sprd_pll_read
cfg[i] = sprd_pll_read(pll, i);
(((sprd_pll_read(pll, i) & mask) == val) ? 0 : (-EFAULT))
if (width && (sprd_pll_read(pll, index) & mask))
refin_id = (sprd_pll_read(pll, index) & mask) >> shift;