Change in coreboot[master]: amd/stoneyridge: Transfer functions from early_setup.c to southbridge.c

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Change subject: amd/stoneyridge: Transfer functions from early_setup.c to southbridge.c
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Patch Set 3: Verified+1

Build Successful

https://qa.coreboot.org/job/coreboot-checkpatch/18638/ : SUCCESS

https://qa.coreboot.org/job/coreboot-gerrit/63751/ : SUCCESS