xref: /freebsd/sys/contrib/device-tree/Bindings/leds/st,led1202.yaml (revision 2846c90520eb4cc74e24d586a0ea0f4a0006bc73)

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/leds/st,led1202.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: ST LED1202 LED controllers

maintainers:
  - Vicentiu Galanopulo <vicentiu.galanopulo@remote-tech.co.uk>

description: |
  The LED1202 is a 12-channel low quiescent current LED controller
  programmable via I2C; The output current can be adjusted separately
  for each channel by 8-bit analog and 12-bit digital dimming control.
  Datasheet available at
  https://www.st.com/en/power-management/led1202.html

properties:
  compatible:
    const: st,led1202

  reg:
    maxItems: 1

  "#address-cells":
    const: 1

  "#size-cells":
    const: 0

patternProperties:
  "^led@[0-9a-f]$":
    type: object
    $ref: common.yaml#
    unevaluatedProperties: false

    properties:
      reg:
        minimum: 0
        maximum: 11

    required:
      - reg

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@58 {
            compatible = "st,led1202";
            reg = <0x58>;
            #address-cells = <1>;
            #size-cells = <0>;

            led@0 {
                reg = <0x0>;
                function = LED_FUNCTION_STATUS;
                color = <LED_COLOR_ID_RED>;
                function-enumerator = <1>;
            };

            led@1 {
                reg = <0x1>;
                function = LED_FUNCTION_STATUS;
                color = <LED_COLOR_ID_GREEN>;
                function-enumerator = <2>;
            };

            led@2 {
                reg = <0x2>;
                function = LED_FUNCTION_STATUS;
                color = <LED_COLOR_ID_BLUE>;
                function-enumerator = <3>;
            };

            led@3 {
                reg = <0x3>;
                function = LED_FUNCTION_STATUS;
                color = <LED_COLOR_ID_RED>;
                function-enumerator = <4>;
            };

            led@4 {
                reg = <0x4>;
                function = LED_FUNCTION_STATUS;
                color = <LED_COLOR_ID_GREEN>;
                function-enumerator = <5>;
            };

            led@5 {
                reg = <0x5>;
                function = LED_FUNCTION_STATUS;
                color = <LED_COLOR_ID_BLUE>;
                function-enumerator = <6>;
            };

            led@6 {
                reg = <0x6>;
                function = LED_FUNCTION_STATUS;
                color = <LED_COLOR_ID_RED>;
                function-enumerator = <7>;
            };

            led@7 {
                reg = <0x7>;
                function = LED_FUNCTION_STATUS;
                color = <LED_COLOR_ID_GREEN>;
                function-enumerator = <8>;
            };

            led@8 {
                reg = <0x8>;
                function = LED_FUNCTION_STATUS;
                color = <LED_COLOR_ID_BLUE>;
                function-enumerator = <9>;
            };
        };
    };
...