CG_SPLL_FUNC_CNTL__SPLL_PDIV_A_MASK
p_div = (sclk_params.vCG_SPLL_FUNC_CNTL & CG_SPLL_FUNC_CNTL__SPLL_PDIV_A_MASK) >> CG_SPLL_FUNC_CNTL__SPLL_PDIV_A__SHIFT;
spll_func_cntl &= ~(CG_SPLL_FUNC_CNTL__SPLL_PDIV_A_MASK | CG_SPLL_FUNC_CNTL__SPLL_REF_DIV_MASK);