Add clock driver support for i.MX8MP which is a new SoC of i.MX8M
family.
Signed-off-by: NAnson Huang <Anson.Huang@nxp.com>
Reviewed-by: NAbel Vesa <abel.vesa@nxp.com>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>