include/configs/SPD823TS.h

   1 /*
   2  * (C) Copyright 2000
   3  * Wolfgang Denk, DENX Software Engineering, wd@denx.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 /*
  32  * High Level Configuration Options
  33  * (easy to change)
  34  */
  35
  36 #define CONFIG_MPC823           1       /* This is a MPC823 CPU         */
  37 #define CONFIG_SPD823TS         1       /* ...on a SPD823TS board       */
  38
  39 #define CONFIG_8xx_CONS_SMC1    1       /* Console is on SMC1           */
  40 #undef  CONFIG_8xx_CONS_SMC2
  41 #undef  CONFIG_8xx_CONS_NONE
  42 #define CONFIG_BAUDRATE         115200
  43 #if 0
  44 #define CONFIG_BOOTDELAY        -1      /* autoboot disabled            */
  45 #else
  46 #define CONFIG_BOOTDELAY        5       /* autoboot after 5 seconds     */
  47 #endif
  48
  49 #define CONFIG_CLOCKS_IN_MHZ    1       /* clocks passsed to Linux in MHz */
  50
  51 #define CONFIG_BOOTCOMMAND      "bootp" /* autoboot command             */
  52
  53 #define CONFIG_BOOTARGS         "root=/dev/nfs rw "                     \
  54                                 "nfsroot=10.0.0.2:/opt/eldk/ppc_8xx "   \
  55                                 "nfsaddrs=10.0.0.99:10.0.0.2"
  56
  57 #define CONFIG_LOADS_ECHO       1       /* echo on for serial download  */
  58 #undef  CFG_LOADS_BAUD_CHANGE           /* don't allow baudrate change  */
  59
  60 #undef  CONFIG_WATCHDOG                 /* watchdog disabled            */
  61
  62
  63 /*
  64  * Command line configuration.
  65  */
  66 #include <config_cmd_default.h>
  67
  68 #define CONFIG_CMD_IDE
  69
  70 #undef CONFIG_CMD_FLASH
  71
  72
  73 #define CONFIG_MAC_PARTITION
  74 #define CONFIG_DOS_PARTITION
  75
  76 /*
  77  * BOOTP options
  78  */
  79 #define CONFIG_BOOTP_SUBNETMASK
  80 #define CONFIG_BOOTP_GATEWAY
  81 #define CONFIG_BOOTP_HOSTNAME
  82 #define CONFIG_BOOTP_BOOTPATH
  83 #define CONFIG_BOOTP_BOOTFILESIZE
  84
  85
  86 /*----------------------------------------------------------------------*/
  87 #define CONFIG_ETHADDR          00:D0:93:00:01:CB
  88 #define CONFIG_IPADDR           10.0.0.98
  89 #define CONFIG_SERVERIP         10.0.0.1
  90 #undef  CONFIG_BOOTCOMMAND
  91 #define CONFIG_BOOTCOMMAND      "tftp 200000 uImage;bootm 200000"
  92 /*----------------------------------------------------------------------*/
  93
  94 /*
  95  * Miscellaneous configurable options
  96  */
  97 #define CFG_LONGHELP                    /* undef to save memory         */
  98 #define CFG_PROMPT      "=> "           /* Monitor Command Prompt       */
  99 #if defined(CONFIG_CMD_KGDB)
 100 #define CFG_CBSIZE      1024            /* Console I/O Buffer Size      */
 101 #else
 102 #define CFG_CBSIZE      256             /* Console I/O Buffer Size      */
 103 #endif
 104 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
 105 #define CFG_MAXARGS     16              /* max number of command args   */
 106 #define CFG_BARGSIZE    CFG_CBSIZE      /* Boot Argument Buffer Size    */
 107
 108 #define CFG_MEMTEST_START       0x00100000      /* memtest works on     */
 109 #define CFG_MEMTEST_END         0x00F00000      /* 1 ... 15MB in DRAM   */
 110
 111 #define CFG_LOAD_ADDR           0x00100000      /* default load address */
 112
 113 #define CFG_PIO_MODE            0       /* IDE interface in PIO Mode 0  */
 114
 115 #define CFG_PC_IDE_RESET        ((ushort)0x0008)        /* PC 12        */
 116
 117 #define CFG_HZ          1000            /* decrementer freq: 1 ms ticks */
 118
 119 #define CFG_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }
 120
 121 /*
 122  * Low Level Configuration Settings
 123  * (address mappings, register initial values, etc.)
 124  * You should know what you are doing if you make changes here.
 125  */
 126 /*-----------------------------------------------------------------------
 127  * Internal Memory Mapped Register
 128  */
 129 #define CFG_IMMR                0xFFF00000 /* was: 0xFF000000 */
 130
 131 /*-----------------------------------------------------------------------
 132  * Definitions for initial stack pointer and data area (in DPRAM)
 133  */
 134 #define CFG_INIT_RAM_ADDR       CFG_IMMR
 135 #define CFG_INIT_RAM_END        0x2F00  /* End of used area in DPRAM    */
 136 #define CFG_GBL_DATA_SIZE       64  /* size in bytes reserved for initial data */
 137 #define CFG_GBL_DATA_OFFSET     (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
 138 #define CFG_INIT_SP_OFFSET      CFG_GBL_DATA_OFFSET
 139
 140 /*-----------------------------------------------------------------------
 141  * Start addresses for the final memory configuration
 142  * (Set up by the startup code)
 143  * Please note that CFG_SDRAM_BASE _must_ start at 0
 144  */
 145 #define CFG_SDRAM_BASE          0x00000000
 146 #define CFG_FLASH_BASE          0xFF000000
 147 #ifdef  DEBUG
 148 #define CFG_MONITOR_LEN         (512 << 10)     /* Reserve 512 kB for Monitor   */
 149 #else
 150 #define CFG_MONITOR_LEN         (256 << 10)     /* Reserve 256 kB for Monitor   */
 151 #endif
 152 #define CFG_MONITOR_BASE        CFG_FLASH_BASE
 153 #define CFG_MALLOC_LEN          (128 << 10)     /* Reserve 128 kB for malloc()  */
 154
 155 /*
 156  * For booting Linux, the board info and command line data
 157  * have to be in the first 8 MB of memory, since this is
 158  * the maximum mapped by the Linux kernel during initialization.
 159  */
 160 #define CFG_BOOTMAPSZ           (8 << 20)       /* Initial Memory map for Linux */
 161 /*-----------------------------------------------------------------------
 162  * FLASH organization
 163  */
 164 #define CFG_MAX_FLASH_BANKS     0       /* max number of memory banks           */
 165 #define CFG_MAX_FLASH_SECT      0       /* max number of sectors on one chip    */
 166
 167 #define CFG_FLASH_ERASE_TOUT    0       /* Timeout for Flash Erase (in ms)      */
 168 #define CFG_FLASH_WRITE_TOUT    0       /* Timeout for Flash Write (in ms)      */
 169
 170 #define CFG_ENV_IS_IN_FLASH     1
 171 #define CFG_ENV_OFFSET          0x8000  /*   Offset   of Environment Sector     */
 172 #define CFG_ENV_SIZE            0x0800  /* Total Size of Environment Sector     */
 173 /*-----------------------------------------------------------------------
 174  * Cache Configuration
 175  */
 176 #define CFG_CACHELINE_SIZE      16      /* For all MPC8xx CPUs                  */
 177 #if defined(CONFIG_CMD_KGDB)
 178 #define CFG_CACHELINE_SHIFT     4       /* log base 2 of the above value        */
 179 #endif
 180
 181 /*-----------------------------------------------------------------------
 182  * SYPCR - System Protection Control                            11-9
 183  * SYPCR can only be written once after reset!
 184  *-----------------------------------------------------------------------
 185  * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
 186  */
 187 #if defined(CONFIG_WATCHDOG)
 188 #define CFG_SYPCR       (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
 189                          SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
 190 #else
 191 #define CFG_SYPCR       (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
 192 #endif
 193
 194 /*-----------------------------------------------------------------------
 195  * SIUMCR - SIU Module Configuration                            11-6
 196  *-----------------------------------------------------------------------
 197  * PCMCIA config., multi-function pin tri-state
 198  */
 199 /* 0x00000040 */
 200 #define CFG_SIUMCR      (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC00 | SIUMCR_GB5E)
 201
 202 /*-----------------------------------------------------------------------
 203  * TBSCR - Time Base Status and Control                         11-26
 204  *-----------------------------------------------------------------------
 205  * Clear Reference Interrupt Status, Timebase freezing enabled
 206  */
 207 #define CFG_TBSCR       (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
 208
 209 /*-----------------------------------------------------------------------
 210  * PISCR - Periodic Interrupt Status and Control                11-31
 211  *-----------------------------------------------------------------------
 212  * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
 213  */
 214 #define CFG_PISCR       (PISCR_PS | PISCR_PITF)
 215
 216 /*-----------------------------------------------------------------------
 217  * PLPRCR - PLL, Low-Power, and Reset Control Register          15-30
 218  *-----------------------------------------------------------------------
 219  * Reset PLL lock status sticky bit, timer expired status bit and timer
 220  * interrupt status bit, set PLL multiplication factor !
 221  */
 222 /* 0x00b0c0c0 */
 223 #define CFG_PLPRCR                                                      \
 224                 (       (11 << PLPRCR_MF_SHIFT) |                       \
 225                         PLPRCR_SPLSS | PLPRCR_TEXPS | /*PLPRCR_TMIST|*/ \
 226                         /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL |            \
 227                         PLPRCR_CSR   | PLPRCR_LOLRE /*|PLPRCR_FIOPD*/   \
 228                 )
 229
 230 /*-----------------------------------------------------------------------
 231  * SCCR - System Clock and reset Control Register               15-27
 232  *-----------------------------------------------------------------------
 233  * Set clock output, timebase and RTC source and divider,
 234  * power management and some other internal clocks
 235  */
 236 #define SCCR_MASK       SCCR_EBDF11
 237 /* 0x01800014 */
 238 #define CFG_SCCR        (SCCR_COM00     | /*SCCR_TBS|*/         \
 239                          SCCR_RTDIV     |   SCCR_RTSEL    |     \
 240                          /*SCCR_CRQEN|*/  /*SCCR_PRQEN|*/       \
 241                          SCCR_EBDF00    |   SCCR_DFSYNC00 |     \
 242                          SCCR_DFBRG00   |   SCCR_DFNL000  |     \
 243                          SCCR_DFNH000   |   SCCR_DFLCD101 |     \
 244                          SCCR_DFALCD00)
 245
 246 /*-----------------------------------------------------------------------
 247  * RTCSC - Real-Time Clock Status and Control Register
 248  *-----------------------------------------------------------------------
 249  */
 250 /* 0x00C3 */
 251 #define CFG_RTCSC       (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
 252
 253
 254 /*-----------------------------------------------------------------------
 255  * RCCR - RISC Controller Configuration Register
 256  *-----------------------------------------------------------------------
 257  */
 258 /* TIMEP=2 */
 259 #define CFG_RCCR 0x0200
 260
 261 /*-----------------------------------------------------------------------
 262  * RMDS - RISC Microcode Development Support Control Register
 263  *-----------------------------------------------------------------------
 264  */
 265 #define CFG_RMDS 0
 266
 267 /*-----------------------------------------------------------------------
 268  * SDSR - SDMA Status Register
 269  *-----------------------------------------------------------------------
 270  */
 271 #define CFG_SDSR ((u_char)0x83)
 272
 273 /*-----------------------------------------------------------------------
 274  * SDMR - SDMA Mask Register
 275  *-----------------------------------------------------------------------
 276  */
 277 #define CFG_SDMR ((u_char)0x00)
 278
 279 /*-----------------------------------------------------------------------
 280  *
 281  * Interrupt Levels
 282  *-----------------------------------------------------------------------
 283  */
 284 #define CFG_CPM_INTERRUPT       13      /* SIU_LEVEL6   */
 285
 286 /*-----------------------------------------------------------------------
 287  * PCMCIA stuff
 288  *-----------------------------------------------------------------------
 289  *
 290  */
 291 #define CFG_PCMCIA_MEM_ADDR     (0xE0000000)
 292 #define CFG_PCMCIA_MEM_SIZE     ( 64 << 20 )
 293 #define CFG_PCMCIA_DMA_ADDR     (0xE4000000)
 294 #define CFG_PCMCIA_DMA_SIZE     ( 64 << 20 )
 295 #define CFG_PCMCIA_ATTRB_ADDR   (0xE8000000)
 296 #define CFG_PCMCIA_ATTRB_SIZE   ( 64 << 20 )
 297 #define CFG_PCMCIA_IO_ADDR      (0xEC000000)
 298 #define CFG_PCMCIA_IO_SIZE      ( 64 << 20 )
 299
 300 /*-----------------------------------------------------------------------
 301  * IDE/ATA stuff
 302  *-----------------------------------------------------------------------
 303  */
 304 #define CONFIG_IDE_8xx_DIRECT   1       /* PCMCIA interface required    */
 305 #define CONFIG_IDE_LED          1       /* LED   for ide supported      */
 306 #define CONFIG_IDE_RESET        1       /* reset for ide supported      */
 307
 308 #define CFG_IDE_MAXBUS          2       /* max. 2 IDE busses            */
 309 #define CFG_IDE_MAXDEVICE       (CFG_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */
 310
 311 #define CFG_ATA_BASE_ADDR       0xFE100000
 312 #define CFG_ATA_IDE0_OFFSET     0x0000
 313 #define CFG_ATA_IDE1_OFFSET     0x0C00
 314
 315 #define CFG_ATA_DATA_OFFSET     0x0000  /* Offset for data I/O                  */
 316 #define CFG_ATA_REG_OFFSET      0x0080  /* Offset for normal register accesses  */
 317 #define CFG_ATA_ALT_OFFSET      0x0100  /* Offset for alternate registers       */
 318
 319 /*-----------------------------------------------------------------------
 320  *
 321  *-----------------------------------------------------------------------
 322  *
 323  */
 324 #define CFG_DER 0
 325
 326 /*
 327  * Init Memory Controller:
 328  *
 329  * BR0/1 and OR0/1 (FLASH)
 330  */
 331
 332 #define FLASH_BASE0_PRELIM      0xFF000000      /* FLASH bank #0        */
 333 #define FLASH_BASE1_PRELIM      0xFF080000      /* FLASH bank #1        */
 334
 335 /* used to re-map FLASH both when starting from SRAM or FLASH:
 336  * restrict access enough to keep SRAM working (if any)
 337  * but not too much to meddle with FLASH accesses
 338  */
 339 /* EPROMs are 512kb */
 340 #define CFG_REMAP_OR_AM         0xFFF80000      /* OR addr mask */
 341 #define CFG_PRELIM_OR_AM        0xFFF80000      /* OR addr mask */
 342
 343 /* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1        */
 344 #define CFG_OR_TIMING_FLASH     (/* OR_CSNT_SAM | */ OR_ACS_DIV4 | OR_BI | \
 345                                  OR_SCY_5_CLK | OR_EHTR)
 346
 347 #define CFG_OR0_REMAP   (CFG_REMAP_OR_AM  | CFG_OR_TIMING_FLASH)
 348 #define CFG_OR0_PRELIM  (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
 349 /* 16 bit, bank valid */
 350 #define CFG_BR0_PRELIM  ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
 351
 352 #define CFG_OR1_REMAP   CFG_OR0_REMAP
 353 #define CFG_OR1_PRELIM  CFG_OR0_PRELIM
 354 /* 16 bit, bank valid */
 355 #define CFG_BR1_PRELIM  ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
 356
 357 /*
 358  * BR2-5 and OR2-5 (SRAM/SDRAM/PER8/SHARC)
 359  *
 360  */
 361 #define SRAM_BASE       0xFE200000      /* SRAM bank */
 362 #define SRAM_OR_AM      0xFFE00000      /* SRAM is 2 MB */
 363
 364 #define SDRAM_BASE3_PRELIM      0x00000000      /* SDRAM bank */
 365 #define SDRAM_PRELIM_OR_AM      0xF8000000      /* map max. 128 MB */
 366 #define SDRAM_MAX_SIZE          0x04000000      /* max 64 MB SDRAM */
 367
 368 #define PER8_BASE       0xFE000000      /* PER8 bank */
 369 #define PER8_OR_AM      0xFFF00000      /* PER8 is 1 MB */
 370
 371 #define SHARC_BASE      0xFE400000      /* SHARC bank */
 372 #define SHARC_OR_AM     0xFFC00000      /* SHARC is 4 MB */
 373
 374 /* SRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care)       */
 375
 376 #define CFG_OR_TIMING_SRAM      0x00000D42      /* SRAM-Timing */
 377 #define CFG_OR2 (SRAM_OR_AM | CFG_OR_TIMING_SRAM )
 378 #define CFG_BR2 ((SRAM_BASE & BR_BA_MSK) | BR_PS_16 | BR_V )
 379
 380 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care)      */
 381
 382 #define CFG_OR_TIMING_SDRAM     0x00000A00      /* SDRAM-Timing */
 383 #define CFG_OR3_PRELIM  (SDRAM_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM )
 384 #define CFG_BR3_PRELIM  ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_V )
 385
 386 #define CFG_OR_TIMING_PER8      0x00000F32      /* PER8-Timing */
 387 #define CFG_OR4 (PER8_OR_AM | CFG_OR_TIMING_PER8 )
 388 #define CFG_BR4 ((PER8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V )
 389
 390 #define CFG_OR_TIMING_SHARC     0x00000700      /* SHARC-Timing */
 391 #define CFG_OR5 (SHARC_OR_AM | CFG_OR_TIMING_SHARC )
 392 #define CFG_BR5 ((SHARC_BASE & BR_BA_MSK) | BR_PS_32 | BR_MS_UPMA | BR_V )
 393 /*
 394  * Memory Periodic Timer Prescaler
 395  */
 396
 397 /* periodic timer for refresh */
 398 #define CFG_MBMR_PTB    204
 399
 400 /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit     */
 401 #define CFG_MPTPR_2BK_4K        MPTPR_PTP_DIV16         /* setting for 2 banks  */
 402 #define CFG_MPTPR_1BK_4K        MPTPR_PTP_DIV32         /* setting for 1 bank   */
 403
 404 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit         */
 405 #define CFG_MPTPR_2BK_8K        MPTPR_PTP_DIV8          /* setting for 2 banks  */
 406 #define CFG_MPTPR_1BK_8K        MPTPR_PTP_DIV16         /* setting for 1 bank   */
 407
 408 /*
 409  * MBMR settings for SDRAM
 410  */
 411
 412 /* 8 column SDRAM */
 413 #define CFG_MBMR_8COL   ((CFG_MBMR_PTB << MBMR_PTB_SHIFT)  | \
 414                          MBMR_AMB_TYPE_0 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A11 |   \
 415                          MBMR_RLFB_1X    | MBMR_WLFB_1X    | MBMR_TLFB_4X)
 416
 417 /*
 418  * Internal Definitions
 419  *
 420  * Boot Flags
 421  */
 422 #define BOOTFLAG_COLD   0x01            /* Normal Power-On: Boot from FLASH     */
 423 #define BOOTFLAG_WARM   0x02            /* Software reboot                      */
 424
 425 #endif  /* __CONFIG_H */