From patchwork Tue Sep 2 15:57:09 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stephen Warren X-Patchwork-Id: 4827071 Return-Path: X-Original-To: patchwork-linux-arm@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 87E949F314 for ; Tue, 2 Sep 2014 16:08:06 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 07B66201BF for ; Tue, 2 Sep 2014 16:08:02 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5DEBF201CD for ; Tue, 2 Sep 2014 16:07:57 +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 1XOqaZ-0000WT-It; Tue, 02 Sep 2014 16:05:47 +0000 Received: from avon.wwwdotorg.org ([70.85.31.133]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1XOqaR-0000Rb-4c for linux-arm-kernel@lists.infradead.org; Tue, 02 Sep 2014 16:05:39 +0000 Received: from severn.wwwdotorg.org (unknown [192.168.65.5]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by avon.wwwdotorg.org (Postfix) with ESMTPS id 011B36349; Tue, 2 Sep 2014 10:05:17 -0600 (MDT) Received: from swarren-lx1.nvidia.com (localhost [127.0.0.1]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) by severn.wwwdotorg.org (Postfix) with ESMTPSA id 66D8BE4100; Tue, 2 Sep 2014 09:57:13 -0600 (MDT) From: Stephen Warren To: Stephen Warren , Thierry Reding Subject: [PATCH 1/2] ARM: tegra: add touchpad to Venice2 DT Date: Tue, 2 Sep 2014 09:57:09 -0600 Message-Id: <1409673430-7039-1-git-send-email-swarren@wwwdotorg.org> X-Mailer: git-send-email 1.9.1 X-NVConfidentiality: public X-Virus-Scanned: clamav-milter 0.97.8 at avon.wwwdotorg.org X-Virus-Status: Clean X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140902_090539_223419_5E0F70AE X-CRM114-Status: UNSURE ( 9.60 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.7 (-) Cc: linux-tegra@vger.kernel.org, Stephen Warren , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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=-3.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE, RP_MATCHES_RCVD, 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 From: Stephen Warren Venice2 contains an Atmel MXT touchpad. Add an I2C node for it to DT. The Linux driver doesn't quite work on this platform yet, but adding the DT node causes no issues, and will allow the device to work once the driver is fixed. Signed-off-by: Stephen Warren --- arch/arm/boot/dts/tegra124-venice2.dts | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/tegra124-venice2.dts b/arch/arm/boot/dts/tegra124-venice2.dts index 70ad91d1a20b..dcbe5858faf1 100644 --- a/arch/arm/boot/dts/tegra124-venice2.dts +++ b/arch/arm/boot/dts/tegra124-venice2.dts @@ -606,6 +606,14 @@ i2c@0,7000c400 { status = "okay"; clock-frequency = <100000>; + + trackpad@4b { + compatible = "atmel,maxtouch"; + reg = <0x4b>; + interrupt-parent = <&gpio>; + interrupts = ; + linux,gpio-keymap = <0 0 0 BTN_LEFT>; + }; }; i2c@0,7000c500 {