From: Pavel Machek <pavel@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] watchdog disable for socfpga
Date: Tue, 9 Sep 2014 15:09:48 +0200 [thread overview]
Message-ID: <20140909130948.GA25925@amd> (raw)
In-Reply-To: <201409091431.46729.marex@denx.de>
On Tue 2014-09-09 14:31:46, Marek Vasut wrote:
> On Tuesday, September 09, 2014 at 02:30:01 PM, Pavel Machek wrote:
> > On Tue 2014-09-09 14:20:23, Marek Vasut wrote:
> > > On Tuesday, September 09, 2014 at 02:03:28 PM, Pavel Machek wrote:
> > > > This adds watchdog disable. It is neccessary for running Linux kernel.
> > >
> > > Why do we not enable WDT in Linux instead ? Also, I recall there was a
> > > call to explicitly enable the L4 watchdog, so why do we not get rid of
> > > that instead ?
> >
> > Booting linux kernel without watchdog support should be valid
> > operation.
>
> If you watchdog is enabled, then not so much. Also, why can we not just disable
> the WDT in U-Boot instead using a config option ?
It seems that watchdog is enabled by default (by hardware or SPL), so
yes, watchdog disable operation (and this patch) in u-boot is a good
idea.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2014-09-09 13:09 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-06 0:22 [U-Boot] Mainline u-boot SPL for socfpga Charles Manning
2014-05-08 10:24 ` Chin Liang See
2014-05-11 22:19 ` Charles Manning
2014-05-14 16:42 ` Pavel Machek
2014-05-14 19:01 ` Charles Manning
2014-05-16 8:42 ` Chin Liang See
2014-05-27 12:40 ` Pavel Machek
2014-05-27 12:50 ` [U-Boot] [PATCH] generic board " Pavel Machek
2014-06-02 5:48 ` Chin Liang See
2014-09-09 8:45 ` Albert ARIBAUD
2014-09-09 11:25 ` [U-Boot] [PATCHv2] " Pavel Machek
2014-09-09 12:03 ` [U-Boot] [PATCH] watchdog disable " Pavel Machek
2014-09-09 12:05 ` [U-Boot] [PATCH] base addresses for more subsystems Pavel Machek
2014-09-09 12:26 ` [U-Boot] [PATCH] cleanup drivers/net/phy/micrel.c Pavel Machek
2014-09-15 6:44 ` Chin Liang See
2014-09-12 6:25 ` [U-Boot] [PATCH] base addresses for more subsystems Chin Liang See
2014-09-09 12:08 ` [U-Boot] [PATCH] fix compilation of socfpga_dw_mmc Pavel Machek
2014-09-09 12:16 ` Marek Vasut
2014-09-09 12:20 ` [U-Boot] [PATCH] watchdog disable for socfpga Marek Vasut
2014-09-09 12:30 ` Pavel Machek
2014-09-09 12:31 ` Marek Vasut
2014-09-09 13:09 ` Pavel Machek [this message]
2014-09-09 13:46 ` Marek Vasut
2014-09-12 6:17 ` Chin Liang See
2014-09-12 6:10 ` Chin Liang See
2014-09-12 6:17 ` Marek Vasut
2014-09-12 5:53 ` [U-Boot] [PATCHv2] generic board " Chin Liang See
2014-06-02 5:54 ` [U-Boot] Mainline u-boot SPL " Chin Liang See
2014-06-03 8:49 ` Pavel Machek
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