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#ifndef __SAM3X8E_GPIO_H
#define __SAM3X8E_GPIO_H

#include <stdint.h>

void gpio_peripheral(char bank, uint32_t bit, char ptype, uint32_t pull_up);

struct gpio_out {
    void *regs;
    uint32_t bit;
};
struct gpio_out gpio_out_setup(uint8_t pin, uint8_t val);
void gpio_out_toggle(struct gpio_out g);
void gpio_out_write(struct gpio_out g, uint8_t val);

struct gpio_in {
    void *regs;
    uint32_t bit;
};
struct gpio_in gpio_in_setup(uint8_t pin, int8_t pull_up);
uint8_t gpio_in_read(struct gpio_in g);

#endif // gpio.h