[S] Change in coreboot[main]: soc/amd/*/romstage: factor out FSP-M call

[Felix Held (Code Review)]

Attention is currently required from: Fred Reitberger, Jason Glenesk, Martin Roth, Matt DeVillier.

Felix Held has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/80002?usp=email )

Change subject: soc/amd/*/romstage: factor out FSP-M call
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Patch Set 2:

(1 comment)

File src/soc/amd/cezanne/romstage.c:

https://review.coreboot.org/c/coreboot/+/80002/comment/39f13f14_a93ef0dd :
PS2, Line 20: call
> fsp_early_init() ?

i agree that one is better than fsp_m_call. since the fsp1 driver uses that function name for something else, i'll use amd_fsp_early_init(), since this is also not a function from the fsp driver, but from the common amd fsp code