[libcamera-devel] [PATCH v9 01/11] dt-bindings: video-interfaces: Document 'location' property

[Jacopo Mondi]

Add the 'location' device property, used to specify a device mounting
position. The property is particularly meaningful for mobile devices
with a well defined usage orientation.

Reviewed-by: Rob Herring <robh at kernel.org>
Acked-by: Tomasz Figa <tfiga at chromium.org>
Signed-off-by: Jacopo Mondi <jacopo at jmondi.org>
---
 .../devicetree/bindings/media/video-interfaces.txt    | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt
index f884ada0bffc..1211bdf80722 100644
--- a/Documentation/devicetree/bindings/media/video-interfaces.txt
+++ b/Documentation/devicetree/bindings/media/video-interfaces.txt
@@ -89,6 +89,17 @@ Optional properties
   but a number of degrees counter clockwise. Typical values are 0 and 180
   (upside down).
 
+- location: The mount location of a device (typically an image sensor or a flash
+  LED) expressed as a position relative to the usage orientation of the system
+  where the device is installed on.
+  Possible values are:
+  0 - Front. The device is mounted on the front facing side of the system.
+  For mobile devices such as smartphones, tablets and laptops the front side is
+  the user facing side.
+  1 - Back. The device is mounted on the back side of the system, which is
+  defined as the opposite side of the front facing one.
+  2 - External. The device is not attached directly to the system but is
+  attached in a way that allows it to move freely.
 
 Optional endpoint properties
 ----------------------------
-- 
2.26.1