Messages in this thread | | | Date | Tue, 20 Feb 2007 18:51:37 +0100 | From | Robert Schwebel <> | Subject | Re: Fwd: GPIO device class driver |
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On Tue, Feb 20, 2007 at 10:54:05AM -0600, NZG wrote: > Sent this to the LKML, but forgot to CC you. > May I see you current work on the GPIO class? > > thank you, > Nathan Z. Gustavson > Systems Engineer > EMAC.Inc -www.emacinc.com > > ---------- Forwarded Message ---------- > > Subject: GPIO device class driver > Date: Tuesday 20 February 2007 10:40 am > From: NZG <ngustavson@emacinc.com> > To: Linux kernel mailing list <linux-kernel@vger.kernel.org> > > I am currently developing support for an ep9xx based SBC and want to export > it's GPIO through sysfs in a simple and standard way, > without adding yet another platform specific gpio driver to the kernel. > > As I understand it, a gpio class has already been begun by Robert Schwebel in > but has not as of yet become part of the mainstream kernel. > > Searching the archives for this yields no results since 2006. > > Can anyone point me to a current patch? > I'd like to start from there. > > thank you, > NZG > -------------------------------------------------------
In the meantime there is activity for a gpio framework in mainline; I didn't follow the details recently, but David Brownell might be a good contact.
Robert -- Dipl.-Ing. Robert Schwebel | http://www.pengutronix.de Pengutronix - Linux Solutions for Science and Industry Handelsregister: Amtsgericht Hildesheim, HRA 2686 Hannoversche Str. 2, 31134 Hildesheim, Germany Phone: +49-5121-206917-0 | Fax: +49-5121-206917-9
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