!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Wed Apr 8 13:58:16 UTC 2026 !!Linux Distribution !!------------------ Debian GNU/Linux 12 \n \l ARCH=arm PRETTY_NAME="Debian GNU/Linux 12 (bookworm)" 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: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 6.1.99 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.1.99 Library version: 1.2.8 Utilities version: 1.2.8 !!Loaded ALSA modules !!------------------- !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [rk3528acodec ]: simple-card - rk3528-acodec rk3528-acodec 1 [Set ]: USB-Audio - USB Headphone Set USB Headphone Set at usb-ff140000.usb-1, full speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 !!Loaded sound module options !!--------------------------- !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/asoc-simple-card Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/usb/drivers/snd-usb-audio Tree: !!USB Descriptors !!--------------- --startcollapse-- Bus 001 Device 002: ID 0c76:1607 JMTek, LLC. audio controller Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 0 bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x0c76 JMTek, LLC. idProduct 0x1607 audio controller bcdDevice 1.00 iManufacturer 0 iProduct 1 USB Headphone Set iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x00da bNumInterfaces 4 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 100mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 0 iInterface 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x0047 bInCollection 2 baInterfaceNr(0) 1 baInterfaceNr(1) 2 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 2 wTerminalType 0x0201 Microphone bAssocTerminal 0 bNrChannels 1 wChannelConfig 0x0001 Left Front (L) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 17 wTerminalType 0x0301 Speaker bAssocTerminal 0 bSourceID 49 iTerminal 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 18 wTerminalType 0x0101 USB Streaming bAssocTerminal 2 bSourceID 50 iTerminal 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 49 bSourceID 1 bControlSize 1 bmaControls(0) 0x01 Mute Control bmaControls(1) 0x02 Volume Control bmaControls(2) 0x02 Volume Control iFeature 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 50 bSourceID 2 bControlSize 1 bmaControls(0) 0x43 Mute Control Volume Control Automatic Gain Control bmaControls(1) 0x00 iFeature 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x00c8 1x 200 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 1 Milliseconds wLockDelay 0x0001 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 18 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0064 1x 100 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 0 bInterfaceProtocol 0 iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.00 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 50 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0004 1x 4 bytes bInterval 8 Device Status: 0x0000 (Bus Powered) --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- USB Headphone Set at usb-ff140000.usb-1, full speed : USB Audio Playback: Status: Stop Interface 1 Altset 1 Format: S16_LE Channels: 2 Endpoint: 0x01 (1 OUT) (ADAPTIVE) Rates: 48000 Bits: 16 Channel map: FL FR Capture: Status: Stop Interface 2 Altset 1 Format: S16_LE Channels: 1 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 48000 Bits: 16 Channel map: MONO --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0c761607, ctrlif=0, ctlerr=0 Card: USB Headphone Set at usb-ff140000.usb-1, full speed Unit: 49 Control: name="PCM Playback Volume", index=0 Info: id=49, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-7264, max=-16, dBmin=-2837, dBmax=-6 Unit: 49 Control: name="PCM Playback Switch", index=0 Info: id=49, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 50 Control: name="Auto Gain Control", index=0 Info: id=50, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 50 Control: name="Mic Capture Volume", index=0 Info: id=50, control=2, cmask=0x0, channels=1, type="S16" Volume: min=0, max=6096, dBmin=0, dBmax=2381 Unit: 50 Control: name="Mic Capture Switch", index=0 Info: id=50, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 3 Apr 8 13:56 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 6 Apr 8 13:56 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 2 Apr 8 13:56 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 5 Apr 8 13:56 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 4 Apr 8 13:56 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Apr 8 13:56 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Apr 8 13:56 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Apr 8 13:56 . drwxr-xr-x 4 root root 220 Apr 8 13:56 .. lrwxrwxrwx 1 root root 12 Apr 8 13:56 usb-0c76_USB_Headphone_Set-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Apr 8 13:56 . drwxr-xr-x 4 root root 220 Apr 8 13:56 .. lrwxrwxrwx 1 root root 12 Apr 8 13:56 platform-acodec-sound -> ../controlC0 lrwxrwxrwx 1 root root 12 Apr 8 13:56 platform-ff140000.usb-usb-0:1:1.0 -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: rk3528acodec [rk3528-acodec], device 0: ffb90000.sai-rk3528-hifi rk3528-hifi-0 [ffb90000.sai-rk3528-hifi rk3528-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Set [USB Headphone Set], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: Set [USB Headphone Set], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card rk3528acodec Card sysdefault:0 'rk3528acodec'/'rk3528-acodec' Mixer name : '' Components : '' Controls : 38 Simple ctrls : 36 Simple mixer control 'Clk Auto',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'DAC LEFT LINEOUT',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 30 Mono: 26 [87%] [0.00dB] Simple mixer control 'DAC RIGHT LINEOUT',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 30 Mono: 26 [87%] [0.00dB] Simple mixer control 'Receive Mono',0 Capabilities: enum Items: 'Disable' 'Enable' Item0: 'Disable' Simple mixer control 'Receive Mono Slot Select',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 128 Mono: 0 [0%] Simple mixer control 'Receive PATH0 Source Select',0 Capabilities: enum Items: 'From SDI0' 'From SDI1' 'From SDI2' 'From SDI3' Item0: 'From SDI0' Simple mixer control 'Receive PATH1 Source Select',0 Capabilities: enum Items: 'From SDI0' 'From SDI1' 'From SDI2' 'From SDI3' Item0: 'From SDI1' Simple mixer control 'Receive PATH2 Source Select',0 Capabilities: enum Items: 'From SDI0' 'From SDI1' 'From SDI2' 'From SDI3' Item0: 'From SDI2' Simple mixer control 'Receive PATH3 Source Select',0 Capabilities: enum Items: 'From SDI0' 'From SDI1' 'From SDI2' 'From SDI3' Item0: 'From SDI3' Simple mixer control 'Receive SDIx Select',0 Capabilities: enum Items: 'Auto' 'SDIx1' 'SDIx2' 'SDIx3' 'SDIx4' Item0: 'Auto' Simple mixer control 'Receive Start Mode Sel',0 Capabilities: enum Items: 'Standalone' 'Chained' Item0: 'Standalone' Simple mixer control 'SDI0 Loopback',0 Capabilities: enum Items: 'Disable' 'Enable' Item0: 'Disable' Simple mixer control 'SDI0 Loopback I2S LR',0 Capabilities: enum Items: 'Disable' 'Enable' Item0: 'Disable' Simple mixer control 'SDI0 Loopback I2S LR Channel Sel',0 Capabilities: enum Items: 'L:MIC R:LP' 'L:LP R:MIC' Item0: 'L:MIC R:LP' Simple mixer control 'SDI0 Loopback Src Select',0 Capabilities: enum Items: 'From SDO0' 'From SDO1' 'From SDO2' 'From SDO3' Item0: 'From SDO0' Simple mixer control 'SDI1 Loopback',0 Capabilities: enum Items: 'Disable' 'Enable' Item0: 'Disable' Simple mixer control 'SDI1 Loopback I2S LR',0 Capabilities: enum Items: 'Disable' 'Enable' Item0: 'Disable' Simple mixer control 'SDI1 Loopback I2S LR Channel Sel',0 Capabilities: enum Items: 'L:MIC R:LP' 'L:LP R:MIC' Item0: 'L:MIC R:LP' Simple mixer control 'SDI1 Loopback Src Select',0 Capabilities: enum Items: 'From SDO0' 'From SDO1' 'From SDO2' 'From SDO3' Item0: 'From SDO0' Simple mixer control 'SDI2 Loopback',0 Capabilities: enum Items: 'Disable' 'Enable' Item0: 'Disable' Simple mixer control 'SDI2 Loopback I2S LR',0 Capabilities: enum Items: 'Disable' 'Enable' Item0: 'Disable' Simple mixer control 'SDI2 Loopback I2S LR Channel Sel',0 Capabilities: enum Items: 'L:MIC R:LP' 'L:LP R:MIC' Item0: 'L:MIC R:LP' Simple mixer control 'SDI2 Loopback Src Select',0 Capabilities: enum Items: 'From SDO0' 'From SDO1' 'From SDO2' 'From SDO3' Item0: 'From SDO0' Simple mixer control 'SDI3 Loopback',0 Capabilities: enum Items: 'Disable' 'Enable' Item0: 'Disable' Simple mixer control 'SDI3 Loopback I2S LR',0 Capabilities: enum Items: 'Disable' 'Enable' Item0: 'Disable' Simple mixer control 'SDI3 Loopback I2S LR Channel Sel',0 Capabilities: enum Items: 'L:MIC R:LP' 'L:LP R:MIC' Item0: 'L:MIC R:LP' Simple mixer control 'SDI3 Loopback Src Select',0 Capabilities: enum Items: 'From SDO0' 'From SDO1' 'From SDO2' 'From SDO3' Item0: 'From SDO0' Simple mixer control 'Sync In',0 Capabilities: enum Items: 'From IO' 'From Sync Port' Item0: 'From IO' Simple mixer control 'Sync Out',0 Capabilities: enum Items: 'From CRU' 'From IO' Item0: 'From CRU' Simple mixer control 'Transmit Mono',0 Capabilities: enum Items: 'Disable' 'Enable' Item0: 'Disable' Simple mixer control 'Transmit SDO0 Source Select',0 Capabilities: enum Items: 'From PATH0' 'From PATH1' 'From PATH2' 'From PATH3' Item0: 'From PATH0' Simple mixer control 'Transmit SDO1 Source Select',0 Capabilities: enum Items: 'From PATH0' 'From PATH1' 'From PATH2' 'From PATH3' Item0: 'From PATH1' Simple mixer control 'Transmit SDO2 Source Select',0 Capabilities: enum Items: 'From PATH0' 'From PATH1' 'From PATH2' 'From PATH3' Item0: 'From PATH2' Simple mixer control 'Transmit SDO3 Source Select',0 Capabilities: enum Items: 'From PATH0' 'From PATH1' 'From PATH2' 'From PATH3' Item0: 'From PATH3' Simple mixer control 'Transmit SDOx Select',0 Capabilities: enum Items: 'Auto' 'SDOx1' 'SDOx2' 'SDOx3' 'SDOx4' Item0: 'Auto' Simple mixer control 'Transmit Start Mode Sel',0 Capabilities: enum Items: 'Standalone' 'Chained' Item0: 'Standalone' !!-------Mixer controls for card Set Card sysdefault:1 'Set'/'USB Headphone Set at usb-ff140000.usb-1, full speed' Mixer name : 'USB Mixer' Components : 'USB0c76:1607' Controls : 7 Simple ctrls : 3 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 38 Mono: Front Left: Playback 11 [29%] [-20.18dB] [on] Front Right: Playback 11 [29%] [-20.18dB] [on] Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 16 Mono: Capture 8 [50%] [11.90dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!Alsactl output !!-------------- --startcollapse-- state.rk3528acodec { control.1 { iface MIXER name 'Transmit Start Mode Sel' value Standalone comment { access 'read write' type ENUMERATED count 1 item.0 Standalone item.1 Chained } } control.2 { iface MIXER name 'Receive Start Mode Sel' value Standalone comment { access 'read write' type ENUMERATED count 1 item.0 Standalone item.1 Chained } } control.3 { iface MIXER name 'Transmit SDOx Select' value Auto comment { access 'read write' type ENUMERATED count 1 item.0 Auto item.1 SDOx1 item.2 SDOx2 item.3 SDOx3 item.4 SDOx4 } } control.4 { iface MIXER name 'Receive SDIx Select' value Auto comment { access 'read write' type ENUMERATED count 1 item.0 Auto item.1 SDIx1 item.2 SDIx2 item.3 SDIx3 item.4 SDIx4 } } control.5 { iface MIXER name 'Receive Mono Slot Select' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 128' dbmin 0 dbmax 16384 dbvalue.0 0 } } control.6 { iface MIXER name 'Receive Mono Switch' value Disable comment { access 'read write' type ENUMERATED count 1 item.0 Disable item.1 Enable } } control.7 { iface MIXER name 'Transmit Mono Switch' value Disable comment { access 'read write' type ENUMERATED count 1 item.0 Disable item.1 Enable } } control.8 { iface MIXER name 'SDI3 Loopback I2S LR Channel Sel' value 'L:MIC R:LP' comment { access 'read write' type ENUMERATED count 1 item.0 'L:MIC R:LP' item.1 'L:LP R:MIC' } } control.9 { iface MIXER name 'SDI2 Loopback I2S LR Channel Sel' value 'L:MIC R:LP' comment { access 'read write' type ENUMERATED count 1 item.0 'L:MIC R:LP' item.1 'L:LP R:MIC' } } control.10 { iface MIXER name 'SDI1 Loopback I2S LR Channel Sel' value 'L:MIC R:LP' comment { access 'read write' type ENUMERATED count 1 item.0 'L:MIC R:LP' item.1 'L:LP R:MIC' } } control.11 { iface MIXER name 'SDI0 Loopback I2S LR Channel Sel' value 'L:MIC R:LP' comment { access 'read write' type ENUMERATED count 1 item.0 'L:MIC R:LP' item.1 'L:LP R:MIC' } } control.12 { iface MIXER name 'SDI3 Loopback I2S LR Switch' value Disable comment { access 'read write' type ENUMERATED count 1 item.0 Disable item.1 Enable } } control.13 { iface MIXER name 'SDI2 Loopback I2S LR Switch' value Disable comment { access 'read write' type ENUMERATED count 1 item.0 Disable item.1 Enable } } control.14 { iface MIXER name 'SDI1 Loopback I2S LR Switch' value Disable comment { access 'read write' type ENUMERATED count 1 item.0 Disable item.1 Enable } } control.15 { iface MIXER name 'SDI0 Loopback I2S LR Switch' value Disable comment { access 'read write' type ENUMERATED count 1 item.0 Disable item.1 Enable } } control.16 { iface MIXER name 'SDI3 Loopback Src Select' value 'From SDO0' comment { access 'read write' type ENUMERATED count 1 item.0 'From SDO0' item.1 'From SDO1' item.2 'From SDO2' item.3 'From SDO3' } } control.17 { iface MIXER name 'SDI2 Loopback Src Select' value 'From SDO0' comment { access 'read write' type ENUMERATED count 1 item.0 'From SDO0' item.1 'From SDO1' item.2 'From SDO2' item.3 'From SDO3' } } control.18 { iface MIXER name 'SDI1 Loopback Src Select' value 'From SDO0' comment { access 'read write' type ENUMERATED count 1 item.0 'From SDO0' item.1 'From SDO1' item.2 'From SDO2' item.3 'From SDO3' } } control.19 { iface MIXER name 'SDI0 Loopback Src Select' value 'From SDO0' comment { access 'read write' type ENUMERATED count 1 item.0 'From SDO0' item.1 'From SDO1' item.2 'From SDO2' item.3 'From SDO3' } } control.20 { iface MIXER name 'SDI3 Loopback Switch' value Disable comment { access 'read write' type ENUMERATED count 1 item.0 Disable item.1 Enable } } control.21 { iface MIXER name 'SDI2 Loopback Switch' value Disable comment { access 'read write' type ENUMERATED count 1 item.0 Disable item.1 Enable } } control.22 { iface MIXER name 'SDI1 Loopback Switch' value Disable comment { access 'read write' type ENUMERATED count 1 item.0 Disable item.1 Enable } } control.23 { iface MIXER name 'SDI0 Loopback Switch' value Disable comment { access 'read write' type ENUMERATED count 1 item.0 Disable item.1 Enable } } control.24 { iface MIXER name 'Sync Out Switch' value 'From CRU' comment { access 'read write' type ENUMERATED count 1 item.0 'From CRU' item.1 'From IO' } } control.25 { iface MIXER name 'Sync In Switch' value 'From IO' comment { access 'read write' type ENUMERATED count 1 item.0 'From IO' item.1 'From Sync Port' } } control.26 { iface MIXER name 'Receive PATH3 Source Select' value 'From SDI3' comment { access 'read write' type ENUMERATED count 1 item.0 'From SDI0' item.1 'From SDI1' item.2 'From SDI2' item.3 'From SDI3' } } control.27 { iface MIXER name 'Receive PATH2 Source Select' value 'From SDI2' comment { access 'read write' type ENUMERATED count 1 item.0 'From SDI0' item.1 'From SDI1' item.2 'From SDI2' item.3 'From SDI3' } } control.28 { iface MIXER name 'Receive PATH1 Source Select' value 'From SDI1' comment { access 'read write' type ENUMERATED count 1 item.0 'From SDI0' item.1 'From SDI1' item.2 'From SDI2' item.3 'From SDI3' } } control.29 { iface MIXER name 'Receive PATH0 Source Select' value 'From SDI0' comment { access 'read write' type ENUMERATED count 1 item.0 'From SDI0' item.1 'From SDI1' item.2 'From SDI2' item.3 'From SDI3' } } control.30 { iface MIXER name 'Transmit SDO3 Source Select' value 'From PATH3' comment { access 'read write' type ENUMERATED count 1 item.0 'From PATH0' item.1 'From PATH1' item.2 'From PATH2' item.3 'From PATH3' } } control.31 { iface MIXER name 'Transmit SDO2 Source Select' value 'From PATH2' comment { access 'read write' type ENUMERATED count 1 item.0 'From PATH0' item.1 'From PATH1' item.2 'From PATH2' item.3 'From PATH3' } } control.32 { iface MIXER name 'Transmit SDO1 Source Select' value 'From PATH1' comment { access 'read write' type ENUMERATED count 1 item.0 'From PATH0' item.1 'From PATH1' item.2 'From PATH2' item.3 'From PATH3' } } control.33 { iface MIXER name 'Transmit SDO0 Source Select' value 'From PATH0' comment { access 'read write' type ENUMERATED count 1 item.0 'From PATH0' item.1 'From PATH1' item.2 'From PATH2' item.3 'From PATH3' } } control.34 { iface MIXER name 'Clk Auto Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.35 { iface PCM name 'PCM Read Wait Time MS' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 10000 (step 1)' } } control.36 { iface PCM name 'PCM Write Wait Time MS' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 10000 (step 1)' } } control.37 { iface MIXER name 'DAC LEFT LINEOUT Volume' value 26 comment { access 'read write' type INTEGER count 1 range '0 - 30' dbmin -9999999 dbmax 600 dbvalue.0 0 } } control.38 { iface MIXER name 'DAC RIGHT LINEOUT Volume' value 26 comment { access 'read write' type INTEGER count 1 range '0 - 30' dbmin -9999999 dbmax 600 dbvalue.0 0 } } } state.Set { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.3 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'PCM Playback Volume' value.0 11 value.1 11 comment { access 'read write' type INTEGER count 2 range '0 - 38' dbmin -2837 dbmax -6 dbvalue.0 -2018 dbvalue.1 -2018 } } control.5 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Mic Capture Volume' value 8 comment { access 'read write' type INTEGER count 1 range '0 - 16' dbmin 0 dbmax 2381 dbvalue.0 1190 } } control.7 { iface MIXER name 'Auto Gain Control' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ binfmt_misc cryptodev ip_tables ledtrig_netdev mali rk_crypto snd_hwdep snd_usb_audio snd_usbmidi_lib uio uio_pdrv_genirq !!ALSA/HDA dmesg !!-------------- [ 3.023744] rockchip-suspend not set wakeup-config for mem-ultra [ 3.024341] ALSA device list: [ 3.024356] #0: rk3528-acodec -- [ 7.267776] rk-crypto ffc40000.crypto: CRYPTO V3.0.0.0 multi Accelerator successfully registered [ 7.555771] usbcore: registered new interface driver snd-usb-audio [ 7.897593] rk_gmac-dwmac ffbe0000.ethernet eth0: Register MEM_TYPE_PAGE_POOL RxQ-0 !!Packages installed !!-------------------- ii alsa-tools 1.2.5-3 arm64 Console based ALSA utilities for specific hardware ii alsa-utils 1.2.8-1 arm64 Utilities for configuring and using ALSA