ti,tca6507.yaml

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    1 # SPDX-License-Identifier: GPL-2.0-only
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/leds/ti,tca6507.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: TCA6507 LED and GPIO controller
    8 
    9 maintainers:
   10   - NeilBrown <neilb@suse.de>
   11 
   12 description:
   13   The TCA6507 is a programmable LED controller connected via I2C that can drive
   14   7 separate lines either by holding them low, or by pulsing them with modulated
   15   width.
   16 
   17 properties:
   18   compatible:
   19     const: ti,tca6507
   20 
   21   reg:
   22     description: I2C slave address of the controller.
   23     maxItems: 1
   24 
   25   "#address-cells":
   26     const: 1
   27 
   28   "#size-cells":
   29     const: 0
   30 
   31   gpio-controller: true
   32 
   33   "#gpio-cells":
   34     const: 2
   35 
   36   gpio-line-names: true
   37 
   38 patternProperties:
   39   "^led@[0-6]$":
   40     type: object
   41 
   42     $ref: common.yaml#
   43 
   44     properties:
   45       reg:
   46         minimum: 0
   47         maximum: 6
   48 
   49     required:
   50       - reg
   51 
   52   "^gpio@[0-6]$":
   53     type: object
   54 
   55     properties:
   56       compatible:
   57         const: gpio
   58 
   59       reg:
   60         minimum: 0
   61         maximum: 6
   62 
   63     additionalProperties: false
   64 
   65     required:
   66       - reg
   67       - compatible
   68 
   69 if:
   70   patternProperties:
   71     "^gpio@[0-6]$":
   72       type: object
   73       properties:
   74         compatible:
   75           contains:
   76             const: gpio
   77 then:
   78   required:
   79     - gpio-controller
   80     - "#gpio-cells"
   81 
   82 additionalProperties: false
   83 
   84 examples:
   85   - |
   86 
   87     #include <dt-bindings/gpio/gpio.h>
   88     #include <dt-bindings/leds/common.h>
   89 
   90     i2c0 {
   91         #address-cells = <1>;
   92         #size-cells = <0>;
   93 
   94         led-controller@45 {
   95             compatible = "ti,tca6507";
   96             #address-cells = <1>;
   97             #size-cells = <0>;
   98             reg = <0x45>;
   99 
  100             gpio-controller;
  101             #gpio-cells = <2>;
  102 
  103             gpio-line-names = "wifi_reset@6";
  104 
  105             led@0 {
  106                 label = "gta04:red:aux";
  107                 reg = <0x0>;
  108             };
  109 
  110             led@1 {
  111                 label = "gta04:green:aux";
  112                 reg = <0x1>;
  113             };
  114 
  115             led@3 {
  116                 reg = <0x3>;
  117                 color = <LED_COLOR_ID_RED>;
  118                 function = LED_FUNCTION_POWER;
  119                 linux,default-trigger = "default-on";
  120             };
  121 
  122             led@4 {
  123                 color = <LED_COLOR_ID_GREEN>;
  124                 function = LED_FUNCTION_POWER;
  125                 reg = <0x4>;
  126             };
  127 
  128             gpio@6 {
  129                 compatible = "gpio";
  130                 reg = <0x6>;
  131             };
  132         };
  133     };
  134 
  135 ...

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