Resume failure

[   57.212137] platform 79000000.r5f: Core is off in resume
[   57.226695] remoteproc remoteproc1: powering up 79000000.r5f
[   57.232643] remoteproc remoteproc1: Booting fw image am62a-mcu-r5f0_0-fw, size 53172
[   57.241471] platform 79000000.r5f: ti-sci processor set_config failed: -19
[   57.248501] remoteproc remoteproc1: can't start rproc 79000000.r5f: -19

Rootcause:
This mode is similar to deep sleep mode with one difference that entire SOC is turned off. The access information that was stored in TIFS gets lost.
1. So, the ownership information of R5-Remotecore needs to be saved and restored by TIFS firmware
2. R5 memory configuration has to be done as well - MCU SEC MMR Cluster0_core0_config by Remoteproc

Need to verify if ipc is working post resume properly.