Remove PFID clock detection
The PFID clock settings are not used and deprecated. So remove them from the platform detection code.
Refactor the code to fix coding style according to the linux style guide using the checkpatch.pl script.
The PFID clock settings are not used and deprecated. So remove them from the platform detection code.
Refactor the code to fix coding style according to the linux style guide using the checkpatch.pl script.