dmesg

[    0.000000] Booting Linux on physical CPU 0x0
[    0.000000] Linux version 5.4.51-v7+ (dom@buildbot) (gcc version 4.9.3 (crosstool-NG crosstool-ng-1.22.0-88-g8460611)) #1333 SMP Mon Aug 10 16:45:19 BST 2020
[    0.000000] CPU: ARMv7 Processor [410fd034] revision 4 (ARMv7), cr=10c5383d
[    0.000000] CPU: div instructions available: patching division code
[    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
[    0.000000] OF: fdt: Machine model: Raspberry Pi 3 Model B Rev 1.2
[    0.000000] Memory policy: Data cache writealloc
[    0.000000] Reserved memory: created CMA memory pool at 0x37400000, size 64 MiB
[    0.000000] OF: reserved mem: initialized node linux,cma, compatible id shared-dma-pool
[    0.000000] On node 0 totalpages: 242688
[    0.000000]   Normal zone: 2133 pages used for memmap
[    0.000000]   Normal zone: 0 pages reserved
[    0.000000]   Normal zone: 242688 pages, LIFO batch:63
[    0.000000] percpu: Embedded 20 pages/cpu s49856 r8192 d23872 u81920
[    0.000000] pcpu-alloc: s49856 r8192 d23872 u81920 alloc=20*4096
[    0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 240555
[    0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_headphones=1 bcm2708_fb.fbwidth=656 bcm2708_fb.fbheight=416 bcm2708_fb.fbswap=1 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000  console=ttyS0,115200 console=tty1 root=PARTUUID=8b728e59-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait
[    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)
[    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)
[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
[    0.000000] Memory: 881516K/970752K available (8192K kernel code, 689K rwdata, 2552K rodata, 1024K init, 825K bss, 23700K reserved, 65536K cma-reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[    0.000000] ftrace: allocating 28275 entries in 56 pages
[    0.000000] rcu: Hierarchical RCU implementation.
[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
[    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[    0.000000] random: get_random_bytes called from start_kernel+0x328/0x500 with crng_init=0
[    0.000000] arch_timer: cp15 timer(s) running at 19.20MHz (phys).
[    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x46d987e47, max_idle_ns: 440795202767 ns
[    0.000007] sched_clock: 56 bits at 19MHz, resolution 52ns, wraps every 4398046511078ns
[    0.000022] Switching to timer-based delay loop, resolution 52ns
[    0.000290] Console: colour dummy device 80x30
[    0.000868] printk: console [tty1] enabled
[    0.000934] Calibrating delay loop (skipped), value calculated using timer frequency.. 38.40 BogoMIPS (lpj=192000)
[    0.000982] pid_max: default: 32768 minimum: 301
[    0.001382] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
[    0.001427] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
[    0.002809] Disabling memory control group subsystem
[    0.002931] CPU: Testing write buffer coherency: ok
[    0.003511] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
[    0.004467] Setting up static identity map for 0x100000 - 0x10003c
[    0.004684] rcu: Hierarchical SRCU implementation.
[    0.005381] smp: Bringing up secondary CPUs ...
[    0.006510] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
[    0.007772] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002
[    0.008913] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003
[    0.009064] smp: Brought up 1 node, 4 CPUs
[    0.009152] SMP: Total of 4 processors activated (153.60 BogoMIPS).
[    0.009180] CPU: All CPU(s) started in HYP mode.
[    0.009205] CPU: Virtualization extensions available.
[    0.010279] devtmpfs: initialized
[    0.026587] VFP support v0.3: implementor 41 architecture 3 part 40 variant 3 rev 4
[    0.026881] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.026939] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)
[    0.030093] pinctrl core: initialized pinctrl subsystem
[    0.031293] NET: Registered protocol family 16
[    0.035522] DMA: preallocated 1024 KiB pool for atomic coherent allocations
[    0.041833] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
[    0.041874] hw-breakpoint: maximum watchpoint size is 8 bytes.
[    0.042121] Serial: AMBA PL011 UART driver
[    0.044105] bcm2835-mbox 3f00b880.mailbox: mailbox enabled
[    0.060089] raspberrypi-firmware soc:firmware: Attached to firmware from 2020-09-02 21:15, variant start
[    0.070103] raspberrypi-firmware soc:firmware: Firmware hash is 4439d2aaa6c376a2d1ef4402f142e1cf4de37c43
[    0.121778] bcm2835-dma 3f007000.dma: DMA legacy API manager, dmachans=0x1
[    0.124022] SCSI subsystem initialized
[    0.124298] usbcore: registered new interface driver usbfs
[    0.124381] usbcore: registered new interface driver hub
[    0.124526] usbcore: registered new device driver usb
[    0.126488] clocksource: Switched to clocksource arch_sys_counter
[    1.287338] VFS: Disk quotas dquot_6.6.0
[    1.287482] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[    1.287701] FS-Cache: Loaded
[    1.287988] CacheFiles: Loaded
[    1.299250] thermal_sys: Registered thermal governor 'step_wise'
[    1.299650] NET: Registered protocol family 2
[    1.300718] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144 bytes, linear)
[    1.300792] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)
[    1.300932] TCP bind hash table entries: 8192 (order: 4, 65536 bytes, linear)
[    1.301142] TCP: Hash tables configured (established 8192 bind 8192)
[    1.301327] UDP hash table entries: 512 (order: 2, 16384 bytes, linear)
[    1.301400] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes, linear)
[    1.301714] NET: Registered protocol family 1
[    1.302438] RPC: Registered named UNIX socket transport module.
[    1.302469] RPC: Registered udp transport module.
[    1.302495] RPC: Registered tcp transport module.
[    1.302521] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    1.304247] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 7 counters available
[    1.307640] Initialise system trusted keyrings
[    1.307931] workingset: timestamp_bits=14 max_order=18 bucket_order=4
[    1.319723] FS-Cache: Netfs 'nfs' registered for caching
[    1.320544] NFS: Registering the id_resolver key type
[    1.320619] Key type id_resolver registered
[    1.320646] Key type id_legacy registered
[    1.320682] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[    1.322011] Key type asymmetric registered
[    1.322041] Asymmetric key parser 'x509' registered
[    1.322109] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249)
[    1.322146] io scheduler mq-deadline registered
[    1.322172] io scheduler kyber registered
[    1.326998] bcm2708_fb soc:fb: FB found 1 display(s)
[    1.338642] Console: switching to colour frame buffer device 82x26
[    1.345509] bcm2708_fb soc:fb: Registered framebuffer for display 0, size 656x416
[    1.355509] bcm2835-rng 3f104000.rng: hwrng registered
[    1.358684] vc-mem: phys_addr:0x00000000 mem_base=0x3ec00000 mem_size:0x40000000(1024 MiB)
[    1.364420] vc-sm: Videocore shared memory driver
[    1.367521] gpiomem-bcm2835 3f200000.gpiomem: Initialised: Registers at 0x3f200000
[    1.385520] brd: module loaded
[    1.400599] loop: module loaded
[    1.404491] Loading iSCSI transport class v2.0-870.
[    1.408034] libphy: Fixed MDIO Bus: probed
[    1.410703] usbcore: registered new interface driver lan78xx
[    1.413324] usbcore: registered new interface driver smsc95xx
[    1.415848] dwc_otg: version 3.00a 10-AUG-2012 (platform bus)
[    2.146736] Core Release: 2.80a
[    2.149129] Setting default values for core params
[    2.151559] Finished setting default values for core params
[    2.354411] Using Buffer DMA mode
[    2.356876] Periodic Transfer Interrupt Enhancement - disabled
[    2.359369] Multiprocessor Interrupt Enhancement - disabled
[    2.361832] OTG VER PARAM: 0, OTG VER FLAG: 0
[    2.364227] Dedicated Tx FIFOs mode
[    2.367192] WARN::dwc_otg_hcd_init:1074: FIQ DMA bounce buffers: virt = b7504000 dma = 0xf7504000 len=9024
[    2.371907] FIQ FSM acceleration enabled for :
               Non-periodic Split Transactions
               Periodic Split Transactions
               High-Speed Isochronous Endpoints
               Interrupt/Control Split Transaction hack enabled
[    2.382985] dwc_otg: Microframe scheduler enabled
[    2.383048] WARN::hcd_init_fiq:457: FIQ on core 1
[    2.385288] WARN::hcd_init_fiq:458: FIQ ASM at 806d89f4 length 36
[    2.387533] WARN::hcd_init_fiq:497: MPHI regs_base at bb810000
[    2.389772] dwc_otg 3f980000.usb: DWC OTG Controller
[    2.392073] dwc_otg 3f980000.usb: new USB bus registered, assigned bus number 1
[    2.394432] dwc_otg 3f980000.usb: irq 56, io mem 0x00000000
[    2.396759] Init: Port Power? op_state=1
[    2.398998] Init: Power Port (0)
[    2.401526] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.04
[    2.406039] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    2.408482] usb usb1: Product: DWC OTG Controller
[    2.410853] usb usb1: Manufacturer: Linux 5.4.51-v7+ dwc_otg_hcd
[    2.413275] usb usb1: SerialNumber: 3f980000.usb
[    2.416271] hub 1-0:1.0: USB hub found
[    2.418617] hub 1-0:1.0: 1 port detected
[    2.421651] dwc_otg: FIQ enabled
[    2.421662] dwc_otg: NAK holdoff enabled
[    2.421671] dwc_otg: FIQ split-transaction FSM enabled
[    2.421686] Module dwc_common_port init
[    2.422021] usbcore: registered new interface driver usb-storage
[    2.424533] mousedev: PS/2 mouse device common for all mice
[    2.428262] bcm2835-wdt bcm2835-wdt: Broadcom BCM2835 watchdog timer
[    2.432785] sdhci: Secure Digital Host Controller Interface driver
[    2.435208] sdhci: Copyright(c) Pierre Ossman
[    2.438254] mmc-bcm2835 3f300000.mmcnr: could not get clk, deferring probe
[    2.441371] sdhost-bcm2835 3f202000.mmc: could not get clk, deferring probe
[    2.444148] sdhci-pltfm: SDHCI platform and OF driver helper
[    2.448544] ledtrig-cpu: registered to indicate activity on CPUs
[    2.451506] hidraw: raw HID events driver (C) Jiri Kosina
[    2.454275] usbcore: registered new interface driver usbhid
[    2.456897] usbhid: USB HID core driver
[    2.460530] vchiq: vchiq_init_state: slot_zero = (ptrval)
[    2.464852] [vc_sm_connected_init]: start
[    2.473596] [vc_sm_connected_init]: end - returning 0
[    2.477860] Initializing XFRM netlink socket
[    2.480234] NET: Registered protocol family 17
[    2.482698] Key type dns_resolver registered
[    2.485676] Registering SWP/SWPB emulation handler
[    2.488396] registered taskstats version 1
[    2.490762] Loading compiled-in X.509 certificates
[    2.493598] Key type ._fscrypt registered
[    2.495897] Key type .fscrypt registered
[    2.508875] uart-pl011 3f201000.serial: cts_event_workaround enabled
[    2.511271] 3f201000.serial: ttyAMA0 at MMIO 0x3f201000 (irq = 81, base_baud = 0) is a PL011 rev2
[    2.517814] bcm2835-power bcm2835-power: Broadcom BCM2835 power domains driver
[    2.521705] mmc-bcm2835 3f300000.mmcnr: mmc_debug:0 mmc_debug2:0
[    2.524091] mmc-bcm2835 3f300000.mmcnr: DMA channel allocated
[    2.553068] sdhost: log_buf @ (ptrval) (f7507000)
[    2.592401] mmc1: queuing unknown CIS tuple 0x80 (2 bytes)
[    2.596361] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[    2.600254] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[    2.604401] mmc0: sdhost-bcm2835 loaded - DMA enabled (>1)
[    2.609112] of_cfs_init
[    2.611482] of_cfs_init: OK
[    2.614511] Waiting for root device PARTUUID=8b728e59-02...
[    2.627469] mmc1: queuing unknown CIS tuple 0x80 (7 bytes)
[    2.636657] Indeed it is in host mode hprt0 = 00021501
[    2.709863] random: fast init done
[    2.727512] mmc0: host does not support reading read-only switch, assuming write-enable
[    2.735186] mmc0: new high speed SDHC card at address 0001
[    2.738796] mmcblk0: mmc0:0001 00000 7.41 GiB
[    2.744314]  mmcblk0: p1 p2
[    2.769010] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
[    2.773627] VFS: Mounted root (ext4 filesystem) readonly on device 179:2.
[    2.784757] devtmpfs: mounted
[    2.795113] Freeing unused kernel memory: 1024K
[    2.805779] mmc1: new high speed SDIO card at address 0001
[    2.836914] Run /sbin/init as init process
[    2.846546] usb 1-1: new high-speed USB device number 2 using dwc_otg
[    2.849268] Indeed it is in host mode hprt0 = 00001101
[    3.086919] usb 1-1: New USB device found, idVendor=0424, idProduct=9514, bcdDevice= 2.00
[    3.092273] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    3.095903] hub 1-1:1.0: USB hub found
[    3.098860] hub 1-1:1.0: 5 ports detected
[    3.416552] usb 1-1.1: new high-speed USB device number 3 using dwc_otg
[    3.519761] systemd[1]: System time before build time, advancing clock.
[    3.546938] usb 1-1.1: New USB device found, idVendor=0424, idProduct=ec00, bcdDevice= 2.00
[    3.552460] usb 1-1.1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    3.558162] smsc95xx v1.0.6
[    3.650845] smsc95xx 1-1.1:1.0 eth0: register 'smsc95xx' at usb-3f980000.usb-1.1, smsc95xx USB 2.0 Ethernet, b8:27:eb:ea:0f:4e
[    3.688921] NET: Registered protocol family 10
[    3.694411] Segment Routing with IPv6
[    3.736813] systemd[1]: systemd 241 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid)
[    3.747061] systemd[1]: Detected architecture arm.
[    3.825802] systemd[1]: Set hostname to <raspberrypi>.
[    4.707351] random: systemd: uninitialized urandom read (16 bytes read)
[    4.723901] random: systemd: uninitialized urandom read (16 bytes read)
[    4.727509] systemd[1]: Listening on udev Kernel Socket.
[    4.734369] random: systemd: uninitialized urandom read (16 bytes read)
[    4.737927] systemd[1]: Listening on udev Control Socket.
[    4.744470] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[    4.754569] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
[    4.764931] systemd[1]: Listening on Journal Socket.
[    4.778357] systemd[1]: Mounting RPC Pipe File System...
[    4.790627] systemd[1]: Starting udev Coldplug all Devices...
[    5.637045] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null)
[    5.753272] systemd-journald[125]: Received request to flush runtime journal from PID 1
[    6.380658] vc_sm_cma: module is from the staging directory, the quality is unknown, you have been warned.
[    6.383401] bcm2835_vc_sm_cma_probe: Videocore shared memory driver
[    6.383434] [vc_sm_connected_init]: start
[    6.386970] [vc_sm_connected_init]: installed successfully
[    6.389951] mc: Linux media interface: v0.10
[    6.471747] videodev: Linux video capture interface: v2.00
[    6.539399] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned.
[    6.539491] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned.
[    6.554812] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned.
[    6.566740] bcm2835_isp: module is from the staging directory, the quality is unknown, you have been warned.
[    6.572152] bcm2835_v4l2: module is from the staging directory, the quality is unknown, you have been warned.
[    6.625771] bcm2835-isp bcm2835-isp: Device node output[0] registered as /dev/video13
[    6.641181] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned.
[    6.659625] bcm2835-isp bcm2835-isp: Device node capture[0] registered as /dev/video14
[    6.660860] bcm2835-isp bcm2835-isp: Device node capture[1] registered as /dev/video15
[    6.662113] bcm2835-isp bcm2835-isp: Device node stats[2] registered as /dev/video16
[    6.662143] bcm2835-isp bcm2835-isp: Register output node 0 with media controller
[    6.662165] bcm2835-isp bcm2835-isp: Register capture node 1 with media controller
[    6.662183] bcm2835-isp bcm2835-isp: Register capture node 2 with media controller
[    6.662201] bcm2835-isp bcm2835-isp: Register capture node 3 with media controller
[    6.662433] bcm2835-isp bcm2835-isp: Loaded V4L2 bcm2835-isp
[    6.676729] bcm2835-codec bcm2835-codec: Device registered as /dev/video10
[    6.676800] bcm2835-codec bcm2835-codec: Loaded V4L2 decode
[    6.683728] bcm2835-codec bcm2835-codec: Device registered as /dev/video11
[    6.683774] bcm2835-codec bcm2835-codec: Loaded V4L2 encode
[    6.695601] bcm2835-codec bcm2835-codec: Device registered as /dev/video12
[    6.695648] bcm2835-codec bcm2835-codec: Loaded V4L2 isp
[    6.970343] cfg80211: Loading compiled-in X.509 certificates for regulatory database
[    7.102892] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[    7.233583] brcmfmac: F1 signature read @0x18000000=0x1541a9a6
[    7.253035] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43430-sdio for chip BCM43430/1
[    7.253325] usbcore: registered new interface driver brcmfmac
[    7.276411] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43430-sdio.raspberrypi,3-model-b.txt failed with error -2
[    7.499599] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43430-sdio for chip BCM43430/1
[    7.499752] brcmfmac: brcmf_c_process_clm_blob: no clm_blob available (err=-2), device may have limited channels available
[    7.500737] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM43430/1 wl0: Oct 22 2019 01:59:28 version 7.45.98.94 (r723000 CY) FWID 01-3b33decd
[    8.900418] random: crng init done
[    8.900456] random: 7 urandom warning(s) missed due to ratelimiting
[    9.064166] uart-pl011 3f201000.serial: no DMA platform data
[    9.281218] 8021q: 802.1Q VLAN Support v1.8
[    9.676620] Adding 102396k swap on /var/swap.  Priority:-2 extents:2 across:307200k SSFS
[   10.088113] smsc95xx 1-1.1:1.0 eth0: hardware isn't capable of remote wakeup
[   11.508209] smsc95xx 1-1.1:1.0 eth0: link up, 100Mbps, full-duplex, lpa 0xCDE1
[   11.759471] ICMPv6: process `dhcpcd' is using deprecated sysctl (syscall) net.ipv6.neigh.eth0.retrans_time - use net.ipv6.neigh.eth0.retrans_time_ms instead
[   13.339432] Bluetooth: Core ver 2.22
[   13.339534] NET: Registered protocol family 31
[   13.339546] Bluetooth: HCI device and connection manager initialized
[   13.339575] Bluetooth: HCI socket layer initialized
[   13.339593] Bluetooth: L2CAP socket layer initialized
[   13.339626] Bluetooth: SCO socket layer initialized
[   13.349759] Bluetooth: HCI UART driver ver 2.3
[   13.349776] Bluetooth: HCI UART protocol H4 registered
[   13.349867] Bluetooth: HCI UART protocol Three-wire (H5) registered
[   13.350083] Bluetooth: HCI UART protocol Broadcom registered
[   13.649041] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[   13.649053] Bluetooth: BNEP filters: protocol multicast
[   13.649073] Bluetooth: BNEP socket layer initialized
[   13.687288] Bluetooth: RFCOMM TTY layer initialized
[   13.687332] Bluetooth: RFCOMM socket layer initialized
[   13.687357] Bluetooth: RFCOMM ver 1.11

dpkg install

Selecting previously unselected package aiy-voicebonnet-soundcard-dkms.
(Reading database ... 95401 files and directories currently installed.)
Preparing to unpack aiy-voicebonnet-soundcard-dkms_2.0-1_all.deb ...
Unpacking aiy-voicebonnet-soundcard-dkms (2.0-1) ...
Setting up aiy-voicebonnet-soundcard-dkms (2.0-1) ...
Loading new aiy-voicebonnet-soundcard-2.0 DKMS files...
It is likely that 5.4.51-v7+ belongs to a chroot's host
Building for 5.4.51+, 5.4.51-v7+, 5.4.51-v7l+ and 5.4.51-v8+
Building initial module for 5.4.51+
Done.

snd-aiy-voicebonnet.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.51+/kernel/sound/drivers/

rt5645.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.51+/kernel/sound/soc/codecs/

rl6231.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.51+/kernel/sound/soc/codecs/

depmod....

DKMS: install completed.
Building initial module for 5.4.51-v7+
Done.

snd-aiy-voicebonnet.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.51-v7+/kernel/sound/drivers/

rt5645.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.51-v7+/kernel/sound/soc/codecs/

rl6231.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.51-v7+/kernel/sound/soc/codecs/

depmod....

DKMS: install completed.
Building initial module for 5.4.51-v7l+
Done.

snd-aiy-voicebonnet.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.51-v7l+/kernel/sound/drivers/

rt5645.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.51-v7l+/kernel/sound/soc/codecs/

rl6231.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.51-v7l+/kernel/sound/soc/codecs/

depmod....

DKMS: install completed.
Module build for kernel 5.4.51-v8+ was skipped since the
kernel headers for this kernel does not seem to be installed.

lsmod

Module                  Size  Used by
cmac                   16384  1
rfcomm                 45056  2
bnep                   20480  2
hci_uart               40960  1
btbcm                  16384  1 hci_uart
bluetooth             376832  27 hci_uart,bnep,btbcm,rfcomm
ecdh_generic           16384  2 bluetooth
ecc                    32768  1 ecdh_generic
8021q                  32768  0
garp                   16384  1 8021q
stp                    16384  1 garp
llc                    16384  2 garp,stp
brcmfmac              319488  0
brcmutil               16384  1 brcmfmac
sha256_generic         16384  0
libsha256              20480  1 sha256_generic
cfg80211              679936  1 brcmfmac
rfkill                 28672  6 bluetooth,cfg80211
raspberrypi_hwmon      16384  0
bcm2835_codec          36864  0
v4l2_mem2mem           32768  1 bcm2835_codec
bcm2835_v4l2           45056  0
bcm2835_isp            32768  0
bcm2835_mmal_vchiq     28672  3 bcm2835_isp,bcm2835_codec,bcm2835_v4l2
videobuf2_vmalloc      16384  1 bcm2835_v4l2
videobuf2_dma_contig    20480  2 bcm2835_isp,bcm2835_codec
videobuf2_memops       16384  2 videobuf2_dma_contig,videobuf2_vmalloc
videobuf2_v4l2         28672  4 bcm2835_isp,bcm2835_codec,bcm2835_v4l2,v4l2_mem2mem
videobuf2_common       57344  5 bcm2835_isp,bcm2835_codec,bcm2835_v4l2,v4l2_mem2mem,videobuf2_v4l2
videodev              237568  6 bcm2835_isp,bcm2835_codec,videobuf2_common,bcm2835_v4l2,v4l2_mem2mem,videobuf2_v4l2
mc                     45056  6 bcm2835_isp,bcm2835_codec,videobuf2_common,videodev,v4l2_mem2mem,videobuf2_v4l2
vc_sm_cma              32768  2 bcm2835_isp,bcm2835_mmal_vchiq
uio_pdrv_genirq        16384  0
uio                    20480  1 uio_pdrv_genirq
fixed                  16384  0
ip_tables              28672  0
x_tables               32768  1 ip_tables
ipv6                  450560  26
nf_defrag_ipv6         20480  1 ipv6

modinfo

filename:       /lib/modules/5.4.51-v7+/kernel/sound/drivers/snd-aiy-voicebonnet.ko
license:        GPL v2
description:    ASoC Driver for Google AIY Voice Bonnet
author:         Dmitry Kovalev <dkovalev@google.com>
author:         Alex Van Damme <atv@google.com>
srcversion:     96994163CD9163E916245BE
alias:          of:N*T*Cgoogle,aiy-voicebonnetC*
alias:          of:N*T*Cgoogle,aiy-voicebonnet
depends:        snd-soc-core,rt5645
name:           snd_aiy_voicebonnet
vermagic:       5.4.51-v7+ SMP mod_unload modversions ARMv7 p2v8

remove

Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be REMOVED:
  aiy-voicebonnet-soundcard-dkms
0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
After this operation, 240 kB disk space will be freed.
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
	LANGUAGE = (unset),
	LC_ALL = (unset),
	LC_CTYPE = "UTF-8",
	LANG = "en_GB.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to a fallback locale ("en_GB.UTF-8").
locale: Cannot set LC_CTYPE to default locale: No such file or directory
locale: Cannot set LC_ALL to default locale: No such file or directory
(Reading database ... 95415 files and directories currently installed.)
Removing aiy-voicebonnet-soundcard-dkms (2.0-1) ...

-------- Uninstall Beginning --------
Module:  aiy-voicebonnet-soundcard
Version: 2.0
Kernel:  5.4.51+ (armv7l)
-------------------------------------

Status: Before uninstall, this module version was ACTIVE on this kernel.

snd-aiy-voicebonnet.ko:
 - Uninstallation
   - Deleting from: /lib/modules/5.4.51+/kernel/sound/drivers/
rmdir: failed to remove 'kernel/sound/drivers': Directory not empty
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.


rt5645.ko:
 - Uninstallation
   - Deleting from: /lib/modules/5.4.51+/kernel/sound/soc/codecs/
rmdir: failed to remove 'kernel/sound/soc/codecs': Directory not empty
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.


rl6231.ko:
 - Uninstallation
   - Deleting from: /lib/modules/5.4.51+/kernel/sound/soc/codecs/
rmdir: failed to remove 'kernel/sound/soc/codecs': Directory not empty
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.

depmod....

DKMS: uninstall completed.

-------- Uninstall Beginning --------
Module:  aiy-voicebonnet-soundcard
Version: 2.0
Kernel:  5.4.51-v7+ (armv7l)
-------------------------------------

Status: Before uninstall, this module version was ACTIVE on this kernel.

snd-aiy-voicebonnet.ko:
 - Uninstallation
   - Deleting from: /lib/modules/5.4.51-v7+/kernel/sound/drivers/
rmdir: failed to remove 'kernel/sound/drivers': Directory not empty
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.


rt5645.ko:
 - Uninstallation
   - Deleting from: /lib/modules/5.4.51-v7+/kernel/sound/soc/codecs/
rmdir: failed to remove 'kernel/sound/soc/codecs': Directory not empty
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.


rl6231.ko:
 - Uninstallation
   - Deleting from: /lib/modules/5.4.51-v7+/kernel/sound/soc/codecs/
rmdir: failed to remove 'kernel/sound/soc/codecs': Directory not empty
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.

depmod....

DKMS: uninstall completed.

-------- Uninstall Beginning --------
Module:  aiy-voicebonnet-soundcard
Version: 2.0
Kernel:  5.4.51-v7l+ (armv7l)
-------------------------------------

Status: Before uninstall, this module version was ACTIVE on this kernel.

snd-aiy-voicebonnet.ko:
 - Uninstallation
   - Deleting from: /lib/modules/5.4.51-v7l+/kernel/sound/drivers/
rmdir: failed to remove 'kernel/sound/drivers': Directory not empty
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.


rt5645.ko:
 - Uninstallation
   - Deleting from: /lib/modules/5.4.51-v7l+/kernel/sound/soc/codecs/
rmdir: failed to remove 'kernel/sound/soc/codecs': Directory not empty
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.


rl6231.ko:
 - Uninstallation
   - Deleting from: /lib/modules/5.4.51-v7l+/kernel/sound/soc/codecs/
rmdir: failed to remove 'kernel/sound/soc/codecs': Directory not empty
 - Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.

depmod....

DKMS: uninstall completed.

------------------------------
Deleting module version: 2.0
completely from the DKMS tree.
------------------------------
Done.