As of commit 1a1fa2406689 ("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 ds1307 implementation of
rtc_reset() doesn't need to call rtc_set().
Signed-off-by: Chris Packham <judge.pack...@gmail.com>
---
drivers/rtc/ds1307.c | 33 ---------------------------------
1 file changed, 33 deletions(-)
diff --git a/drivers/rtc/ds1307.c b/drivers/rtc/ds1307.c
index 5df15c7fd6c6..5e74b93b72bc 100644
--- a/drivers/rtc/ds1307.c
+++ b/drivers/rtc/ds1307.c
@@ -184,25 +184,8 @@ int rtc_set (struct rtc_time *tmp)
*/
void rtc_reset (void)
{
- struct rtc_time tmp;
-
rtc_write (RTC_SEC_REG_ADDR, 0x00); /* clearing Clock Halt */
rtc_write (RTC_CTL_REG_ADDR, RTC_CTL_BIT_SQWE | RTC_CTL_BIT_RS1 |
RTC_CTL_BIT_RS0);
-
- tmp.tm_year = 1970;
- tmp.tm_mon = 1;
- 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;
}
@@ -321,14 +304,6 @@ read_rtc:
static int ds1307_rtc_reset(struct udevice *dev)
{
int ret;
- struct rtc_time tmp = {
- .tm_year = 1970,
- .tm_mon = 1,
- .tm_mday = 1,
- .tm_hour = 0,
- .tm_min = 0,
- .tm_sec = 0,
- };
/* clear Clock Halt */
ret = dm_i2c_reg_write(dev, RTC_SEC_REG_ADDR, 0x00);
@@ -340,14 +315,6 @@ static int ds1307_rtc_reset(struct udevice *dev)
if (ret < 0)
return ret;
- ret = ds1307_rtc_set(dev, &tmp);
- if (ret < 0)
- return ret;
-
- debug("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 0;
}
--
2.16.2
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