After applying ubuntu@ubuntu:~/workspace$ wget https://raw.githubusercontent.com/6by9/RPiTest/master/1080P50EDID.txt
ubuntu@ubuntu:~/workspace$ v4l2-ctl --set-edid=file=1080P50EDID.txt --fix-edid-checksums CTA-861 Header IT Formats Underscanned: yes Audio: yes YCbCr 4:4:4: no YCbCr 4:2:2: no HDMI Vendor-Specific Data Block Physical Address: 3.0.0.0 YCbCr 4:4:4 Deep Color: no 30-bit: no 36-bit: no 48-bit: no CTA-861 Video Capability Descriptor RGB Quantization Range: yes YCC Quantization Range: no PT: Supports both over- and underscan IT: Supports both over- and underscan CE: Supports both over- and underscan --- it's working now. @Juerg, I already confirmed the https://lists.ubuntu.com/archives/kernel- team/2021-May/119706.html works. ** Changed in: linux-raspi (Ubuntu) Assignee: jeremyszu (os369510) => (unassigned) ** Description changed: [Impact] The Auvidea B101 module doesn't work on raspberry pi 4 with 20.04.2 LTS ubuntu server image. [Test Plan] - With enabling CONFIG_VIDEO_TC358743 + With enabling + +CONFIG_VIDEO_TC358743=m + +CONFIG_VIDEO_TC358743_CEC=y + + $ cat /boot/firmware/usercfg.txt + # Place "config.txt" changes (dtparam, dtoverlay, disable_overscan, etc.) in + # this file. Please refer to the README file for a description of the various + # configuration files on the boot partition. + dtoverlay=tc358743 + dtoverlay=vc4-fkms-v3d + gpu_mem=128 + start_x=1 + + the device is up + + Mar 17 21:36:10 ubuntu kernel: tc358743 10-000f: tc358743 found @ 0x1e + (i2c-11-mux (chan_id 1) + + The device works as expected. [Where problems could occur] + + Enable building "CONFIG_VIDEO_TC358743" as a module should not cause the + regression but only increase the linux-modules space. ** Tags added: oem-priority originate-from-1926731 zapper ** Changed in: oem-priority Assignee: (unassigned) => jeremyszu (os369510) ** Changed in: oem-priority Importance: Undecided => Medium ** Changed in: oem-priority Status: New => Triaged -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1926755 Title: Support Auvidea B101 (TC358743) To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/1926755/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs