Split out the PNV DDR3 detection to a distinct step instead of
conflating it with mem freq detection.
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/c4bf9d32479ab5024e9daa37a996508f543f05e9.1718356614.git.jani.nikula@intel.comSigned-off-by: Jani Nikula <jani.nikula@intel.com>