From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269254AbUIRLGe (ORCPT ); Sat, 18 Sep 2004 07:06:34 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269304AbUIRLGe (ORCPT ); Sat, 18 Sep 2004 07:06:34 -0400 Received: from a26.t1.student.liu.se ([130.236.221.26]:56963 "EHLO mail.drzeus.cx") by vger.kernel.org with ESMTP id S269254AbUIRLGc (ORCPT ); Sat, 18 Sep 2004 07:06:32 -0400 Message-ID: <414C16AD.9020303@drzeus.cx> Date: Sat, 18 Sep 2004 13:06:21 +0200 From: Pierre Ossman User-Agent: Mozilla Thunderbird 0.7.1 (X11/20040704) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Russell King CC: linux-kernel@vger.kernel.org Subject: Re: [PATCH 3/3] MMC compatibility fix - OCR mask References: <414C0730.3020503@drzeus.cx> <20040918114310.A13733@flint.arm.linux.org.uk> In-Reply-To: <20040918114310.A13733@flint.arm.linux.org.uk> X-Enigmail-Version: 0.84.2.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Russell King wrote: >On Sat, Sep 18, 2004 at 12:00:16PM +0200, Pierre Ossman wrote: > > >>This patch avoids using a emtpy OCR mask for the initial power up. Since >>some cards do not like a one bit-mask a routine has been added which >>grows the mask to three bits (one extra bit on each side) if necessary. >> >> > >As I already replied on this topic, this will not work on hosts >which support a wide range of supplies. If you send an OP_COND >command with bits set outside the MMC cards allowable range, they >go gaga. > > > Sorry, my bad. I was reviewing the previous discussion about this in an attempt to find a solution. Completely missed that case. Please disregard this patch then. The problem still remains though. Do you know what the wide range controller you have send when used with the manufacturer's driver? Rgds Pierre