Re: [PATCH v4 2/2] Input: gpio-keys - support wakeup pinctrl state on suspend
From: Markus Schneider-Pargmann
Date: Thu Oct 22 2026 - 03:29:11 EST
On Mon Oct 5, 2026 at 10:47 PM CEST, Kendall Willis wrote:
> GPIO can be used as a wakeup source for TI K3 AM62 devices during
> suspend to RAM states. The GPIO controller is powered off in these
> states, so a wakeup enable flag must be set on the GPIO pin in the
> pinctrl in order to allow wakeup.
>
> If the device is wakeup enabled, select the wakeup pinctrl state on
> suspend and restore the default pinctrl state on resume.
>
> Signed-off-by: Kendall Willis <k-willis@xxxxxx>
Reviewed-by: Markus Schneider-Pargmann (TI) <msp@xxxxxxxxxxxx>
Best
Markus
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