GCC4.6: Squash warning in nand_bbt.c

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

diff --git a/drivers/rtc/ds3231.c b/drivers/rtc/ds3231.c
index 95cb18634808872da88720506510726ea78fa72e..134a0e4fc22b85f25a6182f2db2e5f4332503bf7 100644 (file)
--- a/drivers/rtc/ds3231.c
+++ b/drivers/rtc/ds3231.c
@@ -33,7 +33,7 @@
 #include <rtc.h>
 #include <i2c.h>
 
-#if defined(CONFIG_RTC_DS3231) && defined(CONFIG_CMD_DATE)
+#if defined(CONFIG_CMD_DATE)
 
 /*---------------------------------------------------------------------*/
 #undef DEBUG_RTC
@@ -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);
 
 
 /*
@@ -134,7 +132,7 @@ int rtc_get (struct rtc_time *tmp)
 /*
  * Set the RTC
  */
-void rtc_set (struct rtc_time *tmp)
+int rtc_set (struct rtc_time *tmp)
 {
        uchar century;
 
@@ -152,6 +150,8 @@ void rtc_set (struct rtc_time *tmp)
        rtc_write (RTC_HR_REG_ADDR, bin2bcd (tmp->tm_hour));
        rtc_write (RTC_MIN_REG_ADDR, bin2bcd (tmp->tm_min));
        rtc_write (RTC_SEC_REG_ADDR, bin2bcd (tmp->tm_sec));
+
+       return 0;
 }
 
 
@@ -175,23 +175,13 @@ void rtc_reset (void)
 static
 uchar rtc_read (uchar reg)
 {
-       return (i2c_reg_read (CFG_I2C_RTC_ADDR, reg));
+       return (i2c_reg_read (CONFIG_SYS_I2C_RTC_ADDR, reg));
 }
 
 
 static void rtc_write (uchar reg, uchar val)
 {
-       i2c_reg_write (CFG_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));
+       i2c_reg_write (CONFIG_SYS_I2C_RTC_ADDR, reg, val);
 }
 
 #endif