linux-kernel - Re: [PATCH v2 1/3] dt-bindings: nvmem: qfprom: Add optional power-domains property

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Message-ID: <CAD=FV=Vtp0HGFpoS4cdZOQ0GUBbhiyw=TuYxWNTGVAyMUKMhvQ@mail.gmail.com>
Date:   Thu, 29 Jul 2021 09:19:20 -0700
From:   Doug Anderson <dianders@...omium.org>
To:     Rajendra Nayak <rnayak@...eaurora.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>,
        "Ravi Kumar Bokka (Temp)" <rbokka@...eaurora.org>
Subject: Re: [PATCH v2 1/3] dt-bindings: nvmem: qfprom: Add optional
 power-domains property

Hi,

On Thu, Jul 29, 2021 at 5:01 AM Rajendra Nayak <rnayak@...eaurora.org> wrote:
>
> qfprom devices on some SoCs need to vote on the performance state
> of a power-domain, so add the power-domains optional property to the
> bindings
>
> Signed-off-by: Rajendra Nayak <rnayak@...eaurora.org>
> ---
>  Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml b/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml
> index 861b205..a498a08 100644
> --- a/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml
> +++ b/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml
> @@ -51,6 +51,9 @@ properties:
>    vcc-supply:
>      description: Our power supply.
>
> +  power-domains:
> +    description: A phandle to a power domain node.
> +

I'm trying to channel my inner Rob here by saying that this
description doesn't add anything and this should just be:

power-domains:
  maxItems: 1

Here's an example of Rob saying this:

https://lore.kernel.org/linux-devicetree/20210712151322.GA1931925@robh.at.kernel.org/

Other than that, feel free to add my "Reviewed-by" tag.

-Doug