From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from nm7.bullet.mail.ird.yahoo.com ([77.238.189.21]) by merlin.infradead.org with smtp (Exim 4.76 #1 (Red Hat Linux)) id 1T8oDr-0007Ys-HV for barebox@lists.infradead.org; Tue, 04 Sep 2012 08:11:00 +0000 Message-ID: <1346746256.33068.YahooMailNeo@web133201.mail.ir2.yahoo.com> Date: Tue, 4 Sep 2012 09:10:56 +0100 (BST) From: Aurelien Bouin MIME-Version: 1.0 Reply-To: Aurelien Bouin List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============2858876593914371733==" Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: iMX27 board : Barebox & linux 2.6.24.6 => reboot the board randomly ... To: "barebox@lists.infradead.org" --===============2858876593914371733== Content-Type: multipart/alternative; boundary="1982344905-74783318-1346746256=:33068" --1982344905-74783318-1346746256=:33068 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable Hello,=0A=0AI am currently porting Barebox instead of UBoot to an old kerne= l linux 2.6.24.6 on an iMX27 board.=0ASpeaking of Barebox everything is goi= ng well and seems to work correctly : USB, I2C, Network, etc ...=0AThe prob= lem is that the processor halt and sometime reboot ... but it can occur at = anytime randomly ...=A0=0AI was looking on the Chip Errata of this processo= r, apparently there is a problem of improper duty cycle that have to be han= dled ...=A0=0AI am following some Barebox implementation of mx27 that handl= e this chip errata (arch/arm/boards/eukrea_cpuimx27;guf-neso;phycard-iMX27)= It do not=A0happen=A0with UBoot with the kernel 2.6.24.6, neither with bare= box and the kernel 3.2.0 ...=0AI am using the master branch of the git repo= sitory. I cannot upgrade my old linux 2.6.24 because of video support not h= andle.=0A=0AIf you have any idea of what could be the problem ...=0AThank y= ou for your time and your support,=0ABest regards,=0A=0AAurelien BOUIN --1982344905-74783318-1346746256=:33068 Content-Type: text/html; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable

Hello= ,

I am currently porting Barebo= x instead of UBoot to an old kernel linux 2.6.24.6 on an iMX27 board.

=

Speaking of Barebox everything is going well and seems to work= correctly : USB, I2C, Network, etc ...

The problem is that t= he processor halt and sometime reboot ... but it can occur at anytime rando= mly ...

I was looking on the Chip Errata of this processor, apparently = there is a problem of improper duty cycle that have to be handled ... =

I am following some Barebox implementation of mx27 that handle this c= hip errata (arch/arm/boards/eukrea_cpuimx27;guf-neso;phycard-iMX27)<= /div>It do not happen with UBoot with the kernel 2.6.= 24.6, neither with barebox and the kernel 3.2.0 ...

I am using the master branc= h of the git repository. I cannot upgrade my old linux 2.6.24 because of vi= deo support not handle.

If you have any idea of what could be the proble= m ...

Thank you for your time and your support,

= Best regards,

Aurelien BOUIN

<= /html> --1982344905-74783318-1346746256=:33068-- --===============2858876593914371733== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox --===============2858876593914371733==--