[XL] Change in coreboot[main]: mb/asus/p8x7x-series: Add P8Z77-V LE PLUS variant

[Keith Hui (Code Review)]

Hello build bot (Jenkins),

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/86172?usp=email

to look at the new patch set (#3).

The following approvals got outdated and were removed:
Verified+1 by build bot (Jenkins)

Change subject: mb/asus/p8x7x-series: Add P8Z77-V LE PLUS variant
......................................................................

mb/asus/p8x7x-series: Add P8Z77-V LE PLUS variant

Based on a mix of existing P8x7x series boards, boardview, vendor
firmware dumps, and hardware testing.

Working:
- SeaBIOS 1.16.3 and edk2/mrchromebox/uefipayload_2501
- Serial port
- All USB2 & USB3 ports
- Z77 SATA ports
- Integrated graphics thru all ports with libgfxinit
- RTL8111F LAN
- Analog 7.1 audio out the back panel jacks
- Digital audio
- Front HDA audio panel
- PCIe x16 with nVidia 8800GT GPU
- PCIe x1 slots
- PCIe x4 slot with Intel Octane H10 1TB NVMe
- PCI slots
- Hardware monitoring and fan control
- S3 suspend

Untested:
- PS/2 mouse
- EHCI debug

Not working:
- Wake on LAN
- Programming LAN MAC address (yet)
- Marvell SATA ports

Change-Id: Id9eef8b3426daecce0c95f56bfcd4caae2d52e50
Signed-off-by: Keith Hui 
---
A Documentation/mainboard/asus/p8z77-v_le_plus.md
M Documentation/mainboard/index.md
M src/mainboard/asus/p8x7x-series/Kconfig
M src/mainboard/asus/p8x7x-series/Kconfig.name
A src/mainboard/asus/p8x7x-series/variants/p8z77-v_le_plus/board_info.txt
A src/mainboard/asus/p8x7x-series/variants/p8z77-v_le_plus/cmos.default
A src/mainboard/asus/p8x7x-series/variants/p8z77-v_le_plus/cmos.layout
A src/mainboard/asus/p8x7x-series/variants/p8z77-v_le_plus/data.vbt
A src/mainboard/asus/p8x7x-series/variants/p8z77-v_le_plus/early_init.c
A src/mainboard/asus/p8x7x-series/variants/p8z77-v_le_plus/gma-mainboard.ads
A src/mainboard/asus/p8x7x-series/variants/p8z77-v_le_plus/gpio.c
A src/mainboard/asus/p8x7x-series/variants/p8z77-v_le_plus/hda_verb.c
A src/mainboard/asus/p8x7x-series/variants/p8z77-v_le_plus/overridetree.cb
13 files changed, 1,004 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/72/86172/3