watchdog on Allwinner/H3 (nanopi neo) has reset problem

Daniel Braniss danny at cs.huji.ac.il
Sat Nov 16 08:28:54 UTC 2019


the watchdogd works fine, if triggered (no pats) it reboots ok.
the problem I'm having is when I do a shutdown/reboot, it either hangs on the way down, or gets stuck starting the watchdog
on the way up and only power cycling helps.

at the moment my workaround is starting the watchdog by hand (not via rc.conf) so that on the way down it’s not
stopped, and so it does a clean reboot.

anything I can do to help debug this?
btw, there is a small issue in that it maxes out at 16sec, while the closest 2^N is 8sec.

thanks,
	danny



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