From patchwork Wed Oct 19 08:34:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 5045 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:4ac7:0:0:0:0:0 with SMTP id y7csp247421wrs; Wed, 19 Oct 2022 03:40:46 -0700 (PDT) X-Google-Smtp-Source: AMsMyM7shOQt9+A0nOrhBDsCZZ0KSqZAxApZE8RKleS8lzHVCV1kllF2yo9x4zJOSiy0yribZZ0P X-Received: by 2002:aa7:c78e:0:b0:456:c524:90ec with SMTP id n14-20020aa7c78e000000b00456c52490ecmr6775219eds.192.1666176046341; Wed, 19 Oct 2022 03:40:46 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1666176046; cv=none; d=google.com; s=arc-20160816; b=w4LTwtoDikPGTxx7yTBK4y5n3Y1UfbMwyZpqyU1wc9YyRe1Z3UmqL/NRxQKz9p6TBZ qHntMO0Qvb+eP2Ebh1xF9N5psiT5r77HntBd3cmBIhVzQaHqPLDunT2tHBs/c1UIiXlX 173rf0B0ItL4xDpFD2lJhT55KRNSNbHmLpMPYSo2SD3W8hAJ800H54womugARXmuviUv Rd4AeH4zUZ36gOmk4x46hvKxzur6/krjMh7wSfLDOlYjyCGpdspggDOQulZo1UXwiRJy ThbqS9l8UhfGPLkV96L/lwBkabFAgPgwFn7MQK27Tuo0YTHew0XG3BDHTsgKeKF3PwUz qAIg== 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=2k4dB7E5FF64xJ66SSBnehljjcrqg2jSljoX4MBk9t0=; b=AkPIk0jVbTe2xwyUi6hvFNDxC1TZy2CJI/rvXByPS0oo3SlKBgCg0gePc9NZcwli9T nFNTOrXjjQEFjSxgyRuN9HV5dgVUUn1z6ISJi9UTa3r9RH0yha5EA6en4Qbpm6QGZx2B iA9W5OsHthTbHVtuHrXH7Uw7uhvDd23NHrUSM3ty8Sg/iAW9YfhIA0A2n5U2HEC7KoL8 5fV3N1EEl6dKO+hSDwjWdTA2ZLqD1ZTW5BHTxsfyiwdk8KnQtl3eHW4Y0rMVGiHgQVTq YZnKCmRyUsPF2xiwH5u7exGdId5BhCNSB65VZrqWIPG4CkNDub4VCy7eI+EHMg36Ejkc PPmg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b="M/+RHjP4"; 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 y4-20020aa7ce84000000b0045c29d74fd0si12568265edv.291.2022.10.19.03.40.20; Wed, 19 Oct 2022 03:40:46 -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="M/+RHjP4"; 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 S230346AbiJSKj1 (ORCPT + 99 others); Wed, 19 Oct 2022 06:39:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46994 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231469AbiJSKil (ORCPT ); Wed, 19 Oct 2022 06:38:41 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1078310B787; Wed, 19 Oct 2022 03:17:35 -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 ams.source.kernel.org (Postfix) with ESMTPS id A8803B824CB; Wed, 19 Oct 2022 09:12:21 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 27D2AC433C1; Wed, 19 Oct 2022 09:12:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1666170740; bh=YXJ6jlhVaIydLU7g8el4Ja0yIXr/JjeVWdr42HHWms0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=M/+RHjP4D7C2uRZuxvtqGrzWki8PXoF++3ZjtwTcFSJdmITDbZbDy3M8G7dJy+eB9 syQqSLIXly6yNLJtvDxGPpvBT2VC9Z5ZBeeEplcgxBWFWdiSZWzSnN0MoZEzvlP2QE 5tAYawDHxrAa2U0JTKo5443ImN3jdxQvjGVUbpmk= 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 6.0 769/862] ARM: dts: imx7d-sdb: config the max pressure for tsc2046 Date: Wed, 19 Oct 2022 10:34:16 +0200 Message-Id: <20221019083323.902266466@linuxfoundation.org> X-Mailer: git-send-email 2.38.0 In-Reply-To: <20221019083249.951566199@linuxfoundation.org> References: <20221019083249.951566199@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 X-Spam-Status: No, score=-7.4 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?1747112214051512354?= X-GMAIL-MSGID: =?utf-8?q?1747112214051512354?= 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 78f4224a9bf4..e93b9cd9c27b 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; }; };