Add the PCIe EP mode support to the layerscape platform controller.
Signed-off-by: NXiaowei Bao <xiaowei.bao@nxp.com>
Signed-off-by: NLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: NMinghuan Lian <minghuan.lian@nxp.com>
Reviewed-by: NZhiqiang Hou <zhiqiang.hou@nxp.com>
Reviewed-by: NKishon Vijay Abraham I <kishon@ti.com>