root@am62pxx-evm:~# rtcwake -s 10 -m mem
rtcwake: assuming RTC uses UTC ...
rtcwake: wakeup from "mem" using /dev/rtc0 at Thu Jan  1 00:01:29 1970
[   72.780475] PM: suspend entry (deep)
[   72.784200] Filesystems sync: 0.000 seconds
[   72.800917] Freezing user space processes
[   72.806104] Freezing user space processes completed (elapsed 0.001 seconds)
[   72.813084] OOM killer disabled.
[   72.816312] Freezing remaining freezable tasks
[   72.821980] Freezing remaining freezable tasks completed (elapsed 0.001 seconds)
[   72.829381] printk: Suspending console(s) (use no_console_suspend to debug)
I/TC: Secondary CPU 1 initializing
I/TC: Secondary CPU 1 switching to normal world boot
I/TC: Secondary CPU 2 initializing
I/TC: Secondary CPU 2 switching to normal world boot
I/TC: Secondary CPU 3 initializing
I/TC: Secondary CPU 3 switching to normal world boot
[   72.846985] ti-sci 44043000.system-controller: ti_sci_cmd_set_device_constraint: device: 179: state: 1: ret 0
[   72.847125] ti-sci 44043000.system-controller: ti_sci_cmd_set_device_constraint: device: 178: state: 1: ret 0
[   72.855854] omap8250 2800000.serial: PM domain pd:146 will not be powered off
[   72.856351] ti-sci 44043000.system-controller: ti_sci_cmd_set_device_constraint: device: 117: state: 1: ret 0
[   72.865962] remoteproc remoteproc0: stopped remote processor 79000000.r5f
[   72.869234] Disabling non-boot CPUs ...
[   72.871226] psci: CPU1 killed (polled 0 ms)
[   72.874102] psci: CPU2 killed (polled 4 ms)
[   72.876916] psci: CPU3 killed (polled 0 ms)
[   72.878108] Enabling non-boot CPUs ...
[   77.994242] CPU1: failed to come online
[   77.994252] CPU1: failed in unknown state : 0x0
[   77.994548] Error taking CPU1 up: -5
[   83.114004] CPU2: failed to come online
[   83.114010] CPU2: failed in unknown state : 0x0
[   83.114217] Error taking CPU2 up: -5
[   88.234002] CPU3: failed to come online
[   88.234006] CPU3: failed in unknown state : 0x0
[   88.234181] Error taking CPU3 up: -5
[   88.234600] ti-sci 44043000.system-controller: ti_sci_resume: wakeup source: 0x50
[   88.250809] am65-cpsw-nuss 8000000.ethernet: set new flow-id-base 19
[   88.267054] am65-cpsw-nuss 8000000.ethernet eth0: PHY [8000f00.mdio:00] driver [TI DP83867] (irq=POLL)
[   88.267082] am65-cpsw-nuss 8000000.ethernet eth0: configuring for phy/rgmii-rxid link mode
[   88.282052] am65-cpsw-nuss 8000000.ethernet eth1: PHY [8000f00.mdio:01] driver [TI DP83867] (irq=POLL)
[   88.282063] am65-cpsw-nuss 8000000.ethernet eth1: configuring for phy/rgmii-rxid link mode
[   88.438709] OOM killer enabled.
[   88.441858] Restarting tasks ... done.
[   88.459380] random: crng reseeded on system resumption
[   88.467355] platform 79000000.r5f: Core is off in resume
[   88.472745] remoteproc remoteproc0: powering up 79000000.r5f
[   88.478552] remoteproc remoteproc0: Booting fw image am62p-mcu-r5f0_0-fw, size 59368
[   88.487438] rproc-virtio rproc-virtio.3.auto: assigned reserved memory node mcu-r5fss-dma-memory-region@9b800000
[   88.498360] virtio_rpmsg_bus virtio1: rpmsg host is online
[   88.503875] virtio_rpmsg_bus virtio1: creating channel ti.ipc4.ping-pong addr 0xd
[   88.511418] virtio_rpmsg_bus virtio1: creating channel rpmsg_chrdev addr 0xe
[   88.518744] rproc-virtio rproc-virtio.3.auto: registered virtio1 (type 7)
[   88.525601] remoteproc remoteproc0: remote processor 79000000.r5f is now up
root@am62pxx-evm:~# [   88.537968] PM: suspend exit

root@am62pxx-evm:~# rtcwake -s 5 -m mem                                                                                                                                                                            
rtcwake: assuming RTC uses UTC ...
rtcwake: wakeup from "mem" using /dev/rtc0 at Thu Jan  1 00:02:08 1970
[  106.177182] PM: suspend entry (deep)
[  106.180917] Filesystems sync: 0.000 seconds
[  106.198117] Freezing user space processes
[  106.203680] Freezing user space processes completed (elapsed 0.001 seconds)
[  106.210680] OOM killer disabled.
[  106.213896] Freezing remaining freezable tasks
[  106.219605] Freezing remaining freezable tasks completed (elapsed 0.001 seconds)
[  106.227029] printk: Suspending console(s) (use no_console_suspend to debug)
[  106.249436] ti-sci 44043000.system-controller: ti_sci_cmd_set_device_constraint: device: 179: state: 1: ret 0
[  106.249576] ti-sci 44043000.system-controller: ti_sci_cmd_set_device_constraint: device: 178: state: 1: ret 0
[  106.258957] ti-sci 44043000.system-controller: ti_sci_cmd_set_device_constraint: device: 117: state: 1: ret 0
[  106.268756] remoteproc remoteproc0: stopped remote processor 79000000.r5f
[  106.272278] Disabling non-boot CPUs ...
[  106.272580] ti-sci 44043000.system-controller: ti_sci_resume: wakeup source: 0x50
[  106.289305] am65-cpsw-nuss 8000000.ethernet: set new flow-id-base 19
[  106.305501] am65-cpsw-nuss 8000000.ethernet eth0: PHY [8000f00.mdio:00] driver [TI DP83867] (irq=POLL)
[  106.305527] am65-cpsw-nuss 8000000.ethernet eth0: configuring for phy/rgmii-rxid link mode
[  106.320406] am65-cpsw-nuss 8000000.ethernet eth1: PHY [8000f00.mdio:01] driver [TI DP83867] (irq=POLL)
[  106.320417] am65-cpsw-nuss 8000000.ethernet eth1: configuring for phy/rgmii-rxid link mode
[  106.419192] OOM killer enabled.
[  106.422333] Restarting tasks ... done.
[  106.442085] random: crng reseeded on system resumption
[  106.455754] platform 79000000.r5f: Core is off in resume
[  106.469722] remoteproc remoteproc0: powering up 79000000.r5f
[  106.484736] remoteproc remoteproc0: Booting fw image am62p-mcu-r5f0_0-fw, size 59368
[  106.506568] rproc-virtio rproc-virtio.3.auto: assigned reserved memory node mcu-r5fss-dma-memory-region@9b800000
[  106.530503] virtio_rpmsg_bus virtio1: rpmsg host is online
[  106.536063] virtio_rpmsg_bus virtio1: creating channel ti.ipc4.ping-pong addr 0xd
[  106.543649] virtio_rpmsg_bus virtio1: creating channel rpmsg_chrdev addr 0xe
[  106.561345] rproc-virtio rproc-virtio.3.auto: registered virtio1 (type 7)
[  106.580630] remoteproc remoteproc0: remote processor 79000000.r5f is now up
rtcwake: write error
[  106.612456] PM: suspend exit
root@am62pxx-evm:~#