mb/cwwk: Add CWWK CW-ADL-4L-V1.0 board

This board is the CWWK variant based upon Alder Lake with 4 2.5 GbE
ports, similar boards are available in other port configurations. As a
low cost, relatively high performance board with 4 NICs, it is well
suited for networking or 'homelab' tasks.

CPU: Intel N100 or N350
Memory: DDR5-4800 SODIMM (max 16 GB)
NIC: 4x Intel I226-V 2.5 GbE
Expansion:
- M.2 2230 E key
- M.2 2280 M key
- USB 2.0 header
- Fan header
External ports:
- DC power
- 4x Ethernet
- Display Port
- HDMI
- 4x USB 2.0
- Micro SD

Working:
- Boots Debian 12 with SeaBIOS and EDK II payloads
- Serial port
- External USB ports
- DisplayPort / HDMI
- 4x Intel I226 2.5 GbE NICs
- M.2 ports
- Micro SD slot
- ACPI S3

Not working / not tested:
- Fan (ITE IT8613E)
- Audio
- S0ix
- Internal USB ports

VBT extracted from vendor UEFI firmware version ADLN 0.01 x64
(04/04/2023 11:42:38).

Change-Id: Ice9174d95c10afc6a22ddd15fb3be4fa38d329be
Signed-off-by: Brandon Weeks <me@brandonweeks.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/81595
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/mainboard/cwwk/adl/Makefile.mk b/src/mainboard/cwwk/adl/Makefile.mk
new file mode 100644
index 0000000000..89eb072db2
--- /dev/null
+++ b/src/mainboard/cwwk/adl/Makefile.mk
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+bootblock-y += bootblock.c
+
+romstage-y += romstage_fsp_params.c
+
+ramstage-y += mainboard.c