Commit cafa1d8b0c90252e73f20db1b6f32cf88e73ff17
Committed by
Linus Torvalds
1 parent
4216d0bd8f
Exists in
master
and in
7 other branches
rtc: rtc-twl4030 don't mask alarm interrupts on shutdown
A triggering RTC alarm should be able to power on a device that has been powered off. This patch enables that on twl4030 by not masking the alarm interrupt at shutdown. Signed-off-by: Matti Halme <matti.halme@nokia.com> Signed-off-by: Alessandro Zummo <a.zummo@towertech.it> Acked-by: David Brownell <dbrownell@users.sourceforge.net> Cc: Tony Lindgren <tony@atomide.com> Cc: Samuel Ortiz <sameo@openedhand.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Showing 1 changed file with 3 additions and 2 deletions Side-by-side Diff
drivers/rtc/rtc-twl4030.c
... | ... | @@ -482,8 +482,9 @@ |
482 | 482 | |
483 | 483 | static void twl4030_rtc_shutdown(struct platform_device *pdev) |
484 | 484 | { |
485 | - mask_rtc_irq_bit(BIT_RTC_INTERRUPTS_REG_IT_TIMER_M | | |
486 | - BIT_RTC_INTERRUPTS_REG_IT_ALARM_M); | |
485 | + /* mask timer interrupts, but leave alarm interrupts on to enable | |
486 | + power-on when alarm is triggered */ | |
487 | + mask_rtc_irq_bit(BIT_RTC_INTERRUPTS_REG_IT_TIMER_M); | |
487 | 488 | } |
488 | 489 | |
489 | 490 | #ifdef CONFIG_PM |