fix(intel): update system counter back to 400MHz

Due to design issue, updated system counter back to hardcoded 400MHz

Change-Id: Id85b2541880fac88b2a9a0a46b27b0a0da0eed6d
Signed-off-by: Jit Loon Lim <jit.loon.lim@intel.com>
Signed-off-by: Sieu Mun Tang <sieu.mun.tang@intel.com>
3 files changed