[M] Change in coreboot[main]: Resolve GPI/GPIO dysphoria

[Arthur Heymans (Code Review)]

Attention is currently required from: Alexander Couzens, Brandon McDonnell.

Arthur Heymans has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/67919?usp=email )

Change subject: Resolve GPI/GPIO dysphoria
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Patch Set 6: Code-Review-1

(2 comments)

Patchset:

PS6: 
GPIO is often how this is referred to in the datasheet.

File src/southbridge/intel/ibexpeak/pch.h:

https://review.coreboot.org/c/coreboot/+/67919/comment/efc2e96f_c97a09ae :
PS6, Line 112: GPIO_ROUT
This is actually how the registers is called in datasheet.