/* * SPDX-License-Identifier: MIT * * Copyright (C) 2023-2024 OpenMV, LLC. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * GPIO abstraction layer. */ #ifndef __OMV_GPIO_H__ #define __OMV_GPIO_H__ #include #include #include "omv_portconfig.h" // Config options are defined in ports so they can be used // directly to initialize peripherals without remapping them. typedef void (*omv_gpio_callback_t) (void *data); typedef struct _omv_gpio_irq_descr { bool enabled; void *data; omv_gpio_callback_t callback; #ifdef OMV_GPIO_IRQ_DESCR_PORT_BITS // Additional port-specific fields used internally. OMV_GPIO_IRQ_DESCR_PORT_BITS #endif } omv_gpio_irq_descr_t; void omv_gpio_init0(void); void omv_gpio_config(omv_gpio_t pin, uint32_t mode, uint32_t pull, uint32_t speed, uint32_t af); void omv_gpio_deinit(omv_gpio_t pin); bool omv_gpio_read(omv_gpio_t pin); void omv_gpio_write(omv_gpio_t pin, bool value); void omv_gpio_irq_register(omv_gpio_t pin, omv_gpio_callback_t callback, void *data); void omv_gpio_irq_enable(omv_gpio_t pin, bool enable); void omv_gpio_clock_enable(omv_gpio_t pin, bool enable); #endif // __OMV_GPIO_H__