Latest LQ Deal: Complete CCNA, CCNP & Red Hat Certification Training Bundle
Go Back > Forums > Linux Forums > Linux - Mobile
User Name
Linux - Mobile This forum is for the discussion of all topics relating to Mobile Linux. This includes Android, Tizen, Firefox OS, Sailfish OS, Maemo, MeeGo, Ubuntu Mobile, WebOS, Open Mobile Alliance and other similar projects and products.
A reminder that LQ now has a dedicated Android sister site:


Closed Thread
  Search this Thread
Old 04-12-2012, 08:26 AM   #1
LQ Newbie
Registered: May 2011
Location: india,andhrapradesh,guntur
Posts: 29
Blog Entries: 3

Rep: Reputation: 0
Thumbs down Problem with audio card detection in pandaboard(cortex-A9) ?

Hi This is SrikanthPilli, i am using pandaboard(Cortex-A9), kernel (linux-3.4.rc2) and buildroot-snapshot. for my pandaboard, i installed mpg123,madplay,mpd using buildroot to play audio files.

1. when i type on console, like " aplay aaa.wav", it shows
" ALSA Lib confmisc.c:768parse_card) cannot find card '0'
ALSA Lib confmisc.c:4184_snd_config_evaluate) function snd_func_card_driver return error:no such file or directory

aplay:main:660:audio open erroe : no such file or directory"

2. when i try with "mpg123 -vC *.mp3", no error coming. all songs playing. but we are not able to audible. when i type cat /proc/asound/cards , it shows
0 [Dummy ]ummy -Dummy Dummy1
1[Loopback]:Loopback -Loopback Loopback1
2[U0x47f0xc001]: USB audio -Usb device 0x47f:0xc001 UsbDevice 0x47f:0xc001 at Usb-echi-omap.0-1.2.4 full speed

so kindly help me, why this error comings?
1. What i wanna do to solve this problem? there required any patches for this?

please help me to quit out of from this problem.

sorry about my english.

Thanks In Advance

Old 04-12-2012, 09:12 AM   #2
LQ Guru
Registered: May 2005
Location: Atlanta Georgia USA
Distribution: Redhat (RHEL), CentOS, Fedora, CoreOS, Debian, FreeBSD, HP-UX, Solaris, SCO
Posts: 6,870
Blog Entries: 14

Rep: Reputation: 1112Reputation: 1112Reputation: 1112Reputation: 1112Reputation: 1112Reputation: 1112Reputation: 1112Reputation: 1112Reputation: 1112
Do NOT post the same question in multiple forums. Go read the rules.
Old 04-13-2012, 02:34 AM   #3
LQ Guru
Registered: Sep 2003
Location: Bologna
Distribution: CentOS 6.5 OpenSuSE 12.3
Posts: 10,509

Rep: Reputation: 1978Reputation: 1978Reputation: 1978Reputation: 1978Reputation: 1978Reputation: 1978Reputation: 1978Reputation: 1978Reputation: 1978Reputation: 1978Reputation: 1978
Please post your thread in only one forum. Posting a single thread in the most relevant forum will make it easier for members to help you and will keep the discussion in one place. This thread is being closed because it is a duplicate of

Closed Thread

Thread Tools Search this Thread
Search this Thread:

Advanced Search

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is Off
HTML code is Off

Similar Threads
Thread Thread Starter Forum Replies Last Post
Problem with audio card detection in pandaboard(cortex-A9) ? pillisrikanth Linux - Hardware 1 04-18-2012 06:48 AM
Problem with audio card detection ? pillisrikanth Linux - Software 2 04-13-2012 02:33 AM
LXer: ARM Cortex-A9 PandaBoard ES Benchmarks LXer Syndicated Linux News 0 12-27-2011 07:12 PM
LXer: SoC teams Cortex-A5 app processor with Cortex-M4 MCU LXer Syndicated Linux News 0 10-26-2011 06:31 AM
usb device detection, manual insertion card(smart card) reader problem, zapkhiel Linux - Hardware 4 07-17-2009 08:50 AM

All times are GMT -5. The time now is 04:19 AM.

Main Menu
Write for LQ is looking for people interested in writing Editorials, Articles, Reviews, and more. If you'd like to contribute content, let us know.
Main Menu
RSS1  Latest Threads
RSS1  LQ News
Twitter: @linuxquestions
Facebook: linuxquestions Google+: linuxquestions
Open Source Consulting | Domain Registration