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[91.167.199.67]) by smtp.gmail.com with ESMTPSA id s13sm6031669wrw.20.2020.04.05.10.36.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 05 Apr 2020 10:36:06 -0700 (PDT) From: =?utf-8?b?Q2zDqW1lbnQgUMOpcm9u?= To: Maxime Ripard , Chen-Yu Tsai , Rob Herring Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi , Ondrej Jirman , =?utf-8?b?Q2zDqW1lbnQgUMOpcm9u?= Subject: [PATCH v2 2/7] arm64: dts: allwinner: h6: Add thermal trip points/cooling map Date: Sun, 5 Apr 2020 19:35:56 +0200 Message-Id: <20200405173601.24331-3-peron.clem@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200405173601.24331-1-peron.clem@gmail.com> References: <20200405173601.24331-1-peron.clem@gmail.com> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Ondrej Jirman This enables passive cooling by down-regulating CPU voltage and frequency. Signed-off-by: Ondrej Jirman Signed-off-by: Clément Péron --- arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 24 ++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi index aef4ae760d5e..e0dd0757be0b 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi @@ -908,6 +908,30 @@ polling-delay-passive = <0>; polling-delay = <0>; thermal-sensors = <&ths 0>; + + trips { + cpu_hot_trip: cpu-hot { + temperature = <85000>; + hysteresis = <2000>; + type = "passive"; + }; + + cpu_very_hot_trip: cpu-very-hot { + temperature = <100000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + cpu-hot-limit { + trip = <&cpu_hot_trip>; + 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>; + }; + }; }; gpu-thermal {