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dt-bindings: pmbus: Add Maxim MAX31785 documentation 

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
hifive-unleashed-5.1
Andrew Jeffery 2017-11-03 15:53:01 +11:00 committed by Guenter Roeck
parent 4d420a6a9d
commit ded0eb8344
1 changed files with 22 additions and 0 deletions
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Documentation/devicetree/bindings/hwmon/max31785.txt 100644
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Bindings for the Maxim MAX31785 Intelligent Fan Controller
==========================================================
Reference:
https://datasheets.maximintegrated.com/en/ds/MAX31785.pdf
The Maxim MAX31785 is a PMBus device providing closed-loop, multi-channel fan
management with temperature and remote voltage sensing. Various fan control
features are provided, including PWM frequency control, temperature hysteresis,
dual tachometer measurements, and fan health monitoring.
Required properties:
- compatible : One of "maxim,max31785" or "maxim,max31785a"
- reg : I2C address, one of 0x52, 0x53, 0x54, 0x55.
Example:
fans@52 {
compatible = "maxim,max31785";
reg = <0x52>;
};