lynxpoint: Don't enable SMI handling of TCO

We have no good reason to be handling the TCO timeout
as an SMI since we aren't doing anything special with it
and clearing the status in the handler prevents the reboot
from actually happening.

Change-Id: I074ac0cfa7230606690e3f0e4c40ebc2a8713635
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/180672
(cherry picked from commit 608a2c5768e9300c81b7c72fb8ab7a0c7c142bec)
Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com>
Reviewed-on: http://review.coreboot.org/6907
Tested-by: build bot (Jenkins)
samus: Enable XHCI mode by default

- Enable xhci_default setting in devicetree
- Enable usb_xhci_on_resume setting for PEI

Change-Id: I2a3965a222ce571a2ad43f568fc2d0ecb94a77bc
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/180673
(cherry picked from commit c5ef875f6d148964b8ad62a3fe79916c758dbc57)
Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com>
Reviewed-on: http://review.coreboot.org/6908
Tested-by: build bot (Jenkins)