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Date: Thu, 29 Oct 2020 13:37:20 +0530 From: Akhil P Oommen <akhilpo@...eaurora.org> To: freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org Cc: robh@...nel.org, dri-devel@...edesktop.org, linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org, jcrouse@...eaurora.org, mka@...omium.org, robdclark@...il.com, dianders@...omium.org Subject: [PATCH v4 2/3] arm64: dts: qcom: sc7180: Add gpu cooling support Add cooling-cells property and the cooling maps for the gpu tzones to support GPU cooling. Signed-off-by: Akhil P Oommen <akhilpo@...eaurora.org> Reviewed-by: Matthias Kaehlcke <mka@...omium.org> --- arch/arm64/boot/dts/qcom/sc7180.dtsi | 30 +++++++++++++++++++++++------- 1 file changed, 23 insertions(+), 7 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi index d46b383..8e2000c 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -2,7 +2,7 @@ /* * SC7180 SoC device tree source * - * Copyright (c) 2019, The Linux Foundation. All rights reserved. + * Copyright (c) 2019-20, The Linux Foundation. All rights reserved. */ #include <dt-bindings/clock/qcom,dispcc-sc7180.h> @@ -1886,6 +1886,8 @@ operating-points-v2 = <&gpu_opp_table>; qcom,gmu = <&gmu>; + #cooling-cells = <2>; + interconnects = <&gem_noc MASTER_GFX3D &mc_virt SLAVE_EBI1>; interconnect-names = "gfx-mem"; @@ -3825,16 +3827,16 @@ }; gpuss0-thermal { - polling-delay-passive = <0>; + polling-delay-passive = <100>; polling-delay = <0>; thermal-sensors = <&tsens0 13>; trips { gpuss0_alert0: trip-point0 { - temperature = <90000>; + temperature = <95000>; hysteresis = <2000>; - type = "hot"; + type = "passive"; }; gpuss0_crit: gpuss0_crit { @@ -3843,19 +3845,26 @@ type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&gpuss0_alert0>; + cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; }; gpuss1-thermal { - polling-delay-passive = <0>; + polling-delay-passive = <100>; polling-delay = <0>; thermal-sensors = <&tsens0 14>; trips { gpuss1_alert0: trip-point0 { - temperature = <90000>; + temperature = <95000>; hysteresis = <2000>; - type = "hot"; + type = "passive"; }; gpuss1_crit: gpuss1_crit { @@ -3864,6 +3873,13 @@ type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&gpuss1_alert0>; + cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; }; aoss1-thermal { -- 2.7.4
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