linux-kernel - Re: [PATCH 1/2] dt-bindings: power: Add regulator-pd yaml file

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Message-ID: <PAXPR04MB91858254554272C90822FED1891DA@PAXPR04MB9185.eurprd04.prod.outlook.com>
Date:   Thu, 24 Aug 2023 16:35:16 +0000
From:   Shenwei Wang <shenwei.wang@....com>
To:     Ulf Hansson <ulf.hansson@...aro.org>
CC:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        "imx@...ts.linux.dev" <imx@...ts.linux.dev>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH 1/2] dt-bindings: power: Add regulator-pd yaml file



> -----Original Message-----
> From: Ulf Hansson <ulf.hansson@...aro.org>
> Sent: Thursday, August 24, 2023 4:27 AM
> To: Shenwei Wang <shenwei.wang@....com>
> Cc: Rob Herring <robh+dt@...nel.org>; Krzysztof Kozlowski
> <krzysztof.kozlowski+dt@...aro.org>; Conor Dooley <conor+dt@...nel.org>;
> Liam Girdwood <lgirdwood@...il.com>; Mark Brown <broonie@...nel.org>;
> imx@...ts.linux.dev; devicetree@...r.kernel.org; linux-kernel@...r.kernel.org;
> dl-linux-imx <linux-imx@....com>
> Subject: [EXT] Re: [PATCH 1/2] dt-bindings: power: Add regulator-pd yaml file
> 
> Caution: This is an external email. Please take care when clicking links or
> opening attachments. When in doubt, report the message using the 'Report this
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> 
> 
> On Fri, 18 Aug 2023 at 17:35, Shenwei Wang <shenwei.wang@....com> wrote:
> >
> > Documenting the regulator power domain properties and usage examples.
> 
> As Rob and Krzysztof already pointed out, I agree that this binding looks a bit
> questionable.
> 
> Rather than adding a new DT binding, why can't we just use the existing way of
> describing a platform specific power-domain provider?

Can you please provide more details on how you thought we should implement this
feature using the existing way? Very appreciate if you could provide a simple example.

> This still looks platform specific to me.

What does platform specific exactly mean here?  I want to make sure I understand 
what you were referring to.

Thanks,
Shenwei

> 
> Kind regards
> Uffe
> 
> >
> > Signed-off-by: Shenwei Wang <shenwei.wang@....com>
> > ---
> >  .../bindings/power/regulator-pd.yaml          | 71 +++++++++++++++++++
> >  1 file changed, 71 insertions(+)
> >  create mode 100644
> > Documentation/devicetree/bindings/power/regulator-pd.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/power/regulator-pd.yaml
> > b/Documentation/devicetree/bindings/power/regulator-pd.yaml
> > new file mode 100644
> > index 000000000000..181d2fa83f8a