extern int udevdb_get_dev(const char *path, struct udevice *dev);
extern int udevdb_delete_dev(const char *path);
extern int udevdb_get_dev_byname(const char *name, char *path, struct udevice *dev);
extern int udevdb_get_dev(const char *path, struct udevice *dev);
extern int udevdb_delete_dev(const char *path);
extern int udevdb_get_dev_byname(const char *name, char *path, struct udevice *dev);