xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/hwmon/adc128d818.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunTI ADC128D818 ADC System Monitor With Temperature Sensor
2*4882a593Smuzhiyun--------------------------------------------------------
3*4882a593Smuzhiyun
4*4882a593SmuzhiyunOperation modes:
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun - Mode 0:  7 single-ended voltage readings (IN0-IN6),
7*4882a593Smuzhiyun            1 temperature reading (internal)
8*4882a593Smuzhiyun - Mode 1:  8 single-ended voltage readings (IN0-IN7),
9*4882a593Smuzhiyun            no temperature
10*4882a593Smuzhiyun - Mode 2:  4 pseudo-differential voltage readings
11*4882a593Smuzhiyun              (IN0-IN1, IN3-IN2, IN4-IN5, IN7-IN6),
12*4882a593Smuzhiyun            1 temperature reading (internal)
13*4882a593Smuzhiyun - Mode 3:  4 single-ended voltage readings (IN0-IN3),
14*4882a593Smuzhiyun            2 pseudo-differential voltage readings
15*4882a593Smuzhiyun              (IN4-IN5, IN7-IN6),
16*4882a593Smuzhiyun            1 temperature reading (internal)
17*4882a593Smuzhiyun
18*4882a593SmuzhiyunIf no operation mode is configured via device tree, the driver keeps the
19*4882a593Smuzhiyuncurrently active chip operation mode (default is mode 0).
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21*4882a593Smuzhiyun
22*4882a593SmuzhiyunRequired node properties:
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun - compatible:  must be set to "ti,adc128d818"
25*4882a593Smuzhiyun - reg:         I2C address of the device
26*4882a593Smuzhiyun
27*4882a593SmuzhiyunOptional node properties:
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29*4882a593Smuzhiyun - ti,mode:     Operation mode (u8) (see above).
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32*4882a593SmuzhiyunExample (operation mode 2):
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34*4882a593Smuzhiyun	adc128d818@1d {
35*4882a593Smuzhiyun		compatible = "ti,adc128d818";
36*4882a593Smuzhiyun		reg = <0x1d>;
37*4882a593Smuzhiyun		ti,mode = /bits/ 8 <2>;
38*4882a593Smuzhiyun	};
39