53 lines
1.8 KiB
C
53 lines
1.8 KiB
C
/*
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* Copyright (c) 2006-2021, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2020-06-16 guohp1128 first version
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*/
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#ifndef __DRV_GPIO_H__
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#define __DRV_GPIO_H__
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#include <board.h>
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#include <rtdevice.h>
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#include <hal/nrf_gpio.h>
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#include <drivers/include/nrfx_gpiote.h>
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#define __NRF5X_PORT(port) NRF_P##port##_BASE
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#define GET_PIN(PORTx,PIN) (rt_base_t)((32 * ( ((rt_base_t)__NRF5X_PORT(PORTx) - (rt_base_t)NRF_P0_BASE)/(0x0300UL) )) + PIN)
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#define __NRF5X_PIN(index, gpio, gpio_index) \
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{ \
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index, NRF_P##gpio, gpio_index \
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}
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#define __NRF5X_PIN_RESERVE \
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{ \
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-1, 0, 0 \
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}
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/* nrf5x GPIO driver */
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struct pin_index
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{
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int index;
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NRF_GPIO_Type *gpio;//NRF_P0 or NRF_P1
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uint32_t pin;
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};
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static void nrf5x_pin_write(rt_device_t dev, rt_base_t pin, rt_base_t value);
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static int nrf5x_pin_read(rt_device_t dev, rt_base_t pin);
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static void nrf5x_pin_mode(rt_device_t dev, rt_base_t pin, rt_base_t mode);
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static rt_err_t nrf5x_pin_attach_irq(struct rt_device *device, rt_int32_t pin,
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rt_uint32_t mode, void (*hdr)(void *args), void *args);
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static rt_err_t nrf5x_pin_dettach_irq(struct rt_device *device, rt_int32_t pin);
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static rt_err_t nrf5x_pin_irq_enable(struct rt_device *device, rt_base_t pin,
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rt_uint32_t enabled);
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int rt_hw_pin_init(void);
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#endif /* __DRV_GPIO_H__ */
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