WIP FPC-III support
[linux/fpc-iii.git] / Documentation / devicetree / bindings / hwmon / ntc_thermistor.txt
blob37f18d684f6a6925ff0cccb35ff3bb5cd296b86f
1 NTC Thermistor hwmon sensors
2 -------------------------------
4 Requires node properties:
5 - "compatible" value : one of
6         "epcos,b57330v2103"
7         "epcos,b57891s0103"
8         "murata,ncp15wb473"
9         "murata,ncp18wb473"
10         "murata,ncp21wb473"
11         "murata,ncp03wb473"
12         "murata,ncp15wl333"
13         "murata,ncp03wf104"
14         "murata,ncp15xh103"
16 /* Usage of vendor name "ntc" is deprecated */
17 <DEPRECATED>    "ntc,ncp15wb473"
18 <DEPRECATED>    "ntc,ncp18wb473"
19 <DEPRECATED>    "ntc,ncp21wb473"
20 <DEPRECATED>    "ntc,ncp03wb473"
21 <DEPRECATED>    "ntc,ncp15wl333"
23 - "pullup-uv"   Pull up voltage in micro volts
24 - "pullup-ohm"  Pull up resistor value in ohms
25 - "pulldown-ohm" Pull down resistor value in ohms
26 - "connected-positive" Always ON, If not specified.
27                 Status change is possible.
28 - "io-channels" Channel node of ADC to be used for
29                 conversion.
31 Optional node properties:
32 - "#thermal-sensor-cells" Used to expose itself to thermal fw.
34 Read more about iio bindings at
35         Documentation/devicetree/bindings/iio/iio-bindings.txt
37 Example:
38         ncp15wb473@0 {
39                 compatible = "murata,ncp15wb473";
40                 pullup-uv = <1800000>;
41                 pullup-ohm = <47000>;
42                 pulldown-ohm = <0>;
43                 io-channels = <&adc 3>;
44         };