PLL_BASE_DIVN_SHIFT
*n = get_masked(val, PLL_BASE_DIVN_SHIFT, mnp_bits->n_width);
val = set_masked(val, n, PLL_BASE_DIVN_SHIFT, mnp_bits->n_width);
reg = set_masked(reg, n, PLL_BASE_DIVN_SHIFT, mnp_bits->n_width);
reg = set_masked(reg, n, PLL_BASE_DIVN_SHIFT, mnp_bits->n_width);