From patchwork Thu Jul 16 15:13:22 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sanchayan X-Patchwork-Id: 6807891 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 2DBA8C05AC for ; Thu, 16 Jul 2015 15:19:02 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5684F20529 for ; Thu, 16 Jul 2015 15:19:01 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 82B6720527 for ; Thu, 16 Jul 2015 15:19:00 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZFkuZ-0001V5-Gn; Thu, 16 Jul 2015 15:17:23 +0000 Received: from mail-pd0-x22d.google.com ([2607:f8b0:400e:c02::22d]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZFkuR-0001BR-U3 for linux-arm-kernel@lists.infradead.org; Thu, 16 Jul 2015 15:17:16 +0000 Received: by pdjr16 with SMTP id r16so46067527pdj.3 for ; Thu, 16 Jul 2015 08:16:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references :in-reply-to:references; bh=o9Xqh0u6pSgk+go6yBYGs+lfmBvQPPQYXB9UMROcv+A=; b=e3EJayGoms79gN2Pfy17vlcdfbI3ezbZVEHSjQjUHV1xP3AsYWc3Ol6t1JEmaC3qot uDX9z2S8aYSPAvcRzxDawPzHrB/s6JBlqZGWlWMfgT17wZY4c2SnaLg7yV0Pq5ZtMglI 9C7Gsm3LUAH9hhxB4preCi3bO70/rTaU8YRirTaPbcsTv8//t1t2fNhJ2LepxWfpIwS2 WQZXQSoqlFsYbiYNZlrru+ShTW05aZHettvLtIpz8/4Nr55DcqPI4oYoFyyW4FQko9uK ymBlxV+166YoNuCazmX4AaaOmPil/40wJDX77P7KHSgmRJAQgXeE2pcCAvOEejjTEhTa e91g== X-Received: by 10.66.140.98 with SMTP id rf2mr20115714pab.138.1437059815582; Thu, 16 Jul 2015 08:16:55 -0700 (PDT) Received: from localhost ([115.115.225.206]) by smtp.gmail.com with ESMTPSA id ns14sm8324963pdb.17.2015.07.16.08.16.53 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 16 Jul 2015 08:16:54 -0700 (PDT) From: Sanchayan Maity To: linux-input@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 4/4] input: Add DT binding documentation for Colibri VF50 touchscreen Date: Thu, 16 Jul 2015 20:43:22 +0530 Message-Id: <24246fb8671b84d067879c1e1c274b0d68bd3b8c.1437058481.git.maitysanchayan@gmail.com> X-Mailer: git-send-email 2.4.6 In-Reply-To: References: In-Reply-To: References: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150716_081716_046457_C9AB4731 X-CRM114-Status: GOOD ( 11.77 ) X-Spam-Score: -2.0 (--) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, pawel.moll@arm.com, ijc+devicetree@hellion.org.uk, linux-kernel@vger.kernel.org, stefan@agner.ch, Sanchayan Maity , robh+dt@kernel.org, kernel@pengutronix.de, galak@codeaurora.org, shawn.guo@linaro.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-5.4 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This adds device tree binding documentation for the Colibri VF50 touchscreen driver. Signed-off-by: Sanchayan Maity --- .../bindings/input/touchscreen/colibri-vf50-ts.txt | 34 ++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/touchscreen/colibri-vf50-ts.txt diff --git a/Documentation/devicetree/bindings/input/touchscreen/colibri-vf50-ts.txt b/Documentation/devicetree/bindings/input/touchscreen/colibri-vf50-ts.txt new file mode 100644 index 0000000..caad52a --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/colibri-vf50-ts.txt @@ -0,0 +1,34 @@ +* Toradex Colibri VF50 Touchscreen driver + +Required Properties: +- compatible must be toradex,vf50-touchctrl +- io-channels: adc channels being used by the Colibri VF50 module +- xp-gpios: FET gate driver for input of X+ +- xm-gpios: FET gate driver for input of X- +- yp-gpios: FET gate driver for input of Y+ +- ym-gpios: FET gate driver for input of Y- +- pen-detect-gpios: GPIO for pen detect irq +- pen-pullup-gpios: GPIO for pen pullup +- pinctrl-names: "idle", "default", "gpios" +- pinctrl-0: pinctrl node for idle state gpio pinmux +- pinctrl-1: pinctrl node for touch detection state pinmux +- pinctrl-2: pinctrl node for gpios functioning as FET gate drivers + +Example: + + touchctrl: vf50_touchctrl { + compatible = "toradex,vf50-touchctrl"; + io-channels = <&adc1 0>,<&adc0 0>, + <&adc0 1>,<&adc1 2>; + xp-gpios = <&gpio0 13 GPIO_ACTIVE_LOW>; + xm-gpios = <&gpio2 29 GPIO_ACTIVE_HIGH>; + yp-gpios = <&gpio0 12 GPIO_ACTIVE_LOW>; + ym-gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>; + pen-detect-gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>; + pen-pullup-gpios = <&gpio0 9 GPIO_ACTIVE_HIGH>; + pinctrl-names = "idle","default","gpios"; + pinctrl-0 = <&pinctrl_touchctrl_idle>; + pinctrl-1 = <&pinctrl_touchctrl_default>; + pinctrl-2 = <&pinctrl_touchctrl_gpios>; + status = "disabled"; + };