int rk_regist_vd(struct vd_node *vd);
int rk_regist_pd(struct pd_node *pd);
int rk_regist_clk(struct dvfs_node *clk_dvfs_node);
+struct regulator *dvfs_get_regulator(char *regulator_name);
int of_dvfs_init(void);
#else
static inline int rk_regist_vd(struct vd_node *vd){ return 0; };
static inline int rk_regist_pd(struct pd_node *pd){ return 0; };
static inline int rk_regist_clk(struct dvfs_node *clk_dvfs_node){ return 0; };
+struct regulator *dvfs_get_regulator(char *regulator_name){ return NULL; };
static inline int of_dvfs_init(void){ return 0; };
#endif