include/configs/svm_sc8xx.h

   1 /*
   2  * (C) Copyright 2000, 2001, 2002
   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  *                  for SinoVee Microsystems SC8xx series SBC
  27  *                  http://www.fel.com.cn (Chinese)
  28  *                  http://www.sinovee.com (English)
  29  */
  30
  31 #ifndef __CONFIG_H
  32 #define __CONFIG_H
  33
  34 /* Custom configuration */
  35 /* SC823,SC850,SC860SAR, FEL8xx-AT(823/850/860) */
  36 /* SC85T,SC860T, FEL8xx-AT(855T/860T) */
  37 /*#define CONFIG_FEL8xx_AT */
  38 /*#define CONFIG_LCD */
  39 /* if core > 50MHz , un-comment CONFIG_BUS_DIV2 */
  40 /* #define CONFIG_50MHz */
  41 /* #define CONFIG_66MHz */
  42 /* #define CONFIG_75MHz */
  43 #define CONFIG_80MHz
  44 /*#define CONFIG_100MHz */
  45 /* #define CONFIG_BUS_DIV2      1 */
  46 /* for BOOT device port size */
  47 /* #define CONFIG_BOOT_8B */
  48 #define CONFIG_BOOT_16B
  49 /* #define CONFIG_BOOT_32B */
  50 /* #define CONFIG_CAN_DRIVER */
  51 /* #define DEBUG */
  52 #define CONFIG_FEC_ENET
  53
  54 /* #define CONFIG_SDRAM_16M */
  55 #define CONFIG_SDRAM_32M
  56 /* #define CONFIG_SDRAM_64M */
  57 #define CFG_RESET_ADDRESS 0xffffffff
  58 /*
  59  * High Level Configuration Options
  60  * (easy to change)
  61  */
  62
  63 /* #define CONFIG_MPC823                1 */
  64 /* #define CONFIG_MPC850                1 */
  65 #define CONFIG_MPC855           1
  66 /* #define CONFIG_MPC860                1 */
  67 /* #define CONFIG_MPC860T               1 */
  68
  69 #undef  CONFIG_WATCHDOG                 /* watchdog */
  70
  71 #define CONFIG_SVM_SC8xx                1       /* ...on SVM SC8xx series       */
  72
  73 #ifdef  CONFIG_LCD                      /* with LCD controller ?        */
  74 /* #define CONFIG_NEC_NL6448BC20 1 / * use NEC NL6448BC20 display       */
  75 #endif
  76
  77 #define CONFIG_8xx_CONS_SMC1    1       /* Console is on SMC1           */
  78 #undef  CONFIG_8xx_CONS_SMC2
  79 #undef  CONFIG_8xx_CONS_NONE
  80 #define CONFIG_BAUDRATE         19200   /* console baudrate = 115kbps   */
  81 #if 0
  82 #define CONFIG_BOOTDELAY        -1      /* autoboot disabled            */
  83 #else
  84 #define CONFIG_BOOTDELAY        1       /* autoboot after 5 seconds     */
  85 #endif
  86
  87 #define CONFIG_CLOCKS_IN_MHZ    1       /* clocks passsed to Linux in MHz */
  88
  89 #define CONFIG_BOARD_TYPES      1       /* support board types          */
  90
  91 #define CONFIG_PREBOOT  "echo;echo Welcome to U-Boot SVM port;echo;echo Type \"? or help\" to get on-line help;echo"
  92
  93 #undef  CONFIG_BOOTARGS
  94 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
  95         "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
  96          "nfsroot=$(serverip):$(rootpath)\0"                     \
  97         "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
  98         "addip=setenv bootargs $(bootargs) "                            \
  99                "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)"      \
 100                 ":$(hostname):$(netdev):off panic=1\0"                  \
 101                 "flash_nfs=run nfsargs addip;"                                  \
 102              "bootm $(kernel_addr)\0"                                \
 103         "flash_self=run ramargs addip;"                                 \
 104                "bootm $(kernel_addr) $(ramdisk_addr)\0"                \
 105         "net_nfs=tftp 0x210000 $(bootfile);run nfsargs addip;bootm\0"     \
 106         "rootpath=/opt/sinovee/ppc8xx-linux-2.0/target\0"                                  \
 107         "bootfile=pImage-sc855t\0"                           \
 108         "kernel_addr=48000000\0"                                        \
 109         "ramdisk_addr=48100000\0"                                       \
 110         ""
 111 #define CONFIG_BOOTCOMMAND                                                      \
 112         "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) "     \
 113         "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off; "   \
 114         "tftpboot 0x210000 pImage-sc855t;bootm 0x210000"
 115
 116 #define CONFIG_LOADS_ECHO       1       /* echo on for serial download  */
 117 #undef  CFG_LOADS_BAUD_CHANGE           /* don't allow baudrate change  */
 118
 119
 120 #ifdef CONFIG_LCD
 121 # undef  CONFIG_STATUS_LED              /* disturbs display             */
 122 #else
 123 # define CONFIG_STATUS_LED      1       /* Status LED enabled           */
 124 #endif  /* CONFIG_LCD */
 125
 126 #undef  CONFIG_CAN_DRIVER               /* CAN Driver support disabled  */
 127
 128 #define CONFIG_BOOTP_MASK       (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
 129
 130 #define CONFIG_MAC_PARTITION
 131 #define CONFIG_DOS_PARTITION
 132
 133 #define CONFIG_RTC_MPC8xx               /* use internal RTC of MPC8xx   */
 134
 135 #define CONFIG_COMMANDS       ( CONFIG_CMD_DFL  | \
 136                                 CFG_CMD_ASKENV  | \
 137                                 CFG_CMD_DHCP    | \
 138                                 CFG_CMD_DOC     | \
 139 /*                              CFG_CMD_IDE     |*/ \
 140                                 CFG_CMD_DATE    )
 141
 142 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 143 #include <cmd_confdefs.h>
 144
 145 /*
 146  * Miscellaneous configurable options
 147  */
 148 #define CFG_LONGHELP                    /* undef to save memory         */
 149 #define CFG_PROMPT      "=> "           /* Monitor Command Prompt       */
 150
 151 #ifdef  CFG_HUSH_PARSER
 152 #define CFG_PROMPT_HUSH_PS2     "> "
 153 #endif
 154
 155 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
 156 #define CFG_CBSIZE      1024            /* Console I/O Buffer Size      */
 157 #else
 158 #define CFG_CBSIZE      256             /* Console I/O Buffer Size      */
 159 #endif
 160 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
 161 #define CFG_MAXARGS     16              /* max number of command args   */
 162 #define CFG_BARGSIZE    CFG_CBSIZE      /* Boot Argument Buffer Size    */
 163
 164 #define CFG_MEMTEST_START       0x0400000       /* memtest works on     */
 165 #define CFG_MEMTEST_END         0x0C00000       /* 4 ... 12 MB in DRAM  */
 166
 167 #define CFG_LOAD_ADDR           0x100000        /* default load address */
 168
 169 #define CFG_HZ          1000            /* decrementer freq: 1 ms ticks */
 170
 171 #define CFG_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }
 172
 173 /*
 174  * Low Level Configuration Settings
 175  * (address mappings, register initial values, etc.)
 176  * You should know what you are doing if you make changes here.
 177  */
 178 /*-----------------------------------------------------------------------
 179  * Internal Memory Mapped Register
 180  */
 181 #define CFG_IMMR                0xFF000000
 182
 183 /*-----------------------------------------------------------------------
 184  * Definitions for initial stack pointer and data area (in DPRAM)
 185  */
 186 #define CFG_INIT_RAM_ADDR       CFG_IMMR
 187 #define CFG_INIT_RAM_END        0x2F00  /* End of used area in DPRAM    */
 188 #define CFG_GBL_DATA_SIZE       64  /* size in bytes reserved for initial data */
 189 #define CFG_GBL_DATA_OFFSET     (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
 190 #define CFG_INIT_SP_OFFSET      CFG_GBL_DATA_OFFSET
 191
 192 /*-----------------------------------------------------------------------
 193  * Start addresses for the final memory configuration
 194  * (Set up by the startup code)
 195  * Please note that CFG_SDRAM_BASE _must_ start at 0
 196  */
 197 #define CFG_SDRAM_BASE          0x00000000
 198 #define CFG_FLASH_BASE          0x40000000
 199 #define CFG_MONITOR_LEN         (384 << 10)     /* Reserve 192 kB for Monitor   */
 200 #define CFG_MONITOR_BASE        CFG_FLASH_BASE
 201 #define CFG_MALLOC_LEN          (128 << 10)     /* Reserve 128 kB for malloc()  */
 202
 203 /*
 204  * For booting Linux, the board info and command line data
 205  * have to be in the first 8 MB of memory, since this is
 206  * the maximum mapped by the Linux kernel during initialization.
 207  */
 208 #define CFG_BOOTMAPSZ           (8 << 20)       /* Initial Memory map for Linux */
 209
 210 /*-----------------------------------------------------------------------
 211  * FLASH organization
 212  */
 213 #define CFG_MAX_FLASH_BANKS     2       /* max number of memory banks           */
 214 #define CFG_MAX_FLASH_SECT      67      /* max number of sectors on one chip    */
 215
 216 #define CFG_FLASH_ERASE_TOUT    120000  /* Timeout for Flash Erase (in ms)      */
 217 #define CFG_FLASH_WRITE_TOUT    500     /* Timeout for Flash Write (in ms)      */
 218
 219 #define CFG_ENV_IS_IN_FLASH     1
 220
 221 #ifdef CONFIG_BOOT_8B
 222 #define CFG_ENV_OFFSET          0x10000 /*   Offset   of Environment Sector     */
 223 #define CFG_ENV_SIZE            0x10000 /* Total Size of Environment Sector     */
 224 #elif defined (CONFIG_BOOT_16B)
 225 #define CFG_ENV_OFFSET          0x10000 /*   Offset   of Environment Sector     */
 226 #define CFG_ENV_SIZE            0x10000 /* Total Size of Environment Sector     */
 227 #elif defined (CONFIG_BOOT_32B)
 228 #define CFG_ENV_OFFSET          0x8000  /*   Offset   of Environment Sector     */
 229 #define CFG_ENV_SIZE            0x4000  /* Total Size of Environment Sector     */
 230 #endif
 231
 232 /* Address and size of Redundant Environment Sector     */
 233 #define CFG_ENV_OFFSET_REDUND   (CFG_ENV_OFFSET+CFG_ENV_SIZE)
 234 #define CFG_ENV_SIZE_REDUND     (CFG_ENV_SIZE)
 235
 236
 237 /*-----------------------------------------------------------------------
 238  * Hardware Information Block
 239  */
 240 #define CFG_HWINFO_OFFSET       0x0003FFC0      /* offset of HW Info block */
 241 #define CFG_HWINFO_SIZE         0x00000040      /* size   of HW Info block */
 242 #define CFG_HWINFO_MAGIC        0x46454C38      /* 'SVM8' */
 243
 244 /*-----------------------------------------------------------------------
 245  * Cache Configuration
 246  */
 247 #define CFG_CACHELINE_SIZE      16      /* For all MPC8xx CPUs                  */
 248 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
 249 #define CFG_CACHELINE_SHIFT     4       /* log base 2 of the above value        */
 250 #endif
 251
 252 /*-----------------------------------------------------------------------
 253  * SYPCR - System Protection Control                            11-9
 254  * SYPCR can only be written once after reset!
 255  *-----------------------------------------------------------------------
 256  * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
 257  */
 258 #if defined(CONFIG_WATCHDOG)
 259 /*#define CFG_SYPCR     (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
 260                          SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
 261 */
 262 #define CFG_SYPCR       (SYPCR_SWTC | SYPCR_BMT | SYPCR_SWF | \
 263                          SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
 264 #else
 265 #define CFG_SYPCR 0xffffff88
 266 #endif
 267
 268 /*-----------------------------------------------------------------------
 269  * SIUMCR - SIU Module Configuration                            11-6
 270  *-----------------------------------------------------------------------
 271  * PCMCIA config., multi-function pin tri-state
 272  */
 273 #ifndef CONFIG_CAN_DRIVER
 274 /*#define CFG_SIUMCR 0x00610c00 */
 275 #define CFG_SIUMCR 0x00000000
 276 #else   /* we must activate GPL5 in the SIUMCR for CAN */
 277 #define CFG_SIUMCR      (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
 278 #endif  /* CONFIG_CAN_DRIVER */
 279
 280 /*-----------------------------------------------------------------------
 281  * TBSCR - Time Base Status and Control                         11-26
 282  *-----------------------------------------------------------------------
 283  * Clear Reference Interrupt Status, Timebase freezing enabled
 284  */
 285 #define CFG_TBSCR       0x0001
 286
 287 /*-----------------------------------------------------------------------
 288  * RTCSC - Real-Time Clock Status and Control Register          11-27
 289  *-----------------------------------------------------------------------
 290  */
 291 #define CFG_RTCSC       0x00c3
 292
 293 /*-----------------------------------------------------------------------
 294  * PISCR - Periodic Interrupt Status and Control                11-31
 295  *-----------------------------------------------------------------------
 296  * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
 297  */
 298 #define CFG_PISCR       0x0000
 299
 300 /*-----------------------------------------------------------------------
 301  * PLPRCR - PLL, Low-Power, and Reset Control Register          15-30
 302  *-----------------------------------------------------------------------
 303  * Reset PLL lock status sticky bit, timer expired status bit and timer
 304  * interrupt status bit
 305  */
 306 #if defined (CONFIG_100MHz)
 307 #define CFG_PLPRCR 0x06301000
 308 #define CONFIG_8xx_GCLK_FREQ 100000000
 309 #elif defined (CONFIG_80MHz)
 310 #define CFG_PLPRCR 0x04f01000
 311 #define CONFIG_8xx_GCLK_FREQ 80000000
 312 #elif defined(CONFIG_75MHz)
 313 #define CFG_PLPRCR 0x04a00100
 314 #define CONFIG_8xx_GCLK_FREQ 75000000
 315 #elif defined(CONFIG_66MHz)
 316 #define CFG_PLPRCR 0x04101000
 317 #define CONFIG_8xx_GCLK_FREQ 66000000
 318 #elif defined(CONFIG_50MHz)
 319 #define CFG_PLPRCR 0x03101000
 320 #define CONFIG_8xx_GCLK_FREQ 50000000
 321 #endif
 322
 323 /*-----------------------------------------------------------------------
 324  * SCCR - System Clock and reset Control Register               15-27
 325  *-----------------------------------------------------------------------
 326  * Set clock output, timebase and RTC source and divider,
 327  * power management and some other internal clocks
 328  */
 329 #define SCCR_MASK       SCCR_EBDF11
 330 #ifdef  CONFIG_BUS_DIV2
 331 #define CFG_SCCR        0x02020000 | SCCR_RTSEL
 332 #else                   /* up to 50 MHz we use a 1:1 clock */
 333 #define CFG_SCCR    0x02000000 | SCCR_RTSEL
 334 #endif
 335
 336 /*-----------------------------------------------------------------------
 337  * PCMCIA stuff
 338  *-----------------------------------------------------------------------
 339  *
 340  */
 341 #define CFG_PCMCIA_MEM_ADDR     (0xE0000000)
 342 #define CFG_PCMCIA_MEM_SIZE     ( 64 << 20 )
 343 #define CFG_PCMCIA_DMA_ADDR     (0xE4000000)
 344 #define CFG_PCMCIA_DMA_SIZE     ( 64 << 20 )
 345 #define CFG_PCMCIA_ATTRB_ADDR   (0xE8000000)
 346 #define CFG_PCMCIA_ATTRB_SIZE   ( 64 << 20 )
 347 #define CFG_PCMCIA_IO_ADDR      (0xEC000000)
 348 #define CFG_PCMCIA_IO_SIZE      ( 64 << 20 )
 349
 350 /*-----------------------------------------------------------------------
 351  * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
 352  *-----------------------------------------------------------------------
 353  */
 354
 355 #undef  CONFIG_IDE_8xx_PCCARD           /* Use IDE with PC Card Adapter */
 356
 357 #define CONFIG_IDE_8xx_DIRECT   1       /* Direct IDE    not supported  */
 358 #undef  CONFIG_IDE_LED                  /* LED   for ide not supported  */
 359 #undef  CONFIG_IDE_RESET                /* reset for ide not supported  */
 360
 361 #define CFG_IDE_MAXBUS          1       /* max. 1 IDE bus               */
 362 #define CFG_IDE_MAXDEVICE       1       /* max. 1 drive per IDE bus     */
 363
 364 #define CFG_ATA_BASE_ADDR       0xFE100010
 365 #define CFG_ATA_IDE0_OFFSET     0x0000
 366 /*#define CFG_ATA_IDE1_OFFSET     0x0C00 */
 367 #define CFG_ATA_DATA_OFFSET     0x0000  /* Offset for data I/O
 368                                            */
 369 #define CFG_ATA_REG_OFFSET      0x0200  /* Offset for normal register accesses
 370                                            */
 371 #define CFG_ATA_ALT_OFFSET      0x0210  /* Offset for alternate registers
 372                                            */
 373 #define CONFIG_ATAPI
 374 #define CFG_PIO_MODE 0
 375
 376 /*-----------------------------------------------------------------------
 377  *
 378  *-----------------------------------------------------------------------
 379  *
 380  */
 381 /*#define       CFG_DER 0x2002000F*/
 382 #define CFG_DER 0x0
 383
 384 /*
 385  * Init Memory Controller:
 386  *
 387  * BR0/1 and OR0/1 (FLASH)
 388  */
 389
 390 #define FLASH_BASE0_PRELIM      0x40000000      /* FLASH bank #0        */
 391 #define FLASH_BASE1_PRELIM      0x60000000      /* FLASH bank #0        */
 392
 393 /* used to re-map FLASH both when starting from SRAM or FLASH:
 394  * restrict access enough to keep SRAM working (if any)
 395  * but not too much to meddle with FLASH accesses
 396  */
 397 #define CFG_REMAP_OR_AM         0x80000000      /* OR addr mask */
 398 #define CFG_PRELIM_OR_AM        0xE0000000      /* OR addr mask */
 399
 400 /*
 401  * FLASH timing:
 402  */
 403 #if defined(CONFIG_100MHz)
 404 #define CFG_OR_TIMING_FLASH 0x000002f4
 405 #define CFG_OR_TIMING_DOC   0x000002f4
 406 #define CFG_MxMR_PTx 0x61000000
 407 #define CFG_MPTPR 0x400
 408
 409 #elif  defined(CONFIG_80MHz)
 410 #define CFG_OR_TIMING_FLASH 0x00000ff4
 411 #define CFG_OR_TIMING_DOC   0x000001f4
 412 #define CFG_MxMR_PTx 0x4e000000
 413 #define CFG_MPTPR 0x400
 414
 415 #elif defined(CONFIG_75MHz)
 416 #define CFG_OR_TIMING_FLASH 0x000008f4
 417 #define CFG_OR_TIMING_DOC   0x000002f4
 418 #define CFG_MxMR_PTx 0x49000000
 419 #define CFG_MPTPR 0x400
 420
 421 #elif defined(CONFIG_66MHz)
 422 #define CFG_OR_TIMING_FLASH     (OR_ACS_DIV1  | OR_TRLX | OR_CSNT_SAM | \
 423         OR_SCY_3_CLK | OR_EHTR | OR_BI)
 424 /*#define CFG_OR_TIMING_FLASH 0x000001f4 */
 425 #define CFG_OR_TIMING_DOC   0x000003f4
 426 #define CFG_MxMR_PTx  0x40000000
 427 #define CFG_MPTPR 0x400
 428
 429 #else           /*   50 MHz */
 430 #define CFG_OR_TIMING_FLASH 0x00000ff4
 431 #define CFG_OR_TIMING_DOC   0x000001f4
 432 #define CFG_MxMR_PTx  0x30000000
 433 #define CFG_MPTPR 0x400
 434 #endif  /*CONFIG_??MHz */
 435
 436
 437 #if  defined (CONFIG_BOOT_8B)   /* 512K X 8 ,29F040 , 2MB space */
 438 #define CFG_OR0_PRELIM  (0xffe00000 | CFG_OR_TIMING_FLASH)
 439 #define CFG_BR0_PRELIM  ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V | BR_PS_8)
 440 #elif  defined (CONFIG_BOOT_16B)   /* 29lv160 X 16 , 4MB space */
 441 #define CFG_OR0_PRELIM  (0xffc00000 | CFG_OR_TIMING_FLASH)
 442 #define CFG_BR0_PRELIM  ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V | BR_PS_16)
 443 #elif defined( CONFIG_BOOT_32B )  /* 29lv160 X 2 X 32, 4/8/16MB , 64MB space */
 444 #define CFG_OR0_PRELIM  (0xfc000000 | CFG_OR_TIMING_FLASH)
 445 #define CFG_BR0_PRELIM  ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
 446 #else
 447 #error Boot device port size missing.
 448 #endif
 449
 450 /*
 451  * Disk-On-Chip configuration
 452  */
 453
 454 #define CFG_DOC_SHORT_TIMEOUT
 455 #define CFG_MAX_DOC_DEVICE      1       /* Max number of DOC devices    */
 456
 457 #define CFG_DOC_SUPPORT_2000
 458 #define CFG_DOC_SUPPORT_MILLENNIUM
 459 #define CFG_DOC_BASE 0x80000000
 460
 461
 462 /*
 463  * Internal Definitions
 464  *
 465  * Boot Flags
 466  */
 467 #define BOOTFLAG_COLD   0x01            /* Normal Power-On: Boot from FLASH     */
 468 #define BOOTFLAG_WARM   0x02            /* Software reboot                      */
 469
 470 #endif  /* __CONFIG_H */