Change in coreboot[master]: WIP soc/amd/stoneyridge: Add ELOG to SMM

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Change subject: WIP soc/amd/stoneyridge: Add ELOG to SMM
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Patch Set 3: Verified+1

Build Successful

https://qa.coreboot.org/job/coreboot-gerrit/61361/ : SUCCESS

https://qa.coreboot.org/job/coreboot-checkpatch/16503/ : SUCCESS