[U-Boot] [PATCH 2/2] edb93xx sdram: fix initialization

[Alessandro Rubini <rubini-list@gnudd.com>]

Hello Matthias.

> i found some more information about the precharge workaround:
> [...]
> please test the below patch on your board when you get a chance. it
> should be pretty much the same sequence that worked for you, i just
> removed the *workaround* that makes my boards hang and restructured
> the code a little

It boots, but it takes one second more than my code -- don't know why.
And neither the ethernet nor usb work properly any more.

I suggest it's best if you leave your previous code here, and I'll
have mine for my board in a different directory.

/alessandro