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 <[email protected]> --- 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 abe87a4..f5f6a97 100644 --- a/drivers/rtc/rtc-twl4030.c +++ b/drivers/rtc/rtc-twl4030.c @@ -505,8 +505,9 @@ 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 -- 1.4.4.4 Regards, Matti Halme -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
