Write RTC seconds first to maintain settings integrity per

Maxim/Dallas DS1306 data sheet.
Patch by Alan J. Luse, 02 May 2006

diff --git a/CHANGELOG b/CHANGELOG
index 74ef720..d7d73eb 100644 (file)
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,10 @@
 Changes since U-Boot 1.1.4:
 ======================================================================
 
+* Write RTC seconds first to maintain settings integrity per
+  Maxim/Dallas DS1306 data sheet.
+  Patch by Alan J. Luse, 02 May 2006
+
 * Scheduled for removal: strnicmp() which is unused
 
 * Update for Intel Monahans boards:
@@ -9,12 +13,12 @@ Changes since U-Boot 1.1.4:
   - NAND support for zylonite board + some minor cleanup
 
 * Declare load_serial_ymodem() when using CFG_CMD_LOADB.
-  Patch by Jon Loeliger, 01. May 2006
+  Patch by Jon Loeliger, 01 May 2006
 
 * Fixed handling of bad checksums with "mkimage -l"
 
 * Added support for BC3450 board
-  Patch by Stefan Strobl, 21. Oct 2005
+  Patch by Stefan Strobl, 21 Oct 2005
 
 * Update for NC650 board:
   - Support rev1 and rev2 hardware

diff --git a/rtc/ds1306.c b/rtc/ds1306.c
index e143bf7..e01e1ce 100644 (file)
--- a/rtc/ds1306.c
+++ b/rtc/ds1306.c
@@ -360,13 +360,13 @@ void rtc_set (struct rtc_time *tmp)
               tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
               tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
 
-       rtc_write (RTC_YEAR, bin2bcd (tmp->tm_year - 2000));
-       rtc_write (RTC_MONTH, bin2bcd (tmp->tm_mon));
-       rtc_write (RTC_DATE_OF_MONTH, bin2bcd (tmp->tm_mday));
-       rtc_write (RTC_DAY_OF_WEEK, bin2bcd (tmp->tm_wday + 1));
-       rtc_write (RTC_HOURS, bin2bcd (tmp->tm_hour));
-       rtc_write (RTC_MINUTES, bin2bcd (tmp->tm_min));
        rtc_write (RTC_SECONDS, bin2bcd (tmp->tm_sec));
+       rtc_write (RTC_MINUTES, bin2bcd (tmp->tm_min));
+       rtc_write (RTC_HOURS, bin2bcd (tmp->tm_hour));
+       rtc_write (RTC_DAY_OF_WEEK, bin2bcd (tmp->tm_wday + 1));
+       rtc_write (RTC_DATE_OF_MONTH, bin2bcd (tmp->tm_mday));
+       rtc_write (RTC_MONTH, bin2bcd (tmp->tm_mon));
+       rtc_write (RTC_YEAR, bin2bcd (tmp->tm_year - 2000));
 }
 
 /* ------------------------------------------------------------------------- */