leds-pwm-multicolor.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/leds/leds-pwm-multicolor.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Multi-color LEDs connected to PWM
    8 
    9 maintainers:
   10   - Sven Schwermer <sven.schwermer@disruptive-technologies.com>
   11 
   12 description: |
   13   This driver combines several monochrome PWM LEDs into one multi-color
   14   LED using the multicolor LED class.
   15 
   16 properties:
   17   compatible:
   18     const: pwm-leds-multicolor
   19 
   20   multi-led:
   21     type: object
   22     $ref: leds-class-multicolor.yaml#
   23     unevaluatedProperties: false
   24 
   25     properties:
   26       max-brightness:
   27         description:
   28           Maximum brightness possible for the LED
   29         $ref: /schemas/types.yaml#/definitions/uint32
   30 
   31     patternProperties:
   32       "^led-[0-9a-z]+$":
   33         type: object
   34         $ref: common.yaml#
   35 
   36         additionalProperties: false
   37 
   38         properties:
   39           pwms:
   40             maxItems: 1
   41 
   42           pwm-names: true
   43 
   44           active-low:
   45             description: For PWMs where the LED is wired to supply rather than ground.
   46             type: boolean
   47 
   48           color: true
   49 
   50         required:
   51           - pwms
   52           - color
   53 
   54 required:
   55   - compatible
   56 
   57 additionalProperties: false
   58 
   59 examples:
   60   - |
   61     #include <dt-bindings/leds/common.h>
   62 
   63     led-controller {
   64         compatible = "pwm-leds-multicolor";
   65 
   66         multi-led {
   67             color = <LED_COLOR_ID_RGB>;
   68             function = LED_FUNCTION_INDICATOR;
   69             max-brightness = <65535>;
   70 
   71             led-red {
   72                 pwms = <&pwm1 0 1000000>;
   73                 color = <LED_COLOR_ID_RED>;
   74             };
   75 
   76             led-green {
   77                 pwms = <&pwm2 0 1000000>;
   78                 color = <LED_COLOR_ID_GREEN>;
   79             };
   80 
   81             led-blue {
   82                 pwms = <&pwm3 0 1000000>;
   83                 color = <LED_COLOR_ID_BLUE>;
   84             };
   85         };
   86     };
   87 
   88 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/leds/leds-pwm-multicolor.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/leds/leds-pwm-multicolor.yaml