Commit fccf4261 authored by Matthias Kaehlcke's avatar Matthias Kaehlcke Committed by Matthias Brugger
Browse files

arm64: dts: mt8183: Configure CPU cooling 



Add two passive trip points at 68°C and 80°C for the CPU temperature.

Signed-off-by: default avatarMatthias Kaehlcke <mka@chromium.org>
Signed-off-by: default avatarMichael Kao <michael.kao@mediatek.com>
Tested-by: default avatarHsin-Yi Wang <hsinyi@chromium.org>
Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent b325ce39

arch/arm64/boot/dts/mediatek/mt8183.dtsi

+56 −0
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ 
#include <dt-bindings/power/mt8183-power.h>

#include <dt-bindings/reset-controller/mt8183-resets.h>

#include <dt-bindings/phy/phy.h>

#include <dt-bindings/thermal/thermal.h>

#include "mt8183-pinfunc.h"



/ {
@@ -678,6 +679,61 @@ cpu_thermal: cpu_thermal { 
				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 */