[L] Change in coreboot[master]: nb/intel/sandybridge: Add a chipset devicetree

[Kyösti Mälkki (Code Review)]

Attention is currently required from: Arthur Heymans, Martin L Roth, Angel Pons, Evgeny Zinoviev, Alexander Couzens, Patrick Rudolph.

Kyösti Mälkki has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/56912 )

Change subject: nb/intel/sandybridge: Add a chipset devicetree
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Patch Set 4:

(2 comments)

File src/mainboard/dell/snb_ivb_workstations/variants/baseboard/devicetree.cb:

https://review.coreboot.org/c/coreboot/+/56912/comment/f7ca45b2_ed0ef790 
PS4, Line 7: 			register "tcc_offset" = "5" # TCC of 95C
Where did this go?

File src/mainboard/google/stout/devicetree.cb:

https://review.coreboot.org/c/coreboot/+/56912/comment/bec3e121_725b46d8 
PS4, Line 28: 			register "tcc_offset" = "5"	# TCC of 95C
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