Re: [PATCH 2/4] pinctrl: baytrail: Clear interrupt triggering from pins that are in GPIO mode

From: Linus Walleij
Date: Fri Mar 06 2015 - 06:22:00 EST


On Mon, Feb 23, 2015 at 1:53 PM, Mika Westerberg
<mika.westerberg@xxxxxxxxxxxxxxx> wrote:

> If the pin is already configured as GPIO and it has any of the triggering
> flags set, we may get spurious interrupts depending on the state of the
> pin.
>
> Prevent this by clearing the triggering flags on such pins. However, if the
> pin is also configured as "direct IRQ" we leave the flags as is. Otherwise
> it will prevent interrupts that are routed directly to IO-APIC.
>
> Signed-off-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>

Patch applied for fixes.

Yours,
Linus Walleij
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/