From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.free-electrons.com (down.free-electrons.com. [37.187.137.238]) by gmr-mx.google.com with ESMTP id b62si147778wmc.0.2015.11.27.06.45.48 for ; Fri, 27 Nov 2015 06:45:48 -0800 (PST) Date: Fri, 27 Nov 2015 15:45:48 +0100 From: Alexandre Belloni To: Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= Cc: Harald Geyer , Alessandro Zummo , Wim Van Sebroeck , Guenter Roeck , linux-watchdog@vger.kernel.org, rtc-linux@googlegroups.com, Wolfram Sang , kernel@pengutronix.de, Fabio Estevam Subject: [rtc-linux] Re: [PATCH 2/2] watchdog: stmp3xxx: Implement GETBOOTSTATUS Message-ID: <20151127144548.GA22136@piout.net> References: <1444220352-20548-1-git-send-email-harald@ccbib.org> <1444220352-20548-2-git-send-email-harald@ccbib.org> <20151126092526.GM19888@pengutronix.de> <20151127100254.GR19888@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 In-Reply-To: <20151127100254.GR19888@pengutronix.de> Reply-To: rtc-linux@googlegroups.com List-ID: List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , On 27/11/2015 at 11:02:54 +0100, Uwe Kleine-K=C3=B6nig wrote : > OK, I found a i.MX28 machine in our repository: >=20 > barebox# mw 0x80056080 0xbabecafe > barebox# boot > ... > linux# reboot > barebox# md 0x80056080+4 > 80056080: babecafe >=20 > After a power cycle the value disappears (I didn't check the details, if > there is a battery it might be empty). >=20 Yeah, you'd have to ensure that the crystal power domain (VDDXTAL) stays po= wered. --=20 Alexandre Belloni, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com --=20 --=20 You received this message because you are subscribed to "rtc-linux". Membership options at http://groups.google.com/group/rtc-linux . Please read http://groups.google.com/group/rtc-linux/web/checklist before submitting a driver. ---=20 You received this message because you are subscribed to the Google Groups "= rtc-linux" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to rtc-linux+unsubscribe@googlegroups.com. For more options, visit https://groups.google.com/d/optout. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from down.free-electrons.com ([37.187.137.238]:60632 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751484AbbK0Opu (ORCPT ); Fri, 27 Nov 2015 09:45:50 -0500 Date: Fri, 27 Nov 2015 15:45:48 +0100 From: Alexandre Belloni To: Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= Cc: Harald Geyer , Alessandro Zummo , Wim Van Sebroeck , Guenter Roeck , linux-watchdog@vger.kernel.org, rtc-linux@googlegroups.com, Wolfram Sang , kernel@pengutronix.de, Fabio Estevam Subject: Re: [PATCH 2/2] watchdog: stmp3xxx: Implement GETBOOTSTATUS Message-ID: <20151127144548.GA22136@piout.net> References: <1444220352-20548-1-git-send-email-harald@ccbib.org> <1444220352-20548-2-git-send-email-harald@ccbib.org> <20151126092526.GM19888@pengutronix.de> <20151127100254.GR19888@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20151127100254.GR19888@pengutronix.de> Sender: linux-watchdog-owner@vger.kernel.org List-Id: linux-watchdog@vger.kernel.org On 27/11/2015 at 11:02:54 +0100, Uwe Kleine-König wrote : > OK, I found a i.MX28 machine in our repository: > > barebox# mw 0x80056080 0xbabecafe > barebox# boot > ... > linux# reboot > barebox# md 0x80056080+4 > 80056080: babecafe > > After a power cycle the value disappears (I didn't check the details, if > there is a battery it might be empty). > Yeah, you'd have to ensure that the crystal power domain (VDDXTAL) stays powered. -- Alexandre Belloni, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com