xref: /freebsd/sys/contrib/device-tree/Bindings/hwmon/max31785.txt (revision 35c0a8c449fd2b7f75029ebed5e10852240f0865)
1Bindings for the Maxim MAX31785 Intelligent Fan Controller
2==========================================================
3
4Reference:
5
6https://datasheets.maximintegrated.com/en/ds/MAX31785.pdf
7
8The Maxim MAX31785 is a PMBus device providing closed-loop, multi-channel fan
9management with temperature and remote voltage sensing. Various fan control
10features are provided, including PWM frequency control, temperature hysteresis,
11dual tachometer measurements, and fan health monitoring.
12
13Required properties:
14- compatible     : One of "maxim,max31785" or "maxim,max31785a"
15- reg            : I2C address, one of 0x52, 0x53, 0x54, 0x55.
16
17Example:
18
19        fans@52 {
20                compatible = "maxim,max31785";
21                reg = <0x52>;
22        };
23