/etc/asoundrc for Rock64 with Ayufan Kernel

gistfile1.txt

defaults.ctl.card 1
defaults.pcm.card 1
defaults.pcm.device 0

pcm.dmixed {
    type dmix
    ipc_key 1027
#    ipc_key_add_uid 0
    ipc_perm 0660
    slave {
        pcm "hw:1,0"
        period_time 0
        period_size 2048
        buffer_size 16384        # buffer size < 6653, but pow(x, 2)
        rate 48000               # 192000 / 4
    }
    bindings {
        0 0
        1 1
    }
}

#pcm.dmixed2 {
#    type dmix
#    ipc_key 1028
##    ipc_key_add_uid 0
#    ipc_perm 0660
#    slave {
#        pcm "hw:0,0"
#        period_time 0
#        period_size 2048
#        buffer_size 16384        # buffer size < 6653, but pow(x, 2)
#        rate 48000               # 192000 / 4
#    }
#    bindings {
#        0 0
#        1 1
#    }
#}
#
#pcm.both {
#  type route
#  slave.pcm {
#    type multi
#    slaves.a.pcm "dmixed"
#    slaves.b.pcm "dmixed2"
#    slaves.a.channels 2;
#    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
#  }
#  ttable.0.0 1
#  ttable.1.1 1
#  ttable.0.2 1
#  ttable.1.3 1
#}

pcm.volume {
    type softvol
    slave.pcm "dmixed"
    control {
        name "Master"
        card 0
    }
}

# Everything shall be dmixed, so redefine "default":
pcm.!default {
    type plug
    slave.pcm "volume"
    hint {
    	show on
	description "ALSA Default card with mixer"
    }
}

pcm.!front {
	type plug
	slave.pcm "volume"
}

# OSS via aoss should d(mix)stroyed:
pcm.dsp0 {
    type plug
    slave.pcm "volume"
}

#hw:CARD=I2S,DEV=0
#pcm.asymed {
#    type asym
#    playback.pcm "dmixed"
#    capture.pcm "hw:1,0" # ??
    #capture.pcm "dsnooped"
#}

#ctl.!default {
#    type hw
#    card 0
#}

#ctl.mixer0 {
#    type hw
#    card 0
#}