AnsweredAssumed Answered

imx6q-dl cannot wakeup when using LPDDR2

Question asked by clsn wei on Oct 19, 2016
Latest reply on Oct 21, 2016 by igorpadykov



We use LPDDR2 on imx6q-dl platform for developing ,but cannot wakeup system using power key and alarm.


When using power key wake up system , it reboot displaying watch dog as follows:


Please  give me some suggestion .


Thanks !


request_suspend_state: sleep (0->3) at 46522649338 (1970-01-01 00:02:25.215163671 UTC)
active wake lock PowerManagerService.Display
PM: suspend entry 1970-01-01 00:02:25.228328004 UTC
Freezing user space processes ... (elapsed 0.031 seconds) done.
Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
PM: suspend of devices complete after 144.482 msecs
PM: suspend devices took 0.150 seconds
PM: late suspend of devices complete after 0.508 msecs
PM: noirq suspend of devices complete after 0.581 msecs
Disabling non-boot CPUs ...
CPU1: shutdown

U-Boot 2014.04 (Sep 05 2016 - 18:21:07)

CPU: Freescale i.MX6D rev1.5 at 792 MHz
CPU: Temperature 28 C, calibration data: 0x5554c569
Reset cause: WDOG
Board: MX6-Yilian
I2C: ready