From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.5 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2D173C433E0 for ; Tue, 9 Jun 2020 13:27:53 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E7B2320774 for ; Tue, 9 Jun 2020 13:27:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Gy+N6v9W"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="sgGbqRUk" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E7B2320774 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=QAZzTBSIDLKpEYbmXA0IjMyhtMWvpQbc2W4GCr/hVvo=; b=Gy+N6v9WMdA7zltHKLx1T44cb7 xq8msQ00NrB9GXB9AIjyrMo89eSn8BOXnlxon766mTWZf6+ZHcSpPM7d+vxVgFn+USwrC7thyng0B WwBjb28lg/I/iAgxItNxjgvBNFkMvvs08GVDC8dBjrXQS1Udwp1iVxyk115CvZqqAkKOxG5DbWhf4 rWDZI1WgBH72c4p9miNsOvkXoMQpJvs4aqBQLei1PC9Zi0I/dZfzlc2yusWitb909bfdhPUxhgX3U ZNRvGsxY8SuV/s5soF0Si3vQgG5u/WQtIT7BqaCY0/SmVOlYPaWtk3Zy60xNdjgCFDJez+qXHWkfC /+OIXjxA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jieI7-0003Xw-7x; Tue, 09 Jun 2020 13:27:47 +0000 Received: from mail-pg1-x543.google.com ([2607:f8b0:4864:20::543]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jieHM-0002pw-05 for linux-arm-kernel@lists.infradead.org; Tue, 09 Jun 2020 13:27:02 +0000 Received: by mail-pg1-x543.google.com with SMTP id p21so10271843pgm.13 for ; Tue, 09 Jun 2020 06:26:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=aYMF8YUhot7LiLw3oFS3/mzi/UrWf4Gg+68yZs/PTjs=; b=sgGbqRUkyDWUtzzQdzNZIOrKXN8s30ddQ1jDBSWTsBSz8ST1UW2xY9er013Keh0tkb bbVb0EAZmz2FcjOg0tY1AtsIZtW6tCFJhZMb40jRIq7cTqJyhRgeg1/rIt13DaBrDOKd 0PEEey68luuZLlZB/zCUTuNcmeAm0R/8loPKH+3lOODVmw2CAmdfA/uM2yNnfhQwAe5o anOSKZzUJ5moWHDDQ7UxW5LdFo9iz2Q3Ksg90oBDa0q565HCN57RA1oo+Jc6SlZNAnv6 HMi59cFDI7fajeJCX6zy9/VDju2JIaa5Fzyx+FrW+BGjsRTkk7o8yov5/DHzX+SF2h7m ZZIg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=aYMF8YUhot7LiLw3oFS3/mzi/UrWf4Gg+68yZs/PTjs=; b=XHtvhfStxtyJOR6/K0alGkULx0XKhUvOiEk+gJT3GMQ2KBNmo5BrptiV5oDghYkmgO gsBs2KQUZCWWtReQuyyu6vN6s8PN4UgSjUiQpXL8tmmzZBClCbGtH0gflXnoDyxARHJm 9oUNfcrevJjZxSi0XuHrzOsIly6UdMXPHGazsNxINsQD7Mxu87h7OqijOqsN2ZetRN5E VEIUmySy3N+OaSppGezJFnYOjVG0r6GxJEuBqASFEXPapkmXkbStxucEApx8GWQh0vXS zv34reLdiCU/p0K3Xlew9EYyZqRNi45A6p6ATvQubM++TLZ5h6GluQdaiSfMdClsjLbK CXmQ== X-Gm-Message-State: AOAM531mNzc5+E5TS0LBVUQMR/SmB9ojUvgP+BK+v1TihcsL1SLAecHl OaGJ81E9hHcpyYI4WboKo30= X-Google-Smtp-Source: ABdhPJw7afLAjpJsItQsnX3qt0rEIAvvOvZk+nKKPPFz9OcVyn+axZGQ/zVVsYCjoQRpV5oByTFdOg== X-Received: by 2002:a65:46cc:: with SMTP id n12mr24887487pgr.80.1591709219129; Tue, 09 Jun 2020 06:26:59 -0700 (PDT) Received: from fmin-OptiPlex-7060.nreal.work ([103.206.191.42]) by smtp.gmail.com with ESMTPSA id b5sm2624348pjz.34.2020.06.09.06.26.56 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 09 Jun 2020 06:26:58 -0700 (PDT) From: dillon.minfei@gmail.com To: robh+dt@kernel.org, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, p.zabel@pengutronix.de, pierre-yves.mordret@st.com, philippe.schenker@toradex.com Subject: [PATCH v4 3/4] ARM: dts: stm32: enable stmpe811 on stm32429-disco board Date: Tue, 9 Jun 2020 21:26:42 +0800 Message-Id: <1591709203-12106-4-git-send-email-dillon.minfei@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1591709203-12106-1-git-send-email-dillon.minfei@gmail.com> References: <1591709203-12106-1-git-send-email-dillon.minfei@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200609_062700_218372_4D582E50 X-CRM114-Status: GOOD ( 11.56 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org, dillon min , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: dillon min Enable the stmpe811 touch screen on stm32429-disco board. Signed-off-by: dillon min --- arch/arm/boot/dts/stm32f429-disco.dts | 47 +++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) diff --git a/arch/arm/boot/dts/stm32f429-disco.dts b/arch/arm/boot/dts/stm32f429-disco.dts index 30c0f6717871..fad1ec10efb6 100644 --- a/arch/arm/boot/dts/stm32f429-disco.dts +++ b/arch/arm/boot/dts/stm32f429-disco.dts @@ -49,6 +49,8 @@ #include "stm32f429.dtsi" #include "stm32f429-pinctrl.dtsi" #include +#include +#include / { model = "STMicroelectronics STM32F429i-DISCO board"; @@ -127,3 +129,48 @@ pinctrl-names = "default"; status = "okay"; }; + +&i2c3 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c3_pins>; + clock-frequency = <100000>; + status = "okay"; + + stmpe811@41 { + compatible = "st,stmpe811"; + reg = <0x41>; + interrupts = <15 IRQ_TYPE_EDGE_FALLING>; + interrupt-parent = <&gpioa>; + /* 3.25 MHz ADC clock speed */ + st,adc-freq = <1>; + /* 12-bit ADC */ + st,mod-12b = <1>; + /* internal ADC reference */ + st,ref-sel = <0>; + /* ADC converstion time: 80 clocks */ + st,sample-time = <4>; + + stmpe_touchscreen { + compatible = "st,stmpe-ts"; + /* 8 sample average control */ + st,ave-ctrl = <3>; + /* 7 length fractional part in z */ + st,fraction-z = <7>; + /* + * 50 mA typical 80 mA max touchscreen drivers + * current limit value + */ + st,i-drive = <1>; + /* 1 ms panel driver settling time */ + st,settling = <3>; + /* 5 ms touch detect interrupt delay */ + st,touch-det-delay = <5>; + }; + + stmpe_adc { + compatible = "st,stmpe-adc"; + /* forbid to use ADC channels 3-0 (touch) */ + st,norequest-mask = <0x0F>; + }; + }; +}; -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel