From patchwork Thu Dec 5 23:09:39 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sebastian Reichel X-Patchwork-Id: 3291581 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 7DF199F373 for ; Thu, 5 Dec 2013 23:10:42 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A909D204E4 for ; Thu, 5 Dec 2013 23:10:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D4F6020515 for ; Thu, 5 Dec 2013 23:10:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754777Ab3LEXJu (ORCPT ); Thu, 5 Dec 2013 18:09:50 -0500 Received: from ring0.de ([91.143.88.219]:39517 "EHLO smtp.ring0.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754046Ab3LEXJq (ORCPT ); Thu, 5 Dec 2013 18:09:46 -0500 Received: from comu.ring0.de (unknown [127.0.0.1]) by smtp.ring0.de (Postfix) with ESMTP id C0EC12C58EDC; Fri, 6 Dec 2013 00:09:44 +0100 (CET) Received: (from spamd@localhost) by comu.ring0.de (8.13.8/8.13.8/Submit) id rB5N9iiw001375; Fri, 6 Dec 2013 00:09:44 +0100 X-Authentication-Warning: comu.ring0.de: spamd set sender to sre@ring0.de using -f X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 From: Sebastian Reichel To: Sebastian Reichel , Dmitry Torokhov , Dmitry Torokhov , linux-input@vger.kernel.org Cc: Rob Herring , Pawel Moll , Mark Rutland , Stephen Warren , Ian Campbell , Rob Landley , Grant Likely , devicetree@vger.kernel.org, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, Sebastian Reichel Subject: [PATCH 2/2] Documentation: dt: Document TSC2005 DT binding Date: Fri, 6 Dec 2013 00:09:39 +0100 Message-Id: <1386284979-9680-3-git-send-email-sre@debian.org> X-Mailer: git-send-email 1.8.4.3 In-Reply-To: <1386284979-9680-1-git-send-email-sre@debian.org> References: <1386284979-9680-1-git-send-email-sre@debian.org> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add devicetree binding documentation for TSC2005 touchscreen. Signed-off-by: Sebastian Reichel --- .../bindings/input/touchscreen/tsc2005.txt | 49 ++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/touchscreen/tsc2005.txt diff --git a/Documentation/devicetree/bindings/input/touchscreen/tsc2005.txt b/Documentation/devicetree/bindings/input/touchscreen/tsc2005.txt new file mode 100644 index 0000000..4e7df0b --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/tsc2005.txt @@ -0,0 +1,49 @@ +* TSC2005 Touchscreen + +Required properties: + - compatible : "ti,tsc2005" + - reg : SPI device address + - spi-max-frequency : Maximal SPI speed + - interrupts : IRQ specifier + - reset-gpio : GPIO specifier + +Optional properties: + - ti,fuzz-x : integer, X noise value of the touchscreen + (defaults to 4) + - ti,fuzz-y : integer, Y noise value of the touchscreen + (defaults to 8) + - ti,fuzz-pressure : integer, pressure noise value of the touchscreen + (defaults to 2) + - ti,max-x : integer, maximum reported x value + (defaults to 4096) + - ti,max-y : integer, maximum reported y value + (defaults to 4096) + - ti,max-pressure : integer, maximum reported pressure + (defaults to 4096) + - ti,x-plate-resistance : integer, resistance of the touchscreen's X plates + in ohm (defaults to 280) + - ti,esd-recovery-timeout-ms : integer, if the touchscreen does not respond after + the configured time (in milli seconds), the driver + will reset it. This is disabled by default. + +Example: + +&mcspi1 { + tsc2005@0 { + compatible = "ti,tsc2005"; + spi-max-frequency = <6000000>; + reg = <0>; + reset-gpio = <&gpio4 8 GPIO_ACTIVE_HIGH>; /* 104 */ + interrupt-parent = <&gpio4>; + interrupts = <4 IRQ_TYPE_NONE>; /* gpio line 100 */ + + ti,fuzz-x = <4>; + ti,fuzz-y = <7>; + ti,fuzz-pressure = <2>; + ti,max-x = <4096>; + ti,max-y = <4096>; + ti,max-pressure = <2048>; + ti,x-plate-resistance = <280>; + ti,esd-recovery-timeout-ms = <8000>; + }; +}