rtc: jz4740: switch to rtc_time64_to_tm/rtc_tm_to_time64

Call the 64bit versions of rtc_tm time conversion now that the range is
enforced by the core.

Tested-by: Mathieu Malaterre <malat@debian.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

1 files changed, 3 insertions, 5 deletions

diff --git a/drivers/rtc/rtc-jz4740.c b/drivers/rtc/rtc-jz4740.c
index 079469627bd7..428376639870 100644
--- a/drivers/rtc/rtc-jz4740.c
+++ b/drivers/rtc/rtc-jz4740.c
@@ -171,7 +171,7 @@ static int jz4740_rtc_read_time(struct device *dev, struct rtc_time *time)
         if (timeout == 0)
                 return -EIO;
 
-        rtc_time_to_tm(secs, time);
+        rtc_time64_to_tm(secs, time);
 
         return 0;
 }
@@ -196,7 +196,7 @@ static int jz4740_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
         alrm->enabled = !!(ctrl & JZ_RTC_CTRL_AE);
         alrm->pending = !!(ctrl & JZ_RTC_CTRL_AF);
 
-        rtc_time_to_tm(secs, &alrm->time);
+        rtc_time64_to_tm(secs, &alrm->time);
 
         return rtc_valid_tm(&alrm->time);
 }
@@ -205,9 +205,7 @@ static int jz4740_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
 {
         int ret;
         struct jz4740_rtc *rtc = dev_get_drvdata(dev);
-        unsigned long secs;
-
-        rtc_tm_to_time(&alrm->time, &secs);
+        uint32_t secs = lower_32_bits(rtc_tm_to_time64(&alrm->time));
 
         ret = jz4740_rtc_reg_write(rtc, JZ_REG_RTC_SEC_ALARM, secs);
         if (!ret)