diff options
Diffstat (limited to 'arch/cris/Kconfig')
| -rw-r--r-- | arch/cris/Kconfig | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index dfddd33c921..4a27ef37420 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -259,6 +259,18 @@ menu "Drivers for built-in interfaces" source arch/cris/arch-v10/drivers/Kconfig source arch/cris/arch-v32/drivers/Kconfig +config ETRAX_RTC + bool "Real Time Clock support" + depends on ETRAX_I2C + help + Enables drivers for the Real-Time Clock battery-backed chips on + some products. The kernel reads the time when booting, and + the date can be set using ioctl(fd, RTC_SET_TIME, &rt) with rt a + rtc_time struct (see <file:include/asm-cris/rtc.h>) on the /dev/rtc + device. You can check the time with cat /proc/rtc, but + normal time reading should be done using libc function time and + friends. + choice prompt "RTC chip" depends on ETRAX_RTC |