vc/amd/fsp/picasso: update pci descriptor comments

Update fsp_dxio_descriptor comments to be more comprehensive
of the currently available data fields. Most of these are not
currently utilized with Zork but may be in future projects.

BUG=b:161218965
TEST=Build test Trembyle

Change-Id: I8eb79fa7807dcf5b28b7b0ec60953ef857d51972
Signed-off-by: Matt Papageorge <matthewpapa07@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44554
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

0 files changed, 0 insertions, 0 deletions