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[80.174.240.175]) by smtp.gmail.com with ESMTPSA id g11sm30636553wrw.89.2021.03.29.10.12.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 29 Mar 2021 10:12:11 -0700 (PDT) Subject: Re: [v7,2/3] arm64: dts: mt8183: Configure CPU cooling To: Michael Kao , fan.chen@mediatek.com, Zhang Rui , Daniel Lezcano , linux-pm@vger.kernel.org, srv_heupstream@mediatek.com Cc: Eduardo Valentin , Rob Herring , Mark Rutland , hsinyi@chromium.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Matthias Kaehlcke References: <20210316070144.28440-1-michael.kao@mediatek.com> <20210316070144.28440-3-michael.kao@mediatek.com> From: Matthias Brugger Message-ID: <25e4c77d-7548-a135-3f94-4f6224de1f91@gmail.com> Date: Mon, 29 Mar 2021 19:12:10 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210316070144.28440-3-michael.kao@mediatek.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 16/03/2021 08:01, Michael Kao wrote: > From: Matthias Kaehlcke > > Add two passive trip points at 68°C and 80°C for the CPU temperature. > > Signed-off-by: Matthias Kaehlcke > Signed-off-by: Michael Kao > Tested-by: Hsin-Yi Wang Applied to v5.12-next/dts64 Thanks. Matthias > --- > arch/arm64/boot/dts/mediatek/mt8183.dtsi | 56 ++++++++++++++++++++++++ > 1 file changed, 56 insertions(+) > > diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi > index d3550af06408..1ad0a1d55d53 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi > +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi > @@ -13,6 +13,7 @@ > #include > #include > #include > +#include > #include "mt8183-pinfunc.h" > > / { > @@ -678,6 +679,61 @@ > polling-delay = <500>; > thermal-sensors = <&thermal 0>; > sustainable-power = <5000>; > + > + trips { > + threshold: trip-point@0 { > + temperature = <68000>; > + hysteresis = <2000>; > + type = "passive"; > + }; > + > + target: trip-point@1 { > + temperature = <80000>; > + hysteresis = <2000>; > + type = "passive"; > + }; > + > + cpu_crit: cpu-crit { > + temperature = <115000>; > + hysteresis = <2000>; > + type = "critical"; > + }; > + }; > + > + cooling-maps { > + map0 { > + trip = <&target>; > + cooling-device = <&cpu0 > + THERMAL_NO_LIMIT > + THERMAL_NO_LIMIT>, > + <&cpu1 > + THERMAL_NO_LIMIT > + THERMAL_NO_LIMIT>, > + <&cpu2 > + THERMAL_NO_LIMIT > + THERMAL_NO_LIMIT>, > + <&cpu3 > + THERMAL_NO_LIMIT > + THERMAL_NO_LIMIT>; > + contribution = <3072>; > + }; > + map1 { > + trip = <&target>; > + cooling-device = <&cpu4 > + THERMAL_NO_LIMIT > + THERMAL_NO_LIMIT>, > + <&cpu5 > + THERMAL_NO_LIMIT > + THERMAL_NO_LIMIT>, > + <&cpu6 > + THERMAL_NO_LIMIT > + THERMAL_NO_LIMIT>, > + <&cpu7 > + THERMAL_NO_LIMIT > + THERMAL_NO_LIMIT>; > + contribution = <1024>; > + }; > + }; > }; > > /* The tzts1 ~ tzts6 don't need to polling */ >