From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Vaussard Subject: Re: [PATCH 1/2] gpiolib: add gpio_export_with_name Date: Fri, 31 May 2013 10:17:22 +0200 Message-ID: <51A85C92.4090701@epfl.ch> References: <20121121101259.GQ4398@game.jcrosoft.org> <1353492849-29397-1-git-send-email-plagnioj@jcrosoft.com> <20121126135911.2F1D33E187C@localhost> <51A719A5.50906@epfl.ch> <51A7B8CD.4080702@epfl.ch> Reply-To: florian.vaussard-p8DiymsW2f8@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Sender: "devicetree-discuss" To: Linus Walleij Cc: "devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org" , Philipp Zabel , "linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org" List-Id: devicetree@vger.kernel.org Hello Linus, On 05/30/2013 11:11 PM, Linus Walleij wrote: > On Thu, May 30, 2013 at 10:38 PM, Florian Vaussard > wrote: > >> Indeed, I work in a robotics lab :-) One of our board (mach-imx/ >> mx31moboard*.c) controls for example the multiplexing of two cameras >> sharing the same acquisition bus (I know, a bit hackish). >> I developed a similar board with an OMAP3. Such control do not >> fit well in the above-mentioned cases, but we do not need RT processes. > > It does seem to fit well with V4L and/or the media controller > framework though, or is this one of those "oh, we don't really > like to use V4L so we have this special hack instead" things? > Sorry, I was not aware of this mux capability inside V4L. Thank you. So we can live without gpio-export for most of our hardware. Regards, Florian