Hello,
I’m trying to enter deep sleep using:
echo mem > /sys/power/state
But suspend fails with the following logs:
[ 79.013782] PM: suspend entry (deep)
[ 79.020906] Filesystems sync: 0.003 seconds
[ 79.081075] Freezing user space processes
[ 79.086936] Freezing user space processes completed (elapsed 0.001 seconds)
[ 79.093924] OOM killer disabled.
[ 79.097140] Freezing remaining freezable tasks
[ 79.102863] Freezing remaining freezable tasks completed (elapsed 0.001 seconds)
[ 79.110269] printk: Suspending console(s) (use no_console_suspend to debug)
[ 79.145620] mmc2:0001:1: cannot remain alive while host is suspended
[ 79.145633] wlan_sdio mmc2:0001:1: PM: dpm_run_callback(): pm_generic_suspend+0x0/0x44 returns -38
[ 79.145654] wlan_sdio mmc2:0001:1: PM: failed to suspend async: error -38
[ 79.216571] PM: Some devices failed to suspend, or early wake event detected
[ 79.242325] PM: resume devices took 0.028 seconds
[ 79.276261] OOM killer enabled.
[ 79.279398] Restarting tasks … done.
[ 79.284868] random: crng reseeded on system resumption
[ 79.292112] PM: suspend exit
-sh: echo: write error: Function not implemented
when i am trying to unload moal driver and tried again A55 core is entering into sleep mode but i am not able to wakeup A55 core from sleep mode through Bluetooth.
could you please help me with the steps required for this,is there anything we need to configure in dts file?
i saw in schematics,there is a pin called BT_HOST_WAKE buit could not able to find to which gpio pin on SOM it is connected to in ccimx93.
could you please help me to resolve this issue?
Best Regards,
Nag.