From 29d013ad04010e545f6b51f17b629e3047030105 Mon Sep 17 00:00:00 2001 From: Stefan Wahren Date: Fri, 22 Feb 2019 14:45:23 +0100 Subject: [PATCH] dt-bindings: hwmon: Add optional regulator support to pwm-fan This adds an optional regulator support (e.g. switchable supply) to the pwm fan binding. Signed-off-by: Stefan Wahren Reviewed-by: Rob Herring Signed-off-by: Guenter Roeck --- Documentation/devicetree/bindings/hwmon/pwm-fan.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/hwmon/pwm-fan.txt b/Documentation/devicetree/bindings/hwmon/pwm-fan.txt index c6d533202d3e..49ca5d83ed13 100644 --- a/Documentation/devicetree/bindings/hwmon/pwm-fan.txt +++ b/Documentation/devicetree/bindings/hwmon/pwm-fan.txt @@ -6,6 +6,9 @@ Required properties: - cooling-levels : PWM duty cycle values in a range from 0 to 255 which correspond to thermal cooling states +Optional properties: +- fan-supply : phandle to the regulator that provides power to the fan + Example: fan0: pwm-fan { compatible = "pwm-fan"; -- 2.30.2