From:  Eric Fort <[email protected]>
Reply-To:  <[email protected]>
Date:  Monday, May 19, 2014 at 6:56 PM
To:  beagleboard <[email protected]>
Subject:  [beagleboard] help getting audio cape rev b1 working

> I have followed the instructions found at
> http://elinux.org/CircuitCo:Audio_Cape_RevB#Audio_Cape_Revision_B1 and I'm
> just getting static when I try speaker-test -f 600 or aplay filename.wav.  the
> wav file plays fine on my windows laptop and aplay identifies it properly but
> just static for audio.  what may I have missed?
Try the attached DTO. I generated this myself before Circuitco published
theirs. When Circuitco published their DTO I described what I thought were
problems but no one responded.

Regards,
John
> 
> 
> here's dmesg:
> 
> root@beaglebone:~# dmesg|tail
> [ 1088.018924] bone-capemgr bone_capemgr.8: slot #4: Requesting firmware
> 'BB-BONE-AUDI-02-00A0.dtbo' for board-name 'Override Board Name', version
> '00A0'
> [ 1088.028213] bone-capemgr bone_capemgr.8: slot #4: dtbo
> 'BB-BONE-AUDI-02-00A0.dtbo' loaded; converting to live tree
> [ 1088.029031] bone-capemgr bone_capemgr.8: slot #4: #4 overlays
> [ 1088.059524] of_get_named_gpio_flags: can't parse gpios property
> [ 1088.071612] 1-0018 supply IOVDD not found, using dummy regulator
> [ 1088.071867] 1-0018 supply DVDD not found, using dummy regulator
> [ 1088.072049] 1-0018 supply AVDD not found, using dummy regulator
> [ 1088.072277] 1-0018 supply DRVDD not found, using dummy regulator
> [ 1088.098289] davinci_evm sound.10:  tlv320aic3x-hifi <-> 48038000.mcasp
> mapping ok
> [ 1088.134015] bone-capemgr bone_capemgr.8: slot #4: Applied #4 overlays.
> 
> and a listing of slots showing the card:
> 
> root@beaglebone:~# cat /sys/devices/bone_capemgr.*/slots
>  0: 54:PF---
>  1: 55:PF---
>  2: 56:PF---
>  3: 57:PF---
>  4: ff:P-O-L Override Board Name,00A0,Override Manuf,BB-BONE-AUDI-02
> 
> 
> Thanks,
> 
> Eric
> 
> -- 
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Attachment: BB-BONE-AUDI-02-00A0.dts
Description: Binary data

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