How to make a built-in device driver in linux

Question

I know how to make loadable kernel modules in Linux. But i want that loadable kernel module to be a part of the kernel , and after booting that driver should automatically load,

Answer 1

You have to configure modprobe to load automatically driver after kernel boot. Here an example of configuration.

If you want to a built-in module, you must re-compile the kernel, and set Y in the configuration file on all modules that you want inside the kernel