linux-kernel - Re: [PATCH] atmel_mxt_ts: Add support for reset line

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Message-ID: <20170629212405.bdych7fvxil3dsjk@rob-hp-laptop>
Date:   Thu, 29 Jun 2017 16:24:05 -0500
From:   Rob Herring <robh@...nel.org>
To:     Sebastian Reichel <sebastian.reichel@...labora.co.uk>
Cc:     Sebastian Reichel <sre@...nel.org>, Nick Dyer <nick@...anahar.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        linux-input@...r.kernel.org, Henrik Rydberg <rydberg@...math.org>,
        Mark Rutland <mark.rutland@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Martyn Welch <martyn.welch@...labora.co.uk>
Subject: Re: [PATCH] atmel_mxt_ts: Add support for reset line

On Tue, Jun 27, 2017 at 06:24:38PM +0200, Sebastian Reichel wrote:
> From: Martyn Welch <martyn.welch@...labora.co.uk>
> 
> At least some of the Atmel Maxtouch touchscreen controllers have a reset
> pin. If this is not driven correctly the device will be held in reset
> and will not respond.
> 
> Add support for driving the reset line via GPIO as is found in other
> such drivers.
> 
> Signed-off-by: Martyn Welch <martyn.welch@...labora.co.uk>
> [add reset cycle during probe, minor style fixes, add DT binding]
> Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.co.uk>
> ---
>  .../devicetree/bindings/input/atmel,maxtouch.txt   |  2 ++

Acked-by: Rob Herring <robh@...nel.org>

>  drivers/input/touchscreen/atmel_mxt_ts.c           | 27 +++++++++++++++++++++-
>  2 files changed, 28 insertions(+), 1 deletion(-)