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STM32 DT updates for v4.13, round 1

Browse Source 
Highlights:
 ----------
  - Add stm32h743-disco board support
  - Add stm32f746-disco board support
  - Add stm32f769-disco board support
  - Enable LTDC & simple pannel on stm32f429-eval
  - Enable Watchdog on stm32f429-eval
  - Enable DCMI on stm32f429-eval
  - Enable STMPE1600 io expander on stm32f429-eval
  - Enable OV2640 camera on stm32f429-eval
  - Enable CRC on stm32f429-eval & stm32f429-disco
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Merge tag 'stm32-dt-for-v4.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/atorgue/stm32 into next/dt

STM32 DT updates for v4.13, round 1

Highlights:
----------
 - Add stm32h743-disco board support
 - Add stm32f746-disco board support
 - Add stm32f769-disco board support
 - Enable LTDC & simple pannel on stm32f429-eval
 - Enable Watchdog on stm32f429-eval
 - Enable DCMI on stm32f429-eval
 - Enable STMPE1600 io expander on stm32f429-eval
 - Enable OV2640 camera on stm32f429-eval
 - Enable CRC on stm32f429-eval & stm32f429-disco

* tag 'stm32-dt-for-v4.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/atorgue/stm32:
  ARM: dts: stm32: Add stm32h743i-disco board
  ARM: dts: stm32: Add usart2 support on stm32h743
  ARM: dts: stm32: Add usart2_pins on stm32h743
  ARM: dts: stm32: enable CRC32 on stm32429i-eval board
  ARM: dts: stm32: enable CRC32 on stm32429-disco board
  ARM: dts: stm32: Add CRC support to stm32f429
  ARM: dts: stm32: Enable OV2640 camera support of STM32F429-EVAL board
  ARM: dts: stm32: Enable STMPE1600 gpio expander of STM32F429-EVAL board
  ARM: dts: stm32: Enable DCMI camera interface on STM32F429-EVAL board
  ARM: dts: stm32: Enable DCMI support on STM32F429 MCU
  ARM: dts: stm32: Add missing reset-cells node in stm32f746
  ARM: dts: stm32: Set gpio controller as interrupt controller on F4 and F7
  ARM: dts: stm32: Add watchdog support for STM32F429 eval board
  ARM: dts: stm32: Add watchdog support for STM32F429 SoC
  ARM: dts: stm32: Enable ltdc & simple panel on stm32f429-Eval board
  ARM: dts: stm32: Add ltdc support on stm32f429 MCU
  ARM: dts: stm32: add stm32f769I & stm32f746 discovery board support

Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Olof Johansson 2017-06-18 20:06:32 -07:00
commit d25b45539b
10 changed files with 493 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
arch/arm/boot/dts/Makefile
View File

@ -792,9 +792,12 @@ dtb-$(CONFIG_ARCH_STI) += \
dtb-$(CONFIG_ARCH_STM32)+= \
stm32f429-disco.dtb \
stm32f469-disco.dtb \
stm32f746-disco.dtb \
stm32f769-disco.dtb \
stm32429i-eval.dtb \
stm32746g-eval.dtb \
stm32h743i-eval.dtb
stm32h743i-eval.dtb \
stm32h743i-disco.dtb
dtb-$(CONFIG_MACH_SUN4I) += \
sun4i-a10-a1000.dtb \
sun4i-a10-ba10-tvbox.dtb \

88
arch/arm/boot/dts/stm32429i-eval.dts
View File

@ -48,6 +48,7 @@
/dts-v1/;
#include "stm32f429.dtsi"
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
/ {
model = "STMicroelectronics STM32429i-EVAL board";
@ -66,6 +67,14 @@ aliases {
serial0 = &usart1;
};
clocks {
clk_ext_camera: clk-ext-camera {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <24000000>;
};
};
soc {
dma-ranges = <0xc0000000 0x0 0x10000000>;
};
@ -124,6 +133,16 @@ usbotg_hs_phy: usbphy {
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(OTGHSULPI)>;
clock-names = "main_clk";
};
panel_rgb: panel-rgb {
compatible = "ampire,am-480272h3tmqw-t01h";
status = "okay";
port {
panel_in_rgb: endpoint {
remote-endpoint = <&ltdc_out_rgb>;
};
};
};
};
&adc {
@ -141,10 +160,79 @@ &clk_hse {
clock-frequency = <25000000>;
};
&crc {
status = "okay";
};
&dcmi {
status = "okay";
port {
dcmi_0: endpoint {
remote-endpoint = <&ov2640_0>;
bus-width = <8>;
hsync-active = <0>;
vsync-active = <0>;
pclk-sample = <1>;
};
};
};
&i2c1 {
pinctrl-0 = <&i2c1_pins>;
pinctrl-names = "default";
status = "okay";
ov2640: camera@30 {
compatible = "ovti,ov2640";
reg = <0x30>;
resetb-gpios = <&stmpegpio 2 GPIO_ACTIVE_HIGH>;
pwdn-gpios = <&stmpegpio 0 GPIO_ACTIVE_LOW>;
clocks = <&clk_ext_camera>;
clock-names = "xvclk";
status = "okay";
port {
ov2640_0: endpoint {
remote-endpoint = <&dcmi_0>;
};
};
};
stmpe1600: stmpe1600@42 {
compatible = "st,stmpe1600";
reg = <0x42>;
irq-gpio = <&gpioi 8 0>;
irq-trigger = <3>;
interrupts = <8 3>;
interrupt-parent = <&exti>;
interrupt-controller;
wakeup-source;
stmpegpio: stmpe_gpio {
compatible = "st,stmpe-gpio";
gpio-controller;
#gpio-cells = <2>;
};
};
};
&iwdg {
status = "okay";
timeout-sec = <32>;
};
&ltdc {
status = "okay";
pinctrl-0 = <&ltdc_pins>;
pinctrl-names = "default";
dma-ranges;
port {
ltdc_out_rgb: endpoint {
remote-endpoint = <&panel_in_rgb>;
};
};
};
&mac {

4
arch/arm/boot/dts/stm32f429-disco.dts
View File

@ -102,6 +102,10 @@ &clk_hse {
clock-frequency = <8000000>;
};
&crc {
status = "okay";
};
&rtc {
assigned-clocks = <&rcc 1 CLK_RTC>;
assigned-clock-parents = <&rcc 1 CLK_LSI>;

121
arch/arm/boot/dts/stm32f429.dtsi
View File

@ -65,7 +65,7 @@ clk-lse {
clock-frequency = <32768>;
};
clk-lsi {
clk_lsi: clk-lsi {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <32000>;
@ -307,6 +307,13 @@ rtc: rtc@40002800 {
status = "disabled";
};
iwdg: watchdog@40003000 {
compatible = "st,stm32-iwdg";
reg = <0x40003000 0x400>;
clocks = <&clk_lsi>;
status = "disabled";
};
usart2: serial@40004400 {
compatible = "st,stm32-usart", "st,stm32-uart";
reg = <0x40004400 0x400>;
@ -549,7 +556,17 @@ pwrcfg: power-config@40007000 {
reg = <0x40007000 0x400>;
};
pin-controller {
ltdc: display-controller@40016800 {
compatible = "st,stm32-ltdc";
reg = <0x40016800 0x200>;
interrupts = <88>, <89>;
resets = <&rcc STM32F4_APB2_RESET(LTDC)>;
clocks = <&rcc 1 CLK_LCD>;
clock-names = "lcd";
status = "disabled";
};
pinctrl: pin-controller {
#address-cells = <1>;
#size-cells = <1>;
compatible = "st,stm32f429-pinctrl";
@ -561,6 +578,8 @@ pin-controller {
gpioa: gpio@40020000 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x0 0x400>;
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOA)>;
st,bank-name = "GPIOA";
@ -569,6 +588,8 @@ gpioa: gpio@40020000 {
gpiob: gpio@40020400 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x400 0x400>;
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOB)>;
st,bank-name = "GPIOB";
@ -577,6 +598,8 @@ gpiob: gpio@40020400 {
gpioc: gpio@40020800 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x800 0x400>;
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOC)>;
st,bank-name = "GPIOC";
@ -585,6 +608,8 @@ gpioc: gpio@40020800 {
gpiod: gpio@40020c00 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0xc00 0x400>;
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOD)>;
st,bank-name = "GPIOD";
@ -593,6 +618,8 @@ gpiod: gpio@40020c00 {
gpioe: gpio@40021000 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x1000 0x400>;
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOE)>;
st,bank-name = "GPIOE";
@ -601,6 +628,8 @@ gpioe: gpio@40021000 {
gpiof: gpio@40021400 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x1400 0x400>;
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOF)>;
st,bank-name = "GPIOF";
@ -609,6 +638,8 @@ gpiof: gpio@40021400 {
gpiog: gpio@40021800 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x1800 0x400>;
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOG)>;
st,bank-name = "GPIOG";
@ -617,6 +648,8 @@ gpiog: gpio@40021800 {
gpioh: gpio@40021c00 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x1c00 0x400>;
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOH)>;
st,bank-name = "GPIOH";
@ -625,6 +658,8 @@ gpioh: gpio@40021c00 {
gpioi: gpio@40022000 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x2000 0x400>;
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOI)>;
st,bank-name = "GPIOI";
@ -633,6 +668,8 @@ gpioi: gpio@40022000 {
gpioj: gpio@40022400 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x2400 0x400>;
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOJ)>;
st,bank-name = "GPIOJ";
@ -641,6 +678,8 @@ gpioj: gpio@40022400 {
gpiok: gpio@40022800 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x2800 0x400>;
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(GPIOK)>;
st,bank-name = "GPIOK";
@ -764,6 +803,70 @@ pins {
slew-rate = <3>;
};
};
ltdc_pins: ltdc@0 {
pins {
pinmux = <STM32F429_PI12_FUNC_LCD_HSYNC>,
<STM32F429_PI13_FUNC_LCD_VSYNC>,
<STM32F429_PI14_FUNC_LCD_CLK>,
<STM32F429_PI15_FUNC_LCD_R0>,
<STM32F429_PJ0_FUNC_LCD_R1>,
<STM32F429_PJ1_FUNC_LCD_R2>,
<STM32F429_PJ2_FUNC_LCD_R3>,
<STM32F429_PJ3_FUNC_LCD_R4>,
<STM32F429_PJ4_FUNC_LCD_R5>,
<STM32F429_PJ5_FUNC_LCD_R6>,
<STM32F429_PJ6_FUNC_LCD_R7>,
<STM32F429_PJ7_FUNC_LCD_G0>,
<STM32F429_PJ8_FUNC_LCD_G1>,
<STM32F429_PJ9_FUNC_LCD_G2>,
<STM32F429_PJ10_FUNC_LCD_G3>,
<STM32F429_PJ11_FUNC_LCD_G4>,
<STM32F429_PJ12_FUNC_LCD_B0>,
<STM32F429_PJ13_FUNC_LCD_B1>,
<STM32F429_PJ14_FUNC_LCD_B2>,
<STM32F429_PJ15_FUNC_LCD_B3>,
<STM32F429_PK0_FUNC_LCD_G5>,
<STM32F429_PK1_FUNC_LCD_G6>,
<STM32F429_PK2_FUNC_LCD_G7>,
<STM32F429_PK3_FUNC_LCD_B4>,
<STM32F429_PK4_FUNC_LCD_B5>,
<STM32F429_PK5_FUNC_LCD_B6>,
<STM32F429_PK6_FUNC_LCD_B7>,
<STM32F429_PK7_FUNC_LCD_DE>;
slew-rate = <2>;
};
};
dcmi_pins: dcmi@0 {
pins {
pinmux = <STM32F429_PA4_FUNC_DCMI_HSYNC>,
<STM32F429_PB7_FUNC_DCMI_VSYNC>,
<STM32F429_PA6_FUNC_DCMI_PIXCLK>,
<STM32F429_PC6_FUNC_DCMI_D0>,
<STM32F429_PC7_FUNC_DCMI_D1>,
<STM32F429_PC8_FUNC_DCMI_D2>,
<STM32F429_PC9_FUNC_DCMI_D3>,
<STM32F429_PC11_FUNC_DCMI_D4>,
<STM32F429_PD3_FUNC_DCMI_D5>,
<STM32F429_PB8_FUNC_DCMI_D6>,
<STM32F429_PE6_FUNC_DCMI_D7>,
<STM32F429_PC10_FUNC_DCMI_D8>,
<STM32F429_PC12_FUNC_DCMI_D9>,
<STM32F429_PD6_FUNC_DCMI_D10>,
<STM32F429_PD2_FUNC_DCMI_D11>;
bias-disable;
drive-push-pull;
slew-rate = <3>;
};
};
};
crc: crc@40023000 {
compatible = "st,stm32f4-crc";
reg = <0x40023000 0x400>;
clocks = <&rcc 0 STM32F4_AHB1_CLOCK(CRC)>;
status = "disabled";
};
rcc: rcc@40023810 {
@ -842,6 +945,20 @@ usbotg_fs: usb@50000000 {
status = "disabled";
};
dcmi: dcmi@50050000 {
compatible = "st,stm32-dcmi";
reg = <0x50050000 0x400>;
interrupts = <78>;
resets = <&rcc STM32F4_AHB2_RESET(DCMI)>;
clocks = <&rcc 0 STM32F4_AHB2_CLOCK(DCMI)>;
clock-names = "mclk";
pinctrl-names = "default";
pinctrl-0 = <&dcmi_pins>;
dmas = <&dma2 1 1 0x414 0x3>;
dma-names = "tx";
status = "disabled";
};
rng: rng@50060800 {
compatible = "st,stm32-rng";
reg = <0x50060800 0x400>;

74
arch/arm/boot/dts/stm32f746-disco.dts Normal file
View File

@ -0,0 +1,74 @@
/*
* Copyright 2017 - Vikas MANOCHA <vikas.manocha@st.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 "stm32f746.dtsi"
#include <dt-bindings/input/input.h>
/ {
model = "STMicroelectronics STM32F746-DISCO board";
compatible = "st,stm32f746-disco", "st,stm32f746";
chosen {
bootargs = "root=/dev/ram";
stdout-path = "serial0:115200n8";
};
memory {
reg = <0xC0000000 0x800000>;
};
aliases {
serial0 = &usart1;
};
};
&clk_hse {
clock-frequency = <25000000>;
};
&usart1 {
pinctrl-0 = <&usart1_pins_b>;
pinctrl-names = "default";
status = "okay";
};

36
arch/arm/boot/dts/stm32f746.dtsi
View File

@ -229,6 +229,8 @@ pin-controller {
gpioa: gpio@40020000 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x0 0x400>;
clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOA)>;
st,bank-name = "GPIOA";
@ -237,6 +239,8 @@ gpioa: gpio@40020000 {
gpiob: gpio@40020400 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x400 0x400>;
clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOB)>;
st,bank-name = "GPIOB";
@ -245,6 +249,8 @@ gpiob: gpio@40020400 {
gpioc: gpio@40020800 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x800 0x400>;
clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOC)>;
st,bank-name = "GPIOC";
@ -253,6 +259,8 @@ gpioc: gpio@40020800 {
gpiod: gpio@40020c00 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0xc00 0x400>;
clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOD)>;
st,bank-name = "GPIOD";
@ -261,6 +269,8 @@ gpiod: gpio@40020c00 {
gpioe: gpio@40021000 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x1000 0x400>;
clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOE)>;
st,bank-name = "GPIOE";
@ -269,6 +279,8 @@ gpioe: gpio@40021000 {
gpiof: gpio@40021400 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x1400 0x400>;
clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOF)>;
st,bank-name = "GPIOF";
@ -277,6 +289,8 @@ gpiof: gpio@40021400 {
gpiog: gpio@40021800 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x1800 0x400>;
clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOG)>;
st,bank-name = "GPIOG";
@ -285,6 +299,8 @@ gpiog: gpio@40021800 {
gpioh: gpio@40021c00 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x1c00 0x400>;
clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOH)>;
st,bank-name = "GPIOH";
@ -293,6 +309,8 @@ gpioh: gpio@40021c00 {
gpioi: gpio@40022000 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x2000 0x400>;
clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOI)>;
st,bank-name = "GPIOI";
@ -301,6 +319,8 @@ gpioi: gpio@40022000 {
gpioj: gpio@40022400 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x2400 0x400>;
clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOJ)>;
st,bank-name = "GPIOJ";
@ -309,6 +329,8 @@ gpioj: gpio@40022400 {
gpiok: gpio@40022800 {
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x2800 0x400>;
clocks = <&rcc 0 STM32F7_AHB1_CLOCK(GPIOK)>;
st,bank-name = "GPIOK";
@ -326,6 +348,19 @@ pins2 {
bias-disable;
};
};
usart1_pins_b: usart1@1 {
pins1 {
pinmux = <STM32F746_PA9_FUNC_USART1_TX>;
bias-disable;
drive-push-pull;
slew-rate = <0>;
};
pins2 {
pinmux = <STM32F746_PB7_FUNC_USART1_RX>;
bias-disable;
};
};
};
crc: crc@40023000 {
@ -336,6 +371,7 @@ crc: crc@40023000 {
};
rcc: rcc@40023800 {
#reset-cells = <1>;
#clock-cells = <2>;
compatible = "st,stm32f746-rcc", "st,stm32-rcc";
reg = <0x40023800 0x400>;

74
arch/arm/boot/dts/stm32f769-disco.dts Normal file
View File

@ -0,0 +1,74 @@
/*
* Copyright 2017 - Vikas MANOCHA <vikas.manocha@st.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 "stm32f746.dtsi"
#include <dt-bindings/input/input.h>
/ {
model = "STMicroelectronics STM32F769-DISCO board";
compatible = "st,stm32f769-disco", "st,stm32f7";
chosen {
bootargs = "root=/dev/ram";
stdout-path = "serial0:115200n8";
};
memory {
reg = <0xC0000000 0x1000000>;
};
aliases {
serial0 = &usart1;
};
};
&clk_hse {
clock-frequency = <25000000>;
};
&usart1 {
pinctrl-0 = <&usart1_pins_a>;
pinctrl-names = "default";
status = "okay";
};

13
arch/arm/boot/dts/stm32h743-pinctrl.dtsi
View File

@ -151,6 +151,19 @@ pins2 {
bias-disable;
};
};
usart2_pins: usart2@0 {
pins1 {
pinmux = <STM32H7_PD5_FUNC_USART2_TX>;
bias-disable;
drive-push-pull;
slew-rate = <0>;
};
pins2 {
pinmux = <STM32H7_PD6_FUNC_USART2_RX>;
bias-disable;
};
};
};
};
};

8
arch/arm/boot/dts/stm32h743.dtsi
View File

@ -68,6 +68,14 @@ usart1: serial@40011000 {
};
usart2: serial@40004400 {
compatible = "st,stm32f7-usart", "st,stm32f7-uart";
reg = <0x40004400 0x400>;
interrupts = <38>;
status = "disabled";
clocks = <&timer_clk>;
};
timer5: timer@40000c00 {
compatible = "st,stm32-timer";
reg = <0x40000c00 0x400>;

73
arch/arm/boot/dts/stm32h743i-disco.dts Normal file
View File

@ -0,0 +1,73 @@
/*
* Copyright 2017 - Patrice Chotard <patrice.chotard@st.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-Discovery board";
compatible = "st,stm32h743i-disco", "st,stm32h743";
chosen {
bootargs = "root=/dev/ram";
stdout-path = "serial0:115200n8";
};
memory {
reg = <0xd0000000 0x2000000>;
};
aliases {
serial0 = &usart2;
};
};
&clk_hse {
clock-frequency = <125000000>;
};
&usart2 {
pinctrl-0 = <&usart2_pins>;
pinctrl-names = "default";
status = "okay";
};