pll_ppll_ss_probe
pll_ppll_ss_probe(pll, ATOM_DP_SS_ID2);
pll_ppll_ss_probe(pll, ATOM_DP_SS_ID1);
pll_ppll_ss_probe(pll, ATOM_DP_SS_ID1);
pll_ppll_ss_probe(pll, gInfo->lvdsSpreadSpectrumID);
status_t pll_ppll_ss_probe(pll_info* pll, uint32 ssID);