From: Stefan Roese <sr@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] CFI Driver: Reset watchdog timer after each flash operation
Date: Fri, 2 Oct 2009 13:06:38 +0200 [thread overview]
Message-ID: <200910021306.38589.sr@denx.de> (raw)
In-Reply-To: <20091002103417.GA9767@zaphod.peppercon.de>
Hi Ingo,
On Friday 02 October 2009 12:34:17 Ingo van Lil wrote:
> The CFI driver does not reset the device's watchdog, so long-running
> flash operations will cause the watchdog timer to expire. A comment in
> flash_status_check() suggests that udelay() is expected to reset the
> watchdog, but I can't find any architecture where it does.
PPC does it this way. udelay() in lib_ppc/time.c calls wait_ticks(). And here
you will find WATCHDOG_RESET.
Which platform are you using? I support this needs to be fixed in your
platform.
Cheers,
Stefan
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-0 Fax: (+49)-8142-66989-80 Email: office at denx.de
next prev parent reply other threads:[~2009-10-02 11:06 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-02 10:34 [U-Boot] [PATCH] CFI Driver: Reset watchdog timer after each flash operation Ingo van Lil
2009-10-02 11:06 ` Stefan Roese [this message]
2009-10-02 12:12 ` Ingo van Lil
2009-10-03 23:29 ` Wolfgang Denk
2009-10-04 11:15 ` Ingo van Lil
2009-10-04 11:49 ` Graeme Russ
2009-10-02 12:30 ` Wolfgang Denk
2009-10-02 18:31 ` Mike Frysinger
2009-10-02 19:35 ` Wolfgang Denk
2009-10-02 20:21 ` J. William Campbell
2009-10-02 21:59 ` Wolfgang Denk
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