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-rw-r--r--Documentation/devicetree/bindings/hwmon/gpio-fan.yaml3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/hwmon/gpio-fan.yaml b/Documentation/devicetree/bindings/hwmon/gpio-fan.yaml
index 7f30cfc87350..4faebbb4c7ab 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: Power supply for fan
+
gpio-fan,speed-map:
$ref: /schemas/types.yaml#/definitions/uint32-matrix
minItems: 2