linux-kernel - Re: [PATCH v2 07/11] dt-bindings: clocks: qcom,gcc-ipq8074: support power domains

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Date:   Mon, 9 May 2022 09:20:11 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Robert Marko <robimarko@...il.com>, bjorn.andersson@...aro.org,
        agross@...nel.org, mturquette@...libre.com, sboyd@...nel.org,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        tdas@...eaurora.org, absahu@...eaurora.org,
        linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 07/11] dt-bindings: clocks: qcom,gcc-ipq8074: support
 power domains

On 07/05/2022 22:29, Robert Marko wrote:
> GCC inside of IPQ8074 also provides power management via built-in GDSCs.
> In order to do so, '#power-domain-cells' must be set to 1.
> 
> Signed-off-by: Robert Marko <robimarko@...il.com>
> ---
>  .../devicetree/bindings/clock/qcom,gcc-ipq8074.yaml          | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc-ipq8074.yaml b/Documentation/devicetree/bindings/clock/qcom,gcc-ipq8074.yaml
> index 98572b4a9b60..e3e236e4ce7d 100644
> --- a/Documentation/devicetree/bindings/clock/qcom,gcc-ipq8074.yaml
> +++ b/Documentation/devicetree/bindings/clock/qcom,gcc-ipq8074.yaml
> @@ -27,6 +27,9 @@ properties:
>    '#reset-cells':
>      const: 1
>  
> +  '#power-domain-cells':

Put it in some order, e.g. before reset-cells.

> +    const: 1
> +
>    reg:
>      maxItems: 1
>  
> @@ -39,6 +42,7 @@ required:
>    - reg
>    - '#clock-cells'
>    - '#reset-cells'
> +  - '#power-domain-cells'

The same.

>  
>  additionalProperties: false
>  
> @@ -49,5 +53,6 @@ examples:
>        reg = <0x01800000 0x80000>;
>        #clock-cells = <1>;
>        #reset-cells = <1>;
> +      #power-domain-cells = <1>;

The same.

>      };
>  ...


Best regards,
Krzysztof