[PATCH v4 4/6] dt: bindings: lp8860: Add trigger binding to the lp8860

[Dan Murphy]

Add a default trigger optional node to the child node.
This will allow the driver to set the trigger for a backlight.

Signed-off-by: Dan Murphy <dmurphy@xxxxxx>
---

v4 - No changes

v3 - Removed optional and rebased - https://patchwork.kernel.org/patch/10093755/
v2 - Moved binding changes to first patch in the series.

 Documentation/devicetree/bindings/leds/leds-lp8860.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/leds/leds-lp8860.txt b/Documentation/devicetree/bindings/leds/leds-lp8860.txt
index c3d64ade1e26..cdb9e12bd0aa 100644
--- a/Documentation/devicetree/bindings/leds/leds-lp8860.txt
+++ b/Documentation/devicetree/bindings/leds/leds-lp8860.txt
@@ -21,6 +21,8 @@ Required child properties:
 
 Optional child properties:
 	- label : see Documentation/devicetree/bindings/leds/common.txt
+	- linux,default-trigger :
+	   see Documentation/devicetree/bindings/leds/common.txt
 
 Example:
 
@@ -35,6 +37,7 @@ led-controller@2d {
 	led@0 {
 		reg = <0>;
 		label = "white:display_cluster";
+		linux,default-trigger = "backlight";
 	};
 }
 
-- 
2.15.0.124.g7668cbc60