From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Tue, 3 Apr 2007 11:50:00 -0700 From: "Mark A. Greer" To: "Mark A. Greer" , Yoder Stuart-B08248 , linuxppc-dev , Dale Farnsworth Subject: Re: [RFC 3/3] powerpc: Add DTS file for the Motorola PrPMC2800 platform Message-ID: <20070403185000.GF16719@mag.az.mvista.com> References: <20070328011924.GA1586@mag.az.mvista.com> <20070328012206.GD1586@mag.az.mvista.com> <9696D7A991D0824DBA8DFAC74A9C5FA302BDAB3E@az33exm25.fsl.freescale.net> <20070329003550.GB25652@localhost.localdomain> <20070402181553.GH2132@mag.az.mvista.com> <20070403005502.GA31273@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20070403005502.GA31273@localhost.localdomain> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Tue, Apr 03, 2007 at 10:55:02AM +1000, David Gibson wrote: > On Mon, Apr 02, 2007 at 11:15:53AM -0700, Mark A. Greer wrote: > > On Thu, Mar 29, 2007 at 10:35:50AM +1000, David Gibson wrote: > > > On Wed, Mar 28, 2007 at 09:43:16AM -0700, Yoder Stuart-B08248 wrote: > > > The only thing that should need > > > virtual-reg properties is serial ports. In fact, specifically, only > > > serial ports that the zImage is actually expected to use. > > > > Not true. Any reg block you're going to access in the bootwrapper needs > > this or some equivalent method for determining where to access those regs. > > Either that, parse BAT & page/hash tables, or provide ioremap in the > > bootwrapper (which, at the time virtual-reg materialized, was deemed > > overkill for the bootwrapper--presumably the same goes for parsing hash > > tables). > > And examples of such reg blocks other than serial would be...? I2C. Reading the MAC addr and putting into dev tree for kernel. Mark