[M] Change in coreboot[master]: soc/amd: Move "reset.c" to common

[Felix Held (Code Review)]

Attention is currently required from: Jason Glenesk, Raul Rangel, Matt DeVillier, Fred Reitberger, Elyes Haouas.

Felix Held has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/69337 )

Change subject: soc/amd: Move "reset.c" to common
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Patch Set 1:

(1 comment)

File src/soc/amd/common/reset.c:

https://review.coreboot.org/c/coreboot/+/69337/comment/6708053e_8b42ef47 
PS1, Line 20: 	/* Warm resets are not supported and must be executed as cold */
            : 	pm_write16(PWR_RESET_CFG, pm_read16(PWR_RESET_CFG) |
            : 		TOGGLE_ALL_PWR_GOOD);
> Is this true for non-cezanne socs?

this file isn't consistent for all socs, so it's probably better to keep it per-soc