arch/arm/boot/dts/exynos4-cpu-thermal.dtsi

   1 /*
   2  * Device tree sources for Exynos4 thermal zone
   3  *
   4  * Copyright (c) 2014 Lukasz Majewski <l.majewski@samsung.com>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  */
  11
  12 #include <dt-bindings/thermal/thermal.h>
  13
  14 / {
  15 thermal-zones {
  16         cpu_thermal: cpu-thermal {
  17                 thermal-sensors = <&tmu 0>;
  18                 polling-delay-passive = <0>;
  19                 polling-delay = <0>;
  20                 trips {
  21                         cpu_alert0: cpu-alert-0 {
  22                                 temperature = <70000>; /* millicelsius */
  23                                 hysteresis = <10000>; /* millicelsius */
  24                                 type = "active";
  25                         };
  26                         cpu_alert1: cpu-alert-1 {
  27                                 temperature = <95000>; /* millicelsius */
  28                                 hysteresis = <10000>; /* millicelsius */
  29                                 type = "active";
  30                         };
  31                         cpu_alert2: cpu-alert-2 {
  32                                 temperature = <110000>; /* millicelsius */
  33                                 hysteresis = <10000>; /* millicelsius */
  34                                 type = "active";
  35                         };
  36                         cpu_crit0: cpu-crit-0 {
  37                                 temperature = <120000>; /* millicelsius */
  38                                 hysteresis = <0>; /* millicelsius */
  39                                 type = "critical";
  40                         };
  41                 };
  42                 cooling-maps {
  43                         map0 {
  44                                 trip = <&cpu_alert0>;
  45                         };
  46                         map1 {
  47                                 trip = <&cpu_alert1>;
  48                         };
  49                 };
  50         };
  51 };
  52 };