boards/riscv/gd32vf103v_eval/gd32vf103v_eval.dts

/*
 * Copyright (c) 2021, Teslabs Engineering S.L.
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;

#include <gigadevice/gd32vf103Xb.dtsi>
#include "gd32vf103v_eval-pinctrl.dtsi"

/ {
	model = "GigaDevice GD32VF103V-EVAL";
	compatible = "gd,gd32vf103v-eval";

	chosen {
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,console = &usart0;
		zephyr,shell-uart = &usart0;
	};

	leds {
		compatible = "gpio-leds";
		led1: led1 {
			gpios = <&gpioc 0 GPIO_ACTIVE_HIGH>;
			label = "LED1";
		};
		led2: led2 {
			gpios = <&gpioc 2 GPIO_ACTIVE_HIGH>;
			label = "LED2";
		};
		led3: led3 {
			gpios = <&gpioe 0 GPIO_ACTIVE_HIGH>;
			label = "LED3";
		};
		led4: led4 {
			gpios = <&gpioe 1 GPIO_ACTIVE_HIGH>;
			label = "LED4";
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		key_cet: key_cet {
			label = "KEY_CET";
			gpios = <&gpioc 4 GPIO_ACTIVE_LOW>;
		};
		key_a: key_a {
			label = "KEY_A";
			gpios = <&gpioa 0 GPIO_ACTIVE_LOW>;
		};
		key_b: key_b {
			label = "KEY_B";
			gpios = <&gpioc 13 GPIO_ACTIVE_LOW>;
		};
		key_c: key_c {
			label = "KEY_C";
			gpios = <&gpiob 14 GPIO_ACTIVE_LOW>;
		};
		key_d: key_d {
			label = "KEY_D";
			gpios = <&gpioc 5 GPIO_ACTIVE_LOW>;
		};
	};

	pwmleds {
		compatible = "pwm-leds";

		/* NOTE: bridge TIMER0_CH0 (PA8) and LED1 (PC0) */
		pwm_led: pwm_led {
			pwms = <&pwm0 0 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
		};
	};

	aliases {
		led0 = &led1;
		led1 = &led2;
		sw0 = &key_cet;
		pwm-led0 = &pwm_led;
	};
};

&gpioa {
	status = "okay";
};

&gpiob {
	status = "okay";
};

&gpioc {
	status = "okay";
};

&gpioe {
	status = "okay";
};

&usart0 {
	status = "okay";
	current-speed = <115200>;
	pinctrl-0 = <&usart0_default>;
	pinctrl-names = "default";
};

&usart1 {
	status = "okay";
	current-speed = <115200>;
	pinctrl-0 = <&usart1_default>;
	pinctrl-names = "default";
};

&timer0 {
	status = "okay";
	prescaler = <128>;

	pwm0: pwm {
		status = "okay";
		pinctrl-0 = <&pwm0_default>;
		pinctrl-names = "default";
	};
};

&spi0 {
	status = "okay";
	pinctrl-0 = <&spi0_default>;
	pinctrl-names = "default";
	cs-gpios = <&gpioe 3 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;

	nor_flash: gd25q16@0 {
		compatible ="jedec,spi-nor";
		size = <0x1000000>;
		label = "GD25Q16";
		reg = <0>;
		spi-max-frequency = <4000000>;
		status = "okay";
		jedec-id = [c8 40 15];
	};
};