From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?big5?B?ufmxUrph?= Subject: RE: [PATCH v1] Add support for the ektf2127 touchscreencontroller Date: Thu, 14 Jul 2016 18:12:57 +0800 Message-ID: <009e01d1ddb8$4b51ad60$e1f50820$@emc.com.tw> References: <1467624545-3455-1-git-send-email-siebren.vroegindeweij@gmail.com> <1467624545-3455-2-git-send-email-siebren.vroegindeweij@gmail.com> <20160713215018.GA1799@dtor-ws> Mime-Version: 1.0 Content-Type: text/plain; charset="big5" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20160713215018.GA1799@dtor-ws> Content-Language: zh-tw Sender: linux-input-owner@vger.kernel.org To: 'Dmitry Torokhov' , 'Siebren Vroegindeweij' , =?big5?B?J0pvaG5ueSBDaHVhbmcosviozsBNKSc=?= , 'James Chen' Cc: linux-input@vger.kernel.org, 'devicetree' , 'Hans de Goede' , 'Michel Verlaan' , 'Siebren Vroegindeweij' List-Id: devicetree@vger.kernel.org -----Original Message----- From: Dmitry Torokhov [mailto:dmitry.torokhov@gmail.com] Sent: Thursday, July 14, 2016 5:50 AM To: Siebren Vroegindeweij; KT Liao Cc: linux-input@vger.kernel.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 > > 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