boards/arduino/opta/arduino_opta-common.dtsi

/*
 * Copyright (c) 2023 Felipe Neves
 * Copyright (c) 2024 DNDG srl
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/ {
	leds {
		compatible = "gpio-leds";

		status_led_1: led_1 {
			gpios = <&gpioi 0 GPIO_ACTIVE_HIGH>;
		};
		status_led_2: led_2 {
			gpios = <&gpioi 1 GPIO_ACTIVE_HIGH>;
		};
		status_led_3: led_3 {
			gpios = <&gpioi 3 GPIO_ACTIVE_HIGH>;
		};
		status_led_4: led_4 {
			gpios = <&gpioh 15 GPIO_ACTIVE_HIGH>;
		};
		led_reset: led_g {
			gpios = <&gpioh 12 GPIO_ACTIVE_HIGH>;
		};
		led_reset_red: led_r {
			gpios = <&gpioh 11 GPIO_ACTIVE_HIGH>;
		};
		led_user: led_b {
			gpios = <&gpioe 5 GPIO_ACTIVE_HIGH>;
		};
	};

	relays {
		compatible = "gpio-power-switches";

		output_d0: d0 {
			gpios = <&gpioi 6 GPIO_ACTIVE_HIGH>;
		};
		output_d1: d1 {
			gpios = <&gpioi 5 GPIO_ACTIVE_HIGH>;
		};
		output_d2: d2 {
			gpios = <&gpioi 7 GPIO_ACTIVE_HIGH>;
		};
		output_d3: d3 {
			gpios = <&gpioi 4 GPIO_ACTIVE_HIGH>;
		};
	};

	gpio_keys {
		compatible = "gpio-keys";

		user_button: button {
			gpios = <&gpioe 4 GPIO_ACTIVE_HIGH>;
			zephyr,code = <INPUT_KEY_WAKEUP>;
		};
	};

	aliases {
		sw0 = &user_button;
		led0 = &status_led_1;
		led1 = &status_led_2;
		led2 = &status_led_3;
		led3 = &status_led_4;
		relay1 = &output_d0;
		relay2 = &output_d1;
		relay3 = &output_d2;
		relay4 = &output_d3;
	};
};

&rcc {
	d1cpre = <1>;
	hpre = <2>;
	d1ppre = <2>;
	d2ppre1 = <2>;
	d2ppre2 = <2>;
	d3ppre = <2>;
};

&rtc {
	status = "okay";
};

&mailbox {
	status = "okay";
};

&rng {
	status = "okay";
};

&usart3 {
	pinctrl-0 = <&usart3_tx_pb10 &usart3_rx_pb11 &usart3_cts_pb13 &usart3_de_pb14>;
	pinctrl-names = "default";
	current-speed = <115200>;
	/* The RS485 is often used with the ModBus protocol. */
	modbus0 {
		compatible = "zephyr,modbus-serial";
		de-gpios = <&gpiob 14 GPIO_ACTIVE_HIGH>;
		re-gpios = <&gpiob 13 GPIO_ACTIVE_LOW>;
	};
};

&adc1 {
	pinctrl-0 = <&adc1_inp0_pa0_c &adc1_inp6_pf12>;
	pinctrl-names = "default";
	st,adc-clock-source = <SYNC>;
	st,adc-prescaler = <4>;
	vref-mv = <10000>;

	#address-cells = <1>;
	#size-cells = <0>;

	a0: channel@0 {
		reg = <0>;
		zephyr,gain = "ADC_GAIN_1";
		zephyr,reference = "ADC_REF_INTERNAL";
		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
		zephyr,resolution = <16>;
	};

	a2: channel@6 {
		reg = <6>;
		zephyr,gain = "ADC_GAIN_1";
		zephyr,reference = "ADC_REF_INTERNAL";
		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
		zephyr,resolution = <16>;
	};

};

&adc2 {
	pinctrl-0 = <&adc2_inp9_pb0>;
	pinctrl-names = "default";
	st,adc-clock-source = <SYNC>;
	st,adc-prescaler = <4>;
	vref-mv = <10000>;

	#address-cells = <1>;
	#size-cells = <0>;

	a3: channel@9 {
		reg = <9>;
		zephyr,gain = "ADC_GAIN_1";
		zephyr,reference = "ADC_REF_INTERNAL";
		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
		zephyr,resolution = <16>;
	};
};

&adc3 {
	pinctrl-0 = <&adc3_inp6_pf10 &adc3_inp7_pf8 &adc3_inp8_pf6 &adc3_inp9_pf4 &adc3_inp0_pc2_c>;
	pinctrl-names = "default";
	st,adc-clock-source = <SYNC>;
	st,adc-prescaler = <4>;
	vref-mv = <10000>;

	#address-cells = <1>;
	#size-cells = <0>;

	a1: channel@0 {
		reg = <0>;
		zephyr,gain = "ADC_GAIN_1";
		zephyr,reference = "ADC_REF_INTERNAL";
		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
		zephyr,resolution = <16>;
	};

	a4: channel@6 {
		reg = <6>;
		zephyr,gain = "ADC_GAIN_1";
		zephyr,reference = "ADC_REF_INTERNAL";
		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
		zephyr,resolution = <16>;
	};

	a5: channel@7 {
		reg = <7>;
		zephyr,gain = "ADC_GAIN_1";
		zephyr,reference = "ADC_REF_INTERNAL";
		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
		zephyr,resolution = <16>;
	};

	a6: channel@8 {
		reg = <8>;
		zephyr,gain = "ADC_GAIN_1";
		zephyr,reference = "ADC_REF_INTERNAL";
		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
		zephyr,resolution = <16>;
	};

	a7: channel@9 {
		reg = <9>;
		zephyr,gain = "ADC_GAIN_1";
		zephyr,reference = "ADC_REF_INTERNAL";
		zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
		zephyr,resolution = <16>;
	};
};