include/configs/ep8260.h

   1 /*
   2  * (C) Copyright 2002
   3  * Frank Panno <fpanno@delphintech.com>, Delphin Technology AG
   4  *
   5  * This file is based on similar values for other boards found in other
   6  * U-Boot config files, and some that I found in the EP8260 manual.
   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 /*
  28  * board/config.h - configuration options, board specific
  29  *
  30  * "EP8260 H, V.1.1"
  31  *      - 64M 60x Bus SDRAM
  32  *      - 32M Local Bus SDRAM
  33  *      - 16M Flash (4 x AM29DL323DB90WDI)
  34  *      - 128k NVRAM with RTC
  35  *
  36  * "EP8260 H2, V.1.3" (CONFIG_SYS_EP8260_H2)
  37  *      - 300MHz/133MHz/66MHz
  38  *      - 64M 60x Bus SDRAM
  39  *      - 32M Local Bus SDRAM
  40  *      - 32M Flash
  41  *      - 128k NVRAM with RTC
  42  */
  43
  44 #ifndef __CONFIG_H
  45 #define __CONFIG_H
  46
  47 /* Define this to enable support the EP8260 H2 version */
  48 #define CONFIG_SYS_EP8260_H2    1
  49 /* #undef CONFIG_SYS_EP8260_H2  */
  50
  51 #define CONFIG_SYS_TEXT_BASE    0xFFF00000
  52
  53 #define CONFIG_CPM2             1       /* Has a CPM2 */
  54
  55 /* What is the oscillator's (UX2) frequency in Hz? */
  56 #define CONFIG_8260_CLKIN  (66 * 1000 * 1000)
  57
  58 /*-----------------------------------------------------------------------
  59  * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual
  60  *-----------------------------------------------------------------------
  61  * What should MODCK_H be? It is dependent on the oscillator
  62  * frequency, MODCK[1-3], and desired CPM and core frequencies.
  63  * Here are some example values (all frequencies are in MHz):
  64  *
  65  * MODCK_H   MODCK[1-3]  Osc    CPM    Core
  66  * -------   ----------  ---    ---    ----
  67  * 0x2       0x2         33     133    133
  68  * 0x2       0x3         33     133    166
  69  * 0x2       0x4         33     133    200
  70  * 0x2       0x5         33     133    233
  71  * 0x2       0x6         33     133    266
  72  *
  73  * 0x5       0x5         66     133    133
  74  * 0x5       0x6         66     133    166
  75  * 0x5       0x7         66     133    200 *
  76  * 0x6       0x0         66     133    233
  77  * 0x6       0x1         66     133    266
  78  * 0x6       0x2         66     133    300
  79  */
  80 #ifdef CONFIG_SYS_EP8260_H2
  81 #define CONFIG_SYS_SBC_MODCK_H  (HRCW_MODCK_H0110)
  82 #else
  83 #define CONFIG_SYS_SBC_MODCK_H  (HRCW_MODCK_H0110)
  84 #endif
  85
  86 /* Define this if you want to boot from 0x00000100. If you don't define
  87  * this, you will need to program the bootloader to 0xfff00000, and
  88  * get the hardware reset config words at 0xfe000000. The simplest
  89  * way to do that is to program the bootloader at both addresses.
  90  * It is suggested that you just let U-Boot live at 0x00000000.
  91  */
  92 /* #define CONFIG_SYS_SBC_BOOT_LOW 1 */ /* only for HRCW */
  93 /* #undef CONFIG_SYS_SBC_BOOT_LOW */
  94
  95 /* The reset command will not work as expected if the reset address does
  96  * not point to the correct address.
  97  */
  98
  99 #define CONFIG_SYS_RESET_ADDRESS        0xFFF00100
 100
 101 /* What should the base address of the main FLASH be and how big is
 102  * it (in MBytes)? This must contain CONFIG_SYS_TEXT_BASE from board/ep8260/config.mk
 103  * The main FLASH is whichever is connected to *CS0. U-Boot expects
 104  * this to be the SIMM.
 105  */
 106 #ifdef CONFIG_SYS_EP8260_H2
 107 #define CONFIG_SYS_FLASH0_BASE 0xFE000000
 108 #define CONFIG_SYS_FLASH0_SIZE 32
 109 #else
 110 #define CONFIG_SYS_FLASH0_BASE 0xFF000000
 111 #define CONFIG_SYS_FLASH0_SIZE 16
 112 #endif
 113
 114 /* What should the base address of the secondary FLASH be and how big
 115  * is it (in Mbytes)? The secondary FLASH is whichever is connected
 116  * to *CS6. U-Boot expects this to be the on board FLASH. If you don't
 117  * want it enabled, don't define these constants.
 118  */
 119 #define CONFIG_SYS_FLASH1_BASE 0
 120 #define CONFIG_SYS_FLASH1_SIZE 0
 121 #undef CONFIG_SYS_FLASH1_BASE
 122 #undef CONFIG_SYS_FLASH1_SIZE
 123
 124 /* What should be the base address of SDRAM DIMM (60x bus) and how big is
 125  * it (in Mbytes)?
 126 */
 127 #define CONFIG_SYS_SDRAM0_BASE 0x00000000
 128 #define CONFIG_SYS_SDRAM0_SIZE 64
 129
 130 /* define CONFIG_SYS_LSDRAM if you want to enable the 32M SDRAM on the
 131  * local bus (8260 local bus is NOT cacheable!)
 132 */
 133 /* #define CONFIG_SYS_LSDRAM */
 134 #undef CONFIG_SYS_LSDRAM
 135
 136 #ifdef CONFIG_SYS_LSDRAM
 137 /* What should be the base address of SDRAM DIMM (local bus) and how big is
 138  * it (in Mbytes)?
 139 */
 140   #define CONFIG_SYS_SDRAM1_BASE 0x04000000
 141   #define CONFIG_SYS_SDRAM1_SIZE 32
 142 #else
 143   #define CONFIG_SYS_SDRAM1_BASE 0
 144   #define CONFIG_SYS_SDRAM1_SIZE 0
 145   #undef CONFIG_SYS_SDRAM1_BASE
 146   #undef CONFIG_SYS_SDRAM1_SIZE
 147 #endif /* CONFIG_SYS_LSDRAM */
 148
 149 /* What should be the base address of NVRAM and how big is
 150  * it (in Bytes)
 151  */
 152 #define CONFIG_SYS_NVRAM_BASE_ADDR  0xFA080000
 153 #define CONFIG_SYS_NVRAM_SIZE       (128*1024)-16
 154
 155 /* The RTC is a Dallas DS1556
 156  */
 157 #define CONFIG_RTC_DS1556
 158
 159 /* What should be the base address of the LEDs and switch S0?
 160  * If you don't want them enabled, don't define this.
 161  */
 162 #define CONFIG_SYS_LED_BASE 0x00000000
 163 #undef CONFIG_SYS_LED_BASE
 164
 165 /*
 166  * select serial console configuration
 167  *
 168  * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
 169  * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
 170  * for SCC).
 171  *
 172  * if CONFIG_CONS_NONE is defined, then the serial console routines must
 173  * defined elsewhere.
 174  */
 175 #define CONFIG_CONS_ON_SMC          /* define if console on SMC */
 176 #undef  CONFIG_CONS_ON_SCC          /* define if console on SCC */
 177 #undef  CONFIG_CONS_NONE            /* define if console on neither */
 178 #define CONFIG_CONS_INDEX    1      /* which SMC/SCC channel for console */
 179
 180 /*
 181  * select ethernet configuration
 182  *
 183  * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
 184  * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
 185  * for FCC)
 186  *
 187  * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
 188  * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
 189  */
 190 #undef  CONFIG_ETHER_ON_SCC           /* define if ethernet on SCC    */
 191 #define CONFIG_ETHER_ON_FCC           /* define if ethernet on FCC    */
 192 #undef  CONFIG_ETHER_NONE             /* define if ethernet on neither */
 193 #define CONFIG_ETHER_INDEX      3     /* which SCC/FCC channel for ethernet */
 194
 195 #if ( CONFIG_ETHER_INDEX == 3 )
 196
 197 /*
 198  * - Rx-CLK is CLK15
 199  * - Tx-CLK is CLK16
 200  * - RAM for BD/Buffers is on the local Bus (see 28-13)
 201  * - Enable Half Duplex in FSMR
 202  */
 203 # define CONFIG_SYS_CMXFCR_MASK (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK)
 204 # define CONFIG_SYS_CMXFCR_VALUE        (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16)
 205
 206 /*
 207  * - RAM for BD/Buffers is on the local Bus (see 28-13)
 208  */
 209 #ifdef CONFIG_SYS_LSDRAM
 210   #define CONFIG_SYS_CPMFCR_RAMTYPE     3
 211 #else /* CONFIG_SYS_LSDRAM */
 212   #define CONFIG_SYS_CPMFCR_RAMTYPE     0
 213 #endif /* CONFIG_SYS_LSDRAM */
 214
 215 /* - Enable Half Duplex in FSMR */
 216 /* # define CONFIG_SYS_FCC_PSMR         (FCC_PSMR_FDE|FCC_PSMR_LPB) */
 217 # define CONFIG_SYS_FCC_PSMR            0
 218
 219 #else /* CONFIG_ETHER_INDEX */
 220 # error "on EP8260 ethernet must be FCC3"
 221 #endif /* CONFIG_ETHER_INDEX */
 222
 223 /*
 224  * select i2c support configuration
 225  *
 226  * Supported configurations are {none, software, hardware} drivers.
 227  * If the software driver is chosen, there are some additional
 228  * configuration items that the driver uses to drive the port pins.
 229  */
 230 #undef  CONFIG_HARD_I2C                 /* I2C with hardware support    */
 231 #define CONFIG_SOFT_I2C         1       /* I2C bit-banged               */
 232 #define CONFIG_SYS_I2C_SPEED            400000  /* I2C speed and slave address  */
 233 #define CONFIG_SYS_I2C_SLAVE            0x7F
 234
 235 /*
 236  * Software (bit-bang) I2C driver configuration
 237  */
 238 #ifdef CONFIG_SOFT_I2C
 239 #define I2C_PORT        3               /* Port A=0, B=1, C=2, D=3 */
 240 #define I2C_ACTIVE      (iop->pdir |=  0x00010000)
 241 #define I2C_TRISTATE    (iop->pdir &= ~0x00010000)
 242 #define I2C_READ        ((iop->pdat & 0x00010000) != 0)
 243 #define I2C_SDA(bit)    if(bit) iop->pdat |=  0x00010000; \
 244                         else    iop->pdat &= ~0x00010000
 245 #define I2C_SCL(bit)    if(bit) iop->pdat |=  0x00020000; \
 246                         else    iop->pdat &= ~0x00020000
 247 #define I2C_DELAY       udelay(5)       /* 1/4 I2C clock duration */
 248 #endif /* CONFIG_SOFT_I2C */
 249
 250 /* #define CONFIG_RTC_DS174x */
 251
 252 /* Define this to reserve an entire FLASH sector (256 KB) for
 253  * environment variables. Otherwise, the environment will be
 254  * put in the same sector as U-Boot, and changing variables
 255  * will erase U-Boot temporarily
 256  */
 257 #define CONFIG_ENV_IN_OWN_SECT
 258
 259 /* Define to allow the user to overwrite serial and ethaddr */
 260 #define CONFIG_ENV_OVERWRITE
 261
 262 /* What should the console's baud rate be? */
 263 #ifdef CONFIG_SYS_EP8260_H2
 264 #define CONFIG_BAUDRATE         9600
 265 #else
 266 #define CONFIG_BAUDRATE         115200
 267 #endif
 268
 269 /* Ethernet MAC address */
 270 #define CONFIG_ETHADDR          00:10:EC:00:30:8C
 271
 272 #define CONFIG_IPADDR           192.168.254.130
 273 #define CONFIG_SERVERIP         192.168.254.49
 274
 275 /* Set to a positive value to delay for running BOOTCOMMAND */
 276 #define CONFIG_BOOTDELAY        -1
 277
 278 /* undef this to save memory */
 279 #define CONFIG_SYS_LONGHELP
 280
 281 /* Monitor Command Prompt       */
 282 #define CONFIG_SYS_PROMPT              "=> "
 283
 284 /* Define this variable to enable the "hush" shell (from
 285    Busybox) as command line interpreter, thus enabling
 286    powerful command line syntax like
 287    if...then...else...fi conditionals or `&&' and '||'
 288    constructs ("shell scripts").
 289    If undefined, you get the old, much simpler behaviour
 290    with a somewhat smapper memory footprint.
 291 */
 292 #define CONFIG_SYS_HUSH_PARSER
 293 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
 294
 295
 296 /*
 297  * BOOTP options
 298  */
 299 #define CONFIG_BOOTP_BOOTFILESIZE
 300 #define CONFIG_BOOTP_BOOTPATH
 301 #define CONFIG_BOOTP_GATEWAY
 302 #define CONFIG_BOOTP_HOSTNAME
 303
 304
 305 /*
 306  * Command line configuration.
 307  */
 308 #include <config_cmd_default.h>
 309
 310 #define CONFIG_CMD_ASKENV
 311 #define CONFIG_CMD_BEDBUG
 312 #define CONFIG_CMD_CACHE
 313 #define CONFIG_CMD_CDP
 314 #define CONFIG_CMD_DATE
 315 #define CONFIG_CMD_DIAG
 316 #define CONFIG_CMD_ELF
 317 #define CONFIG_CMD_FAT
 318 #define CONFIG_CMD_I2C
 319 #define CONFIG_CMD_IMMAP
 320 #define CONFIG_CMD_IRQ
 321 #define CONFIG_CMD_PING
 322 #define CONFIG_CMD_PORTIO
 323 #define CONFIG_CMD_REGINFO
 324 #define CONFIG_CMD_SAVES
 325 #define CONFIG_CMD_SDRAM
 326 #define CONFIG_CMD_SNTP
 327
 328 #undef CONFIG_CMD_DCR
 329 #undef CONFIG_CMD_XIMG
 330
 331 /* Where do the internal registers live? */
 332 #define CONFIG_SYS_IMMR               0xF0000000
 333 #define CONFIG_SYS_DEFAULT_IMMR       0x00010000
 334
 335 /* Where do the on board registers (CS4) live? */
 336 #define CONFIG_SYS_REGS_BASE          0xFA000000
 337
 338 /*****************************************************************************
 339  *
 340  * You should not have to modify any of the following settings
 341  *
 342  *****************************************************************************/
 343
 344 #define CONFIG_MPC8260          1       /* This is an MPC8260 CPU   */
 345 #define CONFIG_EP8260           11      /* on an Embedded Planet EP8260 Board, Rev. 11 */
 346
 347 #define CONFIG_BOARD_EARLY_INIT_F 1         /* Call board_early_init_f  */
 348
 349 /*
 350  * Miscellaneous configurable options
 351  */
 352 #if defined(CONFIG_CMD_KGDB)
 353 #  define CONFIG_SYS_CBSIZE              1024       /* Console I/O Buffer Size      */
 354 #else
 355 #  define CONFIG_SYS_CBSIZE              256        /* Console I/O Buffer Size      */
 356 #endif
 357
 358 /* Print Buffer Size */
 359 #define CONFIG_SYS_PBSIZE        (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT)+16)
 360
 361 #define CONFIG_SYS_MAXARGS       8            /* max number of command args   */
 362
 363 #define CONFIG_SYS_BARGSIZE      CONFIG_SYS_CBSIZE   /* Boot Argument Buffer Size    */
 364
 365 #ifdef CONFIG_SYS_LSDRAM
 366   #define CONFIG_SYS_MEMTEST_START 0x04000000   /* memtest works on  */
 367   #define CONFIG_SYS_MEMTEST_END   0x06000000   /* 64-96 MB in SDRAM */
 368 #else
 369   #define CONFIG_SYS_MEMTEST_START 0x00000000   /* memtest works on  */
 370   #define CONFIG_SYS_MEMTEST_END   0x02000000   /* 0-32 MB in SDRAM */
 371 #endif /* CONFIG_SYS_LSDRAM */
 372
 373 #define CONFIG_CLOCKS_IN_MHZ    1      /* clocks passsed to Linux in MHz */
 374
 375 #define CONFIG_SYS_LOAD_ADDR     0x00100000   /* default load address */
 376 #define CONFIG_SYS_TFTP_LOADADDR 0x00100000   /* default load address for network file downloads */
 377
 378 #define CONFIG_SYS_HZ            1000         /* decrementer freq: 1 ms ticks */
 379
 380 /* valid baudrates */
 381 #define CONFIG_SYS_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }
 382
 383 /*
 384  * Low Level Configuration Settings
 385  * (address mappings, register initial values, etc.)
 386  * You should know what you are doing if you make changes here.
 387  */
 388
 389 #define CONFIG_SYS_FLASH_BASE    CONFIG_SYS_FLASH0_BASE
 390 #define CONFIG_SYS_SDRAM_BASE    CONFIG_SYS_SDRAM0_BASE
 391
 392 /*-----------------------------------------------------------------------
 393  * Hard Reset Configuration Words
 394  */
 395
 396 #if defined(CONFIG_SYS_SBC_BOOT_LOW)
 397 #  define  CONFIG_SYS_SBC_HRCW_BOOT_FLAGS  (HRCW_CIP | HRCW_BMS)
 398 #else
 399 #  define  CONFIG_SYS_SBC_HRCW_BOOT_FLAGS  (0x00000000)
 400 #endif /* defined(CONFIG_SYS_SBC_BOOT_LOW) */
 401
 402 #ifdef CONFIG_SYS_EP8260_H2
 403 /* get the HRCW ISB field from CONFIG_SYS_DEFAULT_IMMR */
 404 #define CONFIG_SYS_SBC_HRCW_IMMR ( ((CONFIG_SYS_DEFAULT_IMMR & 0x10000000) >> 10) |\
 405                             ((CONFIG_SYS_DEFAULT_IMMR & 0x01000000) >> 7)  |\
 406                             ((CONFIG_SYS_DEFAULT_IMMR & 0x00100000) >> 4) )
 407
 408 #define CONFIG_SYS_HRCW_MASTER (HRCW_EBM                |\
 409                          HRCW_L2CPC01            |\
 410                          CONFIG_SYS_SBC_HRCW_IMMR       |\
 411                          HRCW_APPC10             |\
 412                          HRCW_CS10PC01           |\
 413                          CONFIG_SYS_SBC_MODCK_H  |\
 414                          CONFIG_SYS_SBC_HRCW_BOOT_FLAGS)
 415 #else
 416 #define CONFIG_SYS_HRCW_MASTER 0x10400245
 417 #endif
 418
 419 /* no slaves */
 420 #define CONFIG_SYS_HRCW_SLAVE1 0
 421 #define CONFIG_SYS_HRCW_SLAVE2 0
 422 #define CONFIG_SYS_HRCW_SLAVE3 0
 423 #define CONFIG_SYS_HRCW_SLAVE4 0
 424 #define CONFIG_SYS_HRCW_SLAVE5 0
 425 #define CONFIG_SYS_HRCW_SLAVE6 0
 426 #define CONFIG_SYS_HRCW_SLAVE7 0
 427
 428 /*-----------------------------------------------------------------------
 429  * Definitions for initial stack pointer and data area (in DPRAM)
 430  */
 431 #define CONFIG_SYS_INIT_RAM_ADDR       CONFIG_SYS_IMMR
 432 #define CONFIG_SYS_INIT_RAM_SIZE        0x4000  /* Size of used area in DPRAM    */
 433 #define CONFIG_SYS_GBL_DATA_OFFSET    (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 434 #define CONFIG_SYS_INIT_SP_OFFSET      CONFIG_SYS_GBL_DATA_OFFSET
 435
 436 /*-----------------------------------------------------------------------
 437  * Start addresses for the final memory configuration
 438  * (Set up by the startup code)
 439  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 440  * Note also that the logic that sets CONFIG_SYS_RAMBOOT is platform dependent.
 441  */
 442 #define CONFIG_SYS_MONITOR_BASE          CONFIG_SYS_TEXT_BASE
 443
 444
 445 #if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
 446 #  define CONFIG_SYS_RAMBOOT
 447 #endif
 448
 449 #define CONFIG_SYS_MONITOR_LEN      (256 << 10)     /* Reserve 256 kB for Monitor   */
 450 #define CONFIG_SYS_MALLOC_LEN       (128 << 10)     /* Reserve 128 kB for malloc()  */
 451
 452 /*
 453  * For booting Linux, the board info and command line data
 454  * have to be in the first 8 MB of memory, since this is
 455  * the maximum mapped by the Linux kernel during initialization.
 456  */
 457 #define CONFIG_SYS_BOOTMAPSZ        (8 << 20)       /* Initial Memory map for Linux */
 458
 459 /*-----------------------------------------------------------------------
 460  * FLASH and environment organization
 461  */
 462 #define CONFIG_SYS_MAX_FLASH_BANKS   1       /* max number of memory banks         */
 463 #ifdef CONFIG_SYS_EP8260_H2
 464 #define CONFIG_SYS_MAX_FLASH_SECT    128      /* max number of sectors on one chip  */
 465 #else
 466 #define CONFIG_SYS_MAX_FLASH_SECT    71      /* max number of sectors on one chip  */
 467 #endif
 468
 469 #ifdef CONFIG_SYS_EP8260_H2
 470 #define CONFIG_SYS_FLASH_ERASE_TOUT  240000  /* Timeout for Flash Erase (in ms)    */
 471 #define CONFIG_SYS_FLASH_WRITE_TOUT  500     /* Timeout for Flash Write (in ms)    */
 472 #else
 473 #define CONFIG_SYS_FLASH_ERASE_TOUT  8000    /* Timeout for Flash Erase (in ms)    */
 474 #define CONFIG_SYS_FLASH_WRITE_TOUT  1       /* Timeout for Flash Write (in ms)    */
 475 #endif
 476
 477 #ifndef CONFIG_SYS_RAMBOOT
 478 #  define CONFIG_ENV_IS_IN_FLASH  1
 479
 480 #  ifdef CONFIG_ENV_IN_OWN_SECT
 481 #    define CONFIG_ENV_ADDR       (CONFIG_SYS_MONITOR_BASE + 0x40000)
 482 #    define CONFIG_ENV_SECT_SIZE  0x40000
 483 #  else
 484 #    define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN - CONFIG_ENV_SECT_SIZE)
 485 #    define CONFIG_ENV_SIZE       0x1000  /* Total Size of Environment Sector */
 486 #    define CONFIG_ENV_SECT_SIZE  0x10000 /* see README - env sect real size */
 487 #  endif /* CONFIG_ENV_IN_OWN_SECT */
 488 #else
 489 #  define CONFIG_ENV_IS_IN_NVRAM  1
 490 #  define CONFIG_ENV_ADDR         (CONFIG_SYS_MONITOR_BASE - 0x1000)
 491 #  define CONFIG_ENV_SIZE         0x200
 492 #endif /* CONFIG_SYS_RAMBOOT */
 493
 494 /*-----------------------------------------------------------------------
 495  * Cache Configuration
 496  */
 497 #define CONFIG_SYS_CACHELINE_SIZE      32      /* For MPC8260 CPU */
 498
 499 #if defined(CONFIG_CMD_KGDB)
 500 #  define CONFIG_SYS_CACHELINE_SHIFT     5     /* log base 2 of the above value */
 501 #endif
 502
 503 /*-----------------------------------------------------------------------
 504  * HIDx - Hardware Implementation-dependent Registers                    2-11
 505  *-----------------------------------------------------------------------
 506  * HID0 also contains cache control - initially enable both caches and
 507  * invalidate contents, then the final state leaves only the instruction
 508  * cache enabled. Note that Power-On and Hard reset invalidate the caches,
 509  * but Soft reset does not.
 510  *
 511  * HID1 has only read-only information - nothing to set.
 512  */
 513 #define CONFIG_SYS_HID0_INIT   (HID0_ICE  |\
 514                          HID0_DCE  |\
 515                          HID0_ICFI |\
 516                          HID0_DCI  |\
 517                          HID0_IFEM |\
 518                          HID0_ABE)
 519 #ifdef CONFIG_SYS_LSDRAM
 520 /* 8260 local bus is NOT cacheable */
 521 #define CONFIG_SYS_HID0_FINAL  (/*HID0_ICE  |*/\
 522                          HID0_IFEM |\
 523                          HID0_ABE  |\
 524                          HID0_EMCP)
 525 #else /* !CONFIG_SYS_LSDRAM */
 526 #define CONFIG_SYS_HID0_FINAL  (HID0_ICE  |\
 527                          HID0_IFEM |\
 528                          HID0_ABE  |\
 529                          HID0_EMCP)
 530 #endif /* CONFIG_SYS_LSDRAM */
 531
 532 #define CONFIG_SYS_HID2        0
 533
 534 /*-----------------------------------------------------------------------
 535  * RMR - Reset Mode Register
 536  *-----------------------------------------------------------------------
 537  */
 538 #define CONFIG_SYS_RMR         0
 539
 540 /*-----------------------------------------------------------------------
 541  * BCR - Bus Configuration                                       4-25
 542  *-----------------------------------------------------------------------
 543  */
 544 #define CONFIG_SYS_BCR         (BCR_EBM   |\
 545                          BCR_PLDP  |\
 546                          BCR_EAV   |\
 547                          BCR_NPQM0)
 548
 549 /*-----------------------------------------------------------------------
 550  * SIUMCR - SIU Module Configuration                             4-31
 551  *-----------------------------------------------------------------------
 552  */
 553 #define CONFIG_SYS_SIUMCR      (SIUMCR_L2CPC01 |\
 554                          SIUMCR_APPC10  |\
 555                          SIUMCR_CS10PC01)
 556
 557 /*-----------------------------------------------------------------------
 558  * SYPCR - System Protection Control                            11-9
 559  * SYPCR can only be written once after reset!
 560  *-----------------------------------------------------------------------
 561  * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
 562  */
 563 #ifdef CONFIG_SYS_EP8260_H2
 564 /* TBD: Find out why setting the BMT to 0xff causes the FCC to
 565  * generate TX buffer underrun errors for large packets under
 566  * Linux
 567  */
 568 #define CONFIG_SYS_SYPCR_BMT    0x00000600
 569 #else
 570 #define CONFIG_SYS_SYPCR_BMT    SYPCR_BMT
 571 #endif
 572
 573 #ifdef CONFIG_SYS_LSDRAM
 574 #define CONFIG_SYS_SYPCR       (SYPCR_SWTC |\
 575                          CONFIG_SYS_SYPCR_BMT  |\
 576                          SYPCR_PBME |\
 577                          SYPCR_LBME |\
 578                          SYPCR_SWP)
 579 #else
 580 #define CONFIG_SYS_SYPCR       (SYPCR_SWTC |\
 581                          CONFIG_SYS_SYPCR_BMT  |\
 582                          SYPCR_PBME |\
 583                          SYPCR_SWP)
 584 #endif
 585
 586 /*-----------------------------------------------------------------------
 587  * TMCNTSC - Time Counter Status and Control                     4-40
 588  *-----------------------------------------------------------------------
 589  * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
 590  * and enable Time Counter
 591  */
 592 #define CONFIG_SYS_TMCNTSC     (TMCNTSC_SEC |\
 593                          TMCNTSC_ALR |\
 594                          TMCNTSC_TCF |\
 595                          TMCNTSC_TCE)
 596
 597 /*-----------------------------------------------------------------------
 598  * PISCR - Periodic Interrupt Status and Control                 4-42
 599  *-----------------------------------------------------------------------
 600  * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
 601  * Periodic timer
 602  */
 603 #ifdef CONFIG_SYS_EP8260_H2
 604 #define CONFIG_SYS_PISCR       (PISCR_PS  |\
 605                          PISCR_PTF |\
 606                          PISCR_PTE)
 607 #else
 608 #define CONFIG_SYS_PISCR        0
 609 #endif
 610
 611 /*-----------------------------------------------------------------------
 612  * SCCR - System Clock Control                                   9-8
 613  *-----------------------------------------------------------------------
 614  */
 615 #ifdef CONFIG_SYS_EP8260_H2
 616 #define CONFIG_SYS_SCCR        (SCCR_DFBRG00)
 617 #else
 618 #define CONFIG_SYS_SCCR        (SCCR_DFBRG01)
 619 #endif
 620
 621 /*-----------------------------------------------------------------------
 622  * RCCR - RISC Controller Configuration                         13-7
 623  *-----------------------------------------------------------------------
 624  */
 625 #define CONFIG_SYS_RCCR        0
 626
 627 /*-----------------------------------------------------------------------
 628  * MPTPR - Memory Refresh Timer Prescale Register               10-32
 629  *-----------------------------------------------------------------------
 630  */
 631 #define CONFIG_SYS_MPTPR        (0x0A00 & MPTPR_PTP_MSK)
 632
 633 /*
 634  * Init Memory Controller:
 635  *
 636  * Bank Bus     Machine PortSz  Device
 637  * ---- ---     ------- ------  ------
 638  *  0   60x     GPCM    64 bit  FLASH (BGA - 16MB AMD AM29DL323DB90WDI)
 639  *  1   60x     SDRAM   64 bit  SDRAM (BGA - 64MB Micron 48LC8M16A2TG)
 640  *  2   Local   SDRAM   32 bit  SDRAM (BGA - 32MB Micron 48LC8M16A2TG)
 641  *  3   unused
 642  *  4   60x     GPCM     8 bit  Board Regs, NVRTC
 643  *  5   unused
 644  *  6   unused
 645  *  7   unused
 646  *  8   PCMCIA
 647  *  9   unused
 648  * 10   unused
 649  * 11   unused
 650 */
 651
 652 /*-----------------------------------------------------------------------
 653  * BRx - Base Register
 654  *     Ref: Section 10.3.1 on page 10-14
 655  * ORx - Option Register
 656  *     Ref: Section 10.3.2 on page 10-18
 657  *-----------------------------------------------------------------------
 658  */
 659
 660 /* Bank 0 - FLASH
 661  *
 662  */
 663 #define CONFIG_SYS_BR0_PRELIM  ((CONFIG_SYS_FLASH0_BASE & BRx_BA_MSK) |\
 664                          BRx_PS_64                      |\
 665                          BRx_DECC_NONE                  |\
 666                          BRx_MS_GPCM_P                  |\
 667                          BRx_V)
 668
 669 #define CONFIG_SYS_OR0_PRELIM  (MEG_TO_AM(CONFIG_SYS_FLASH0_SIZE)     |\
 670                          ORxG_CSNT                      |\
 671                          ORxG_ACS_DIV1                  |\
 672                          ORxG_SCY_8_CLK                 |\
 673                          ORxG_EHTR)
 674
 675 /* Bank 1 - SDRAM
 676  * PSDRAM
 677  */
 678 #define CONFIG_SYS_BR1_PRELIM  ((CONFIG_SYS_SDRAM0_BASE & BRx_BA_MSK) |\
 679                          BRx_PS_64                      |\
 680                          BRx_MS_SDRAM_P                 |\
 681                          BRx_V)
 682
 683 #define CONFIG_SYS_OR1_PRELIM  (MEG_TO_AM(CONFIG_SYS_SDRAM0_SIZE)     |\
 684                          ORxS_BPD_4                     |\
 685                          ORxS_ROWST_PBI1_A6             |\
 686                          ORxS_NUMR_12)
 687
 688 #ifdef CONFIG_SYS_EP8260_H2
 689 #define CONFIG_SYS_PSDMR       0xC34E246E
 690 #else
 691 #define CONFIG_SYS_PSDMR       0xC34E2462
 692 #endif
 693
 694 #define CONFIG_SYS_PSRT 0x64
 695
 696 #ifdef CONFIG_SYS_LSDRAM
 697 /* Bank 2 - SDRAM
 698  * LSDRAM
 699  */
 700
 701   #define CONFIG_SYS_BR2_PRELIM  ((CONFIG_SYS_SDRAM1_BASE & BRx_BA_MSK) |\
 702                            BRx_PS_32                      |\
 703                            BRx_MS_SDRAM_L                 |\
 704                            BRx_V)
 705
 706   #define CONFIG_SYS_OR2_PRELIM  (MEG_TO_AM(CONFIG_SYS_SDRAM1_SIZE)     |\
 707                            ORxS_BPD_4                     |\
 708                            ORxS_ROWST_PBI0_A9             |\
 709                            ORxS_NUMR_12)
 710
 711   #define CONFIG_SYS_LSDMR      0x416A2562
 712   #define CONFIG_SYS_LSRT       0x64
 713 #else
 714   #define CONFIG_SYS_LSRT       0x0
 715 #endif /* CONFIG_SYS_LSDRAM */
 716
 717 /* Bank 4 - On board registers
 718  * NVRTC and BCSR
 719  */
 720 #define CONFIG_SYS_BR4_PRELIM   ((CONFIG_SYS_REGS_BASE & BRx_BA_MSK)  |\
 721                            BRx_PS_8                     |\
 722                            BRx_MS_GPCM_P                |\
 723                            BRx_V)
 724 /*
 725 #define CONFIG_SYS_OR4_PRELIM    (ORxG_AM_MSK                 |\
 726                            ORxG_CSNT                   |\
 727                            ORxG_ACS_DIV1               |\
 728                            ORxG_SCY_10_CLK              |\
 729                            ORxG_TRLX)
 730 */
 731 #define CONFIG_SYS_OR4_PRELIM 0xfff00854
 732
 733 #ifdef _NOT_USED_SINCE_NOT_WORKING_
 734 /* Bank 8 - On board registers
 735  * PCMCIA (currently not working!)
 736  */
 737 #define CONFIG_SYS_BR8_PRELIM   ((CONFIG_SYS_REGS_BASE & BRx_BA_MSK)  |\
 738                            BRx_PS_16                     |\
 739                            BRx_MS_GPCM_P                |\
 740                            BRx_V)
 741
 742 #define CONFIG_SYS_OR8_PRELIM    (ORxG_AM_MSK                 |\
 743                            ORxG_CSNT                   |\
 744                            ORxG_ACS_DIV1               |\
 745                            ORxG_SETA                   |\
 746                            ORxG_SCY_10_CLK)
 747 #endif
 748
 749 /*
 750  * JFFS2 partitions
 751  *
 752  */
 753 /* No command line, one static partition, whole device */
 754 #undef CONFIG_CMD_MTDPARTS
 755 #define CONFIG_JFFS2_DEV                "nor0"
 756 #define CONFIG_JFFS2_PART_SIZE          0xFFFFFFFF
 757 #define CONFIG_JFFS2_PART_OFFSET        0x00000000
 758
 759 /* mtdparts command line support */
 760 /* Note: fake mtd_id used, no linux mtd map file */
 761 /*
 762 #define CONFIG_CMD_MTDPARTS
 763 #define MTDIDS_DEFAULT          ""
 764 #define MTDPARTS_DEFAULT        ""
 765 */
 766
 767 #endif  /* __CONFIG_H */