From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Meerwald Subject: Re: Information about Atmel MXT224 Date: Wed, 8 Jan 2014 12:42:47 +0100 (CET) Message-ID: References: <52CD04F1.8090100@gmail.com> Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Return-path: Received: from ns.pmeerw.net ([87.118.82.44]:49607 "EHLO pmeerw.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755890AbaAHLmt (ORCPT ); Wed, 8 Jan 2014 06:42:49 -0500 In-Reply-To: <52CD04F1.8090100@gmail.com> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: =?UTF-8?Q?Ga=C3=ABtan_Carlier?= Cc: linux-input@vger.kernel.org, "linux-arm-kernel@lists.infradead.org" , Joonyoung Shim > I have tried atmel_mxt_ts driver (original driver from kernel 3.6.0 and > driver from linux-next/master branch copied to kernel 3.6.0) on i.MX27 > board. The capacitive glass used is a "GE Touch" > SMT-F-057G007-B011-4:3-NP. It has 16 pads in X and 14 pads in Y. It is > correctly detected (with one warning/error). > Does someone has some informations or the protocol guide, please ? you need to request them from the distributor I guess, they docs are pretty good > /* TSP */ > static struct mxt_platform_data mxt_platform_data = { > .x_line = 18, > .y_line = 11, > .x_size = 480, shouldn't this be 16/14? > .y_size = 640, > .blen = 0x1, > .threshold = 0x28, > .voltage = 2800000, /* 2.8V */ > .orient = MXT_DIAGONAL_COUNTER, > .irqflags = IRQF_TRIGGER_FALLING, > }; > atmel_mxt_ts 0-004b: No cfg data defined, skipping reg init > atmel_mxt_ts 0-004b: Invalid object type something goes wrong in the initialization; the object table of the chip doesn't match the register data fed in -- the mxt224 can be a bitch and play dead regards, p. -- Peter Meerwald +43-664-2444418 (mobile)