[PATCH v16 20/32] dt: bindings: Add a binding for flash LED devices associated to a sensor

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Camera flash drivers (and LEDs) are separate from the sensor devices in
DT. In order to make an association between the two, provide the
association information to the software.

Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
Cc: Rob Herring <robh@xxxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
Acked-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Acked-by: Pavel Machek <pavel@xxxxxx>
Acked-by: Rob Herring <robh@xxxxxxxxxx>
---
 Documentation/devicetree/bindings/media/video-interfaces.txt | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt
index bd6474920510..dc66e3224692 100644
--- a/Documentation/devicetree/bindings/media/video-interfaces.txt
+++ b/Documentation/devicetree/bindings/media/video-interfaces.txt
@@ -76,6 +76,14 @@ are required in a relevant parent node:
 		    identifier, should be 1.
  - #size-cells    : should be zero.
 
+
+Optional properties
+-------------------
+
+- flash-leds: An array of phandles, each referring to a flash LED, a sub-node
+  of the LED driver device node.
+
+
 Optional endpoint properties
 ----------------------------
 
-- 
2.11.0

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