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SubjectRe: [PATCH v3] pinctrl:intel: Retain HOSTSW_OWN for requested gpio pin
On Fri, Apr 26, 2019 at 8:50 PM Andriy Shevchenko
<andriy.shevchenko@intel.com> wrote:
>
> On Tue, Apr 23, 2019 at 12:38:17PM +0200, Linus Walleij wrote:
> > On Mon, Apr 15, 2019 at 7:54 AM Chris Chiu <chiu@endlessm.com> wrote:
> >
> > > The touchpad of the ASUS laptops E403NA, X540NA, X541NA are not
> > > responsive after suspend/resume. The following error message
> > > shows after resume.
> > > i2c_hid i2c-ELAN1200:00: failed to reset device.
> > >
> > > On these laptops, the touchpad interrupt is connected via a GPIO
> > > pin which is controlled by Intel pinctrl. After system resumes,
> > > the GPIO is in ACPI mode and no longer works as an IRQ.
> > >
> > > This commit saves the HOSTSW_OWN value during suspend, make sure
> > > the HOSTSW_OWN mode remains the same after resume.
> > >
> > > Signed-off-by: Chris Chiu <chiu@endlessm.com>
> >
> > This v3 patch applied with Mika's ACK.
>
> Hmm... It's supposed to go along with our PR.

Anything I can help with?

Chris
>
> --
> With Best Regards,
> Andy Shevchenko
>
>

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