From mboxrd@z Thu Jan 1 00:00:00 1970 From: Grant Likely Subject: Re: [RFC 2/2] ARM:Tegra: Device Tree Support: Initialize audio card gpio's from the device tree. Date: Mon, 30 May 2011 10:22:59 -0600 Message-ID: References: <20110527205444.21000.90209.stgit@riker> <20110527205721.21000.78599.stgit@riker> <20110528012427.GB5971@opensource.wolfsonmicro.com> <20110530033826.GE4130@opensource.wolfsonmicro.com> <20110530061155.GC23517@ponder.secretlab.ca> <4DE336A1.5040509@firmworks.com> <20110530070138.GA5036@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <20110530070138.GA5036-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org> Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Mark Brown Cc: Mitch Bradley , Olof Johansson , John Bonesio , "linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org" , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Stephen Warren , benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org On Mon, May 30, 2011 at 1:01 AM, Mark Brown wrote: > On Sun, May 29, 2011 at 08:18:09PM -1000, Mitch Bradley wrote: > >> I'm currently dealing with an SoC that has over a hundred GPIOs. >> Whatever we choose, I think it should be able to handle an insane >> number of GPIOs without getting any more cumbersome that is >> necessary. > > This is *consumer* side GPIOs, not bindings for the device providing = the > GPIOs. =A0If a single device needs to use hundreds of GPIOs I'd expec= t > many of them will be block functions so you'd have a binding with an > array for things like "databus" and "addrbus". yes. g.