Implement native USB initialisation for Lynx Point. This is only needed
when MRC.bin is not used.
TO DO: Figure out how to deal with the FIXME's and TODO's lying around.
Change-Id: Ie0fbeeca7b1ca1557173772d733fd2fa27703373
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/64179
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>