Change in coreboot[master]: mb/intel/adlrvp: Add support for external clock buffer

[Subrata Banik (Code Review)]

Attention is currently required from: V Sowmya, Maulik V Vaghela, Angel Pons, Subrata Banik, Tim Wawrzynczak, EricR Lai.
Subrata Banik has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/59976 )

Change subject: mb/intel/adlrvp: Add support for external clock buffer
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Patch Set 9:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/59976/comment/ee08d457_9805720f 
PS8, Line 27: [    5.496967] audit: type=1400 audit(1638945356.685:2): avc:  denied  { search } for  pid=88 comm="kworker/0:3" name="mmc0:aaaa" dev="debugfs" ino=18919 scontext=u:r:kernel:s0 tcontext=u:object_r:debugfs_mmc:s0 tclass=dir permissive=1
> nit: this line is irrelevant

Thanks Angel. You are right