From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Ball Subject: Re: [PATCH v6 11/14] mmc: sdhci: fix the bug that DDR50 can't work for emmc Date: Fri, 07 Dec 2012 14:10:55 -0500 Message-ID: <87r4n1bruo.fsf@octavius.laptop.org> References: <1350471893-29633-1-git-send-email-keyuan.liu@gmail.com> <1350471893-29633-12-git-send-email-keyuan.liu@gmail.com> <87zk2f7t8h.fsf@octavius.laptop.org> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from void.printf.net ([89.145.121.20]:40410 "EHLO void.printf.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756699Ab2LGTLG (ORCPT ); Fri, 7 Dec 2012 14:11:06 -0500 In-Reply-To: (Kevin Liu's message of "Mon, 19 Nov 2012 16:57:11 +0800") Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Kevin Liu Cc: linux-mmc@vger.kernel.org, pierre@ossman.eu, ulf.hansson@linaro.org, zgao6@marvell.com, Haojian Zhuang , cxie4@marvell.com, Philip Rakity , kliu5@marvell.com Hi, On Mon, Nov 19 2012, Kevin Liu wrote: > In fact, I don't think 3.3v vccq for emmc can work under DDR50 mode > with SD host. I've checked on the scope that we're reaching DDR50 with our 3.3V vccq eMMC, so it looks like this isn't true. - Chris. -- Chris Ball One Laptop Per Child