linux-kernel - Re: [[PATCH]] arm64: dts: qcom: hamoa: Enable cpufreq cooling devices

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Message-ID: <41dde874-b912-401b-aed8-3baf26b63b15@oss.qualcomm.com>
Date: Wed, 28 Jan 2026 10:25:00 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Gaurav Kohli <gaurav.kohli@....qualcomm.com>, andersson@...nel.org,
        konradybcio@...nel.org, robh@...nel.org, krzk+dt@...nel.org,
        conor+dt@...nel.org
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [[PATCH]] arm64: dts: qcom: hamoa: Enable cpufreq cooling devices

On 1/28/26 6:32 AM, Gaurav Kohli wrote:
> Add cooling-cells property to the CPU nodes to support cpufreq
> cooling devices.
> 
> Signed-off-by: Gaurav Kohli <gaurav.kohli@....qualcomm.com>
> ---

The subject has one level of square braces too many, which makes
tooling grumpy


>  arch/arm64/boot/dts/qcom/hamoa.dtsi | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/hamoa.dtsi b/arch/arm64/boot/dts/qcom/hamoa.dtsi
> index db65c392e618..799e405a9f87 100644
> --- a/arch/arm64/boot/dts/qcom/hamoa.dtsi
> +++ b/arch/arm64/boot/dts/qcom/hamoa.dtsi
> @@ -75,6 +75,7 @@ cpu0: cpu@0 {
>  			next-level-cache = <&l2_0>;
>  			power-domains = <&cpu_pd0>, <&scmi_dvfs 0>;
>  			power-domain-names = "psci", "perf";
> +			#cooling-cells = <2>;

If we're making this change, I think it'd make sense to do so
for all SoCs with some form of cpufreq, since being able to
throttle the CPUs is no less than desired..

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad