| /* |
| * Copyright (c) 2021 Electrolance Solutions |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /dts-v1/; |
| #include <st/h7/stm32h7a3Xi.dtsi> |
| #include <st/h7/stm32h7a3z(g-i)txq-pinctrl.dtsi> |
| #include "arduino_r3_connector.dtsi" |
| #include <zephyr/dt-bindings/input/input-event-codes.h> |
| |
| / { |
| model = "STMicroelectronics STM32H7A3ZI-Q-NUCLEO board"; |
| compatible = "st,stm32h7a3zi-q-nucleo"; |
| |
| chosen { |
| zephyr,console = &usart3; |
| zephyr,shell-uart = &usart3; |
| zephyr,sram = &sram0; |
| zephyr,flash = &flash0; |
| zephyr,dtcm = &dtcm; |
| zephyr,itcm = &itcm; |
| }; |
| |
| leds: leds { |
| compatible = "gpio-leds"; |
| green_led: led_0 { |
| gpios = <&gpiob 0 GPIO_ACTIVE_HIGH>; |
| label = "User LD1"; |
| }; |
| yellow_led: led_1 { |
| gpios = <&gpioe 1 GPIO_ACTIVE_HIGH>; |
| label = "User LD2"; |
| }; |
| }; |
| |
| pwmleds { |
| compatible = "pwm-leds"; |
| |
| red_pwm_led: red_pwm_led { |
| pwms = <&pwm12 1 PWM_MSEC(20) PWM_POLARITY_NORMAL>; |
| }; |
| }; |
| |
| gpio_keys { |
| compatible = "gpio-keys"; |
| user_button: button_0 { |
| label = "User"; |
| gpios = <&gpioc 13 GPIO_ACTIVE_HIGH>; |
| zephyr,code = <INPUT_KEY_0>; |
| }; |
| }; |
| |
| aliases { |
| led0 = &green_led; |
| led1 = &yellow_led; |
| pwm-led0 = &red_pwm_led; |
| sw0 = &user_button; |
| }; |
| }; |
| |
| &clk_hsi48 { |
| status = "okay"; |
| }; |
| |
| &clk_hse { |
| hse-bypass; |
| clock-frequency = <DT_FREQ_M(8)>; /* STLink 8MHz clock */ |
| status = "okay"; |
| }; |
| |
| &pll { |
| div-m = <1>; |
| mul-n = <35>; |
| div-p = <1>; |
| div-q = <5>; |
| div-r = <2>; |
| clocks = <&clk_hse>; |
| status = "okay"; |
| }; |
| |
| &rcc { |
| clocks = <&pll>; |
| clock-frequency = <DT_FREQ_M(280)>; |
| d1cpre = <1>; |
| hpre = <1>; |
| d1ppre = <2>; |
| d2ppre1 = <2>; |
| d2ppre2 = <2>; |
| d3ppre = <2>; |
| }; |
| |
| &usart3 { |
| pinctrl-0 = <&usart3_tx_pd8 &usart3_rx_pd9>; |
| pinctrl-names = "default"; |
| current-speed = <115200>; |
| status = "okay"; |
| }; |
| |
| &backup_sram { |
| status = "okay"; |
| }; |
| |
| &timers12 { |
| st,prescaler = <10000>; |
| status = "okay"; |
| |
| pwm12: pwm { |
| status = "okay"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&tim12_ch1_pb14>; |
| }; |
| }; |
| |
| &adc1 { |
| pinctrl-0 = <&adc1_inp15_pa3>; |
| pinctrl-names = "default"; |
| st,adc-clock-source = <SYNC>; |
| st,adc-prescaler = <4>; |
| status = "okay"; |
| }; |
| |
| zephyr_udc0: &usbotg_hs { |
| pinctrl-0 = <&usb_otg_hs_dm_pa11 &usb_otg_hs_dp_pa12>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |
| |
| &rng { |
| status = "okay"; |
| }; |