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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-02-18 14:20:46 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-02-18 14:20:46 -0800 |
commit | 0cc9d5257857608ba85885b75fcada13d359b5d1 (patch) | |
tree | c36289844c623f2a3026f629d47cee793fb535ff /drivers/rtc/Kconfig | |
parent | 4c3021da451fe0ea1deaba8fa3805d8d065ec84e (diff) | |
parent | 456d66ecd09e3bc326b93174745faafb6ac378d6 (diff) | |
download | op-kernel-dev-0cc9d5257857608ba85885b75fcada13d359b5d1.zip op-kernel-dev-0cc9d5257857608ba85885b75fcada13d359b5d1.tar.gz |
Merge branch 'rtc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'rtc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
RTC: Re-enable UIE timer/polling emulation
RTC: Revert UIE emulation removal
RTC: Release mutex in error path of rtc_alarm_irq_enable
Diffstat (limited to 'drivers/rtc/Kconfig')
-rw-r--r-- | drivers/rtc/Kconfig | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index cdd9719..4941cad 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -97,6 +97,18 @@ config RTC_INTF_DEV If unsure, say Y. +config RTC_INTF_DEV_UIE_EMUL + bool "RTC UIE emulation on dev interface" + depends on RTC_INTF_DEV + help + Provides an emulation for RTC_UIE if the underlying rtc chip + driver does not expose RTC_UIE ioctls. Those requests generate + once-per-second update interrupts, used for synchronization. + + The emulation code will read the time from the hardware + clock several times per second, please enable this option + only if you know that you really need it. + config RTC_DRV_TEST tristate "Test driver/device" help |