81 lines
2.2 KiB
C
81 lines
2.2 KiB
C
/*
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* Copyright (c) 2006-2022, 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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* 2021-08-20 BruceOu the 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 <rtthread.h>
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#include <rtdevice.h>
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#include <board.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined SOC_SERIES_GD32F10x
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#include "gd32f10x_gpio.h"
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#elif defined SOC_SERIES_GD32F20x
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#include "gd32f20x_gpio.h"
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#elif defined SOC_SERIES_GD32F30x
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#include "gd32f30x_gpio.h"
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#elif defined SOC_SERIES_GD32F4xx
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#include "gd32f4xx_gpio.h"
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#endif
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#define __GD32_PORT(port) GPIO##port
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#if defined SOC_SERIES_GD32F4xx
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#define GD32_PIN(index, port, pin) {index, RCU_GPIO##port, \
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GPIO##port, GPIO_PIN_##pin, \
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EXTI_SOURCE_GPIO##port, \
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EXTI_SOURCE_PIN##pin}
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#else
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#define GD32_PIN(index, port, pin) {index, RCU_GPIO##port, \
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GPIO##port, GPIO_PIN_##pin, \
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GPIO_PORT_SOURCE_GPIO##port, \
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GPIO_PIN_SOURCE_##pin}
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#endif
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#define GD32_PIN_DEFAULT {-1, (rcu_periph_enum)0, 0, 0, 0, 0}
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#define GET_PIN(PORTx,PIN) (rt_base_t)((16 * ( ((rt_base_t)__GD32_PORT(PORTx) - (rt_base_t)GPIO_BASE)/(0x0400UL) )) + PIN)
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#define PIN_NUM(port, no) (((((port)&0xFu) << 4) | ((no)&0xFu)))
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#define PIN_PORT(pin) ((uint8_t)(((pin) >> 4) & 0xFu))
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#define PIN_NO(pin) ((uint8_t)((pin)&0xFu))
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#define PIN_GDPORT(pin) (GPIO_BASE + (0x400u * PIN_PORT(pin))) /* gpio_periph GPIOA~GPIOG */
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#define PIN_GDPIN(pin) ((uint16_t)(1u << PIN_NO(pin))) /* GPIO_PIN_0~GPIO_PIN_15 */
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#define PIN_GDRCU(pin) RCU_REGIDX_BIT(APB2EN_REG_OFFSET, PIN_PORT(pin) + 2) /* pin gpio外设时钟 */
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struct pin_index
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{
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rt_int16_t index;
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rcu_periph_enum clk;
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rt_uint32_t gpio_periph;
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rt_uint32_t pin;
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rt_uint8_t port_src;
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rt_uint8_t pin_src;
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};
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struct pin_irq_map
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{
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rt_uint16_t pinbit;
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IRQn_Type irqno;
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};
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#ifdef __cplusplus
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}
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#endif
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#endif /* __DRV_GPIO_H__ */
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