HDMI is not working in 4K mode for Jetson Orin NX

Hi,

Yes, you are definitely missing something there. I would say just share your dmesg first.
Probably didn’t update correct file or the file is updated but you didn’t flash it to your board.

JAX-dmesg_log.txt (74.9 KB)

Your dts is still based on the wrong one.

[ 0.002603] DTS File Name: /home/hmecd001409/BSP/Jackson/top_dir/kernel_sources/Linux_for_Tegra/source/public/kernel/kernel-5.10/arch/arm64/boot/dts/…/…/…/…/…/…/hardware/nvidia/platform/t23x/p3768/kernel-dts/tegra234-p3767-0000-p3768-0000-a0.dts

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