator-fixed";
> +             regulator-name = "spkvdd1-supply";
> +             regulator-min-microvolt = <5000000>;
> +             regulator-max-microvolt = <5000000>;
> +             regulator-always-on;
> +     };
> +
> +     spkvdd2:fixed-regulator@4 {
> +             compatible = "regulator-fixed";
> +             regulator-name = "spkvdd2-supply";
> +             regulator-min-microvolt = <5000000>;
> +             regulator-max-microvolt = <5000000>;
> +             regulator-always-on;
> +     };
> +
>       i2c@12C70000 {
>               samsung,i2c-sda-delay = <100>;
>               samsung,i2c-max-bus-freq = <20000>;
> @@ -47,8 +87,17 @@
>               };
>  
>               wm8994: wm8994@1a {
> -                      compatible = "wlf,wm8994";
> -                      reg = <0x1a>;
> +                     compatible = "wlf,wm8994";
> +                     reg = <0x1a>;
> +
> +                     gpio-controller;
> +                     #gpio-cells = <2>;
> +
> +                     AVDD2-supply = <&avdd2>;
> +                     CPVDD-supply = <&cpvdd>;
> +                     DBVDD-supply = <&dbvdd>;
> +                     SPKVDD1-supply = <&spkvdd1>;
> +                     SPKVDD2-supply = <&spkvdd2>;
>               };
>       };
>  
> -- 
> 1.7.4.4
> 
> 

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