[U-Boot] [PATCH 01/13] mxs: Reset the EMI block on mx23

Marek Vasut marex at denx.de
Sat Feb 23 18:55:39 CET 2013


Dear Otavio Salvador,

> On Sat, Feb 23, 2013 at 9:42 AM, Marek Vasut <marex at denx.de> 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 <marex at denx.de>
> 
> What the changes from v1? Last time I tested it, it broke mx23evk as
> it made it fail in mtest.

I just tested this on MX23EVK, I detect no problem.

Best regards,
Marek Vasut


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