source: svn/newcon3bcm2_21bu/nexus/modules/gpio/7552/include/nexus_gpio_init.h

/***************************************************************************
 *     (c)2007-2010 Broadcom Corporation
 *  
 *  This program is the proprietary software of Broadcom Corporation and/or its licensors,
 *  and may only be used, duplicated, modified or distributed pursuant to the terms and
 *  conditions of a separate, written license agreement executed between you and Broadcom
 *  (an "Authorized License").  Except as set forth in an Authorized License, Broadcom grants
 *  no license (express or implied), right to use, or waiver of any kind with respect to the
 *  Software, and Broadcom expressly reserves all rights in and to the Software and all
 *  intellectual property rights therein.  IF YOU HAVE NO AUTHORIZED LICENSE, THEN YOU
 *  HAVE NO RIGHT TO USE THIS SOFTWARE IN ANY WAY, AND SHOULD IMMEDIATELY
 *  NOTIFY BROADCOM AND DISCONTINUE ALL USE OF THE SOFTWARE.  
 *   
 *  Except as expressly set forth in the Authorized License,
 *   
 *  1.     This program, including its structure, sequence and organization, constitutes the valuable trade
 *  secrets of Broadcom, and you shall use all reasonable efforts to protect the confidentiality thereof,
 *  and to use this information only in connection with your use of Broadcom integrated circuit products.
 *   
 *  2.     TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" 
 *  AND WITH ALL FAULTS AND BROADCOM MAKES NO PROMISES, REPRESENTATIONS OR 
 *  WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT TO 
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 *  LICENSORS BE LIABLE FOR (i) CONSEQUENTIAL, INCIDENTAL, SPECIAL, INDIRECT, OR 
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 * 
 * $brcm_Workfile: nexus_gpio_init.h $
 * $brcm_Revision: 4 $
 * $brcm_Date: 7/14/10 10:33a $
 *
 * Module Description:
 *
 * Revision History:
 *
 * $brcm_Log: /nexus/modules/gpio/7400/include/nexus_gpio_init.h $
 * 
 * 4   7/14/10 10:33a erickson
 * SW7405-4621: replace nexus_base.h with nexus_types.h
 * 
 * 3   1/23/08 8:36p vobadm
 * PR35457: update docs
 * 
 * 2   1/23/08 5:16p erickson
 * PR35457: update docs
 *
 * 1   1/18/08 2:21p jgarrett
 * PR 38808: Merging to main branch
 *
 * Nexus_Devel/2   11/28/07 2:11p erickson
 * PR35457: doc update
 *
 * Nexus_Devel/1   11/20/07 1:28p erickson
 * PR37423: added uart, gpio, spi modules
 *
 **************************************************************************/
#ifndef NEXUS_GPIO_INIT_H__
#define NEXUS_GPIO_INIT_H__

/*=========================================
The Gpio module provides an Interface to set the value of GPIO output pins
and monitor any change in GPIO input pins.

It provides a single interface of the same name. See NEXUS_Gpio_Open.
===========================================*/

#include "nexus_types.h"

#ifdef __cplusplus
extern "C" {
#endif

/**
Summary:
Settings used to configure the Gpio module.

Description:

See Also:
NEXUS_GpioModule_GetDefaultSettings
NEXUS_GpioModule_Init
**/
typedef struct NEXUS_GpioModuleSettings
{
    int dummy; /* There are no members at this time. */
} NEXUS_GpioModuleSettings;

/**
Summary:
Get default settings for the structure.

Description:
This is required in order to make application code resilient to the addition of new strucutre members in the future.

See Also:
NEXUS_GpioModule_Init
**/
void NEXUS_GpioModule_GetDefaultSettings(
    NEXUS_GpioModuleSettings *pSettings /* [out] */
    );

/**
Summary:
Initialize the Gpio module.

Description:
This is called by the NEXUS Platform when the system is initialized.

See Also:
NEXUS_GpioModule_Uninit
NEXUS_Gpio_Open - open Interface for Gpio
**/
NEXUS_ModuleHandle NEXUS_GpioModule_Init(
    const NEXUS_GpioModuleSettings *pSettings
    );

/**
Summary:
Uninitialize the Gpio module.

Description:
This is called by the NEXUS Platform when the system is uninitialized.

See Also:
NEXUS_GpioModule_Init
**/
void NEXUS_GpioModule_Uninit(void);

#ifdef __cplusplus
}
#endif

#endif