https://blog.csdn.net/Qidi_Huang/article/details/77984575
setp1. make ARCH=arm64 xxxx64_defconfig
setp2. make ARCH=arm64 menuconfig
setp3. In the figure below, manually configure the setting options Y/ M of the newly added module. Then move the mouse cursor to the bottom row of the window save, and click
setp4. make ARCH=arm64 savedefconfig Save .config to the defconfig file.
step5. vimdiff defconfig arch/arm64/configs/vendor/xxx64_defconfig, change the update option dp in defconfig to xxx64_defconfig
You're done