diff options
Diffstat (limited to 'drivers/rtc/m41t60.c')
| -rw-r--r-- | drivers/rtc/m41t60.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/rtc/m41t60.c b/drivers/rtc/m41t60.c index 402a8c8..71bfc32 100644 --- a/drivers/rtc/m41t60.c +++ b/drivers/rtc/m41t60.c @@ -193,12 +193,12 @@ int rtc_get(struct rtc_time *tmp) return 0; } -void rtc_set(struct rtc_time *tmp) +int rtc_set(struct rtc_time *tmp) { uchar *const data = rtc_validate(); if (!data) - return; + return -1; debug("Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n", tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday, @@ -214,8 +214,10 @@ void rtc_set(struct rtc_time *tmp) data[RTC_DAY] = bin2bcd(tmp->tm_wday + 1) & 0x07; if (i2c_write(CFG_I2C_RTC_ADDR, 0, 1, data, RTC_REG_CNT)) { printf("I2C write failed in rtc_set()\n"); - return; + return -1; } + + return 0; } void rtc_reset(void) |