linux-kernel - Re: [PATCH v6 5/6] dt-bindings: power: Extend RPMh power controller binding to describe thermal warming device

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Date:   Tue, 16 Jun 2020 11:21:38 +0200
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Thara Gopinath <thara.gopinath@...aro.org>
Cc:     Zhang Rui <rui.zhang@...el.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Andy Gross <agross@...nel.org>, Rob Herring <robh@...nel.org>,
        Amit Kucheria <amit.kucheria@...durent.com>,
        Mark Rutland <mark.rutland@....com>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Linux PM <linux-pm@...r.kernel.org>,
        DTML <devicetree@...r.kernel.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v6 5/6] dt-bindings: power: Extend RPMh power controller
 binding to describe thermal warming device

On Thu, 4 Jun 2020 at 03:53, Thara Gopinath <thara.gopinath@...aro.org> wrote:
>
> RPMh power controller hosts mx domain that can be used as thermal warming
> device. Add #cooling-cells property to the power domain provider node to
> indicate this.
>
> Signed-off-by: Thara Gopinath <thara.gopinath@...aro.org>
> Acked-by: Rob Herring <robh@...nel.org>

Reviewed-by: Ulf Hansson <ulf.hansson@...aro.org>

Kind regards
Uffe


> ---
>
> v3->v4:
>         - Removed subnode to indicate that mx power domain is a warming
>           device. Instead #cooling-cells is used as a power domain
>           provider property to indicate if the provider hosts a power
>           domain that can be used as a warming device.
>
> v4->v5:
>         Moved the property from .txt format to .yaml format.
>
>  Documentation/devicetree/bindings/power/qcom,rpmpd.yaml | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/power/qcom,rpmpd.yaml b/Documentation/devicetree/bindings/power/qcom,rpmpd.yaml
> index 8058955fb3b9..a4fbbd88ce18 100644
> --- a/Documentation/devicetree/bindings/power/qcom,rpmpd.yaml
> +++ b/Documentation/devicetree/bindings/power/qcom,rpmpd.yaml
> @@ -28,6 +28,9 @@ properties:
>    '#power-domain-cells':
>      const: 1
>
> +  '#cooling-cells':
> +    const: 2
> +
>    operating-points-v2: true
>
>    opp-table:
> --
> 2.20.1
>