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u-boot/arch/arm/dts/rk3288-thermal.dtsi

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// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree Source for RK3288 SoC thermal
*
* Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
*/
#include <dt-bindings/thermal/thermal.h>
reserve_thermal: reserve_thermal {
polling-delay-passive = <1000>; /* milliseconds */
polling-delay = <5000>; /* milliseconds */
/* sensor ID */
thermal-sensors = <&tsadc 0>;
};
cpu_thermal: cpu_thermal {
polling-delay-passive = <100>; /* milliseconds */
polling-delay = <5000>; /* milliseconds */
/* sensor ID */
thermal-sensors = <&tsadc 1>;
linux,hwmon;
trips {
cpu_alert0: cpu_alert0 {
temperature = <70000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "passive";
};
cpu_alert1: cpu_alert1 {
temperature = <75000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "passive";
};
cpu_crit: cpu_crit {
temperature = <100000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&cpu_alert0>;
cooling-device =
<&cpu0 THERMAL_NO_LIMIT 6>;
};
map1 {
trip = <&cpu_alert1>;
cooling-device =
<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
};
gpu_thermal: gpu_thermal {
polling-delay-passive = <100>; /* milliseconds */
polling-delay = <5000>; /* milliseconds */
/* sensor ID */
thermal-sensors = <&tsadc 2>;
linux,hwmon;
trips {
gpu_alert0: gpu_alert0 {
temperature = <80000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "passive";
};
gpu_crit: gpu_crit {
temperature = <100000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&gpu_alert0>;
cooling-device =
<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
};