linux-kernel - Re: [PATCH v3,3/8] arm64: dts: mt8183: Add #cooling-cells to CPU nodes

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Date:   Thu, 20 Feb 2020 22:59:33 +0100
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Michael Kao <michael.kao@...iatek.com>,
        Zhang Rui <rui.zhang@...el.com>,
        Eduardo Valentin <edubezval@...il.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>, hsinyi@...omium.org,
        linux-pm@...r.kernel.org, srv_heupstream@...iatek.com
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v3,3/8] arm64: dts: mt8183: Add #cooling-cells to CPU
 nodes



On 03/01/2020 07:44, Michael Kao wrote:
> From: "michael.kao" <michael.kao@...iatek.com>
> 
> The #cooling-cells property needs to be specified to allow a CPU
> to be used as cooling device.
> 
> Signed-off-by: Michael Kao <michael.kao@...iatek.com>

Applied to v5.6-next/dts64

Thanks

> ---
>  arch/arm64/boot/dts/mediatek/mt8183.dtsi | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> index cfb74af260e0..63378ae14a16 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> @@ -9,6 +9,7 @@
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
>  #include <dt-bindings/interrupt-controller/irq.h>
>  #include "mt8183-pinfunc.h"
> +#include <dt-bindings/thermal/thermal.h>
>  
>  / {
>  	compatible = "mediatek,mt8183";
> @@ -74,6 +75,7 @@
>  			enable-method = "psci";
>  			capacity-dmips-mhz = <741>;
>  			dynamic-power-coefficient = <84>;
> +			#cooling-cells = <2>;
>  		};
>  
>  		cpu1: cpu@1 {
> @@ -83,6 +85,7 @@
>  			enable-method = "psci";
>  			capacity-dmips-mhz = <741>;
>  			dynamic-power-coefficient = <84>;
> +			#cooling-cells = <2>;
>  		};
>  
>  		cpu2: cpu@2 {
> @@ -92,6 +95,7 @@
>  			enable-method = "psci";
>  			capacity-dmips-mhz = <741>;
>  			dynamic-power-coefficient = <84>;
> +			#cooling-cells = <2>;
>  		};
>  
>  		cpu3: cpu@3 {
> @@ -101,6 +105,7 @@
>  			enable-method = "psci";
>  			capacity-dmips-mhz = <741>;
>  			dynamic-power-coefficient = <84>;
> +			#cooling-cells = <2>;
>  		};
>  
>  		cpu4: cpu@100 {
> @@ -110,6 +115,7 @@
>  			enable-method = "psci";
>  			capacity-dmips-mhz = <1024>;
>  			dynamic-power-coefficient = <211>;
> +			#cooling-cells = <2>;
>  		};
>  
>  		cpu5: cpu@101 {
> @@ -119,6 +125,7 @@
>  			enable-method = "psci";
>  			capacity-dmips-mhz = <1024>;
>  			dynamic-power-coefficient = <211>;
> +			#cooling-cells = <2>;
>  		};
>  
>  		cpu6: cpu@102 {
> @@ -128,6 +135,7 @@
>  			enable-method = "psci";
>  			capacity-dmips-mhz = <1024>;
>  			dynamic-power-coefficient = <211>;
> +			#cooling-cells = <2>;
>  		};
>  
>  		cpu7: cpu@103 {
> @@ -137,6 +145,7 @@
>  			enable-method = "psci";
>  			capacity-dmips-mhz = <1024>;
>  			dynamic-power-coefficient = <211>;
> +			#cooling-cells = <2>;
>  		};
>  	};
>  
>