Removing unused files

Removing unused pid files.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Don't bail out for non Intel CPU

As per the review, even if non Intel processor with cpufreq support,
it should still work.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>