#include <zephyr/kernel.h>
#include <zephyr/sys/printk.h>
#include <zephyr/drivers/gpio.h>

static const struct gpio_dt_spec led = GPIO_DT_SPEC_GET(DT_ALIAS(led0), gpios);

#define STACKSIZE 1024
#define PRIORITY 7

void blink_thread(void *p1, void *p2, void *p3) {
	int ret;

	if (!gpio_is_ready_dt(&led)) {
		printk("Error: LED device %s is not ready\n", led.port->name);
		return;
	}

	ret = gpio_pin_configure_dt(&led, GPIO_OUTPUT_INACTIVE);
	if (ret < 0) {
		printk("Error %d: failed to configure LED pin\n", ret);
		return;
	}

	while (1) {
		printk("LED ON\n");
		gpio_pin_set_dt(&led, 1);
		k_msleep(500);

		printk("LED OFF\n");
		gpio_pin_set_dt(&led, 0);
		k_msleep(500);
	}
}

K_THREAD_DEFINE(blink_thread_id, STACKSIZE, blink_thread, NULL, NULL, NULL, PRIORITY, 0, 0);

int main(void) {
	printk("Blinky starting (main thread)...\n");
	return 0;
}