From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757525AbZEMGlQ (ORCPT ); Wed, 13 May 2009 02:41:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752128AbZEMGlA (ORCPT ); Wed, 13 May 2009 02:41:00 -0400 Received: from mail-out.m-online.net ([212.18.0.10]:32971 "EHLO mail-out.m-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751714AbZEMGk7 (ORCPT ); Wed, 13 May 2009 02:40:59 -0400 X-Auth-Info: OrhV+NM/hLF1F8/3QqbsPMh40OnjbpwWvuDjtwacvm4= Message-ID: <4A0A683B.5010209@denx.de> Date: Wed, 13 May 2009 08:27:07 +0200 From: Heiko Schocher Reply-To: hs@denx.de Organization: DENX GmbH User-Agent: Thunderbird 2.0.0.6 (X11/20070801) MIME-Version: 1.0 To: Wolfgang Denk CC: linuxppc-dev@ozlabs.org, Scott Wood , linux-kernel@vger.kernel.org Subject: Re: [PATCH] [PowerPC] MPC8272ADS: fix device tree for 8 MB flash, size References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello Wolfgang, > The current device tree for the MPC8272ADS assumes a mapping of 32 MB > of NOR flash at 0xFE00.0000, while there are actually only 8 MB on > the boards, mapped at 0xFF80.0000. When booting an uImage with such a > device tree, the kernel crashes because 0xFE00.0000 is not mapped. Wouldn;t it be better, if u-boot fixes the device tree entries? I think, u-boot should know, where the flash begins and ends, and because this is maybe a dynamic variable for this board, it should be better, if u-boot fixes this, so no need for adding a device tree for every board variant. bye Heiko -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany