ixCG_SPLL_SPREAD_SPECTRUM
RREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM);
tmp = RREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM);
WREG32_SMC(ixCG_SPLL_SPREAD_SPECTRUM, tmp);
cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_SPLL_SPREAD_SPECTRUM);