board/wepep250/intel.h

   1 /*
   2  * Copyright (C) 2002 ETC s.r.o.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. Neither the name of the ETC s.r.o. nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  18  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  23  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  24  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  25  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  *
  28  * Written by Marcel Telka <marcel@telka.sk>, 2002.
  29  *
  30  * Documentation:
  31  * [1] Intel Corporation, "3 Volt Intel Strata Flash Memory 28F128J3A, 28F640J3A,
  32  *     28F320J3A (x8/x16)", April 2002, Order Number: 290667-011
  33  * [2] Intel Corporation, "3 Volt Synchronous Intel Strata Flash Memory 28F640K3, 28F640K18,
  34  *     28F128K3, 28F128K18, 28F256K3, 28F256K18 (x16)", June 2002, Order Number: 290737-005
  35  *
  36  * This file is taken from OpenWinCE project hosted by SourceForge.net
  37  *
  38  */
  39
  40 #ifndef FLASH_INTEL_H
  41 #define FLASH_INTEL_H
  42
  43 #include <common.h>
  44
  45 /* Intel CFI commands - see Table 4. in [1] and Table 3. in [2] */
  46
  47 #define CFI_INTEL_CMD_READ_ARRAY                0xFF    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  48 #define CFI_INTEL_CMD_READ_IDENTIFIER           0x90    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  49 #define CFI_INTEL_CMD_READ_QUERY                0x98    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  50 #define CFI_INTEL_CMD_READ_STATUS_REGISTER      0x70    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  51 #define CFI_INTEL_CMD_CLEAR_STATUS_REGISTER     0x50    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  52 #define CFI_INTEL_CMD_PROGRAM1                  0x40    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  53 #define CFI_INTEL_CMD_PROGRAM2                  0x10    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  54 #define CFI_INTEL_CMD_WRITE_TO_BUFFER           0xE8    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  55 #define CFI_INTEL_CMD_CONFIRM                   0xD0    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  56 #define CFI_INTEL_CMD_BLOCK_ERASE               0x20    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  57 #define CFI_INTEL_CMD_SUSPEND                   0xB0    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  58 #define CFI_INTEL_CMD_RESUME                    0xD0    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  59 #define CFI_INTEL_CMD_LOCK_SETUP                0x60    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  60 #define CFI_INTEL_CMD_LOCK_BLOCK                0x01    /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  61 #define CFI_INTEL_CMD_UNLOCK_BLOCK              0xD0    /* 28FxxxJ3A - unlocks all blocks, 28FFxxxK3, 28FxxxK18 */
  62 #define CFI_INTEL_CMD_LOCK_DOWN_BLOCK           0x2F    /* 28FxxxK3, 28FxxxK18 */
  63
  64 /* Intel CFI Status Register bits - see Table 6. in [1] and Table 7. in [2] */
  65
  66 #define CFI_INTEL_SR_READY                      1 << 7  /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  67 #define CFI_INTEL_SR_ERASE_SUSPEND              1 << 6  /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  68 #define CFI_INTEL_SR_ERASE_ERROR                1 << 5  /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  69 #define CFI_INTEL_SR_PROGRAM_ERROR              1 << 4  /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  70 #define CFI_INTEL_SR_VPEN_ERROR                 1 << 3  /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  71 #define CFI_INTEL_SR_PROGRAM_SUSPEND            1 << 2  /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  72 #define CFI_INTEL_SR_BLOCK_LOCKED               1 << 1  /* 28FxxxJ3A, 28FxxxK3, 28FxxxK18 */
  73 #define CFI_INTEL_SR_BEFP                       1 << 0  /* 28FxxxK3, 28FxxxK18 */
  74
  75 /* Intel flash device ID codes for 28FxxxJ3A - see Table 5. in [1] */
  76
  77 #define CFI_CHIP_INTEL_28F320J3A                0x0016
  78 #define CFI_CHIPN_INTEL_28F320J3A               "28F320J3A"
  79 #define CFI_CHIP_INTEL_28F640J3A                0x0017
  80 #define CFI_CHIPN_INTEL_28F640J3A               "28F640J3A"
  81 #define CFI_CHIP_INTEL_28F128J3A                0x0018
  82 #define CFI_CHIPN_INTEL_28F128J3A               "28F128J3A"
  83
  84 /* Intel flash device ID codes for 28FxxxK3 and 28FxxxK18 - see Table 8. in [2] */
  85
  86 #define CFI_CHIP_INTEL_28F640K3                 0x8801
  87 #define CFI_CHIPN_INTEL_28F640K3                "28F640K3"
  88 #define CFI_CHIP_INTEL_28F128K3                 0x8802
  89 #define CFI_CHIPN_INTEL_28F128K3                "28F128K3"
  90 #define CFI_CHIP_INTEL_28F256K3                 0x8803
  91 #define CFI_CHIPN_INTEL_28F256K3                "28F256K3"
  92 #define CFI_CHIP_INTEL_28F640K18                0x8805
  93 #define CFI_CHIPN_INTEL_28F640K18               "28F640K18"
  94 #define CFI_CHIP_INTEL_28F128K18                0x8806
  95 #define CFI_CHIPN_INTEL_28F128K18               "28F128K18"
  96 #define CFI_CHIP_INTEL_28F256K18                0x8807
  97 #define CFI_CHIPN_INTEL_28F256K18               "28F256K18"
  98
  99 #endif /* FLASH_INTEL_H */