!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Thu Apr 19 13:14:39 UTC 2018 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.9.59-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.9.59-v7 Library version: 1.1.3 Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_soc_simple_card !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835 - bcm2835 ALSA bcm2835 ALSA 1 [sndrpisimplecar]: snd_rpi_simple_ - snd_rpi_simple_card snd_rpi_simple_card !!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 force_bulk : N !!Module: snd_soc_simple_card * : !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Apr 19 12:50 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Apr 19 13:14 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Apr 19 12:50 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Apr 19 12:50 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 56 Apr 19 13:14 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 Apr 19 13:14 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Apr 19 12:50 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Apr 19 12:50 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Apr 19 13:14 . drwxr-xr-x 3 root root 220 Apr 19 13:14 .. lrwxrwxrwx 1 root root 12 Apr 19 13:14 platform-asoc-simple-card.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 Apr 19 12:50 platform-soc:audio -> ../controlC0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] 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 0: ALSA [bcm2835 ALSA], device 1: bcm2835 ALSA [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: sndrpisimplecar [snd_rpi_simple_card], device 0: simple-card_codec_link snd-soc-dummy-dai-0 [] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: sndrpisimplecar [snd_rpi_simple_card], device 0: simple-card_codec_link 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 : 6 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -1996 [77%] [-19.96dB] [on] !!-------Mixer controls for card 1 [sndrpisimplecar]:] Card hw:1 'sndrpisimplecar'/'snd_rpi_simple_card' Mixer name : '' Components : '' Controls : 0 Simple ctrls : 0 !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -1996 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -1996 } } 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 0 comment { access 'read write' type INTEGER count 1 range '0 - 2' } } 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 } } control.6 { iface PCM name 'IEC958 Playback PCM Stream' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write inactive' type IEC958 count 1 } } } state.sndrpisimplecar { control { } } --endcollapse-- !!All Loaded Modules !!------------------ Module snd_soc_simple_card snd_soc_simple_card_utils my_loader rfcomm bluetooth brcmfmac brcmutil cfg80211 rfkill spidev snd_soc_bcm2835_i2s snd_soc_core snd_compress snd_pcm_dmaengine spi_bcm2835 bcm2835_gpiomem uio_pdrv_genirq uio fixed snd_bcm2835 snd_pcm snd_timer snd i2c_dev i2c_bcm2835 ip_tables x_tables ipv6 !!ALSA/HDA dmesg !!-------------- [ 1464.233837] Hello World :) [ 1464.248761] asoc-simple-card asoc-simple-card.0: snd-soc-dummy-dai <-> 3f203000.i2s mapping ok