Merge branch 'master' of git://www.denx.de/git/u-boot-cfi-flash

[platform/kernel/u-boot.git] / drivers / rtc / ds1556.c

diff --git a/drivers/rtc/ds1556.c b/drivers/rtc/ds1556.c
index 763d22a..5b8d5ef 100644 (file)
--- a/drivers/rtc/ds1556.c
+++ b/drivers/rtc/ds1556.c
@@ -7,23 +7,7 @@
  *
  * Based on MontaVista DS1743 code and U-Boot mc146818 code
  *
- * 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+
  */
 
 /*
@@ -40,8 +24,6 @@
 
 static uchar rtc_read( unsigned int addr );
 static void  rtc_write( unsigned int addr, uchar val);
-static uchar bin2bcd   (unsigned int n);
-static unsigned bcd2bin(uchar c);
 
 #define RTC_BASE               ( CONFIG_SYS_NVRAM_SIZE + CONFIG_SYS_NVRAM_BASE_ADDR )
 
@@ -195,14 +177,4 @@ static void rtc_write( unsigned int addr, uchar val )
        *(volatile unsigned char*)(addr) = 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