RE: [PATCH] ARM: dts: imx7s: add anatop vdd1p2 regulator

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Hi, Fabio

Anson Huang
Best Regards!


> -----Original Message-----
> From: Fabio Estevam [mailto:festevam@xxxxxxxxx]
> Sent: Monday, March 19, 2018 3:54 AM
> To: Anson Huang <anson.huang@xxxxxxx>
> Cc: Shawn Guo <shawnguo@xxxxxxxxxx>; Sascha Hauer
> <kernel@xxxxxxxxxxxxxx>; Fabio Estevam <fabio.estevam@xxxxxxx>; Rob
> Herring <robh+dt@xxxxxxxxxx>; Mark Rutland <mark.rutland@xxxxxxx>;
> Russell King - ARM Linux <linux@xxxxxxxxxxxxxxx>; dl-linux-imx
> <linux-imx@xxxxxxx>; moderated list:ARM/FREESCALE IMX / MXC ARM
> ARCHITECTURE <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>; open list:OPEN
> FIRMWARE AND FLATTENED DEVICE TREE BINDINGS
> <devicetree@xxxxxxxxxxxxxxx>; linux-kernel <linux-kernel@xxxxxxxxxxxxxxx>
> Subject: Re: [PATCH] ARM: dts: imx7s: add anatop vdd1p2 regulator
> 
> Hi Anson,
> 
> On Sat, Mar 17, 2018 at 4:36 AM, Anson Huang <Anson.Huang@xxxxxxx>
> wrote:
> > Add i.MX7S/D anatop vdd1p2 regulator.
> >
> > Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
> > ---
> >  arch/arm/boot/dts/imx7s.dtsi | 15 +++++++++++++++
> >  1 file changed, 15 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/imx7s.dtsi
> > b/arch/arm/boot/dts/imx7s.dtsi index cd6964f..1210028 100644
> > --- a/arch/arm/boot/dts/imx7s.dtsi
> > +++ b/arch/arm/boot/dts/imx7s.dtsi
> > @@ -565,6 +565,21 @@
> >                                         anatop-max-voltage =
> <1200000>;
> >                                         anatop-enable-bit = <0>;
> >                                 };
> > +
> > +                               reg_1p2:
> regulator-vdd1p2@30360220 {
> > +                                       reg = <0x30360220>;
> > +                                       compatible =
> "fsl,anatop-regulator";
> > +                                       regulator-name = "vdd1p2";
> > +                                       regulator-min-microvolt =
> <1100000>;
> > +                                       regulator-max-microvolt =
> <1300000>;
> > +                                       anatop-reg-offset =
> <0x220>;
> > +                                       anatop-vol-bit-shift = <8>;
> > +                                       anatop-vol-bit-width = <5>;
> > +                                       anatop-min-bit-val =
> <0x14>;
> > +                                       anatop-min-voltage =
> <1100000>;
> > +                                       anatop-max-voltage =
> <1300000>;
> > +                                       anatop-enable-bit = <0>;
> > +                               };
> 
> Do you also plan to add a consumer for it?
 
This regulator is mainly for USB HSIC, the consumer will be added when HSIC
do upstream.

Anson.

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