| /* |
| * Copyright (c) 2020 Alexander Kozhinov <AlexanderKozhinov@yandex.com> |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /dts-v1/; |
| #include <st/h7/stm32h745Xi_m7.dtsi> |
| #include <st/h7/stm32h745zitx-pinctrl.dtsi> |
| #include "nucleo_h745zi_q.dtsi" |
| |
| /* |
| * WARNING: |
| * Possible pin conflicts: The pins PA2 and PB13 may conflict on selection of |
| * ETH_STM32_HAL, since they are used in ST Zio or ST morpho connectors. To |
| * avoid conflicting states the jumpers JP6 and JP7 must be in ON state. |
| */ |
| |
| / { |
| model = "STMicroelectronics STM32H745ZI-Q-NUCLEO board"; |
| compatible = "st,stm32h745zi-q-nucleo"; |
| |
| /* HW resources belonging to CM7 */ |
| chosen { |
| zephyr,console = &usart3; |
| zephyr,shell-uart = &usart3; |
| zephyr,dtcm = &dtcm; |
| zephyr,sram = &sram0; |
| zephyr,flash = &flash0; |
| }; |
| |
| pwmleds { |
| compatible = "pwm-leds"; |
| |
| red_pwm_led: red_pwm_led { |
| pwms = <&pwm12 1 PWM_MSEC(20) PWM_POLARITY_NORMAL>; |
| label = "User LD3 - PWM12"; |
| }; |
| }; |
| |
| aliases { |
| led0 = &green_led; |
| pwm-led0 = &red_pwm_led; |
| sw0 = &user_button; |
| }; |
| }; |
| |
| &clk_lsi { |
| status = "okay"; |
| }; |
| |
| &clk_hse { |
| hse-bypass; |
| clock-frequency = <DT_FREQ_M(8)>; /* STLink 8MHz clock */ |
| status = "okay"; |
| }; |
| |
| &pll { |
| div-m = <1>; |
| mul-n = <120>; |
| div-p = <2>; |
| div-q = <2>; |
| div-r = <2>; |
| clocks = <&clk_hse>; |
| status = "okay"; |
| }; |
| |
| &rcc { |
| clocks = <&pll>; |
| clock-frequency = <DT_FREQ_M(480)>; |
| }; |
| |
| &usart3 { |
| pinctrl-0 = <&usart3_tx_pd8 &usart3_rx_pd9>; |
| pinctrl-names = "default"; |
| current-speed = <115200>; |
| status = "okay"; |
| }; |
| |
| &rtc { |
| clocks = <&rcc STM32_CLOCK_BUS_APB4 0x00010000>, |
| <&rcc STM32_SRC_LSI RTC_SEL(2)>; |
| status = "okay"; |
| }; |
| |
| &i2c1 { |
| pinctrl-0 = <&i2c1_scl_pb8 &i2c1_sda_pb9>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| clock-frequency = <I2C_BITRATE_FAST>; |
| }; |
| |
| &timers12 { |
| st,prescaler = <10000>; |
| status = "okay"; |
| |
| pwm12: pwm { |
| status = "okay"; |
| pinctrl-0 = <&tim12_ch1_pb14>; |
| pinctrl-names = "default"; |
| }; |
| }; |
| |
| &mac { |
| status = "okay"; |
| pinctrl-0 = <ð_ref_clk_pa1 |
| ð_mdio_pa2 |
| ð_crs_dv_pa7 |
| ð_mdc_pc1 |
| ð_rxd0_pc4 |
| ð_rxd1_pc5 |
| ð_tx_en_pg11 |
| ð_txd0_pg13 |
| ð_txd1_pb13>; |
| pinctrl-names = "default"; |
| }; |
| |
| &rng { |
| status = "okay"; |
| }; |