diff options
author | Werner Pfister <werner.pfister@intercontrol.de> | 2009-09-21 12:49:55 (GMT) |
---|---|---|
committer | Wolfgang Denk <wd@denx.de> | 2009-09-23 22:20:33 (GMT) |
commit | b0078c8792badd81aed51b7eabe85e960036361c (patch) | |
tree | 648d39b66fee5a1162a521b908e66a235e4ddea4 /drivers/rtc | |
parent | 30d7aae7e82dacf9ae2983fbbf3567515266968b (diff) | |
download | u-boot-b0078c8792badd81aed51b7eabe85e960036361c.tar.xz |
rtc/ds1337.c: Allow to set TCR register
This is needed to correctly start the charging of an attached capacitor
or battery.
Signed-off-by: Werner Pfister <werner.pfister@intercontrol.de>
Signed-off-by: Detlev Zundel <dzu@denx.de>
Diffstat (limited to 'drivers/rtc')
-rw-r--r-- | drivers/rtc/ds1337.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/rtc/ds1337.c b/drivers/rtc/ds1337.c index a71ab5d..7abf041 100644 --- a/drivers/rtc/ds1337.c +++ b/drivers/rtc/ds1337.c @@ -56,6 +56,7 @@ #define RTC_YR_REG_ADDR 0x6 #define RTC_CTL_REG_ADDR 0x0e #define RTC_STAT_REG_ADDR 0x0f +#define RTC_TC_REG_ADDR 0x10 /* * RTC control register bits @@ -169,6 +170,9 @@ int rtc_set (struct rtc_time *tmp) void rtc_reset (void) { rtc_write (RTC_CTL_REG_ADDR, RTC_DS1337_RESET_VAL); +#ifdef CONFIG_SYS_DS1339_TCR_VAL + rtc_write (RTC_TC_REG_ADDR, CONFIG_SYS_DS1339_TCR_VAL); +#endif } |