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kernel/linux-rt-4.4.41/arch/arm/boot/dts/omap4-cpu-thermal.dtsi 1.23 KB
5113f6f70   김현기   kernel add
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  /*
   * Device Tree Source for OMAP4/5 SoC CPU thermal
   *
   * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
   * Contact: Eduardo Valentin <eduardo.valentin@ti.com>
   *
   * This file is licensed under the terms of the GNU General Public License
   * version 2.  This program is licensed "as is" without any warranty of any
   * kind, whether express or implied.
   */
  
  #include <dt-bindings/thermal/thermal.h>
  
  cpu_thermal: cpu_thermal {
  	polling-delay-passive = <250>; /* milliseconds */
  	polling-delay = <1000>; /* milliseconds */
  
  			/* sensor       ID */
          thermal-sensors = <&bandgap     0>;
  
  	cpu_trips: trips {
                  cpu_alert0: cpu_alert {
                          temperature = <100000>; /* millicelsius */
                          hysteresis = <2000>; /* millicelsius */
                          type = "passive";
                  };
                  cpu_crit: cpu_crit {
                          temperature = <125000>; /* millicelsius */
                          hysteresis = <2000>; /* millicelsius */
                          type = "critical";
                  };
          };
  
  	cpu_cooling_maps: cooling-maps {
  		map0 {
  			trip = <&cpu_alert0>;
  			cooling-device =
  				<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
  		};
  	};
  };