[U-Boot] [PATCH] configs: tbs_a711: lower dram frequency

Tomas Novotny tomas at novotny.cz
Mon Feb 11 12:09:43 UTC 2019


Hi Jagan,

On Sat, 9 Feb 2019 21:47:12 +0530, Jagan Teki <jagan at amarulasolutions.com>
wrote:
> On Tue, Feb 5, 2019 at 7:27 PM Tomas Novotny <tomas at novotny.cz> wrote:
> >
> > The dram chip on the tablet was changed. The new one requires a lower
> > frequency, so change it.
> >
> > Frequency 564 was also stable in the tests, but use slightly lower one
> > to be on a safe side.  
> 
> New rate? How does it compatible with legacy devices?

The new frequency is lower and the devices from all batches work. This patch
is used in all our devices for ~year without any problem. Yes, the
performance suffers a bit.

BTW I just noticed that I missed the 'MHz' after the frequency in the commit
message.

Tomas


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