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Diffstat (limited to 'Documentation/devicetree/bindings/leds/leds-cr0014114.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/leds/leds-cr0014114.txt | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/leds/leds-cr0014114.txt b/Documentation/devicetree/bindings/leds/leds-cr0014114.txt new file mode 100644 index 000000000..4255b19ad --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-cr0014114.txt @@ -0,0 +1,54 @@ +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"; + }; + ... +}; |