Re: [PATCH] rtc: max77686: Fix wake-ups for max77620

From: Alexandre Belloni
Date: Fri Aug 07 2020 - 17:30:15 EST


On Thu, 6 Aug 2020 13:54:31 +0100, Jon Hunter wrote:
> Following commit d8f090dbeafd ("rtc: max77686: Do not allow interrupt to
> fire before system resume"), RTC wake-ups stopped working on Jetson TX2
> and Jetson Xavier platforms. The Jetson TX2 uses the max77620 PMIC and
> the Jetson Xavier uses max20024 PMIC. Both of these PMICs have the same
> max77620 RTC controller.
>
> For the max77620 RTC, the variable 'rtc_irq_from_platform' is defined as
> true in the max77686 driver and because of this the IRQ passed to the
> max77686 driver for RTC is the PMIC IRQ and not the parent. Hence,
> following commit d8f090dbeafd ("rtc: max77686: Do not allow interrupt to
> fire before system resume"), for the max77620 the RTC IRQ within the
> PMIC is now getting disabled on entry to suspend and unable to wake the
> system up. Fix this by only disabling interrupts on entry to suspend
> in the max77686 RTC driver, if the interrupt is the parent interrupt.

Applied, thanks!

[1/1] rtc: max77686: Fix wake-ups for max77620
commit: 16c24801122e2961c588562f04707b98f9c84bbb

Best regards,
--
Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>