From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marek Vasut Date: Sat, 23 Feb 2013 18:41:13 +0100 Subject: [U-Boot] [PATCH 01/13] mxs: Reset the EMI block on mx23 In-Reply-To: References: <1361623389-31095-1-git-send-email-marex@denx.de> Message-ID: <201302231841.13550.marex@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Dear Otavio Salvador, > On Sat, Feb 23, 2013 at 9:42 AM, Marek Vasut wrote: > > The real reason for memory instability was the fact that the EMI block > > was gated and not reset throughout the boards' operation. This patch > > resets the EMI block properly while also reverts the memory voltage bump. > > The memory stability issues were caused by the EMI not being reset > > properly and thus there is no longer need to run the memory at higher > > voltage than it ought to run at. > > > > This partly reverts 8303ed128a55519f19c5f11087032d4bc4e0537a . > > > > Signed-off-by: Marek Vasut > > What the changes from v1? Last time I tested it, it broke mx23evk as > it made it fail in mtest. The MX23EVK reboots unconditionally when I attempt mtest with or without this patch. And there's no previous version, this patch is V1. The stuff sent before shall be ignored. Best regards, Marek Vasut