diff options
Diffstat (limited to 'drivers/rtc/mc13783-rtc.c')
| -rw-r--r-- | drivers/rtc/mc13783-rtc.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/rtc/mc13783-rtc.c b/drivers/rtc/mc13783-rtc.c index b6e1501..6ea9137 100644 --- a/drivers/rtc/mc13783-rtc.c +++ b/drivers/rtc/mc13783-rtc.c @@ -77,7 +77,7 @@ int rtc_get(struct rtc_time *rtc) return 0; } -void rtc_set(struct rtc_time *rtc) +int rtc_set(struct rtc_time *rtc) { u32 time, day, reg; @@ -86,7 +86,7 @@ void rtc_set(struct rtc_time *rtc) slave = spi_setup_slave(1, 0, 1000000, SPI_MODE_2 | SPI_CS_HIGH); if (!slave) - return; + return -1; } time = mktime(rtc->tm_year, rtc->tm_mon, rtc->tm_mday, @@ -95,7 +95,7 @@ void rtc_set(struct rtc_time *rtc) time %= 86400; if (spi_claim_bus(slave)) - return; + return -1; reg = 0x2c000000 | day | 0x80000000; spi_xfer(slave, 32, (uchar *)®, (uchar *)&day, @@ -106,6 +106,8 @@ void rtc_set(struct rtc_time *rtc) SPI_XFER_BEGIN | SPI_XFER_END); spi_release_bus(slave); + + return -1; } void rtc_reset(void) |