xref: /linux/Documentation/devicetree/bindings/leds/backlight/led-backlight.yaml (revision 55a42f78ffd386e01a5404419f8c5ded7db70a21)
1# SPDX-License-Identifier: GPL-2.0-only
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/leds/backlight/led-backlight.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: led-backlight
8
9maintainers:
10  - Lee Jones <lee@kernel.org>
11  - Daniel Thompson <daniel.thompson@linaro.org>
12  - Jingoo Han <jingoohan1@gmail.com>
13
14description:
15  This binding is used to describe a basic backlight device made of LEDs. It
16  can also be used to describe a backlight device controlled by the output of
17  a LED driver.
18
19allOf:
20  - $ref: common.yaml#
21
22properties:
23  compatible:
24    const: led-backlight
25
26  leds: true
27
28required:
29  - compatible
30  - leds
31
32unevaluatedProperties: false
33
34examples:
35  - |
36    backlight {
37        compatible = "led-backlight";
38
39        leds = <&led1>, <&led2>;
40        brightness-levels = <0 4 8 16 32 64 128 255>;
41        default-brightness-level = <6>;
42    };
43
44...
45