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