arch/arm/plat-feroceon/mv_hal/sflash/mvSFlash.h - kernel/prism - Git at Google

 /*******************************************************************************
 Copyright (C) Marvell International Ltd. and its affiliates

 This software file (the "File") is owned and distributed by Marvell
 International Ltd. and/or its affiliates ("Marvell") under the following
 alternative licensing terms.  Once you have made an election to distribute the
 File under one of the following license alternatives, please (i) delete this
 introductory statement regarding license alternatives, (ii) delete the two
 license alternatives that you have not elected to use and (iii) preserve the
 Marvell copyright notice above.

 ********************************************************************************
 Marvell Commercial License Option

 If you received this File from Marvell and you have entered into a commercial
 license agreement (a "Commercial License") with Marvell, the File is licensed
 to you under the terms of the applicable Commercial License.

 ********************************************************************************
 Marvell GPL License Option

 If you received this File from Marvell, you may opt to use, redistribute and/or
 modify this File in accordance with the terms and conditions of the General
 Public License Version 2, June 1991 (the "GPL License"), a copy of which is
 available along with the File in the license.txt file or by writing to the Free
 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or
 on the worldwide web at http://www.gnu.org/licenses/gpl.txt.

 THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
 WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
 DISCLAIMED.  The GPL License provides additional details about this warranty
 disclaimer.
 ********************************************************************************
 Marvell BSD License Option

 If you received this File from Marvell, you may opt to use, redistribute and/or
 modify this File under the following licensing terms.
 Redistribution and use in source and binary forms, with or without modification,
 are permitted provided that the following conditions are met:

     *   Redistributions of source code must retain the above copyright notice,
 	this list of conditions and the following disclaimer.

     *   Redistributions in binary form must reproduce the above copyright
 	notice, this list of conditions and the following disclaimer in the
 	documentation and/or other materials provided with the distribution.

     *   Neither the name of Marvell nor the names of its contributors may be
 	used to endorse or promote products derived from this software without
 	specific prior written permission.

 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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

 #ifndef __INCmvSFlashH
 #define __INCmvSFlashH

 #ifdef __cplusplus
 extern "C" {
 #endif

 #include "ctrlEnv/mvCtrlEnvSpec.h"

 /* MCAROS */
 #define MV_SFLASH_PAGE_ALLIGN_MASK(pgSz)    (pgSz-1)

 /* Constants */
 #define MV_INVALID_DEVICE_NUMBER            0xFFFFFFFF
 /* 10 MHz is the minimum possible SPI frequency when tclk is set 200MHz*/
 #define MV_SFLASH_BASIC_SPI_FREQ            10000000
 /* enumerations */
 typedef enum {
 	MV_WP_NONE,             /* Unprotect the whole chip */
 	MV_WP_UPR_1OF128,       /* Write protect the upper 1/128 part */
 	MV_WP_UPR_1OF64,        /* Write protect the upper 1/64 part */
 	MV_WP_UPR_1OF32,        /* Write protect the upper 1/32 part */
 	MV_WP_UPR_1OF16,        /* Write protect the upper 1/16 part */
 	MV_WP_UPR_1OF8,         /* Write protect the upper 1/8 part */
 	MV_WP_UPR_1OF4,         /* Write protect the upper 1/4 part */
 	MV_WP_UPR_1OF2,         /* Write protect the upper 1/2 part */
 	MV_WP_ALL               /* Write protect the whole chip */
 } MV_SFLASH_WP_REGION;

 /* Type Definitions */
 typedef struct {
     MV_U8   opcdWREN;       /* Write enable opcode */
     MV_U8   opcdWRDI;       /* Write disable opcode */
     MV_U8   opcdRDID;       /* Read ID opcode */
     MV_U8   opcdRDSR;       /* Read Status Register opcode */
     MV_U8   opcdWRSR;       /* Write Status register opcode */
     MV_U8   opcdREAD;       /* Read opcode */
     MV_U8   opcdFSTRD;      /* Fast Read opcode */
     MV_U8   opcdPP;         /* Page program opcode */
     MV_U8   opcdSE;         /* Sector erase opcode */
     MV_U8   opcdBE;         /* Bulk erase opcode */
     MV_U8   opcdRES;        /* Read electronic signature */
     MV_U8   opcdPwrSave;    /* Go into power save mode */
     MV_U8   opcdEn4B;	    /* Enable 4-Byte mode */
     MV_U32  sectorSize;     /* Size of each sector */
     MV_U32  sectorNumber;   /* Number of sectors */
     MV_U32  pageSize;       /* size of each page */
     const char *deviceModel;    /* string with the device model */
     MV_U32  manufacturerId; /* The manufacturer ID */
     MV_U32  deviceId;       /* Device ID */
     MV_U32  spiMaxFreq;     /* The MAX frequency that can be used with the device */
     MV_U32  spiMaxFastFreq; /* The MAX frequency that can be used with the device for fast reads */
     MV_U32  spiFastRdDummyBytes; /* Number of dumy bytes to read before real data when working in fast read mode. */
 } MV_SFLASH_DEVICE_PARAMS;

 typedef struct {
 	MV_U32					baseAddr;       /* Flash Base Address used in fast mode */
 	MV_U8	                manufacturerId;	/* Manufacturer ID */
 	MV_U16	                deviceId;	    /* Device ID */
 	MV_U32                  sectorSize;     /* Size of each sector - all the same */
 	MV_U32                  sectorNumber;   /* Number of sectors */
 	MV_U32                  pageSize;       /* Page size - affect allignment */
 	MV_U32                  index;          /* index of the device in the sflash table (internal parameter) */
 } MV_SFLASH_INFO;

 /* Function Prototypes */
 /* Init */
 MV_STATUS	mvSFlashInit(MV_SFLASH_INFO *pFlinfo);

 /* erase */
 MV_STATUS 	mvSFlashSectorErase(MV_SFLASH_INFO *pFlinfo, MV_U32 secNumber);
 MV_STATUS 	mvSFlashChipErase(MV_SFLASH_INFO *pFlinfo);

 /* Read */
 MV_STATUS	mvSFlashBlockRd(MV_SFLASH_INFO *pFlinfo, MV_U32 offset,
 						MV_U8 *pReadBuff, MV_U32 buffSize);
 MV_STATUS mvSFlashFastBlockRd(MV_SFLASH_INFO *pFlinfo, MV_U32 offset,
 							     MV_U8 *pReadBuff, MV_U32 buffSize);

 /* write regardless of the page boundaries and size limit per Page program command */
 MV_STATUS	mvSFlashBlockWr(MV_SFLASH_INFO *pFlinfo, MV_U32 offset,
 							     MV_U8 *pWriteBuff, MV_U32 buffSize);
 /* Get IDs */
 MV_STATUS 	mvSFlashIdGet(MV_SFLASH_INFO *pFlinfo, MV_U8 *pManId, MV_U16 *pDevId);

 /* Set and Get the Write Protection region - if the Status register is not locked */
 MV_STATUS   mvSFlashWpRegionSet(MV_SFLASH_INFO *pFlinfo, MV_SFLASH_WP_REGION wpRegion);
 MV_STATUS   mvSFlashWpRegionGet(MV_SFLASH_INFO *pFlinfo, MV_SFLASH_WP_REGION *pWpRegion);

 /* Lock the status register for writing - W/Vpp pin should be low to take effect */
 MV_STATUS   mvSFlashStatRegLock(MV_SFLASH_INFO *pFlinfo, MV_BOOL srLock);

 /* Get the regions sizes */
 MV_U32      mvSFlashSizeGet(MV_SFLASH_INFO *pFlinfo);

 /* Cause the falsh device to go into power save mode */
 MV_STATUS   mvSFlashPowerSaveEnter(MV_SFLASH_INFO *pFlinfo);
 MV_STATUS   mvSFlashPowerSaveExit(MV_SFLASH_INFO *pFlinfo);

 /* Retreive the string with the device manufacturer and model */
 const MV_8 *mvSFlashModelGet(MV_SFLASH_INFO *pFlinfo);

 #ifdef __cplusplus
 }
 #endif


 #endif /* __INCmvSFlashH */
	/*******************************************************************************
	Copyright (C) Marvell International Ltd. and its affiliates

	This software file (the "File") is owned and distributed by Marvell
	International Ltd. and/or its affiliates ("Marvell") under the following
	alternative licensing terms. Once you have made an election to distribute the
	File under one of the following license alternatives, please (i) delete this
	introductory statement regarding license alternatives, (ii) delete the two
	license alternatives that you have not elected to use and (iii) preserve the
	Marvell copyright notice above.

	********************************************************************************
	Marvell Commercial License Option

	If you received this File from Marvell and you have entered into a commercial
	license agreement (a "Commercial License") with Marvell, the File is licensed
	to you under the terms of the applicable Commercial License.

	********************************************************************************
	Marvell GPL License Option

	If you received this File from Marvell, you may opt to use, redistribute and/or
	modify this File in accordance with the terms and conditions of the General
	Public License Version 2, June 1991 (the "GPL License"), a copy of which is
	available along with the File in the license.txt file or by writing to the Free
	Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or
	on the worldwide web at http://www.gnu.org/licenses/gpl.txt.

	THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
	WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
	DISCLAIMED. The GPL License provides additional details about this warranty
	disclaimer.
	********************************************************************************
	Marvell BSD License Option

	If you received this File from Marvell, you may opt to use, redistribute and/or
	modify this File under the following licensing terms.
	Redistribution and use in source and binary forms, with or without modification,
	are permitted provided that the following conditions are met:

	* Redistributions of source code must retain the above copyright notice,
	this list of conditions and the following disclaimer.

	* Redistributions in binary form must reproduce the above copyright
	notice, this list of conditions and the following disclaimer in the
	documentation and/or other materials provided with the distribution.

	* Neither the name of Marvell nor the names of its contributors may be
	used to endorse or promote products derived from this software without
	specific prior written permission.

	THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
	ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
	WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
	ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
	(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
	LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
	ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
	SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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

	#ifndef __INCmvSFlashH
	#define __INCmvSFlashH

	#ifdef __cplusplus
	extern "C" {
	#endif

	#include "ctrlEnv/mvCtrlEnvSpec.h"

	/* MCAROS */
	#define MV_SFLASH_PAGE_ALLIGN_MASK(pgSz) (pgSz-1)

	/* Constants */
	#define MV_INVALID_DEVICE_NUMBER 0xFFFFFFFF
	/* 10 MHz is the minimum possible SPI frequency when tclk is set 200MHz*/
	#define MV_SFLASH_BASIC_SPI_FREQ 10000000
	/* enumerations */
	typedef enum {
	MV_WP_NONE, /* Unprotect the whole chip */
	MV_WP_UPR_1OF128, /* Write protect the upper 1/128 part */
	MV_WP_UPR_1OF64, /* Write protect the upper 1/64 part */
	MV_WP_UPR_1OF32, /* Write protect the upper 1/32 part */
	MV_WP_UPR_1OF16, /* Write protect the upper 1/16 part */
	MV_WP_UPR_1OF8, /* Write protect the upper 1/8 part */
	MV_WP_UPR_1OF4, /* Write protect the upper 1/4 part */
	MV_WP_UPR_1OF2, /* Write protect the upper 1/2 part */
	MV_WP_ALL /* Write protect the whole chip */
	} MV_SFLASH_WP_REGION;

	/* Type Definitions */
	typedef struct {
	MV_U8 opcdWREN; /* Write enable opcode */
	MV_U8 opcdWRDI; /* Write disable opcode */
	MV_U8 opcdRDID; /* Read ID opcode */
	MV_U8 opcdRDSR; /* Read Status Register opcode */
	MV_U8 opcdWRSR; /* Write Status register opcode */
	MV_U8 opcdREAD; /* Read opcode */
	MV_U8 opcdFSTRD; /* Fast Read opcode */
	MV_U8 opcdPP; /* Page program opcode */
	MV_U8 opcdSE; /* Sector erase opcode */
	MV_U8 opcdBE; /* Bulk erase opcode */
	MV_U8 opcdRES; /* Read electronic signature */
	MV_U8 opcdPwrSave; /* Go into power save mode */
	MV_U8 opcdEn4B; /* Enable 4-Byte mode */
	MV_U32 sectorSize; /* Size of each sector */
	MV_U32 sectorNumber; /* Number of sectors */
	MV_U32 pageSize; /* size of each page */
	const char deviceModel; / string with the device model */
	MV_U32 manufacturerId; /* The manufacturer ID */
	MV_U32 deviceId; /* Device ID */
	MV_U32 spiMaxFreq; /* The MAX frequency that can be used with the device */
	MV_U32 spiMaxFastFreq; /* The MAX frequency that can be used with the device for fast reads */
	MV_U32 spiFastRdDummyBytes; /* Number of dumy bytes to read before real data when working in fast read mode. */
	} MV_SFLASH_DEVICE_PARAMS;

	typedef struct {
	MV_U32 baseAddr; /* Flash Base Address used in fast mode */
	MV_U8 manufacturerId; /* Manufacturer ID */
	MV_U16 deviceId; /* Device ID */
	MV_U32 sectorSize; /* Size of each sector - all the same */
	MV_U32 sectorNumber; /* Number of sectors */
	MV_U32 pageSize; /* Page size - affect allignment */
	MV_U32 index; /* index of the device in the sflash table (internal parameter) */
	} MV_SFLASH_INFO;

	/* Function Prototypes */
	/* Init */
	MV_STATUS mvSFlashInit(MV_SFLASH_INFO *pFlinfo);

	/* erase */
	MV_STATUS mvSFlashSectorErase(MV_SFLASH_INFO *pFlinfo, MV_U32 secNumber);
	MV_STATUS mvSFlashChipErase(MV_SFLASH_INFO *pFlinfo);

	/* Read */
	MV_STATUS mvSFlashBlockRd(MV_SFLASH_INFO *pFlinfo, MV_U32 offset,
	MV_U8 *pReadBuff, MV_U32 buffSize);
	MV_STATUS mvSFlashFastBlockRd(MV_SFLASH_INFO *pFlinfo, MV_U32 offset,
	MV_U8 *pReadBuff, MV_U32 buffSize);

	/* write regardless of the page boundaries and size limit per Page program command */
	MV_STATUS mvSFlashBlockWr(MV_SFLASH_INFO *pFlinfo, MV_U32 offset,
	MV_U8 *pWriteBuff, MV_U32 buffSize);
	/* Get IDs */
	MV_STATUS mvSFlashIdGet(MV_SFLASH_INFO pFlinfo, MV_U8 pManId, MV_U16 *pDevId);

	/* Set and Get the Write Protection region - if the Status register is not locked */
	MV_STATUS mvSFlashWpRegionSet(MV_SFLASH_INFO *pFlinfo, MV_SFLASH_WP_REGION wpRegion);
	MV_STATUS mvSFlashWpRegionGet(MV_SFLASH_INFO pFlinfo, MV_SFLASH_WP_REGION pWpRegion);

	/* Lock the status register for writing - W/Vpp pin should be low to take effect */
	MV_STATUS mvSFlashStatRegLock(MV_SFLASH_INFO *pFlinfo, MV_BOOL srLock);

	/* Get the regions sizes */
	MV_U32 mvSFlashSizeGet(MV_SFLASH_INFO *pFlinfo);

	/* Cause the falsh device to go into power save mode */
	MV_STATUS mvSFlashPowerSaveEnter(MV_SFLASH_INFO *pFlinfo);
	MV_STATUS mvSFlashPowerSaveExit(MV_SFLASH_INFO *pFlinfo);

	/* Retreive the string with the device manufacturer and model */
	const MV_8 mvSFlashModelGet(MV_SFLASH_INFO pFlinfo);

	#ifdef __cplusplus
	}
	#endif


	#endif /* __INCmvSFlashH */