From mboxrd@z Thu Jan 1 00:00:00 1970 From: Scott Wood Subject: Re: [RFC] [PATCH] Device Tree on ARM platform Date: Wed, 27 May 2009 18:58:24 -0500 Message-ID: <4A1DD3A0.3010501@freescale.com> References: <1243408083.13460.14.camel@debian-nb> <20090527150527.GK6805@pengutronix.de> <20090527162000.GM6805@pengutronix.de> <20090527234801.GP6805@pengutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20090527234801.GP6805-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-mnsaURCQ41sdnm+yROfE0A@public.gmane.org Errors-To: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-mnsaURCQ41sdnm+yROfE0A@public.gmane.org To: Robert Schwebel Cc: devicetree-discuss , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-xIg/pKzrS19vn6HldHNs0ANdhmdF6hFW@public.gmane.org, Janboe Ye , Timur Tabi , rmk-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org List-Id: devicetree@vger.kernel.org Robert Schwebel wrote: > The oftree by design wants to be a complete hardware description. As you > mention above, there are cases where you *nevertheless* need ad-hoc > information about things *not* encoded into the device tree. > > This renders the whole concept ad absurdum. You need a machine number > again - and if you need that: why not stay with the ARM model, define > everything with platform data and avoid the whole thing? Because it's better to have a little platform specific code than a lot of it? -Scott