Snippets of EC log:

[97.186126 TCPC p1 Low Power Mode]
[97.186560 PD:S3->S5]
[97.190909 TCPC p1 reset!]
[97.194205 C1: OCM flash is empty]
[97.198932 TCPC p1 Low Power Mode]
### WATCHDOG PC=10093afa / LR=10096419 / pSP=200c1e60 (task 5) ###
Time:     0x0000000005efa390 us,   99.591056 s
Deadline: 0x0000000005ef949f ->   -0.003825 s from now
Active timers:
  Tsk 13  0x0000000005ef949f ->   -0.003825
Task Ready Name         Events      Time (s)  StkUsed
   0 R << idle >>       00000000   83.073730   80/672
   1 R HOOKS            20000000    0.911863  496/800
   2   USB_CHG_P0       00000000    0.010481  312/672
   3   USB_CHG_P1       00000000    0.001180  296/672
   4 R CHARGER          00000000    0.965941  392/800
   5 R MOTIONSENSE      20000004    2.740907  536/928
   6   CHIPSET          00000000    0.029444  392/800
   7   KEYPROTO         00000000    0.013465  328/672
   8   PDCMD            00000000    0.044346  432/672
   9   HOSTCMD          00000000    0.138994  536/800
  10   CONSOLE          00000000    0.011116  368/800
  11   POWERBTN         00000000    0.003587  328/800
  12   KEYSCAN          00000000    2.278209  344/672
  13   PD_C0            00000000    0.089595  536/800
  14   PD_C1            00000000    0.054502  544/800

--- UART initialized after reboot ---
[Reset cause: watchdog]
[Image: RO, nami_v1.1.8805+42fe6ea38d 2018-07-16 17:10:04 dnojiri@xxx.xxx.xxx]
[0.003884 init buttons]


Attached is the full EC log. I realized it happened only several hours later. So, I don't know how to reproduce it.

Port 0 is parade and port 1 is Analogix on Nami. The firmware doesn't have any local changes related to TCPM.

Any thoughts?

 

Deleted: ec.log 32.3 KB

ec.log 32.3 KB View Download