[PATCH RFC 2/3] power: mxs_power: add driver for mxs power subsystem

Stefan Wahren stefan.wahren at i2se.com
Thu Feb 26 11:20:37 PST 2015


Hi,

> Sebastian Reichel <sre at kernel.org> hat am 23. Februar 2015 um 16:38
> geschrieben:
>
>
> On Fri, Feb 20, 2015 at 11:57:41AM +0100, Stefan Wahren wrote:
> > > power: power at 80044000 {
> > > compatible = "fsl,imx28-power"; /* handled by mxs_power.c */
> > > #address-cells = <1>;
> > > #size-cells = <1>;
> > > reg = <0x80044000 0x2000>;
> > > interrupts = <6>;
> > > switching-frequency = <24000000>; /* new property */
> > > ranges;
> > >
> > > reg_vddd: regulator at 80044040 {
> > > reg = <0x80044040 0x10>,
> > > <0x80044010 0x10>,
> > > <0x800440c0 0x10>;
> > > reg-names = "base-address",
> > > "v5ctrl-address",
> > > "status-address";
> > > compatible = "fsl,imx28-vddd"; /* handled by mxs-regulator.c */
> > > regulator-name = "vddd";
> > > regulator-min-microvolt = <1350000>;
> > > regulator-max-microvolt = <1550000>;
> > > vddd-supply = <&reg_vdda>;
> > > };
> > >
> > > reg_vdda: regulator at 80044050 {
> > > reg = <0x80044050 0x10>,
> > > <0x80044010 0x10>,
> > > <0x800440c0 0x10>;
> > > reg-names = "base-address",
> > > "v5ctrl-address",
> > > "status-address";
> > > compatible = "fsl,imx28-vdda"; /* handled by mxs-regulator.c */
> > > regulator-name = "vdda";
> > > regulator-min-microvolt = <1725000>;
> > > regulator-max-microvolt = <1950000>;
> > > vdda-supply = <&reg_vddio>;
> > > };
> > >
> > > reg_vddio: regulator at 80044060 {
> > > reg = <0x80044060 0x10>,
> > > <0x80044010 0x10>,
> > > <0x800440c0 0x10>;
> > > reg-names = "base-address",
> > > "v5ctrl-address",
> > > "status-address";
> > > compatible = "fsl,imx28-vddio"; /* handled by mxs-regulator.c */
> > > regulator-name = "vddio";
> > > regulator-min-microvolt = <3000000>;
> > > regulator-max-microvolt = <3575000>;
> > > regulator-microvolt-offset = <80000>;
> > > };
> > > };
> > >
> > > Please correct me if i'm wrong.
> > >
> > > Stefan
> >
> > Gentle Ping.
>
> The binding looks ok to me. It would be nice to get an ACK of a DT
> binding maintainer, though.

any objections about implementing DC-DC switching frequency as a DT property
instead of module parameter?

Stefan



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