ftrtc010.c : enhance code according to original datasheet

[oweals/u-boot.git] / drivers / rtc / ds3231.c

diff --git a/drivers/rtc/ds3231.c b/drivers/rtc/ds3231.c
index ef033588a9b5e5a6c9cee3207924c8add1e2fc81..134a0e4fc22b85f25a6182f2db2e5f4332503bf7 100644 (file)
--- a/drivers/rtc/ds3231.c
+++ b/drivers/rtc/ds3231.c
@@ -79,8 +79,6 @@
 
 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);
 
 
 /*
@@ -186,14 +184,4 @@ 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