[RFC PATCH v2 1/4] devicetree: hwmon: Add bindings for ADC128D818
STALE3561d
From: Alexander Koch <hidden>
Date: 2016-12-23 22:13:11
Also in:
linux-hwmon, lkml
Subsystem:
hardware monitoring, open firmware and flattened device tree bindings, the rest · Maintainers:
Guenter Roeck, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Revision v2 of 2 in this series.
Revisions (2)
- v2 current
- v3 [diff vs current]
Add bindings documentation for the ADC128D818 driver, featuring default I2C properties along with the optional 'mode' property for chip operation mode selection (see datasheet, sec. 8.4.1). Signed-off-by: Alexander Koch <redacted> --- .../devicetree/bindings/hwmon/adc128d818.txt | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/adc128d818.txt
diff --git a/Documentation/devicetree/bindings/hwmon/adc128d818.txt b/Documentation/devicetree/bindings/hwmon/adc128d818.txt
new file mode 100644
index 000000000000..5e14aa36a696
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwmon/adc128d818.txt@@ -0,0 +1,39 @@ +TI ADC128D818 ADC System Monitor With Temperature Sensor +-------------------------------------------------------- + +Operation modes: + + - Mode 0: 7 single-ended voltage readings (IN0-IN6), + 1 temperature reading (internal) + - Mode 1: 8 single-ended voltage readings (IN0-IN7), + no temperature + - Mode 2: 4 pseudo-differential voltage readings + (IN0-IN1, IN3-IN2, IN4-IN5, IN7-IN6), + 1 temperature reading (internal) + - Mode 3: 4 single-ended voltage readings (IN0-IN3), + 2 pseudo-differential voltage readings + (IN4-IN5, IN7-IN6), + 1 temperature reading (internal) + +If no operation mode is configured via device tree, the driver defaults +to Mode 0. + + +Required node properties: + + - compatible: must be set to "ti,adc128d818" + - reg: I2C address of the device + +Optional node properties: + + - mode: Operation mode (see above). + + +Example (operation mode 2): + + adc128d818@1d { + compatible = "ti,adc128d818"; + reg = <0x1d>; + mode = /bits/ 8 <2>; + }; +
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2.11.0