bl_iot_sdk/components/hal_drv/bl602_hal/hal_gpio.h
2020-10-26 20:35:25 +08:00

48 lines
2.4 KiB
C

/*
* Copyright (c) 2020 Bouffalolab.
*
* This file is part of
* *** Bouffalolab Software Dev Kit ***
* (see www.bouffalolab.com).
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of Bouffalo Lab nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __HAL_GPIO_H__
#define __HAL_GPIO_H__
typedef enum {
GPIO_INT_TRIG_NEG_PULSE, /*!< GPIO negedge pulse trigger interrupt */
GPIO_INT_TRIG_POS_PULSE, /*!< GPIO posedge pulse trigger interrupt */
GPIO_INT_TRIG_NEG_LEVEL, /*!< GPIO negedge level trigger interrupt (32k 3T) */
GPIO_INT_TRIG_POS_LEVEL, /*!< GPIO posedge level trigger interrupt (32k 3T) */
} hal_gpio_int_trig_type;
typedef enum {
GPIO_INT_CONTROL_SYNC, /*!< GPIO interrupt sync mode */
GPIO_INT_CONTROL_ASYNC, /*!< GPIO interrupt async mode */
} hal_gpio_int_ctl_type;
int hal_gpio_register_handler(void *func, int gpioPin, int intCtrlMod, int intTrgMod, void *arg);
int hal_gpio_init_from_dts(uint32_t fdt, uint32_t dtb_offset);
#endif