From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-in-05.arcor-online.net (mail-in-05.arcor-online.net [151.189.21.45]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "mx.arcor.de", Issuer "Thawte Premium Server CA" (verified OK)) by ozlabs.org (Postfix) with ESMTP id 5FAB4DDDD5 for ; Tue, 15 May 2007 17:03:31 +1000 (EST) In-Reply-To: <200705150846.09220.sr@denx.de> References: <20070515020026.GG565@localhost.localdomain> <200705150811.09927.sr@denx.de> <20070515061855.GD6998@localhost.localdomain> <200705150846.09220.sr@denx.de> Mime-Version: 1.0 (Apple Message framework v623) Content-Type: text/plain; charset=US-ASCII; format=flowed Message-Id: From: Segher Boessenkool Subject: Re: Small fixes for the Ebony device tree Date: Tue, 15 May 2007 09:02:48 +0200 To: Stefan Roese Cc: linuxppc-dev@ozlabs.org, Paul Mackerras , David Gibson List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , > Why "ibm,xxx"? Is this for the CPU core? Or for the SDRAM controller > core? For whatever is behind the comma. The prefixes are meant to give each manufacturer his own namespace, to reduce the number of name collisions. > Both are not IBM in this case. Yeah. > I forgot the new 405EX which will be equipped with a DDR2 controller > (not sure > right now if it's the Denali or the other core right now). So we should > probably drop this 40x/44x completely. Does this make sense? Yes. To claim compatibility to a family of devices, specify the oldest part, or the most popular part, or a few parts if different generations added more features (and this part is compatible with those). Segher