diff options
Diffstat (limited to 'Documentation/devicetree/bindings/leds/backlight/common.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/leds/backlight/common.yaml | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/leds/backlight/common.yaml b/Documentation/devicetree/bindings/leds/backlight/common.yaml index 4e7e95e331a5..e0983e44934c 100644 --- a/Documentation/devicetree/bindings/leds/backlight/common.yaml +++ b/Documentation/devicetree/bindings/leds/backlight/common.yaml @@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml# title: Common backlight properties maintainers: - - Lee Jones <lee.jones@linaro.org> + - Lee Jones <lee@kernel.org> - Daniel Thompson <daniel.thompson@linaro.org> - Jingoo Han <jingoohan1@gmail.com> @@ -22,7 +22,7 @@ properties: The default brightness that should be applied to the LED by the operating system on start-up. The brightness should not exceed the brightness the LED can provide. - $ref: /schemas/types.yaml#definitions/uint32 + $ref: /schemas/types.yaml#/definitions/uint32 max-brightness: description: @@ -31,4 +31,23 @@ properties: on the brightness apart from what the driver says, as it could happen that a LED can be made so bright that it gets damaged or causes damage due to restrictions in a specific system, such as mounting conditions. - $ref: /schemas/types.yaml#definitions/uint32 + $ref: /schemas/types.yaml#/definitions/uint32 + + brightness-levels: + description: + Array of distinct brightness levels. The levels must be in the range + accepted by the underlying LED device. Typically these are in the range + from 0 to 255, but any range starting at 0 will do, as long as they are + accepted by the LED. + The 0 value means a 0% of brightness (darkest/off), while the last value + in the array represents a full 100% brightness (brightest). + If this array is not provided, the driver default mapping is used. + $ref: /schemas/types.yaml#/definitions/uint32-array + + default-brightness-level: + description: + The default brightness level (index into the array defined by the + "brightness-levels" property). + $ref: /schemas/types.yaml#/definitions/uint32 + +additionalProperties: true |