at91sam9: watchdog: period

Jiří Prchal jiri.prchal at aksignal.cz
Thu May 21 05:41:38 PDT 2015


On 19.5.2015 12:04, Boris Brezillon wrote:
>
> Anyway, that does not explain why your system takes 61 secs to trigger
> a reset (instead of 16 secs).
> Can you try to revert this commit [1] ?
>
>
> [1]https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/drivers/watchdog/at91sam9_wdt.c?id=d677772e1358924bf487cd833bdc4d50f3f6f64d

I reverted this commit: still 61s.
By the way, between
# [  109.117117] at91sam9_wdt: I will reset your machine !
and
RomBOOT
is another 27s.
Whole watchdog reboot sequence is about 90s!
Slow clock is measured by counter as 32786Hz.



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