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/*
* Copyright © 2000-2010 David Woodhouse <dwmw2@infradead.org> et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef __MTD_CFI_H__
#define __MTD_CFI_H__
/* NB: these values must represents the number of bytes needed to meet the
* device type (x8, x16, x32). Eg. a 32 bit device is 4 x 8 bytes.
* These numbers are used in calculations.
*/
#define CFI_DEVICETYPE_X8 (8 / 8)
#define CFI_DEVICETYPE_X16 (16 / 8)
#define CFI_DEVICETYPE_X32 (32 / 8)
#define CFI_DEVICETYPE_X64 (64 / 8)
/* Device Interface Code Assignments from the "Common Flash Memory Interface
* Publication 100" dated December 1, 2001.
*/
#define CFI_INTERFACE_X8_ASYNC 0x0000
#define CFI_INTERFACE_X16_ASYNC 0x0001
#define CFI_INTERFACE_X8_BY_X16_ASYNC 0x0002
#define CFI_INTERFACE_X32_ASYNC 0x0003
#define CFI_INTERFACE_X16_BY_X32_ASYNC 0x0005
#define CFI_INTERFACE_NOT_ALLOWED 0xffff
#define CFI_MFR_ANY 0xFFFF
#define CFI_ID_ANY 0xFFFF
#define CFI_MFR_CONTINUATION 0x007F
#define CFI_MFR_AMD 0x0001
#define CFI_MFR_AMIC 0x0037
#define CFI_MFR_ATMEL 0x001F
#define CFI_MFR_EON 0x001C
#define CFI_MFR_FUJITSU 0x0004
#define CFI_MFR_HYUNDAI 0x00AD
#define CFI_MFR_INTEL 0x0089
#define CFI_MFR_MACRONIX 0x00C2
#define CFI_MFR_NEC 0x0010
#define CFI_MFR_PMC 0x009D
#define CFI_MFR_SAMSUNG 0x00EC
#define CFI_MFR_SHARP 0x00B0
#define CFI_MFR_SST 0x00BF
#define CFI_MFR_ST 0x0020 /* STMicroelectronics */
#define CFI_MFR_TOSHIBA 0x0098
#define CFI_MFR_WINBOND 0x00DA
#endif /* __MTD_CFI_H__ */
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