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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

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DENX Software Engineering GmbH,      MD: Wolfgang Denk & Detlev Zundel
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  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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