337 lines
7.4 KiB
Plaintext
337 lines
7.4 KiB
Plaintext
/*
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* Copyright (c) 2017 Linaro Limited
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* Copyright (c) 2019 Centaur Analytics, Inc
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <arm/armv7-m.dtsi>
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#include <zephyr/dt-bindings/clock/stm32f1_clock.h>
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#include <zephyr/dt-bindings/i2c/i2c.h>
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#include <zephyr/dt-bindings/gpio/gpio.h>
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#include <zephyr/dt-bindings/pwm/pwm.h>
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#include <zephyr/dt-bindings/pwm/stm32_pwm.h>
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#include <freq.h>
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/ {
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chosen {
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zephyr,flash-controller = &flash;
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};
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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cpu@0 {
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device_type = "cpu";
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compatible = "arm,cortex-m3";
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reg = <0>;
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};
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};
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sram0: memory@20000000 {
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compatible = "mmio-sram";
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};
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clocks {
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clk_hse: clk-hse {
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#clock-cells = <0>;
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compatible = "st,stm32-hse-clock";
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status = "disabled";
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};
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clk_hsi: clk-hsi {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <DT_FREQ_M(8)>;
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status = "disabled";
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};
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clk_lse: clk-lse {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <32768>;
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status = "disabled";
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};
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clk_lsi: clk-lsi {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <DT_FREQ_K(40)>;
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status = "disabled";
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};
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pll: pll {
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#clock-cells = <0>;
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compatible = "st,stm32f1-pll-clock";
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status = "disabled";
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};
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};
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soc {
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flash: flash-controller@40022000 {
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compatible = "st,stm32-flash-controller", "st,stm32f1-flash-controller";
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label = "FLASH_CTRL";
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reg = <0x40022000 0x400>;
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interrupts = <3 0>;
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clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x00000010>;
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#address-cells = <1>;
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#size-cells = <1>;
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flash0: flash@8000000 {
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compatible = "st,stm32-nv-flash", "soc-nv-flash";
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label = "FLASH_STM32";
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write-block-size = <2>;
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/* maximum erase time for a 2K sector */
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max-erase-time = <40>;
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};
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};
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rcc: rcc@40021000 {
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compatible = "st,stm32-rcc";
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#clock-cells = <2>;
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reg = <0x40021000 0x400>;
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};
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exti: interrupt-controller@40010400 {
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compatible = "st,stm32-exti";
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interrupt-controller;
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#interrupt-cells = <1>;
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reg = <0x40010400 0x400>;
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};
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pinctrl: pin-controller@40010800 {
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compatible = "st,stm32f1-pinctrl";
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#address-cells = <1>;
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#size-cells = <1>;
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reg = <0x40010800 0x1C00>;
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gpioa: gpio@40010800 {
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compatible = "st,stm32-gpio";
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gpio-controller;
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#gpio-cells = <2>;
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reg = <0x40010800 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00000004>;
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label = "GPIOA";
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};
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gpiob: gpio@40010c00 {
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compatible = "st,stm32-gpio";
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gpio-controller;
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#gpio-cells = <2>;
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reg = <0x40010c00 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00000008>;
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label = "GPIOB";
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};
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gpioc: gpio@40011000 {
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compatible = "st,stm32-gpio";
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gpio-controller;
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#gpio-cells = <2>;
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reg = <0x40011000 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00000010>;
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label = "GPIOC";
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};
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gpiod: gpio@40011400 {
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compatible = "st,stm32-gpio";
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gpio-controller;
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#gpio-cells = <2>;
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reg = <0x40011400 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00000020>;
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label = "GPIOD";
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};
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gpioe: gpio@40011800 {
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compatible = "st,stm32-gpio";
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gpio-controller;
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#gpio-cells = <2>;
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reg = <0x40011800 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00000040>;
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label = "GPIOE";
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};
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};
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usart1: serial@40013800 {
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compatible = "st,stm32-usart", "st,stm32-uart";
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reg = <0x40013800 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00004000>;
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interrupts = <37 0>;
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status = "disabled";
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label = "UART_1";
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};
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usart2: serial@40004400 {
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compatible = "st,stm32-usart", "st,stm32-uart";
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reg = <0x40004400 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00020000>;
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interrupts = <38 0>;
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status = "disabled";
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label = "UART_2";
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};
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usart3: serial@40004800 {
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compatible = "st,stm32-usart", "st,stm32-uart";
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reg = <0x40004800 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00040000>;
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interrupts = <39 0>;
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status = "disabled";
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label = "UART_3";
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};
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i2c1: i2c@40005400 {
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compatible = "st,stm32-i2c-v1";
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clock-frequency = <I2C_BITRATE_STANDARD>;
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0x40005400 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00200000>;
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interrupts = <31 0>, <32 0>;
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interrupt-names = "event", "error";
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status = "disabled";
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label= "I2C_1";
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};
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i2c2: i2c@40005800 {
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compatible = "st,stm32-i2c-v1";
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clock-frequency = <I2C_BITRATE_STANDARD>;
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0x40005800 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00400000>;
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interrupts = <33 0>, <34 0>;
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interrupt-names = "event", "error";
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status = "disabled";
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label= "I2C_2";
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};
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spi1: spi@40013000 {
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compatible = "st,stm32-spi";
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0x40013000 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00001000>;
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interrupts = <35 5>;
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status = "disabled";
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label = "SPI_1";
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};
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iwdg: watchdog@40003000 {
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compatible = "st,stm32-watchdog";
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reg = <0x40003000 0x400>;
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label = "IWDG";
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status = "disabled";
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};
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wwdg: watchdog@40002c00 {
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compatible = "st,stm32-window-watchdog";
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reg = <0x40002C00 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00000800>;
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label = "WWDG";
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interrupts = <0 7>;
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status = "disabled";
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};
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timers1: timers@40012c00 {
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compatible = "st,stm32-timers";
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reg = <0x40012c00 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00000800>;
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interrupts = <24 0>, <25 0>, <26 0>, <27 0>;
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interrupt-names = "brk", "up", "trgcom", "cc";
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st,prescaler = <0>;
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status = "disabled";
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label = "TIMERS_1";
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pwm {
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compatible = "st,stm32-pwm";
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status = "disabled";
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label = "PWM_1";
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#pwm-cells = <3>;
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};
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};
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timers2: timers@40000000 {
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compatible = "st,stm32-timers";
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reg = <0x40000000 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00000001>;
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interrupts = <28 0>;
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interrupt-names = "global";
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st,prescaler = <0>;
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status = "disabled";
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label = "TIMERS_2";
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pwm {
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compatible = "st,stm32-pwm";
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status = "disabled";
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label = "PWM_2";
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#pwm-cells = <3>;
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};
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};
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timers3: timers@40000400 {
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compatible = "st,stm32-timers";
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reg = <0x40000400 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00000002>;
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interrupts = <29 0>;
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interrupt-names = "global";
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st,prescaler = <0>;
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status = "disabled";
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label = "TIMERS_3";
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pwm {
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compatible = "st,stm32-pwm";
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status = "disabled";
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label = "PWM_3";
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#pwm-cells = <3>;
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};
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};
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timers4: timers@40000800 {
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compatible = "st,stm32-timers";
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reg = <0x40000800 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00000004>;
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interrupts = <30 0>;
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interrupt-names = "global";
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st,prescaler = <0>;
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status = "disabled";
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label = "TIMERS_4";
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pwm {
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compatible = "st,stm32-pwm";
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status = "disabled";
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label = "PWM_4";
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#pwm-cells = <3>;
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};
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};
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adc1: adc@40012400 {
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compatible = "st,stm32-adc";
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reg = <0x40012400 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_APB2 0x00000200>;
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interrupts = <18 0>;
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status = "disabled";
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label = "ADC_1";
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#io-channel-cells = <1>;
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has-temp-channel;
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has-vref-channel;
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};
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dma1: dma@40020000 {
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compatible = "st,stm32-dma-v2bis";
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#dma-cells = <2>;
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reg = <0x40020000 0x400>;
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clocks = <&rcc STM32_CLOCK_BUS_AHB1 0x1>;
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interrupts = <11 0 12 0 13 0 14 0 15 0 16 0 17 0>;
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status = "disabled";
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label = "DMA_1";
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};
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};
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};
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&nvic {
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arm,num-irq-priority-bits = <4>;
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};
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