diff options
Diffstat (limited to 'arch/arm/boot/dts')
-rw-r--r-- | arch/arm/boot/dts/Makefile | 5 | ||||
-rw-r--r-- | arch/arm/boot/dts/stm32429i-eval.dts | 88 | ||||
-rw-r--r-- | arch/arm/boot/dts/stm32f429-disco.dts | 4 | ||||
-rw-r--r-- | arch/arm/boot/dts/stm32f429.dtsi | 121 | ||||
-rw-r--r-- | arch/arm/boot/dts/stm32f746-disco.dts | 74 | ||||
-rw-r--r-- | arch/arm/boot/dts/stm32f746.dtsi | 36 | ||||
-rw-r--r-- | arch/arm/boot/dts/stm32f769-disco.dts | 74 | ||||
-rw-r--r-- | arch/arm/boot/dts/stm32h743-pinctrl.dtsi | 13 | ||||
-rw-r--r-- | arch/arm/boot/dts/stm32h743.dtsi | 8 | ||||
-rw-r--r-- | arch/arm/boot/dts/stm32h743i-disco.dts | 73 |
10 files changed, 493 insertions, 3 deletions
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 741bc8e0eab2..c3ae2e1fd9f4 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -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 \ diff --git a/arch/arm/boot/dts/stm32429i-eval.dts b/arch/arm/boot/dts/stm32429i-eval.dts index b6331146aa02..dcda0bbefe5b 100644 --- a/arch/arm/boot/dts/stm32429i-eval.dts +++ b/arch/arm/boot/dts/stm32429i-eval.dts @@ -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 @@ 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 @@ 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 = <<dc_out_rgb>; + }; + }; + }; }; &adc { @@ -141,10 +160,79 @@ 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>; +}; + +<dc { + status = "okay"; + pinctrl-0 = <<dc_pins>; + pinctrl-names = "default"; + dma-ranges; + + port { + ltdc_out_rgb: endpoint { + remote-endpoint = <&panel_in_rgb>; + }; + }; }; &mac { diff --git a/arch/arm/boot/dts/stm32f429-disco.dts b/arch/arm/boot/dts/stm32f429-disco.dts index 191fa50e34eb..ae47cde7952f 100644 --- a/arch/arm/boot/dts/stm32f429-disco.dts +++ b/arch/arm/boot/dts/stm32f429-disco.dts @@ -102,6 +102,10 @@ clock-frequency = <8000000>; }; +&crc { + status = "okay"; +}; + &rtc { assigned-clocks = <&rcc 1 CLK_RTC>; assigned-clock-parents = <&rcc 1 CLK_LSI>; diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi index b2a2b5c38caa..a8113dc879cf 100644 --- a/arch/arm/boot/dts/stm32f429.dtsi +++ b/arch/arm/boot/dts/stm32f429.dtsi @@ -65,7 +65,7 @@ clock-frequency = <32768>; }; - clk-lsi { + clk_lsi: clk-lsi { #clock-cells = <0>; compatible = "fixed-clock"; clock-frequency = <32000>; @@ -307,6 +307,13 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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>; diff --git a/arch/arm/boot/dts/stm32f746-disco.dts b/arch/arm/boot/dts/stm32f746-disco.dts new file mode 100644 index 000000000000..18f656074437 --- /dev/null +++ b/arch/arm/boot/dts/stm32f746-disco.dts @@ -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"; +}; diff --git a/arch/arm/boot/dts/stm32f746.dtsi b/arch/arm/boot/dts/stm32f746.dtsi index c2765ce12e2e..4506eb97a4ab 100644 --- a/arch/arm/boot/dts/stm32f746.dtsi +++ b/arch/arm/boot/dts/stm32f746.dtsi @@ -229,6 +229,8 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ 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 @@ }; rcc: rcc@40023800 { + #reset-cells = <1>; #clock-cells = <2>; compatible = "st,stm32f746-rcc", "st,stm32-rcc"; reg = <0x40023800 0x400>; diff --git a/arch/arm/boot/dts/stm32f769-disco.dts b/arch/arm/boot/dts/stm32f769-disco.dts new file mode 100644 index 000000000000..166728aeb166 --- /dev/null +++ b/arch/arm/boot/dts/stm32f769-disco.dts @@ -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"; +}; diff --git a/arch/arm/boot/dts/stm32h743-pinctrl.dtsi b/arch/arm/boot/dts/stm32h743-pinctrl.dtsi index fcc1e0640233..76bbd6575fae 100644 --- a/arch/arm/boot/dts/stm32h743-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32h743-pinctrl.dtsi @@ -151,6 +151,19 @@ 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; + }; + }; }; }; }; diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi index 46856298ee16..36a99db0a3b4 100644 --- a/arch/arm/boot/dts/stm32h743.dtsi +++ b/arch/arm/boot/dts/stm32h743.dtsi @@ -68,6 +68,14 @@ }; + 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>; diff --git a/arch/arm/boot/dts/stm32h743i-disco.dts b/arch/arm/boot/dts/stm32h743i-disco.dts new file mode 100644 index 000000000000..79e841d94079 --- /dev/null +++ b/arch/arm/boot/dts/stm32h743i-disco.dts @@ -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"; +}; |