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    chjchoi

    @chjchoi

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    Email chjchoi@nor.co.kr

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    Latest posts made by chjchoi

    • RE: /dev/video0 not found and in dmesg there is no "probing v4l2 sensor\n"

      @chjchoi

      I have found there are 2 folder at /lib/modules .

      I think one is for real built-in modules and the other is for modules dependent to other modules.
      I guess veyecam is located at the folder for dependent built-in modules.

      when sudo apt-get update and sudo apt-get install v4l2*,

      installation of v4l2* makes depmod situation and then veyecam is probed and driver is loaded I guess.

      With the Image from BSP does this process well and depmod
      but for my case of Image that was built by me, seems not doing this process.

      tegra_veyecam_defconfig is from your BSP,
      which makes the difference?

      Thanks.

      posted in FPD LINK III Camera
      C
      chjchoi
    • RE: /dev/video0 not found and in dmesg there is no "probing v4l2 sensor\n"

      @veye_xumm Sorry I have confused..
      at the /lib/moduels/4.9.../modules.builtin
      there is no veyecam

      there are drivers from Linux_for_Tegra/sources/kernel/nvidia/drivers/media/i2c/
      not from Linux_for_Tegra/sources/kernel/kernel-4.9/drivers/media/i2c/

      So, there are two same items when make menuconfig and only the first was reflected..
      I don't know how to deals.
      first, I will exclude the nvidia folder's and retry..

      Thank you.

      posted in FPD LINK III Camera
      C
      chjchoi
    • RE: /dev/video0 not found and in dmesg there is no "probing v4l2 sensor\n"

      @chjchoi I have build the Image according to the "VEYE CS Camera source for Jetson"
      and with the tegra_veyecam_defconfig of kernel_veyecam_config_r32.7.1
      CROSS_COMPILE is from gcc-linaro-7.3.1-2018.05-linux

      posted in FPD LINK III Camera
      C
      chjchoi
    • RE: /dev/video0 not found and in dmesg there is no "probing v4l2 sensor\n"

      [0_1675611757566_screenShot.tbz2](Uploading 100%) But the Image from your bsp only works well
      With the Image that I have made on 4.6.1 environment , there is the same result that
      the veyecam.c does not exert as the dmesg that i have written.

      On which conditon and .config do your build the Image?
      Thank you.
      [0_1675611365954_dts_failed_cam_driver.dts](Uploading 100%)

      posted in FPD LINK III Camera
      C
      chjchoi
    • RE: /dev/video0 not found and in dmesg there is no "probing v4l2 sensor\n"

      @chjchoi I'm not familiar to docker system. because I'm out of date old engineer.
      Oh, docker manage the version and If in all 4.6.1 environment there is no problem I have checked.
      but your solutions and documents are not for 4.6.3
      and I don't know why camera drivers of 4.6.3 does not evoked when init.

      Please updates your solution to 4.6.3 please.
      Thank you

      posted in FPD LINK III Camera
      C
      chjchoi
    • RE: /dev/video0 not found and in dmesg there is no "probing v4l2 sensor\n"

      @chjch The only clue that I found at first method trial,
      it shows some error message about docker starting .

      posted in FPD LINK III Camera
      C
      chjchoi
    • RE: /dev/video0 not found and in dmesg there is no "probing v4l2 sensor\n"

      @veye_xumm Thank you.

      1. It's on the Jetson TX2 official Nvidia devkit.

      2. there is something wrong with your document "VEYE CS Camera for Jetson TX2" method:

      Jetpack 4.6.3 installed devkit + Image to /boot and dtb installation with ./flash.sh -k kernel-dtb jetson-tx2 mmcblk0p1
      the Image is from nvidia_jetson_veye_bsp/kernel_image/Image_l4t_r32.7.1_veyecam.tar.gz
      and it is copied Target(devkit) /boot/
      the dtb is tegra186-quill-p3310-1000-c03-00-base.dtb and it is from jetson_veye_bsp/dtbs/TX2/JetPack_4.6_Linux_JETSON_TX2_TARGETS/"dts dtb"/VEYE-MIPI-327-fpdlink
      and copied to Linux_of_Tegran/kernel/dtb/ and
      Linux_for_Tegra $ sudo ./flash.sh -k kernel-dtb jetson-tx2 mmcblk0p1

      Then the Target shows only black screen and does not show Ubuntu Gnome shell.

      1. So, I have downloaded the sources r32.7.3 by $sudo ./soure_sync.sh and according to your documents "VEYE CS Camera source for Jetson" and copied Image and c03 base dtb to Linux_for_Tegra/kernel and .../dtb and $./flash.sh jetson-tx2 mmcblk0p1
        then Target shows ubuntu gnome shell but the dmesg shows that only I have written..
      posted in FPD LINK III Camera
      C
      chjchoi
    • RE: /dev/video0 not found and in dmesg there is no "probing v4l2 sensor\n"

      @chjchoi
      There is a veyecam.ko file at
      /lib/modules/$(uname -r)/modules.builtin
      I don't know why the driver message is not in dmesg.

      posted in FPD LINK III Camera
      C
      chjchoi
    • /dev/video0 not found and in dmesg there is no "probing v4l2 sensor\n"

      Dear
      Environment:

      1. Jetson Tx2 + dtb from your bsp file at VEYE-MIPI-327-fpdlink
      2. Image from the documents "VEYE CS Camera source for Jetson" at wiki_veye

      dts shows correct i2c

      i2c@3180000 {
      #address-cells = <0x1>;
      ...
      tca9548@70 {
      compatible = "nxp,pca9548";

      ...
      ds90ub954_a@30 {
      compatible = "ti,ds90ub954";
      reg = <0x30>;
      ...
      veye327_a@3b {
      devnode = "video0";

      and

      Makefile and Kconfig is from the BSP

      but dmesg does not show the dirver probing message of veyecam.c
      "probing v4l2 sensor"...

      They just shows.
      [ 2.754524] i2c-ds90ub954 30-0030: ds90ub954_init: DEVICE STS: 0xdf, id=0 x 10ms
      [ 2.754534] i2c-ds90ub954 30-0030: ds90ub954_init: backchannel is ready
      [ 2.756596] i2c-ds90ub954 30-0030: ds90ub954_init: Successfully set TI954_REG_BC_GPIO_CTL0
      [ 2.757621] i2c-ds90ub954 30-0030: ds90ub954_init: Successfully set TI954_REG_BC_GPIO_CTL1
      [ 2.758652] i2c-ds90ub954 30-0030: ds90ub954_init: slave id 0: 0x3B
      [ 2.759675] i2c-ds90ub954 30-0030: ds90ub954_init: alias id 0: 0x3B
      [ 2.760742] i2c-ds90ub954 30-0030: ds90ub954_init: VC-ID 0 mapped to 0
      [ 2.760757] i2c-ds90ub954 30-0030: ds90ub954_init: VC-ID 1 mapped to 0
      [ 2.760759] i2c-ds90ub954 30-0030: ds90ub954_init: VC-ID 2 mapped to 0
      [ 2.760770] i2c-ds90ub954 30-0030: ds90ub954_init: VC-ID 3 mapped to 0
      [ 2.760772] i2c-ds90ub954 30-0030: ds90ub954_init: init of deserializer rx_port 0 successful
      [ 2.760780] i2c-ds90ub954 30-0030: ds90ub954_init: start init of serializer rx_port 1
      [ 2.984548] tegra-pcie 10003000.pcie-controller: link 2 down, retrying
      [ 3.144269] scsi 3:0:0:0: Direct-Access SMI USB DISK 1100 PQ: 0 ANSI: 4
      [ 3.149237] sd 3:0:0:0: [sda] 31129600 512-byte logical blocks: (15.9 GB/14.8 GiB)
      [ 3.150879] sd 3:0:0:0: [sda] Write Protect is off
      [ 3.150895] sd 3:0:0:0: [sda] Mode Sense: 43 00 00 00
      [ 3.152344] sd 3:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
      [ 3.172284] sda: sda1
      [ 3.180189] sd 3:0:0:0: [sda] Attached SCSI removable disk
      [ 3.200470] scsi 2:0:0:0: Direct-Access Samsung Flash Drive 1100 PQ: 0 ANSI: 6
      [ 3.203680] sd 2:0:0:0: [sdb] 250626566 512-byte logical blocks: (128 GB/120 GiB)
      [ 3.204515] sd 2:0:0:0: [sdb] Write Protect is off
      [ 3.204524] sd 2:0:0:0: [sdb] Mode Sense: 43 00 00 00
      [ 3.205199] sd 2:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
      [ 3.217490] sdb: sdb1
      [ 3.222357] sd 2:0:0:0: [sdb] Attached SCSI removable disk
      [ 3.391716] tegra-pcie 10003000.pcie-controller: link 2 down, retrying
      [ 3.393773] tegra-pcie 10003000.pcie-controller: link 2 down, ignoring
      [ 3.601623] tegra-pcie 10003000.pcie-controller: PCIE: no end points detected
      [ 3.603754] tegra-pcie 10003000.pcie-controller: PCIE: Disable power rails
      [ 3.710593] i2c-ds90ub954 30-0030: ds90ub954_init: DEVICE STS: 0xdf, id=0 x 10ms
      [ 3.710604] i2c-ds90ub954 30-0030: ds90ub954_init: backchannel is ready
      [ 3.712681] i2c-ds90ub954 30-0030: ds90ub954_init: Successfully set TI954_REG_BC_GPIO_CTL0
      [ 3.713715] i2c-ds90ub954 30-0030: ds90ub954_init: Successfully set TI954_REG_BC_GPIO_CTL1
      [ 3.714781] i2c-ds90ub954 30-0030: ds90ub954_init: slave id 0: 0x3B
      [ 3.715855] i2c-ds90ub954 30-0030: ds90ub954_init: alias id 0: 0x3C
      [ 3.716887] i2c-ds90ub954 30-0030: ds90ub954_init: VC-ID 0 mapped to 1
      [ 3.716889] i2c-ds90ub954 30-0030: ds90ub954_init: VC-ID 1 mapped to 0
      [ 3.716893] i2c-ds90ub954 30-0030: ds90ub954_init: VC-ID 2 mapped to 0
      [ 3.716900] i2c-ds90ub954 30-0030: ds90ub954_init: VC-ID 3 mapped to 0
      [ 3.716902] i2c-ds90ub954 30-0030: ds90ub954_init: init of deserializer rx_port 1 successful
      [ 3.725342] i2c-ds90ub954 30-0030: ds90ub954_probe: init ds90ub954_done
      [ 4.233383] i2c 30-0019: ds90ub953_init: start
      [ 4.241660] i2c 30-0019: ds90ub953_init: device ID: 0x30, code:_UB953
      [ 4.249019] i2c 30-0019: ds90ub953_init: successful
      [ 4.249043] i2c 30-0020: ds90ub953_init: start
      [ 4.257333] i2c 30-0020: ds90ub953_init: device ID: 0x30, code:_UB953
      [ 4.264742] i2c 30-0020: ds90ub953_init: successful

      there is no message from driver veyecam.c and
      threre is no /dev/video0 ?

      Thank you.

      posted in FPD LINK III Camera
      C
      chjchoi
    • RE: TX2 board does not boot after installing ADP-N2.

      @veye_xumm

      Thank you.

      I have not yet received any advanced information on buying ADP-N2

      but I think now I don't need that any more because I have changed ADP -N3
      by cutting circuit with knife on it and it worked well.

      But now I need over 10 pieces of FPD-LINK3-2RX only.

      Would you give me information on that whether it is possible or not for to purchase FPD-LINK3-2RX only?

      As soon as possible please..

      my e-mail is chjchoi@nor.co.kr

      Thank you

      posted in FPD LINK III Camera
      C
      chjchoi