1 /**
2 ****************************************************************************************
3 * @file gr55xx_hal_gpio.c
4 * @author BLE Driver Team
5 * @brief GPIO HAL module driver.
6 ****************************************************************************************
7 * @attention
8 #####Copyright (c) 2019 GOODIX
9 All rights reserved.
10
11 Redistribution and use in source and binary forms, with or without
12 modification, are permitted provided that the following conditions are met:
13 * Redistributions of source code must retain the above copyright
14 notice, this list of conditions and the following disclaimer.
15 * Redistributions in binary form must reproduce the above copyright
16 notice, this list of conditions and the following disclaimer in the
17 documentation and/or other materials provided with the distribution.
18 * Neither the name of GOODIX nor the names of its contributors may be used
19 to endorse or promote products derived from this software without
20 specific prior written permission.
21
22 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
23 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
26 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 POSSIBILITY OF SUCH DAMAGE.
33 ****************************************************************************************
34 */
35
36 /* Includes ------------------------------------------------------------------*/
37 #include "gr55xx_hal.h"
38 #include "gr55xx_rom_symbol.h"
39
40 #if defined(HAL_GPIO_MODULE_ENABLED) && (defined(GR5515_D) || defined(GR5515_E))
41
42 /* Private variables ---------------------------------------------------------*/
43
44 static hal_gpio_callback_t gpio_callback = {
45 .gpio_callback = hal_gpio_exti_callback,
46 };
47
48 /* Private function prototypes -----------------------------------------------*/
49
hal_gpio_init(gpio_regs_t * GPIOx,gpio_init_t * p_gpio_init)50 void hal_gpio_init(gpio_regs_t *GPIOx, gpio_init_t *p_gpio_init)
51 {
52 hal_gpio_register_callback(&gpio_callback);
53
54 GLOBAL_EXCEPTION_DISABLE();
55 hal_gpio_init_ext(GPIOx, p_gpio_init);
56 GLOBAL_EXCEPTION_ENABLE();
57 }
58
hal_gpio_deinit(gpio_regs_t * GPIOx,uint32_t gpio_pin)59 void hal_gpio_deinit(gpio_regs_t *GPIOx, uint32_t gpio_pin)
60 {
61 hal_gpio_register_callback(&gpio_callback);
62
63 GLOBAL_EXCEPTION_DISABLE();
64 hal_gpio_deinit_ext(GPIOx, gpio_pin);
65 GLOBAL_EXCEPTION_ENABLE();
66 }
67
hal_gpio_exti_callback(gpio_regs_t * GPIOx,uint16_t gpio_pin)68 __WEAK void hal_gpio_exti_callback(gpio_regs_t *GPIOx, uint16_t gpio_pin)
69 {
70 /* Prevent unused argument(s) compilation warning */
71 UNUSED(GPIOx);
72 UNUSED(gpio_pin);
73 }
74
75 #endif /* HAL_GPIO_MODULE_ENABLED */
76