103 lines
3.1 KiB
C
103 lines
3.1 KiB
C
/*
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* @copyright (c) 2023-2024, MR Development Team
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*
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* @license SPDX-License-Identifier: Apache-2.0
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*
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* @date 2023-11-08 MacRsh First version
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*/
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#ifndef _MR_PIN_H_
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#define _MR_PIN_H_
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#include "include/mr_api.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#ifdef MR_USING_PIN
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/**
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* @addtogroup PIN
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* @{
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*/
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/**
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* @brief PIN mode.
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*/
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#define MR_PIN_MODE_NONE (0) /**< No mode */
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#define MR_PIN_MODE_OUTPUT (1) /**< Output push-pull mode */
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#define MR_PIN_MODE_OUTPUT_OD (2) /**< Output open-drain mode */
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#define MR_PIN_MODE_INPUT (3) /**< Input mode */
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#define MR_PIN_MODE_INPUT_DOWN (4) /**< Input pull-down mode */
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#define MR_PIN_MODE_INPUT_UP (5) /**< Input pull-up mode */
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/**
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* @brief PIN mode-interrupt.
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*/
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#define MR_PIN_MODE_IRQ_RISING (6) /**< Interrupt rising edge mode */
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#define MR_PIN_MODE_IRQ_FALLING (7) /**< Interrupt falling edge mode */
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#define MR_PIN_MODE_IRQ_EDGE (8) /**< Interrupt edge mode */
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#define MR_PIN_MODE_IRQ_LOW (9) /**< Interrupt low level mode */
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#define MR_PIN_MODE_IRQ_HIGH (10) /**< Interrupt high level mode */
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/**
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* @brief PIN configuration structure.
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*/
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struct mr_pin_config
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{
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int mode; /**< Mode */
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};
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/**
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* @brief PIN control command.
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*/
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#define MR_IOC_PIN_SET_NUMBER MR_IOC_SPOS /**< Set pin number command */
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#define MR_IOC_PIN_SET_MODE MR_IOC_SCFG /**< Set pin mode command */
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#define MR_IOC_PIN_SET_EXTI_CALL MR_IOC_SRCB /**< Set pin exti callback command */
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#define MR_IOC_PIN_GET_NUMBER MR_IOC_GPOS /**< Get pin number command */
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#define MR_IOC_PIN_GET_MODE MR_IOC_GCFG /**< Get pin mode command */
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#define MR_IOC_PIN_GET_EXTI_CALL MR_IOC_GRCB /**< Get pin exti callback command */
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/**
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* @brief PIN data type.
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*/
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typedef uint8_t mr_pin_data_t; /**< PIN read/write data type */
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/**
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* @brief PIN ISR events.
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*/
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#define MR_ISR_PIN_EXTI_INT (MR_ISR_RD | (0x01)) /**< Exti interrupt event */
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/**
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* @brief PIN structure.
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*/
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struct mr_pin
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{
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struct mr_dev dev; /**< Device */
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uint32_t pins[32]; /**< Pins */
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};
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/**
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* @brief PIN operations structure.
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*/
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struct mr_pin_ops
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{
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int (*configure)(struct mr_pin *pin, int number, int mode);
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int (*read)(struct mr_pin *pin, int number, uint8_t *value);
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int (*write)(struct mr_pin *pin, int number, uint8_t value);
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};
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int mr_pin_register(struct mr_pin *pin, const char *path, struct mr_drv *drv);
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/** @} */
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#endif /* MR_USING_PIN */
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* _MR_PIN_H_ */
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