Add Turin OpenSIL driver and submodule pointing to turin_poc branch
of github.com/openSIL/openSIL repository.
Change-Id: Idd6d4e78a055926061de330da620c943b42a50a7
Signed-off-by: Michał Żygowski <michal.zygowski@3mdeb.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/88711
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>