Expand the 'rotation' property description to define the direction and orientation of the axis around which the device mounting rotation is expressed. Reviewed-by: Rob Herring <robh@xxxxxxxxxx> Signed-off-by: Jacopo Mondi <jacopo@xxxxxxxxxx> --- .../devicetree/bindings/media/video-interfaces.txt | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt index 1211bdf80722..58b87a3f1fa4 100644 --- a/Documentation/devicetree/bindings/media/video-interfaces.txt +++ b/Documentation/devicetree/bindings/media/video-interfaces.txt @@ -85,9 +85,11 @@ Optional properties - lens-focus: A phandle to the node of the focus lens controller. -- rotation: The device, typically an image sensor, is not mounted upright, - but a number of degrees counter clockwise. Typical values are 0 and 180 - (upside down). +- rotation: The mount rotation of the device (typically an image sensor) + expressed as counterclockwise rotation degrees along the axis perpendicular to + the device mounting surface directed away from it. Typical values are 0 + degrees for upright mounted devices and 180 degrees for devices mounted 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 -- 2.23.0