From mboxrd@z Thu Jan 1 00:00:00 1970 From: York Sun Date: Fri, 6 Mar 2015 08:08:38 -0800 Subject: [U-Boot] [PATCH v2] mmc: fsl_esdhc: Add support for DDR mode In-Reply-To: <54F9AF0E.9040709@denx.de> References: <1421767004-21179-1-git-send-email-volodymyr.riazantsev@globallogic.com> <54EE4095.7060807@freescale.com> <54F9AF0E.9040709@denx.de> Message-ID: <54F9D106.9000209@freescale.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Volodymyr, On 03/06/2015 05:43 AM, Stefan Roese wrote: > On 25.02.2015 22:37, York Sun wrote: >> On 01/20/2015 07:16 AM, Volodymyr Riazantsev wrote: >>> Add support of the DDR mode for eSDHC driver. >>> Enable it for i.MX6 SoC family only. >>> >>> Change-Id: Ie27a945c9fe79d044cc886e269b60747f1744116 >>> Signed-off-by: Volodymyr Riazantsev >>> --- >> >> Applied to u-boot-fsl-qoriq master branch, awaiting upstream. > > This patch breaks eMMC on my TQMa6S (i.MX6SOLO). With it I get this > error upon U-Boot update: > > MMC write: dev # 0, block # 2, count 711 ... mmc write failed > > With this patch reverted it looks just fine: > > MMC write: dev # 0, block # 2, count 711 ... 711 blocks written: OK > > Any ideas what might cause this breakage? If this issue can't be solved > soon I suggest to revert this patch for this release. Please look into this issue and post a patch to fix if applicable. Thanks. York