Add driver for the reset controller present on Intel
Gateway SoCs for performing reset management of the
devices present on the SoC. Driver also registers a
reset handler to peform the entire device reset.
Signed-off-by: NDilip Kota <eswara.kota@linux.intel.com>
Signed-off-by: NPhilipp Zabel <p.zabel@pengutronix.de>