Messages in this thread |  | | Subject | Re: [PATCH v3 6/6] gpio: max77620: Initialize hardware state of interrupts | From | Laxman Dewangan <> | Date | Thu, 9 Jul 2020 20:33:49 +0530 |
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On Thursday 09 July 2020 01:53 AM, Dmitry Osipenko wrote: > External email: Use caution opening links or attachments > > > I noticed on Nexus 7 that after rebooting from downstream kernel to > upstream, the GPIO interrupt is triggering non-stop despite interrupts > being disabled for all of GPIOs. This happens because Nexus 7 uses a > soft-reboot, meaning that bootloader should take care of resetting > hardware, but the bootloader doesn't do it well. As a result, GPIO > interrupt may be left ON at a boot time. Let's mask all GPIO interrupts > at the driver's initialization time in order to resolve the issue. > > Signed-off-by: Dmitry Osipenko <digetx@gmail.com> >
Looks good to me. Acked-by: Laxman Dewangan <ldewangan@nvidia.com>
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