Capture image from imx219 sensor on i.MX8MM

Frieder Schrempf frieder.schrempf at kontron.de
Tue Feb 7 07:24:45 PST 2023


On 06.02.23 16:50, Laurent Pinchart wrote:
> On Mon, Feb 06, 2023 at 04:38:27PM +0100, Frieder Schrempf wrote:
>> On 06.02.23 16:31, Laurent Pinchart wrote:
>>> On Mon, Feb 06, 2023 at 03:24:41PM +0100, Frieder Schrempf wrote:
>>>> Hi,
>>>>
>>>> I'm trying to get a camera stream on our i.MX8MM board up and running
>>>> with Linux 6.1. I'm using the RPi v2.1 camera module (imx219) as sensor.
>>>>
>>>> I basically copied the devicetree setup from Tim's overlay at
>>>> arch/arm64/boot/dts/freescale/imx8mm-venice-gw72xx-0x-imx219.dts.
>>>>
>>>> With all the drivers enabled the devices (imx219, imx7-media-csi,
>>>> imx-mipi-csis) seem to probe just fine and I see /dev/video0 and
>>>> /dev/media0.
>>>>
>>>> For the v4l subdevices I would expect to see one for the sensor and one
>>>> for the CSI bridge. But only the latter is there (see below).
>>>>
>>>> Is this correct? Am I missing something? How can I setup/enable the
>>>> pipeline/stream?
>>>
>>> Your expectations are correct, but the result isn't. You should see the
>>> camera sensor in the media graph. Has the imx219 been probed by the
>>> driver ? Did probe succeed ?
>>
>> Yes, the imx219_probe() works just fine and returns with code 0. I also
>> see v4l2_async_register_subdev_sensor() and the underlying code being
>> called.
>>
>> So I really don't understand why I'm missing the sensor subdev. Any
>> ideas how to continue debugging?
> 
> The issue seems to be with v4l2-async then. There's a debugfs file that
> lists the missing v4l2-async subdevs (I don't recall the path by heard),
> that can give useful information. Enabling the debug messages from
> v4l2-async.c may helpt too.

+Cc: Dave, Sakari, Javier (thanks for your help and debugging hints via
mail/IRC)

/sys/kernel/debug/v4l2-async/pending_async_subdevices gives me:

csis-32e30000.mipi-csi:
 [fwnode] dev=1-0010,
node=/soc at 0/bus at 30800000/i2c at 30a30000/sensor at 10/port/endpoint
imx219 1-0010:
imx-media:

So it looks like the async subdev for the imx219 sensor is still pending.

I have spent quite a few hours trying to understand how the code is
supposed to work, but I'm afraid it's too much for my brain at the moment ;)

I have attached a debug patch [1] adding printks in v4l2-async.c and the
boot log [2] with all the output below. Hopefully someone can have a
look and make something out of that. Feel free to let me know via email
or IRC if I can provide any further information.

Thanks!
-------------- next part --------------
[    0.000000] Booting Linux on physical CPU 0x0000000000 [0x410fd034]
[    0.000000] Linux version 6.2.0-rc7-ktn (oe-user at oe-host) (aarch64-ktn-linux-gcc (GCC) 11.3.0, GNU ld (GNU Binutils) 2.38.20220708) #1 SMP PREEMPT Tue Feb  7 08:25:13 UTC 2023
[    0.000000] Machine model: Kontron BL i.MX8MM (N801X S)
[    0.000000] efi: UEFI not found.
[    0.000000] NUMA: No NUMA configuration found
[    0.000000] NUMA: Faking a node at [mem 0x0000000040000000-0x000000013fffffff]
[    0.000000] NUMA: NODE_DATA [mem 0x13f7c2b00-0x13f7c4fff]
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x0000000040000000-0x00000000ffffffff]
[    0.000000]   DMA32    empty
[    0.000000]   Normal   [mem 0x0000000100000000-0x000000013fffffff]
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000040000000-0x000000013fffffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000040000000-0x000000013fffffff]
[    0.000000] cma: Reserved 1024 MiB at 0x00000000bbe00000
[    0.000000] psci: probing for conduit method from DT.
[    0.000000] psci: PSCIv1.1 detected in firmware.
[    0.000000] psci: Using standard PSCI v0.2 function IDs
[    0.000000] psci: MIGRATE_INFO_TYPE not supported.
[    0.000000] psci: SMC Calling Convention v1.2
[    0.000000] percpu: Embedded 20 pages/cpu s42024 r8192 d31704 u81920
[    0.000000] Detected VIPT I-cache on CPU0
[    0.000000] CPU features: detected: GIC system register CPU interface
[    0.000000] CPU features: detected: ARM erratum 845719
[    0.000000] alternatives: applying boot alternatives
[    0.000000] Fallback order for Node 0: 0
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 1032192
[    0.000000] Policy zone: Normal
[    0.000000] Kernel command line: root=/dev/nfs ip=192.168.1.11:192.168.1.10:::kontron-mx8mm:eth0:any nfsroot=192.168.1.10:/nfsroot,v3,tcp cma=1G rootwait
[    0.000000] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
[    0.000000] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
[    0.000000] software IO TLB: area num 4.
[    0.000000] software IO TLB: mapped [mem 0x00000000fbfff000-0x00000000fffff000] (64MB)
[    0.000000] Memory: 2976216K/4194304K available (13568K kernel code, 1222K rwdata, 4840K rodata, 2368K init, 545K bss, 169512K reserved, 1048576K cma-reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[    0.000000] rcu: Preemptible hierarchical RCU implementation.
[    0.000000] rcu: 	RCU event tracing is enabled.
[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=4.
[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
[    0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
[    0.000000] GICv3: GIC: Using split EOI/Deactivate mode
[    0.000000] GICv3: 128 SPIs implemented
[    0.000000] GICv3: 0 Extended SPIs implemented
[    0.000000] Root IRQ handler: gic_handle_irq
[    0.000000] GICv3: GICv3 features: 16 PPIs
[    0.000000] GICv3: CPU0: found redistributor 0 region 0:0x0000000038880000
[    0.000000] ITS: No ITS available, not enabling LPIs
[    0.000000] rcu: srcu_init: Setting srcu_struct sizes based on contention.
[    0.000000] arch_timer: cp15 timer(s) running at 8.00MHz (phys).
[    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x1d854df40, max_idle_ns: 440795202120 ns
[    0.000000] sched_clock: 56 bits at 8MHz, resolution 125ns, wraps every 2199023255500ns
[    0.000353] Console: colour dummy device 80x25
[    0.000363] printk: console [tty0] enabled
[    0.000858] Calibrating delay loop (skipped), value calculated using timer frequency.. 16.00 BogoMIPS (lpj=32000)
[    0.000881] pid_max: default: 32768 minimum: 301
[    0.000940] LSM: initializing lsm=capability,integrity
[    0.001043] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
[    0.001072] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
[    0.002504] rcu: Hierarchical SRCU implementation.
[    0.002526] rcu: 	Max phase no-delay instances is 1000.
[    0.003357] EFI services will not be available.
[    0.003583] smp: Bringing up secondary CPUs ...
[    0.004061] Detected VIPT I-cache on CPU1
[    0.004136] GICv3: CPU1: found redistributor 1 region 0:0x00000000388a0000
[    0.004178] CPU1: Booted secondary processor 0x0000000001 [0x410fd034]
[    0.004649] Detected VIPT I-cache on CPU2
[    0.004712] GICv3: CPU2: found redistributor 2 region 0:0x00000000388c0000
[    0.004736] CPU2: Booted secondary processor 0x0000000002 [0x410fd034]
[    0.005177] Detected VIPT I-cache on CPU3
[    0.005238] GICv3: CPU3: found redistributor 3 region 0:0x00000000388e0000
[    0.005259] CPU3: Booted secondary processor 0x0000000003 [0x410fd034]
[    0.005316] smp: Brought up 1 node, 4 CPUs
[    0.005403] SMP: Total of 4 processors activated.
[    0.005414] CPU features: detected: 32-bit EL0 Support
[    0.005424] CPU features: detected: 32-bit EL1 Support
[    0.005440] CPU features: detected: CRC32 instructions
[    0.005506] CPU: All CPU(s) started at EL2
[    0.005524] alternatives: applying system-wide alternatives
[    0.007432] devtmpfs: initialized
[    0.013542] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[    0.013594] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)
[    0.043563] pinctrl core: initialized pinctrl subsystem
[    0.045549] DMI not present or invalid.
[    0.046159] NET: Registered PF_NETLINK/PF_ROUTE protocol family
[    0.047073] DMA: preallocated 512 KiB GFP_KERNEL pool for atomic allocations
[    0.047276] DMA: preallocated 512 KiB GFP_KERNEL|GFP_DMA pool for atomic allocations
[    0.047441] DMA: preallocated 512 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations
[    0.047501] audit: initializing netlink subsys (disabled)
[    0.047623] audit: type=2000 audit(0.044:1): state=initialized audit_enabled=0 res=1
[    0.048000] thermal_sys: Registered thermal governor 'step_wise'
[    0.048033] cpuidle: using governor menu
[    0.048199] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
[    0.048287] ASID allocator initialised with 65536 entries
[    0.048955] Serial: AMBA PL011 UART driver
[    0.055254] imx8mm-pinctrl 30330000.pinctrl: initialized IMX pinctrl driver
[    0.066886] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages
[    0.066917] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page
[    0.066932] HugeTLB: registered 32.0 MiB page size, pre-allocated 0 pages
[    0.066944] HugeTLB: 508 KiB vmemmap can be freed for a 32.0 MiB page
[    0.066958] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages
[    0.066972] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page
[    0.066987] HugeTLB: registered 64.0 KiB page size, pre-allocated 0 pages
[    0.067000] HugeTLB: 0 KiB vmemmap can be freed for a 64.0 KiB page
[    0.068588] ACPI: Interpreter disabled.
[    0.069385] iommu: Default domain type: Translated
[    0.069405] iommu: DMA domain TLB invalidation policy: strict mode
[    0.069649] SCSI subsystem initialized
[    0.069932] usbcore: registered new interface driver usbfs
[    0.069969] usbcore: registered new interface driver hub
[    0.070007] usbcore: registered new device driver usb
[    0.070643] mc: Linux media interface: v0.10
[    0.070690] videodev: Linux video capture interface: v2.00
[    0.070754] pps_core: LinuxPPS API ver. 1 registered
[    0.070765] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti at linux.it>
[    0.070791] PTP clock support registered
[    0.070920] EDAC MC: Ver: 3.0.0
[    0.071496] FPGA manager framework
[    0.071573] Advanced Linux Sound Architecture Driver Initialized.
[    0.072353] vgaarb: loaded
[    0.072652] clocksource: Switched to clocksource arch_sys_counter
[    0.072831] VFS: Disk quotas dquot_6.6.0
[    0.072867] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[    0.073038] pnp: PnP ACPI: disabled
[    0.079203] NET: Registered PF_INET protocol family
[    0.079432] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
[    0.082247] tcp_listen_portaddr_hash hash table entries: 2048 (order: 3, 32768 bytes, linear)
[    0.082335] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear)
[    0.082361] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
[    0.082592] TCP bind hash table entries: 32768 (order: 8, 1048576 bytes, linear)
[    0.083553] TCP: Hash tables configured (established 32768 bind 32768)
[    0.083705] UDP hash table entries: 2048 (order: 4, 65536 bytes, linear)
[    0.083806] UDP-Lite hash table entries: 2048 (order: 4, 65536 bytes, linear)
[    0.084021] NET: Registered PF_UNIX/PF_LOCAL protocol family
[    0.084433] RPC: Registered named UNIX socket transport module.
[    0.084451] RPC: Registered udp transport module.
[    0.084462] RPC: Registered tcp transport module.
[    0.084474] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    0.084493] PCI: CLS 0 bytes, default 64
[    0.085132] hw perfevents: enabled with armv8_cortex_a53 PMU driver, 7 counters available
[    0.085846] kvm [1]: IPA Size Limit: 40 bits
[    0.087132] kvm [1]: GICv3: no GICV resource entry
[    0.087146] kvm [1]: disabling GICv2 emulation
[    0.087164] kvm [1]: GIC system register CPU interface enabled
[    0.087258] kvm [1]: vgic interrupt IRQ9
[    0.087360] kvm [1]: Hyp mode initialized successfully
[    0.088486] Initialise system trusted keyrings
[    0.088687] workingset: timestamp_bits=42 max_order=20 bucket_order=0
[    0.088988] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    0.089207] NFS: Registering the id_resolver key type
[    0.089262] Key type id_resolver registered
[    0.089274] Key type id_legacy registered
[    0.089303] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[    0.089317] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
[    0.089466] 9p: Installing v9fs 9p2000 file system support
[    0.124669] Key type asymmetric registered
[    0.124683] Asymmetric key parser 'x509' registered
[    0.124735] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 244)
[    0.124753] io scheduler mq-deadline registered
[    0.124764] io scheduler kyber registered
[    0.128006] EINJ: ACPI disabled.
[    0.136799] SoC: i.MX8MM revision 1.0
[    0.141870] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    0.143967] 30860000.serial: ttymxc0 at MMIO 0x30860000 (irq = 16, base_baud = 1500000) is a IMX
[    0.144488] 30880000.serial: ttymxc2 at MMIO 0x30880000 (irq = 17, base_baud = 1500000) is a IMX
[    0.144522] imx-uart 30880000.serial: Console IMX rounded baud rate from 114286 to 114300
[    0.144571] printk: console [ttymxc2] enabled
[    1.126108] 30890000.serial: ttymxc1 at MMIO 0x30890000 (irq = 18, base_baud = 1500000) is a IMX
[    1.144256] loop: module loaded
[    1.150889] tun: Universal TUN/TAP device driver, 1.6
[    1.156153] CAN device driver interface
[    1.160606] thunder_xcv, ver 1.0
[    1.163879] thunder_bgx, ver 1.0
[    1.167145] nicpf, ver 1.0
[    1.170627] hns3: Hisilicon Ethernet Network Driver for Hip08 Family - version
[    1.177871] hns3: Copyright (c) 2017 Huawei Corporation.
[    1.183231] hclge is initializing
[    1.186586] e1000e: Intel(R) PRO/1000 Network Driver
[    1.191565] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
[    1.197519] igb: Intel(R) Gigabit Ethernet Network Driver
[    1.202932] igb: Copyright (c) 2007-2014 Intel Corporation.
[    1.208538] igbvf: Intel(R) Gigabit Virtual Function Network Driver
[    1.214821] igbvf: Copyright (c) 2009 - 2012 Intel Corporation.
[    1.220881] sky2: driver version 1.30
[    1.225044] VFIO - User Level meta-driver version: 0.3
[    1.231934] usbcore: registered new interface driver usb-storage
[    1.240846] snvs_rtc 30370000.snvs:snvs-rtc-lp: registered as rtc0
[    1.247080] snvs_rtc 30370000.snvs:snvs-rtc-lp: setting system clock to 1970-01-01T00:00:00 UTC (0)
[    1.256271] i2c_dev: i2c /dev entries driver
[    1.261317] imx7-csi 32e20000.csi: Registered csi capture as /dev/video0
[    1.268186] __v4l2_async_nf_register:610
[    1.272130]   imx-media:
[    1.274676] v4l2_async_nf_try_all_subdevs:447
[    1.279048]   imx-media:
[    1.281593] v4l2_async_nf_try_all_subdevs:454
[    1.285965] imx7_csi_notify_complete:2178
[    1.291153] i.mx8mm_thermal 30260000.tmu: No OCOTP nvmem reference found, SoC-specific calibration not loaded. Please update your DT.
[    1.303945] ghes_edac: GHES probing device list is empty
[    1.304979] sdhci: Secure Digital Host Controller Interface driver
[    1.316524] sdhci: Copyright(c) Pierre Ossman
[    1.321082] Synopsys Designware Multimedia Card Interface Driver
[    1.327600] sdhci-pltfm: SDHCI platform and OF driver helper
[    1.334945] ledtrig-cpu: registered to indicate activity on CPUs
[    1.341184] SMCCC: SOC_ID: ARCH_SOC_ID not implemented, skipping ....
[    1.348164] caam 30900000.crypto: device ID = 0x0a16040100000000 (Era 9)
[    1.354896] caam 30900000.crypto: job rings = 2, qi = 0
[    1.362676] caam algorithms registered in /proc/crypto
[    1.368007] caam 30900000.crypto: caam pkc algorithms registered in /proc/crypto
[    1.375430] caam 30900000.crypto: registering rng-caam
[    1.382285] caam 30900000.crypto: rng crypto API alg registered prng-caam
[    1.390544] usbcore: registered new interface driver usbhid
[    1.396148] usbhid: USB HID core driver
[    1.404433] NET: Registered PF_PACKET protocol family
[    1.409533] can: controller area network core
[    1.413943] NET: Registered PF_CAN protocol family
[    1.418750] can: raw protocol
[    1.421735] can: broadcast manager protocol
[    1.425933] can: netlink gateway - max_hops=1
[    1.430383] 9pnet: Installing 9P2000 support
[    1.434710] Key type dns_resolver registered
[    1.448009] Loading compiled-in X.509 certificates
[    1.471560] gpio gpiochip0: Static allocation of GPIO base is deprecated, use dynamic allocation.
[    1.481811] gpio gpiochip1: Static allocation of GPIO base is deprecated, use dynamic allocation.
[    1.492337] gpio gpiochip2: Static allocation of GPIO base is deprecated, use dynamic allocation.
[    1.501638] random: crng init done
[    1.502850] gpio gpiochip3: Static allocation of GPIO base is deprecated, use dynamic allocation.
[    1.515529] gpio gpiochip4: Static allocation of GPIO base is deprecated, use dynamic allocation.
[    1.526485] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests
[    1.534906] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests
[    1.563552] nxp-pca9450 0-0025: pca9450a probed.
[    1.568286] i2c i2c-0: IMX I2C adapter registered
[    1.574158] i2c 1-0010: Fixing up cyclic dependency with 32e30000.mipi-csi
[    1.581331] imx219 1-0010: supply VANA not found, using dummy regulator
[    1.588140] imx219 1-0010: supply VDDL not found, using dummy regulator
[    1.604714] v4l2_async_register_subdev_sensor:1296
[    1.609531] v4l2_async_register_subdev_sensor:1311
[    1.614336] __v4l2_async_nf_register:610
[    1.618273]   imx219 1-0010:
[    1.621166] v4l2_async_nf_try_all_subdevs:447
[    1.625534]   imx219 1-0010:
[    1.628423]   imx-media:
[    1.630968] v4l2_async_register_subdev_sensor:1317
[    1.635773] v4l2_async_register_subdev:858
[    1.639880]   imx219 1-0010:
[    1.642771]   imx-media:
[    1.645317] v4l2_async_register_subdev:866
[    1.649426]   imx219 1-0010:
[    1.652309] v4l2_async_register_subdev:866
[    1.656422]   imx-media:
[    1.658964] v4l2_async_register_subdev:872
[    1.663075] v4l2_async_find_match:231
[    1.666749] v4l2_async_register_subdev_sensor:1323
[    1.671693] i2c i2c-1: IMX I2C adapter registered
[    1.678216] rtc-rv8803 3-0032: An alarm maybe have been missed.
[    1.689415] rtc-rv8803 3-0032: registered as rtc1
[    1.694258] i2c i2c-3: IMX I2C adapter registered
[    1.701296] imx6q-pcie 33800000.pcie: host bridge /soc at 0/pcie at 33800000 ranges:
[    1.708603] imx6q-pcie 33800000.pcie:       IO 0x001ff80000..0x001ff8ffff -> 0x0000000000
[    1.710257] etnaviv etnaviv: bound 38000000.gpu (ops gpu_ops)
[    1.716820] imx6q-pcie 33800000.pcie:      MEM 0x0018000000..0x001fefffff -> 0x0018000000
[    1.723602] etnaviv etnaviv: bound 38008000.gpu (ops gpu_ops)
[    1.736530] etnaviv-gpu 38000000.gpu: model: GC600, revision: 4653
[    1.742802] etnaviv-gpu 38000000.gpu: Need to move linear window on MC1.0, disabling TS
[    1.750837] etnaviv-gpu 38008000.gpu: model: GC520, revision: 5341
[    1.758304] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 0
[    1.768636] pps pps0: new PPS source ptp0
[    1.839197] fec 30be0000.ethernet eth0: registered PHC device 0
[    1.945171] imx6q-pcie 33800000.pcie: iATU: unroll T, 4 ob, 4 ib, align 64K, limit 4G
[    1.960957] ci_hdrc ci_hdrc.1: EHCI Host Controller
[    1.965895] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1
[    1.989045] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00
[    1.995595] hub 1-0:1.0: USB hub found
[    1.999385] hub 1-0:1.0: 1 port detected
[    2.005195] pwm-beeper pwm-beeper: supply amp not found, using dummy regulator
[    2.012684] input: pwm-beeper as /devices/platform/pwm-beeper/input/input0
[    2.021068] __v4l2_async_nf_register:610
[    2.025028]   csis-32e30000.mipi-csi:
[    2.028714] __v4l2_async_nf_register:619
[    2.032653]  [fwnode] dev=1-0010, node=/soc at 0/bus at 30800000/i2c at 30a30000/sensor at 10/port/endpoint
[    2.041386] __v4l2_async_nf_register:625
[    2.045323] v4l2_async_nf_try_all_subdevs:447
[    2.049694]   csis-32e30000.mipi-csi:
[    2.053375]   imx219 1-0010:
[    2.053677] imx6q-pcie 33800000.pcie: PCIe Gen.1 x1 link up
[    2.056256]   imx-media:
[    2.056259] v4l2_async_register_subdev:858
[    2.068481]   csis-32e30000.mipi-csi:
[    2.072157]  [fwnode] dev=1-0010, node=/soc at 0/bus at 30800000/i2c at 30a30000/sensor at 10/port/endpoint
[    2.080888]   imx219 1-0010:
[    2.083772]   imx-media:
[    2.086319] v4l2_async_register_subdev:866
[    2.090426]   csis-32e30000.mipi-csi:
[    2.094099] v4l2_async_register_subdev:866
[    2.098210]   imx219 1-0010:
[    2.101103] v4l2_async_register_subdev:866
[    2.105211]   imx-media:
[    2.107752] v4l2_async_register_subdev:872
[    2.111860] v4l2_async_find_match:231
[    2.115586] imx-mipi-csis 32e30000.mipi-csi: lanes: 2, freq: 333000000
[    2.122481] imx-cpufreq-dt imx-cpufreq-dt: cpu speed grade 2 mkt segment 2 supported-hw 0x4 0x4
[    2.135942] sdhci-esdhc-imx 30b50000.mmc: Got CD GPIO
[    2.156722] imx6q-pcie 33800000.pcie: PCIe Gen.2 x1 link up
[    2.161522] mmc0: SDHCI controller on 30b40000.mmc [30b40000.mmc] using ADMA
[    2.162324] imx6q-pcie 33800000.pcie: Link up, Gen2
[    2.173599] mmc1: SDHCI controller on 30b50000.mmc [30b50000.mmc] using ADMA
[    2.174245] imx6q-pcie 33800000.pcie: PCIe Gen.2 x1 link up
[    2.187152] imx6q-pcie 33800000.pcie: PCI host bridge to bus 0000:00
[    2.193541] pci_bus 0000:00: root bus resource [bus 00-ff]
[    2.199042] pci_bus 0000:00: root bus resource [io  0x0000-0xffff]
[    2.205236] pci_bus 0000:00: root bus resource [mem 0x18000000-0x1fefffff]
[    2.212149] pci 0000:00:00.0: [16c3:abcd] type 01 class 0x060400
[    2.218177] pci 0000:00:00.0: reg 0x10: [mem 0x00000000-0x000fffff]
[    2.224462] pci 0000:00:00.0: reg 0x38: [mem 0x00000000-0x0000ffff pref]
[    2.228210] mmc1: host does not support reading read-only switch, assuming write-enable
[    2.231208] pci 0000:00:00.0: supports D1
[    2.243214] pci 0000:00:00.0: PME# supported from D0 D1 D3hot D3cold
[    2.251105] pci 0000:01:00.0: [1d79:2263] type 00 class 0x010802
[    2.257216] pci 0000:01:00.0: reg 0x10: [mem 0x00000000-0x00003fff 64bit]
[    2.262659] mmc0: new HS400 Enhanced strobe MMC card at address 0001
[    2.264520] pci 0000:01:00.0: 4.000 Gb/s available PCIe bandwidth, limited by 5.0 GT/s PCIe x1 link at 0000:00:00.0 (capable of 15.752 Gb/s with 8.0 GT/s PCIe x2 link)
[    2.264662] usb 1-1: new high-speed USB device number 2 using ci_hdrc
[    2.271786] mmcblk0: mmc0:0001 032GB2 29.1 GiB
[    2.285638] pci 0000:00:00.0: BAR 0: assigned [mem 0x18000000-0x180fffff]
[    2.295739] mmcblk0boot0: mmc0:0001 032GB2 4.00 MiB
[    2.296312] pci 0000:00:00.0: BAR 14: assigned [mem 0x18100000-0x181fffff]
[    2.304956] mmcblk0boot1: mmc0:0001 032GB2 4.00 MiB
[    2.308058] pci 0000:00:00.0: BAR 6: assigned [mem 0x18200000-0x1820ffff pref]
[    2.316622] mmcblk0rpmb: mmc0:0001 032GB2 4.00 MiB, chardev (241:0)
[    2.319904] pci 0000:01:00.0: BAR 0: assigned [mem 0x18100000-0x18103fff 64bit]
[    2.340843] pci 0000:00:00.0: PCI bridge to [bus 01-ff]
[    2.346091] pci 0000:00:00.0:   bridge window [mem 0x18100000-0x181fffff]
[    2.350724] mmc1: new ultra high speed SDR104 SDHC card at address aaaa
[    2.353190] pcieport 0000:00:00.0: PME: Signaling with IRQ 215
[    2.360527] mmcblk1: mmc1:aaaa SL16G 14.8 GiB
[    2.375373]  mmcblk1: p1 p2
[    2.428063] hub 1-1:1.0: USB hub found
[    2.432315] hub 1-1:1.0: 5 ports detected
[    2.512067] Microsemi VSC8531 30be0000.ethernet-1:00: attached PHY driver (mii_bus:phy_addr=30be0000.ethernet-1:00, irq=POLL)
[    2.729028] usb 1-1.1: new high-speed USB device number 3 using ci_hdrc
[    5.602118] fec 30be0000.ethernet eth0: Link is Up - 1Gbps/Full - flow control rx/tx
[    5.625029] IP-Config: Guessing netmask 255.255.255.0
[    5.630108] IP-Config: Complete:
[    5.633354]      device=eth0, hwaddr=70:82:0e:13:9a:32, ipaddr=192.168.1.11, mask=255.255.255.0, gw=255.255.255.255
[    5.643814]      host=kontron-mx8mm, domain=, nis-domain=(none)
[    5.649751]      bootserver=192.168.1.10, rootserver=192.168.1.10, rootpath=
[    5.651593] ALSA device list:
[    5.661655]   No soundcards found.
[    5.688286] VFS: Mounted root (nfs filesystem) readonly on device 0:20.
[    5.696353] devtmpfs: mounted
[    5.699869] Freeing unused kernel memory: 2368K
[    5.708679] Run /sbin/init as init process
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