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     1 # SPDX-License-Identifier: GPL-2.0-only
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/leds/backlight/gpio-backlight.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: gpio-backlight bindings
    8 
    9 maintainers:
   10   - Lee Jones <lee@kernel.org>
   11   - Daniel Thompson <daniel.thompson@linaro.org>
   12   - Jingoo Han <jingoohan1@gmail.com>
   13 
   14 properties:
   15   compatible:
   16     const: gpio-backlight
   17 
   18   gpios:
   19     description: The gpio that is used for enabling/disabling the backlight.
   20     maxItems: 1
   21 
   22   default-on:
   23     description: enable the backlight at boot.
   24     type: boolean
   25 
   26 required:
   27   - compatible
   28   - gpios
   29 
   30 additionalProperties: false
   31 
   32 examples:
   33   - |
   34     #include <dt-bindings/gpio/gpio.h>
   35     backlight {
   36         compatible = "gpio-backlight";
   37         gpios = <&gpio3 4 GPIO_ACTIVE_HIGH>;
   38         default-on;
   39     };
   40 
   41 ...
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