Documentation/devicetree/bindings/leds/leds-lp50xx.yaml

   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-lp50xx.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: LED driver for LP50XX RGB LED from Texas Instruments.
   8
   9 maintainers:
  10   - Dan Murphy <dmurphy@ti.com>
  11
  12 description: |
  13   The LP50XX is multi-channel, I2C RGB LED Drivers that can group RGB LEDs into
  14   a LED group or control them individually.
  15
  16   The difference in these RGB LED drivers is the number of supported RGB
  17   modules.
  18
  19   For more product information please see the link below:
  20   https://www.ti.com/lit/ds/symlink/lp5012.pdf
  21   https://www.ti.com/lit/ds/symlink/lp5024.pdf
  22   https://www.ti.com/lit/ds/symlink/lp5036.pdf
  23
  24 properties:
  25   compatible:
  26     enum:
  27       - ti,lp5009
  28       - ti,lp5012
  29       - ti,lp5018
  30       - ti,lp5024
  31       - ti,lp5030
  32       - ti,lp5036
  33
  34   reg:
  35     maxItems: 1
  36     description:
  37       I2C slave address
  38       lp5009/12 - 0x14, 0x15, 0x16, 0x17
  39       lp5018/24 - 0x28, 0x29, 0x2a, 0x2b
  40       lp5030/36 - 0x30, 0x31, 0x32, 0x33
  41
  42   enable-gpios:
  43     maxItems: 1
  44     description: GPIO pin to enable/disable the device.
  45
  46   vled-supply:
  47     description: LED supply.
  48
  49   '#address-cells':
  50     const: 1
  51
  52   '#size-cells':
  53     const: 0
  54
  55 patternProperties:
  56   '^multi-led@[0-9a-f]$':
  57     type: object
  58     $ref: leds-class-multicolor.yaml#
  59     properties:
  60       reg:
  61         minItems: 1
  62         maxItems: 12
  63         description:
  64           This property denotes the LED module number(s) that is used on the
  65           for the child node.  The LED modules can either be used stand alone
  66           or grouped into a module bank.
  67
  68     patternProperties:
  69       "(^led-[0-9a-f]$|led)":
  70         type: object
  71         $ref: common.yaml#
  72
  73 required:
  74   - compatible
  75   - reg
  76
  77 additionalProperties: false
  78
  79 examples:
  80   - |
  81    #include <dt-bindings/gpio/gpio.h>
  82    #include <dt-bindings/leds/common.h>
  83
  84    i2c {
  85        #address-cells = <1>;
  86        #size-cells = <0>;
  87
  88        led-controller@14 {
  89            compatible = "ti,lp5009";
  90            reg = <0x14>;
  91            #address-cells = <1>;
  92            #size-cells = <0>;
  93            enable-gpios = <&gpio1 16>;
  94
  95            multi-led@1 {
  96                #address-cells = <1>;
  97                #size-cells = <0>;
  98                reg = <0x1>;
  99                color = <LED_COLOR_ID_RGB>;
 100                function = LED_FUNCTION_CHARGING;
 101
 102                led-0 {
 103                    color = <LED_COLOR_ID_RED>;
 104                };
 105
 106                led-1 {
 107                    color = <LED_COLOR_ID_GREEN>;
 108                };
 109
 110                led-2 {
 111                    color = <LED_COLOR_ID_BLUE>;
 112                };
 113           };
 114
 115           multi-led@2 {
 116             #address-cells = <1>;
 117             #size-cells = <2>;
 118             reg = <0x2 0x3 0x5>;
 119             color = <LED_COLOR_ID_RGB>;
 120             function = LED_FUNCTION_STANDBY;
 121
 122             led-6 {
 123               color = <LED_COLOR_ID_RED>;
 124             };
 125
 126             led-7 {
 127               color = <LED_COLOR_ID_GREEN>;
 128             };
 129
 130             led-8 {
 131               color = <LED_COLOR_ID_BLUE>;
 132             };
 133          };
 134        };
 135     };
 136
 137 ...