!!################################
!!ALSA Information Script v 0.4.64
!!################################

!!Script ran on: Fri Dec 13 17:44:53 UTC 2019


!!Linux Distribution
!!------------------

ID_LIKE=debian


!!DMI Information
!!---------------

Manufacturer:      
Product Name:      
Product Version:   
Firmware Version:  


!!Kernel Information
!!------------------

Kernel release:    4.19.66-v7 
Operating System:  GNU/Linux
Architecture:      armv7l
Processor:         unknown
SMP Enabled:       Yes


!!ALSA Version
!!------------

Driver version:     k4.19.66-v7 
Library version:    1.1.3
Utilities version:  1.1.3


!!Loaded ALSA modules
!!-------------------

snd_soc_rpi_wm8804_soundcard


!!Sound Servers on this system
!!----------------------------

No sound servers found.


!!Soundcards recognised by ALSA
!!-----------------------------

 0 [sndrpihifiberry]: RPi-WM8804 - snd_rpi_hifiberry_digi
                      snd_rpi_hifiberry_digi


!!Modprobe options (Sound related)
!!--------------------------------

snd_pcsp: index=-2
snd_usb_audio: index=-2
snd_atiixp_modem: index=-2
snd_intel8x0m: index=-2
snd_via82xx_modem: index=-2


!!Loaded sound module options
!!---------------------------

!!Module: snd_soc_rpi_wm8804_soundcard
	* : 


!!ALSA Device nodes
!!-----------------

crw-rw---- 1 root audio 116,  0 Dec 13 10:36 /dev/snd/controlC0
crw-rw---- 1 root audio 116, 24 Dec 13 10:36 /dev/snd/pcmC0D0c
crw-rw---- 1 root audio 116, 16 Dec 13 10:36 /dev/snd/pcmC0D0p
crw-rw---- 1 root audio 116,  1 Dec 13 10:36 /dev/snd/seq
crw-rw---- 1 root audio 116, 33 Dec 13 10:36 /dev/snd/timer

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root  60 Dec 13 10:36 .
drwxr-xr-x 3 root root 160 Dec 13 10:36 ..
lrwxrwxrwx 1 root root  12 Dec 13 10:36 platform-soc:sound -> ../controlC0


!!ALSA configuration files
!!------------------------

!!System wide config file (/etc/asound.conf)

pcm.!default {
   type plug
   slave.pcm "dmixer"
}

pcm.dmixer  {
   type dmix
   ipc_key 1024
   slave {
      pcm "hw:0,0"
      format S24_LE
      period_time 0
      period_size 2018  #1024
      buffer_size 32768 #8192

      rate 96000
   }
   bindings {
      0 0
      1 1
   }
}

ctl.dmixer {
   type hw
   card 0
   device 0
}
pcm.dsp {
    type plug
    slave.pcm "dmixer"     # use our new PCM here
}
ctl.mixer {
    type hw
    card 0
}



!!Aplay/Arecord output
!!--------------------

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: sndrpihifiberry [snd_rpi_hifiberry_digi], device 0: HifiBerry Digi HiFi wm8804-spdif-0 []
  Subdevices: 0/1
  Subdevice #0: subdevice #0

ARECORD

**** List of CAPTURE Hardware Devices ****
card 0: sndrpihifiberry [snd_rpi_hifiberry_digi], device 0: HifiBerry Digi HiFi wm8804-spdif-0 []
  Subdevices: 1/1
  Subdevice #0: subdevice #0

!!Amixer output
!!-------------

!!-------Mixer controls for card 0 [sndrpihifiberry]:]

Card hw:0 'sndrpihifiberry'/'snd_rpi_hifiberry_digi'
  Mixer name	: ''
  Components	: ''
  Controls      : 1
  Simple ctrls  : 1
Simple mixer control 'Tx Source',0
  Capabilities: enum
  Items: 'S/PDIF RX' 'AIF'
  Item0: 'AIF'


!!Alsactl output
!!--------------

--startcollapse--
state.sndrpihifiberry {
	control.1 {
		iface MIXER
		name 'Tx Source'
		value AIF
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 'S/PDIF RX'
			item.1 AIF
		}
	}
}
--endcollapse--


!!All Loaded Modules
!!------------------

Module
tcp_diag
inet_diag
hci_uart
btbcm
serdev
bnep
bluetooth
ecdh_generic
sha256_generic
cfg80211
rfkill
snd_soc_wm8804_i2c
snd_soc_wm8804
snd_soc_bcm2835_i2s
snd_soc_rpi_wm8804_soundcard
bcm2835_codec
bcm2835_v4l2
v4l2_mem2mem
snd_soc_core
bcm2835_mmal_vchiq
videobuf2_dma_contig
v4l2_common
videobuf2_vmalloc
videobuf2_memops
videobuf2_v4l2
videobuf2_common
raspberrypi_hwmon
hwmon
snd_compress
snd_pcm_dmaengine
snd_pcm
videodev
snd_timer
media
vc_sm_cma
snd
i2c_bcm2835
fixed
uio_pdrv_genirq
uio
ip_tables
x_tables
ipv6


!!ALSA/HDA dmesg
!!--------------

[    3.909360] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned.
[    3.931549] snd-rpi-wm8804 soc:sound: ASoC: CPU DAI (null) not registered - will retry
[    3.952285] snd-rpi-wm8804 soc:sound: ASoC: CODEC DAI wm8804-spdif not registered - will retry
[    3.952584] bcm2835-codec bcm2835-codec: Device registered as /dev/video10
--
[    3.969499] bcm2835-codec bcm2835-codec: Loaded V4L2 isp
[    3.969995] snd-rpi-wm8804 soc:sound: ASoC: CODEC DAI wm8804-spdif not registered - will retry
[    4.413670] wm8804 1-003b: Linked as a consumer to regulator.1
[    4.419811] wm8804 1-003b: revision E
[    4.429278] snd-rpi-wm8804 soc:sound: wm8804-spdif <-> 3f203000.i2s mapping ok
[    4.963195] uart-pl011 3f201000.serial: no DMA platform data