xref: /freebsd/sys/contrib/device-tree/Bindings/hwmon/mcp3021.txt (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71) 
1*c66ec88fSEmmanuel Vadotmcp3021 properties
2*c66ec88fSEmmanuel Vadot
3*c66ec88fSEmmanuel VadotRequired properties:
4*c66ec88fSEmmanuel Vadot- compatible: Must be one of the following:
5*c66ec88fSEmmanuel Vadot	- "microchip,mcp3021" for mcp3021
6*c66ec88fSEmmanuel Vadot	- "microchip,mcp3221" for mcp3221
7*c66ec88fSEmmanuel Vadot- reg: I2C address
8*c66ec88fSEmmanuel Vadot
9*c66ec88fSEmmanuel VadotOptional properties:
10*c66ec88fSEmmanuel Vadot
11*c66ec88fSEmmanuel Vadot- reference-voltage-microvolt
12*c66ec88fSEmmanuel Vadot	Reference voltage in microvolt (uV)
13*c66ec88fSEmmanuel Vadot
14*c66ec88fSEmmanuel VadotExample:
15*c66ec88fSEmmanuel Vadot
16*c66ec88fSEmmanuel Vadotmcp3021@4d {
17*c66ec88fSEmmanuel Vadot	compatible = "microchip,mcp3021";
18*c66ec88fSEmmanuel Vadot	reg = <0x4d>;
19*c66ec88fSEmmanuel Vadot
20*c66ec88fSEmmanuel Vadot	reference-voltage-microvolt = <4500000>; /* 4.5 V */
21*c66ec88fSEmmanuel Vadot};
22