mb/system76/oryp8: Add System76 Oryx Pro 8

https://tech-docs.system76.com/models/oryp8/README.html

Tested with TianoCore (UeifPayloadPkg).

Working:

- PS/2 keyboard, touchpad
- Both DIMM slots
- Both M.2 SSD slots
- All USB ports
- Webcam
- Ethernet
- WiFi/Bluetooth
- Integrated graphics using Intel GOP driver
- Internal microphone
- Internal speakers
- Combined 3.5mm headphone & microphone jack
- Combined 3.5mm microphone & S/PDIF jack*
- S3 suspend/resume
- Booting to Pop!_OS Linux 21.10 and Windows 10 20H2
- Flashing with flashrom

Not working:

- Discrete/Hybrid graphics

Not tested:

- Thunderbolt functionality
- S/PDIF output

Change-Id: Iabc8e273f997d7f5852ddec63e0c1bf0c9434acb
Signed-off-by: Jeremy Soller <jeremy@system76.com>
Signed-off-by: Tim Crawford <tcrawford@system76.com>
---
M Documentation/mainboard/index.md
A Documentation/mainboard/system76/oryp8.md
A src/mainboard/system76/oryp8/Kconfig
A src/mainboard/system76/oryp8/Kconfig.name
A src/mainboard/system76/oryp8/Makefile.inc
A src/mainboard/system76/oryp8/acpi/mainboard.asl
A src/mainboard/system76/oryp8/acpi/sleep.asl
A src/mainboard/system76/oryp8/board_info.txt
A src/mainboard/system76/oryp8/bootblock.c
A src/mainboard/system76/oryp8/cmos.default
A src/mainboard/system76/oryp8/cmos.layout
A src/mainboard/system76/oryp8/data.vbt
A src/mainboard/system76/oryp8/devicetree.cb
A src/mainboard/system76/oryp8/dsdt.asl
A src/mainboard/system76/oryp8/gpio.c
A src/mainboard/system76/oryp8/gpio_early.c
A src/mainboard/system76/oryp8/hda_verb.c
A src/mainboard/system76/oryp8/include/mainboard/gpio.h
A src/mainboard/system76/oryp8/ramstage.c
A src/mainboard/system76/oryp8/romstage.c
A src/mainboard/system76/oryp8/tas5825m.c
21 files changed, 2,696 insertions(+), 0 deletions(-)