linux-kernel - Re: [PATCH v2 1/2] dt-bindings: pinctrl: Add rk3576 pinctrl bindings

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Message-ID: <22382840.EfDdHjke4D@trenzalore>
Date: Fri, 09 Aug 2024 13:53:16 -0400
From: Detlev Casanova <detlev.casanova@...labora.com>
To: Conor Dooley <conor@...nel.org>
Cc: linux-kernel@...r.kernel.org, Linus Walleij <linus.walleij@...aro.org>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Heiko Stuebner <heiko@...ech.de>,
 linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org,
 kernel@...labora.com
Subject: Re: [PATCH v2 1/2] dt-bindings: pinctrl: Add rk3576 pinctrl bindings

On Friday, 9 August 2024 10:58:38 EDT Conor Dooley wrote:
> On Thu, Aug 08, 2024 at 12:39:55PM -0400, Detlev Casanova wrote:
> > Add the compatible string as well as the optional rockchip,sys-grf field.
> 
> Optional for all rockchip devices supported by this binding, or just the
> one you're adding?

It is only optionally used by rk3576. I can add it in an 'if:', or update the 
description with somthing like "It is used on rk3576 for i3c software 
controlled weak pull-up"

> > Signed-off-by: Detlev Casanova <detlev.casanova@...labora.com>
> > ---
> > 
> >  .../devicetree/bindings/pinctrl/rockchip,pinctrl.yaml      | 7 +++++++
> >  1 file changed, 7 insertions(+)
> > 
> > diff --git
> > a/Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.yaml
> > b/Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.yaml index
> > 20e806dce1ecb..cd527ccc9e6bf 100644
> > --- a/Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.yaml
> > +++ b/Documentation/devicetree/bindings/pinctrl/rockchip,pinctrl.yaml
> > 
> > @@ -45,6 +45,7 @@ properties:
> >        - rockchip,rk3368-pinctrl
> >        - rockchip,rk3399-pinctrl
> >        - rockchip,rk3568-pinctrl
> > 
> > +      - rockchip,rk3576-pinctrl
> > 
> >        - rockchip,rk3588-pinctrl
> >        - rockchip,rv1108-pinctrl
> >        - rockchip,rv1126-pinctrl
> > 
> > @@ -54,6 +55,12 @@ properties:
> >      description:
> >        The phandle of the syscon node for the GRF registers.
> > 
> > +  rockchip,sys-grf:
> > +    $ref: /schemas/types.yaml#/definitions/phandle
> > +    description:
> > +      The phandle of the syscon node for the SYS GRF registers.
> > +      It is used for i3c software controlled weak pull-up.
> > +
> > 
> >    rockchip,pmu:
> >      $ref: /schemas/types.yaml#/definitions/phandle
> >      description: