PLL1031X_SDIV_SHIFT
sdiv = (pll_con0 >> PLL1031X_SDIV_SHIFT) & PLL1031X_SDIV_MASK;
con0 &= ~(PLL1031X_SDIV_MASK << PLL1031X_SDIV_SHIFT);
con0 |= rate->sdiv << PLL1031X_SDIV_SHIFT;
(PLL1031X_SDIV_MASK << PLL1031X_SDIV_SHIFT));
(rate->sdiv << PLL1031X_SDIV_SHIFT);