[PATCH 1/5] dt-bindings: hwmon: gpio-fan: Add optional regulator support

[Alexander Stein]

This adds an optional regulator support (e.g. switchable supply) to the
GPIO fan binding.

Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/hwmon/gpio-fan.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/hwmon/gpio-fan.yaml b/Documentation/devicetree/bindings/hwmon/gpio-fan.yaml
index 7f30cfc873506..d5386990ab153 100644
--- a/Documentation/devicetree/bindings/hwmon/gpio-fan.yaml
+++ b/Documentation/devicetree/bindings/hwmon/gpio-fan.yaml
@@ -23,6 +23,9 @@ properties:
   alarm-gpios:
     maxItems: 1
 
+  fan-supply:
+    description: Phandle to the regulator that provides power to the fan.
+
   gpio-fan,speed-map:
     $ref: /schemas/types.yaml#/definitions/uint32-matrix
     minItems: 2
-- 
2.34.1