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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 F3435C4724C for ; Fri, 8 May 2020 01:46:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D3B3C20725 for ; Fri, 8 May 2020 01:46:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="rgetU6Op" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727105AbgEHBqp (ORCPT ); Thu, 7 May 2020 21:46:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41882 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726509AbgEHBql (ORCPT ); Thu, 7 May 2020 21:46:41 -0400 Received: from mail-pj1-x1043.google.com (mail-pj1-x1043.google.com [IPv6:2607:f8b0:4864:20::1043]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A133AC05BD43 for ; Thu, 7 May 2020 18:46:41 -0700 (PDT) Received: by mail-pj1-x1043.google.com with SMTP id a5so3513249pjh.2 for ; Thu, 07 May 2020 18:46:41 -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=g21VM0N/xeIa/BHhtzwrufGFeXAe+t8tpDwjYGOH/p4=; b=rgetU6OpAMU4D1kkUKoI+J0pdPOpRA+4I02nwC0ZKFmz2pAXs3HVpNB+cB0o0V6Y5L W9Lw+p9mZueptmpC3Wo+pKScnSNvsDmzqUG/B4EmIqu5P1wAs9VnyX4ghEhjmMHCO7U8 q/L0cgAR6S+qEMyzSa7uvyyvNz3CxRxQqsx2nKz71RXv9J3oEh3wFGrpWEsyfD+hhpNG D2BWRyWos3AiKBo/5eZwaysxRCJ/8c8X4QAapIWbMpM+jHRiURiw26YlLqmr4wbuDT5r tWyNuMGMhfYCu/XcHQtVWT0dW0YwGZwp5OM80nkNhajmM/Nsls0yeAeQq/ST1LtjfaQ3 blQA== 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=g21VM0N/xeIa/BHhtzwrufGFeXAe+t8tpDwjYGOH/p4=; b=KJVS7CtBUivHaL35zjOqP5Licxmu+zz/iM0Xw3JCgnl18oqmvonA15P9KV8KoKx9VA ylb/IRC5VufD3UWGDZ3ZAWdTWI9EEfEUqvMhTIPTOoDUsP3CnNCcbzXDJt3yW+y0E67n R6VVndyrzMY7HwgE/Vd4JUfHMDwwGlQj5uWb3+kvOD8+oktEcVoc2bGMbXMToS7d1Tj3 12LaQ9xayO40gTYEe5OX1rCfJzSe20vSONHRTBB/cbLe+ljMqRqFdk9bYmuivgyUUKsp ZY4qyXQB6n8EKkFPwe/VqdMUn6+iBbM0sdvRSQ9IEeQ66DwNDHbULfbpMWS7UlUwfZc7 fJPg== X-Gm-Message-State: AGi0PuZk5t/D76rA8O09RkX352yWodIyLEFNj53ymvxSTqbxwuDBj4l2 kkZBnAtvwKwG9YVduCMORRQ+5gg783A= X-Google-Smtp-Source: APiQypI7IDVKxcFmHkJ4Xm0Fi0OGTuWgWHi+XPxKF9hO8yv4yELTdrT+trWL0uEpQEME++1N51EJtQ== X-Received: by 2002:a17:90a:414e:: with SMTP id m14mr3414310pjg.227.1588902401207; Thu, 07 May 2020 18:46:41 -0700 (PDT) Received: from fmin-OptiPlex-7060.nreal.work ([103.206.190.146]) by smtp.gmail.com with ESMTPSA id f74sm9270816pje.3.2020.05.07.18.46.38 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Thu, 07 May 2020 18:46:40 -0700 (PDT) From: dillon.minfei@gmail.com To: mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, philippe.schenker@toradex.com Cc: linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, dillon min Subject: [PATCH v3 3/4] ARM: dts: stm32: enable stmpe811 on stm32429-disco board Date: Fri, 8 May 2020 09:46:27 +0800 Message-Id: <1588902388-4596-4-git-send-email-dillon.minfei@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1588902388-4596-1-git-send-email-dillon.minfei@gmail.com> References: <1588902388-4596-1-git-send-email-dillon.minfei@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: dillon min Enable the stmpe811 touch screen on stm32429-disco board. Signed-off-by: dillon min --- Hi, Philippe Schenker, Alexandre Torgue compare to [patch v1 3/4], this patch remove id, blocks, irq-trigger from stmpe811 dts, as they not used by driver anymore. thanks. dillon, 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 30c0f67..fad1ec1 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