include/configs/TQM862M.h

   1 /*
   2  * (C) Copyright 2000-2005
   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_MPC860           1
  37 #define CONFIG_MPC860T          1
  38 #define CONFIG_MPC862           1
  39
  40 #define CONFIG_TQM862M          1       /* ...on a TQM8xxM module       */
  41
  42 #define CONFIG_8xx_CONS_SMC1    1       /* Console is on SMC1           */
  43 #undef  CONFIG_8xx_CONS_SMC2
  44 #undef  CONFIG_8xx_CONS_NONE
  45
  46 #define CONFIG_BAUDRATE         115200  /* console baudrate = 115kbps   */
  47
  48 #define CONFIG_BOOTCOUNT_LIMIT
  49
  50 #define CONFIG_BOOTDELAY        5       /* autoboot after 5 seconds     */
  51
  52 #define CONFIG_BOARD_TYPES      1       /* support board types          */
  53
  54 #define CONFIG_PREBOOT  "echo;" \
  55         "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
  56         "echo"
  57
  58 #undef  CONFIG_BOOTARGS
  59
  60 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
  61         "netdev=eth0\0"                                                 \
  62         "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
  63                 "nfsroot=${serverip}:${rootpath}\0"                     \
  64         "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
  65         "addip=setenv bootargs ${bootargs} "                            \
  66                 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"      \
  67                 ":${hostname}:${netdev}:off panic=1\0"                  \
  68         "flash_nfs=run nfsargs addip;"                                  \
  69                 "bootm ${kernel_addr}\0"                                \
  70         "flash_self=run ramargs addip;"                                 \
  71                 "bootm ${kernel_addr} ${ramdisk_addr}\0"                \
  72         "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0"     \
  73         "rootpath=/opt/eldk/ppc_8xx\0"                                  \
  74         "bootfile=/tftpboot/TQM862M/uImage\0"                           \
  75         "fdt_addr=40080000\0"                                           \
  76         "kernel_addr=400A0000\0"                                        \
  77         "ramdisk_addr=40280000\0"                                       \
  78         ""
  79 #define CONFIG_BOOTCOMMAND      "run flash_self"
  80
  81 #define CONFIG_LOADS_ECHO       1       /* echo on for serial download  */
  82 #undef  CFG_LOADS_BAUD_CHANGE           /* don't allow baudrate change  */
  83
  84 #undef  CONFIG_WATCHDOG                 /* watchdog disabled            */
  85
  86 #define CONFIG_STATUS_LED       1       /* Status LED enabled           */
  87
  88 #undef  CONFIG_CAN_DRIVER               /* CAN Driver support disabled  */
  89
  90 /*
  91  * BOOTP options
  92  */
  93 #define CONFIG_BOOTP_SUBNETMASK
  94 #define CONFIG_BOOTP_GATEWAY
  95 #define CONFIG_BOOTP_HOSTNAME
  96 #define CONFIG_BOOTP_BOOTPATH
  97 #define CONFIG_BOOTP_BOOTFILESIZE
  98
  99
 100 #define CONFIG_MAC_PARTITION
 101 #define CONFIG_DOS_PARTITION
 102
 103 #define CONFIG_RTC_MPC8xx               /* use internal RTC of MPC8xx   */
 104
 105
 106 /*
 107  * Command line configuration.
 108  */
 109 #include <config_cmd_default.h>
 110
 111 #define CONFIG_CMD_ASKENV
 112 #define CONFIG_CMD_DATE
 113 #define CONFIG_CMD_DHCP
 114 #define CONFIG_CMD_IDE
 115 #define CONFIG_CMD_NFS
 116 #define CONFIG_CMD_SNTP
 117
 118
 119 /*
 120  * Miscellaneous configurable options
 121  */
 122 #define CFG_LONGHELP                    /* undef to save memory         */
 123 #define CFG_PROMPT              "=> "   /* Monitor Command Prompt       */
 124
 125 #define CONFIG_CMDLINE_EDITING  1       /* add command line history     */
 126 #define CFG_HUSH_PARSER         1       /* Use the HUSH parser          */
 127 #ifdef  CFG_HUSH_PARSER
 128 #define CFG_PROMPT_HUSH_PS2     "> "
 129 #endif
 130
 131 #if defined(CONFIG_CMD_KGDB)
 132 #define CFG_CBSIZE              1024    /* Console I/O Buffer Size      */
 133 #else
 134 #define CFG_CBSIZE              256     /* Console I/O Buffer Size      */
 135 #endif
 136 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
 137 #define CFG_MAXARGS             16      /* max number of command args   */
 138 #define CFG_BARGSIZE    CFG_CBSIZE      /* Boot Argument Buffer Size    */
 139
 140 #define CFG_MEMTEST_START       0x0400000       /* memtest works on     */
 141 #define CFG_MEMTEST_END         0x0C00000       /* 4 ... 12 MB in DRAM  */
 142
 143 #define CFG_LOAD_ADDR           0x100000        /* default load address */
 144
 145 #define CFG_HZ                  1000    /* decrementer freq: 1 ms ticks */
 146
 147 #define CFG_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }
 148
 149 /*
 150  * Low Level Configuration Settings
 151  * (address mappings, register initial values, etc.)
 152  * You should know what you are doing if you make changes here.
 153  */
 154 /*-----------------------------------------------------------------------
 155  * Internal Memory Mapped Register
 156  */
 157 #define CFG_IMMR                0xFFF00000
 158
 159 /*-----------------------------------------------------------------------
 160  * Definitions for initial stack pointer and data area (in DPRAM)
 161  */
 162 #define CFG_INIT_RAM_ADDR       CFG_IMMR
 163 #define CFG_INIT_RAM_END        0x2F00  /* End of used area in DPRAM    */
 164 #define CFG_GBL_DATA_SIZE       64  /* size in bytes reserved for initial data */
 165 #define CFG_GBL_DATA_OFFSET     (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
 166 #define CFG_INIT_SP_OFFSET      CFG_GBL_DATA_OFFSET
 167
 168 /*-----------------------------------------------------------------------
 169  * Start addresses for the final memory configuration
 170  * (Set up by the startup code)
 171  * Please note that CFG_SDRAM_BASE _must_ start at 0
 172  */
 173 #define CFG_SDRAM_BASE          0x00000000
 174 #define CFG_FLASH_BASE          0x40000000
 175 #define CFG_MONITOR_LEN         (256 << 10)     /* Reserve 256 kB for Monitor   */
 176 #define CFG_MONITOR_BASE        CFG_FLASH_BASE
 177 #define CFG_MALLOC_LEN          (128 << 10)     /* Reserve 128 kB for malloc()  */
 178
 179 /*
 180  * For booting Linux, the board info and command line data
 181  * have to be in the first 8 MB of memory, since this is
 182  * the maximum mapped by the Linux kernel during initialization.
 183  */
 184 #define CFG_BOOTMAPSZ           (8 << 20)       /* Initial Memory map for Linux */
 185
 186 /*-----------------------------------------------------------------------
 187  * FLASH organization
 188  */
 189
 190 /* use CFI flash driver */
 191 #define CFG_FLASH_CFI           1       /* Flash is CFI conformant */
 192 #define CFG_FLASH_CFI_DRIVER    1       /* Use the common driver */
 193 #define CFG_FLASH_BANKS_LIST    { CFG_FLASH_BASE }
 194 #define CFG_FLASH_EMPTY_INFO
 195 #define CFG_FLASH_USE_BUFFER_WRITE      1
 196 #define CFG_MAX_FLASH_BANKS     1       /* max number of memory banks */
 197 #define CFG_MAX_FLASH_SECT      256     /* max number of sectors on one chip */
 198
 199 #define CFG_ENV_IS_IN_FLASH     1
 200 #define CFG_ENV_OFFSET          0x40000 /*   Offset   of Environment Sector     */
 201 #define CFG_ENV_SIZE            0x08000 /* Total Size of Environment            */
 202 #define CFG_ENV_SECT_SIZE       0x20000 /* Total Size of Environment Sector     */
 203
 204 /* Address and size of Redundant Environment Sector     */
 205 #define CFG_ENV_OFFSET_REDUND   (CFG_ENV_OFFSET+CFG_ENV_SECT_SIZE)
 206 #define CFG_ENV_SIZE_REDUND     (CFG_ENV_SIZE)
 207
 208 #define CFG_USE_PPCENV                  /* Environment embedded in sect .ppcenv */
 209
 210 /*-----------------------------------------------------------------------
 211  * Hardware Information Block
 212  */
 213 #define CFG_HWINFO_OFFSET       0x0003FFC0      /* offset of HW Info block */
 214 #define CFG_HWINFO_SIZE         0x00000040      /* size   of HW Info block */
 215 #define CFG_HWINFO_MAGIC        0x54514D38      /* 'TQM8' */
 216
 217 /*-----------------------------------------------------------------------
 218  * Cache Configuration
 219  */
 220 #define CFG_CACHELINE_SIZE      16      /* For all MPC8xx CPUs                  */
 221 #if defined(CONFIG_CMD_KGDB)
 222 #define CFG_CACHELINE_SHIFT     4       /* log base 2 of the above value        */
 223 #endif
 224
 225 /*-----------------------------------------------------------------------
 226  * SYPCR - System Protection Control                            11-9
 227  * SYPCR can only be written once after reset!
 228  *-----------------------------------------------------------------------
 229  * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
 230  */
 231 #if defined(CONFIG_WATCHDOG)
 232 #define CFG_SYPCR       (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
 233                          SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
 234 #else
 235 #define CFG_SYPCR       (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
 236 #endif
 237
 238 /*-----------------------------------------------------------------------
 239  * SIUMCR - SIU Module Configuration                            11-6
 240  *-----------------------------------------------------------------------
 241  * PCMCIA config., multi-function pin tri-state
 242  */
 243 #ifndef CONFIG_CAN_DRIVER
 244 #define CFG_SIUMCR      (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
 245 #else   /* we must activate GPL5 in the SIUMCR for CAN */
 246 #define CFG_SIUMCR      (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
 247 #endif  /* CONFIG_CAN_DRIVER */
 248
 249 /*-----------------------------------------------------------------------
 250  * TBSCR - Time Base Status and Control                         11-26
 251  *-----------------------------------------------------------------------
 252  * Clear Reference Interrupt Status, Timebase freezing enabled
 253  */
 254 #define CFG_TBSCR       (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
 255
 256 /*-----------------------------------------------------------------------
 257  * RTCSC - Real-Time Clock Status and Control Register          11-27
 258  *-----------------------------------------------------------------------
 259  */
 260 #define CFG_RTCSC       (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
 261
 262 /*-----------------------------------------------------------------------
 263  * PISCR - Periodic Interrupt Status and Control                11-31
 264  *-----------------------------------------------------------------------
 265  * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
 266  */
 267 #define CFG_PISCR       (PISCR_PS | PISCR_PITF)
 268
 269 /*-----------------------------------------------------------------------
 270  * PLPRCR - PLL, Low-Power, and Reset Control Register          15-30
 271  *-----------------------------------------------------------------------
 272  * Reset PLL lock status sticky bit, timer expired status bit and timer
 273  * interrupt status bit
 274  */
 275 #define CFG_PLPRCR      (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
 276
 277 /*-----------------------------------------------------------------------
 278  * SCCR - System Clock and reset Control Register               15-27
 279  *-----------------------------------------------------------------------
 280  * Set clock output, timebase and RTC source and divider,
 281  * power management and some other internal clocks
 282  */
 283 #define SCCR_MASK       SCCR_EBDF11
 284 #define CFG_SCCR        (SCCR_COM00   | SCCR_DFSYNC00 | SCCR_DFBRG00  | \
 285                          SCCR_DFNL000 | SCCR_DFNH000  | SCCR_DFLCD000 | \
 286                          SCCR_DFALCD00)
 287
 288 /*-----------------------------------------------------------------------
 289  * PCMCIA stuff
 290  *-----------------------------------------------------------------------
 291  *
 292  */
 293 #define CFG_PCMCIA_MEM_ADDR     (0xE0000000)
 294 #define CFG_PCMCIA_MEM_SIZE     ( 64 << 20 )
 295 #define CFG_PCMCIA_DMA_ADDR     (0xE4000000)
 296 #define CFG_PCMCIA_DMA_SIZE     ( 64 << 20 )
 297 #define CFG_PCMCIA_ATTRB_ADDR   (0xE8000000)
 298 #define CFG_PCMCIA_ATTRB_SIZE   ( 64 << 20 )
 299 #define CFG_PCMCIA_IO_ADDR      (0xEC000000)
 300 #define CFG_PCMCIA_IO_SIZE      ( 64 << 20 )
 301
 302 /*-----------------------------------------------------------------------
 303  * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
 304  *-----------------------------------------------------------------------
 305  */
 306
 307 #define CONFIG_IDE_8xx_PCCARD   1       /* Use IDE with PC Card Adapter */
 308
 309 #undef  CONFIG_IDE_8xx_DIRECT           /* Direct IDE    not supported  */
 310 #undef  CONFIG_IDE_LED                  /* LED   for ide not supported  */
 311 #undef  CONFIG_IDE_RESET                /* reset for ide not supported  */
 312
 313 #define CFG_IDE_MAXBUS          1       /* max. 1 IDE bus               */
 314 #define CFG_IDE_MAXDEVICE       1       /* max. 1 drive per IDE bus     */
 315
 316 #define CFG_ATA_IDE0_OFFSET     0x0000
 317
 318 #define CFG_ATA_BASE_ADDR       CFG_PCMCIA_MEM_ADDR
 319
 320 /* Offset for data I/O                  */
 321 #define CFG_ATA_DATA_OFFSET     (CFG_PCMCIA_MEM_SIZE + 0x320)
 322
 323 /* Offset for normal register accesses  */
 324 #define CFG_ATA_REG_OFFSET      (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
 325
 326 /* Offset for alternate registers       */
 327 #define CFG_ATA_ALT_OFFSET      0x0100
 328
 329 /*-----------------------------------------------------------------------
 330  *
 331  *-----------------------------------------------------------------------
 332  *
 333  */
 334 #define CFG_DER 0
 335
 336 /*
 337  * Init Memory Controller:
 338  *
 339  * BR0/1 and OR0/1 (FLASH)
 340  */
 341
 342 #define FLASH_BASE0_PRELIM      0x40000000      /* FLASH bank #0        */
 343 #define FLASH_BASE1_PRELIM      0x60000000      /* FLASH bank #1        */
 344
 345 /* used to re-map FLASH both when starting from SRAM or FLASH:
 346  * restrict access enough to keep SRAM working (if any)
 347  * but not too much to meddle with FLASH accesses
 348  */
 349 #define CFG_REMAP_OR_AM         0x80000000      /* OR addr mask */
 350 #define CFG_PRELIM_OR_AM        0xE0000000      /* OR addr mask */
 351
 352 /*
 353  * FLASH timing:
 354  */
 355 #define CFG_OR_TIMING_FLASH     (OR_ACS_DIV1  | OR_TRLX | OR_CSNT_SAM | \
 356                                  OR_SCY_3_CLK | OR_EHTR | OR_BI)
 357
 358 #define CFG_OR0_REMAP   (CFG_REMAP_OR_AM  | CFG_OR_TIMING_FLASH)
 359 #define CFG_OR0_PRELIM  (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
 360 #define CFG_BR0_PRELIM  ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
 361
 362 #define CFG_OR1_REMAP   CFG_OR0_REMAP
 363 #define CFG_OR1_PRELIM  CFG_OR0_PRELIM
 364 #define CFG_BR1_PRELIM  ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
 365
 366 /*
 367  * BR2/3 and OR2/3 (SDRAM)
 368  *
 369  */
 370 #define SDRAM_BASE2_PRELIM      0x00000000      /* SDRAM bank #0        */
 371 #define SDRAM_BASE3_PRELIM      0x20000000      /* SDRAM bank #1        */
 372 #define SDRAM_MAX_SIZE          0x04000000      /* max 64 MB per bank   */
 373
 374 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care)      */
 375 #define CFG_OR_TIMING_SDRAM     0x00000A00
 376
 377 #define CFG_OR2_PRELIM  (CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM )
 378 #define CFG_BR2_PRELIM  ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
 379
 380 #ifndef CONFIG_CAN_DRIVER
 381 #define CFG_OR3_PRELIM  CFG_OR2_PRELIM
 382 #define CFG_BR3_PRELIM  ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
 383 #else   /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
 384 #define CFG_CAN_BASE            0xC0000000      /* CAN mapped at 0xC0000000     */
 385 #define CFG_CAN_OR_AM           0xFFFF8000      /* 32 kB address mask           */
 386 #define CFG_OR3_CAN             (CFG_CAN_OR_AM | OR_G5LA | OR_BI)
 387 #define CFG_BR3_CAN             ((CFG_CAN_BASE & BR_BA_MSK) | \
 388                                         BR_PS_8 | BR_MS_UPMB | BR_V )
 389 #endif  /* CONFIG_CAN_DRIVER */
 390
 391 /*
 392  * Memory Periodic Timer Prescaler
 393  *
 394  * The Divider for PTA (refresh timer) configuration is based on an
 395  * example SDRAM configuration (64 MBit, one bank). The adjustment to
 396  * the number of chip selects (NCS) and the actually needed refresh
 397  * rate is done by setting MPTPR.
 398  *
 399  * PTA is calculated from
 400  *      PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
 401  *
 402  *      gclk      CPU clock (not bus clock!)
 403  *      Trefresh  Refresh cycle * 4 (four word bursts used)
 404  *
 405  * 4096  Rows from SDRAM example configuration
 406  * 1000  factor s -> ms
 407  *   32  PTP (pre-divider from MPTPR) from SDRAM example configuration
 408  *    4  Number of refresh cycles per period
 409  *   64  Refresh cycle in ms per number of rows
 410  * --------------------------------------------
 411  * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
 412  *
 413  *  50 MHz =>  50.000.000 / Divider =  98
 414  *  66 Mhz =>  66.000.000 / Divider = 129
 415  *  80 Mhz =>  80.000.000 / Divider = 156
 416  * 100 Mhz => 100.000.000 / Divider = 195
 417  */
 418
 419 #define CFG_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
 420 #define CFG_MAMR_PTA    98
 421
 422 /*
 423  * For 16 MBit, refresh rates could be 31.3 us
 424  * (= 64 ms / 2K = 125 / quad bursts).
 425  * For a simpler initialization, 15.6 us is used instead.
 426  *
 427  * #define CFG_MPTPR_2BK_2K     MPTPR_PTP_DIV32         for 2 banks
 428  * #define CFG_MPTPR_1BK_2K     MPTPR_PTP_DIV64         for 1 bank
 429  */
 430 #define CFG_MPTPR_2BK_4K        MPTPR_PTP_DIV16         /* setting for 2 banks  */
 431 #define CFG_MPTPR_1BK_4K        MPTPR_PTP_DIV32         /* setting for 1 bank   */
 432
 433 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit         */
 434 #define CFG_MPTPR_2BK_8K        MPTPR_PTP_DIV8          /* setting for 2 banks  */
 435 #define CFG_MPTPR_1BK_8K        MPTPR_PTP_DIV16         /* setting for 1 bank   */
 436
 437 /*
 438  * MAMR settings for SDRAM
 439  */
 440
 441 /* 8 column SDRAM */
 442 #define CFG_MAMR_8COL   ((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE      |   \
 443                          MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 |   \
 444                          MAMR_RLFA_1X    | MAMR_WLFA_1X    | MAMR_TLFA_4X)
 445 /* 9 column SDRAM */
 446 #define CFG_MAMR_9COL   ((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE      |   \
 447                          MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 |   \
 448                          MAMR_RLFA_1X    | MAMR_WLFA_1X    | MAMR_TLFA_4X)
 449
 450
 451 /*
 452  * Internal Definitions
 453  *
 454  * Boot Flags
 455  */
 456 #define BOOTFLAG_COLD   0x01            /* Normal Power-On: Boot from FLASH     */
 457 #define BOOTFLAG_WARM   0x02            /* Software reboot                      */
 458
 459 #define CONFIG_NET_MULTI
 460 #define CONFIG_SCC1_ENET
 461 #define CONFIG_FEC_ENET
 462 #define CONFIG_ETHPRIME         "SCC ETHERNET"
 463
 464 #endif  /* __CONFIG_H */