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iMX8m reboots instead of SLEEP/STAND-BY

Question asked by Nick Kadan on Jan 15, 2020
Latest reply on Jan 16, 2020 by igorpadykov

Hello experts,

 

  • Basically i am using iMX8m based evaluation board 

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ELB-iSCADA8m$cat /sys/power/state

freeze mem

 

ELB-iSCADA8m$ echo "freeze" > /sys/power/state

ELB-iSCADA8m$ echo "mem" > /sys/power/state

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after i do this the device reboots instead of SUSPEND

Serial console kernel logs are as bellow

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nitrogen8mm # [ 1361.130333] PM: suspend entry (deep)
[ 1361.134014] PM: Syncing filesystems ... done.
[ 1361.169663] Freezing user space processes ... (elapsed 0.002 seconds) done.
[ 1361.179441] OOM killer disabled.
[ 1361.182693] Freezing remaining freezable tasks ... (elapsed 0.269 seconds) done.
[ 1362.010590] rtc-m41t80 4-0068: Oscillator failure, data is invalid.
[ 1362.019449] HIFsuspendwow TODO
[ 1362.039311] fec 30be0000.ethernet eth0: Link is Down
[ 1362.039786] rtc-m41t80 4-0068: Oscillator failure, data is invalid.
[ 1362.051180] rtc-m41t80 4-0068: Oscillator failure, data is invalid.
[ 1362.058524] dpm_run_callback(): platform_pm_suspend+0x0/0x50 returns -22
[ 1362.065240] PM: Device alarmtimer failed to suspend: error -22

/*POWER CYCLES AUTOMATICALLY*/

U-Boot SPL 2018.07-boundary-gf06d4679 (Feb 25 2019 - 15:24:58 +0000)

fracpll_configure timeout

fracpll_configure timeout

config to do 3000 1d training.

config to do 3000 2d training.

config to do 400 1d training.

config to do 100 1d training.

Normal Boot Trying to boot from MMC1

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Can some one help me on this one please ?

 

Regards

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