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: - function : see Documentation/devicetree/bindings/leds/common.txt - color : see Documentation/devicetree/bindings/leds/common.txt - label : see Documentation/devicetree/bindings/leds/common.txt (deprecated) - linux,default-trigger : (optional) see Documentation/devicetree/bindings/leds/common.txt Example ------- #include <dt-bindings/leds/common.h> led-controller@0 { compatible = "crane,cr0014114"; reg = <0>; spi-max-frequency = <50000>; #address-cells = <1>; #size-cells = <0>; led@0 { reg = <0>; function = "coin"; color = <LED_COLOR_ID_RED>; }; led@1 { reg = <1>; function = "coin"; color = <LED_COLOR_ID_GREEN>; }; led@2 { reg = <2>; function = "coin"; color = <LED_COLOR_ID_BLUE>; }; led@3 { reg = <3>; function = "bill"; color = <LED_COLOR_ID_RED>; }; led@4 { reg = <4>; function = "bill"; color = <LED_COLOR_ID_GREEN>; }; led@5 { reg = <5>; function = "bill"; color = <LED_COLOR_ID_BLUE>; }; ... };