regmap_can_raw_write
if (max - min > 1 && regmap_can_raw_write(map)) {
if (regmap_can_raw_write(map) && !map->use_single_write)
EXPORT_SYMBOL_GPL(regmap_can_raw_write);
if (!regmap_can_raw_write(map))
bool regmap_can_raw_write(struct regmap *map);