[coreboot] Trying to add Kconfig support for M57SLI - build error

[Myles Watson]

> > Let's not create a whole file for one obj.  Can we just put that in
> > socket_AM2/Makefile.inc like the intel sockets do?
> >
> > obj-y += ../microcode/microcode.o
> 
> The reason to create a whole file for one object is that, over time,
> kif we get more than one object, nobody has to change their makefiles
> -- we add to microcode/Makefile.inc.
>
> I think the subdir usage and extra Makefile.inc are fine, if we're
> going to have the directory.
OK.
 
> At same time, I'm not overly concerned either way. I have to go out
> rest of the day, the AM2 patch is almost there, Myles, can you and
> Cristi wrap it up?
I've made so many Kconfig mistakes I'm not sure I'm the right person to Ack
& commit.  But I don't have any objections to the patch.

Myles