rtc: rs5c372: remove redundant code in rtc_reset

As of commit 1a1fa240 ("rtc: Set valid date after reset") the
command "date reset" will set the date/time to 2000-01-01 0:00:00 after
calling rtc_reset(). This means that the rs5c372 implementation of
rtc_reset() does not need to call rtc_set().
Signed-off-by: NChris Packham <judge.packham@gmail.com>

drivers/rtc/rs5c372.c

@@ -247,35 +247,13 @@ int rtc_set (struct rtc_time *tmp)
 }
 
 /*
- * Reset the RTC. We set the date back to 1970-01-01.
+ * Reset the RTC.
  */
 void
 rtc_reset (void)
 {
-	struct rtc_time tmp;
-
 	if (!setup_done)
 		rs5c372_enable();
-
-	if (!setup_done)
-		return;
-
-	tmp.tm_year = 1970;
-	tmp.tm_mon = 1;
-	/* Jan. 1, 1970 was a Thursday */
-	tmp.tm_wday= 4;
-	tmp.tm_mday= 1;
-	tmp.tm_hour = 0;
-	tmp.tm_min = 0;
-	tmp.tm_sec = 0;
-
-	rtc_set(&tmp);
-
-	printf ("RTC:	%4d-%02d-%02d %2d:%02d:%02d UTC\n",
-		tmp.tm_year, tmp.tm_mon, tmp.tm_mday,
-		tmp.tm_hour, tmp.tm_min, tmp.tm_sec);
-
-	return;
 }
 
 #endif