include/configs/BAB7xx.h

   1 /*
   2  * (C) Copyright 2002 ELTEC Elektronik AG
   3  * Frank Gottschling <fgottschling@eltec.de>
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 /*
  25  * board/config.h - configuration options, board specific
  26  */
  27
  28 #ifndef __CONFIG_H
  29 #define __CONFIG_H
  30
  31 #undef  DEBUG
  32 #define GTREGREAD(x) 0xffffffff         /* needed for debug */
  33
  34 /*
  35  * High Level Configuration Options
  36  * (easy to change)
  37  */
  38
  39 /* these hardware addresses are pretty bogus, please change them to
  40    suit your needs */
  41
  42 /* first ethernet */
  43 #define CONFIG_ETHADDR          00:00:5b:ee:de:ad
  44
  45 #define CONFIG_IPADDR           192.168.0.105
  46 #define CONFIG_SERVERIP         192.168.0.100
  47
  48 #define CONFIG_BAB7xx           1       /* this is an BAB740/BAB750 board */
  49
  50 #define CONFIG_BAUDRATE         9600    /* console baudrate */
  51
  52 #undef  CONFIG_WATCHDOG
  53
  54 #define CONFIG_BOOTDELAY        5       /* autoboot after 5 seconds */
  55
  56 #define CONFIG_ZERO_BOOTDELAY_CHECK
  57
  58 #undef  CONFIG_BOOTARGS
  59 #define CONFIG_BOOTCOMMAND                                  \
  60     "bootp 1000000; "                                       \
  61     "setenv bootargs root=ramfs console=ttyS00,9600 "       \
  62     "ip=$(ipaddr):$(serverip):$(rootpath):$(gatewayip):"    \
  63     "$(netmask):$(hostname):eth0:none; "                    \
  64     "bootm"
  65
  66 #define CONFIG_LOADS_ECHO       0       /* echo off for serial download */
  67 #define CFG_LOADS_BAUD_CHANGE           /* allow baudrate changes */
  68
  69 #define CONFIG_BOOTP_MASK       (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
  70
  71 #define CONFIG_COMMANDS         (CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_JFFS2 |\
  72                                  CFG_CMD_SCSI   | CFG_CMD_IDE | CFG_CMD_DATE  |\
  73                                  CFG_CMD_FDC    | CFG_CMD_ELF)
  74
  75 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
  76 #include <cmd_confdefs.h>
  77
  78 /*
  79  * Miscellaneous configurable options
  80  */
  81 #define CFG_LONGHELP                    /* undef to save memory */
  82 #define CFG_PROMPT              "=> "   /* Monitor Command Prompt */
  83
  84 /*
  85  * choose between COM1 and COM2 as serial console
  86  */
  87 #define CONFIG_CONS_INDEX       1
  88
  89 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  90 #define CFG_CBSIZE              1024        /* Console I/O Buffer Size */
  91 #else
  92 #define CFG_CBSIZE              256         /* Console I/O Buffer Size */
  93 #endif
  94 #define CFG_PBSIZE              (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
  95 #define CFG_MAXARGS             16          /* max number of command args    */
  96 #define CFG_BARGSIZE            CFG_CBSIZE  /* Boot Argument Buffer Size    */
  97
  98 #define CFG_MEMTEST_START       0x00000000  /* memtest works on    */
  99 #define CFG_MEMTEST_END         0x04000000  /* 0 ... 64 MB in DRAM    */
 100
 101 #define CFG_LOAD_ADDR           0x1000000   /* default load address    */
 102
 103 #define CFG_HZ                  1000        /* dec. freq: 1 ms ticks */
 104
 105 #define CFG_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200, 230400 }
 106
 107 /*
 108  * Low Level Configuration Settings
 109  * (address mappings, register initial values, etc.)
 110  * You should know what you are doing if you make changes here.
 111  */
 112 #define CFG_BOARD_ASM_INIT
 113 #define CONFIG_MISC_INIT_R
 114
 115 /*
 116  * Choose the address mapping scheme for the MPC106 mem controller.
 117  * Default is mapping B (CHRP), set this define to choose mapping A (PReP).
 118  */
 119 #define CFG_ADDRESS_MAP_A
 120 #ifdef  CFG_ADDRESS_MAP_A
 121
 122 #define CFG_PCI_MEMORY_BUS      0x80000000
 123 #define CFG_PCI_MEMORY_PHYS     0x00000000
 124 #define CFG_PCI_MEMORY_SIZE     0x80000000
 125
 126 #define CFG_PCI_MEM_BUS         0x00000000
 127 #define CFG_PCI_MEM_PHYS        0xc0000000
 128 #define CFG_PCI_MEM_SIZE        0x3f000000
 129
 130 #define CFG_ISA_MEM_BUS         0
 131 #define CFG_ISA_MEM_PHYS        0
 132 #define CFG_ISA_MEM_SIZE        0
 133
 134 #define CFG_PCI_IO_BUS          0x1000
 135 #define CFG_PCI_IO_PHYS         0x81000000
 136 #define CFG_PCI_IO_SIZE         0x01000000-CFG_PCI_IO_BUS
 137
 138 #define CFG_ISA_IO_BUS          0x00000000
 139 #define CFG_ISA_IO_PHYS         0x80000000
 140 #define CFG_ISA_IO_SIZE         0x00800000
 141
 142 #else
 143
 144 #define CFG_PCI_MEMORY_BUS      0x00000000
 145 #define CFG_PCI_MEMORY_PHYS     0x00000000
 146 #define CFG_PCI_MEMORY_SIZE     0x40000000
 147
 148 #define CFG_PCI_MEM_BUS         0x80000000
 149 #define CFG_PCI_MEM_PHYS        0x80000000
 150 #define CFG_PCI_MEM_SIZE        0x7d000000
 151
 152 #define CFG_ISA_MEM_BUS         0x00000000
 153 #define CFG_ISA_MEM_PHYS        0xfd000000
 154 #define CFG_ISA_MEM_SIZE        0x01000000
 155
 156 #define CFG_PCI_IO_BUS          0x00800000
 157 #define CFG_PCI_IO_PHYS         0xfe800000
 158 #define CFG_PCI_IO_SIZE         0x00400000
 159
 160 #define CFG_ISA_IO_BUS          0x00000000
 161 #define CFG_ISA_IO_PHYS         0xfe000000
 162 #define CFG_ISA_IO_SIZE         0x00800000
 163
 164 #endif /*CFG_ADDRESS_MAP_A */
 165
 166 #define CFG_60X_PCI_MEM_OFFSET  0x00000000
 167
 168 /* driver defines FDC,IDE,... */
 169 #define CFG_ISA_IO_BASE_ADDRESS CFG_ISA_IO_PHYS
 170 #define CFG_ISA_IO              CFG_ISA_IO_PHYS
 171 #define CFG_60X_PCI_IO_OFFSET   CFG_ISA_IO_PHYS
 172
 173 /*
 174  * Start addresses for the final memory configuration
 175  * (Set up by the startup code)
 176  * Please note that CFG_SDRAM_BASE _must_ start at 0
 177  */
 178 #define CFG_SDRAM_BASE          0x00000000
 179 #define CFG_FLASH_BASE          0xfff00000
 180
 181 /*
 182  * Definitions for initial stack pointer and data area
 183  */
 184 #define CFG_INIT_RAM_ADDR       0x00fd0000  /* above the memtest region */
 185 #define CFG_INIT_RAM_END        0x4000
 186 #define CFG_GBL_DATA_SIZE       64          /* size in bytes reserved for init data */
 187 #define CFG_GBL_DATA_OFFSET     (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
 188 #define CFG_INIT_SP_OFFSET      CFG_GBL_DATA_OFFSET
 189
 190 /*
 191  * Flash mapping/organization on the MPC10x.
 192  */
 193 #define FLASH_BASE0_PRELIM      0xff800000
 194 #define FLASH_BASE1_PRELIM      0xffc00000
 195
 196 #define CFG_MAX_FLASH_BANKS     2           /* max number of memory banks    */
 197 #define CFG_MAX_FLASH_SECT      67          /* max number of sectors on one chip */
 198
 199 #define CFG_FLASH_ERASE_TOUT    120000      /* Timeout for Flash Erase (in ms) */
 200 #define CFG_FLASH_WRITE_TOUT    500         /* Timeout for Flash Write (in ms) */
 201
 202 /*
 203  * JFFS2 partitions
 204  *
 205  */
 206 /* No command line, one static partition */
 207 #undef CONFIG_JFFS2_CMDLINE
 208 #define CONFIG_JFFS2_DEV                "nor"
 209 #define CONFIG_JFFS2_PART_SIZE          0xFFFFFFFF
 210 #define CONFIG_JFFS2_PART_OFFSET        0x00000000
 211
 212 /* mtdparts command line support
 213  *
 214  * Note: fake mtd_id used, no linux mtd map file
 215  */
 216 /*
 217 #define CONFIG_JFFS2_CMDLINE
 218 #define MTDIDS_DEFAULT          "nor0=bab7xx-0"
 219 #define MTDPARTS_DEFAULT        "mtdparts=bab7xx-0:-(jffs2)"
 220 */
 221
 222 #define CFG_MONITOR_BASE        CFG_FLASH_BASE
 223 #define CFG_MONITOR_LEN         0x40000     /* Reserve 256 kB for Monitor */
 224 #define CFG_MALLOC_LEN          0x20000     /* Reserve 128 kB for malloc() */
 225 #undef  CFG_MEMTEST
 226
 227 /*
 228  * Environment settings
 229  */
 230 #define CONFIG_ENV_OVERWRITE
 231 #define CFG_ENV_IS_IN_NVRAM     1           /* use NVRAM for environment vars */
 232 #define CFG_NVRAM_SIZE          0x1ff0      /* NVRAM size (8kB), we must protect the clock data (16 bytes) */
 233 #define CFG_ENV_SIZE            0x400       /* Size of Environment vars (1kB) */
 234 /*
 235  * We store the environment and an image of revision eeprom in the upper part of the NVRAM. Thus,
 236  * user applications can use the remaining space for other purposes.
 237  */
 238 #define CFG_ENV_ADDR            (CFG_NVRAM_SIZE +0x10 -0x800)
 239 #define CFG_NV_SROM_COPY_ADDR   (CFG_NVRAM_SIZE +0x10 -0x400)
 240 #define CFG_NVRAM_ACCESS_ROUTINE            /* This board needs a special routine to access the NVRAM */
 241 #define CFG_SROM_SIZE           0x100       /* shadow of revision info is in nvram */
 242
 243 /*
 244  * Serial devices
 245  */
 246 #define CFG_NS16550
 247 #define CFG_NS16550_SERIAL
 248 #define CFG_NS16550_REG_SIZE    1
 249 #define CFG_NS16550_CLK         1843200
 250 #define CFG_NS16550_COM1        (CFG_ISA_IO + CFG_NS87308_UART1_BASE)
 251 #define CFG_NS16550_COM2        (CFG_ISA_IO + CFG_NS87308_UART2_BASE)
 252
 253 /*
 254  * PCI stuff
 255  */
 256 #define CONFIG_PCI                                /* include pci support */
 257 #define CONFIG_PCI_PNP                            /* pci plug-and-play */
 258 #define CONFIG_PCI_HOST         PCI_HOST_AUTO
 259 #undef  CONFIG_PCI_SCAN_SHOW
 260
 261 /*
 262  * Video console (graphic: SMI LynxEM, keyboard: i8042)
 263  */
 264 #define CONFIG_VIDEO
 265 #define CONFIG_CFB_CONSOLE
 266 #define CONFIG_VIDEO_SMI_LYNXEM
 267 #define CONFIG_I8042_KBD
 268 #define CONFIG_VIDEO_LOGO
 269 #define CONFIG_CONSOLE_TIME
 270 #define CONFIG_CONSOLE_EXTRA_INFO
 271 #define CONFIG_CONSOLE_CURSOR
 272 #define CFG_CONSOLE_BLINK_COUNT         30000    /* approx. 2 HZ */
 273
 274 /*
 275  * IDE/SCSI globals
 276  */
 277 #ifndef __ASSEMBLY__
 278 extern unsigned int    eltec_board;
 279 extern unsigned int    ata_reset_time;
 280 extern unsigned int    scsi_reset_time;
 281 extern unsigned short  scsi_dev_id;
 282 extern unsigned int    scsi_max_scsi_id;
 283 extern unsigned char   scsi_sym53c8xx_ccf;
 284 #endif
 285
 286 /*
 287  * ATAPI Support (experimental)
 288  */
 289 #define CONFIG_ATAPI
 290 #define CFG_IDE_MAXBUS          1                       /* max. 2 IDE busses    */
 291 #define CFG_IDE_MAXDEVICE       (CFG_IDE_MAXBUS*2)      /* max. 2 drives per IDE bus */
 292
 293 #define CFG_ATA_BASE_ADDR       CFG_60X_PCI_IO_OFFSET   /* base address */
 294 #define CFG_ATA_IDE0_OFFSET     0x1F0                   /* default ide0 offste */
 295 #define CFG_ATA_IDE1_OFFSET     0x170                   /* default ide1 offset */
 296 #define CFG_ATA_DATA_OFFSET     0                       /* data reg offset    */
 297 #define CFG_ATA_REG_OFFSET      0                       /* reg offset */
 298 #define CFG_ATA_ALT_OFFSET      0x200                   /* alternate register offset */
 299
 300 #define ATA_RESET_TIME          (ata_reset_time)
 301
 302 #undef  CONFIG_IDE_PCMCIA                               /* no pcmcia interface required */
 303 #undef  CONFIG_IDE_LED                                  /* no led for ide supported */
 304
 305 /*
 306  * SCSI support (experimental) only SYM53C8xx supported
 307  */
 308 #define CONFIG_SCSI_SYM53C8XX
 309 #define CONFIG_SCSI_DEV_ID      (scsi_dev_id)           /* 875 or 860 */
 310 #define CFG_SCSI_SYM53C8XX_CCF  (scsi_sym53c8xx_ccf)    /* value for none 40 mhz clocks */
 311 #define CFG_SCSI_MAX_LUN        8                       /* number of supported LUNs */
 312 #define CFG_SCSI_MAX_SCSI_ID    (scsi_max_scsi_id)      /* max SCSI ID (0-6) */
 313 #define CFG_SCSI_MAX_DEVICE     (15 * CFG_SCSI_MAX_LUN) /* max. Target devices */
 314 #define CFG_SCSI_SPIN_UP_TIME   (scsi_reset_time)
 315
 316 /*
 317  * Partion suppport
 318  */
 319 #define CONFIG_DOS_PARTITION
 320 #define CONFIG_MAC_PARTITION
 321 #define CONFIG_ISO_PARTITION
 322
 323 /*
 324  * Winbond Configuration
 325  */
 326 #define CFG_WINBOND_83C553      1                       /* has a winbond bridge */
 327 #define CFG_USE_WINBOND_IDE     0                       /* use winbond 83c553 internal ide */
 328 #define CFG_WINBOND_ISA_CFG_ADDR    0x80005800          /* pci-isa bridge config addr */
 329 #define CFG_WINBOND_IDE_CFG_ADDR    0x80005900          /* ide config addr */
 330
 331 /*
 332  * NS87308 Configuration
 333  */
 334 #define CFG_NS87308                    /* Nat Semi super-io cntr on ISA bus */
 335 #define CFG_NS87308_BADDR_10    1
 336 #define CFG_NS87308_DEVS        (CFG_NS87308_UART1   | \
 337                                  CFG_NS87308_UART2   | \
 338                                  CFG_NS87308_KBC1    | \
 339                                  CFG_NS87308_MOUSE   | \
 340                                  CFG_NS87308_FDC     | \
 341                                  CFG_NS87308_RARP    | \
 342                                  CFG_NS87308_GPIO    | \
 343                                  CFG_NS87308_POWRMAN | \
 344                                  CFG_NS87308_RTC_APC )
 345
 346 #define CFG_NS87308_PS2MOD
 347 #define CFG_NS87308_GPIO_BASE   0x0220
 348 #define CFG_NS87308_PWMAN_BASE  0x0460
 349 #define CFG_NS87308_PMC2        0x00        /* SuperI/O clock source is 24MHz via X1 */
 350
 351 /*
 352  * set up the NVRAM access registers
 353  * NVRAM's controlled by the configurable CS line from the 87308
 354  */
 355 #define CFG_NS87308_CS0_BASE    0x0076
 356 #define CFG_NS87308_CS0_CONF    0x40
 357 #define CFG_NS87308_CS1_BASE    0x0070
 358 #define CFG_NS87308_CS1_CONF    0x1C
 359 #define CFG_NS87308_CS2_BASE    0x0071
 360 #define CFG_NS87308_CS2_CONF    0x1C
 361
 362 #define CONFIG_RTC_MK48T59
 363
 364 /*
 365  * Initial BATs
 366  */
 367 #if 1
 368
 369 #define CFG_IBAT0L 0
 370 #define CFG_IBAT0U 0
 371 #define CFG_DBAT0L CFG_IBAT1L
 372 #define CFG_DBAT0U CFG_IBAT1U
 373
 374 #define CFG_IBAT1L 0
 375 #define CFG_IBAT1U 0
 376 #define CFG_DBAT1L CFG_IBAT1L
 377 #define CFG_DBAT1U CFG_IBAT1U
 378
 379 #define CFG_IBAT2L 0
 380 #define CFG_IBAT2U 0
 381 #define CFG_DBAT2L CFG_IBAT2L
 382 #define CFG_DBAT2U CFG_IBAT2U
 383
 384 #define CFG_IBAT3L 0
 385 #define CFG_IBAT3U 0
 386 #define CFG_DBAT3L CFG_IBAT3L
 387 #define CFG_DBAT3U CFG_IBAT3U
 388
 389 #else
 390
 391 /* SDRAM */
 392 #define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_RW)
 393 #define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
 394 #define CFG_DBAT0L CFG_IBAT1L
 395 #define CFG_DBAT0U CFG_IBAT1U
 396
 397 /* address range for flashes */
 398 #define CFG_IBAT1L (CFG_FLASH_BASE | BATL_RW | BATL_CACHEINHIBIT)
 399 #define CFG_IBAT1U (CFG_FLASH_BASE | BATU_BL_16M | BATU_VS | BATU_VP)
 400 #define CFG_DBAT1L CFG_IBAT1L
 401 #define CFG_DBAT1U CFG_IBAT1U
 402
 403 /* ISA IO space */
 404 #define CFG_IBAT2L (CFG_ISA_IO | BATL_RW | BATL_CACHEINHIBIT)
 405 #define CFG_IBAT2U (CFG_ISA_IO | BATU_BL_16M | BATU_VS | BATU_VP)
 406 #define CFG_DBAT2L CFG_IBAT2L
 407 #define CFG_DBAT2U CFG_IBAT2U
 408
 409 /* ISA memory space */
 410 #define CFG_IBAT3L (CFG_ISA_MEM | BATL_RW | BATL_CACHEINHIBIT)
 411 #define CFG_IBAT3U (CFG_ISA_MEM | BATU_BL_16M | BATU_VS | BATU_VP)
 412 #define CFG_DBAT3L CFG_IBAT3L
 413 #define CFG_DBAT3U CFG_IBAT3U
 414
 415 #endif
 416
 417 /*
 418  * Speed settings are board specific
 419  */
 420 #ifndef __ASSEMBLY__
 421 extern  unsigned long           bab7xx_get_bus_freq (void);
 422 extern  unsigned long           bab7xx_get_gclk_freq (void);
 423 #endif
 424 #define CFG_BUS_HZ              bab7xx_get_bus_freq()
 425 #define CFG_BUS_CLK             CFG_BUS_HZ
 426 #define CFG_CPU_CLK             bab7xx_get_gclk_freq()
 427
 428 /*
 429  * For booting Linux, the board info and command line data
 430  * have to be in the first 8 MB of memory, since this is
 431  * the maximum mapped by the Linux kernel during initialization.
 432  */
 433 #define CFG_BOOTMAPSZ           (8 << 20)           /* Initial Memory map for Linux */
 434
 435 /*
 436  * Cache Configuration
 437  */
 438 #define CFG_CACHELINE_SIZE        32    /* For all MPC74xx CPUs */
 439 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
 440 #define CFG_CACHELINE_SHIFT        5    /* log base 2 of the above value */
 441 #endif
 442
 443 /*
 444  * L2 Cache Configuration is board specific for BAB740/BAB750
 445  * Init values read from revision srom.
 446  */
 447 #undef  CFG_L2
 448 #define L2_INIT     (L2CR_L2SIZ_HM | L2CR_L2CLK_3 | L2CR_L2RAM_BURST | \
 449                      L2CR_L2OH_5   | L2CR_L2CTL   | L2CR_L2WT)
 450 #define L2_ENABLE   (L2_INIT | L2CR_L2E)
 451
 452 #define CFG_L2_BAB7xx
 453
 454 /*
 455  * Internal Definitions
 456  *
 457  * Boot Flags
 458  */
 459 #define BOOTFLAG_COLD           0x01    /* Normal Power-On: Boot from FLASH */
 460 #define BOOTFLAG_WARM           0x02    /* Software reboot */
 461
 462
 463 #define CONFIG_NET_MULTI                /* Multi ethernet cards support */
 464 #define CONFIG_TULIP
 465 #define CONFIG_TULIP_SELECT_MEDIA
 466
 467 #endif    /* __CONFIG_H */