From: Guenter Roeck <linux@roeck-us.net>
To: Ariel D'Alessandro <ariel@vanguardiasur.com.ar>,
linux-watchdog@vger.kernel.org
Cc: wim@iguana.be, ezequiel@vanguardiasur.com.ar,
linux-arm-kernel@lists.infradead.org, manabian@gmail.com
Subject: Re: [PATCH v5 1/2] watchdog: NXP LPC18xx Watchdog Timer Driver
Date: Sat, 01 Aug 2015 11:52:00 -0700 [thread overview]
Message-ID: <55BD1550.708@roeck-us.net> (raw)
In-Reply-To: <1438454237-22043-2-git-send-email-ariel@vanguardiasur.com.ar>
On 08/01/2015 11:37 AM, Ariel D'Alessandro wrote:
> This commit adds support for the watchdog timer found in NXP LPC SoCs
> family, which includes LPC18xx/LPC43xx. Other SoCs in that family may
> share the same watchdog hardware.
>
> Watchdog driver registers a restart handler that will restart the system
> by performing an incorrect feed after ensuring the watchdog is enabled in
> reset mode.
>
> As watchdog cannot be disabled in hardware, driver's stop routine will
> regularly send a keepalive ping using a timer.
>
> Signed-off-by: Ariel D'Alessandro <ariel@vanguardiasur.com.ar>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
WARNING: multiple messages have this Message-ID (diff)
From: linux@roeck-us.net (Guenter Roeck)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v5 1/2] watchdog: NXP LPC18xx Watchdog Timer Driver
Date: Sat, 01 Aug 2015 11:52:00 -0700 [thread overview]
Message-ID: <55BD1550.708@roeck-us.net> (raw)
In-Reply-To: <1438454237-22043-2-git-send-email-ariel@vanguardiasur.com.ar>
On 08/01/2015 11:37 AM, Ariel D'Alessandro wrote:
> This commit adds support for the watchdog timer found in NXP LPC SoCs
> family, which includes LPC18xx/LPC43xx. Other SoCs in that family may
> share the same watchdog hardware.
>
> Watchdog driver registers a restart handler that will restart the system
> by performing an incorrect feed after ensuring the watchdog is enabled in
> reset mode.
>
> As watchdog cannot be disabled in hardware, driver's stop routine will
> regularly send a keepalive ping using a timer.
>
> Signed-off-by: Ariel D'Alessandro <ariel@vanguardiasur.com.ar>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
next prev parent reply other threads:[~2015-08-01 18:52 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-01 18:37 [PATCH v5 0/2] Add support for NXP LPC18xx Watchdog timer Ariel D'Alessandro
2015-08-01 18:37 ` Ariel D'Alessandro
2015-08-01 18:37 ` [PATCH v5 1/2] watchdog: NXP LPC18xx Watchdog Timer Driver Ariel D'Alessandro
2015-08-01 18:37 ` Ariel D'Alessandro
2015-08-01 18:52 ` Guenter Roeck [this message]
2015-08-01 18:52 ` Guenter Roeck
2015-08-20 19:54 ` Ezequiel Garcia
2015-08-20 19:54 ` Ezequiel Garcia
2015-08-01 18:37 ` [PATCH v5 2/2] DT: watchdog: Add NXP LPC18xx Watchdog Timer binding documentation Ariel D'Alessandro
2015-08-01 18:37 ` Ariel D'Alessandro
2015-08-01 18:52 ` Guenter Roeck
2015-08-01 18:52 ` Guenter Roeck
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=55BD1550.708@roeck-us.net \
--to=linux@roeck-us.net \
--cc=ariel@vanguardiasur.com.ar \
--cc=ezequiel@vanguardiasur.com.ar \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-watchdog@vger.kernel.org \
--cc=manabian@gmail.com \
--cc=wim@iguana.be \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.