Re: [PATCH 1/2] dt-bindings: regulator: Add dt property

From: Rob Herring
Date: Fri Apr 21 2023 - 14:10:22 EST


On Thu, Apr 20, 2023 at 01:52:30PM +0530, Naresh Solanki wrote:
> Hi Zev,
>
> On 20-04-2023 05:31 am, Zev Weiss wrote:
> > On Tue, Apr 18, 2023 at 07:50:50AM PDT, Naresh Solanki wrote:
> > > Add DT property regulator-supplies.
> > > This enables us to couple one or more regulator output to gether. This
> > > is use in case of Single connector having 2 or more supplies.
> > >
> > > Signed-off-by: Naresh Solanki <Naresh.Solanki@xxxxxxxxxxxxx>
> > > ---
> > > .../bindings/regulator/regulator-output.yaml         | 12 +++++++++---
> > > 1 file changed, 9 insertions(+), 3 deletions(-)
> > >
> > > diff --git
> > > a/Documentation/devicetree/bindings/regulator/regulator-output.yaml
> > > b/Documentation/devicetree/bindings/regulator/regulator-output.yaml
> > > index 078b37a1a71a..17f683d3c1f3 100644
> > > --- a/Documentation/devicetree/bindings/regulator/regulator-output.yaml
> > > +++ b/Documentation/devicetree/bindings/regulator/regulator-output.yaml
> > > @@ -21,13 +21,19 @@ properties:
> > >   compatible:
> > >     const: regulator-output
> > >
> > > -  vout-supply:
> > > +  regulator-supplies:
> > >     description:
> > > -      Phandle of the regulator supplying the output.
> > > +      Specifies the name of the output supply provided by the regulator.
> > > +      Defaults to "vout".
> > > +    default: "vout"
> > > +
> >
> > Was this meant to be specified as a string-array to allow providing
> > multiple names?
> Yes. This is string-array.
> >
> > > +patternProperties:
> > > +  ".*-supply":
> > > +    description:
> > > +      Specified the phandle for various supplies
> > >
> > > required:
> > >   - compatible
> > > -  - vout-supply
> > >
> > > additionalProperties: false
> > >
> > >
> >
> > I think it would be nice to also update the examples to show what a
> > multi-supply instance would look like.
> Ack. Will do that.
> >
> > A slightly more descriptive subject line would also be good -- "Add dt
> > property" is a bit vague.
> Suggestion ?
> How about like 'Allow multiple supplies' or 'Add support for multiple
> supplies'

And indicate this is for regulator-output, As-is looks like it's
something for all regulators.

Rob