Add ipcc_mproc_ns1 device tree node and entries to enable IPCC and
mbox communication between TUIVM and CDSP SecurePD on sun TUIVM.
Change-Id: I1e37ee86b86ba1f6b99669c0a71476c9a9da5e75
Signed-off-by: Kishore Kumar Ravi <quic_kiskum@quicinc.com>
Signed-off-by: Sarannya S <quic_sarannya@quicinc.com>