include/cfi_flash.h

   1 #ifndef __CFI_FLASH_H
   2 #define __CFI_FLASH_H
   3
   4 /*
   5  * (C) Copyright 2000-2005
   6  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   7  *
   8  * See file CREDITS for list of people who contributed to this
   9  * project.
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License as
  13  * published by the Free Software Foundation; either version 2 of
  14  * the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  24  * MA 02111-1307 USA
  25  */
  26
  27 #include <driver.h>
  28
  29 /*-----------------------------------------------------------------------
  30  * FLASH Info: contains chip specific data, per FLASH bank
  31  */
  32
  33 typedef struct {
  34         struct driver_d driver;
  35         struct cdev cdev;
  36         ulong   size;                   /* total bank size in bytes             */
  37         ushort  sector_count;           /* number of erase units                */
  38         ulong   flash_id;               /* combined device & manufacturer code  */
  39         ulong   *start;                 /* physical sector start addresses      */
  40         uchar   *protect;               /* sector protection status             */
  41
  42         uchar   portwidth;              /* the width of the port                */
  43         uchar   chipwidth;              /* the width of the chip                */
  44         ushort  buffer_size;            /* # of bytes in write buffer           */
  45         ulong   erase_blk_tout;         /* maximum block erase timeout          */
  46         ulong   write_tout;             /* maximum write timeout                */
  47         ulong   buffer_write_tout;      /* maximum buffer write timeout         */
  48         ushort  vendor;                 /* the primary vendor id                */
  49         ushort  cmd_reset;              /* vendor specific reset command        */
  50         ushort  interface;              /* used for x8/x16 adjustments          */
  51         ushort  legacy_unlock;          /* support Intel legacy (un)locking     */
  52         uchar   manufacturer_id;        /* manufacturer id                      */
  53         ushort  device_id;              /* device id                            */
  54         ushort  device_id2;             /* extended device id                   */
  55         ushort  ext_addr;               /* extended query table address         */
  56         ushort  cfi_version;            /* cfi version                          */
  57         ushort  cfi_offset;             /* offset for cfi query                 */
  58 } flash_info_t;
  59
  60 /*
  61  * Values for the width of the port
  62  */
  63 #define FLASH_CFI_8BIT          0x01
  64 #define FLASH_CFI_16BIT         0x02
  65 #define FLASH_CFI_32BIT         0x04
  66 #define FLASH_CFI_64BIT         0x08
  67 /*
  68  * Values for the width of the chip
  69  */
  70 #define FLASH_CFI_BY8           0x01
  71 #define FLASH_CFI_BY16          0x02
  72 #define FLASH_CFI_BY32          0x04
  73 #define FLASH_CFI_BY64          0x08
  74 /* convert between bit value and numeric value */
  75 #define CFI_FLASH_SHIFT_WIDTH   3
  76 /*
  77  * Values for the flash device interface
  78  */
  79 #define FLASH_CFI_X8            0x00
  80 #define FLASH_CFI_X16           0x01
  81 #define FLASH_CFI_X8X16         0x02
  82
  83 /* convert between bit value and numeric value */
  84 #define CFI_FLASH_SHIFT_WIDTH   3
  85
  86 /*-----------------------------------------------------------------------
  87  * return codes from flash_write():
  88  */
  89 #define ERR_OK                          0
  90 #define ERR_TIMOUT                      1
  91 #define ERR_NOT_ERASED                  2
  92 #define ERR_PROTECTED                   4
  93 #define ERR_INVAL                       8
  94 #define ERR_ALIGN                       16
  95 #define ERR_UNKNOWN_FLASH_VENDOR        32
  96 #define ERR_UNKNOWN_FLASH_TYPE          64
  97 #define ERR_PROG_ERROR                  128
  98
  99 /*-----------------------------------------------------------------------
 100  * Protection Flags for flash_protect():
 101  */
 102 #define FLAG_PROTECT_SET        0x01
 103 #define FLAG_PROTECT_CLEAR      0x02
 104
 105 /*-----------------------------------------------------------------------
 106  * Device IDs
 107  */
 108
 109 #define AMD_MANUFACT    0x00010001      /* AMD     manuf. ID in D23..D16, D7..D0 */
 110 #define FUJ_MANUFACT    0x00040004      /* FUJITSU manuf. ID in D23..D16, D7..D0 */
 111 #define ATM_MANUFACT    0x001F001F      /* ATMEL */
 112 #define STM_MANUFACT    0x00200020      /* STM (Thomson) manuf. ID in D23.. -"- */
 113 #define SST_MANUFACT    0x00BF00BF      /* SST     manuf. ID in D23..D16, D7..D0 */
 114 #define MT_MANUFACT     0x00890089      /* MT      manuf. ID in D23..D16, D7..D0 */
 115 #define INTEL_MANUFACT  0x00890089      /* INTEL   manuf. ID in D23..D16, D7..D0 */
 116 #define INTEL_ALT_MANU  0x00B000B0      /* alternate INTEL namufacturer ID      */
 117 #define MX_MANUFACT     0x00C200C2      /* MXIC    manuf. ID in D23..D16, D7..D0 */
 118 #define TOSH_MANUFACT   0x00980098      /* TOSHIBA manuf. ID in D23..D16, D7..D0 */
 119 #define MT2_MANUFACT    0x002C002C      /* alternate MICRON manufacturer ID*/
 120 #define EXCEL_MANUFACT  0x004A004A      /* Excel Semiconductor                  */
 121
 122                                         /* Micron Technologies (INTEL compat.)  */
 123 #define MT_ID_28F400_T  0x44704470      /* 28F400B3 ID ( 4 M, top boot sector)  */
 124 #define MT_ID_28F400_B  0x44714471      /* 28F400B3 ID ( 4 M, bottom boot sect) */
 125
 126 #define AMD_ID_LV040B   0x4F            /* 29LV040B ID                          */
 127                                         /* 4 Mbit, 512K x 8,                    */
 128                                         /* 8 64K x 8 uniform sectors            */
 129 #define AMD_ID_F033C    0xA3            /* 29LV033C ID                          */
 130                                         /* 32 Mbit, 4Mbits x 8,                 */
 131                                         /* 64 64K x 8 uniform sectors           */
 132 #define AMD_ID_F065D    0x93            /* 29LV065D ID                          */
 133                                         /* 64 Mbit, 8Mbits x 8,                 */
 134                                         /* 126 64K x 8 uniform sectors          */
 135 #define ATM_ID_LV040    0x13            /* 29LV040B ID                          */
 136                                         /* 4 Mbit, 512K x 8,                    */
 137                                         /* 8 64K x 8 uniform sectors            */
 138 #define AMD_ID_F040B    0xA4            /* 29F040B ID                           */
 139                                         /* 4 Mbit, 512K x 8,                    */
 140                                         /* 8 64K x 8 uniform sectors            */
 141 #define STM_ID_M29W040B 0xE3            /* M29W040B ID                          */
 142                                         /* 4 Mbit, 512K x 8,                    */
 143                                         /* 8 64K x 8 uniform sectors            */
 144 #define AMD_ID_F080B    0xD5            /* 29F080  ID  ( 1 M)                   */
 145                                         /* 8 Mbit, 512K x 16,                   */
 146                                         /* 8 64K x 16 uniform sectors           */
 147 #define AMD_ID_F016D    0xAD            /* 29F016  ID  ( 2 M x 8)               */
 148 #define AMD_ID_F032B    0x41            /* 29F032  ID  ( 4 M x 8)               */
 149 #define AMD_ID_LV116DT  0xC7            /* 29LV116DT   ( 2 M x 8, top boot sect) */
 150 #define AMD_ID_LV116DB  0x4C            /* 29LV116DB   ( 2 M x 8, bottom boot sect) */
 151 #define AMD_ID_LV016B   0xc8            /* 29LV016 ID  ( 2 M x 8)               */
 152
 153 #define AMD_ID_PL160CB  0x22452245      /* 29PL160CB ID (16 M, bottom boot sect */
 154
 155 #define AMD_ID_LV400T   0x22B922B9      /* 29LV400T ID ( 4 M, top boot sector)  */
 156 #define AMD_ID_LV400B   0x22BA22BA      /* 29LV400B ID ( 4 M, bottom boot sect) */
 157
 158 #define AMD_ID_LV033C   0xA3            /* 29LV033C ID ( 4 M x 8)               */
 159 #define AMD_ID_LV065D   0x93            /* 29LV065D ID ( 8 M x 8)               */
 160
 161 #define AMD_ID_LV800T   0x22DA22DA      /* 29LV800T ID ( 8 M, top boot sector)  */
 162 #define AMD_ID_LV800B   0x225B225B      /* 29LV800B ID ( 8 M, bottom boot sect) */
 163
 164 #define AMD_ID_LV160T   0x22C422C4      /* 29LV160T ID (16 M, top boot sector)  */
 165 #define AMD_ID_LV160B   0x22492249      /* 29LV160B ID (16 M, bottom boot sect) */
 166
 167 #define AMD_ID_DL163T   0x22282228      /* 29DL163T ID (16 M, top boot sector)  */
 168 #define AMD_ID_DL163B   0x222B222B      /* 29DL163B ID (16 M, bottom boot sect) */
 169
 170 #define AMD_ID_LV320T   0x22F622F6      /* 29LV320T ID (32 M, top boot sector)  */
 171 #define MX_ID_LV320T    0x22A722A7      /* 29LV320T by Macronix, AMD compatible */
 172 #define AMD_ID_LV320B   0x22F922F9      /* 29LV320B ID (32 M, bottom boot sect) */
 173 #define MX_ID_LV320B    0x22A822A8      /* 29LV320B by Macronix, AMD compatible */
 174
 175 #define AMD_ID_DL322T   0x22552255      /* 29DL322T ID (32 M, top boot sector)  */
 176 #define AMD_ID_DL322B   0x22562256      /* 29DL322B ID (32 M, bottom boot sect) */
 177 #define AMD_ID_DL323T   0x22502250      /* 29DL323T ID (32 M, top boot sector)  */
 178 #define AMD_ID_DL323B   0x22532253      /* 29DL323B ID (32 M, bottom boot sect) */
 179 #define AMD_ID_DL324T   0x225C225C      /* 29DL324T ID (32 M, top boot sector)  */
 180 #define AMD_ID_DL324B   0x225F225F      /* 29DL324B ID (32 M, bottom boot sect) */
 181
 182 #define AMD_ID_DL640    0x227E227E      /* 29DL640D ID (64 M, dual boot sectors)*/
 183 #define AMD_ID_MIRROR   0x227E227E      /* 1st ID word for MirrorBit family */
 184 #define AMD_ID_DL640G_2 0x22022202      /* 2nd ID word for AM29DL640G  at 0x38 */
 185 #define AMD_ID_DL640G_3 0x22012201      /* 3rd ID word for AM29DL640G  at 0x3c */
 186 #define AMD_ID_LV640U_2 0x220C220C      /* 2nd ID word for AM29LV640M  at 0x38 */
 187 #define AMD_ID_LV640U_3 0x22012201      /* 3rd ID word for AM29LV640M  at 0x3c */
 188 #define AMD_ID_LV640MT_2 0x22102210     /* 2nd ID word for AM29LV640MT at 0x38 */
 189 #define AMD_ID_LV640MT_3 0x22012201     /* 3rd ID word for AM29LV640MT at 0x3c */
 190 #define AMD_ID_LV640MB_2 0x22102210     /* 2nd ID word for AM29LV640MB at 0x38 */
 191 #define AMD_ID_LV640MB_3 0x22002200     /* 3rd ID word for AM29LV640MB at 0x3c */
 192 #define AMD_ID_LV128U_2 0x22122212      /* 2nd ID word for AM29LV128M  at 0x38 */
 193 #define AMD_ID_LV128U_3 0x22002200      /* 3rd ID word for AM29LV128M  at 0x3c */
 194 #define AMD_ID_LV256U_2 0x22122212      /* 2nd ID word for AM29LV256M  at 0x38 */
 195 #define AMD_ID_LV256U_3 0x22012201      /* 3rd ID word for AM29LV256M  at 0x3c */
 196 #define AMD_ID_GL064M_2 0x22132213      /* 2nd ID word for S29GL064M-R6 */
 197 #define AMD_ID_GL064M_3 0x22012201      /* 3rd ID word for S29GL064M-R6 */
 198 #define AMD_ID_GL064MT_2 0x22102210     /* 2nd ID word for S29GL064M-R3 (top boot sector) */
 199 #define AMD_ID_GL064MT_3 0x22012201     /* 3rd ID word for S29GL064M-R3 (top boot sector) */
 200 #define AMD_ID_GL128N_2 0x22212221      /* 2nd ID word for S29GL128N */
 201 #define AMD_ID_GL128N_3 0x22012201      /* 3rd ID word for S29GL128N */
 202
 203
 204 #define AMD_ID_LV320B_2 0x221A221A      /* 2d ID word for AM29LV320MB at 0x38 */
 205 #define AMD_ID_LV320B_3 0x22002200      /* 3d ID word for AM29LV320MB at 0x3c */
 206
 207 #define AMD_ID_LV640U   0x22D722D7      /* 29LV640U ID (64 M, uniform sectors)  */
 208 #define AMD_ID_LV650U   0x22D722D7      /* 29LV650U ID (64 M, uniform sectors)  */
 209
 210 #define ATM_ID_BV1614   0x000000C0      /* 49BV1614  ID */
 211 #define ATM_ID_BV1614A  0x000000C8      /* 49BV1614A ID */
 212 #define ATM_ID_BV6416   0x000000D6      /* 49BV6416  ID */
 213
 214 #define FUJI_ID_29F800BA  0x22582258    /* MBM29F800BA ID  (8M) */
 215 #define FUJI_ID_29F800TA  0x22D622D6    /* MBM29F800TA ID  (8M) */
 216 #define FUJI_ID_29LV650UE 0x22d722d7    /* MBM29LV650UE/651UE ID (8M = 128 x 32kWord) */
 217
 218 #define SST_ID_xF200A   0x27892789      /* 39xF200A ID ( 2M = 128K x 16 )       */
 219 #define SST_ID_xF400A   0x27802780      /* 39xF400A ID ( 4M = 256K x 16 )       */
 220 #define SST_ID_xF800A   0x27812781      /* 39xF800A ID ( 8M = 512K x 16 )       */
 221 #define SST_ID_xF160A   0x27822782      /* 39xF800A ID (16M =   1M x 16 )       */
 222 #define SST_ID_xF1601   0x234B234B      /* 39xF1601 ID (16M =   1M x 16 )       */
 223 #define SST_ID_xF1602   0x234A234A      /* 39xF1602 ID (16M =   1M x 16 )       */
 224 #define SST_ID_xF3201   0x235B235B      /* 39xF3201 ID (32M =   2M x 16 )       */
 225 #define SST_ID_xF3202   0x235A235A      /* 39xF3202 ID (32M =   2M x 16 )       */
 226 #define SST_ID_xF6401   0x236B236B      /* 39xF6401 ID (64M =   4M x 16 )       */
 227 #define SST_ID_xF6402   0x236A236A      /* 39xF6402 ID (64M =   4M x 16 )       */
 228 #define SST_ID_xF020    0xBFD6BFD6      /* 39xF020 ID (256KB = 2Mbit x 8)       */
 229 #define SST_ID_xF040    0xBFD7BFD7      /* 39xF040 ID (512KB = 4Mbit x 8)       */
 230
 231 #define STM_ID_F040B    0xE2            /* M29F040B ID ( 4M = 512K x 8  )       */
 232                                         /* 8 64K x 8 uniform sectors            */
 233
 234 #define STM_ID_x800AB   0x005B005B      /* M29W800AB ID (8M = 512K x 16 )       */
 235 #define STM_ID_29W320DT 0x22CA22CA      /* M29W320DT ID (32 M, top boot sector) */
 236 #define STM_ID_29W320DB 0x22CB22CB      /* M29W320DB ID (32 M, bottom boot sect)        */
 237 #define STM_ID_29W040B  0x00E300E3      /* M29W040B ID (4M = 512K x 8)  */
 238 #define FLASH_PSD4256GV 0x00E9          /* PSD4256 Flash and CPLD combination   */
 239
 240 #define INTEL_ID_28F016S    0x66a066a0  /* 28F016S[VS] ID (16M = 512k x 16)     */
 241 #define INTEL_ID_28F800B3T  0x88928892  /*  8M = 512K x 16 top boot sector      */
 242 #define INTEL_ID_28F800B3B  0x88938893  /*  8M = 512K x 16 bottom boot sector   */
 243 #define INTEL_ID_28F160B3T  0x88908890  /*  16M = 1M x 16 top boot sector       */
 244 #define INTEL_ID_28F160B3B  0x88918891  /*  16M = 1M x 16 bottom boot sector    */
 245 #define INTEL_ID_28F320B3T  0x88968896  /*  32M = 2M x 16 top boot sector       */
 246 #define INTEL_ID_28F320B3B  0x88978897  /*  32M = 2M x 16 bottom boot sector    */
 247 #define INTEL_ID_28F640B3T  0x88988898  /*  64M = 4M x 16 top boot sector       */
 248 #define INTEL_ID_28F640B3B  0x88998899  /*  64M = 4M x 16 bottom boot sector    */
 249 #define INTEL_ID_28F160F3B  0x88F488F4  /*  16M = 1M x 16 bottom boot sector    */
 250
 251 #define INTEL_ID_28F800C3T  0x88C088C0  /*  8M = 512K x 16 top boot sector      */
 252 #define INTEL_ID_28F800C3B  0x88C188C1  /*  8M = 512K x 16 bottom boot sector   */
 253 #define INTEL_ID_28F160C3T  0x88C288C2  /*  16M = 1M x 16 top boot sector       */
 254 #define INTEL_ID_28F160C3B  0x88C388C3  /*  16M = 1M x 16 bottom boot sector    */
 255 #define INTEL_ID_28F320C3T  0x88C488C4  /*  32M = 2M x 16 top boot sector       */
 256 #define INTEL_ID_28F320C3B  0x88C588C5  /*  32M = 2M x 16 bottom boot sector    */
 257 #define INTEL_ID_28F640C3T  0x88CC88CC  /*  64M = 4M x 16 top boot sector       */
 258 #define INTEL_ID_28F640C3B  0x88CD88CD  /*  64M = 4M x 16 bottom boot sector    */
 259
 260 #define INTEL_ID_28F128J3   0x89188918  /*  16M = 8M x 16 x 128 */
 261 #define INTEL_ID_28F320J5   0x00140014  /*  32M = 128K x  32    */
 262 #define INTEL_ID_28F640J5   0x00150015  /*  64M = 128K x  64    */
 263 #define INTEL_ID_28F320J3A  0x00160016  /*  32M = 128K x  32    */
 264 #define INTEL_ID_28F640J3A  0x00170017  /*  64M = 128K x  64    */
 265 #define INTEL_ID_28F128J3A  0x00180018  /* 128M = 128K x 128    */
 266 #define INTEL_ID_28F256J3A  0x001D001D  /* 256M = 128K x 256    */
 267 #define INTEL_ID_28F256L18T 0x880D880D  /* 256M = 128K x 255 + 32k x 4 */
 268 #define INTEL_ID_28F64K3    0x88018801  /*  64M =  32K x 255 + 32k x 4 */
 269 #define INTEL_ID_28F128K3   0x88028802  /* 128M =  64K x 255 + 32k x 4 */
 270 #define INTEL_ID_28F256K3   0x88038803  /* 256M = 128K x 255 + 32k x 4 */
 271 #define INTEL_ID_28F64P30T  0x88178817  /*  64M =  32K x 255 + 32k x 4 */
 272 #define INTEL_ID_28F64P30B  0x881A881A  /*  64M =  32K x 255 + 32k x 4 */
 273 #define INTEL_ID_28F128P30T 0x88188818  /* 128M =  64K x 255 + 32k x 4 */
 274 #define INTEL_ID_28F128P30B 0x881B881B  /* 128M =  64K x 255 + 32k x 4 */
 275 #define INTEL_ID_28F256P30T 0x88198819  /* 256M = 128K x 255 + 32k x 4 */
 276 #define INTEL_ID_28F256P30B 0x881C881C  /* 256M = 128K x 255 + 32k x 4 */
 277
 278 #define INTEL_ID_28F160S3   0x00D000D0  /*  16M = 512K x  32 (64kB x 32)        */
 279 #define INTEL_ID_28F320S3   0x00D400D4  /*  32M = 512K x  64 (64kB x 64)        */
 280
 281 /* Note that the Sharp 28F016SC is compatible with the Intel E28F016SC */
 282 #define SHARP_ID_28F016SCL  0xAAAAAAAA  /* LH28F016SCT-L95 2Mx8, 32 64k blocks  */
 283 #define SHARP_ID_28F016SCZ  0xA0A0A0A0  /* LH28F016SCT-Z4  2Mx8, 32 64k blocks  */
 284 #define SHARP_ID_28F008SC   0xA6A6A6A6  /* LH28F008SCT-L12 1Mx8, 16 64k blocks  */
 285                                         /* LH28F008SCR-L85 1Mx8, 16 64k blocks  */
 286
 287 #define TOSH_ID_FVT160  0xC2            /* TC58FVT160 ID (16 M, top )           */
 288 #define TOSH_ID_FVB160  0x43            /* TC58FVT160 ID (16 M, bottom )        */
 289
 290 /*-----------------------------------------------------------------------
 291  * Internal FLASH identification codes
 292  *
 293  * Be careful when adding new type! Odd numbers are "bottom boot sector" types!
 294  */
 295
 296 #define FLASH_AM040     0x0001          /* AMD Am29F040B, Am29LV040B            */
 297                                         /* Bright Micro BM29F040                */
 298                                         /* Fujitsu MBM29F040A                   */
 299                                         /* STM M29W040B                         */
 300                                         /* SGS Thomson M29F040B                 */
 301                                         /* 8 64K x 8 uniform sectors            */
 302 #define FLASH_AM400T    0x0002          /* AMD AM29LV400                        */
 303 #define FLASH_AM400B    0x0003
 304 #define FLASH_AM800T    0x0004          /* AMD AM29LV800                        */
 305 #define FLASH_AM800B    0x0005
 306 #define FLASH_AM116DT   0x0026          /* AMD AM29LV116DT (2Mx8bit) */
 307 #define FLASH_AM116DB   0x0027          /* AMD AM29LV116DB (2Mx8bit) */
 308 #define FLASH_AM160T    0x0006          /* AMD AM29LV160                        */
 309 #define FLASH_AM160LV   0x0046          /* AMD29LV160DB (2M = 2Mx8bit ) */
 310 #define FLASH_AM160B    0x0007
 311 #define FLASH_AM320T    0x0008          /* AMD AM29LV320                        */
 312 #define FLASH_AM320B    0x0009
 313
 314 #define FLASH_AM080     0x000A          /* AMD Am29F080B                        */
 315                                         /* 16 64K x 8 uniform sectors           */
 316
 317 #define FLASH_AMDL322T  0x0010          /* AMD AM29DL322                        */
 318 #define FLASH_AMDL322B  0x0011
 319 #define FLASH_AMDL323T  0x0012          /* AMD AM29DL323                        */
 320 #define FLASH_AMDL323B  0x0013
 321 #define FLASH_AMDL324T  0x0014          /* AMD AM29DL324                        */
 322 #define FLASH_AMDL324B  0x0015
 323
 324 #define FLASH_AMDLV033C 0x0018
 325 #define FLASH_AMDLV065D 0x001A
 326
 327 #define FLASH_AMDL640   0x0016          /* AMD AM29DL640D                       */
 328 #define FLASH_AMD016    0x0018          /* AMD AM29F016D                        */
 329 #define FLASH_AMDL640MB 0x0019          /* AMD AM29LV640MB (64M, bottom boot sect)*/
 330 #define FLASH_AMDL640MT 0x001A          /* AMD AM29LV640MT (64M, top boot sect) */
 331
 332 #define FLASH_SST200A   0x0040          /* SST 39xF200A ID (  2M = 128K x 16 )  */
 333 #define FLASH_SST400A   0x0042          /* SST 39xF400A ID (  4M = 256K x 16 )  */
 334 #define FLASH_SST800A   0x0044          /* SST 39xF800A ID (  8M = 512K x 16 )  */
 335 #define FLASH_SST160A   0x0046          /* SST 39xF160A ID ( 16M =   1M x 16 )  */
 336 #define FLASH_SST320    0x0048          /* SST 39xF160A ID ( 16M =   1M x 16 )  */
 337 #define FLASH_SST640    0x004A          /* SST 39xF160A ID ( 16M =   1M x 16 )  */
 338 #define FLASH_SST020    0x0024          /* SST 39xF020 ID (256KB = 2Mbit x 8 )  */
 339 #define FLASH_SST040    0x000E          /* SST 39xF040 ID (512KB = 4Mbit x 8 )  */
 340
 341 #define FLASH_STM800AB  0x0051          /* STM M29WF800AB  (  8M = 512K x 16 )  */
 342 #define FLASH_STMW320DT 0x0052          /* STM M29W320DT   (32 M, top boot sector)      */
 343 #define FLASH_STMW320DB 0x0053          /* STM M29W320DB   (32 M, bottom boot sect)*/
 344 #define FLASH_STM320DB  0x00CB          /* STM M29W320DB (4M = 64K x 64, bottom)*/
 345 #define FLASH_STM800DT  0x00D7          /* STM M29W800DT (1M = 64K x 16, top)   */
 346 #define FLASH_STM800DB  0x005B          /* STM M29W800DB (1M = 64K x 16, bottom)*/
 347
 348 #define FLASH_28F400_T  0x0062          /* MT  28F400B3 ID (  4M = 256K x 16 )  */
 349 #define FLASH_28F400_B  0x0063          /* MT  28F400B3 ID (  4M = 256K x 16 )  */
 350
 351 #define FLASH_INTEL800T 0x0074          /* INTEL 28F800B3T (  8M = 512K x 16 )  */
 352 #define FLASH_INTEL800B 0x0075          /* INTEL 28F800B3B (  8M = 512K x 16 )  */
 353 #define FLASH_INTEL160T 0x0076          /* INTEL 28F160B3T ( 16M =  1 M x 16 )  */
 354 #define FLASH_INTEL160B 0x0077          /* INTEL 28F160B3B ( 16M =  1 M x 16 )  */
 355 #define FLASH_INTEL320T 0x0078          /* INTEL 28F320B3T ( 32M =  2 M x 16 )  */
 356 #define FLASH_INTEL320B 0x0079          /* INTEL 28F320B3B ( 32M =  2 M x 16 )  */
 357 #define FLASH_INTEL640T 0x007A          /* INTEL 28F320B3T ( 64M =  4 M x 16 )  */
 358 #define FLASH_INTEL640B 0x007B          /* INTEL 28F320B3B ( 64M =  4 M x 16 )  */
 359
 360 #define FLASH_28F008S5  0x0080          /* Intel 28F008S5  (  1M =  64K x 16 )  */
 361 #define FLASH_28F016SV  0x0081          /* Intel 28F016SV  ( 16M = 512k x 32 )  */
 362 #define FLASH_28F800_B  0x0083          /* Intel E28F800B  (  1M = ? )          */
 363 #define FLASH_AM29F800B 0x0084          /* AMD Am29F800BB  (  1M = ? )          */
 364 #define FLASH_28F320J5  0x0085          /* Intel 28F320J5  (  4M = 128K x 32 )  */
 365 #define FLASH_28F160S3  0x0086          /* Intel 28F160S3  ( 16M = 512K x 32 )  */
 366 #define FLASH_28F320S3  0x0088          /* Intel 28F320S3  ( 32M = 512K x 64 )  */
 367 #define FLASH_AM640U    0x0090          /* AMD Am29LV640U  ( 64M = 4M x 16 )    */
 368 #define FLASH_AM033C    0x0091          /* AMD AM29LV033   ( 32M = 4M x 8 )     */
 369 #define FLASH_LH28F016SCT 0x0092        /* Sharp 28F016SCT ( 8 Meg Flash SIMM ) */
 370 #define FLASH_28F160F3B 0x0093          /* Intel 28F160F3B ( 16M = 1M x 16 )    */
 371 #define FLASH_AM065D    0x0093
 372
 373 #define FLASH_28F640J5  0x0099          /* INTEL 28F640J5  ( 64M = 128K x  64)  */
 374
 375 #define FLASH_28F800C3T 0x009A          /* Intel 28F800C3T (  8M = 512K x 16 )  */
 376 #define FLASH_28F800C3B 0x009B          /* Intel 28F800C3B (  8M = 512K x 16 )  */
 377 #define FLASH_28F160C3T 0x009C          /* Intel 28F160C3T ( 16M = 1M x 16 )    */
 378 #define FLASH_28F160C3B 0x009D          /* Intel 28F160C3B ( 16M = 1M x 16 )    */
 379 #define FLASH_28F320C3T 0x009E          /* Intel 28F320C3T ( 32M = 2M x 16 )    */
 380 #define FLASH_28F320C3B 0x009F          /* Intel 28F320C3B ( 32M = 2M x 16 )    */
 381 #define FLASH_28F640C3T 0x00A0          /* Intel 28F640C3T ( 64M = 4M x 16 )    */
 382 #define FLASH_28F640C3B 0x00A1          /* Intel 28F640C3B ( 64M = 4M x 16 )    */
 383 #define FLASH_AMLV320U  0x00A2          /* AMD 29LV320M    ( 32M = 2M x 16 )    */
 384
 385 #define FLASH_AM033     0x00A3          /* AMD AmL033C90V1   (32M = 4M x 8)     */
 386 #define FLASH_AM065     0x0093          /* AMD AmL065DU12RI  (64M = 8M x 8)     */
 387 #define FLASH_AT040     0x00A5          /* Amtel AT49LV040   (4M = 512K x 8)    */
 388
 389 #define FLASH_AMLV640U  0x00A4          /* AMD 29LV640M    ( 64M = 4M x 16 )    */
 390 #define FLASH_AMLV128U  0x00A6          /* AMD 29LV128M    ( 128M = 8M x 16 )   */
 391 #define FLASH_AMLV320B  0x00A7          /* AMD 29LV320MB   ( 32M = 2M x 16 )    */
 392 #define FLASH_AMLV320T  0x00A8          /* AMD 29LV320MT   ( 32M = 2M x 16 )    */
 393 #define FLASH_AMLV256U  0x00AA          /* AMD 29LV256M    ( 256M = 16M x 16 )  */
 394 #define FLASH_MXLV320B  0x00AB          /* MX  29LV320MB   ( 32M = 2M x 16 )    */
 395 #define FLASH_MXLV320T  0x00AC          /* MX  29LV320MT   ( 32M = 2M x 16 )    */
 396 #define FLASH_28F256L18T 0x00B0         /* Intel 28F256L18T 256M = 128K x 255 + 32k x 4 */
 397 #define FLASH_AMDL163T  0x00B2          /* AMD AM29DL163T (2M x 16 )                    */
 398 #define FLASH_AMDL163B  0x00B3
 399 #define FLASH_28F64K3   0x00B4          /* Intel 28F64K3   (  64M)              */
 400 #define FLASH_28F128K3  0x00B6          /* Intel 28F128K3  ( 128M = 8M x 16 )   */
 401 #define FLASH_28F256K3  0x00B8          /* Intel 28F256K3  ( 256M = 16M x 16 )  */
 402
 403 #define FLASH_28F320J3A 0x00C0          /* INTEL 28F320J3A ( 32M = 128K x  32)  */
 404 #define FLASH_28F640J3A 0x00C2          /* INTEL 28F640J3A ( 64M = 128K x  64)  */
 405 #define FLASH_28F128J3A 0x00C4          /* INTEL 28F128J3A (128M = 128K x 128)  */
 406 #define FLASH_28F256J3A 0x00C6          /* INTEL 28F256J3A (256M = 128K x 256)  */
 407
 408 #define FLASH_FUJLV650  0x00D0          /* Fujitsu MBM 29LV650UE/651UE          */
 409 #define FLASH_MT28S4M16LC 0x00E1        /* Micron MT28S4M16LC                   */
 410 #define FLASH_S29GL064M 0x00F0          /* Spansion S29GL064M-R6                */
 411 #define FLASH_S29GL128N 0x00F1          /* Spansion S29GL128N                   */
 412
 413 #define FLASH_UNKNOWN   0xFFFF          /* unknown flash type                   */
 414
 415
 416 /* manufacturer offsets
 417  */
 418 #define FLASH_MAN_AMD   0x00000000      /* AMD                                  */
 419 #define FLASH_MAN_FUJ   0x00010000      /* Fujitsu                              */
 420 #define FLASH_MAN_BM    0x00020000      /* Bright Microelectronics              */
 421 #define FLASH_MAN_MX    0x00030000      /* MXIC                                 */
 422 #define FLASH_MAN_STM   0x00040000
 423 #define FLASH_MAN_TOSH  0x00050000      /* Toshiba                              */
 424 #define FLASH_MAN_EXCEL 0x00060000      /* Excel Semiconductor                  */
 425 #define FLASH_MAN_SST   0x00100000
 426 #define FLASH_MAN_INTEL 0x00300000
 427 #define FLASH_MAN_MT    0x00400000
 428 #define FLASH_MAN_SHARP 0x00500000
 429 #define FLASH_MAN_ATM   0x00600000
 430 #define FLASH_MAN_CFI   0x01000000
 431
 432
 433 #define FLASH_TYPEMASK  0x0000FFFF      /* extract FLASH type   information     */
 434 #define FLASH_VENDMASK  0xFFFF0000      /* extract FLASH vendor information     */
 435
 436 #define FLASH_AMD_COMP  0x000FFFFF      /* Up to this ID, FLASH is compatible   */
 437                                         /* with AMD, Fujitsu and SST            */
 438                                         /* (JEDEC standard commands ?)          */
 439
 440 #define FLASH_BTYPE     0x0001          /* mask for bottom boot sector type     */
 441
 442 /*-----------------------------------------------------------------------
 443  * Timeout constants:
 444  *
 445  * We can't find any specifications for maximum chip erase times,
 446  * so these values are guestimates.
 447  */
 448 #define FLASH_ERASE_TIMEOUT     120000  /* timeout for erasing in ms            */
 449 #define FLASH_WRITE_TIMEOUT     500     /* timeout for writes  in ms            */
 450
 451 struct cfi_platform_data {
 452         flash_info_t finfo;
 453 };
 454
 455 int flash_init (void);
 456
 457 #endif /* __CFI_FLASH_H */
 458