From patchwork Mon Oct 24 11:33:27 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 10377 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:6687:0:0:0:0:0 with SMTP id l7csp689370wru; Mon, 24 Oct 2022 15:53:23 -0700 (PDT) X-Google-Smtp-Source: AMsMyM6Fmav34bnbDxM8JdJEhyOIGJeiGUE8p8jVq9CnmHplMDXpxUC/8YXqYb9m8qiixytS/n1J X-Received: by 2002:a17:90b:1bc9:b0:20d:75b8:ee5d with SMTP id oa9-20020a17090b1bc900b0020d75b8ee5dmr42113061pjb.147.1666652003655; Mon, 24 Oct 2022 15:53:23 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1666652003; cv=none; d=google.com; s=arc-20160816; b=xbuD0s0FqUPMFx3lPNvb6N7J6jie+qENB+IODZMBoagpayvjcYRC8mZto+xFU9mNBh f1tOeqo4h/cgvCNgM26VbTgWH87CMv246epNCXEcpYJN1EA/eLK8bg8tTLjCxgSJhn/G WxfBxoVZTNzO0Fd7ORiV4JJJbBnUVJjJ/+6eWwhuMAx9xenAsFRdlMy1ix1WVqX5F3ww 7gfS8svMXuKQUgDJoKiyacDICV+PCIEww6PhbwgG4BuYM9YnuWIPO7U1oJKTuIdY/QCL CTkjut3hA0HFrDiz9D6RcFaDDBNBR+cKdMapvJ6eGgBFVqplTidxXqnjZE0HZYy7AR2Z XUzA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :user-agent:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=EpFf0f+8JxR3MS1jqjHSTeNLorVGw6/MeiCYNOuAhLw=; b=vX5AyS0BDzQzwBQPL/g3wX92pKUHVjS/rUzkGTn4bMHYv4cOfXTDA+oULkO9A8Jvrj ESwmjH1iwBHWEwK21cC0pLX4OZVZKSo4UMx9oAZFyb0juhyPl85r3vb55LsHIoxuER9S x4TSQ5NSaOIJp0nrWVxKRiwVyHMmUb1SYKtJY/r9bsKQE7Xu90Tm7wazfG/dQ9p+6ID7 m+C2pYcla4b+yA/HSZZEU8Sv4r9RO40llsFR3gw/lVb63qt4Ylrm7EUn55tFQqkeVFDb 9LWebuTacnV4FyP+YIuoQrMQMq1w9V1EdemEu79jtcKm854DxBzFjf1Md3qBhtOulJQJ 0IWg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=vBZJsdUN; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id b22-20020a63d316000000b0045650af278bsi846365pgg.817.2022.10.24.15.53.10; Mon, 24 Oct 2022 15:53:23 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=vBZJsdUN; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229786AbiJXWwn (ORCPT + 99 others); Mon, 24 Oct 2022 18:52:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33556 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231655AbiJXWwV (ORCPT ); Mon, 24 Oct 2022 18:52:21 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C99A6C4DB0; Mon, 24 Oct 2022 14:14:16 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 6DEAC6126B; Mon, 24 Oct 2022 12:54:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 83BCFC433D7; Mon, 24 Oct 2022 12:54:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1666616072; bh=Mjn4/qIoEwvaxVE1kPrhLixrix51jKEM9yIhJiB4OnQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vBZJsdUNw2MyiE5D9TYD1JPY/8vom0rognLtEqhNXeofWK9FGqT1G56Q96YAucxiZ OGEGam5lzh2I7o+SF1miVbFLwGbJqYyIhvwjSbCU5ceKlg69kbeVhyi+/FUJR0NYpW mJzCIni1GsMUy9bY+AzTzPrPqgJ6O19bawJBIIQM= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Haibo Chen , Shawn Guo , Sasha Levin Subject: [PATCH 5.15 463/530] ARM: dts: imx7d-sdb: config the max pressure for tsc2046 Date: Mon, 24 Oct 2022 13:33:27 +0200 Message-Id: <20221024113106.005906229@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221024113044.976326639@linuxfoundation.org> References: <20221024113044.976326639@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 X-Spam-Status: No, score=-7.6 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1747611291304670340?= X-GMAIL-MSGID: =?utf-8?q?1747611291304670340?= From: Haibo Chen [ Upstream commit e7c4ebe2f9cd68588eb24ba4ed122e696e2d5272 ] Use the general touchscreen method to config the max pressure for touch tsc2046(data sheet suggest 8 bit pressure), otherwise, for ABS_PRESSURE, when config the same max and min value, weston will meet the following issue, [17:19:39.183] event1 - ADS7846 Touchscreen: is tagged by udev as: Touchscreen [17:19:39.183] event1 - ADS7846 Touchscreen: kernel bug: device has min == max on ABS_PRESSURE [17:19:39.183] event1 - ADS7846 Touchscreen: was rejected [17:19:39.183] event1 - not using input device '/dev/input/event1' This will then cause the APP weston-touch-calibrator can't list touch devices. root@imx6ul7d:~# weston-touch-calibrator could not load cursor 'dnd-move' could not load cursor 'dnd-copy' could not load cursor 'dnd-none' No devices listed. And accroding to binding Doc, "ti,x-max", "ti,y-max", "ti,pressure-max" belong to the deprecated properties, so remove them. Also for "ti,x-min", "ti,y-min", "ti,x-plate-ohms", the value set in dts equal to the default value in driver, so are redundant, also remove here. Signed-off-by: Haibo Chen Signed-off-by: Shawn Guo Signed-off-by: Sasha Levin --- arch/arm/boot/dts/imx7d-sdb.dts | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts index e5f1bdbe7992..4e1a6cde90fe 100644 --- a/arch/arm/boot/dts/imx7d-sdb.dts +++ b/arch/arm/boot/dts/imx7d-sdb.dts @@ -206,12 +206,7 @@ interrupt-parent = <&gpio2>; interrupts = <29 0>; pendown-gpio = <&gpio2 29 GPIO_ACTIVE_HIGH>; - ti,x-min = /bits/ 16 <0>; - ti,x-max = /bits/ 16 <0>; - ti,y-min = /bits/ 16 <0>; - ti,y-max = /bits/ 16 <0>; - ti,pressure-max = /bits/ 16 <0>; - ti,x-plate-ohms = /bits/ 16 <400>; + touchscreen-max-pressure = <255>; wakeup-source; }; };