Subversion Repositories openrisc_2011-10-31

//*****************************************************************************

//

// hw_gpio.h - Defines and Macros for GPIO hardware.

//

// Copyright (c) 2005-2008 Luminary Micro, Inc.  All rights reserved.

// 

// Software License Agreement

// 

// Luminary Micro, Inc. (LMI) is supplying this software for use solely and

// exclusively on LMI's microcontroller products.

// 

// The software is owned by LMI and/or its suppliers, and is protected under

// applicable copyright laws.  All rights are reserved.  You may not combine

// this software with "viral" open-source software in order to form a larger

// program.  Any use in violation of the foregoing restrictions may subject

// the user to criminal sanctions under applicable laws, as well as to civil

// liability for the breach of the terms and conditions of this license.

// 

// THIS SOFTWARE IS PROVIDED "AS IS".  NO WARRANTIES, WHETHER EXPRESS, IMPLIED

// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF

// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.

// LMI SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR

// CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.

// 

// This is part of revision 2523 of the Stellaris Peripheral Driver Library.

//

//*****************************************************************************

#ifndef __HW_GPIO_H__

#define __HW_GPIO_H__

//*****************************************************************************

//

// The following are defines for the GPIO Register offsets.

//

//*****************************************************************************

#define GPIO_O_DATA             0x00000000  // Data register.

#define GPIO_O_DIR              0x00000400  // Data direction register.

#define GPIO_O_IS               0x00000404  // Interrupt sense register.

#define GPIO_O_IBE              0x00000408  // Interrupt both edges register.

#define GPIO_O_IEV              0x0000040C  // Interrupt event register.

#define GPIO_O_IM               0x00000410  // Interrupt mask register.

#define GPIO_O_RIS              0x00000414  // Raw interrupt status register.

#define GPIO_O_MIS              0x00000418  // Masked interrupt status reg.

#define GPIO_O_ICR              0x0000041C  // Interrupt clear register.

#define GPIO_O_AFSEL            0x00000420  // Mode control select register.

#define GPIO_O_DR2R             0x00000500  // 2ma drive select register.

#define GPIO_O_DR4R             0x00000504  // 4ma drive select register.

#define GPIO_O_DR8R             0x00000508  // 8ma drive select register.

#define GPIO_O_ODR              0x0000050C  // Open drain select register.

#define GPIO_O_PUR              0x00000510  // Pull up select register.

#define GPIO_O_PDR              0x00000514  // Pull down select register.

#define GPIO_O_SLR              0x00000518  // Slew rate control enable reg.

#define GPIO_O_DEN              0x0000051C  // Digital input enable register.

#define GPIO_O_LOCK             0x00000520  // Lock register.

#define GPIO_O_CR               0x00000524  // Commit register.

#define GPIO_O_AMSEL            0x00000528  // GPIO Analog Mode Select

//*****************************************************************************

//

// The following are defines for the bit fields in the GPIO_LOCK register.

//

//*****************************************************************************

#define GPIO_LOCK_M             0xFFFFFFFF  // GPIO Lock.

#define GPIO_LOCK_UNLOCKED      0x00000000  // GPIO_CR register is unlocked

#define GPIO_LOCK_LOCKED        0x00000001  // GPIO_CR register is locked

#define GPIO_LOCK_KEY           0x1ACCE551  // Unlocks the GPIO_CR register

#define GPIO_LOCK_KEY_DD        0x4C4F434B  // Unlocks the GPIO_CR register on

                                            // DustDevil-class devices and

                                            // later.

//*****************************************************************************

//

// The following definitions are deprecated.

//

//*****************************************************************************

#ifndef DEPRECATED

//*****************************************************************************

//

// The following are deprecated defines for the GPIO Register offsets.

//

//*****************************************************************************

#define GPIO_O_PeriphID4        0x00000FD0

#define GPIO_O_PeriphID5        0x00000FD4

#define GPIO_O_PeriphID6        0x00000FD8

#define GPIO_O_PeriphID7        0x00000FDC

#define GPIO_O_PeriphID0        0x00000FE0

#define GPIO_O_PeriphID1        0x00000FE4

#define GPIO_O_PeriphID2        0x00000FE8

#define GPIO_O_PeriphID3        0x00000FEC

#define GPIO_O_PCellID0         0x00000FF0

#define GPIO_O_PCellID1         0x00000FF4

#define GPIO_O_PCellID2         0x00000FF8

#define GPIO_O_PCellID3         0x00000FFC

//*****************************************************************************

//

// The following are deprecated defines for the GPIO Register reset values.

//

//*****************************************************************************

#define GPIO_RV_DEN             0x000000FF  // Digital input enable reg RV.

#define GPIO_RV_PUR             0x000000FF  // Pull up select reg RV.

#define GPIO_RV_DR2R            0x000000FF  // 2ma drive select reg RV.

#define GPIO_RV_PCellID1        0x000000F0

#define GPIO_RV_PCellID3        0x000000B1

#define GPIO_RV_PeriphID0       0x00000061

#define GPIO_RV_PeriphID1       0x00000010

#define GPIO_RV_PCellID0        0x0000000D

#define GPIO_RV_PCellID2        0x00000005

#define GPIO_RV_PeriphID2       0x00000004

#define GPIO_RV_LOCK            0x00000001  // Lock register RV.

#define GPIO_RV_PeriphID7       0x00000000

#define GPIO_RV_PDR             0x00000000  // Pull down select reg RV.

#define GPIO_RV_IC              0x00000000  // Interrupt clear reg RV.

#define GPIO_RV_SLR             0x00000000  // Slew rate control enable reg RV.

#define GPIO_RV_ODR             0x00000000  // Open drain select reg RV.

#define GPIO_RV_IBE             0x00000000  // Interrupt both edges reg RV.

#define GPIO_RV_AFSEL           0x00000000  // Mode control select reg RV.

#define GPIO_RV_IS              0x00000000  // Interrupt sense reg RV.

#define GPIO_RV_IM              0x00000000  // Interrupt mask reg RV.

#define GPIO_RV_PeriphID4       0x00000000

#define GPIO_RV_PeriphID5       0x00000000

#define GPIO_RV_DR8R            0x00000000  // 8ma drive select reg RV.

#define GPIO_RV_RIS             0x00000000  // Raw interrupt status reg RV.

#define GPIO_RV_DR4R            0x00000000  // 4ma drive select reg RV.

#define GPIO_RV_IEV             0x00000000  // Intterupt event reg RV.

#define GPIO_RV_DIR             0x00000000  // Data direction reg RV.

#define GPIO_RV_PeriphID6       0x00000000

#define GPIO_RV_PeriphID3       0x00000000

#define GPIO_RV_DATA            0x00000000  // Data register reset value.

#define GPIO_RV_MIS             0x00000000  // Masked interrupt status reg RV.

#endif

#endif // __HW_GPIO_H__