[coreboot] Asus B202 port

[Stefan Reinauer]

* yuen at klacno.sk <yuen at klacno.sk> [110402 00:13]:
> 
> >> Setting Graphics Frequency...
> >> FSB: 533 MHz Voltage: 1.05V Render: 166Mhz Display: 200MHz
> > Hm.. FSB supports up to 667
> 
> Atom N270 supports just 533Mhz

And that's apparently what it is trying to use, too.

> >> Setting Memory Frequency... CLKCFG=0x00010021, CLKCFG=0x00010031, ok
> >> Setting mode of operation for memory channels...Single Channel 0 only.
> >> DCC=0x00000400
> >> Programming Clock Crossing...MEM=667 FSB=533... ok
> >
> > This looks suspicious. It MEM=667 is not supported.
> 
> Just idea ... maybe I should try it with debuggind messages off, if there
> is something with CAR ...

Unlikely, but worth a shot. See my other mail for suggestions.