From patchwork Tue Jan 16 14:56:20 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ludovic BARRE X-Patchwork-Id: 10167331 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 917A76055D for ; Tue, 16 Jan 2018 14:58:03 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 81EA2283B0 for ; Tue, 16 Jan 2018 14:58:03 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 766252850F; Tue, 16 Jan 2018 14:58:03 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D6A5C283B0 for ; Tue, 16 Jan 2018 14:58:02 +0000 (UTC) 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:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version: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=SkSwEEuQszRYLhodotrWFaK/Q94alFjmWNXeyjLAcpw=; b=cbihkC0Nu1ngkO aLyv9MwL8ucEFapia/zuqiomvj2aoB/yWMtl0UDgHR6z8RzJHPaR8PJv32pQhHosGk1x5xNklkKw5 u024VGQUsvJqsJ0YRNC8Mqj0bLddutx6DcyQKay2rBuCujTHTlupKwZMHdshnDHf+xFk9Y6b1KQ/+ fhh3CUiWfvGtyO3kgsfu7ifXGliaND7rzuURARL1VhbQDBL3hXmPGaeFMWCTS5zXpNXqwJtO7PLJA YFqjYqH7urc+K45oIPzJ6pABHPpDNVJf49MGXkl1nrX1cbwTkoUdd57zVwiZpUNagh1vUX40U28nQ ROy8+hmqpIbHtw6jjq9w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.89 #1 (Red Hat Linux)) id 1ebSga-00013l-M8; Tue, 16 Jan 2018 14:58:00 +0000 Received: from mx07-00178001.pphosted.com ([62.209.51.94]) by bombadil.infradead.org with esmtps (Exim 4.89 #1 (Red Hat Linux)) id 1ebSfY-0008HA-3N for linux-arm-kernel@lists.infradead.org; Tue, 16 Jan 2018 14:57:03 +0000 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by mx07-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id w0GEsOiw032030; Tue, 16 Jan 2018 15:56:35 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2fgygd6c46-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Tue, 16 Jan 2018 15:56:35 +0100 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 2821E3A; Tue, 16 Jan 2018 14:56:35 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas21.st.com [10.75.90.44]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 082AC2869; Tue, 16 Jan 2018 14:56:35 +0000 (GMT) Received: from SAFEX1HUBCAS22.st.com (10.75.90.92) by SAFEX1HUBCAS21.st.com (10.75.90.44) with Microsoft SMTP Server (TLS) id 14.3.352.0; Tue, 16 Jan 2018 15:56:34 +0100 Received: from lmecxl0923.lme.st.com (10.48.0.237) by Webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.352.0; Tue, 16 Jan 2018 15:56:34 +0100 From: Ludovic Barre To: Russell King , Rob Herring , Linus Walleij , Arnd Bergmann Subject: [PATCH v5 7/7] ARM: dts: stm32: add initial support of stm32mp157c eval board Date: Tue, 16 Jan 2018 15:56:20 +0100 Message-ID: <1516114580-2424-8-git-send-email-ludovic.Barre@st.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1516114580-2424-1-git-send-email-ludovic.Barre@st.com> References: <1516114580-2424-1-git-send-email-ludovic.Barre@st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.0.237] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2018-01-16_05:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180116_065656_472343_EA3D7A27 X-CRM114-Status: GOOD ( 13.39 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Alexandre Torgue , linux-kernel@vger.kernel.org, Ludovic Barre , Maxime Coquelin , Gerald Baeza , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Ludovic Barre Add support of stm32mp157c evaluation board (part number: STM32MP157C-EV1) split in 2 elements: -Daughter board (part number: STM32MP157C-ED1) which includes CPU, memory and power supply -Mother board (part number: STM32MP157C-EM1) which includes external peripherals (like display, camera,...) and extension connectors. The daughter board can run alone, this is why the device tree files are split in two layers, for the complete evaluation board (ev1) and for the daughter board alone (ed1). Signed-off-by: Ludovic Barre Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/Makefile | 6 ++++-- arch/arm/boot/dts/stm32mp157-pinctrl.dtsi | 13 +++++++++++++ arch/arm/boot/dts/stm32mp157c-ed1.dts | 32 +++++++++++++++++++++++++++++++ arch/arm/boot/dts/stm32mp157c-ev1.dts | 21 ++++++++++++++++++++ 4 files changed, 70 insertions(+), 2 deletions(-) create mode 100644 arch/arm/boot/dts/stm32mp157c-ed1.dts create mode 100644 arch/arm/boot/dts/stm32mp157c-ev1.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index d0381e9..d72c71c 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -839,7 +839,7 @@ dtb-$(CONFIG_ARCH_STI) += \ stih410-b2120.dtb \ stih410-b2260.dtb \ stih418-b2199.dtb -dtb-$(CONFIG_ARCH_STM32)+= \ +dtb-$(CONFIG_ARCH_STM32) += \ stm32f429-disco.dtb \ stm32f469-disco.dtb \ stm32f746-disco.dtb \ @@ -847,7 +847,9 @@ dtb-$(CONFIG_ARCH_STM32)+= \ stm32429i-eval.dtb \ stm32746g-eval.dtb \ stm32h743i-eval.dtb \ - stm32h743i-disco.dtb + stm32h743i-disco.dtb \ + stm32mp157c-ed1.dtb \ + stm32mp157c-ev1.dtb dtb-$(CONFIG_MACH_SUN4I) += \ sun4i-a10-a1000.dtb \ sun4i-a10-ba10-tvbox.dtb \ diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi index 440276a..7ac65f4 100644 --- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi @@ -145,6 +145,19 @@ ngpios = <8>; gpio-ranges = <&pinctrl 0 160 8>; }; + + uart4_pins_a: uart4@0 { + pins1 { + pinmux = ; /* UART4_TX */ + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins2 { + pinmux = ; /* UART4_RX */ + bias-disable; + }; + }; }; pinctrl_z: pin-controller-z { diff --git a/arch/arm/boot/dts/stm32mp157c-ed1.dts b/arch/arm/boot/dts/stm32mp157c-ed1.dts new file mode 100644 index 0000000..ee2b17b --- /dev/null +++ b/arch/arm/boot/dts/stm32mp157c-ed1.dts @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ +/* + * Copyright (C) STMicroelectronics 2017 - All Rights Reserved + * Author: Ludovic Barre for STMicroelectronics. + */ +/dts-v1/; + +#include "stm32mp157c.dtsi" +#include "stm32mp157-pinctrl.dtsi" + +/ { + model = "STMicroelectronics STM32MP157C eval daughter"; + compatible = "st,stm32mp157c-ed1", "st,stm32mp157"; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory { + reg = <0xC0000000 0x40000000>; + }; + + aliases { + serial0 = &uart4; + }; +}; + +&uart4 { + pinctrl-names = "default"; + pinctrl-0 = <&uart4_pins_a>; + status = "okay"; +}; diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts new file mode 100644 index 0000000..0723f17 --- /dev/null +++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts @@ -0,0 +1,21 @@ +/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ +/* + * Copyright (C) STMicroelectronics 2017 - All Rights Reserved + * Author: Ludovic Barre for STMicroelectronics. + */ +/dts-v1/; + +#include "stm32mp157c-ed1.dts" + +/ { + model = "STMicroelectronics STM32MP157C eval daughter on eval mother"; + compatible = "st,stm32mp157c-ev1", "st,stm32mp157c-ed1", "st,stm32mp157"; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + aliases { + serial0 = &uart4; + }; +};