RT6190_OUT_MIN_UA
if (min_uA < RT6190_OUT_MIN_UA || max_uA > RT6190_OUT_MAX_UA)
csel = DIV_ROUND_UP(min_uA - RT6190_OUT_MIN_UA, RT6190_OUT_STEP_UA);
clim = RT6190_OUT_MIN_UA + RT6190_OUT_STEP_UA * csel;
return RT6190_OUT_MIN_UA + RT6190_OUT_STEP_UA * csel;