rtc-pcf8563: add chip id

Add the rtc8564 chip entry
Signed-off-by: Jon Smirl <jonsmirl@gmail.com>
Signed-off-by: Alessandro Zummo <a.zummo@towertech.it>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/rtc/rtc-pcf8563.c

@@ -302,6 +302,7 @@ static int pcf8563_remove(struct i2c_client *client)
 
 static const struct i2c_device_id pcf8563_id[] = {
 	{ "pcf8563", 0 },
+	{ "rtc8564", 0 },
 	{ }
 };
 MODULE_DEVICE_TABLE(i2c, pcf8563_id);