pcm.!default { type plug slave { pcm multi rate 48000 } ttable.0.0 1.0 ttable.1.1 1.0 ttable.0.2 1.0 ttable.1.3 1.0 } pcm.stereo { type plug slave { pcm multi rate 48000 } ttable.0.0 1.0 ttable.1.1 1.0 ttable.0.2 1.0 ttable.1.3 1.0 } ctl.stereo { type hw card 0 } pcm.multi { type multi slaves.a.pcm "analog-hw" slaves.a.channels 2 slaves.b.pcm "digital-hw" slaves.b.channels 2 bindings.0.slave a bindings.0.channel 0 bindings.1.slave a bindings.1.channel 1 bindings.2.slave b bindings.2.channel 0 bindings.3.slave b bindings.3.channel 1 } ctl.multi { type hw card 0 } pcm.analog-hw { type hw card 0 device 0 } pcm.digital-hw { type hw card 0 device 2 }