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Message-ID: <CACRpkdZNOjty9=nigA+SKk3yC5vVjohwjd2Kg+KWV2EYixJ+ag@mail.gmail.com>
Date: Fri, 6 Mar 2015 12:21:50 +0100
From: Linus Walleij <linus.walleij@...aro.org>
To: Mika Westerberg <mika.westerberg@...ux.intel.com>
Cc: Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
Mathias Nyman <mathias.nyman@...ux.intel.com>,
Hans Holmberg <hans.holmberg@...el.com>,
Benjamin Adler <benadler@....net>,
"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/4] pinctrl: baytrail: Clear interrupt triggering from
pins that are in GPIO mode
On Mon, Feb 23, 2015 at 1:53 PM, Mika Westerberg
<mika.westerberg@...ux.intel.com> 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@...ux.intel.com>
Patch applied for fixes.
Yours,
Linus Walleij
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