IMX6Q android系统的内核反复重启

[stevenhuang]

移植系统到了自己的板卡上，内核启不起来，反复到一个位置就重启，可能是什么原因呢？ 下面是日志

U-Boot 2009.08 ( 4鏈?11 2018 - 14:44:01)

CPU: Freescale i.MX6 family TO1.5 at 792 MHz
Temperature: 59 C, calibration data 0x59b51269
mx6q pll1: 792MHz
mx6q pll2: 528MHz
mx6q pll3: 480MHz
mx6q pll8: 50MHz
ipg clock : 66000000Hz
ipg per clock : 66000000Hz
uart clock : 80000000Hz
cspi clock : 60000000Hz
ahb clock : 132000000Hz
axi clock : 264000000Hz
emi_slow clock: 132000000Hz
ddr clock : 528000000Hz
usdhc1 clock : 198000000Hz
usdhc2 clock : 198000000Hz
usdhc3 clock : 198000000Hz
usdhc4 clock : 198000000Hz
nfc clock : 24000000Hz
Board: i.MX6Q-SABRESD: unknown-board Board: 0x63015 [WDOG ]
Boot Device: MMC
I2C: ready
DRAM: 1 GB
MMC: FSL_USDHC: 0,FSL_USDHC: 1,FSL_USDHC: 2,FSL_USDHC: 3
*** Warning - bad CRC or MMC, using default environment

In: serial
Out: serial
Err: serial
config_ipu_lvds_clk: freq = 497750400.
config_ipu_lvds_clk: set pll3_pfd1 clock to 504MHz, divider = 17.
Net: got MAC address from IIM: 00:00:00:00:00:00
FEC0 [PRIME]
WatchDog is disabled
Hit any key to stop autoboot: 0
kernel @ 10808000 (4804264)
ramdisk @ 11800000 (500100)
kernel cmdline:
use uboot command line:
console=ttymxc0,115200 androidboot.console=ttymxc0 vmalloc=400M init=/init video=mxcfb0:dev=ldb,LDB-AUO1366X768,if=RGB24,bpp=32 video=mxcfb1:dev=hdmi,1920x1080M@60,if=RGB24,bpp=32 ldb=sin0 audio_codec=wm8960-24M video=mxcfb2:off fbmem=28M,28M fec_mac=1E:ED:19:27:1A:B3 androidboot.hardware=freescale

Starting kernel ...

Uncompressing Linux... done, booting the kernel.
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Linux version 3.0.35 (root@cdbl-N61PB-M2S) (gcc version 4.6.x-google 20120106 (prerelease) (GCC) ) #1 SMP PREEMPT Thu Apr 12 11:47:33 CST 2018
[ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c53c7d
[ 0.000000] CPU: VIPT nonaliasing data cache, VIPT aliasing instruction cache
[ 0.000000] Machine: Freescale i.MX 6Quad/DualLite/Solo Sabre-SD Board
[ 0.000000] Memory policy: ECC disabled, Data cache writealloc
[ 0.000000] CPU identified as i.MX6Q, unknown revision
[ 0.000000] On node 0 totalpages: 198400
[ 0.000000] free_area_init_node: node 0, pgdat c09821e0, node_mem_map c0b2d000
[ 0.000000] Normal zone: 800 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 101600 pages, LIFO batch:31
[ 0.000000] HighMem zone: 1248 pages used for memmap
[ 0.000000] HighMem zone: 94752 pages, LIFO batch:31
[ 0.000000] PERCPU: Embedded 7 pages/cpu @c1336000 s6528 r8192 d13952 u32768
[ 0.000000] pcpu-alloc: s6528 r8192 d13952 u32768 alloc=8*4096
[ 0.000000] pcpu-alloc: [0] 0 [0] 1
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 196352
[ 0.000000] Kernel command line: console=ttymxc0,115200 androidboot.console=ttymxc0 vmalloc=400M init=/init video=mxcfb0:dev=ldb,LDB-AUO1366X768,if=RGB24,bpp=32 video=mxcfb1:dev=hdmi,1920x1080M@60,if=RGB24,bpp=32 ldb=sin0 audio_codec=wm8960-24M video=mxcfb2:off fbmem=28M,28M fec_mac=1E:ED:19:27:1A:B3 androidboot.hardware=freescale
[ 0.000000] PID hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)
[ 0.000000] Memory: 767MB 8MB = 775MB total
[ 0.000000] Memory: 772976k/772976k available, 275600k reserved, 384000K highmem
[ 0.000000] Virtual kernel memory layout:
[ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB)
[ 0.000000] fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB)
[ 0.000000] DMA : 0xfbe00000 - 0xffe00000 ( 64 MB)
[ 0.000000] vmalloc : 0xd9800000 - 0xf2000000 ( 392 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xd9000000 ( 400 MB)
[ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)
[ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB)
[ 0.000000] .init : 0xc0008000 - 0xc0047000 ( 252 kB)
[ 0.000000] .text : 0xc0047000 - 0xc0900760 (8934 kB)
[ 0.000000] .data : 0xc0902000 - 0xc0999498 ( 606 kB)
[ 0.000000] .bss : 0xc09994bc - 0xc0b2c128 (1612 kB)
[ 0.000000] Preemptible hierarchical RCU implementation.
[ 0.000000] NR_IRQS:624
[ 0.000000] MXC GPIO hardware
[ 0.000000] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 1431655ms
[ 0.000000] arm_max_freq=1GHz
[ 0.000000] MXC_Early serial console at MMIO 0x2020000 (options '115200')
[ 0.000000] bootconsole [ttymxc0] enabled
[ 0.270663] Calibrating delay loop... 1581.05 BogoMIPS (lpj=7905280)
[ 0.363402] pid_max: default: 32768 minimum: 301
[ 0.368265] Mount-cache hash table entries: 512
[ 0.373560] Initializing cgroup subsys debug
[ 0.377853] Initializing cgroup subsys cpuacct
[ 0.382353] Initializing cgroup subsys freezer
[ 0.386880] CPU: Testing write buffer coherency: ok
[ 0.392065] hw perfevents: enabled with ARMv7 Cortex-A9 PMU driver, 7 counters available
[ 0.512737] CPU1: Booted secondary processor
[ 0.572062] Brought up 2 CPUs
[ 0.579323] SMP: Total of 2 processors activated (3162.11 BogoMIPS).
[ 0.610430] print_constraints: dummy:
[ 0.614468] NET: Registered protocol family 16
[ 0.624249] print_constraints: vddpu: 725 <--> 1300 mV at 700 mV fast normal
[ 0.631772] print_constraints: vddcore: 725 <--> 1300 mV at 1150 mV fast normal
[ 0.639603] print_constraints: vddsoc: 725 <--> 1300 mV at 1200 mV fast normal
[ 0.647317] print_constraints: vdd2p5: 2000 <--> 2775 mV at 2400 mV fast normal
[ 0.655117] print_constraints: vdd1p1: 800 <--> 1400 mV at 1100 mV fast normal
[ 0.662863] print_constraints: vdd3p0: 2625 <--> 3400 mV at 3000 mV fast normal
[ 0.673455] ram_console: got buffer at 3ff00000, size 100000
[ 0.679254] ram_console: found existing buffer, size 18541, start 18541
[ 0.738099] console [ram-1] enabled
[ 0.741693] uart5 is added

[ 0.988823] hw-breakpoint: found 6 breakpoint and 1 watchpoint registers.
[ 0.996074] hw-breakpoint: 1 breakpoint(s) reserved for watchpoint single-step.
[ 1.003590] hw-breakpoint: maximum watchpoint size is 4 bytes.
[ 1.009558] L310 cache controller enabled
[ 1.013685] l2x0: 16 ways, CACHE_ID 0x410000c7, AUX_CTRL 0x32070000, Cache size: 1048576 B
[ 1.059507] bio: create slab <bio-0> at 0
[ 1.067599] mxs-dma mxs-dma-apbh: initialized
[ 1.072488] print_constraints: vmmc: 3300 mV
[ 1.077832] vgaarb: loaded
[ 1.081847] SCSI subsystem initialized
[ 1.086174] libata version 3.00 loaded.
[ 1.090635] spi_imx imx6q-ecspi.1: probed
[ 1.095673] usbcore: registered new interface driver usbfs
[ 1.101407] usbcore: registered new interface driver hub
[ 1.107091] usbcore: registered new device driver usb
[ 1.112258] Freescale USB OTG Driver loaded, $Revision: 1.55 $
[ 1.118772] i2c_gpio_probe,106
[ 1.121924] i2c_gpio_probe,112
[ 1.125087] i2c_gpio_probe,122
[ 1.128234] i2c_gpio_probe,129
[ 1.131832] i2c-gpio i2c-gpio.3: using pins 35 (SDA) and 169 (SCL)
[ 1.332033] mc_pfuze 1-0008: recv failed!:-5,0
[ 1.336589] mc_pfuze: probe of 1-0008 failed with error -1
[ 1.362102] imx-ipuv3 imx-ipuv3.0: IPU DMFC NORMAL mode: 1(0~1), 5B(4,5), 5F(6,7)
[ 1.382096] imx-ipuv3 imx-ipuv3.1: IPU DMFC NORMAL mode: 1(0~1), 5B(4,5), 5F(6,7)
[ 1.389956] mxc_mipi_csi2 mxc_mipi_csi2: i.MX MIPI CSI2 driver probed
[ 1.396600] mxc_mipi_csi2 mxc_mipi_csi2: i.MX MIPI CSI2 dphy version is 0x3130302a
[ 1.404503] MIPI CSI2 driver module loaded
[ 1.408949] Advanced Linux Sound Architecture Driver Version 1.0.24.
[ 1.416402] Bluetooth: Core ver 2.16
[ 1.420288] NET: Registered protocol family 31
[ 1.424846] Bluetooth: HCI device and connection manager initialized
[ 1.431376] Bluetooth: HCI socket layer initialized
[ 1.436360] Bluetooth: L2CAP socket layer initialized
[ 1.441596] Bluetooth: SCO socket layer initialized
[ 1.447014] i2c-core: driver [max17135] using legacy suspend method
[ 1.453470] i2c-core: driver [max17135] using legacy resume method
[ 1.459779] Switching to clocksource mxc_timer1
[ 1.476104] NET: Registered protocol family 2
[ 1.480723] IP route cache hash table entries: 16384 (order: 4, 65536 bytes)
[ 1.488426] TCP established hash table entries: 65536 (order: 7, 524288 bytes)
[ 1.496843] TCP bind hash table entries: 65536 (order: 7, 786432 bytes)
[ 1.504832] TCP: Hash tables configured (established 65536 bind 65536)
[ 1.511463] TCP reno registered
[ 1.514787] UDP hash table entries: 256 (order: 1, 8192 bytes)
[ 1.520737] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
[ 1.527559] NET: Registered protocol family 1
[ 1.532387] RPC: Registered named UNIX socket transport module.
[ 1.538519] RPC: Registered udp transport module.
[ 1.543320] RPC: Registered tcp transport module.
[ 1.548135] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 1.554765] PCI: CLS 0 bytes, default 32
[ 1.558927] Unpacking initramfs...
[ 1.594581] Freeing initrd memory: 488K
[ 1.599436] PMU: registered new PMU device of type 0
[ 1.604676] Static Power Management for Freescale i.MX6
[ 1.610070] wait mode is enabled for i.MX6
[ 1.614457] cpaddr = d9880000 suspend_iram_base=d9924000
[ 1.620050] PM driver module loaded
[ 1.623696] iMX6 PCIe PCIe RC mode imx_pcie_pltfm_probe entering.
[ 1.734544] PCIE: imx_pcie_pltfm_probe start link up.
[ 2.345202] link up failed, DB_R0:0x00bd0600, DB_R1:0x08200000!
[ 2.351294] IMX PCIe port: link down with power supply 1!
[ 2.357275] IMX usb wakeup probe
[ 2.360692] the wakeup pdata is 0xd61944a0
[ 2.365426] add wake up source irq 75
[ 2.375919] IMX usb wakeup probe
[ 2.379327] the wakeup pdata is 0xd6194260
[ 2.384211] cpu regulator mode:ldo_enable
[ 2.388596] i.MXC CPU frequency driver
[ 2.404393] highmem bounce pool size: 64 pages
[ 2.409280] ashmem: initialized
[ 2.413504] NTFS driver 2.1.30 [Flags: R/O].
[ 2.417966] JFFS2 version 2.2. (NAND) 漏 2001-2006 Red Hat, Inc.
[ 2.424314] fuse init (API version 7.16)
[ 2.428565] msgmni has been set to 760
[ 2.433718] NET: Registered protocol family 38
[ 2.438430] cryptodev: driver loaded.
[ 2.442190] io scheduler noop registered
[ 2.446268] io scheduler deadline registered
[ 2.450669] io scheduler cfq registered (default)
[ 2.457139] mxc_mipi_dsi mxc_mipi_dsi: i.MX MIPI DSI driver probed
[ 2.463598] MIPI DSI driver module loaded
[ 2.467924] mxc_sdc_fb mxc_sdc_fb.0: register mxc display driver ldb
[ 2.474444] _regulator_get: get() with no identifier
[ 2.479513] mxc_ldb mxc_ldb: change IPU DI1 to IPU DI0 for LDB channel0.
[ 2.554588] imx-ipuv3 imx-ipuv3.0: IPU DMFC DP HIGH RESOLUTION: 1(0,1), 5B(2~5), 5F(6,7)
[ 2.564945] mxc_sdc_fb mxc_sdc_fb.1: register mxc display driver hdmi
[ 2.571502] mxc_hdmi mxc_hdmi: Detected HDMI controller 0x13:0xa:0xa0:0xc1
[ 2.578552] fbcvt: 1920x1080@60: CVT Name - 2.073M9
[ 2.643756] mxc_sdc_fb mxc_sdc_fb.2: Can't get fb option for mxcfb2!
[ 2.650295] mxc_sdc_fb mxc_sdc_fb.3: register mxc display driver ldb
[ 2.656747] mxc_ldb mxc_ldb: for second ldb displdb mode should in separate mode
[ 2.664289] mxc_sdc_fb mxc_sdc_fb.3: NO mxc display driver found!
[ 2.671132] imx-sdma imx-sdma: loaded firmware 1.1
[ 2.680643] imx-sdma imx-sdma: initialized
[ 2.804991] Serial: IMX driver
[ 2.808317] imx-uart.0: ttymxc0 at MMIO 0x2020000 (irq = 58) is a IMX
[ 2.814893] console [ttymxc0] enabled, bootconsole disabled
[ 2.814893] console [ttymxc0] enabled, bootconsole disabled
[ 2.826652] imx-uart.1: ttymxc1 at MMIO 0x21e8000 (irq = 59) is a IMX
[ 2.833529] imx-uart.2: ttymxc2 at MMIO 0x21ec000 (irq = 60) is a IMX
[ 2.840518] imx-uart.3: ttymxc3 at MMIO 0x21f0000 (irq = 61) is a IMX
[ 2.847421] imx-uart.4: ttymxc4 at MMIO 0x21f4000 (irq = 62) is a IMX
[ 2.856335] --------request gpio 136 fail!
[ 2.864416] loop: module loaded
[ 2.910765] No sata disk.
[ 2.914805] GPMI NAND driver registered. (IMX)
[ 2.920260] vcan: Virtual CAN interface driver
[ 2.924856] CAN device driver interface
[ 3.934521] mcp251x spi1.0: MCP251x didn't enter in conf mode after reset
[ 3.941471] mcp251x spi1.0: Probe failed
[ 3.945549] mcp251x spi1.0: probe failed
[ 3.949660] flexcan netdevice driver
[ 3.953965] flexcan imx6q-flexcan.0: device registered (reg_base=d99a8000, irq=142)
[ 3.961896] FEC Ethernet Driver
[ 3.967450] fec_enet_mii_bus: probed
[ 3.974915] PPP generic driver version 2.4.2
[ 3.979634] PPP Deflate Compression module registered
[ 3.984837] PPP BSD Compression module registered
[ 3.990033] PPP MPPE Compression module registered
[ 3.994918] NET: Registered protocol family 24
[ 3.999514] tun: Universal TUN/TAP device driver, 1.6
[ 4.004649] tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
[ 4.011495] usbcore: registered new interface driver asix
[ 4.017113] usbcore: registered new interface driver cdc_ether
[ 4.023191] usbcore: registered new interface driver net1080
[ 4.029050] usbcore: registered new interface driver cdc_subset
[ 4.035231] usbcore: registered new interface driver zaurus
[ 4.040883] cdc_ncm: 04-Aug-2011
[ 4.044345] usbcore: registered new interface driver cdc_ncm
[ 4.050104] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 4.056921] fsl-ehci fsl-ehci.0: Freescale On-Chip EHCI Host Controller
[ 4.063622] fsl-ehci fsl-ehci.0: new USB bus registered, assigned bus number 1
[ 4.094546] fsl-ehci fsl-ehci.0: irq 75, io base 0x02184000
[ 4.114532] fsl-ehci fsl-ehci.0: USB 2.0 started, EHCI 1.00
[ 4.120827] hub 1-0:1.0: USB hub found
[ 4.124679] hub 1-0:1.0: 1 port detected
[ 4.128925] add wake up source irq 72
[ 4.132694] fsl-ehci fsl-ehci.1: Freescale On-Chip EHCI Host Controller
[ 4.139404] fsl-ehci fsl-ehci.1: new USB bus registered, assigned bus number 2
[ 4.174546] fsl-ehci fsl-ehci.1: irq 72, io base 0x02184200
[ 4.194534] fsl-ehci fsl-ehci.1: USB 2.0 started, EHCI 1.00
[ 4.200698] hub 2-0:1.0: USB hub found
[ 4.204546] hub 2-0:1.0: 1 port detected
[ 4.208931] Initializing USB Mass Storage driver...
[ 4.214038] usbcore: registered new interface driver usb-storage
[ 4.220191] USB Mass Storage support registered.
[ 4.225177] usbcore: registered new interface driver usbserial
[ 4.231137] usbserial: USB Serial Driver core
[ 4.235696] USB Serial support registered for GSM modem (1-port)
[ 4.242054] usbcore: registered new interface driver option
[ 4.247712] option: v0.7.2:USB Driver for GSM modems
[ 4.252855] USB Serial support registered for Qualcomm USB modem
[ 4.259158] usbcore: registered new interface driver qcserial
[ 4.265104] USB Serial support registered for Vizzini USB serial port
[ 4.271732] usbcore: registered new interface driver vizzini
[ 4.277532] USB Driver for Vizzini USB serial port: v.1.1
[ 4.283000] ARC USBOTG Device Controller driver (1 August 2005)
[ 4.292234] android_usb gadget: Mass Storage Function, version: 2009/09/11
[ 4.299233] android_usb gadget: Number of LUNs=1
[ 4.303982] lun0: LUN: removable file: (no medium)
[ 4.309444] Gadget Android: controller 'fsl-usb2-udc' not recognized
[ 4.315996] android_usb gadget: android_usb ready
[ 4.320768] Suspend udc for OTG auto detect
[ 4.325130] USB Host suspend begins
[ 4.328746] will suspend roothub and its children
[ 4.333532] ehci_fsl_bus_suspend begins, DR
[ 4.337811] ehci_fsl_bus_suspend ends, DR
[ 4.341952] host suspend ends
[ 4.344998] USB Gadget resume begins
[ 4.348641] fsl_udc_resume, Wait for wakeup thread finishes
[ 4.357574] dr_controller_run: udc out low power mode
[ 4.362709] USB Gadget resume ends
[ 4.366250] fsl-usb2-udc: bind to driver android_usb
[ 4.371807] mousedev: PS/2 mouse device common for all mice
[ 4.378013] input: gpio-keys as /devices/platform/gpio-keys/input/input0
[ 4.386693] max11801_ts 1-0048: Failed to register interrupt
[ 4.392493] max11801_ts: probe of 1-0048 failed with error -22
[ 4.399469] msg ft5x06_ts_read_version i2c read error: -5
[ 4.406955] msg ft5x06_ts_read_version i2c read error: -6
[ 4.412539] <<-GTP-928-INFO->> GTP driver installing...
[ 4.418067] <<-GTP-928-INFO->> GTP Driver Version: V2.2<2014/01/14>
[ 4.424405] <<-GTP-928-INFO->> GTP Driver Built@11:43:32, Apr 12 2018
[ 4.430997] <<-GTP-928-INFO->> GTP I2C Address: 0x5d
[ 4.495457] <<-GTP-928-ERROR->> I2C Read: 0x8047, 1 bytes failed, errcode: -5!
[ 4.502808] <<-GTP-928-ERROR->> GTP i2c test failed time 1.
[ 4.525448] <<-GTP-928-ERROR->> I2C Read: 0x8047, 1 bytes failed, errcode: -5!
[ 4.532795] <<-GTP-928-ERROR->> GTP i2c test failed time 2.
[ 4.555449] <<-GTP-928-ERROR->> I2C Read: 0x8047, 1 bytes failed, errcode: -5!
[ 4.562798] <<-GTP-928-ERROR->> GTP i2c test failed time 3.
[ 4.585447] <<-GTP-928-ERROR->> I2C Read: 0x8047, 1 bytes failed, errcode: -5!
[ 4.592737] <<-GTP-928-ERROR->> GTP i2c test failed time 4.
[ 4.615450] <<-GTP-928-ERROR->> I2C Read: 0x8047, 1 bytes failed, errcode: -5!
[ 4.622741] <<-GTP-928-ERROR->> GTP i2c test failed time 5.
[ 4.644525] <<-GTP-928-ERROR->> I2C read failed.
[ 4.649342] <<-GTP-911-INFO->> GTP driver installing...
[ 4.654853] <<-GTP-911-INFO->> GTP Driver Version: V2.2<2014/01/14>
[ 4.661191] <<-GTP-911-INFO->> GTP Driver Built@11:43:32, Apr 12 2018
[ 4.667773] <<-GTP-911-INFO->> GTP I2C Address: 0x14
[ 4.745426] <<-GTP-911-ERROR->> I2C Read: 0x8047, 1 bytes failed, errcode: -5!
[ 4.752777] <<-GTP-911-ERROR->> GTP i2c test failed time 1.
[ 4.775423] <<-GTP-911-ERROR->> I2C Read: 0x8047, 1 bytes failed, errcode: -5!
[ 4.782773] <<-GTP-911-ERROR->> GTP i2c test failed time 2.
[ 4.805421] <<-GTP-911-ERROR->> I2C Read: 0x8047, 1 bytes failed, errcode: -5!
[ 4.812770] <<-GTP-911-ERROR->> GTP i2c test failed time 3.
[ 4.835421] <<-GTP-911-ERROR->> I2C Read: 0x8047, 1 bytes failed, errcode: -5!
[ 4.842713] <<-GTP-911-ERROR->> GTP i2c test failed time 4.
[ 4.865420] <<-GTP-911-ERROR->> I2C Read: 0x8047, 1 bytes failed, errcode: -5!
[ 4.872710] <<-GTP-911-ERROR->> GTP i2c test failed time 5.
[ 4.894521] <<-GTP-911-ERROR->> I2C read failed.
[ 4.899898] i2c-core: driver [isl29023] using legacy suspend method
[ 4.906318] i2c-core: driver [isl29023] using legacy resume method
[ 4.912998] forlinx rx8010_probe
[ 4.916566] rtc-rx8010 2-0032: Unable to write register #23
[ 4.922209] i2c i2c-2: probing for rx8010 failed
[ 4.926972] rtc-rx8010: probe of 2-0032 failed with error -5
[ 4.933689] using rtc device, snvs_rtc, for alarms
[ 4.938422] snvs_rtc snvs_rtc.0: rtc core: registered snvs_rtc as rtc0
[ 4.945502] i2c /dev entries driver
[ 4.950092] Linux video capture interface: v2.00
[ 5.054837] USB Gadget resume begins
[ 5.058490] fsl_udc_resume, Wait for wakeup thread finishes
[ 5.084717] ov5640_read_reg:write reg error:reg=300a
[ 5.089749] camera ov5640 is not found

U-Boot 2009.08 ( 4鏈?11 2018 - 14:44:01)

CPU: Freescale i.MX6 family TO1.5 at 792 MHz
Temperature: 56 C, calibration data 0x59b51269
mx6q pll1: 792MHz
mx6q pll2: 528MHz
mx6q pll3: 480MHz
mx6q pll8: 50MHz
ipg clock : 66000000Hz
ipg per clock : 66000000Hz
uart clock : 80000000Hz
cspi clock : 60000000Hz
ahb clock : 132000000Hz
axi clock : 264000000Hz
emi_slow clock: 132000000Hz
ddr clock : 528000000Hz
usdhc1 clock : 198000000Hz
usdhc2 clock : 198000000Hz

[Bio_TICFSL]

Hi,

You have connected something to the i2C that the kernel does not recognize. plese input the proper driver for it.