From patchwork Thu Jun 18 13:06:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Erwan Le Ray X-Patchwork-Id: 191101 Delivered-To: patch@linaro.org Received: by 2002:a92:cf06:0:0:0:0:0 with SMTP id c6csp1405358ilo; Thu, 18 Jun 2020 06:07:17 -0700 (PDT) X-Google-Smtp-Source: ABdhPJw8QzPexkZw6KWIt0XklgawUiEWlEgER7FQUNOxf/kkZPKy0GfBWzdgbC/Hpe9GCYG58Okr X-Received: by 2002:a50:951d:: with SMTP id u29mr4088239eda.333.1592485637559; Thu, 18 Jun 2020 06:07:17 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1592485637; cv=none; d=google.com; s=arc-20160816; b=qtLMFNDr6kMWV9pTj6R69WR52hov1NnJZN4e/wz1is7zA/tIJK28JKlUDetf2sKzop LwvLgwc/80YPBK4Ox3+5w79XzjvVifnnaVoCILw+oY6VZe4PU9gFpKuqyLc0mjA9fbHT /2JE4sNiLJImLHX5SFYFjos+JTawbUoyWVScxSkdEeoCR6bHO+h3JJmmrETluuJmyIkd bvNWXbGyB/h37+1rFfBOL/fUW5dzbY0mVeuILWgrshLXPrP1d2MD9l6WoXx9vdDBh3fg DXSZRZTLr7khwOZpMik5nUh4btIJucalUIzH2UMQmMAIX7Jh8sV0yGE9SgWvXS29g4sC 9AfQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature; bh=wzZNcYBfyuUeNiTtVen51N6/kCN5vjlsNYLVHoB5I1A=; b=MvUq0GIpxg9AA8Fpa4Jg4e7/D2AvaiWl6A8FyUeIY3cWUA1UvrqjoXGbwrClt1VXcC sPzHRSq4POyanBtB8s/CUdXVsFccFvxhRPnjoG3pUOawHS9Y9Qnliw0e3OA4/kE+i4UT zMSWoBllWpbe6HFZf/ywrBidbIs8UMzWXdA+ob0yTYMR9UAIhdrTGO8Xd8pBRE4wgMTs 0o8ybDAZce/hWHNKmpqhJwboMj6YnPj/6PjBYKPzodL7j1uUzjYvpOp2uzNpk13aHAnn gyzFq3s+11j2QSeyzf7UozhSwKrQLP7KkfiWf8oP/eBCyMm/hflwPza7PDULUNlQ/Xwc iZzA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@st.com header.s=STMicroelectronics header.b=oAdAxGYN; spf=pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=st.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id n9si1944827ejz.644.2020.06.18.06.07.17; Thu, 18 Jun 2020 06:07:17 -0700 (PDT) Received-SPF: pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@st.com header.s=STMicroelectronics header.b=oAdAxGYN; spf=pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=st.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730061AbgFRNHP (ORCPT + 6 others); Thu, 18 Jun 2020 09:07:15 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:56998 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725953AbgFRNHP (ORCPT ); Thu, 18 Jun 2020 09:07:15 -0400 Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 05ID2ZVf030156; Thu, 18 Jun 2020 15:07:02 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=STMicroelectronics; bh=wzZNcYBfyuUeNiTtVen51N6/kCN5vjlsNYLVHoB5I1A=; b=oAdAxGYNAqXNISIMfpu6F7A2plIhnbbyY82kJ4K6Q3tUNw6HZQ/IbOIeizV1OgbHdghB Ra4ZHCnBrxYdLr2yLFl9YLTdsByD3OACm9Rdv96xR10vie6X3HOrzHCoN6lj2Y012Owm jn2HJmRaVIGLs3A8GWse3kDi/bVmm4kAit885Vo1iZ51wVu4GuHkCFfMUnwcT/ptbQO+ yW7PBpCApFW1FpWzqLS4PzwLXaKsUzJ+eHvAZxfJgg7sOfVH8dLtfr+jwwcKnZFS1Zmx 581JUZ6BYRim+d3pi0i7+hYMTeS29ZY06KfexohQm1IFyoWu42mAoe0rig/jGA9ep8rF zQ== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 31q64cb3ft-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 18 Jun 2020 15:07:02 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 30FFD10002A; Thu, 18 Jun 2020 15:07:01 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag3node1.st.com [10.75.127.7]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 248C62B8A0D; Thu, 18 Jun 2020 15:07:01 +0200 (CEST) Received: from localhost (10.75.127.45) by SFHDAG3NODE1.st.com (10.75.127.7) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Thu, 18 Jun 2020 15:07:00 +0200 From: Erwan Le Ray To: Maxime Coquelin , Alexandre Torgue , Rob Herring , Mark Rutland CC: , , , , Erwan Le Ray , Fabrice Gasnier Subject: [PATCH v2 3/5] ARM: dts: stm32: add usart3 node to stm32mp157c-ev1 Date: Thu, 18 Jun 2020 15:06:49 +0200 Message-ID: <20200618130651.29836-4-erwan.leray@st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200618130651.29836-1-erwan.leray@st.com> References: <20200618130651.29836-1-erwan.leray@st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.45] X-ClientProxiedBy: SFHDAG7NODE1.st.com (10.75.127.19) To SFHDAG3NODE1.st.com (10.75.127.7) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.216, 18.0.687 definitions=2020-06-18_12:2020-06-18,2020-06-18 signatures=0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Adds the usart3 node to stm32mp157c-ev1 board. usart3 pins are connected to GPIO Expansion connector. usart3 is disabled by default. Signed-off-by: Erwan Le Ray Changes in v2: - Add a comment to indicate how to wire USART3_RTS flow control to the GPIO expansion connector on ev1. -- 2.17.1 diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts index b19056557ef0..85628e16d2d5 100644 --- a/arch/arm/boot/dts/stm32mp157c-ev1.dts +++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts @@ -19,6 +19,7 @@ aliases { serial0 = &uart4; + serial1 = &usart3; ethernet0 = ðernet0; }; @@ -341,6 +342,20 @@ }; }; +&usart3 { + pinctrl-names = "default", "sleep", "idle"; + pinctrl-0 = <&usart3_pins_b>; + pinctrl-1 = <&usart3_sleep_pins_b>; + pinctrl-2 = <&usart3_idle_pins_b>; + /* + * HW flow control USART3_RTS is optional, and isn't default wired to + * the connector. SB23 needs to be soldered in order to use it, and R77 + * (ETH_CLK) should be removed. + */ + uart-has-rtscts; + status = "disabled"; +}; + &usbh_ehci { phys = <&usbphyc_port0>; status = "okay";