intel/skylake: Clean up USB configuration in devicetree

Instead of having many different arrays for USB configuration,
with each array containing one bit of information, have one
array containing all the information for each port.

This way we can put the basic tuning parameters into a
structure and then define structures for the basic supported
configurations.

The existing port definitions are taken from the Skylake HSIO
tuning guide.

BUG=chrome-os-partner:40635
BRANCH=none
TEST=build and boot on glados, verify USB functionality in
all ports.

Change-Id: I5873dee011ae9e250b6654c73a7bd5c17681095b
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 864040412b2d2923d3acbfca8055724887c58506
Original-Change-Id: Id518b1086abbe4a8c25d77fd4efc2d0de856bd5f
Original-Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/306734
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/12163
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
6 files changed