Add a simple cooling map for the GPU.
Reviewed-by: Alyssa Rosenzweig alyssa.rosenzweig@collabora.com Signed-off-by: Clément Péron peron.clem@gmail.com --- arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 22 ++++++++++++++++++++ 1 file changed, 22 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi index 9ce78a7b117d..1c939c55aaea 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi @@ -175,6 +175,7 @@ gpu: gpu@1800000 { clocks = <&ccu CLK_GPU>, <&ccu CLK_BUS_GPU>; clock-names = "core", "bus"; resets = <&ccu RST_BUS_GPU>; + #cooling-cells = <2>; status = "disabled"; };
@@ -1013,6 +1014,27 @@ gpu-thermal { polling-delay-passive = <0>; polling-delay = <0>; thermal-sensors = <&ths 1>; + + trips { + gpu_alert: gpu-alert { + temperature = <85000>; + hysteresis = <2000>; + type = "passive"; + }; + + gpu-crit { + temperature = <100000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + map0 { + trip = <&gpu_alert>; + cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; }; }; };