RE: [PATCH v1] Add support for the ektf2127 touchscreencontroller

["Johnny Chuang(莊佳霖)" <johnny.chuang-9cfG7bMpBgR9nmWX13WWKA@public.gmane.org>]

Hi Dmitry,

We suggest a separate driver for eKTF2127.

Many thanks,
Johnny
-----Original Message-----
From: 廖崇榮 [mailto:kt.liao-9cfG7bMpBgR9nmWX13WWKA@public.gmane.org] 
Sent: Thursday, July 14, 2016 6:13 PM
To: 'Dmitry Torokhov'; 'Siebren Vroegindeweij'; 'Johnny Chuang(莊佳霖)';
'James Chen'
Cc: linux-input-u79uwXL29TY76Z2rM5mHXA@public.gmane.org; 'devicetree'; 'Hans de Goede'; 'Michel
Verlaan'; 'Siebren Vroegindeweij'
Subject: RE: [PATCH v1] Add support for the ektf2127 touchscreencontroller

-----Original Message-----
From: Dmitry Torokhov [mailto:dmitry.torokhov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org]
Sent: Thursday, July 14, 2016 5:50 AM
To: Siebren Vroegindeweij; KT Liao
Cc: linux-input-u79uwXL29TY76Z2rM5mHXA@public.gmane.org; devicetree; Hans de Goede; Michel Verlaan;
Siebren Vroegindeweij; KT Liao
Subject: Re: [PATCH v1] Add support for the ektf2127 touchscreencontroller

On Mon, Jul 04, 2016 at 11:29:05AM +0200, Siebren Vroegindeweij wrote:
> From: Siebren Vroegindeweij <siebren.vroegindeweij-PkbjNfxxIARBDgjK7y7TUQ@public.gmane.org>
> 
> The ELAN eKTF2127 driver is written for the ELAN series of 
> touchscreencontrollers. This version is especially written for the
> eKTF2127 controller. The driver communicates to the controller over i2c.
> The additional screen specifications can be read from the devicetree file.
> The driver has also the ability to read the screen height and width 
> from the controller. When the screen is pressed, a interrupt is generated.
> The interrupt wil be handled by a function that request a data string 
> from the controller. This string is then modified so that the right 
> number of touches and their x and y coordinates are available and 
> given to userspace through the input subsystem.

Adding KT. Can eKTF2127 be driven with [modified] elants_i2c driver or we
are better off with separate driver.

Hi Johnny,
Please check Dmitry's touchscreen issue.
...

> + *
> + * This program is free software; you can redistribute it and/or 
> + modify
> + * it under the terms of the GNU General Public License as published 
> + by
> + * the Free Software Foundation; either version 3 of the License, or
> + * (at your option) any later version.

Gpl V2 or later for kernel please, we won't take v3.

Thanks.

--
Dmitry


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