mb/hp: Add Z220 SFF workstation

* Add initial board commit based on HP8200 SFF.
* Add documentation.
* Serial and PCIe slot are working.

Tested on HP Z220.

Change-Id: I75987a7ea9a008a64281f0d5ab27e5148d36a4ec
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33207
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

0 files changed, 0 insertions, 0 deletions