From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932071AbWIOPcj (ORCPT ); Fri, 15 Sep 2006 11:32:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932076AbWIOPcj (ORCPT ); Fri, 15 Sep 2006 11:32:39 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:53172 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S932071AbWIOPcj (ORCPT ); Fri, 15 Sep 2006 11:32:39 -0400 Subject: Re: [-mm patch 2/3] AVR32 MTD: Unlock flash if necessary (try 2) From: David Woodhouse To: Haavard Skinnemoen Cc: Andrew Morton , linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org In-Reply-To: <20060915163711.10d19763@cad-250-152.norway.atmel.com> References: <20060915163102.73bf171d@cad-250-152.norway.atmel.com> <20060915163554.4f326bf6@cad-250-152.norway.atmel.com> <20060915163711.10d19763@cad-250-152.norway.atmel.com> Content-Type: text/plain Date: Fri, 15 Sep 2006 16:32:26 +0100 Message-Id: <1158334346.24527.94.camel@pmac.infradead.org> Mime-Version: 1.0 X-Mailer: Evolution 2.6.3 (2.6.3-1.fc5.5.dwmw2.1) Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2006-09-15 at 16:37 +0200, Haavard Skinnemoen wrote: > If a cfi_cmdset_0002 fixup installs an unlock() operation, use it > to unlock the whole flash after the erase regions have been set up. There are cmdset_0001 chips which have this affliction too. I was thinking of having a flag MTD_STUPID_LOCK which you set when you determine that it's one of these chips, then add_mtd_device() can do the unlocking... or add_mtd_partitions() can do it but _only_ for writable partitions. -- dwmw2