From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Subject: Re: [PATCH v2] ARM: dts: sunxi: Add a startup delay for fixed regulator enabled phys Date: Tue, 7 Jun 2016 23:26:15 +0200 Message-ID: <20160607212615.GG14179@lukather> References: <1465037919-8497-1-git-send-email-hdegoede@redhat.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="L1c6L/cjZjI9d0Eq" Return-path: Content-Disposition: inline In-Reply-To: <1465037919-8497-1-git-send-email-hdegoede@redhat.com> Sender: stable-owner@vger.kernel.org To: Hans de Goede Cc: Chen-Yu Tsai , linux-arm-kernel@lists.infradead.org, devicetree , stable@vger.kernel.org List-Id: devicetree@vger.kernel.org --L1c6L/cjZjI9d0Eq Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Jun 04, 2016 at 12:58:39PM +0200, Hans de Goede wrote: > It seems that recent kernels have a shorter timeout when scanning for > ethernet phys causing us to hit a timeout on boards where the phy's > regulator gets enabled just before scanning, which leads to non working > ethernet. >=20 > A 10ms startup delay seems to be enough to fix it, this commit adds a > 20ms startup delay just to be safe. >=20 > This has been tested on a sun4i-a10-a1000 and sun5i-a10s-wobo-i5 board, > both of which have non-working ethernet on recent kernels without this > fix. >=20 > Cc: stable@vger.kernel.org > Signed-off-by: Hans de Goede Applied, thanks! Maxime --=20 Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com --L1c6L/cjZjI9d0Eq Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJXVzv2AAoJEBx+YmzsjxAgUnYP/itG1o0SAPebloKCTv/VzcLb KBcgTWbvz/8WwvMbd5t7E1R4gkz8Rva683Bg/OTihBGgvEsXk31ZUL1lIsRb5kwr 2yIRgZ+568tI6CQ+dKLkFhVYZszE0lirMvpScXsnI5wX3H273Mo3wzniF/lsE89i QorcBrHQsWRFJPEaEvVwgLTrlboTsvDy3OYPieeQ/Bf5zxmWou0LUVDbpzswHanl 18FnpQLPNIAAVJ1PCfGE9d7adpdDMh6TB5I2/xFBp2MoALpRygzloQOrkyoRsRyt OH1y9AX/ivYDCOdLY2+gJW/7auZ9POB4SC5i/3hTMmsHm1sey7JpjOFRxxSETKFT I8kmUIKDvWt8+I+ObqkvBSZWPnx6Z9BAWoSIizAD1SGmYXmyJS68M3t8N20Xa369 NP0NlHVVjfHmImRVneAqplcBpCsydJtUU+ZnD89SusQTO/lz1wmdOPkk58b83hG+ +Mn9aEW4mf+7P/0hn0xYoxxApryEBtQZovfK4iLCjqbi8RScat7RDYFfQJysbuD/ kh60vNJAYDuxvQ6DI4aVVWeAB1tzeO1HdqV4OiUNIUZivZbhtXTpqiQJJye4dcTD EDbqexClhDxIG4hJ8OsY405AD8c3W/inayANrDlz9GCJRBxn+V/zYFEM4Wtt08lb AMpWM3gm2xRWLkglPDvp =x2qF -----END PGP SIGNATURE----- --L1c6L/cjZjI9d0Eq--