linux-kernel - Re: [PATCH] [RESEND] arm64: dts: mt8173: fix cooling device range

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Date:   Fri, 15 May 2020 17:33:32 +0200
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] [RESEND] arm64: dts: mt8173: fix cooling device range



On 24/04/2020 10:23, Michael Kao wrote:
> When thermal reaches target temperature,it would be pinned to state 0
> (max frequency and power).
> Fix the throttling range to no limit.
> 
> Signed-off-by: Hsin-Yi Wang <hsinyi@...omium.org>
> Signed-off-by: Michael Kao <michael.kao@...iatek.com>

applied to v5.7-next/dts64

Thanks!

> ---
>  arch/arm64/boot/dts/mediatek/mt8173.dtsi | 13 +++++++++----
>  1 file changed, 9 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> index ccb8e88a60c5..cae2cec46cdc 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> @@ -19,6 +19,7 @@
>  #include <dt-bindings/power/mt8173-power.h>
>  #include <dt-bindings/reset/mt8173-resets.h>
>  #include <dt-bindings/gce/mt8173-gce.h>
> +#include <dt-bindings/thermal/thermal.h>
>  #include "mt8173-pinfunc.h"
>  
>  / {
> @@ -294,14 +295,18 @@
>  			cooling-maps {
>  				map@0 {
>  					trip = <&target>;
> -					cooling-device = <&cpu0 0 0>,
> -							 <&cpu1 0 0>;
> +					cooling-device = <&cpu0 THERMAL_NO_LIMIT
> +							  THERMAL_NO_LIMIT>,
> +							 <&cpu1 THERMAL_NO_LIMIT
> +							  THERMAL_NO_LIMIT>;
>  					contribution = <3072>;
>  				};
>  				map@1 {
>  					trip = <&target>;
> -					cooling-device = <&cpu2 0 0>,
> -							 <&cpu3 0 0>;
> +					cooling-device = <&cpu2 THERMAL_NO_LIMIT
> +							  THERMAL_NO_LIMIT>,
> +							 <&cpu3 THERMAL_NO_LIMIT
> +							  THERMAL_NO_LIMIT>;
>  					contribution = <1024>;
>  				};
>  			};
>