Documentation/devicetree/bindings/thermal/brcm,bcm2835-thermal.txt

   1 Binding for Thermal Sensor driver for BCM2835 SoCs.
   2
   3 Required parameters:
   4 -------------------
   5
   6 compatible:             should be one of: "brcm,bcm2835-thermal",
   7                         "brcm,bcm2836-thermal" or "brcm,bcm2837-thermal"
   8 reg:                    Address range of the thermal registers.
   9 clocks:                 Phandle of the clock used by the thermal sensor.
  10 #thermal-sensor-cells:  should be 0 (see thermal.txt)
  11
  12 Example:
  13
  14 thermal-zones {
  15         cpu_thermal: cpu-thermal {
  16                 polling-delay-passive = <0>;
  17                 polling-delay = <1000>;
  18
  19                 thermal-sensors = <&thermal>;
  20
  21                 trips {
  22                         cpu-crit {
  23                                 temperature     = <80000>;
  24                                 hysteresis      = <0>;
  25                                 type            = "critical";
  26                         };
  27                 };
  28
  29                 coefficients = <(-538)  407000>;
  30
  31                 cooling-maps {
  32                 };
  33         };
  34 };
  35
  36 thermal: thermal@7e212000 {
  37         compatible = "brcm,bcm2835-thermal";
  38         reg = <0x7e212000 0x8>;
  39         clocks = <&clocks BCM2835_CLOCK_TSENS>;
  40         #thermal-sensor-cells = <0>;
  41 };