[S] Change in coreboot[master]: soc/amd/mendocino: Force resets to be cold

[Tim Van Patten (Code Review)]

Attention is currently required from: Jason Glenesk, Raul Rangel, Martin L Roth, Matt DeVillier, Fred Reitberger, Felix Held.

Tim Van Patten has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/72486 )

Change subject: soc/amd/mendocino: Force resets to be cold
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Patch Set 3:

(1 comment)

File src/soc/amd/mendocino/fch.c:

https://review.coreboot.org/c/coreboot/+/72486/comment/468e782a_c60a7f4f 
PS3, Line 131: 	pm_write16(PWR_RESET_CFG, pm_read16(PWR_RESET_CFG) | TOGGLE_ALL_PWR_GOOD);
> no, cold resets aren't broken and this doesn't "fix" cold resets. […]

It sounds like `fch_init_resets()` should be dropped from this CL then, since we aren't doing warm resets at all anymore.