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

!!Script ran on: Fri May  4 07:39:37 UTC 2018


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

Debian GNU/Linux 9 \n \l PRETTY_NAME="Debian GNU/Linux 9 (stretch)" NAME="Debian GNU/Linux" ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/"


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

Manufacturer:      
Product Name:      
Product Version:   
Firmware Version:  


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

Kernel release:    4.4.52
Operating System:  GNU/Linux
Architecture:      armv7l
Processor:         unknown
SMP Enabled:       Yes


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

Driver version:     k4.4.52
Library version:    1.1.3
Utilities version:  1.1.3


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



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

Pulseaudio:
      Installed - Yes (/usr/bin/pulseaudio)
      Running - Yes


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

 0 [rockchiptyyscod]: rockchip_tyys-c - rockchip,tyys-codec
                      rockchip,tyys-codec


!!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
!!---------------------------


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

crw-rw----  1 root audio 116,  2 Nov  4  2016 /dev/snd/controlC0
crw-rw----  1 root audio 116,  4 Nov  4  2016 /dev/snd/pcmC0D0c
crw-rw----  1 root audio 116,  3 Nov  4  2016 /dev/snd/pcmC0D0p
crw-rw----  1 root audio 116,  5 Nov  4  2016 /dev/snd/pcmC0D1p
crw-rw----  1 root audio 116,  1 Nov  4  2016 /dev/snd/seq
crw-rw----  1 root audio 116, 33 Nov  4  2016 /dev/snd/timer

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root  60 Nov  4  2016 .
drwxr-xr-x 3 root root 180 Nov  4  2016 ..
lrwxrwxrwx 1 root root  12 Nov  4  2016 platform-sound -> ../controlC0


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

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: rockchiptyyscod [rockchip,tyys-codec], device 0: ff890000.i2s-ES8323 HiFi ES8323 HiFi-0 []
  Subdevices: 0/1
  Subdevice #0: subdevice #0
card 0: rockchiptyyscod [rockchip,tyys-codec], device 1: ff890000.i2s-i2s-hifi i2s-hifi-1 []
  Subdevices: 1/1
  Subdevice #0: subdevice #0

ARECORD

**** List of CAPTURE Hardware Devices ****
card 0: rockchiptyyscod [rockchip,tyys-codec], device 0: ff890000.i2s-ES8323 HiFi ES8323 HiFi-0 []
  Subdevices: 1/1
  Subdevice #0: subdevice #0

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

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

Card hw:0 'rockchiptyyscod'/'rockchip,tyys-codec'
  Mixer name	: ''
  Components	: ''
  Controls      : 1
  Simple ctrls  : 0


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

--startcollapse--
state.rockchiptyyscod {
	control.1 {
		iface PCM
		name ELD
		value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access 'read volatile'
			type BYTES
			count 128
		}
	}
}
--endcollapse--


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

Module


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

[    3.352205] rockchip-saradc ff100000.saradc: Looking up vref-supply from device tree
[    3.353165] usbcore: registered new interface driver snd-usb-audio
[    3.359908] of_get_named_gpiod_flags: can't parse 'spk-con-gpio' property of node '/i2c@ff660000/es8323@10[0]'
--
[    5.384405] rockchip-drm display-subsystem: bound ff930000.vop (ops 0xc0c4aff0)
[    5.391878] dwhdmi-rockchip ff980000.hdmi: Detected HDMI controller 0x20:0xa:0xa0:0xc1
[    5.400378] rockchip-drm display-subsystem: bound ff980000.hdmi (ops 0xc0c47d74)
--
[    5.565774] input: adc-keys as /devices/platform/adc-keys/input/input4
[    5.572996] of_get_named_gpiod_flags: can't parse 'simple-audio-card,hp-det-gpio' property of node '/sound[0]'
[    5.573006] of_get_named_gpiod_flags: can't parse 'simple-audio-card,mic-det-gpio' property of node '/sound[0]'
[    5.694235] asoc-simple-card sound: ES8323 HiFi <-> ff890000.i2s mapping ok
[    5.702177] asoc-simple-card sound: i2s-hifi <-> ff890000.i2s mapping ok

--
[    5.842286] vcc_sensor: disabling
[    5.846379] ALSA device list:
[    5.849344]   #0: rockchip,tyys-codec