[coreboot-gerrit] Change in coreboot[master]: mb/google/deltaur: Add initial GPIO configuration

[Bora Guvendik (Code Review)]

Bora Guvendik has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/39674 )

Change subject: mb/google/deltaur: Add initial GPIO configuration
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Patch Set 6:

Since these changes are based on Deltan schematics, shouldn't they be under variants/deltan/gpio.c rather than baseboard? 
Deltaur is baseboard, deltan is variant.