From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756933Ab0I3WaY (ORCPT ); Thu, 30 Sep 2010 18:30:24 -0400 Received: from void.printf.net ([89.145.121.20]:49713 "EHLO void.printf.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751911Ab0I3WaW (ORCPT ); Thu, 30 Sep 2010 18:30:22 -0400 Date: Thu, 30 Sep 2010 23:30:11 +0100 From: Chris Ball To: Adrian Hunter Cc: Andrew Morton , Matt Fleming , Linus Walleij , "linux-mmc@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "STEricsson_nomadik_linux@list.st.com" , Hanumath Prasad , Kyungmin Park Subject: Re: [PATCH] mmc: MMC 4.4 DDR support Message-ID: <20100930223011.GB29047@void.printf.net> References: <1278658780-26397-1-git-send-email-hanumath.prasad@stericsson.com> <20100823204829.GB6510@console-pimps.org> <20100823142816.59b12253.akpm@linux-foundation.org> <4C739F55.8030301@nokia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4C739F55.8030301@nokia.com> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Tue, Aug 24, 2010 at 01:30:45PM +0300, Adrian Hunter wrote: > From: Adrian Hunter > Date: Tue, 24 Aug 2010 13:20:26 +0300 > Subject: [PATCH] mmc: Fix Dual Data Rate (DDR) support > > The DDR support patch needs the following fixes: > > - The block driver does not need to know about DDR, any more > than it needs to know about bus width. > - Not only the card must be switched to DDR mode. The host > controller must also be configured, which is done through > the 'set_ios()' function. > - Do not set the DDR mode state until after the switch command > is successful. > - Setting block length is not supported in DDR mode. Make that > a core function and change the other place it is used (mmc_test) > also. > > Signed-off-by: Adrian Hunter Applied to mmc-next, thanks very much Adrian. -- Chris Ball One Laptop Per Child