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[81.129.170.149]) by smtp.gmail.com with ESMTPSA id b1sm30522011wjy.0.2016.02.16.06.19.06 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 16 Feb 2016 06:19:06 -0800 (PST) From: Lee Jones To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: kernel@stlinux.com, maxime.coquelin@st.com, arnd@arndb.de, Lee Jones Subject: [PATCH 1/3] ARM: stm32: Supply a DTS file for the STM32F469 Discovery board Date: Tue, 16 Feb 2016 14:16:59 +0000 Message-Id: <1455632221-31834-2-git-send-email-lee.jones@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1455632221-31834-1-git-send-email-lee.jones@linaro.org> References: <1455632221-31834-1-git-send-email-lee.jones@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org It's pretty similar to the STM32F429, but there are some subtle changes required to boot successfully. Signed-off-by: Lee Jones --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/stm32f469-disco.dts | 75 +++++++++++++++++++++++++++++++++++ 2 files changed, 76 insertions(+) create mode 100644 arch/arm/boot/dts/stm32f469-disco.dts -- 1.9.1 diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 30bbc37..c9d8023 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -583,6 +583,7 @@ dtb-$(CONFIG_ARCH_STI) += \ stih418-b2199.dtb dtb-$(CONFIG_ARCH_STM32)+= \ stm32f429-disco.dtb \ + stm32f469-disco.dtb \ stm32429i-eval.dtb dtb-$(CONFIG_MACH_SUN4I) += \ sun4i-a10-a1000.dtb \ diff --git a/arch/arm/boot/dts/stm32f469-disco.dts b/arch/arm/boot/dts/stm32f469-disco.dts new file mode 100644 index 0000000..e911af8 --- /dev/null +++ b/arch/arm/boot/dts/stm32f469-disco.dts @@ -0,0 +1,75 @@ +/* + * Copyright 2016 - Lee Jones + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + * + * This file is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public + * License along with this file; if not, write to the Free + * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/dts-v1/; +#include "stm32f429.dtsi" + +/ { + model = "STMicroelectronics STM32F469i-DISCO board"; + compatible = "st,stm32f469i-disco", "st,stm32f469"; + + chosen { + bootargs = "root=/dev/ram rdinit=/linuxrc"; + stdout-path = "serial0:115200n8"; + }; + + memory { + reg = <0x00000000 0x800000>; + }; + + aliases { + serial0 = &usart3; + }; +}; + +&clk_hse { + clock-frequency = <8000000>; +}; + +&usart3 { + status = "okay"; +};