Documentation/devicetree/bindings/hwmon/lm90.txt

   1 * LM90 series thermometer.
   2
   3 Required node properties:
   4 - compatible: manufacturer and chip name, one of
   5                 "adi,adm1032"
   6                 "adi,adt7461"
   7                 "adi,adt7461a"
   8                 "gmt,g781"
   9                 "national,lm90"
  10                 "national,lm86"
  11                 "national,lm89"
  12                 "national,lm99"
  13                 "dallas,max6646"
  14                 "dallas,max6647"
  15                 "dallas,max6649"
  16                 "dallas,max6657"
  17                 "dallas,max6658"
  18                 "dallas,max6659"
  19                 "dallas,max6680"
  20                 "dallas,max6681"
  21                 "dallas,max6695"
  22                 "dallas,max6696"
  23                 "onnn,nct1008"
  24                 "winbond,w83l771"
  25                 "nxp,sa56004"
  26                 "ti,tmp451"
  27
  28 - reg: I2C bus address of the device
  29
  30 - vcc-supply: vcc regulator for the supply voltage.
  31
  32 Optional properties:
  33 - interrupts: Contains a single interrupt specifier which describes the
  34               LM90 "-ALERT" pin output.
  35               See interrupt-controller/interrupts.txt for the format.
  36
  37 - #thermal-sensor-cells: should be set to 1. See thermal/thermal.txt for
  38               details. See <include/dt-bindings/thermal/lm90.h> for the
  39               definition of the local, remote and 2nd remote sensor index
  40               constants.
  41
  42 Example LM90 node:
  43
  44 temp-sensor {
  45         compatible = "onnn,nct1008";
  46         reg = <0x4c>;
  47         vcc-supply = <&palmas_ldo6_reg>;
  48         interrupt-parent = <&gpio>;
  49         interrupts = <TEGRA_GPIO(O, 4) IRQ_TYPE_LEVEL_LOW>;
  50         #thermal-sensor-cells = <1>;
  51 }