KDIV_MASK
FIELD_GET(KDIV_MASK, pll_div_ctl1), kdiv);
kdiv = (s16)FIELD_GET(KDIV_MASK, pll_div_ctl1);
writel_relaxed(FIELD_PREP(KDIV_MASK, rate.kdiv),
writel_relaxed(FIELD_PREP(KDIV_MASK, rate.kdiv), pll->base + DIV_CTL1);