[M] Change in coreboot[main]: mb/asus/p8z77-v: Attempt to correctly route PCIe lanes

[Keith Hui (Code Review)]

Attention is currently required from: Angel Pons, Nicholas Chin.

Keith Hui has posted comments on this change by Keith Hui. ( https://review.coreboot.org/c/coreboot/+/85413?usp=email )

Change subject: mb/asus/p8z77-v: Attempt to correctly route PCIe lanes
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Patch Set 6:

(1 comment)

File src/mainboard/asus/p8x7x-series/variants/p8z77-v/overridetree.cb:

https://review.coreboot.org/c/coreboot/+/85413/comment/e6d8cf21_319bf4d7?usp... :
PS5, Line 76: drq 0xe6 = 0x7f		# GP7 PP
> Was this removal intentional? I haven't checked what GPIO bank 7 is used for.

This removal is intentional. I checked the boardview and GPIO bank 7 is not used as GPIO at all. GP70 is a hard strap (low), GP71-73 are NC, GP74-76 are reset outputs, their native use. There is no GP77.

Grumpy piggy don't want to see overridetree get in my way of setting up GPIOs again.