/* SPDX-License-Identifier: GPL-2.0-only OR BSD-3-Clause */
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/******************************************************************************
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*
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* This file is provided under a dual license. When you use or
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* distribute this software, you may choose to be licensed under
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* version 2 of the GNU General Public License ("GPLv2 License")
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* or BSD License.
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*
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* GPLv2 License
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*
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* Copyright(C) 2019 MediaTek Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See http://www.gnu.org/licenses/gpl-2.0.html for more details.
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*
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* BSD LICENSE
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*
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* Copyright(C) 2019 MediaTek Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written 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
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*****************************************************************************/
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///////////////////////////////////////////////////////////////////////////////////////////////////
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///
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/// @file mdrv_gpio.h
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/// @brief GPIO Driver Interface
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/// @author MStar Semiconductor Inc.
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///////////////////////////////////////////////////////////////////////////////////////////////////
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#ifndef _DRV_GPIO_H_
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#define _DRV_GPIO_H_
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#include <asm/types.h>
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#include "mdrv_types.h"
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#include "mdrv_gpio_io.h"
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#include <linux/interrupt.h>
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//-------------------------------------------------------------------------------------------------
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// Driver Capability
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//-------------------------------------------------------------------------------------------------
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//-------------------------------------------------------------------------------------------------
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// Type and Structure
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//-------------------------------------------------------------------------------------------------
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//-------------------------------------------------------------------------------------------------
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// Macro and Define
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//-------------------------------------------------------------------------------------------------
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//-------------------------------------------------------------------------------------------------
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// Function and Variable
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//-------------------------------------------------------------------------------------------------
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void MDrv_GPIO_Init(void);
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void MDrv_GPIO_WriteRegBit(U32 u32Reg, U8 u8Enable, U8 u8BitMsk);
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void MDrv_GPIO_Pad_Set(U32 u32IndexGPIO);
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void MDrv_GPIO_Pad_Oen(U32 u32IndexGPIO);
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void MDrv_GPIO_Pad_Odn(U32 u32IndexGPIO);
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U8 MDrv_GPIO_Pad_Read(U32 u32IndexGPIO);
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U8 MDrv_GPIO_Pad_InOut(U32 u32IndexGPIO);
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void MDrv_GPIO_Pull_High(U32 u32IndexGPIO);
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void MDrv_GPIO_Pull_Low(U32 u32IndexGPIO);
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void MDrv_GPIO_Set_High(U32 u32IndexGPIO);
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void MDrv_GPIO_Set_Low(U32 u32IndexGPIO);
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void MDrv_GPIO_Set_Input(U32 u32IndexGPIO);
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#ifdef CONFIG_EXT_INTERRUPT_SUPPORT
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/*Mstar_Gpio_Irq_Attach API export to Utopia for debug*/
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void Mstar_Gpio_Irq_Attach(int gpio_num, unsigned long irqflags,void* ptr);
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int request_gpio_irq(int gpio_num, irq_handler_t handler, unsigned long irqflags, void *dev_id);
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int free_gpio_irq(int gpio_num, void *dev_id);
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#endif
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#endif // _DRV_GPIO_H_
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