diff --git a/arch/s390/include/asm/ccwgroup.h b/arch/s390/include/asm/ccwgroup.h
index f2ea2c5..f5cfb79 100644
--- a/arch/s390/include/asm/ccwgroup.h
+++ b/arch/s390/include/asm/ccwgroup.h
@@ -31,6 +31,7 @@
  * struct ccwgroup_driver - driver for ccw group devices
  * @max_slaves: maximum number of slave devices
  * @driver_id: unique id
+ * @setup: function called during device creation to setup the device
  * @probe: function called on probe
  * @remove: function called on remove
  * @set_online: function called when device is set online
@@ -47,6 +48,7 @@
 	int max_slaves;
 	unsigned long driver_id;
 
+	int (*setup) (struct ccwgroup_device *);
 	int (*probe) (struct ccwgroup_device *);
 	void (*remove) (struct ccwgroup_device *);
 	int (*set_online) (struct ccwgroup_device *);
@@ -63,6 +65,9 @@
 
 extern int  ccwgroup_driver_register   (struct ccwgroup_driver *cdriver);
 extern void ccwgroup_driver_unregister (struct ccwgroup_driver *cdriver);
+int ccwgroup_create_dev(struct device *root, unsigned int creator_id,
+			struct ccw_driver *cdrv, struct ccwgroup_driver *gdrv,
+			int num_devices, const char *buf);
 int ccwgroup_create_from_string(struct device *root, unsigned int creator_id,
 				struct ccw_driver *cdrv, int num_devices,
 				const char *buf);