Kernel-4.18.0-80.el8_leds-cr0014114

Crane Merchandising System - cr0014114 LED driver

This LED Board is widely used in vending machines produced
by Crane Merchandising Systems.

Required properties:

  • compatible: “crane,cr0014114”

Property rules described in Documentation/devicetree/bindings/spi/spi-bus.txt
apply. In particular, “reg” and “spi-max-frequency” properties must be given.

LED sub-node properties:

  • label :
    see Documentation/devicetree/bindings/leds/common.txt
  • linux,default-trigger : (optional)
    see Documentation/devicetree/bindings/leds/common.txt

Example

led-controller@0 {
compatible = “crane,cr0014114”;
reg = <0>;
spi-max-frequency = <50000>;
#address-cells = <1>;
#size-cells = <0>;

led@0 {
    reg = <0>;
    label = "red:coin";
};
led@1 {
    reg = <1>;
    label = "green:coin";
};
led@2 {
    reg = <2>;
    label = "blue:coin";
};
led@3 {
    reg = <3>;
    label = "red:bill";
};
led@4 {
    reg = <4>;
    label = "green:bill";
};
led@5 {
    reg = <5>;
    label = "blue:bill";
};
...

};