From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751954AbbAFXa4 (ORCPT ); Tue, 6 Jan 2015 18:30:56 -0500 Received: from arroyo.ext.ti.com ([192.94.94.40]:38756 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751609AbbAFXaz (ORCPT ); Tue, 6 Jan 2015 18:30:55 -0500 Date: Tue, 6 Jan 2015 17:29:27 -0600 From: Felipe Balbi To: Pavel Machek CC: Felipe Balbi , Aaro Koskinen , , , , kernel list , linux-arm-kernel , , , , Subject: Re: 3.19 on Nokia n900: audio quality awful Message-ID: <20150106232927.GA18073@saruman> Reply-To: References: <20150106175115.GA19487@amd> <20150106202857.GB32308@saruman> <20150106205000.GB13902@amd> <20150106205730.GA6071@fuloong-minipc.musicnaut.iki.fi> <20150106220805.GD13902@amd> <20150106222717.GC6071@fuloong-minipc.musicnaut.iki.fi> <20150106224622.GA13752@saruman> <20150106225614.GA31990@amd> <20150106230415.GC13752@saruman> <20150106231341.GA18468@amd> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="TB36FDmn/VVEgNH/" Content-Disposition: inline In-Reply-To: <20150106231341.GA18468@amd> 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 --TB36FDmn/VVEgNH/ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Jan 07, 2015 at 12:13:41AM +0100, Pavel Machek wrote: > On Tue 2015-01-06 17:04:15, Felipe Balbi wrote: > > Hi, > >=20 > > On Tue, Jan 06, 2015 at 11:56:14PM +0100, Pavel Machek wrote: > > > > > But I'm mounting it from userspace (using builtin initramfs inside > > > > > zImage), with a poll loop that waits for a device to appear. Mayb= e if you > > > > > do it from kernel you need to use root wait/delay etc. options? > > > >=20 > > > > yeah, rootwait should do it. > > >=20 > > > No, rootwait does not solve it. Try it. Tested many times. (And yes, > > > you need to actually fool the rear cover sensor or close the phone.) > >=20 > > yeah, just put a magnet or, if you have spare back covers, cut one so > > that you "close" it, but still allow you to put the thing on a > > development jig. >=20 > Actually, it should be enough to kill a line from dts somewhere, no > need to hack hardware for this. right > > Also, if why doesn't rootwait work ? You never have a new mmc node or is > > the mmc node changing names ? >=20 > IIRC node and name are ok, but the mount just fails. As I don't have really weird. Specially since it works when you mount afterwards. > "development jig", I lack serial console and this kind of debugging is > not easy. see if this helps: https://wiki.maemo.org/N900_Hardware_Hacking#Debug_ports --=20 balbi --TB36FDmn/VVEgNH/ Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJUrG/XAAoJEIaOsuA1yqREAv8P/26a43/+JgVM49/AgZ7vfYJy FmmBIIAB6LgyyJQcaGlJ1Xysw5bIDGBWvvcPtnEiYUv34DkfXhROXlY55mL4WFTO /8FgMjBQY44MtusnK1Tr1K0nygK/kV7DC5bQsMRigEwHoQO1iarv9rvV0lGo7tBQ Z1R44vFQuCsWAx0GqXINXBoaWTKzsdMlqKD+BkIW2x6e6rThTPWL9llxhKmI2Sh7 sZ7m2qf2Qk3FZwwb4ovi8x/qPw4PupAGoGD4P8FdRT0W7TNKzzu75wT9vkBgl460 XLqkD8COD2t4Sm18AVTLVsGf5XeD5UWDY8T2KvTsa5l4Cwe+X3Hg1yOxpCU/616D OV0yJj0vn0alyaBUHdys6YTCMS+DR8rSro+Mu1UvxLRe+Z3nr+y5Ii/0PnuCiLwh cbyXYigSxU2ipbhkWufKRnoF1z4TXH18gNsydx2MEqgEYOWdbJdXIRwnJdW/It6F ML3R/Zzcz0TLFjWL7GaAuXWvJHkKnq+EEl+SxhxVtde9/Wj0S21rsc5g0v2FDDGi kNp6k/W0enqek2UrxSmpxBCf4mP0COlh5oAazHEarxW+fS5ftyvsZT1nQrL9eELr bcKV9AsCZGcUVvefgSqjJ1H8x8Y5aOrqudtFpvfSAXjRI1GzvRjq6R+IySrFL0ho ky0wOIiWlyJANccnc0FO =eVoA -----END PGP SIGNATURE----- --TB36FDmn/VVEgNH/--