Re: [PATCH v2] pinctrl: intel: Configure GPIO chip IRQ as wakeup interrupts

From: Linus Walleij
Date: Fri Sep 23 2016 - 09:15:05 EST

On Thu, Sep 22, 2016 at 1:35 AM, Nilesh Bacchewar
<nilesh.bacchewar@xxxxxxxxx> wrote:

> On some Intel BXT platform, wake-up from suspend-to-idle on pressing
> power-button is not working. Its noticed that gpio-keys driver marking the
> second level IRQ/power-button as wake capable but Intel pintctrl
> driver is missing to mark GPIO chip/controller IRQ which first level IRQ
> as wake cable if its GPIO pin IRQ is wakeble. So, though the first level
> IRQ gets generated on power-button press, since it is not marked as
> wake capable resume/wake-up flow is not happening.
> Intel pintctrl/GPIO driver need to mark GPIO chip/controller IRQ (first
> level IRQ) as wake capable iff GPIO pin's IRQ (second level IRQ) is marked
> as wake cable.
> Changes in v2:
> - Add missing irq initialisation.
> Signed-off-by: Nilesh Bacchewar <nilesh.bacchewar@xxxxxxxxx>
> Reviewed-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>

Patch applied.

Linus Walleij