Hello
We used the SDK version 9.0 for deep sleep mode testing in Linux, and the development board did not enter sleep with the following errors.
root@am62axx-evm:/opt/edgeai-gst-apps# echo mem > /sys/power/state
[ 1701.261751] PM: suspend entry (deep)
[ 1701.279258] Filesystems sync: 0.013 seconds
[ 1701.284959] Freezing user space processes
[ 1701.290909] Freezing user space processes completed (elapsed 0.001 seconds)
[ 1701.298000] OOM killer disabled.
[ 1701.301274] Freezing remaining freezable tasks
[ 1701.306996] Freezing remaining freezable tasks completed (elapsed 0.001 seconds)
[ 1701.314421] printk: Suspending console(s) (use no_console_suspend to debug)
[ 1701.327631] omap8250 2800000.serial: PM domain pd:146 will not be powered off
[ 1703.388528] ti-sci 44043000.system-controller: Mbox timedout in resp(caller: ti_sci_suspend+0x38/0xdc)
[ 1704.418455] ti-sci 44043000.system-controller: Mbox send fail -110
[ 1704.418463] ti-sci 44043000.system-controller: PM: dpm_run_callback(): ti_sci_suspend+0x0/0xdc returns -110
[ 1704.418475] ti-sci 44043000.system-controller: PM: failed to suspend noirq: error -110
[ 1706.460521] ti-sci 44043000.system-controller: Mbox timedout in resp(caller: ti_sci_cmd_get_device_exclusive+0x18/0x2c)
[ 1707.490468] ti-sci 44043000.system-controller: Mbox send fail -110
[ 1709.532519] ti-sci 44043000.system-controller: Mbox timedout in resp(caller: ti_sci_cmd_get_device_exclusive+0x18/0x2c)
[ 1710.562428] ti-sci 44043000.system-controller: Mbox send fail -110
May I ask if this feature is supported
