mb/system76/oryp8: Add System76 Oryx Pro 8

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>

Documentation/mainboard/index.md

@@ -194,6 +194,7 @@ The boards in this section are not real mainboards, but emulators.
 - [Oryx Pro 5](system76/oryp5.md)
 - [Oryx Pro 6](system76/oryp6.md)
 - [Oryx Pro 7](system76/oryp7.md)
+- [Oryx Pro 8](system76/oryp8.md)
 
 ## Texas Instruments
 

Documentation/mainboard/system76/oryp8.md

@@ -0,0 +1,67 @@
+# System76 Oryx Pro 8 (oryp8)
+
+## Specs
+
+- CPU
+  - Intel Core i7-11800H
+- Chipset
+  - Intel HM570
+- EC
+  - ITE IT570E running [System76 EC](https://github.com/system76/ec)
+- Graphics
+  - dGPU options
+    - NVIDIA GeForce RTX 3070
+    - NVIDIA GeForce RTX 3080
+  - eDP options
+    - 15.6" 1920x1080@144Hz LCD
+    - 17.3" 1920x1080@144Hz LCD
+  - 1x HDMI
+  - 1x Mini DisplayPort
+  - 1x DisplayPort over USB-C
+- Memory
+  - Up to 64GB (2x32GB) dual-channel DDR4 SO-DIMMs @ 3200 MHz
+- Networking
+  - Gigabit Ethernet
+  - M.2 PCIe/CNVi WiFi/Bluetooth
+    - Intel Wi-Fi 6 AX200/AX201
+- Power
+  - 180W (19.5V, 9.23A) AC barrel adapter
+    - Lite-On PA-1181-16
+  - 73Wh 3-cell battery
+- Sound
+  - Realtek ALC1220 codec
+  - TI TAS5825M smart amp
+  - Internal speakers and microphone
+  - Combined 3.5mm headphone/microphone jack
+  - Combined 3.5mm microphone & S/PDIF jack
+  - HDMI, mDP, USB-C DP audio
+- Storage
+  - 1x M.2 PCIe NVMe Gen 4 SSD
+  - 1x M.2 PCIe NVMe Gen 3 or SATA SSD
+- USB
+  - 1x USB Type-C with Thunderbolt 4
+  - 3x USB 3.0 Type-A
+
+## Flashing coreboot
+
+```eval_rst
++---------------------+-----------------+
+| Type                | Value           |
++=====================+=================+
+| Socketed flash      | no              |
++---------------------+-----------------+
+| Vendor              | GigaDevice      |
++---------------------+-----------------+
+| Model               | GD25B127D       |
++---------------------+-----------------+
+| Size                | 16 MiB          |
++---------------------+-----------------+
+| Package             | SOIC-8          |
++---------------------+-----------------+
+| Internal flashing   | yes             |
++---------------------+-----------------+
+| External flashing   | yes             |
++---------------------+-----------------+
+```
+
+The flash chip (U74) is right of the bottom DIMM slot.