Since iMX9 uses S401 which shares the API with iMX8ULP. So move S400
MU driver and API to a common place and selected by CONFIG_IMX_SENTINEL
Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
There is xrdc inside i.MX8ULP, we need to configure permission to make
sure AP non-secure world could access the resources.
Signed-off-by: Peng Fan <peng.fan@nxp.com>