I use TX2 and L4T R32.4.4, and the usb of custom board could not used.
I tried this posthttps://forums.developer.nvidia.com/t/third-usb-on-custom-board-not-working-with-jetpack-4-2/72918/14
to modify some dts files such as
But I really do not know how to compile it to dtb file and re-flash into TX2.
This page [https://docs.nvidia.com/jetson/l4t/index.html#page/Tegra%20Linux%20Driver%20Package%20Development%20Guide%2Fkernel_custom.html%23wwpID0E0FD0HA](Tegra Linux Driver Package Development Guide) give the method that how to custom the kernel, but i do not know if it would re-compile
I feel confused because the kernel source code directory is orgnized as