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| author | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2008-09-01 23:06:23 +0200 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2008-09-07 00:56:36 +0200 |
| commit | d1e2319414ea5218ba801163e4530ecf2dfcbf36 (patch) | |
| tree | 78c74e4a7a154c267bfcc1812d3493f7d4f979c9 /drivers/rtc/m41t62.c | |
| parent | ee9536a28cb149bcb6c5dee9d08c62c91f4c72d2 (diff) | |
| download | blackbird-obmc-uboot-d1e2319414ea5218ba801163e4530ecf2dfcbf36.tar.gz blackbird-obmc-uboot-d1e2319414ea5218ba801163e4530ecf2dfcbf36.zip | |
rtc: allow rtc_set to return an error and use it in cmd_date
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'drivers/rtc/m41t62.c')
| -rw-r--r-- | drivers/rtc/m41t62.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/rtc/m41t62.c b/drivers/rtc/m41t62.c index 89d4ccdb2c..9b7c84a084 100644 --- a/drivers/rtc/m41t62.c +++ b/drivers/rtc/m41t62.c @@ -96,7 +96,7 @@ int rtc_get(struct rtc_time *tm) return 0; } -void rtc_set(struct rtc_time *tm) +int rtc_set(struct rtc_time *tm) { u8 buf[M41T62_DATETIME_REG_SIZE]; @@ -123,8 +123,12 @@ void rtc_set(struct rtc_time *tm) /* assume 20YY not 19YY */ buf[M41T62_REG_YEAR] = BIN2BCD(tm->tm_year % 100); - if (i2c_write(CFG_I2C_RTC_ADDR, 0, 1, buf, M41T62_DATETIME_REG_SIZE)) + if (i2c_write(CFG_I2C_RTC_ADDR, 0, 1, buf, M41T62_DATETIME_REG_SIZE)) { printf("I2C write failed in %s()\n", __func__); + return -1; + } + + return 0; } void rtc_reset(void) |
