| /* |
| * Copyright (c) 2025 ThoseBoards |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /dts-v1/; |
| #include <st/f4/stm32f427vi.dtsi> |
| #include <st/f4/stm32f427v(g-i)tx-pinctrl.dtsi> |
| #include <zephyr/dt-bindings/input/input-event-codes.h> |
| |
| / { |
| model = "MikroE Quail for STM32"; |
| compatible = "mikroe,stm32-e427", "st,stm32f427"; |
| |
| chosen { |
| zephyr,sram = &sram0; |
| zephyr,flash = &flash0; |
| zephyr,flash-controller = &flash1; |
| zephyr,ccm = &ccm0; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| |
| ld1: led_1 { |
| gpios = <&gpioe 15 GPIO_ACTIVE_HIGH>; |
| label = "User LD1"; |
| }; |
| |
| ld2: led_2 { |
| gpios = <&gpioe 10 GPIO_ACTIVE_HIGH>; |
| label = "User LD2"; |
| }; |
| |
| ld3: led_3 { |
| gpios = <&gpioc 3 GPIO_ACTIVE_HIGH>; |
| label = "User LD3"; |
| }; |
| }; |
| |
| zephyr,user { |
| io-channels = <&adc1 0>, <&adc1 1>, <&adc2 0>, <&adc2 1>; |
| }; |
| |
| mikrobus_1_header: mikrobus-connector-1 { |
| compatible = "mikro-bus"; |
| #gpio-cells = <2>; |
| gpio-map-mask = <0xffffffff 0xffffffc0>; |
| gpio-map-pass-thru = <0 0x3f>; |
| gpio-map = <0 0 &gpioa 6 0>, /* AN */ |
| <1 0 &gpioa 2 0>, /* RST */ |
| <2 0 &gpioa 3 0>, /* CS */ |
| <3 0 &gpiob 3 0>, /* SCK */ |
| <4 0 &gpiob 4 0>, /* MISO */ |
| <5 0 &gpiob 5 0>, /* MOSI */ |
| /* +3.3V */ |
| /* GND */ |
| <6 0 &gpioe 9 0>, /* PWM */ |
| <7 0 &gpioa 1 0>, /* INT */ |
| <8 0 &gpiod 9 0>, /* RX */ |
| <9 0 &gpiod 8 0>, /* TX */ |
| <10 0 &gpiob 6 0>, /* SCL */ |
| <11 0 &gpiob 7 0>; /* SDA */ |
| /* +5V */ |
| /* GND */ |
| }; |
| |
| mikrobus_2_header: mikrobus-connector-2 { |
| compatible = "mikro-bus"; |
| #gpio-cells = <2>; |
| gpio-map-mask = <0xffffffff 0xffffffc0>; |
| gpio-map-pass-thru = <0 0x3f>; |
| gpio-map = <0 0 &gpioa 4 0>, /* AN */ |
| <1 0 &gpioe 1 0>, /* RST */ |
| <2 0 &gpioe 0 0>, /* CS */ |
| <3 0 &gpiob 3 0>, /* SCK */ |
| <4 0 &gpiob 4 0>, /* MISO */ |
| <5 0 &gpiob 5 0>, /* MOSI */ |
| /* +3.3V */ |
| /* GND */ |
| <6 0 &gpiod 15 0>, /* PWM */ |
| <7 0 &gpiob 9 0>, /* INT */ |
| <8 0 &gpiod 6 0>, /* RX */ |
| <9 0 &gpiod 5 0>, /* TX */ |
| <10 0 &gpiob 6 0>, /* SCL */ |
| <11 0 &gpiob 7 0>; /* SDA */ |
| /* +5V */ |
| /* GND */ |
| }; |
| |
| mikrobus_3_header: mikrobus-connector-3 { |
| compatible = "mikro-bus"; |
| #gpio-cells = <2>; |
| gpio-map-mask = <0xffffffff 0xffffffc0>; |
| gpio-map-pass-thru = <0 0x3f>; |
| gpio-map = <0 0 &gpioa 7 0>, /* AN */ |
| <1 0 &gpiod 8 0>, /* RST */ |
| <2 0 &gpiod 11 0>, /* CS */ |
| <3 0 &gpioc 10 0>, /* SCK */ |
| <4 0 &gpioc 11 0>, /* MISO */ |
| <5 0 &gpioc 12 0>, /* MOSI */ |
| /* +3.3V */ |
| /* GND */ |
| <6 0 &gpiod 13 0>, /* PWM */ |
| <7 0 &gpioc 8 0>, /* INT */ |
| <8 0 &gpioc 7 0>, /* RX */ |
| <9 0 &gpioc 6 0>, /* TX */ |
| <10 0 &gpiob 6 0>, /* SCL */ |
| <11 0 &gpiob 7 0>; /* SDA */ |
| /* +5V */ |
| /* GND */ |
| }; |
| |
| mikrobus_4_header: mikrobus-connector-4 { |
| compatible = "mikro-bus"; |
| #gpio-cells = <2>; |
| gpio-map-mask = <0xffffffff 0xffffffc0>; |
| gpio-map-pass-thru = <0 0x3f>; |
| gpio-map = <0 0 &gpioa 5 0>, /* AN */ |
| <1 0 &gpiod 0 0>, /* RST */ |
| <2 0 &gpiod 1 0>, /* CS */ |
| <3 0 &gpioc 10 0>, /* SCK */ |
| <4 0 &gpioc 11 0>, /* MISO */ |
| <5 0 &gpioc 12 0>, /* MOSI */ |
| /* +3.3V */ |
| /* GND */ |
| <6 0 &gpiod 14 0>, /* PWM */ |
| <7 0 &gpioa 14 0>, /* INT */ |
| <8 0 &gpioa 10 0>, /* RX */ |
| <9 0 &gpioa 9 0>, /* TX */ |
| <10 0 &gpiob 6 0>, /* SCL */ |
| <11 0 &gpiob 7 0>; /* SDA */ |
| /* +5V */ |
| /* GND */ |
| }; |
| |
| edge_header: connector { |
| #gpio-cells = <2>; |
| gpio-map-mask = <0xffffffff 0xffffffc0>; |
| gpio-map-pass-thru = <0 0x3f>; |
| gpio-map = <0 0 &gpioc 5 0>, /* ,PC5 */ |
| <1 0 &gpiob 0 0>, /* ,PB0 */ |
| <2 0 &gpioe 7 0>, /* ,PE7 */ |
| <3 0 &gpioe 8 0>, /* ,PE8 */ |
| <4 0 &gpioe 11 0>, /* ,PE11 */ |
| <5 0 &gpioc 4 0>, /* ,PC4 */ |
| <6 0 &gpioe 13 0>, /* ,PE13 */ |
| <7 0 &gpioe 14 0>, /* ,PE14 */ |
| <8 0 &gpiob 10 0>, /* ,PB10 */ |
| <9 0 &gpiob 11 0>, /* ,PB11 */ |
| <10 0 &gpiob 12 0>, /* ,PB12 */ |
| <11 0 &gpiob 13 0>, /* ,PB13 */ |
| <12 0 &gpiob 6 0>, /* ,PB6 # I2C1 */ |
| <13 0 &gpiob 7 0>, /* ,PB7 # I2C1 */ |
| <14 0 &gpioc 10 0>, /* ,PC10 # SPI3 */ |
| <15 0 &gpioc 11 0>, /* ,PC11 # SPI3 */ |
| <16 0 &gpioc 12 0>, /* ,PC12 # SPI3 */ |
| <17 0 &gpiod 10 0>, /* ,PD10 # SPI3 */ |
| <18 0 &gpioa 15 0>, /* ,PA15 */ |
| <19 0 &gpioc 13 0>, /* ,PC13 */ |
| <20 0 &gpioe 6 0>, /* ,PE6 */ |
| <21 0 &gpioe 5 0>, /* ,PE5 */ |
| <22 0 &gpiod 2 0>, /* ,PD2 */ |
| <23 0 &gpiod 3 0>, /* ,PD3 */ |
| <24 0 &gpiod 4 0>, /* ,PD4 */ |
| <25 0 &gpiod 7 0>, /* ,PD7 */ |
| <26 0 &gpioe 2 0>, /* ,PE2 */ |
| <27 0 &gpioe 3 0>, /* ,PE3 */ |
| <28 0 &gpioe 4 0>; /* ,PE4 */ |
| }; |
| |
| aliases { |
| led0 = &ld1; |
| led1 = &ld2; |
| led2 = &ld3; |
| volt-sensor0 = &vref; |
| volt-sensor1 = &vbat; |
| }; |
| |
| skd1: socket_1_adc { |
| status = "okay"; |
| io-channels = <&adc2 0>; |
| }; |
| |
| skd2: socket_2_adc { |
| status = "okay"; |
| io-channels = <&adc1 0>; |
| }; |
| |
| skd3: socket_3_adc { |
| status = "okay"; |
| io-channels = <&adc2 1>; |
| }; |
| |
| skd4: socket_4_adc { |
| status = "okay"; |
| io-channels = <&adc1 1>; |
| }; |
| }; |
| |
| &clk_lsi { |
| status = "okay"; |
| }; |
| |
| &clk_hsi { |
| clock-frequency = <DT_FREQ_M(16)>; |
| status = "okay"; |
| }; |
| |
| &pll { |
| div-m = <8>; |
| mul-n = <96>; |
| div-p = <2>; |
| div-q = <4>; |
| clocks = <&clk_hsi>; |
| status = "okay"; |
| }; |
| |
| &rcc { |
| clocks = <&pll>; |
| clock-frequency = <DT_FREQ_M(96)>; |
| ahb-prescaler = <1>; |
| apb1-prescaler = <4>; |
| apb2-prescaler = <2>; |
| }; |
| |
| &usart1 { |
| pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>; |
| pinctrl-names = "default"; |
| current-speed = <115200>; |
| status = "okay"; |
| }; |
| |
| &usart2 { |
| pinctrl-0 = <&usart2_tx_pd5 &usart2_rx_pd6>; |
| pinctrl-names = "default"; |
| current-speed = <115200>; |
| status = "okay"; |
| }; |
| |
| &usart3 { |
| pinctrl-0 = <&usart3_tx_pd8 &usart3_rx_pd9>; |
| pinctrl-names = "default"; |
| current-speed = <115200>; |
| status = "okay"; |
| }; |
| |
| &usart6 { |
| pinctrl-0 = <&usart6_tx_pc6 &usart6_rx_pc7>; |
| pinctrl-names = "default"; |
| current-speed = <115200>; |
| status = "okay"; |
| }; |
| |
| &rtc { |
| clocks = <&rcc STM32_CLOCK(APB1, 28)>, |
| <&rcc STM32_SRC_LSI RTC_SEL(2)>; |
| status = "okay"; |
| }; |
| |
| zephyr_udc0: &usbotg_fs { |
| pinctrl-0 = <&usb_otg_fs_dm_pa11 &usb_otg_fs_dp_pa12>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |
| |
| #include <../boards/common/usb/cdc_acm_serial.dtsi> |
| |
| &spi1 { |
| pinctrl-0 = <&spi1_sck_pb3 &spi1_miso_pb4 &spi1_mosi_pb5>; |
| pinctrl-names = "default"; |
| cs-gpios = <&gpioa 3 GPIO_ACTIVE_LOW>, <&gpioe 0 GPIO_ACTIVE_LOW>; |
| status = "okay"; |
| }; |
| |
| &spi3 { |
| status = "okay"; |
| pinctrl-0 = <&spi3_sck_pc10 &spi3_miso_pc11 &spi3_mosi_pc12>; |
| pinctrl-names = "default"; |
| |
| cs-gpios = <&gpiod 11 GPIO_ACTIVE_LOW>, // CS0 |
| <&gpiod 1 GPIO_ACTIVE_LOW>, // CS1 |
| <&gpioa 13 GPIO_ACTIVE_LOW>; // CS2 |
| }; |
| |
| /* Flash chip 1 (extra flash connected to CS2) */ |
| &spi3 { |
| flash1: flash@2 { |
| compatible = "jedec,spi-nor"; // Typical flash chip compatibility string |
| reg = <2>; // The CS0 pin on the SPI bus |
| // S25FL164K flash's actual JEDEC: Device ID = 16h, Device Type = 40h, |
| // Capacity = 17h |
| //jedec-id = [16 40 17]; |
| jedec-id = [01 60 17]; |
| spi-max-frequency = <50000000>; // Max frequency for the flash chip (e.g., 50 MHz) |
| size = <0x800000>; // Flash memory size (16MB example) |
| page-size = <256>; // Flash page size (usually 256 or 512 bytes) |
| status = "okay"; |
| }; |
| }; |
| |
| &i2c1 { |
| pinctrl-0 = <&i2c1_scl_pb6 &i2c1_sda_pb7>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |
| |
| &adc1 { |
| status = "okay"; |
| pinctrl-0 = <&adc1_in4_pa4 &adc1_in5_pa5>; |
| pinctrl-names = "default"; |
| st,adc-clock-source = "SYNC"; |
| st,adc-prescaler = <2>; |
| }; |
| |
| &adc2 { |
| status = "okay"; |
| pinctrl-0 = <&adc2_in6_pa6 &adc2_in7_pa7>; |
| pinctrl-names = "default"; |
| st,adc-clock-source = "SYNC"; |
| st,adc-prescaler = <2>; |
| }; |
| |
| &vref { |
| status = "okay"; |
| }; |
| |
| &vbat { |
| status = "okay"; |
| }; |
| |
| mikrobus_1_adc: &skd1 {}; |
| |
| mikrobus_1_i2c: &i2c1 {}; |
| |
| mikrobus_1_spi: &spi1 {}; |
| |
| mikrobus_1_uart: &usart3 {}; |
| |
| mikrobus_2_adc: &skd2 {}; |
| |
| mikrobus_2_i2c: &i2c1 {}; |
| |
| mikrobus_2_spi: &spi1 {}; |
| |
| mikrobus_2_uart: &usart2 {}; |
| |
| mikrobus_3_adc: &skd3 {}; |
| |
| mikrobus_3_i2c: &i2c1 {}; |
| |
| mikrobus_3_spi: &spi3 {}; |
| |
| mikrobus_3_uart: &usart6 {}; |
| |
| mikrobus_4_adc: &skd4 {}; |
| |
| mikrobus_4_i2c: &i2c1 {}; |
| |
| mikrobus_4_spi: &spi3 {}; |
| |
| mikrobus_4_uart: &usart1 {}; |
| |
| mikrobus_adc: &skd1 {}; |
| |
| mikrobus_i2c: &i2c1 {}; |
| |
| mikrobus_spi: &spi1 {}; |
| |
| mikrobus_uart: &usart3 {}; |
| |
| mikrobus_header: &mikrobus_1_header {}; |
