rockchip: gru: Add USB DRD DWC3 controller support
This patch adds code to initialize the two DWC3 USB
host controllers, and uses them to initialize USB3.0
on the gru rk3399 board.
BRANCH=none
BUG=chrome-os-partner:52684
TEST=boot from USB3.0 on gru/kevin rk3399 platform
Change-Id: If6a6e56f3a7c7ce8e8b098634cfc2f250a91810d
Signed-off-by: Martin Roth <martinroth@chromium.org>
Original-Commit-Id:
0306a9e
Original-Change-Id: I796fa1133510876f75873d134ea752e1b52e40a8
Original-Signed-off-by: Liangfeng Wu <wulf@rock-chips.com>
Original-Signed-off-by: Douglas Anderson <dianders@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/347524
Original-Commit-Ready: Brian Norris <briannorris@chromium.org>
Original-Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/15112
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>