[U-Boot] CONFIG_WATCHDOG on MPC85XX and QorIQ P1/P2

Albert ARIBAUD albert.aribaud at free.fr
Thu Mar 3 08:49:55 CET 2011


Hi Felix,

Le 03/03/2011 08:41, Felix Radensky a écrit :

>> Just clarification, felix is asking for WatchDog support on u-boot not on Linux.
>> If he is asking on Linux then it's there and we have tested it.
>
> Correct. It works fine in linux. I've even tried to port linux code that
> enables watchdog (booke_wdt.c/__booke_wdt_enable()) to u-boot,
> but was not successful. Watchdog never triggered, although I did
> not refresh it.
>
> I'd appreciate some advice on what may be different in u-boot
> vs. linux.
>
> Thanks a lot.

Asking the obvious just in case: are you sure the watchdog is *armed*? 
Maybe you could add debug code to test if it is, e.g. regularly 
displaying the remaining count?

> Felix.

Amicalement,
-- 
Albert.


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