linux-kernel - [RFC 1/5] media: dt-bindings: Document 'location' property

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Date:   Wed, 14 Aug 2019 22:28:11 +0200
From:   Jacopo Mondi <jacopo@...ndi.org>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Jacopo Mondi <jacopo@...ndi.org>,
        linux-media@...r.kernel.org (open list:MEDIA INPUT INFRASTRUCTURE
        (V4L/DVB)), linux-kernel@...r.kernel.org (open list),
        devicetree@...r.kernel.org
Subject: [RFC 1/5] media: dt-bindings: Document 'location' property

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

Signed-off-by: Jacopo Mondi <jacopo@...ndi.org>
---
 Documentation/devicetree/bindings/media/video-interfaces.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt
index f884ada0bffc..819077b2649c 100644
--- a/Documentation/devicetree/bindings/media/video-interfaces.txt
+++ b/Documentation/devicetree/bindings/media/video-interfaces.txt
@@ -89,6 +89,10 @@ Optional properties
   but a number of degrees counter clockwise. Typical values are 0 and 180
   (upside down).

+- location: The camera device mounting position, relative to the device
+  usage orientation. Possible values are:
+  0 - Front camera. The image sensor is mounted on the front side of the device.
+  1 - Back camera. The image sensor is mounted on the back side of the device.

 Optional endpoint properties
 ----------------------------
--
2.22.0