rtc-fm3130: fix chip naming

Fix chip naming from fm3031-rtc to fm3031

Signed-off-by: Alessandro Zummo <a.zummo@towertech.it>
Cc: Sergey Lapin <slapin@ossfans.org>
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>
diff --git a/drivers/rtc/rtc-fm3130.c b/drivers/rtc/rtc-fm3130.c
index 11644c8..abfdfcb 100644
--- a/drivers/rtc/rtc-fm3130.c
+++ b/drivers/rtc/rtc-fm3130.c
@@ -55,7 +55,7 @@
 	int			alarm;
 };
 static const struct i2c_device_id fm3130_id[] = {
-	{ "fm3130-rtc", 0 },
+	{ "fm3130", 0 },
 	{ }
 };
 MODULE_DEVICE_TABLE(i2c, fm3130_id);