Re: [PATCH v3 06/20] dt-bindings: pinctrl: samsung: add google,gs101-pinctrl compatible

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Hi Rob,

Thanks for your review.

On Mon, 16 Oct 2023 at 14:41, Rob Herring <robh@xxxxxxxxxx> wrote:
>
> On Wed, Oct 11, 2023 at 07:48:09PM +0100, Peter Griffin wrote:
> > Add the "google,gs101-pinctrl" compatible to the dt-schema bindings
> > documentation.
> >
> > Add maxItems of 50 for the interrupts property as gs101 can have
> > multiple irqs.
> >
> > Signed-off-by: Peter Griffin <peter.griffin@xxxxxxxxxx>
> > ---
> >  .../bindings/pinctrl/samsung,pinctrl.yaml     | 22 ++++++++++++++++++-
> >  1 file changed, 21 insertions(+), 1 deletion(-)
> >
> > diff --git a/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl.yaml
> > index 26614621774a..6dc648490668 100644
> > --- a/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl.yaml
> > +++ b/Documentation/devicetree/bindings/pinctrl/samsung,pinctrl.yaml
> > @@ -35,6 +35,7 @@ properties:
> >
> >    compatible:
> >      enum:
> > +      - google,gs101-pinctrl
> >        - samsung,s3c2412-pinctrl
> >        - samsung,s3c2416-pinctrl
> >        - samsung,s3c2440-pinctrl
> > @@ -58,7 +59,8 @@ properties:
> >    interrupts:
> >      description:
> >        Required for GPIO banks supporting external GPIO interrupts.
> > -    maxItems: 1
> > +    minItems: 1
> > +    maxItems: 50
> >
> >    power-domains:
> >      maxItems: 1
> > @@ -134,6 +136,24 @@ allOf:
> >            minItems: 1
> >            maxItems: 1
> >
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            const: google,gs101-pinctrl
> > +    then:
> > +      properties:
> > +        interrupts:
> > +          description:
> > +            Required for external wakeup interrupts. List all external
>
> Is it external GPIO interrupts or wakeup interrupts?

These are external wakeup interrupts.

Looking again I believe this can be dropped entirely as re-reading
samsung,pinctrl-gpio-bank.yaml we are already defining the
external wake-up interrupts on each bank in gs101-pinctrl.dtsi.

>
> > +            wakeup interrupts supported by this bank.
> > +          minItems: 1
> > +          maxItems: 50
>
> For a given SoC, I don't see how this is variable? If it is variable,
> how do you know which entry is what?

It isn't variable.

Peter.



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