linux-kernel - Re: [PATCH] devicetree: Add video bus switch

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Date:   Fri, 3 Feb 2017 14:32:19 +0100
From:   Pali Rohár <pali.rohar@...il.com>
To:     Pavel Machek <pavel@....cz>
Cc:     Sakari Ailus <sakari.ailus@....fi>, robh+dt@...nel.org,
        devicetree@...r.kernel.org, ivo.g.dimitrov.75@...il.com,
        sre@...nel.org, linux-media@...r.kernel.org, galak@...eaurora.org,
        mchehab@....samsung.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] devicetree: Add video bus switch

On Friday 03 February 2017 13:35:08 Pavel Machek wrote:
> N900 contains front and back camera, with a switch between the
> two. This adds support for the switch component, and it is now
> possible to select between front and back cameras during runtime.

IIRC for controlling cameras on N900 there are two GPIOs. Should not you
have both in switch driver?

-- 
Pali Rohár
pali.rohar@...il.com