mirror of
https://github.com/openharmony/drivers_adapter.git
synced 2026-08-27 22:59:56 -04:00
haizhouyang
77 lines
2.9 KiB
C
77 lines
2.9 KiB
C
/*
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* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef GPIO_USER_H
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#define GPIO_USER_H
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#include "fcntl.h"
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#include "hdf_base.h"
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#include "sys/ioctl.h"
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#define PL061_GPIO_USER_SUPPORT
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int32_t GpioAddVfs(uint16_t bitNum);
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void GpioRemoveVfs(void);
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typedef void (*irq_func)(unsigned int irq, void *data);
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typedef struct GpioBitInfo {
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unsigned int groupnumber;
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unsigned int bitnumber;
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unsigned char value;
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#define GPIO_VALUE_HIGH 1
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#define GPIO_VALUE_LOW 0
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unsigned char direction;
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#define GPIO_DIRECTION_IN 0
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#define GPIO_DIRECTION_IN_OUT 1
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unsigned char irq_status;
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unsigned char irq_enable;
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#define GPIO_IRQ_ENABLE 1
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#define GPIO_IRQ_DISABLE 0
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irq_func irq_handler;
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unsigned int irq_type;
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#define IRQ_TYPE_NONE 0x00000000
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#define IRQ_TYPE_EDGE_RISING 0x00000001
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#define IRQ_TYPE_EDGE_FALLING 0x00000002
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#define IRQ_TYPE_EDGE_BOTH (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING)
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#define IRQ_TYPE_LEVEL_HIGH 0x00000004
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#define IRQ_TYPE_LEVEL_LOW 0x00000008
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#define IRQ_TYPE_LEVEL_MASK (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH)
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void *data;
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} gpio_groupbit_info;
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#define GPIO_SET_DIR _IOWR('w', 4, gpio_groupbit_info)
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#define GPIO_GET_DIR _IOWR('r', 5, gpio_groupbit_info)
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#define GPIO_READ_BIT _IOWR('r', 6, gpio_groupbit_info)
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#define GPIO_WRITE_BIT _IOWR('w', 7, gpio_groupbit_info)
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#endif
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