1 /*
2  * Copyright (c) 2006-2025, RT-Thread Development Team
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Change Logs:
7  * Date           Author            Notes
8  * 2021-08-20     BruceOu           the first version
9  */
10 
11 #ifndef __DRV_GPIO_H__
12 #define __DRV_GPIO_H__
13 
14 #include <rtthread.h>
15 #include <rtdevice.h>
16 #include <board.h>
17 
18 #ifdef __cplusplus
19 extern "C" {
20 #endif
21 
22 #if defined SOC_SERIES_GD32F10x
23 #include "gd32f10x_gpio.h"
24 #elif defined SOC_SERIES_GD32F20x
25 #include "gd32f20x_gpio.h"
26 #elif defined SOC_SERIES_GD32F30x
27 #include "gd32f30x_gpio.h"
28 #elif defined SOC_SERIES_GD32F4xx
29 #include "gd32f4xx_gpio.h"
30 #elif defined SOC_SERIES_GD32H7xx
31 #include "gd32h7xx_gpio.h"
32 #elif defined SOC_SERIES_GD32E50x
33 #include "gd32e50x_gpio.h"
34 #elif defined SOC_SERIES_GD32F5xx
35 #include "gd32f5xx_gpio.h"
36 #elif defined SOC_SERIES_GD32E23x
37 #include "gd32e23x_gpio.h"
38 #endif
39 
40 #define __GD32_PORT(port)  GPIO##port
41 
42 #if defined SOC_SERIES_GD32F4xx || defined SOC_SERIES_GD32H7xx || defined SOC_SERIES_GD32F5xx || defined SOC_SERIES_GD32E23x
43 #define GD32_PIN(index, port, pin) {index, RCU_GPIO##port,      \
44                                     GPIO##port, GPIO_PIN_##pin, \
45                                     EXTI_SOURCE_GPIO##port,     \
46                                     EXTI_SOURCE_PIN##pin}
47 #else
48 #define GD32_PIN(index, port, pin) {index, RCU_GPIO##port,        \
49                                     GPIO##port, GPIO_PIN_##pin,   \
50                                     GPIO_PORT_SOURCE_GPIO##port,  \
51                                     GPIO_PIN_SOURCE_##pin}
52 
53 #endif
54 
55 #define GD32_PIN_DEFAULT            {-1, (rcu_periph_enum)0, 0, 0, 0, 0}
56 
57 #define GET_PIN(PORTx,PIN) (rt_base_t)((16 * ( ((rt_base_t)__GD32_PORT(PORTx) - (rt_base_t)GPIO_BASE)/(0x0400UL) )) + PIN)
58 
59 #define PIN_PORT(pin) ((uint8_t)(((pin) >> 4) & 0xFu))
60 #define PIN_NO(pin) ((uint8_t)((pin) & 0xFu))
61 
62 #define PIN_GDPORT(pin) (GPIO_BASE + (0x400u * PIN_PORT(pin)))
63 #define PIN_GDPIN(pin) ((uint16_t)(1u << PIN_NO(pin)))
64 
65 struct pin_index
66 {
67     rt_int16_t index;
68     rcu_periph_enum clk;
69     rt_uint32_t gpio_periph;
70     rt_uint32_t pin;
71     rt_uint8_t port_src;
72     rt_uint8_t pin_src;
73 };
74 
75 struct pin_irq_map
76 {
77     rt_uint16_t pinbit;
78     IRQn_Type irqno;
79 };
80 
81 #ifdef __cplusplus
82 }
83 #endif
84 
85 #endif /* __DRV_GPIO_H__ */
86 
87