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From cc7d8104a44cf0ad67081f9ad0efd0e260a2379b Mon Sep 17 00:00:00 2001
From: Jacopo Mondi <jacopo@jmondi.org>
Date: Sat, 9 May 2020 11:04:44 +0200
Subject: [PATCH] media: dt-bindings: video-interfaces: Document
'orientation' property
Add the 'orientation' device property, used to specify the device mounting
position. The property is particularly meaningful for mobile devices
with a well defined usage orientation.
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Tomasz Figa <tfiga@chromium.org>
Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Commit cabc918e5b877ed547e5b6463f5ea6e3ac4edbb3 upstream
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
.../devicetree/bindings/media/video-interfaces.txt | 11 +++++++++++
1 file changed, 11 insertions(+)
--- 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).
+- orientation: The orientation of a device (typically an image sensor or a flash
+ LED) describing its mounting 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
----------------------------
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