RE: [PATCH v3 1/2] dt-bindings: pinctrl: renesas: Add RZ/G2L POEG binding

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> -----Original Message-----
> From: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> Sent: 07 November 2022 21:14
> To: Rob Herring <robh@xxxxxxxxxx>
> Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>; Krzysztof Kozlowski
> <krzysztof.kozlowski+dt@xxxxxxxxxx>; Geert Uytterhoeven
> <geert+renesas@xxxxxxxxx>; Thierry Reding <thierry.reding@xxxxxxxxx>; Uwe
> Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>; linux-pwm@xxxxxxxxxxxxxxx;
> linux-renesas-soc@xxxxxxxxxxxxxxx; linux-gpio@xxxxxxxxxxxxxxx;
> devicetree@xxxxxxxxxxxxxxx; Chris Paterson <Chris.Paterson2@xxxxxxxxxxx>;
> Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> Subject: RE: [PATCH v3 1/2] dt-bindings: pinctrl: renesas: Add RZ/G2L POEG
> binding
> 
> Hi Rob,
> 
> Thanks for the feedback.
> 
> > Subject: Re: [PATCH v3 1/2] dt-bindings: pinctrl: renesas: Add RZ/G2L
> > POEG binding
> >
> > On Fri, Nov 04, 2022 at 03:19:34PM +0000, Biju Das wrote:
> > > Add device tree bindings for the RZ/G2L Port Output Enable for GPT
> (POEG).
> > >
> > > Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> > > ---
> > > v2->v3:
> > >  * Removed Rb tag from Rob as there are some changes introduced.
> > >  * Added companion property, so that poeg can link with gpt device
> > >  * Documented renesas,id, as identifier for POEGG{A,B,C,D}.
> > >  * Updated the example.
> > > v1->v2:
> > >  * Updated the description.
> > > REF->v1:
> > >  * Modelled as pincontrol as most of its configuration is intended to be
> > >    static.
> > >  * Updated reg size in example.
> > > ---
> > >  .../bindings/pinctrl/renesas,rzg2l-poeg.yaml  | 86
> > > +++++++++++++++++++
> > >  1 file changed, 86 insertions(+)
> > >  create mode 100644
> > > Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-poeg.yaml
> > >
> > > diff --git
> > > a/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-poeg.yaml
> > > b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-poeg.yaml
> > > new file mode 100644
> > > index 000000000000..8adf01682de5
> > > --- /dev/null
> > > +++ b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-poeg.y
> > > +++ am
> > > +++ l
> > > @@ -0,0 +1,86 @@
> > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2
> > > +---
> > > +$id:
> > > +
> > > +title: Renesas RZ/G2L Port Output Enable for GPT (POEG)
> > > +
> > > +maintainers:
> > > +  - Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> > > +
> > > +description: |
> > > +  The output pins(GTIOCxA and GTIOCxB) of the general PWM timer
> > > +(GPT) can be
> > > +  disabled by using the port output enabling function for the GPT
> (POEG).
> > > +  Specifically, either of the following ways can be used.
> > > +  * Input level detection of the GTETRGA to GTETRGD pins.
> > > +  * Output-disable request from the GPT.
> > > +  * SSF bit setting(ie, by setting POEGGn.SSF to 1)
> > > +
> > > +  The state of the GTIOCxA and the GTIOCxB pins when the output is
> > > + disabled,  are controlled by the GPT module.
> > > +
> > > +properties:
> > > +  compatible:
> > > +    items:
> > > +      - enum:
> > > +          - renesas,r9a07g044-poeg  # RZ/G2{L,LC}
> > > +          - renesas,r9a07g054-poeg  # RZ/V2L
> > > +      - const: renesas,rzg2l-poeg
> > > +
> > > +  reg:
> > > +    maxItems: 1
> > > +
> > > +  interrupts:
> > > +    maxItems: 1
> > > +
> > > +  clocks:
> > > +    maxItems: 1
> > > +
> > > +  power-domains:
> > > +    maxItems: 1
> > > +
> > > +  resets:
> > > +    maxItems: 1
> > > +
> > > +  companion:
> >
> > Also, needs a vendor prefix. The companion is the GPT, right? Perhaps
> > 'renesas,gpt' instead.
> 
> 
> Yes, it is GPT. Will use 'renesas,gpt'.
> 

OK will send V4 with these changes.

Cheers,
Biju

> 
> 
> >
> > > +    $ref: /schemas/types.yaml#/definitions/phandle
> > > +    description: phandle of a companion.




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