rk3288: sync i2c driver with depthcharge

this change syncs the i2c driver with the one in depthcharge.

BUG=None
TEST=Booted Veyron Pinky
BRANCH=None

Change-Id: Ic9c7006770bba50fd412e0bcefc52f879b7195ec
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>
Original-Commit-Id: 95ca6c88061062c0de95a8dd3567a71a372771b0
Original-Change-Id: I0d0fdefa58c5b4cc5c991be40796a800ccf074a5
Original-Reviewed-on: https://chromium-review.googlesource.com/218873
Original-Commit-Queue: Daisuke Nojiri <dnojiri@chromium.org>
Original-Tested-by: Daisuke Nojiri <dnojiri@chromium.org>
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: http://review.coreboot.org/8872
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Tested-by: build bot (Jenkins)
1 file changed