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| author | João Paulo Gonçalves <joao.goncalves@toradex.com> | 2025-06-13 10:42:38 -0300 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2025-07-20 16:38:34 -0700 |
| commit | f2a32ed8691185206e080a603486730d65ffecb7 (patch) | |
| tree | 7f629d9165e7a46ef9f0c5e62dc4eaf2d4151329 | |
| parent | 36b0fef0b5437413ff3bfeba19e610d2c4fb0e5f (diff) | |
dt-bindings: hwmon: amc6821: Add cooling levels
The fan can be used as a cooling device, add a description of the
`cooling-levels` property and restrict the maximum value to 255, which
is the highest PWM duty cycle supported by the AMC6821 fan controller.
Signed-off-by: João Paulo Gonçalves <joao.goncalves@toradex.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20250613-b4-amc6821-cooling-device-support-v4-1-a8fc063c55de@toradex.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
| -rw-r--r-- | Documentation/devicetree/bindings/hwmon/ti,amc6821.yaml | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/hwmon/ti,amc6821.yaml b/Documentation/devicetree/bindings/hwmon/ti,amc6821.yaml index 9ca7356760a7..eb00756988be 100644 --- a/Documentation/devicetree/bindings/hwmon/ti,amc6821.yaml +++ b/Documentation/devicetree/bindings/hwmon/ti,amc6821.yaml @@ -32,6 +32,12 @@ properties: $ref: fan-common.yaml# unevaluatedProperties: false + properties: + cooling-levels: + description: PWM duty cycle values corresponding to thermal cooling states. + items: + maximum: 255 + "#pwm-cells": const: 2 description: | |