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

!!Script ran on: Sun Oct 27 16:18:46 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_bcm2835
snd_dummy
matrixio_codec


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

Jack:
      Installed - Yes (/usr/bin/jackd)
      Running - No


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

 0 [ALSA           ]: bcm2835_alsa - bcm2835 ALSA
                      bcm2835 ALSA
 1 [Dummy          ]: Dummy - Dummy
                      Dummy 1
 2 [MATRIXIOSOUND  ]: MATRIXIO-SOUND - MATRIXIO-SOUND
                      MATRIXIO-SOUND


!!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_bcm2835
	enable_compat_alsa : Y
	enable_hdmi : N
	enable_headphones : N
	force_bulk : N

!!Module: snd_dummy
	enable : Y,N,N,N,N,N,N,N
	fake_buffer : Y
	hrtimer : Y
	id : (null),(null),(null),(null),(null),(null),(null),(null)
	index : -1,-1,-1,-1,-1,-1,-1,-1
	model : (null),(null),(null),(null),(null),(null),(null),(null)
	pcm_devs : 1,1,1,1,1,1,1,1
	pcm_substreams : 8,8,8,8,8,8,8,8

!!Module: matrixio_codec
	* : 


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

crw-rw----  1 root audio 116,  0 Oct 27 14:03 /dev/snd/controlC0
crw-rw----  1 root audio 116, 32 Oct 27 14:03 /dev/snd/controlC1
crw-rw----  1 root audio 116, 64 Oct 27 14:03 /dev/snd/controlC2
crw-rw----  1 root audio 116, 16 Oct 27 14:03 /dev/snd/pcmC0D0p
crw-rw----  1 root audio 116, 17 Oct 27 14:03 /dev/snd/pcmC0D1p
crw-rw----  1 root audio 116, 18 Oct 27 14:03 /dev/snd/pcmC0D2p
crw-rw----  1 root audio 116, 56 Oct 27 14:03 /dev/snd/pcmC1D0c
crw-rw----  1 root audio 116, 48 Oct 27 14:03 /dev/snd/pcmC1D0p
crw-rw----  1 root audio 116, 88 Oct 27 14:03 /dev/snd/pcmC2D0c
crw-rw----  1 root audio 116, 81 Oct 27 14:03 /dev/snd/pcmC2D1p
crw-rw----  1 root audio 116,  1 Oct 27 14:03 /dev/snd/seq
crw-rw----  1 root audio 116, 33 Oct 27 14:03 /dev/snd/timer

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root 100 Oct 27 14:03 .
drwxr-xr-x 3 root root 300 Oct 27 14:03 ..
lrwxrwxrwx 1 root root  12 Oct 27 14:03 platform-3f204000.spi-platform-matrixio-codec -> ../controlC2
lrwxrwxrwx 1 root root  12 Oct 27 14:03 platform-snd_dummy.0 -> ../controlC1
lrwxrwxrwx 1 root root  12 Oct 27 14:03 platform-soc:audio -> ../controlC0


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

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

pcm.!default {
  type asym
  capture.pcm "mic"
  playback.pcm "speaker"
}

pcm.mic {
   type softvol
   slave {
     pcm "array"
   }
   control {
     name "MicArray Master"
        card "MATRIXIOSOUND"
   }
}

pcm.speaker {
  type plug
  slave {
    pcm "hw:0,0"
    rate 16000
  }
}

pcm.array {
  type plug
  slave {
    pcm "hw:MATRIXIOSOUND"
  }
}



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

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA]
  Subdevices: 7/7
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
  Subdevice #3: subdevice #3
  Subdevice #4: subdevice #4
  Subdevice #5: subdevice #5
  Subdevice #6: subdevice #6
card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 IEC958/HDMI [bcm2835 IEC958/HDMI]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: ALSA [bcm2835 ALSA], device 2: bcm2835 IEC958/HDMI1 [bcm2835 IEC958/HDMI1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: Dummy [Dummy], device 0: Dummy PCM [Dummy PCM]
  Subdevices: 8/8
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
  Subdevice #3: subdevice #3
  Subdevice #4: subdevice #4
  Subdevice #5: subdevice #5
  Subdevice #6: subdevice #6
  Subdevice #7: subdevice #7
card 2: MATRIXIOSOUND [MATRIXIO-SOUND], device 1: matrixio.pcm-out.0 snd-soc-dummy-dai-1 []
  Subdevices: 1/1
  Subdevice #0: subdevice #0

ARECORD

**** List of CAPTURE Hardware Devices ****
card 1: Dummy [Dummy], device 0: Dummy PCM [Dummy PCM]
  Subdevices: 8/8
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
  Subdevice #3: subdevice #3
  Subdevice #4: subdevice #4
  Subdevice #5: subdevice #5
  Subdevice #6: subdevice #6
  Subdevice #7: subdevice #7
card 2: MATRIXIOSOUND [MATRIXIO-SOUND], device 0: matrixio.mic.0 snd-soc-dummy-dai-0 []
  Subdevices: 1/1
  Subdevice #0: subdevice #0

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

!!-------Mixer controls for card 0 [ALSA]

Card hw:0 'ALSA'/'bcm2835 ALSA'
  Mixer name	: 'Broadcom Mixer'
  Components	: ''
  Controls      : 5
  Simple ctrls  : 1
Simple mixer control 'PCM',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined
  Playback channels: Mono
  Limits: Playback -10239 - 400
  Mono: Playback 400 [100%] [4.00dB] [on]

!!-------Mixer controls for card 1 [Dummy]

Card hw:1 'Dummy'/'Dummy 1'
  Mixer name	: 'Dummy Mixer'
  Components	: ''
  Controls      : 11
  Simple ctrls  : 6
Simple mixer control 'Master',0
  Capabilities: volume cswitch
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: -50 - 100
  Front Left: 0 [33%] [-30.00dB] Capture [off]
  Front Right: 0 [33%] [-30.00dB] Capture [off]
Simple mixer control 'Synth',0
  Capabilities: volume cswitch
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: -50 - 100
  Front Left: 0 [33%] [-30.00dB] Capture [off]
  Front Right: 0 [33%] [-30.00dB] Capture [off]
Simple mixer control 'Line',0
  Capabilities: volume cswitch
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: -50 - 100
  Front Left: 0 [33%] [-30.00dB] Capture [off]
  Front Right: 0 [33%] [-30.00dB] Capture [off]
Simple mixer control 'CD',0
  Capabilities: volume cswitch
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: -50 - 100
  Front Left: 0 [33%] [-30.00dB] Capture [off]
  Front Right: 0 [33%] [-30.00dB] Capture [off]
Simple mixer control 'Mic',0
  Capabilities: volume cswitch
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: -50 - 100
  Front Left: 0 [33%] [-30.00dB] Capture [off]
  Front Right: 0 [33%] [-30.00dB] Capture [off]
Simple mixer control 'External I/O Box',0
  Capabilities: enum
  Items: 'None' 'CD Player'
  Item0: 'CD Player'

!!-------Mixer controls for card 2 [MATRIXIOSOUND]

Card hw:2 'MATRIXIOSOUND'/'MATRIXIO-SOUND'
  Mixer name	: ''
  Components	: ''
  Controls      : 3
  Simple ctrls  : 3
Simple mixer control 'Master_Playback_Switch',0
  Capabilities: enum
  Items: 'Speaker' 'Headphone'
  Item0: 'Headphone'
Simple mixer control 'MicArray Master',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 255
  Front Left: 255 [100%]
  Front Right: 255 [100%]
Simple mixer control 'Playback_Volume',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 32
  Mono: 17 [53%]


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

--startcollapse--
state.ALSA {
	control.1 {
		iface MIXER
		name 'PCM Playback Volume'
		value 400
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '-10239 - 400'
			dbmin -9999999
			dbmax 400
			dbvalue.0 400
		}
	}
	control.2 {
		iface MIXER
		name 'PCM Playback Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.3 {
		iface MIXER
		name 'PCM Playback Route'
		value 1
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 3'
		}
	}
	control.4 {
		iface PCM
		name 'IEC958 Playback Default'
		value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access 'read write'
			type IEC958
			count 1
		}
	}
	control.5 {
		iface PCM
		name 'IEC958 Playback Con Mask'
		value '0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access read
			type IEC958
			count 1
		}
	}
}
state.Dummy {
	control.1 {
		iface MIXER
		name 'Master Volume'
		value.0 0
		value.1 0
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '-50 - 100'
			dbmin -4500
			dbmax 0
			dbvalue.0 -3000
			dbvalue.1 -3000
		}
	}
	control.2 {
		iface MIXER
		name 'Master Capture Switch'
		value.0 false
		value.1 false
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.3 {
		iface MIXER
		name 'Synth Volume'
		value.0 0
		value.1 0
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '-50 - 100'
			dbmin -4500
			dbmax 0
			dbvalue.0 -3000
			dbvalue.1 -3000
		}
	}
	control.4 {
		iface MIXER
		name 'Synth Capture Switch'
		value.0 false
		value.1 false
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.5 {
		iface MIXER
		name 'Line Volume'
		value.0 0
		value.1 0
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '-50 - 100'
			dbmin -4500
			dbmax 0
			dbvalue.0 -3000
			dbvalue.1 -3000
		}
	}
	control.6 {
		iface MIXER
		name 'Line Capture Switch'
		value.0 false
		value.1 false
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.7 {
		iface MIXER
		name 'Mic Volume'
		value.0 0
		value.1 0
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '-50 - 100'
			dbmin -4500
			dbmax 0
			dbvalue.0 -3000
			dbvalue.1 -3000
		}
	}
	control.8 {
		iface MIXER
		name 'Mic Capture Switch'
		value.0 false
		value.1 false
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.9 {
		iface MIXER
		name 'CD Volume'
		value.0 0
		value.1 0
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '-50 - 100'
			dbmin -4500
			dbmax 0
			dbvalue.0 -3000
			dbvalue.1 -3000
		}
	}
	control.10 {
		iface MIXER
		name 'CD Capture Switch'
		value.0 false
		value.1 false
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.11 {
		iface MIXER
		name 'External I/O Box'
		value 'CD Player'
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 None
			item.1 'CD Player'
		}
	}
}
state.MATRIXIOSOUND {
	control.1 {
		iface MIXER
		name Master_Playback_Switch
		value Headphone
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 Speaker
			item.1 Headphone
		}
	}
	control.2 {
		iface MIXER
		name Playback_Volume
		value 17
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 32 (step 1)'
		}
	}
	control.3 {
		iface MIXER
		name 'MicArray Master'
		value.0 255
		value.1 255
		comment {
			access 'read write user'
			type INTEGER
			count 2
			range '0 - 255'
			tlv '0000000100000008ffffec1400000014'
			dbmin -5100
			dbmax 0
			dbvalue.0 0
			dbvalue.1 0
		}
	}
}
--endcollapse--


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

Module
fuse
rfcomm
bnep
hci_uart
btbcm
serdev
bluetooth
ecdh_generic
brcmfmac
brcmutil
sha256_generic
cfg80211
matrixio_uart
spidev
rfkill
raspberrypi_hwmon
bcm2835_codec
i2c_bcm2835
spi_bcm2835
v4l2_mem2mem
videobuf2_dma_contig
w1_gpio
wire
cn
fixed
hwmon
uio_pdrv_genirq
uio
joydev
evdev
bcm2835_v4l2
bcm2835_mmal_vchiq
vc_sm_cma
v4l2_common
videobuf2_vmalloc
videobuf2_memops
videobuf2_v4l2
videobuf2_common
videodev
media
i2c_dev
matrixio_codec
matrixio_playback
matrixio_mic
snd_soc_core
snd_compress
snd_pcm_dmaengine
matrixio_env
matrixio_imu
industrialio
matrixio_gpio
matrixio_everloop
matrixio_regmap
matrixio_core
snd_dummy
snd_bcm2835
snd_pcm
snd_timer
snd
ip_tables
x_tables
ipv6


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

[    2.275790] usb 1-1.3: new low-speed USB device number 4 using dwc_otg
[    2.390536] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned.
[    2.403226] bcm2835_audio soc:audio: card created with 8 channels
--
[    4.240366] matrixio-codec matrixio-codec: DMA mask not set
[    4.240843] matrixio-codec matrixio-codec: snd-soc-dummy-dai <-> matrixio-mic.0 mapping ok
[    4.241001] matrixio-codec matrixio-codec: snd-soc-dummy-dai <-> matrixio-pcm-out.0 mapping ok
[    4.263477] matrixio-gpio matrixio-gpio: DMA mask not set