From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752544AbbJGJoS (ORCPT ); Wed, 7 Oct 2015 05:44:18 -0400 Received: from down.free-electrons.com ([37.187.137.238]:40478 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751432AbbJGJoQ (ORCPT ); Wed, 7 Oct 2015 05:44:16 -0400 Date: Wed, 7 Oct 2015 10:44:13 +0100 From: Maxime Ripard To: Timo Sigurdsson Cc: khilman@kernel.org, robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, linux@arm.linux.org.uk, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, wens@csie.org, tyler.baker@linaro.org, olof@lixom.net Subject: Re: [PATCH v2] ARM: dts: sunxi: Add regulators for LeMaker BananaPi Message-ID: <20151007094413.GC2278@lukather> References: <1438532305-5884-1-git-send-email-public_timo.s@silentcreek.de> <20150818153631.GH2547@lukather> <20151005173957.B1BD16C8150E@dd34104.kasserver.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="ghzN8eJ9Qlbqn3iT" Content-Disposition: inline In-Reply-To: <20151005173957.B1BD16C8150E@dd34104.kasserver.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --ghzN8eJ9Qlbqn3iT Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Timo, On Mon, Oct 05, 2015 at 07:39:57PM +0200, Timo Sigurdsson wrote: > Hi Kevin, >=20 > Kevin Hilman schrieb am 24.09.2015 19:57: > > kernelci.org started finding boot faiulres[1] on bananapi linux-next > > around next-20150918, but it was only failing in some labs and not > > others. I finally bisected it down to this patch, which landed in > > linux-next in the form of 2d665a8a8350 ARM: dts: sunxi: Add regulators > > for LeMaker BananaPi. Reverting that commit on top of next-20150923 > > gets my bananapi booting again. > >=20 > > Note it's kind of an interesting boot failure. The kernel boots fully > > to a shell, but panics after running a few commands. In particular > > 'dmesg -n1' seems to trigger it usually[2]. > >=20 > > Kevin > >=20 > > [1] > > http://kernelci.org/boot/sun7i-a20-bananapi/job/next/kernel/next-201509= 23/defconfig/multi_v7_defconfig/lab/lab-khilman/?_id=3D5602504359b514be146c= 326f > > [2] > > http://storage.kernelci.org/next/next-20150923/arm-multi_v7_defconfig/l= ab-khilman/boot-sun7i-a20-bananapi.html >=20 > following up on my last email: I'm back from my vacation and I tried to > reproduce your problem, but my board doesn't seem to be affected, so I > cannot trigger it. weird. > I still think that the lower voltages may be the cause of your problem > with that specific board, so could you please test the attached patch on > top of my patch that you first experienced the problem with? Please let= =20 > us know whether this solves your issue or whether we need to dig deeper. >=20 > Has anybody else been able to reproduce Kevin's issue? I've talked to Kevin yesterday about that issue, and he's been away =66rom his boards for quite some time too, so we'll have to wait a bit to solve that issue. Maxime --=20 Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com --ghzN8eJ9Qlbqn3iT Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJWFOltAAoJEBx+YmzsjxAgCSsQAI+MXHax5lbfWsgIYDUFqjwO pzY2c52xm+WHGGsK0cISZtYFRH0svtpsih2cS92v+62V3hdYJ4argMey2OVIL0eu gAOMaPWJN58tGr/QKgRbM95L061A151NCeEbtZ1QvPs7qLg/ud8QiQJE7m83x7La KWHAjZ/jrU6tpc+b2Z82jqadFfeMy/2kU85jyv33Bz8N4HPKI5enEYGjOShM6amT mdH8KJpNEPoDWnODTTeO3dJ0LsIAUM6L0W14C+1k03spPkFfrtR3DzE7J13tpGdR JeT8E0fxoHYW0omYtf+94d17BFKT4jClurShJ+14Xu/x50jM0CZ7d3q5FRiY3Y7b 9+EOe3hB9Dx8mt6ltKDUDFt9mAbBMk97IWPJyMmvA2/wz5FAmroRCO+hjO11EeDZ guYn+7R1Yrq5TEQY1tUQPqrm8IwRSptOAfR7qbQ5XljagO4l8kJeawh1T5r31ltb d9vByBHuEHqht6agwibxQPmWQBcHxNZxBUYa3AofsMI+mGfUTYJ2ur/k9M6KTPvp H3qRmlC91Ims5cUfkgO6y9t0EWZY+LPh09D8S/XLlDAqWn+pJ0M+UbS2QHxmXMrq wC+JOrw7qLDHYAjJESN4ebzw3l1xyX84WvLL4TbHJ6QVnPSa95bT/VwSv2iVMTBf zblaYwfKF1EufsKE5fD/ =fRg/ -----END PGP SIGNATURE----- --ghzN8eJ9Qlbqn3iT--