xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/hwmon/max31785.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593SmuzhiyunBindings for the Maxim MAX31785 Intelligent Fan Controller
2*4882a593Smuzhiyun==========================================================
3*4882a593Smuzhiyun
4*4882a593SmuzhiyunReference:
5*4882a593Smuzhiyun
6*4882a593Smuzhiyunhttps://datasheets.maximintegrated.com/en/ds/MAX31785.pdf
7*4882a593Smuzhiyun
8*4882a593SmuzhiyunThe Maxim MAX31785 is a PMBus device providing closed-loop, multi-channel fan
9*4882a593Smuzhiyunmanagement with temperature and remote voltage sensing. Various fan control
10*4882a593Smuzhiyunfeatures are provided, including PWM frequency control, temperature hysteresis,
11*4882a593Smuzhiyundual tachometer measurements, and fan health monitoring.
12*4882a593Smuzhiyun
13*4882a593SmuzhiyunRequired properties:
14*4882a593Smuzhiyun- compatible     : One of "maxim,max31785" or "maxim,max31785a"
15*4882a593Smuzhiyun- reg            : I2C address, one of 0x52, 0x53, 0x54, 0x55.
16*4882a593Smuzhiyun
17*4882a593SmuzhiyunExample:
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun        fans@52 {
20*4882a593Smuzhiyun                compatible = "maxim,max31785";
21*4882a593Smuzhiyun                reg = <0x52>;
22*4882a593Smuzhiyun        };
23