xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/iio/potentiometer/max5481.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun* Maxim Linear-Taper Digital Potentiometer MAX5481-MAX5484
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunThe node for this driver must be a child node of a SPI controller, hence
4*4882a593Smuzhiyunall mandatory properties described in
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun        Documentation/devicetree/bindings/spi/spi-bus.txt
7*4882a593Smuzhiyun
8*4882a593Smuzhiyunmust be specified.
9*4882a593Smuzhiyun
10*4882a593SmuzhiyunRequired properties:
11*4882a593Smuzhiyun	- compatible:  	Must be one of the following, depending on the
12*4882a593Smuzhiyun			model:
13*4882a593Smuzhiyun			"maxim,max5481"
14*4882a593Smuzhiyun			"maxim,max5482"
15*4882a593Smuzhiyun			"maxim,max5483"
16*4882a593Smuzhiyun			"maxim,max5484"
17*4882a593Smuzhiyun
18*4882a593SmuzhiyunExample:
19*4882a593Smuzhiyunmax548x: max548x@0 {
20*4882a593Smuzhiyun	compatible = "maxim,max5482";
21*4882a593Smuzhiyun	spi-max-frequency = <7000000>;
22*4882a593Smuzhiyun	reg = <0>; /* chip-select */
23*4882a593Smuzhiyun};
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