From mboxrd@z Thu Jan 1 00:00:00 1970 From: pdeschrijver@nvidia.com (Peter De Schrijver) Date: Thu, 14 Feb 2013 12:28:45 +0200 Subject: Getting your opinion about the best place to put one specific device driver... In-Reply-To: <20130213165439.GH7144@atomide.com> References: <511A0F11.1050608@stericsson.com> <201302121741.31494.arnd@arndb.de> <511B59E2.5060402@stericsson.com> <201302131104.01793.arnd@arndb.de> <20130213165439.GH7144@atomide.com> Message-ID: <20130214102845.GJ3073@tbergstrom-lnx.Nvidia.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Feb 13, 2013 at 05:54:39PM +0100, Tony Lindgren wrote: > * Arnd Bergmann [130213 03:07]: > > On Wednesday 13 February 2013, Jean-Nicolas GRAUX wrote: > > > Le 02/12/2013 06:41 PM, Arnd Bergmann a ?crit : > > > > On Tuesday 12 February 2013, Jean-Nicolas GRAUX wrote: > > > > If a more dynamic user interface is needed, I think it would be good > > > > to have a generic mechanism in the pinctrl subsystem to reroute pins > > > > like these, which can work for all pins in the system (or at least > > > > those that have not been claimed by another device). I don't know if > > > > that interface already exists, but Linus would be the right person > > > > to answer that. > > > > > > I think i have one colleague that recently made a patch for that purpose. > > > But i believe this is still in progress. It consists in improving the > > > pinctrl > > > debugfs interface to be able to manually change the pin muxing and > > > the gpio configuration for debug/testing purpose. > > > > Sounds good to me. Peter, Tony, do you think that would be a good enough > > interface for other platforms as well? > > Yes debugfs is the way to go for modifying the hwobs settings. Agreed. debugfs would be fine. Cheers, Peter.