linux-kernel - Re: [PATCH 05/10] ARM64: dts: hi6220: Remove "cooling-{min|max}-level" for CPU nodes

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Date:   Fri, 2 Mar 2018 16:03:54 +0000
From:   Wei Xu <xuwei5@...ilicon.com>
To:     Viresh Kumar <viresh.kumar@...aro.org>,
        Rafael Wysocki <rjw@...ysocki.net>
CC:     <linux-pm@...r.kernel.org>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Eduardo Valentin <edubezval@...il.com>,
        Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <daniel.lezcano@...aro.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 05/10] ARM64: dts: hi6220: Remove
 "cooling-{min|max}-level" for CPU nodes

Hi Viresh,

On 2018/2/9 8:58, Viresh Kumar wrote:
> The "cooling-min-level" and "cooling-max-level" properties are not
> parsed by any part of the kernel currently and the max cooling state of
> a CPU cooling device is found by referring to the cpufreq table instead.
> 
> Moreover, the entries are incorrect here as min level is 4 and the max
> level is 0.
> 
> Remove the unused properties from the CPU nodes.
> 
> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
> ---

Applied into hisilicon dt tree.
Thanks!

BR,
Wei

>  arch/arm64/boot/dts/hisilicon/hi6220.dtsi | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> index 6a180d1926e8..fca8e4ee98e7 100644
> --- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> +++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> @@ -88,8 +88,6 @@
>  			next-level-cache = <&CLUSTER0_L2>;
>  			clocks = <&stub_clock 0>;
>  			operating-points-v2 = <&cpu_opp_table>;
> -			cooling-min-level = <4>;
> -			cooling-max-level = <0>;
>  			#cooling-cells = <2>; /* min followed by max */
>  			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
>  			dynamic-power-coefficient = <311>;
>