Change in coreboot[master]: lib/Makefile.inc: fail build when SPD would be empty

[Angel Pons (Code Review)]

Angel Pons has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/45131 )

Change subject: lib/Makefile.inc: fail build when SPD would be empty
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Patch Set 6:
> Patch Set 6:
> > Patch Set 6:
> >
> > Does anyone know which kind of memory (slotted or memory-down) Google Sushi and Google Trondo use?
>
> Sushi was a test platform, and won't actually be built. But if you need to specify something, then memory-down.

Right, thanks for the insight. If Sushi won't actually be built, we might as well drop it then? Treating it like a memory-down platform would require adding an invalid SPD binary to it, which wouldn't work.