ark1668ed-bsp/linux/Documentation/devicetree/bindings/leds/panasonic,an30259a.yaml

# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/leds/panasonic,an30259a.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Panasonic AN30259A 3-channel LED controller

maintainers:
  - Iskren Chernev <me@iskren.info>

description:
  The AN30259A is a LED controller capable of driving three LEDs independently.
  It supports constant current output and sloping current output modes. The chip
  is connected over I2C.

properties:
  compatible:
    const: panasonic,an30259a

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  "#address-cells":
    const: 1

  "#size-cells":
    const: 0

patternProperties:
  "^led@[1-3]$":
    $ref: common.yaml#
    unevaluatedProperties: false

    properties:
      reg:
        enum: [ 1, 2, 3 ]

required:
  - compatible
  - reg
  - "#address-cells"
  - "#size-cells"

additionalProperties: false

examples:
  - |
    #include <dt-bindings/leds/common.h>

    i2c {
        #address-cells = <1>;
        #size-cells = <0>;

        led-controller@30 {
            compatible = "panasonic,an30259a";
            reg = <0x30>;
            #address-cells = <1>;
            #size-cells = <0>;

            led@1 {
                reg = <1>;
                linux,default-trigger = "heartbeat";
                function = LED_FUNCTION_INDICATOR;
                color = <LED_COLOR_ID_RED>;
            };

            led@2 {
                reg = <2>;
                function = LED_FUNCTION_INDICATOR;
                color = <LED_COLOR_ID_GREEN>;
            };

            led@3 {
                reg = <3>;
                function = LED_FUNCTION_INDICATOR;
                color = <LED_COLOR_ID_BLUE>;
            };
        };
    };
...