linux-kernel - Re: [PATCH] arm64: dts: qcom: ipq6018: add #power-domain-cells for gcc node

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Message-ID: <CAA8EJprsGke9zZBy_x=YSxz7R1aSpx8r3ndjjXVVKhjKBxd=QQ@mail.gmail.com>
Date: Thu, 4 Jan 2024 11:53:46 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: quic_fenglinw@...cinc.com
Cc: kernel@...cinc.com, Andy Gross <agross@...nel.org>, 
	Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>, 
	Rob Herring <robh+dt@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, 
	linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: ipq6018: add #power-domain-cells for
 gcc node

On Thu, 4 Jan 2024 at 10:06, Fenglin Wu via B4 Relay
<devnull+quic_fenglinw.quicinc.com@...nel.org> wrote:
>
> From: Fenglin Wu <quic_fenglinw@...cinc.com>
>
> Property '#power-domain-cells' is required as per defined in qcom,gcc.yaml
> so add it for ipq6018 gcc device node to eliminate following warning in
> dtbs_check:
>
> arch/arm64/boot/dts/qcom/ipq6018-cp01-c1.dtb: gcc@...0000:
>         '#power-domain-cells' is a required property
> from schema $id: http://devicetree.org/schemas/clock/qcom,gcc-ipq6018.yaml#

But ipq6018 doesn't implement GDSC support. So for the sake of fixing
the warning you are adding a bogus property.

>
> Signed-off-by: Fenglin Wu <quic_fenglinw@...cinc.com>
> ---
>  arch/arm64/boot/dts/qcom/ipq6018.dtsi | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/ipq6018.dtsi b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
> index 39cd6b76b4c1..54914912d610 100644
> --- a/arch/arm64/boot/dts/qcom/ipq6018.dtsi
> +++ b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
> @@ -386,6 +386,7 @@ gcc: gcc@...0000 {
>                         reg = <0x0 0x01800000 0x0 0x80000>;
>                         clocks = <&xo>, <&sleep_clk>;
>                         clock-names = "xo", "sleep_clk";
> +                       #power-domain-cells = <1>;
>                         #clock-cells = <1>;
>                         #reset-cells = <1>;
>                 };
>
> ---
> base-commit: 17cb8a20bde66a520a2ca7aad1063e1ce7382240
> change-id: 20240103-gcc-docs-update-fa604579e468
>
> Best regards,
> --
> Fenglin Wu <quic_fenglinw@...cinc.com>
>
>


-- 
With best wishes
Dmitry