This should be a trac ticket

[Mitch Bradley]

But trac woldn't let me create a ticket even after logging in...


If we end up with 256MB of memory on the B1 boards, we'll need to change 
the LB memory init code accordingly.  Quanta says that they will report 
the memory size via a GPIO pin.

Here is a data sheet for one of the parts Quanta is considering for the 
256 MB configuration: 

http://www.hynix.com/datasheet/pdf/dram/HY5DU564(8,16)22A(L)T(Rev0.4).pdf

The part in question is the HY5DU5641622 variant.