include/configs/debris.h

   1 /*
   2  * (C) Copyright 2001, 2002
   3  * Sangmoon Kim, Etin Systems, dogoil@etinsys.com.
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 /* ------------------------------------------------------------------------- */
   9
  10 /*
  11  * board/config.h - configuration options, board specific
  12  */
  13
  14 #ifndef __CONFIG_H
  15 #define __CONFIG_H
  16
  17 #define CONFIG_SYS_TEXT_BASE    0xFFF00000
  18
  19 /* Environments */
  20
  21 /* bootargs */
  22 #define CONFIG_BOOTARGS \
  23         "console=ttyS0,9600 init=/linuxrc " \
  24         "root=/dev/nfs rw nfsroot=192.168.0.1:" \
  25         "/tftpboot/target " \
  26         "ip=192.168.0.2:192.168.0.1:192.168.0.1:" \
  27         "255.255.255.0:debris:eth0:none " \
  28         "mtdparts=phys:12m(root),-(kernel)"
  29
  30 /* bootcmd */
  31 #define CONFIG_BOOTCOMMAND \
  32         "tftp 800000 pImage; " \
  33         "setenv bootargs console=ttyS0,9600 init=/linuxrc " \
  34         "root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
  35         "ip=${ipaddr}:${serverip}:${gatewayip}:" \
  36         "${netmask}:${hostname}:eth0:none " \
  37         "mtdparts=phys:12m(root),-(kernel); " \
  38         "bootm 800000"
  39
  40 /* bootdelay */
  41 #define CONFIG_BOOTDELAY        5       /* autoboot 5s */
  42
  43 /* baudrate */
  44 #define CONFIG_BAUDRATE         9600    /* console baudrate = 9600bps   */
  45
  46 /* loads_echo */
  47 #define CONFIG_LOADS_ECHO       0       /* echo off for serial download */
  48
  49 /* ethaddr */
  50 #undef CONFIG_ETHADDR
  51
  52 /* eth2addr */
  53 #undef CONFIG_ETH2ADDR
  54
  55 /* eth3addr */
  56 #undef CONFIG_ETH3ADDR
  57
  58 /* ipaddr */
  59 #define CONFIG_IPADDR   192.168.0.2
  60
  61 /* serverip */
  62 #define CONFIG_SERVERIP 192.168.0.1
  63
  64 /* autoload */
  65 #undef CONFIG_SYS_AUTOLOAD
  66
  67 /* rootpath */
  68 #define CONFIG_ROOTPATH "/tftpboot/target"
  69
  70 /* gatewayip */
  71 #define CONFIG_GATEWAYIP 192.168.0.1
  72
  73 /* netmask */
  74 #define CONFIG_NETMASK 255.255.255.0
  75
  76 /* hostname */
  77 #define CONFIG_HOSTNAME debris
  78
  79 /* bootfile */
  80 #define CONFIG_BOOTFILE "pImage"
  81
  82 /* loadaddr */
  83 #define CONFIG_LOADADDR 800000
  84
  85 /* preboot */
  86 #undef CONFIG_PREBOOT
  87
  88 /* clocks_in_mhz */
  89 #undef CONFIG_CLOCKS_IN_MHZ
  90
  91
  92 /*
  93  * High Level Configuration Options
  94  * (easy to change)
  95  */
  96
  97 #define CONFIG_MPC824X          1
  98 #define CONFIG_MPC8245          1
  99 #define CONFIG_DEBRIS           1
 100
 101 #if 0
 102 #define USE_DINK32              1
 103 #else
 104 #undef USE_DINK32
 105 #endif
 106
 107 #define CONFIG_CONS_INDEX       1
 108 #define CONFIG_BAUDRATE         9600
 109 #define CONFIG_DRAM_SPEED       100             /* MHz */
 110
 111
 112 /*
 113  * BOOTP options
 114  */
 115 #define CONFIG_BOOTP_BOOTFILESIZE
 116 #define CONFIG_BOOTP_BOOTPATH
 117 #define CONFIG_BOOTP_GATEWAY
 118 #define CONFIG_BOOTP_HOSTNAME
 119
 120
 121 /*
 122  * Command line configuration.
 123  */
 124 #include <config_cmd_default.h>
 125
 126 #define CONFIG_CMD_ASKENV
 127 #define CONFIG_CMD_CACHE
 128 #define CONFIG_CMD_DATE
 129 #define CONFIG_CMD_DHCP
 130 #define CONFIG_CMD_DIAG
 131 #define CONFIG_CMD_EEPROM
 132 #define CONFIG_CMD_ELF
 133 #define CONFIG_CMD_I2C
 134 #define CONFIG_CMD_JFFS2
 135 #define CONFIG_CMD_KGDB
 136 #define CONFIG_CMD_PCI
 137 #define CONFIG_CMD_PING
 138 #define CONFIG_CMD_SAVES
 139 #define CONFIG_CMD_SDRAM
 140
 141
 142 /*
 143  * Miscellaneous configurable options
 144  */
 145 #define CONFIG_SYS_LONGHELP             1               /* undef to save memory         */
 146 #define CONFIG_SYS_PROMPT               "=> "           /* Monitor Command Prompt       */
 147 #define CONFIG_SYS_CBSIZE               256             /* Console I/O Buffer Size      */
 148 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)      /* Print Buffer Size    */
 149 #define CONFIG_SYS_MAXARGS              16              /* max number of command args   */
 150 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size    */
 151 #define CONFIG_SYS_LOAD_ADDR            0x00100000      /* default load address         */
 152 #define CONFIG_SYS_HZ                   1000            /* decrementer freq: 1 ms ticks */
 153
 154 /*-----------------------------------------------------------------------
 155  * PCI stuff
 156  *-----------------------------------------------------------------------
 157  */
 158 #define CONFIG_PCI                              /* include pci support          */
 159 #define CONFIG_PCI_INDIRECT_BRIDGE      /* indirect PCI bridge support */
 160 #define CONFIG_PCI_PNP
 161
 162 #define CONFIG_EEPRO100
 163 #define CONFIG_SYS_RX_ETH_BUFFER        8       /* use 8 rx buffer on eepro100  */
 164 #define CONFIG_EEPRO100_SROM_WRITE
 165
 166 #define PCI_ENET0_IOADDR        0x80000000
 167 #define PCI_ENET0_MEMADDR       0x80000000
 168 #define PCI_ENET1_IOADDR        0x81000000
 169 #define PCI_ENET1_MEMADDR       0x81000000
 170 /*-----------------------------------------------------------------------
 171  * Start addresses for the final memory configuration
 172  * (Set up by the startup code)
 173  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 174  */
 175 #define CONFIG_SYS_SDRAM_BASE           0x00000000
 176 #define CONFIG_SYS_MAX_RAM_SIZE 0x20000000
 177 #define CONFIG_VERY_BIG_RAM
 178
 179 #define CONFIG_SYS_RESET_ADDRESS        0xFFF00100
 180
 181 #if defined (USE_DINK32)
 182 #define CONFIG_SYS_MONITOR_LEN          0x00040000
 183 #define CONFIG_SYS_MONITOR_BASE 0x00090000
 184 #define CONFIG_SYS_RAMBOOT              1
 185 #define CONFIG_SYS_INIT_RAM_ADDR        (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
 186 #define CONFIG_SYS_INIT_RAM_SIZE        0x10000
 187 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 188 #define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
 189 #else
 190 #undef  CONFIG_SYS_RAMBOOT
 191 #define CONFIG_SYS_MONITOR_LEN          0x00040000
 192 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
 193
 194
 195 #define CONFIG_SYS_INIT_RAM_ADDR     0x40000000
 196 #define CONFIG_SYS_INIT_RAM_SIZE      0x1000
 197 #define CONFIG_SYS_GBL_DATA_OFFSET  (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 198
 199 #endif
 200
 201 #define CONFIG_SYS_FLASH_BASE           0x7C000000
 202 #define CONFIG_SYS_FLASH_SIZE           (16*1024*1024)  /* debris has tiny eeprom       */
 203
 204 #define CONFIG_SYS_MALLOC_LEN           (512 << 10)     /* Reserve 512 kB for malloc()  */
 205
 206 #define CONFIG_SYS_MEMTEST_START        0x00000000      /* memtest works on             */
 207 #define CONFIG_SYS_MEMTEST_END          0x04000000      /* 0 ... 32 MB in DRAM          */
 208
 209 #define CONFIG_SYS_EUMB_ADDR            0xFC000000
 210
 211 #define CONFIG_SYS_FLASH_RANGE_BASE     0xFF000000      /* flash memory address range   */
 212 #define CONFIG_SYS_FLASH_RANGE_SIZE     0x01000000
 213 #define FLASH_BASE0_PRELIM      0x7C000000      /* debris flash         */
 214
 215 /*
 216  * JFFS2 partitions
 217  *
 218  */
 219 /* No command line, one static partition, whole device */
 220 #undef CONFIG_CMD_MTDPARTS
 221 #define CONFIG_JFFS2_DEV                "nor0"
 222 #define CONFIG_JFFS2_PART_SIZE          0xFFFFFFFF
 223 #define CONFIG_JFFS2_PART_OFFSET        0x00000000
 224
 225 /* mtdparts command line support */
 226
 227 /* Use first bank for JFFS2, second bank contains U-Boot.
 228  *
 229  * Note: fake mtd_id's used, no linux mtd map file.
 230  */
 231 /*
 232 #define CONFIG_CMD_MTDPARTS
 233 #define MTDIDS_DEFAULT          "nor0=debris-0"
 234 #define MTDPARTS_DEFAULT        "mtdparts=debris-0:-(jffs2)"
 235 */
 236
 237 #define CONFIG_ENV_IS_IN_NVRAM      1
 238 #define CONFIG_ENV_OVERWRITE     1
 239 #define CONFIG_SYS_NVRAM_ACCESS_ROUTINE 1
 240 #define CONFIG_ENV_ADDR         0xFF000000 /* right at the start of NVRAM  */
 241 #define CONFIG_ENV_SIZE         0x400   /* Size of the Environment - 8K    */
 242 #define CONFIG_ENV_OFFSET               0       /* starting right at the beginning */
 243
 244 #define CONFIG_SYS_NVRAM_BASE_ADDR      0xff000000
 245
 246 /*
 247  * CONFIG_SYS_NVRAM_BASE_ADDR + CONFIG_SYS_NVRAM_VXWORKS_OFFS =
 248  * NV_RAM_ADDRS + NV_BOOT_OFFSET + NV_ENET_OFFSET
 249  */
 250 #define CONFIG_SYS_NVRAM_VXWORKS_OFFS   0x6900
 251
 252 /*
 253  * select i2c support configuration
 254  *
 255  * Supported configurations are {none, software, hardware} drivers.
 256  * If the software driver is chosen, there are some additional
 257  * configuration items that the driver uses to drive the port pins.
 258  */
 259 #define CONFIG_HARD_I2C         1               /* To enable I2C support        */
 260 #undef  CONFIG_SYS_I2C_SOFT                     /* I2C bit-banged */
 261 #define CONFIG_SYS_I2C_SPEED            400000          /* I2C speed and slave address  */
 262 #define CONFIG_SYS_I2C_SLAVE            0x7F
 263
 264 #ifdef CONFIG_SYS_I2C_SOFT
 265 #error "Soft I2C is not configured properly.  Please review!"
 266 #define CONFIG_SYS_I2C
 267 #define CONFIG_SYS_I2C_SOFT_SPEED       50000
 268 #define CONFIG_SYS_I2C_SOFT_SLAVE       0x7F
 269 #define I2C_PORT                3               /* Port A=0, B=1, C=2, D=3 */
 270 #define I2C_ACTIVE              (iop->pdir |=  0x00010000)
 271 #define I2C_TRISTATE            (iop->pdir &= ~0x00010000)
 272 #define I2C_READ                ((iop->pdat & 0x00010000) != 0)
 273 #define I2C_SDA(bit)            if(bit) iop->pdat |=  0x00010000; \
 274                                 else    iop->pdat &= ~0x00010000
 275 #define I2C_SCL(bit)            if(bit) iop->pdat |=  0x00020000; \
 276                                 else    iop->pdat &= ~0x00020000
 277 #define I2C_DELAY               udelay(5)       /* 1/4 I2C clock duration */
 278 #endif /* CONFIG_SYS_I2C_SOFT */
 279
 280 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x57            /* EEPROM IS24C02               */
 281 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  1               /* Bytes of address             */
 282 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS       3
 283 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   10      /* and takes up to 10 msec */
 284
 285 #define CONFIG_SYS_FLASH_BANKS          { FLASH_BASE0_PRELIM }
 286
 287 /*-----------------------------------------------------------------------
 288  * Definitions for initial stack pointer and data area (in DPRAM)
 289  */
 290
 291 /*
 292  * NS16550 Configuration
 293  */
 294 #define CONFIG_SYS_NS16550
 295 #define CONFIG_SYS_NS16550_SERIAL
 296
 297 #define CONFIG_SYS_NS16550_REG_SIZE     1
 298
 299 #define CONFIG_SYS_NS16550_CLK          7372800
 300
 301 #define CONFIG_SYS_NS16550_COM1 0xFF080000
 302 #define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_NS16550_COM1 + 8)
 303 #define CONFIG_SYS_NS16550_COM3 (CONFIG_SYS_NS16550_COM1 + 16)
 304 #define CONFIG_SYS_NS16550_COM4 (CONFIG_SYS_NS16550_COM1 + 24)
 305
 306 /*
 307  * Low Level Configuration Settings
 308  * (address mappings, register initial values, etc.)
 309  * You should know what you are doing if you make changes here.
 310  */
 311
 312 #define CONFIG_SYS_CLK_FREQ  33333333   /* external frequency to pll */
 313 #define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 3
 314
 315 #define CONFIG_SYS_DLL_EXTEND           0x00
 316 #define CONFIG_SYS_PCI_HOLD_DEL 0x20
 317
 318 #define CONFIG_SYS_ROMNAL       15      /* rom/flash next access time */
 319 #define CONFIG_SYS_ROMFAL       31      /* rom/flash access time */
 320
 321 #define CONFIG_SYS_REFINT       430     /* # of clocks between CBR refresh cycles */
 322
 323 #define CONFIG_SYS_DBUS_SIZE2   1       /* set for 8-bit RCS1, clear for 32,64 */
 324
 325 /* the following are for SDRAM only*/
 326 #define CONFIG_SYS_BSTOPRE      121     /* Burst To Precharge, sets open page interval */
 327 #define CONFIG_SYS_REFREC       8       /* Refresh to activate interval         */
 328 #define CONFIG_SYS_RDLAT        4       /* data latency from read command       */
 329 #define CONFIG_SYS_PRETOACT     3       /* Precharge to activate interval       */
 330 #define CONFIG_SYS_ACTTOPRE     5       /* Activate to Precharge interval       */
 331 #define CONFIG_SYS_ACTORW               3       /* Activate to R/W                      */
 332 #define CONFIG_SYS_SDMODE_CAS_LAT       3       /* SDMODE CAS latency                   */
 333 #define CONFIG_SYS_SDMODE_WRAP          0       /* SDMODE wrap type                     */
 334 #if 0
 335 #define CONFIG_SYS_SDMODE_BURSTLEN      2       /* OBSOLETE!  SDMODE Burst length 2=4, 3=8              */
 336 #endif
 337
 338 #define CONFIG_SYS_REGISTERD_TYPE_BUFFER   1
 339 #define CONFIG_SYS_EXTROM 1
 340 #define CONFIG_SYS_REGDIMM 0
 341
 342
 343 /* memory bank settings*/
 344 /*
 345  * only bits 20-29 are actually used from these vales to set the
 346  * start/end address the upper two bits will be 0, and the lower 20
 347  * bits will be set to 0x00000 for a start address, or 0xfffff for an
 348  * end address
 349  */
 350 #define CONFIG_SYS_BANK0_START          0x00000000
 351 #define CONFIG_SYS_BANK0_END            (0x4000000 - 1)
 352 #define CONFIG_SYS_BANK0_ENABLE 1
 353 #define CONFIG_SYS_BANK1_START          0x04000000
 354 #define CONFIG_SYS_BANK1_END            (0x8000000 - 1)
 355 #define CONFIG_SYS_BANK1_ENABLE 1
 356 #define CONFIG_SYS_BANK2_START          0x3ff00000
 357 #define CONFIG_SYS_BANK2_END            0x3fffffff
 358 #define CONFIG_SYS_BANK2_ENABLE 0
 359 #define CONFIG_SYS_BANK3_START          0x3ff00000
 360 #define CONFIG_SYS_BANK3_END            0x3fffffff
 361 #define CONFIG_SYS_BANK3_ENABLE 0
 362 #define CONFIG_SYS_BANK4_START          0x00000000
 363 #define CONFIG_SYS_BANK4_END            0x00000000
 364 #define CONFIG_SYS_BANK4_ENABLE 0
 365 #define CONFIG_SYS_BANK5_START          0x00000000
 366 #define CONFIG_SYS_BANK5_END            0x00000000
 367 #define CONFIG_SYS_BANK5_ENABLE 0
 368 #define CONFIG_SYS_BANK6_START          0x00000000
 369 #define CONFIG_SYS_BANK6_END            0x00000000
 370 #define CONFIG_SYS_BANK6_ENABLE 0
 371 #define CONFIG_SYS_BANK7_START          0x00000000
 372 #define CONFIG_SYS_BANK7_END            0x00000000
 373 #define CONFIG_SYS_BANK7_ENABLE 0
 374 /*
 375  * Memory bank enable bitmask, specifying which of the banks defined above
 376  are actually present. MSB is for bank #7, LSB is for bank #0.
 377  */
 378 #define CONFIG_SYS_BANK_ENABLE          0x01
 379
 380 #define CONFIG_SYS_ODCR         0x75    /* configures line driver impedances,   */
 381                                         /* see 8240 book for bit definitions    */
 382 #define CONFIG_SYS_PGMAX                0x32    /* how long the 8240 retains the        */
 383                                         /* currently accessed page in memory    */
 384                                         /* see 8240 book for details            */
 385
 386 /* SDRAM 0 - 256MB */
 387 #define CONFIG_SYS_IBAT0L       (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
 388 #define CONFIG_SYS_IBAT0U       (CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
 389
 390 /* stack in DCACHE @ 1GB (no backing mem) */
 391 #if defined(USE_DINK32)
 392 #define CONFIG_SYS_IBAT1L       (0x40000000 | BATL_PP_00 )
 393 #define CONFIG_SYS_IBAT1U       (0x40000000 | BATU_BL_128K )
 394 #else
 395 #define CONFIG_SYS_IBAT1L       (CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
 396 #define CONFIG_SYS_IBAT1U       (CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
 397 #endif
 398
 399 /* PCI memory */
 400 #define CONFIG_SYS_IBAT2L       (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
 401 #define CONFIG_SYS_IBAT2U       (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
 402
 403 /* Flash, config addrs, etc */
 404 #define CONFIG_SYS_IBAT3L       (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
 405 #define CONFIG_SYS_IBAT3U       (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
 406
 407 #define CONFIG_SYS_DBAT0L       CONFIG_SYS_IBAT0L
 408 #define CONFIG_SYS_DBAT0U       CONFIG_SYS_IBAT0U
 409 #define CONFIG_SYS_DBAT1L       CONFIG_SYS_IBAT1L
 410 #define CONFIG_SYS_DBAT1U       CONFIG_SYS_IBAT1U
 411 #define CONFIG_SYS_DBAT2L       CONFIG_SYS_IBAT2L
 412 #define CONFIG_SYS_DBAT2U       CONFIG_SYS_IBAT2U
 413 #define CONFIG_SYS_DBAT3L       CONFIG_SYS_IBAT3L
 414 #define CONFIG_SYS_DBAT3U       CONFIG_SYS_IBAT3U
 415
 416 /*
 417  * For booting Linux, the board info and command line data
 418  * have to be in the first 8 MB of memory, since this is
 419  * the maximum mapped by the Linux kernel during initialization.
 420  */
 421 #define CONFIG_SYS_BOOTMAPSZ            (8 << 20)       /* Initial Memory map for Linux */
 422 /*-----------------------------------------------------------------------
 423  * FLASH organization
 424  */
 425 #define CONFIG_SYS_MAX_FLASH_BANKS      1       /* max number of memory banks           */
 426 #define CONFIG_SYS_MAX_FLASH_SECT       256     /* max number of sectors on one chip    */
 427
 428 #define CONFIG_SYS_FLASH_ERASE_TOUT     120000  /* Timeout for Flash Erase (in ms)      */
 429 #define CONFIG_SYS_FLASH_WRITE_TOUT     500     /* Timeout for Flash Write (in ms)      */
 430
 431 /*-----------------------------------------------------------------------
 432  * Cache Configuration
 433  */
 434 #define CONFIG_SYS_CACHELINE_SIZE       32      /* For MPC8240 CPU                      */
 435 #if defined(CONFIG_CMD_KGDB)
 436 #  define CONFIG_SYS_CACHELINE_SHIFT    5       /* log base 2 of the above value */
 437 #endif
 438
 439 /* values according to the manual */
 440
 441 #define CONFIG_DRAM_50MHZ       1
 442 #define CONFIG_SDRAM_50MHZ
 443
 444 #define CONFIG_DISK_SPINUP_TIME 1000000
 445
 446 #endif  /* __CONFIG_H */