CG_SPLL_FUNC_CNTL_3__SPLL_FB_DIV__SHIFT
fb_div = (sclk_params.vCG_SPLL_FUNC_CNTL_3 & CG_SPLL_FUNC_CNTL_3__SPLL_FB_DIV_MASK) >> CG_SPLL_FUNC_CNTL_3__SPLL_FB_DIV__SHIFT;
spll_func_cntl_3 |= fbdiv << CG_SPLL_FUNC_CNTL_3__SPLL_FB_DIV__SHIFT;