John, here's what happens when I use your .dts file:
root@beaglebone:~# export SLOTS=/sys/devices/bone_capemgr.*/slots root@beaglebone:~# echo BB-BONE-AUDI-02 > $SLOTS -bash: echo: write error: Invalid argument and when I use the one linked to in the instructions ( http://elinux.org/images/1/10/BB-BONE-AUDI-02-00A0.zip) - yes I extracted the file from the zip archive first...): root@beaglebone:~# export SLOTS=/sys/devices/bone_capemgr.*/slots root@beaglebone:~# echo BB-BONE-AUDI-02 > $SLOTS (no errors) Thanks, Eric On Mon, May 19, 2014 at 7:09 PM, John Syn <[email protected]> wrote: > > 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 > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
