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

From: Pavel Machek
Date: Sun Sep 01 2019 - 13:24:19 EST


Hi!

> > +++ 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.
>
> Would it make sense to make this a little more generic? Such as s/image
> sensor/ device/, for instance?
>
> Is this also relevant for flash or lens devices?
>
> Flash (torch) devices could be present, at least principle, without a
> camera. There once was even such a Nokia phone, 1100 unless I'm mistaken.
> :-)

Well, I'd call them LEDs, not camera flashes ... if there's no camera. And IIRC
these devices had LEDs on top of the phone... so neither front nor back side.

Pavel
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