From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from bh-25.webhostbox.net ([208.91.199.152]:43775 "EHLO bh-25.webhostbox.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751292AbbHASwK (ORCPT ); Sat, 1 Aug 2015 14:52:10 -0400 Message-ID: <55BD1550.708@roeck-us.net> Date: Sat, 01 Aug 2015 11:52:00 -0700 From: Guenter Roeck MIME-Version: 1.0 To: Ariel D'Alessandro , 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 References: <1438454237-22043-1-git-send-email-ariel@vanguardiasur.com.ar> <1438454237-22043-2-git-send-email-ariel@vanguardiasur.com.ar> In-Reply-To: <1438454237-22043-2-git-send-email-ariel@vanguardiasur.com.ar> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-watchdog-owner@vger.kernel.org List-Id: linux-watchdog@vger.kernel.org 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 Reviewed-by: Guenter Roeck