From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Subject: Re: [PATCH 1/2] ARM: tegra: add Acer Chromebook 13 device tree Date: Thu, 15 Jan 2015 08:50:07 +0100 Message-ID: <20150115075006.GA30799@ulmo> References: <1407894967-18300-1-git-send-email-dgreid@chromium.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="gKMricLos+KVdGMg" Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Tomeu Vizoso , Stephen Warren Cc: Dylan Reid , "linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Andrew Bresticker , "linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org" , Olof Johansson List-Id: linux-tegra@vger.kernel.org --gKMricLos+KVdGMg Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Jan 14, 2015 at 08:02:25AM +0100, Tomeu Vizoso wrote: > On 14 January 2015 at 01:32, Dylan Reid wrote: > > On Tue, Jan 13, 2015 at 9:49 AM, Tomeu Vizoso w= rote: > >> On 13 August 2014 at 03:56, Dylan Reid wrote: > >>> The Acer Chromebook 13, codenamed "Big", contains an NVIDIA tegra124 > >>> processor and is similar to the Venice2 reference platform. > >>> > >>> The keyboard, USB 2, audio, HDMI, sdcard and emmc have been tested > >>> and work on the 1366x768 models. I haven't tried on the HD systems > >>> yet. > >> > >> Hi Dylan, > >> > >> do you have any notes on how you tested audio? I have been fiddling a > >> bit with amixer but haven't been able to get any sound from the > >> speakers nor the headphones. > > > > I don't have any notes, and it's been a while since I tried it. To > > the best of my knowledge, I loaded the UCM config from the ChromeOS > > tree manually with alsaucm, then enabled/disabled headphones from > > there. > > > > https://chromium.googlesource.com/chromiumos/third_party/adhd/+/master/= ucm-config/nyan/NVIDIA%20Tegra%20Venice2/ > > > > The important stuff is all in the enable sequence of HiFi.conf > > > > Let me know if that helps. >=20 > Thanks, it does work fine now. Will submit that conf file upstream. Out of curiosity, where is "upstream" for UCM configuration files? It'd be interesting to collect files for other Tegra boards there. I find it rather tedious figuring out time and time again what control needs to be toggled to enable a certain output. Stephen, since you undoubtedly have the most experience with upstream audio, do you happen to know if we have something like that for the other upstream-supported boards? Thierry --gKMricLos+KVdGMg Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBAgAGBQJUt3EuAAoJEN0jrNd/PrOhAqAP/0bP1JLWcdoJOuDY/tttxyUR KCXoTJxON83BcK82YKRKm8XuhF1DjMBsvWEy34qPvC79BYYllK9GROg8lC+PxG/C BXaVBTEkECywWyC3EUFg9pW/fGhBCe5iK6/3y165jDnZaQjiFeSZh8n7ob10piNM +YK5M20LiUEmJ44q45CKJy+3rFTTC5n0MJFmDB7oICzQZ//JT16NvIZ7gV7wJ7P9 GcDxoKF7dgIyaI/J42fSl2bpgvbigzK+K1MzzzsVyFmVHen6ejzclUk/X5oH4CLc /9s5WKB8KQn2f6M+sx+OmPgyygRjvd/UX6pg7zhnkOF+lAc+wW16dgsfrmFUUr9Q id1LUnqSHF7XSXaa3HRWEOeVi6Ne30Ssue+ZQ3VsX4NUA3gqI7jBP3NvyYYfv046 mYHP/9ezQ6x9/GcajkPoiemaCzJ4b148H548Wm5Rhm6gPsSPh2EdZ2a5/iwXe2pm pRr6xITgOKjAwImNhpcBx2Vuc/AmWtYvijgFu1HN8FjXs6nVPVz9UKGYOipTU1A/ 4EHBWZnh25i1qmE8pSNDUNQy3SdZn/8/kYjvSvbZl9nszWYiWlrO/b7p9kN44yS9 XNpEhvOjQHO4/dOE9raT4bNbNglW4E238WLN01SYDIx0ZezOwmmTjUu/mseNDq6j LYnD/Y0NrpeLU/xHOt30 =jWXE -----END PGP SIGNATURE----- --gKMricLos+KVdGMg--