Bureaucrats, dave_user, Administrators
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<section begin="History" />
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!colspan="4" style="width:100%; text-align:left"; border-bottom:solid 2px #ededed"|History
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!style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#73B2C7; padding:5px; color:white"|VersionIssue Date!style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#73B2C7; padding:5px; color:white"|Issue DateNotes|-| style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#edf8fb; padding:5px; color:#000000" |{{oldid|14107|2021/07/14}}| style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#edf8fb; padding:5px; color:#000000" |First DESK-MX6-L release|-| style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#edf8fb; padding:5px; color:#000000" |{{oldid|16994|2022/03/03}}| style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#edf8fb; padding:5px; color:#000000" |DESK-MX6-L 3.0.0 release|-!style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#ededed; padding:5px; color:#000000" |2023/04/07! style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#ededed; padding:5px; color:white#000000"|NotesDESK-MX6-L 4.0.0 release
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<section end="History" /><section begin="Body" />
==Peripheral Audio ==
&iomuxc {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_hog_sbcx&pinctrl_hog_sbcx_one_piece>;
...
...
...
...
[ 4.497470408197] fsl-ssi-dai 2028000.ssi: No cache defaults, reading back from HW[ 4.507593] imx-tlv320aic31xx sound: tlv320aic31xx-hifi <-> 2028000.ssi mapping ok
...
...
[ 4.843623964996] ALSA device list:[ 4.846599971421] #0: sbcx-audio-tlv320aic3100
</pre>
<pre class="workstation-terminal">
root@imx6qxelkdesk-mx6:~# aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: sbcxaudiotlv320 [sbcx-audio-tlv320aic3100], device 0: HiFi tlv320aic31xx-hifi-0 [HiFi tlv320aic31xx-hifi-0]
Subdevices: 1/1
Subdevice #0: subdevice #0
</pre>
====Usage [https://alsa-project.org/wiki/Documentation SoundcardTesting speaker-test (from alsa-utils)] ====
<pre class="workstation-terminal">
root@imx6qxelkdesk-mx6:~# aplay audio8k16Sspeaker-test -t sine speaker-test 1.2.wav 6 Playback device is defaultStream parameters are 48000Hz, S16_LE, 1 channelsPlaying WAVE 'audio8k16SSine wave rate is 440.wav' : Signed 16 bit Little Endian, 0000HzRate 8000 Hz, Stereoset to 48000Hz (requested 48000Hz)Buffer size range from 3840 to 5760Period size range from 1920 to 1920Using max buffer size 5760Periods = 4was set period_size = 1920was set buffer_size = 5760 0 - Front LeftTime per period = 2.889438......
</pre>
In order to unmute the speaker the <code>alsamixer</code> utility can be used.
=== Additional information ===
Information about ''alsa-utils'' can be found on [https://alsa-project.org/wiki/Documentation ALSA project wiki pages]
<section end="Body" />
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[[Category:AXEL Lite]]