X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Frtc%2Fds1307.c;h=03ab1a8c5d38c1ca8013aeabe304431fb8eb558d;hb=5c7f10fda362db16a7bf3e571b4ae1e88fac2466;hp=0650d915abb80c72ef04b2bc5372c975c377bb05;hpb=6d0f6bcf337c5261c08fabe12982178c2c489d76;p=u-boot

diff --git a/drivers/rtc/ds1307.c b/drivers/rtc/ds1307.c
index 0650d915ab..03ab1a8c5d 100644
--- a/drivers/rtc/ds1307.c
+++ b/drivers/rtc/ds1307.c
@@ -4,28 +4,12 @@
  * Keith Outwater, keith_outwater@mvis.com`
  * Steven Scholz, steven.scholz@imc-berlin.de
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 /*
  * Date & Time support (no alarms) for Dallas Semiconductor (now Maxim)
- * DS1307 and DS1338 Real Time Clock (RTC).
+ * DS1307 and DS1338/9 Real Time Clock (RTC).
  *
  * based on ds1337.c
  */
@@ -76,8 +60,6 @@
 
 static uchar rtc_read (uchar reg);
 static void rtc_write (uchar reg, uchar val);
-static uchar bin2bcd (unsigned int n);
-static unsigned bcd2bin (uchar c);
 
 /*
  * Get the current time from the RTC
@@ -195,15 +177,4 @@ static void rtc_write (uchar reg, uchar val)
 {
 	i2c_reg_write (CONFIG_SYS_I2C_RTC_ADDR, reg, val);
 }
-
-static unsigned bcd2bin (uchar n)
-{
-	return ((((n >> 4) & 0x0F) * 10) + (n & 0x0F));
-}
-
-static unsigned char bin2bcd (unsigned int n)
-{
-	return (((n / 10) << 4) | (n % 10));
-}
-
 #endif