| |
| |
| |
| |
|
|
| #ifndef FIRMWARE_HAL_GPIO_H |
| #define FIRMWARE_HAL_GPIO_H |
|
|
| #include "../common/types.h" |
| #include "../common/platform.h" |
|
|
| typedef enum { |
| GPIO_DIR_INPUT = 0, |
| GPIO_DIR_OUTPUT = 1 |
| } gpio_dir_t; |
|
|
| typedef enum { |
| GPIO_IRQ_EDGE_NONE = 0, |
| GPIO_IRQ_EDGE_RISING = 1, |
| GPIO_IRQ_EDGE_FALLING = 2, |
| GPIO_IRQ_EDGE_BOTH = 3, |
| GPIO_IRQ_LEVEL_HIGH = 4, |
| GPIO_IRQ_LEVEL_LOW = 5 |
| } gpio_irq_edge_t; |
|
|
| typedef struct { |
| hw_reg32_t base; |
| uint8_t bank; |
| } gpio_dev_t; |
|
|
| void gpio_init(gpio_dev_t *dev, uint8_t bank); |
| void gpio_set_dir(gpio_dev_t *dev, uint8_t pin, gpio_dir_t dir); |
| void gpio_set_output(gpio_dev_t *dev, uint8_t pin); |
| void gpio_set_input(gpio_dev_t *dev, uint8_t pin); |
| void gpio_write(gpio_dev_t *dev, uint8_t pin, int value); |
| int gpio_read(gpio_dev_t *dev, uint8_t pin); |
| void gpio_toggle(gpio_dev_t *dev, uint8_t pin); |
| void gpio_set_irq_edge(gpio_dev_t *dev, uint8_t pin, gpio_irq_edge_t edge); |
| void gpio_clear_irq(gpio_dev_t *dev, uint8_t pin); |
| uint32_t gpio_get_irq_status(gpio_dev_t *dev); |
|
|
| #endif |
|
|
