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Message-ID: <1485868465-30446-8-git-send-email-alexandre.torgue@st.com>
Date: Tue, 31 Jan 2017 14:14:24 +0100
From: Alexandre TORGUE <alexandre.torgue@...com>
To: Maxime Coquelin <mcoquelin.stm32@...il.com>,
Linus Walleij <linus.walleij@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Arnd Bergmann <arnd@...db.de>,
Russell King <linux@...linux.org.uk>,
Olof Johansson <olof@...om.net>, <lee.jones@...aro.org>,
Jonathan Corbet <corbet@....net>
CC: <linux-arm-kernel@...ts.infradead.org>,
<devicetree@...r.kernel.org>, <linux-gpio@...r.kernel.org>,
<linux-kernel@...r.kernel.org>
Subject: [PATCH 7/8] ARM: dts: stm32: Add STM32H743 MCU and STM32H743i-EVAL board
Add basic support for STM32H743 MCU and his eval board.
The STMicrolectornics's STM32H743 MCU is based on Cortex-M7 core
running up to @400MHz with 2MB internal flash and 1MB internal RAM.
For more details see:
Documentation/arm/stm32/stm32h743-overview.txt
Signed-off-by: Alexandre TORGUE <alexandre.torgue@...com>
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index cccdbcb..f38a845 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -746,7 +746,8 @@ dtb-$(CONFIG_ARCH_STM32)+= \
stm32f429-disco.dtb \
stm32f469-disco.dtb \
stm32429i-eval.dtb \
- stm32746g-eval.dtb
+ stm32746g-eval.dtb \
+ stm32h743i-eval.dtb
dtb-$(CONFIG_MACH_SUN4I) += \
sun4i-a10-a1000.dtb \
sun4i-a10-ba10-tvbox.dtb \
diff --git a/arch/arm/boot/dts/stm32h743-pinctrl.dtsi b/arch/arm/boot/dts/stm32h743-pinctrl.dtsi
new file mode 100644
index 0000000..fcc1e06
--- /dev/null
+++ b/arch/arm/boot/dts/stm32h743-pinctrl.dtsi
@@ -0,0 +1,156 @@
+/*
+ * Copyright 2017 - Alexandre Torgue <alexandre.torgue@...com>
+ *
+ * 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.
+ *
+ * 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.
+ */
+
+#include <dt-bindings/pinctrl/stm32h7-pinfunc.h>
+
+/ {
+ soc {
+ pin-controller {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "st,stm32h743-pinctrl";
+ ranges = <0 0x58020000 0x3000>;
+ pins-are-numbered;
+
+ gpioa: gpio@...20000 {
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x0 0x400>;
+ clocks = <&timer_clk>;
+ st,bank-name = "GPIOA";
+ };
+
+ gpiob: gpio@...20400 {
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x400 0x400>;
+ clocks = <&timer_clk>;
+ st,bank-name = "GPIOB";
+ };
+
+ gpioc: gpio@...20800 {
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x800 0x400>;
+ clocks = <&timer_clk>;
+ st,bank-name = "GPIOC";
+ };
+
+ gpiod: gpio@...20c00 {
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0xc00 0x400>;
+ clocks = <&timer_clk>;
+ st,bank-name = "GPIOD";
+ };
+
+ gpioe: gpio@...21000 {
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x1000 0x400>;
+ clocks = <&timer_clk>;
+ st,bank-name = "GPIOE";
+ };
+
+ gpiof: gpio@...21400 {
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x1400 0x400>;
+ clocks = <&timer_clk>;
+ st,bank-name = "GPIOF";
+ };
+
+ gpiog: gpio@...21800 {
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x1800 0x400>;
+ clocks = <&timer_clk>;
+ st,bank-name = "GPIOG";
+ };
+
+ gpioh: gpio@...21c00 {
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x1c00 0x400>;
+ clocks = <&timer_clk>;
+ st,bank-name = "GPIOH";
+ };
+
+ gpioi: gpio@...22000 {
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x2000 0x400>;
+ clocks = <&timer_clk>;
+ st,bank-name = "GPIOI";
+ };
+
+ gpioj: gpio@...22400 {
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x2400 0x400>;
+ clocks = <&timer_clk>;
+ st,bank-name = "GPIOJ";
+ };
+
+ gpiok: gpio@...22800 {
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x2800 0x400>;
+ clocks = <&timer_clk>;
+ st,bank-name = "GPIOK";
+ };
+
+ usart1_pins: usart1@0 {
+ pins1 {
+ pinmux = <STM32H7_PB14_FUNC_USART1_TX>;
+ bias-disable;
+ drive-push-pull;
+ slew-rate = <0>;
+ };
+ pins2 {
+ pinmux = <STM32H7_PB15_FUNC_USART1_RX>;
+ bias-disable;
+ };
+ };
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi
new file mode 100644
index 0000000..4685629
--- /dev/null
+++ b/arch/arm/boot/dts/stm32h743.dtsi
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2017 - Alexandre Torgue <alexandre.torgue@...com>
+ *
+ * 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.
+ *
+ * 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.
+ */
+
+#include "skeleton.dtsi"
+#include "armv7-m.dtsi"
+
+/ {
+ clocks {
+ clk_hse: clk-hse {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <0>;
+ };
+
+ timer_clk: timer-clk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <125000000>;
+ };
+ };
+
+ soc {
+ usart1: serial@...11000 {
+ compatible = "st,stm32f7-usart", "st,stm32f7-uart";
+ reg = <0x40011000 0x400>;
+ interrupts = <37>;
+ status = "disabled";
+ clocks = <&timer_clk>;
+
+ };
+
+ timer5: timer@...00c00 {
+ compatible = "st,stm32-timer";
+ reg = <0x40000c00 0x400>;
+ interrupts = <50>;
+ clocks = <&timer_clk>;
+ };
+ };
+};
+
+&systick {
+ clock-frequency = <250000000>;
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/stm32h743i-eval.dts b/arch/arm/boot/dts/stm32h743i-eval.dts
new file mode 100644
index 0000000..c6effbb
--- /dev/null
+++ b/arch/arm/boot/dts/stm32h743i-eval.dts
@@ -0,0 +1,74 @@
+/*
+ * Copyright 2017 - Alexandre Torgue <alexandre.torgue@...com>
+ *
+ * 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.
+ *
+ * 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 "stm32h743.dtsi"
+#include "stm32h743-pinctrl.dtsi"
+
+/ {
+ model = "STMicroelectronics STM32H743i-EVAL board";
+ compatible = "st,stm32h743i-eval", "st,stm32h743";
+
+ chosen {
+ bootargs = "root=/dev/ram";
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory {
+ reg = <0xd0000000 0x2000000>;
+ };
+
+ aliases {
+ serial0 = &usart1;
+ };
+};
+
+&clk_hse {
+ clock-frequency = <125000000>;
+};
+
+&usart1 {
+ pinctrl-0 = <&usart1_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
--
1.9.1
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