[alsa-devel] CS5530 on Geode GX1 won't work

[georg]

Hello

> > root at tux:~# aplay foo.wav
> > aplay: main:546: audio open error: Device or resource busy
> > ...
> > root at tux:~# lsof | grep -i pcmC0D0p
>
> It's possible that the device has been opened with OSS (i.e., /dev/dsp*)
> or that somebody has opened the capture device (SB doesn't do full
> duplex).  Is there anything in /dev/ that is being used?

OSS is completely disabled in kernel .config.

Here is a complete grep on /dev:

root at tux:~# lsof | grep "/dev"
init         1       root   10u     FIFO       0,13            
111 /dev/initctl
udevd      915       root    0u      CHR        1,3          31003 /dev/null
udevd      915       root    1u      CHR        1,3          31003 /dev/null
udevd      915       root    2u      CHR        1,3          31003 /dev/null
dropbear  3223       root    0u      CHR        1,3             86 /dev/null
dropbear  3223       root    1u      CHR        1,3             86 /dev/null
dropbear  3223       root    2u      CHR        1,3             86 /dev/null
dbus-daem 3232 messagebus    0u      CHR        1,3             86 /dev/null
dbus-daem 3232 messagebus    1u      CHR        1,3             86 /dev/null
dbus-daem 3232 messagebus    2u      CHR        1,3             86 /dev/null
dbus-daem 3232 messagebus    4u      CHR        1,3             86 /dev/null
hcid      3245       root    0u      CHR        1,3             86 /dev/null
hcid      3245       root    1u      CHR        1,3             86 /dev/null
hcid      3245       root    2u      CHR        1,3             86 /dev/null
getty     3264       root  cwd       DIR       0,13   13580     48 /dev
getty     3264       root    0u      CHR        4,1            864 /dev/tty1
getty     3264       root    1u      CHR        4,1            864 /dev/tty1
getty     3264       root    2u      CHR        4,1            864 /dev/tty1
dropbear  3272       root    0u      CHR        1,3             86 /dev/null
dropbear  3272       root    1u      CHR        1,3             86 /dev/null
dropbear  3272       root    2u      CHR        1,3             86 /dev/null
dropbear  3272       root    6u      CHR        5,2            179 /dev/ptmx
sh        3273       root    0u      CHR      136,0              2 /dev/pts/0
sh        3273       root    1u      CHR      136,0              2 /dev/pts/0
sh        3273       root    2u      CHR      136,0              2 /dev/pts/0
sh        3273       root   10u      CHR        5,0            858 /dev/tty
lsof      3278       root    0u      CHR      136,0              2 /dev/pts/0
lsof      3278       root    2u      CHR      136,0              2 /dev/pts/0
grep      3279       root    1u      CHR      136,0              2 /dev/pts/0
grep      3279       root    2u      CHR      136,0              2 /dev/pts/0

Thank you for your help!
Any further suggestions?

Bye
Georg