mb/system76/rpl: Add Gazelle 18

The Gazelle 18 (gaze18) is a Raptor Lake-H board.

Tested with a custom TianoCore UefiPayloadPkg.

Working:

- PS/2 keyboard
- I2C HID touchpad
- Both DIMM slots
- M.2 NVMe SSD slot
- M.2 SATA SSD slot
- All USB ports
- Webcam
- Ethernet
- WiFi/Bluetooth
- Integrated graphics using Intel GOP driver
- Internal microphone
- Internal speakers
- Combined headphone + mic 3.5mm audio
- 3.5mm microphone input
- S3 suspend/resume
- Booting Pop!_OS Linux 22.04 with kernel 6.2.6

Not working:

- Discrete/Hybrid graphics

Change-Id: I4599bf12c0f3048f9328f336cc8971400f5fd1a0
Signed-off-by: Tim Crawford <tcrawford@system76.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73395
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Jeremy Soller <jeremy@system76.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/src/mainboard/system76/rpl/variants/gaze18/board.fmd b/src/mainboard/system76/rpl/variants/gaze18/board.fmd
new file mode 100644
index 0000000000..fdf1ebdf52
--- /dev/null
+++ b/src/mainboard/system76/rpl/variants/gaze18/board.fmd
@@ -0,0 +1,12 @@
+FLASH 32M {
+	SI_DESC 4K
+	SI_ME 4824K
+	SI_BIOS@16M 16M {
+		RW_MRC_CACHE 64K
+		SMMSTORE(PRESERVE) 256K
+		WP_RO {
+			FMAP 4K
+			COREBOOT(CBFS)
+		}
+	}
+}