rockchip: move vop driver from rk3288 to rockchip common

The rk3288 and rk3399 can use a common driver even that
there are some different registers.

BRANCH=none
BUG=chrome-os-partner:51537
TEST=boot from veyron_jerry and check display

Change-Id: I063e3eebc836debc01c450d8ab9f1524c9a47c56
Signed-off-by: Shunqian Zheng <zhengsq@rock-chips.com>
Reviewed-on: https://chromium-review.googlesource.com/341633
Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
3 files changed