Add support for the second generation of the iProc PCIe PAXC host
controller.
Signed-off-by: NRay Jui <ray.jui@broadcom.com>
Signed-off-by: NBjorn Helgaas <bhelgaas@google.com>
Reviewed-by: NAnup Patel <anup.patel@broadcom.com>
Reviewed-by: NScott Branden <scott.branden@broadcom.com>