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/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-06-16 guohp1128 first version
*/
#ifndef __DRV_GPIO_H__
#define __DRV_GPIO_H__
#include <board.h>
#include <rtdevice.h>
#include <hal/nrf_gpio.h>
#include <drivers/include/nrfx_gpiote.h>
#define __NRF5X_PORT(port) NRF_P##port##_BASE
#define GET_PIN(PORTx,PIN) (rt_base_t)((32 * ( ((rt_base_t)__NRF5X_PORT(PORTx) - (rt_base_t)NRF_P0_BASE)/(0x0300UL) )) + PIN)
#define __NRF5X_PIN(index, gpio, gpio_index) \
{ \
index, NRF_P##gpio, gpio_index \
}
#define __NRF5X_PIN_RESERVE \
{ \
-1, 0, 0 \
}
/* nrf5x GPIO driver */
struct pin_index
{
int index;
NRF_GPIO_Type *gpio;//NRF_P0 or NRF_P1
uint32_t pin;
};
static void nrf5x_pin_write(rt_device_t dev, rt_base_t pin, rt_base_t value);
static int nrf5x_pin_read(rt_device_t dev, rt_base_t pin);
static void nrf5x_pin_mode(rt_device_t dev, rt_base_t pin, rt_base_t mode);
static rt_err_t nrf5x_pin_attach_irq(struct rt_device *device, rt_int32_t pin,
rt_uint32_t mode, void (*hdr)(void *args), void *args);
static rt_err_t nrf5x_pin_dettach_irq(struct rt_device *device, rt_int32_t pin);
static rt_err_t nrf5x_pin_irq_enable(struct rt_device *device, rt_base_t pin,
rt_uint32_t enabled);
int rt_hw_pin_init(void);
#endif /* __DRV_GPIO_H__ */
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