[M] Change in coreboot[master]: mb/google/myst: First pass GPIO configuration

[Jon Murphy (Code Review)]

Attention is currently required from: Raul Rangel, Paul Menzel, Tim Van Patten, Karthik Ramasubramanian, Mark Hasemeyer.

Jon Murphy has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/74095 )

Change subject: mb/google/myst: First pass GPIO configuration
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Patch Set 15:

(2 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/74095/comment/28ad5ac2_41ea8968 
PS14, Line 7: First pass GPIO configuration for Myst
> Please make it a statement by adding a verb (in imperative mood): […]

Done

https://review.coreboot.org/c/coreboot/+/74095/comment/6bdeea25_c58d32a7 
PS14, Line 9: Initial GPIO configuration for Myst.
> What source did you use?

Done