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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/leds/leds-cr0014114.txt
parentInitial commit. (diff)
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Adding upstream version 5.10.209.upstream/5.10.209
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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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>;
+ };
+ ...
+};