boards/wch/linkw/linkw.dts

/*
 * Copyright (c) 2024 MASSDRIVER EI (massdriver.space)
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;

#include <wch/ch32v208/ch32v208gbu.dtsi>
#include <zephyr/dt-bindings/gpio/gpio.h>
#include <zephyr/dt-bindings/input/input-event-codes.h>
#include "linkw-pinctrl.dtsi"

/ {
	model = "linkw";
	compatible = "wch,ch32v208";

	chosen {
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,console = &usart2;
		zephyr,shell-uart = &usart2;
	};

	leds {
		compatible = "gpio-leds";
		status = "okay";

		green_led: led0 {
			gpios = <&gpioc 7 GPIO_ACTIVE_LOW>;
		};

		blue_led: led1 {
			gpios = <&gpioc 9 GPIO_ACTIVE_LOW>;
		};
	};

	buttons {
		compatible = "gpio-keys";

		mode: sw0 {
			gpios = <&gpioa 4 GPIO_ACTIVE_LOW>;
			zephyr,code = <INPUT_KEY_0>;
		};

		boot: sw1 {
			gpios = <&gpiob 8 GPIO_ACTIVE_HIGH>;
			zephyr,code = <INPUT_KEY_1>;
		};
	};

	aliases {
		led0 = &blue_led;
		sw0 = &mode;
		watchdog0 = &iwdg;
	};
};

&clk_hse {
	clock-frequency = <DT_FREQ_M(32)>;
	status = "okay";
};

&pll {
	clocks = <&clk_hse>;
	status = "okay";
};

&rcc {
	clocks = <&pll>;
};

&exti {
	status = "okay";
};

&gpioa {
	status = "okay";
};

&gpioc {
	status = "okay";
};

&usart2 {
	status = "okay";
	current-speed = <115200>;
	pinctrl-0 = <&usart2_default>;
	pinctrl-names = "default";
};

&iwdg {
	status = "okay";
};