linux-kernel - Re: [PATCH] input: edt-ft5x06: increase allowed data range for threshold parameter

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Date:   Thu, 11 May 2017 10:32:36 +0200
From:   Martin Kepplinger <martin.kepplinger@...zinger.com>
To:     Rob Herring <robh@...nel.org>, <dmitry.torokhov@...il.com>
CC:     <simon.budig@...nelconcepts.de>,
        <daniel.wagener@...nelconcepts.de>, <mchehab@...nel.org>,
        <linux-input@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-doc@...r.kernel.org>,
        Schoefegger Stefan <stefan.schoefegger@...zinger.com>,
        Manfred Schlaegl <manfred.schlaegl@...zinger.com>
Subject: Re: [PATCH] input: edt-ft5x06: increase allowed data range for
 threshold parameter

On 2017-05-08 18:11, Rob Herring wrote:
> On Tue, May 02, 2017 at 05:00:59PM +0200, Martin Kepplinger wrote:
>> The datasheet and application note does not mention an allowed range for
>> the M09_REGISTER_THRESHOLD parameter. One of our customers needs to set
>> lower values than 20 and they seem to work just fine on EDT EP0xx0M09 with
>> T5x06 touch.
>>
>> So, lacking a known lower limit, we increase the range for thresholds,
>> and set the lower limit to 0. The documentation is updated accordingly.
>>
>> Signed-off-by: Schoefegger Stefan <stefan.schoefegger@...zinger.com>
>> Signed-off-by: Manfred Schlaegl <manfred.schlaegl@...zinger.com>
>> Signed-off-by: Martin Kepplinger <martin.kepplinger@...zinger.com>
>> ---
>>  Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.txt | 2 +-
>>  Documentation/input/devices/edt-ft5x06.rst                         | 2 +-
>>  drivers/input/touchscreen/edt-ft5x06.c                             | 2 +-
>>  3 files changed, 3 insertions(+), 3 deletions(-)
> 
> Acked-by: Rob Herring <robh@...nel.org>
> 

Dmitry, any objections or thoughts?

thanks
                       martin