mmCG_SPLL_FUNC_CNTL_2
tmp = RREG32(mmCG_SPLL_FUNC_CNTL_2);
WREG32(mmCG_SPLL_FUNC_CNTL_2, tmp);
tmp = RREG32(mmCG_SPLL_FUNC_CNTL_2);
WREG32(mmCG_SPLL_FUNC_CNTL_2, tmp);
si_pi->clock_registers.cg_spll_func_cntl_2 = RREG32(mmCG_SPLL_FUNC_CNTL_2);