int min_uA, int max_uA);
int regulator_get_current_limit(struct regulator *regulator);
+int regulator_is_supported_mode(struct regulator *regulator, int *mode);
int regulator_set_mode(struct regulator *regulator, unsigned int mode);
unsigned int regulator_get_mode(struct regulator *regulator);
int regulator_set_optimum_mode(struct regulator *regulator, int load_uA);