Documentation/devicetree/bindings/leds/leds-cr0014114.txt

   1 Crane Merchandising System - cr0014114 LED driver
   2 -------------------------------------------------
   3
   4 This LED Board is widely used in vending machines produced
   5 by Crane Merchandising Systems.
   6
   7 Required properties:
   8 - compatible: "crane,cr0014114"
   9
  10 Property rules described in Documentation/devicetree/bindings/spi/spi-bus.txt
  11 apply. In particular, "reg" and "spi-max-frequency" properties must be given.
  12
  13 LED sub-node properties:
  14 - label :
  15         see Documentation/devicetree/bindings/leds/common.txt
  16 - linux,default-trigger : (optional)
  17         see Documentation/devicetree/bindings/leds/common.txt
  18
  19 Example
  20 -------
  21
  22 led-controller@0 {
  23         compatible = "crane,cr0014114";
  24         reg = <0>;
  25         spi-max-frequency = <50000>;
  26         #address-cells = <1>;
  27         #size-cells = <0>;
  28
  29         led@0 {
  30                 reg = <0>;
  31                 label = "red:coin";
  32         };
  33         led@1 {
  34                 reg = <1>;
  35                 label = "green:coin";
  36         };
  37         led@2 {
  38                 reg = <2>;
  39                 label = "blue:coin";
  40         };
  41         led@3 {
  42                 reg = <3>;
  43                 label = "red:bill";
  44         };
  45         led@4 {
  46                 reg = <4>;
  47                 label = "green:bill";
  48         };
  49         led@5 {
  50                 reg = <5>;
  51                 label = "blue:bill";
  52         };
  53         ...
  54 };