From: Ladislav Michl <Ladislav.Michl@seznam.cz>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] net: Use 0.5 sec timeout in miiphy_reset() instead of counting loop
Date: Tue, 2 Feb 2010 15:14:44 +0100 [thread overview]
Message-ID: <20100202141444.GA12851@localhost.localdomain> (raw)
In-Reply-To: <1265114628-14041-1-git-send-email-sr@denx.de>
On Tue, Feb 02, 2010 at 01:43:48PM +0100, Stefan Roese wrote:
> This patch fixes a problem I've notived on a buggy PPC4xx system. This
> system has problems with the PHY MDIO communication and seemed to be
> stuck/crashed in miiphy_reset(). But degugging revealed, that the CPU
> didn't crash, but "only" hung in this counting loop for about 2 minutes.
>
> This patch now uses a real timeout of 0.5 seconds (as mentioned in the
> comment in miiphy_reset).
Well, so this also seems to fix watchdog reseting issue on few boards I see
there (udelay triggers watchdog). Thanks for fixing that!
ladis
next prev parent reply other threads:[~2010-02-02 14:14 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-02 12:43 [U-Boot] [PATCH] net: Use 0.5 sec timeout in miiphy_reset() instead of counting loop Stefan Roese
2010-02-02 14:14 ` Ladislav Michl [this message]
2010-02-07 7:06 ` Ben Warren
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