The register to read cz count is different from vlv. Also
the counts returned from CCK_CTL1 for BSW are (ticks in 30ns - 1).
czcount_30ns of value 1 is a special case for 320Mhz.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=80703 Suggested-by: Deepak S <deepak.s@linux.intel.com> Cc: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com> Tested-by: Guo Jinxian <jinxianx.guo@intel.com> Reviewed-by: Deepak S <deepak.s@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>