PATCH: Another mpc8xx watchdog driver !!

Wolfgang Denk wd at
Wed Jan 7 10:35:34 EST 2004

In message <3FFB450D.7060405 at> you wrote:
> > Do you really mean RTC here???
> Yes - the 866 and derivatives (859 etc) do NOT have a Real Time Clock
> block. This means that hooking the RTC interrupt to 'kick the dog' is
> rather difficult :-))

That may be the case. But the watchdog code does not use any  RTC  at

> "It is based on the code of Florian Schirmer but using kernel timers (as
> used by the DENX driver) rather than the RTC."

Have you ever seen a MPC8xx watchdog driver that used RTC for

Best regards,

Wolfgang Denk

Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-4596-87  Fax: (+49)-8142-4596-88  Email: wd at
A wise person makes his  own  decisions,  a  weak  one  obeys  public
opinion.                                           -- Chinese proverb

** Sent via the linuxppc-embedded mail list. See

More information about the Linuxppc-embedded mailing list