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| author | Matti Halme <matti.halme@nokia.com> | 2009-01-15 22:50:56 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-16 01:39:36 +0100 |
| commit | cafa1d8b0c90252e73f20db1b6f32cf88e73ff17 (patch) | |
| tree | bfe17370eadc0db4ff366a333cfc008f86d79003 /drivers/rtc | |
| parent | rtc-pxa: fix build failure (diff) | |
| download | linux-cafa1d8b0c90252e73f20db1b6f32cf88e73ff17.tar.xz linux-cafa1d8b0c90252e73f20db1b6f32cf88e73ff17.zip | |
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>
Diffstat (limited to 'drivers/rtc')
| -rw-r--r-- | drivers/rtc/rtc-twl4030.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/rtc/rtc-twl4030.c b/drivers/rtc/rtc-twl4030.c index 25dc3e1cedbe..ad35f76c46b7 100644 --- a/drivers/rtc/rtc-twl4030.c +++ b/drivers/rtc/rtc-twl4030.c @@ -482,8 +482,9 @@ static int __devexit twl4030_rtc_remove(struct platform_device *pdev) static void twl4030_rtc_shutdown(struct platform_device *pdev) { - mask_rtc_irq_bit(BIT_RTC_INTERRUPTS_REG_IT_TIMER_M | - BIT_RTC_INTERRUPTS_REG_IT_ALARM_M); + /* mask timer interrupts, but leave alarm interrupts on to enable + power-on when alarm is triggered */ + mask_rtc_irq_bit(BIT_RTC_INTERRUPTS_REG_IT_TIMER_M); } #ifdef CONFIG_PM |