From: "Clément Péron" <peron.clem@gmail.com> To: Maxime Ripard <mripard@kernel.org>, Chen-Yu Tsai <wens@csie.org>, Rob Herring <robh+dt@kernel.org> Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi <linux-sunxi@googlegroups.com>, "Ondrej Jirman" <megous@megous.com>, "Clément Péron" <peron.clem@gmail.com> Subject: [PATCH v2 2/7] arm64: dts: allwinner: h6: Add thermal trip points/cooling map Date: Sun, 5 Apr 2020 19:35:56 +0200 [thread overview] Message-ID: <20200405173601.24331-3-peron.clem@gmail.com> (raw) In-Reply-To: <20200405173601.24331-1-peron.clem@gmail.com> From: Ondrej Jirman <megous@megous.com> This enables passive cooling by down-regulating CPU voltage and frequency. Signed-off-by: Ondrej Jirman <megous@megous.com> Signed-off-by: Clément Péron <peron.clem@gmail.com> --- 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 { -- 2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: "Clément Péron" <peron.clem@gmail.com> To: Maxime Ripard <mripard@kernel.org>, Chen-Yu Tsai <wens@csie.org>, Rob Herring <robh+dt@kernel.org> Cc: "Ondrej Jirman" <megous@megous.com>, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi <linux-sunxi@googlegroups.com>, "Clément Péron" <peron.clem@gmail.com>, linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 2/7] arm64: dts: allwinner: h6: Add thermal trip points/cooling map Date: Sun, 5 Apr 2020 19:35:56 +0200 [thread overview] Message-ID: <20200405173601.24331-3-peron.clem@gmail.com> (raw) In-Reply-To: <20200405173601.24331-1-peron.clem@gmail.com> From: Ondrej Jirman <megous@megous.com> This enables passive cooling by down-regulating CPU voltage and frequency. Signed-off-by: Ondrej Jirman <megous@megous.com> Signed-off-by: Clément Péron <peron.clem@gmail.com> --- 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 { -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-04-05 17:36 UTC|newest] Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-04-05 17:35 [PATCH v2 0/7] Add support for Allwinner H6 DVFS Clément Péron 2020-04-05 17:35 ` Clément Péron 2020-04-05 17:35 ` [PATCH v2 1/7] arm64: dts: allwinner: h6: Add clock to CPU cores Clément Péron 2020-04-05 17:35 ` Clément Péron 2020-04-05 17:35 ` Clément Péron [this message] 2020-04-05 17:35 ` [PATCH v2 2/7] arm64: dts: allwinner: h6: Add thermal trip points/cooling map Clément Péron 2020-04-05 17:35 ` [PATCH v2 3/7] arm64: dts: allwinner: h6: Add CPU Operating Performance Points table Clément Péron 2020-04-05 17:35 ` Clément Péron 2020-04-06 8:14 ` Maxime Ripard 2020-04-06 8:14 ` Maxime Ripard 2020-04-06 18:03 ` Clément Péron 2020-04-06 18:03 ` Clément Péron 2020-04-07 8:47 ` Maxime Ripard 2020-04-07 8:47 ` Maxime Ripard 2020-04-05 17:35 ` [PATCH v2 4/7] arm64: dts: allwinner: h6: Add GPU " Clément Péron 2020-04-05 17:35 ` Clément Péron 2020-04-06 8:16 ` Maxime Ripard 2020-04-06 8:16 ` Maxime Ripard 2020-04-06 8:58 ` Clément Péron 2020-04-06 8:58 ` Clément Péron 2020-04-05 17:35 ` [PATCH v2 5/7] arm64: configs: Enable sun50i cpufreq nvmem Clément Péron 2020-04-05 17:35 ` Clément Péron 2020-04-06 8:16 ` Maxime Ripard 2020-04-06 8:16 ` Maxime Ripard 2020-04-05 17:36 ` [PATCH v2 6/7] arm64: dts: allwinner: h6: Enable CPU and GPU opp tables for Beelink GS1 Clément Péron 2020-04-05 17:36 ` Clément Péron 2020-04-05 17:36 ` [PATCH v2 7/7] arm64: dts: allwinner: h6: Enable CPU and GPU opp tables for Orange Pi boards Clément Péron 2020-04-05 17:36 ` Clément Péron 2020-04-06 9:10 ` Clément Péron 2020-04-06 9:10 ` Clément Péron 2020-04-06 8:10 ` [PATCH v2 0/7] Add support for Allwinner H6 DVFS Maxime Ripard 2020-04-06 8:10 ` Maxime Ripard 2020-04-06 9:07 ` Clément Péron 2020-04-06 9:07 ` Clément Péron 2020-04-13 13:37 ` Clément Péron 2020-04-13 13:37 ` Clément Péron 2020-04-15 10:28 ` Maxime Ripard 2020-04-15 10:28 ` Maxime Ripard
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