Trying 192.168.56.21... Connected to conserv1. Escape character is '^]'. ser2net port telnet,3001 device serialdev, /dev/serial/by-path/platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.2.1.4:1.0-port0, 115200n81, local=false [] (Debian GNU/Linux) U-Boot SPL 2015.10-00061-g68849f9 (Jan 08 2016 - 17:01:43) U-Boot 2015.10-00061-g68849f9 (Jan 08 2016 - 17:01:43 +0100) CPU: Freescale i.MX6Q rev1.2 at 792 MHz Reset cause: POR Board: UDOO Quad DRAM: 1 GiB MMC: FSL_SDHC: 0 *** Warning - bad CRC, using default environment No panel detected: default to HDMI Display: HDMI (1024x768) In: serial Out: serial Err: serial Net: using phy at 6 FEC [PRIME] Hit any key to stop autoboot: 3  0 => setenv autoload no setenv autoload no => setenv initrd_high 0xffffffff setenv initrd_high 0xffffffff => setenv fdt_high 0xffffffff setenv fdt_high 0xffffffff => dhcp dhcp FEC Waiting for PHY auto negotiation to complete.... done BOOTP broadcast 1 BOOTP broadcast 2 BOOTP broadcast 3 BOOTP broadcast 4 BOOTP broadcast 5 *** Unhandled DHCP Option in OFFER/ACK: 42 *** Unhandled DHCP Option in OFFER/ACK: 42 DHCP client bound to address 192.168.56.34 (3802 ms) => setenv serverip 192.168.56.75 setenv serverip 192.168.56.75 => tftp 0x12000000 647703/tftp-deploy-5d7ujx89/kernel/zImage tftp 0x12000000 647703/tftp-deploy-5d7ujx89/kernel/zImage Using FEC device TFTP from server 192.168.56.75; our IP address is 192.168.56.34 Filename '647703/tftp-deploy-5d7ujx89/kernel/zImage'. Load address: 0x12000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# 9.4 MiB/s done Bytes transferred = 12403200 (bd4200 hex) => tftp 0x13000000 647703/tftp-deploy-5d7ujx89/ramdisk/ramdisk.cpio.gz.uboot tftp 0x13000000 647703/tftp-deploy-5d7ujx89/ramdisk/ramdisk.cpio.gz.uboot Using FEC device TFTP from server 192.168.56.75; our IP address is 192.168.56.34 Filename '647703/tftp-deploy-5d7ujx89/ramdisk/ramdisk.cpio.gz.uboot'. Load address: 0x13000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ##################### 9.5 MiB/s done Bytes transferred = 19383715 (127c5a3 hex) => setenv initrd_size ${filesize} setenv initrd_size ${filesize} => tftp 0x18000000 647703/tftp-deploy-5d7ujx89/dtb/imx6q-udoo.dtb tftp 0x18000000 647703/tftp-deploy-5d7ujx89/dtb/imx6q-udoo.dtb Using FEC device TFTP from server 192.168.56.75; our IP address is 192.168.56.34 Filename '647703/tftp-deploy-5d7ujx89/dtb/imx6q-udoo.dtb'. Load address: 0x18000000 Loading: *### 7 MiB/s done Bytes transferred = 36444 (8e5c hex) => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/ram0 console_msg_format=syslog earlycon ip=dhcp' setenv bootargs 'console=ttymxc1,115200n8 root=/dev/ram0 console_msg_format=syslog earlycon ip=dhcp' => bootz 0x12000000 0x13000000 0x18000000 bootz 0x12000000 0x13000000 0x18000000 Kernel image @ 0x12000000 [ 0x000000 - 0xbd4200 ] ## Loading init Ramdisk from Legacy Image at 13000000 ... Image Name: Image Type: ARM Linux RAMDisk Image (uncompressed) Data Size: 19383651 Bytes = 18.5 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 18000000 Booting using the fdt blob at 0x18000000 Using Device Tree in place at 18000000, end 1800be5b Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.185-cip35 (KernelCI@build-j72455-arm-gcc-10-multi-v7-defconfig-kselftest-bwll6) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Jun 21 18:39:45 UTC 2023 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: Udoo i.MX6 Quad Board [ 0.000000] earlycon: ec_imx21 at MMIO 0x021e8000 (options '') [ 0.000000] printk: bootconsole [ec_imx21] enabled [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: UEFI not found. [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/ram0 console_msg_format=syslog earlycon ip=dhcp <6>[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) <6>[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) <6>[ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off <6>[ 0.000000] Memory: 917612K/1048576K available (17408K kernel code, 2658K rwdata, 8108K rodata, 2048K init, 6693K bss, 65428K reserved, 65536K cma-reserved, 196608K highmem) <6>[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 <6>[ 0.000000] ftrace: allocating 55432 entries in 163 pages <6>[ 0.000000] ftrace: allocated 163 pages with 4 groups <6>[ 0.000000] Running RCU self tests <6>[ 0.000000] rcu: Hierarchical RCU implementation. <6>[ 0.000000] rcu: RCU event tracing is enabled. <6>[ 0.000000] rcu: RCU lockdep checking is enabled. <6>[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4. <6>[ 0.000000] Rude variant of Tasks RCU enabled. <6>[ 0.000000] Tracing variant of Tasks RCU enabled. <6>[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. <6>[ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 <6>[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 <6>[ 0.000000] L2C-310 errata 752271 769419 enabled <6>[ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 <6>[ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 <6>[ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines <6>[ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled <6>[ 0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB <6>[ 0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001 <6>[ 0.000000] Switching to timer-based delay loop, resolution 333ns <6>[ 0.000009] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns <6>[ 0.008444] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns <6>[ 0.022546] Console: colour dummy device 80x30 <4>[ 0.024449] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.032457] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.036805] ... MAX_LOCK_DEPTH: 48 <4>[ 0.041216] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.045851] ... CLASSHASH_SIZE: 4096 <4>[ 0.050437] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.055135] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.059858] ... CHAINHASH_SIZE: 32768 <4>[ 0.064531] memory used by lock dependency info: 4061 kB <4>[ 0.070211] memory used for stack traces: 2112 kB <4>[ 0.075233] per task-struct memory footprint: 1536 bytes <6>[ 0.080971] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) <6>[ 0.091362] pid_max: default: 32768 minimum: 301 <6>[ 0.096566] LSM: Security Framework initializing <6>[ 0.101153] LSM support for eBPF active <6>[ 0.105263] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.112778] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) <6>[ 0.123304] CPU: Testing write buffer coherency: ok <6>[ 0.125915] CPU0: Spectre v2: using BPIALL workaround <6>[ 0.132043] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.140518] Setting up static identity map for 0x10300000 - 0x103000ac <6>[ 0.146750] rcu: Hierarchical SRCU implementation. <6>[ 0.158199] EFI services will not be available. <6>[ 0.161254] smp: Bringing up secondary CPUs ... <6>[ 0.167788] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 <6>[ 0.167803] CPU1: Spectre v2: using BPIALL workaround <6>[ 0.179595] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 <6>[ 0.179610] CPU2: Spectre v2: using BPIALL workaround <6>[ 0.191054] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 <6>[ 0.191069] CPU3: Spectre v2: using BPIALL workaround <6>[ 0.200110] smp: Brought up 1 node, 4 CPUs <6>[ 0.203816] SMP: Total of 4 processors activated (24.00 BogoMIPS). <6>[ 0.210354] CPU: All CPU(s) started in SVC mode. <6>[ 0.217673] devtmpfs: initialized <6>[ 0.261279] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 <6>[ 0.268908] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.276636] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) <6>[ 0.288464] pinctrl core: initialized pinctrl subsystem <6>[ 0.297489] DMI not present or invalid. <6>[ 0.300894] NET: Registered protocol family 16 <6>[ 0.312644] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.325659] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.326173] cpuidle: using governor menu <6>[ 0.334228] CPU identified as i.MX6Q, silicon rev 1.2 <6>[ 0.735198] vdd1p1: supplied by regulator-dummy <6>[ 0.759758] vdd3p0: supplied by regulator-dummy <6>[ 0.783777] vdd2p5: supplied by regulator-dummy <6>[ 0.807893] vddarm: supplied by regulator-dummy <6>[ 0.832819] vddpu: supplied by regulator-dummy <6>[ 0.856126] vddsoc: supplied by regulator-dummy <6>[ 1.535349] No ATAGs? <6>[ 1.536224] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. <6>[ 1.543327] hw-breakpoint: maximum watchpoint size is 4 bytes. <6>[ 1.563329] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver <6>[ 1.588197] Serial: AMBA PL011 UART driver <6>[ 1.642905] Kprobes globally optimized <6>[ 1.732681] iommu: Default domain type: Translated <6>[ 1.736410] vgaarb: loaded <5>[ 1.741831] SCSI subsystem initialized <6>[ 1.744922] usbcore: registered new interface driver usbfs <6>[ 1.749096] usbcore: registered new interface driver hub <6>[ 1.754490] usbcore: registered new device driver usb <6>[ 1.764427] i2c i2c-1: IMX I2C adapter registered <6>[ 1.769338] i2c i2c-2: IMX I2C adapter registered <6>[ 1.774909] pps_core: LinuxPPS API ver. 1 registered <6>[ 1.777367] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 1.786811] PTP clock support registered <6>[ 1.805740] clocksource: Switched to clocksource mxc_timer1 <6>[ 3.418683] NET: Registered protocol family 2 <6>[ 3.421069] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 3.431269] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) <6>[ 3.437364] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) <6>[ 3.445319] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) <6>[ 3.454164] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 3.460282] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear) <6>[ 3.467274] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.473991] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 3.481853] NET: Registered protocol family 1 <6>[ 3.488449] RPC: Registered named UNIX socket transport module. <6>[ 3.491879] RPC: Registered udp transport module. <6>[ 3.496947] RPC: Registered tcp transport module. <6>[ 3.501803] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 3.508578] NET: Registered protocol family 44 <6>[ 3.513213] PCI: CLS 0 bytes, default 64 <6>[ 3.519467] Trying to unpack rootfs image as initramfs... <6>[ 5.788282] Freeing initrd memory: 18932K <4>[ 5.790832] hw perfevents: no interrupt-affinity property for /pmu, guessing. <6>[ 5.799269] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available <5>[ 5.813414] Initialise system trusted keyrings <6>[ 5.816303] workingset: timestamp_bits=30 max_order=18 bucket_order=0 <6>[ 5.866850] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 5.873380] NFS: Registering the id_resolver key type <5>[ 5.876111] Key type id_resolver registered <5>[ 5.880315] Key type id_legacy registered <6>[ 5.885111] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 5.891655] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 5.899403] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 5.905769] Key type asymmetric registered <5>[ 5.908230] Asymmetric key parser 'x509' registered <6>[ 5.913588] bounce: pool size: 64 pages <6>[ 5.917533] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 5.925086] io scheduler mq-deadline registered <6>[ 5.929864] io scheduler kyber registered <4>[ 5.934908] test_firmware: interface ready <6>[ 6.064760] mxs-dma 110000.dma-apbh: initialized <4>[ 6.116102] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 <6>[ 6.123257] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware <6>[ 6.346806] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 6.367408] SuperH (H)SCI(F) driver initialized <6>[ 6.372174] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 70, base_baud = 5000000) is a IMX <6>[ 6.378874] printk: console [ttymxc1] enabled <6>[ 6.378874] printk: console [ttymxc1] enabled <6>[ 6.387555] printk: bootconsole [ec_imx21] disabled <6>[ 6.387555] printk: bootconsole [ec_imx21] disabled <6>[ 6.401702] 21f0000.serial: ttymxc3 at MMIO 0x21f0000 (irq = 71, base_baud = 5000000) is a IMX <6>[ 6.415767] msm_serial: driver initialized <6>[ 6.420951] STMicroelectronics ASC driver initialized <6>[ 6.431217] STM32 USART driver initialized <6>[ 6.453798] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 <6>[ 6.510235] brd: module loaded <6>[ 6.562605] loop: module loaded <6>[ 6.568946] lkdtm: No crash points registered, enable through debugfs <6>[ 6.587639] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024 <6>[ 6.595953] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480 <6>[ 6.604255] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000 <6>[ 6.612785] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000 <4>[ 6.621059] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator <4>[ 6.629550] ahci-imx 2200000.sata: supply phy not found, using dummy regulator <4>[ 6.637538] ahci-imx 2200000.sata: supply target not found, using dummy regulator <6>[ 6.649032] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled <6>[ 6.656404] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode <6>[ 6.665490] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst <6>[ 6.679522] scsi host0: ahci-imx <6>[ 6.685110] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 74 <6>[ 6.737489] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 6.748242] pps pps0: new PPS source ptp0 <6>[ 6.808657] fec 2188000.ethernet eth0: registered PHC device 0 <6>[ 6.818225] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 6.823485] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 6.829965] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 6.835702] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 6.857959] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 6.865863] usbcore: registered new interface driver pegasus <6>[ 6.872021] usbcore: registered new interface driver asix <6>[ 6.877893] usbcore: registered new interface driver ax88179_178a <6>[ 6.884402] usbcore: registered new interface driver cdc_ether <6>[ 6.890757] usbcore: registered new interface driver smsc75xx <6>[ 6.897023] usbcore: registered new interface driver smsc95xx <6>[ 6.903200] usbcore: registered new interface driver net1080 <6>[ 6.909324] usbcore: registered new interface driver cdc_subset <6>[ 6.915717] usbcore: registered new interface driver zaurus <6>[ 6.921810] usbcore: registered new interface driver cdc_ncm <6>[ 6.937411] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 6.944301] ehci-pci: EHCI PCI platform driver <6>[ 6.949223] ehci-platform: EHCI generic platform driver <6>[ 6.955471] ehci-orion: EHCI orion driver <6>[ 6.960512] SPEAr-ehci: EHCI SPEAr driver <6>[ 6.965447] ehci-st: EHCI STMicroelectronics driver <6>[ 6.971302] ehci-exynos: EHCI Exynos driver <6>[ 6.976471] ehci-atmel: EHCI Atmel driver <6>[ 6.981380] tegra-ehci: Tegra EHCI driver <6>[ 6.986380] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 6.992917] ohci-pci: OHCI PCI platform driver <6>[ 6.997841] ohci-platform: OHCI generic platform driver <6>[ 7.004047] SPEAr-ohci: OHCI SPEAr driver <6>[ 7.009018] ohci-st: OHCI STMicroelectronics driver <6>[ 7.014810] ohci-atmel: OHCI Atmel driver <6>[ 7.022424] usbcore: registered new interface driver usb-storage <6>[ 7.028414] ata1: SATA link down (SStatus 0 SControl 300) <6>[ 7.034690] ahci-imx 2200000.sata: no device found, disabling link. <6>[ 7.041325] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug <6>[ 7.053614] i2c /dev entries driver <6>[ 7.120430] sdhci: Secure Digital Host Controller Interface driver <6>[ 7.127016] sdhci: Copyright(c) Pierre Ossman <6>[ 7.138878] Synopsys Designware Multimedia Card Interface Driver <6>[ 7.150639] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 7.160140] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO <6>[ 7.168834] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 7.178247] usbcore: registered new interface driver usbhid <6>[ 7.184113] usbhid: USB HID core driver <6>[ 7.204997] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA <6>[ 7.207471] ipip: IPv4 and MPLS over IPv4 tunneling driver <6>[ 7.220350] IPv4 over IPsec tunneling driver <6>[ 7.229551] NET: Registered protocol family 10 <6>[ 7.239541] Segment Routing with IPv6 <6>[ 7.249308] NET: Registered protocol family 17 <4>[ 7.250359] mmc2: host does not support reading read-only switch, assuming write-enable <5>[ 7.263639] Key type dns_resolver registered <6>[ 7.264694] mmc2: new high speed SDXC card at address 59b4 <6>[ 7.277508] mmcblk2: mmc2:59b4 SD128 119 GiB <6>[ 7.288887] ThumbEE CPU extension supported. <6>[ 7.291609] mmcblk2: p1 p2 <5>[ 7.293482] Registering SWP/SWPB emulation handler <5>[ 7.303056] Loading compiled-in X.509 certificates <4>[ 7.444332] imx_usb 2184000.usb: No over current polarity defined <3>[ 8.070859] mxs_phy 20c9000.usbphy: Data pin can't make good contact. <4>[ 8.095299] imx_usb 2184200.usb: No over current polarity defined