linux/Documentation/devicetree/bindings/leds/leds-cr0014114.txt
Jacek Anaszewski 6c01a5cc36 dt-bindings: cr0014114: Add function and color properties
Refer to new "function" and "color" properties and mark "label"
as deprecated.

Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
Cc: Oleh Kravchenko <oleg@kaa.org.ua>
Reviewed-by: Rob Herring <robh@kernel.org>
2019-07-25 20:07:58 +02:00

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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>;
};
...
};