boards/arm/96b_argonkey/96b_argonkey.dts

/*
 * Copyright (c) 2018 STMicroelectronics
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <st/f4/stm32f412Xg.dtsi>
#include <st/f4/stm32f412c(e-g)ux-pinctrl.dtsi>

/ {
	model = "Tocoding Argonkey 96boards";
	compatible = "tocoding,argonkey";

	chosen {
		zephyr,console = &usart1;
		zephyr,shell-uart = &usart1;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
	};

	leds {
		compatible = "gpio-leds";
		green_led_0: led_0 {
			gpios = <&gpioc 13 GPIO_ACTIVE_HIGH>;
			label = "USR0 LED";
		};
		green_led_1: led_1 {
			gpios = <&gpiob 2 GPIO_ACTIVE_HIGH>;
			label = "USR1 LED";
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		user_button: button {
			label = "User";
			gpios = <&gpioa 2 GPIO_ACTIVE_LOW>;
		};
	};

	aliases {
		led0 = &green_led_0;
		led1 = &green_led_1;
		sw0 = &user_button;
		accel0 = &lsm6dsl;
	};
};

&clk_lsi {
	status = "okay";
};

&clk_hse {
	clock-frequency = <DT_FREQ_M(16)>;
	status = "okay";
};

&pll {
	div-m = <8>;
	mul-n = <84>;
	div-p = <2>;
	div-q = <8>;
	clocks = <&clk_hse>;
	status = "okay";
};

&plli2s {
	div-m = <8>;
	mul-n = <192>;
	div-r = <3>;
	status = "okay";
};

&rcc {
	clocks = <&pll>;
	clock-frequency = <DT_FREQ_M(84)>;
	ahb-prescaler = <1>;
	apb1-prescaler = <2>;
	/* APB2 clock is fixed at 42MHz to prevent known SPI/I2S bug */
	apb2-prescaler = <2>;
};

&usart1 {
	pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>;
	pinctrl-names = "default";
	current-speed = <115200>;
	status = "okay";
};

&spi1_nss_pa4 { slew-rate = "very-high-speed"; };

&spi1 {
	pinctrl-0 = <&spi1_nss_pa4 &spi1_sck_pa5
		     &spi1_miso_pa6 &spi1_mosi_pa7>;
	pinctrl-names = "default";
	status = "okay";
};

&spi2_nss_pb12 { slew-rate = "very-high-speed"; };

&spi2 {
	pinctrl-0 = <&spi2_nss_pb12 &spi2_sck_pb13
		     &spi2_miso_pb14 &spi2_mosi_pb15>;
	pinctrl-names = "default";
	status = "okay";

	/* ST Microelectronics LSM6DSL accel/gyro sensor */
	lsm6dsl: lsm6dsl@1 {
		compatible = "st,lsm6dsl";
		reg = <1>;
		spi-max-frequency = <1000000>;
		irq-gpios = <&gpiob 1 GPIO_ACTIVE_HIGH>;
	};
};

&dma2 {
	status = "okay";
};

&i2s5 {
	status = "okay";
	pinctrl-0 = <&i2s5_ck_pb0 &i2s5_sd_pb8>;
	pinctrl-names = "default";

	mp34dt05@0 {
		compatible = "st,mpxxdtyy";
		reg = <0>;
	};
};

&i2c1 {
	pinctrl-0 = <&i2c1_scl_pb6 &i2c1_sda_pb7>;
	pinctrl-names = "default";
	status = "okay";
	clock-frequency = <I2C_BITRATE_FAST>;
};

&i2c2 {
	pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb9>;
	pinctrl-names = "default";
	status = "okay";
	clock-frequency = <I2C_BITRATE_FAST>;

	hts221@5f {
		compatible = "st,hts221";
		reg = <0x5f>;
		drdy-gpios = <&gpioa 2 GPIO_ACTIVE_HIGH>;
	};

	lps22hb-press@5d {
		compatible = "st,lps22hb-press";
		reg = <0x5d>;
	};

	vl53l0x@29 {
		compatible = "st,vl53l0x";
		reg = <0x29>;
	};
};

&i2c3 {
	pinctrl-0 = <&i2c3_scl_pa8 &i2c3_sda_pb4>;
	pinctrl-names = "default";
	status = "okay";
	clock-frequency = <I2C_BITRATE_FAST>;

	lp3943@60 {
		compatible = "ti,lp3943";
		reg = <0x60>;
	};
};

&rtc {
	clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>,
		 <&rcc STM32_SRC_LSI RTC_SEL(2)>;
	status = "okay";
};