Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux

ARM: stm32: Supply a DTS file for the STM32F469 Discovery board

It's pretty similar to the STM32F429, but there are some
subtle changes required to boot successfully.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Maxime Coquelin <mcoquelin.stm32@gmail.com>

authored by

Lee Jones and committed by
Maxime Coquelin
f48e3d68 b2aa7f77

+76
+1
arch/arm/boot/dts/Makefile
··· 611 611 stih418-b2199.dtb 612 612 dtb-$(CONFIG_ARCH_STM32)+= \ 613 613 stm32f429-disco.dtb \ 614 + stm32f469-disco.dtb \ 614 615 stm32429i-eval.dtb 615 616 dtb-$(CONFIG_MACH_SUN4I) += \ 616 617 sun4i-a10-a1000.dtb \
+75
arch/arm/boot/dts/stm32f469-disco.dts
··· 1 + /* 2 + * Copyright 2016 - Lee Jones <lee.jones@linaro.org> 3 + * 4 + * This file is dual-licensed: you can use it either under the terms 5 + * of the GPL or the X11 license, at your option. Note that this dual 6 + * licensing only applies to this file, and not this project as a 7 + * whole. 8 + * 9 + * a) This file is free software; you can redistribute it and/or 10 + * modify it under the terms of the GNU General Public License as 11 + * published by the Free Software Foundation; either version 2 of the 12 + * License, or (at your option) any later version. 13 + * 14 + * This file is distributed in the hope that it will be useful, 15 + * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 + * GNU General Public License for more details. 18 + * 19 + * You should have received a copy of the GNU General Public 20 + * License along with this file; if not, write to the Free 21 + * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, 22 + * MA 02110-1301 USA 23 + * 24 + * Or, alternatively, 25 + * 26 + * b) Permission is hereby granted, free of charge, to any person 27 + * obtaining a copy of this software and associated documentation 28 + * files (the "Software"), to deal in the Software without 29 + * restriction, including without limitation the rights to use, 30 + * copy, modify, merge, publish, distribute, sublicense, and/or 31 + * sell copies of the Software, and to permit persons to whom the 32 + * Software is furnished to do so, subject to the following 33 + * conditions: 34 + * 35 + * The above copyright notice and this permission notice shall be 36 + * included in all copies or substantial portions of the Software. 37 + * 38 + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 39 + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 40 + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 41 + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 42 + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 43 + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 44 + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 45 + * OTHER DEALINGS IN THE SOFTWARE. 46 + */ 47 + 48 + /dts-v1/; 49 + #include "stm32f429.dtsi" 50 + 51 + / { 52 + model = "STMicroelectronics STM32F469i-DISCO board"; 53 + compatible = "st,stm32f469i-disco", "st,stm32f469"; 54 + 55 + chosen { 56 + bootargs = "root=/dev/ram rdinit=/linuxrc"; 57 + stdout-path = "serial0:115200n8"; 58 + }; 59 + 60 + memory { 61 + reg = <0x00000000 0x800000>; 62 + }; 63 + 64 + aliases { 65 + serial0 = &usart3; 66 + }; 67 + }; 68 + 69 + &clk_hse { 70 + clock-frequency = <8000000>; 71 + }; 72 + 73 + &usart3 { 74 + status = "okay"; 75 + };