From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932963AbXBTRvs (ORCPT ); Tue, 20 Feb 2007 12:51:48 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932965AbXBTRvs (ORCPT ); Tue, 20 Feb 2007 12:51:48 -0500 Received: from metis.extern.pengutronix.de ([83.236.181.26]:40780 "EHLO metis.extern.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932963AbXBTRvs (ORCPT ); Tue, 20 Feb 2007 12:51:48 -0500 Date: Tue, 20 Feb 2007 18:51:37 +0100 From: Robert Schwebel To: NZG Cc: linux-kernel@vger.kernel.org Subject: Re: Fwd: GPIO device class driver Message-ID: <20070220175137.GC29553@pengutronix.de> References: <200702201054.05474.ngustavson@emacinc.com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline In-Reply-To: <200702201054.05474.ngustavson@emacinc.com> User-Agent: Mutt/1.5.5.1+cvs20040105i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org 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 > To: Linux kernel mailing list > > 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