[coreboot-gerrit] Change in coreboot[master]: soc/amd: factor out SMBUS controller registers into common header

[Felix Held (Code Review)]

Felix Held has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/48188 )

Change subject: soc/amd: factor out SMBUS controller registers into common header
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Patch Set 1:

and some more cleanup patches to prepare the tree for a new soc.
not sure if I should add you to each patch or only to a few in the patch train