ICL_DSSM_REF_FREQ_SHIFT
#define ICL_DSSM_REF_FREQ_MASK (7 << ICL_DSSM_REF_FREQ_SHIFT)
(read32(info, ICL_DSSM) & ICL_DSSM_REF_FREQ_MASK) >> ICL_DSSM_REF_FREQ_SHIFT;