From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Ball Subject: Re: [PATCH] mmc: sdhci-esdhc-imx: fix host version read Date: Mon, 28 Jan 2013 16:27:29 -0500 Message-ID: <877gmx80ce.fsf@laptop.org> References: <1358263827-3379-1-git-send-email-shawn.guo@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: In-Reply-To: <1358263827-3379-1-git-send-email-shawn.guo@linaro.org> (Shawn Guo's message of "Tue, 15 Jan 2013 23:30:27 +0800") Sender: stable-owner@vger.kernel.org To: Shawn Guo Cc: linux-mmc@vger.kernel.org, Sascha Hauer , stable@vger.kernel.org List-Id: linux-mmc@vger.kernel.org Hi Shawn, On Tue, Jan 15 2013, Shawn Guo wrote: > When commit 95a2482 (mmc: sdhci-esdhc-imx: add basic imx6q usdhc > support) works around host version issue on imx6q, it gets the > register address fixup "reg ^= 2" lost for imx25/35/51/53 esdhc. > Thus, the controller version on these SoCs is wrongly identified > as v1 while it's actually v2. > > Add the address fixup back and take a different approach to correct > imx6q host version, so that the host version read gets back to work > for all SoCs. > > Signed-off-by: Shawn Guo > Cc: Thanks, pushed to mmc-next for 3.9. - Chris. -- Chris Ball One Laptop Per Child