include/configs/ETX094.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_MPC850           1       /* This is a MPC850 CPU         */
  37 #define CONFIG_ETX094           1       /* ...on a ETX_094 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         57600
  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_BOARD_TYPES      1       /* support board types          */
  52
  53 #define CONFIG_FLASH_16BIT              /* for board with 16bit wide flash      */
  54 #undef  SB_ETX094                       /* only for SB-Board with 16MB SDRAM    */
  55 #define CONFIG_BOOTP_RANDOM_DELAY       /* graceful BOOTP recovery mode         */
  56
  57 #define CONFIG_ETHADDR 08:00:06:00:00:00
  58
  59 #ifdef  CONFIG_ETHADDR
  60 #define CONFIG_OVERWRITE_ETHADDR_ONCE 1 /* default MAC can be overwritten once  */
  61 #endif
  62
  63 #undef  CONFIG_BOOTARGS
  64 #define CONFIG_RAMBOOTCOMMAND                                                   \
  65         "bootp; "                                                               \
  66         "setenv bootargs root=/dev/ram rw ramdisk_size=4690 "                   \
  67         "U-Boot_version=U-Boot-1.0.x-Date "                                     \
  68         "panic=1 "                                                              \
  69         "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off; "   \
  70         "bootm"
  71 #define CONFIG_NFSBOOTCOMMAND                                                   \
  72         "bootp; "                                                               \
  73         "setenv bootargs root=/dev/nfs rw nfsroot=$(nfsip):$(rootpath) "        \
  74         "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off; "   \
  75         "bootm"
  76 #define CONFIG_BOOTCOMMAND CONFIG_RAMBOOTCOMMAND
  77
  78 #define CONFIG_LOADS_ECHO       1       /* echo on for serial download  */
  79 #undef  CFG_LOADS_BAUD_CHANGE           /* don't allow baudrate change  */
  80
  81 #define CONFIG_WATCHDOG         1       /* watchdog enabled             */
  82
  83 #define CONFIG_STATUS_LED       1       /* Status LED enabled           */
  84
  85 #define CONFIG_BOOTP_MASK       (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
  86
  87 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
  88 #include <cmd_confdefs.h>
  89
  90 /*
  91  * Miscellaneous configurable options
  92  */
  93 #define CFG_LONGHELP                    /* undef to save memory         */
  94 #define CFG_PROMPT      "=> "           /* Monitor Command Prompt       */
  95 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  96 #define CFG_CBSIZE      1024            /* Console I/O Buffer Size      */
  97 #else
  98 #define CFG_CBSIZE      256             /* Console I/O Buffer Size      */
  99 #endif
 100 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
 101 #define CFG_MAXARGS     16              /* max number of command args   */
 102 #define CFG_BARGSIZE    CFG_CBSIZE      /* Boot Argument Buffer Size    */
 103
 104 #define CFG_MEMTEST_START       0x0300000       /* memtest works on     */
 105 #define CFG_MEMTEST_END         0x0700000       /* 3 ... 7 MB in DRAM   */
 106
 107 #define CFG_LOAD_ADDR           0x100000        /* default load address */
 108
 109 #define CFG_HZ          1000            /* decrementer freq: 1 ms ticks */
 110
 111 #define CFG_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }
 112
 113 /*
 114  * Low Level Configuration Settings
 115  * (address mappings, register initial values, etc.)
 116  * You should know what you are doing if you make changes here.
 117  */
 118 /*-----------------------------------------------------------------------
 119  * Internal Memory Mapped Register
 120  */
 121 #define CFG_IMMR                0xFFF00000
 122
 123 /*-----------------------------------------------------------------------
 124  * Definitions for initial stack pointer and data area (in DPRAM)
 125  */
 126 #define CFG_INIT_RAM_ADDR       CFG_IMMR
 127 #define CFG_INIT_RAM_END        0x2F00  /* End of used area in DPRAM    */
 128 #define CFG_GBL_DATA_SIZE       64  /* size in bytes reserved for initial data */
 129 #define CFG_GBL_DATA_OFFSET     (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
 130 #define CFG_INIT_SP_OFFSET      CFG_GBL_DATA_OFFSET
 131
 132 /*-----------------------------------------------------------------------
 133  * Start addresses for the final memory configuration
 134  * (Set up by the startup code)
 135  * Please note that CFG_SDRAM_BASE _must_ start at 0
 136  */
 137 #define CFG_SDRAM_BASE          0x00000000
 138 #define CFG_FLASH_BASE          0x40000000
 139 #ifdef  DEBUG
 140 #define CFG_MONITOR_LEN         (256 << 10)     /* Reserve 256 kB for Monitor   */
 141 #else
 142 #define CFG_MONITOR_LEN         (256 << 10)     /* Reserve 256 kB for Monitor   */
 143 #endif
 144 #define CFG_MONITOR_BASE        CFG_FLASH_BASE
 145 #define CFG_MALLOC_LEN          (128 << 10)     /* Reserve 128 kB for malloc()  */
 146
 147 /*
 148  * For booting Linux, the board info and command line data
 149  * have to be in the first 8 MB of memory, since this is
 150  * the maximum mapped by the Linux kernel during initialization.
 151  */
 152 #define CFG_BOOTMAPSZ           (8 << 20)       /* Initial Memory map for Linux */
 153 /*-----------------------------------------------------------------------
 154  * FLASH organization
 155  */
 156 #define CFG_MAX_FLASH_BANKS     1       /* max number of memory banks           */
 157 #define CFG_MAX_FLASH_SECT      35      /* max number of sectors on one chip    */
 158
 159 #define CFG_FLASH_ERASE_TOUT    120000  /* Timeout for Flash Erase (in ms)      */
 160 #define CFG_FLASH_WRITE_TOUT    1000    /* Timeout for Flash Write (in ms)      */
 161
 162 #define CFG_ENV_IS_IN_FLASH     1
 163 #ifdef CONFIG_FLASH_16BIT
 164 #define CFG_ENV_OFFSET          0x8000  /* Offset   of Environment Sector       */
 165 #define CFG_ENV_SIZE            0x8000  /* Total Size of Environment Sector     */
 166 #else
 167 #define CFG_ENV_OFFSET          0x8000  /* Offset   of Environment Sector       */
 168 #define CFG_ENV_SIZE            0x4000  /* Total Size of Environment Sector     */
 169 #endif
 170
 171 /*-----------------------------------------------------------------------
 172  * Hardware Information Block
 173  */
 174 #define CFG_HWINFO_OFFSET       0x0003FFC0      /* offset of HW Info block */
 175 #define CFG_HWINFO_SIZE         0x00000040      /* size   of HW Info block */
 176 #define CFG_HWINFO_MAGIC        0x54514D38      /* 'TQM8' */
 177
 178 /*-----------------------------------------------------------------------
 179  * Cache Configuration
 180  */
 181 #define CFG_CACHELINE_SIZE      16      /* For all MPC8xx CPUs                  */
 182 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
 183 #define CFG_CACHELINE_SHIFT     4       /* log base 2 of the above value        */
 184 #endif
 185
 186 /*-----------------------------------------------------------------------
 187  * SYPCR - System Protection Control                            11-9
 188  * SYPCR can only be written once after reset!
 189  *-----------------------------------------------------------------------
 190  * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
 191  */
 192 #if defined(CONFIG_WATCHDOG)
 193 #define CFG_SYPCR       (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
 194                          SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
 195 #else
 196 #define CFG_SYPCR       (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
 197 #endif  /* CONFIG_WATCHDOG */
 198
 199 /*-----------------------------------------------------------------------
 200  * SIUMCR - SIU Module Configuration                            11-6
 201  *-----------------------------------------------------------------------
 202  * PCMCIA config., multi-function pin tri-state
 203  */
 204 #define CFG_SIUMCR      (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
 205
 206 /*-----------------------------------------------------------------------
 207  * TBSCR - Time Base Status and Control                         11-26
 208  *-----------------------------------------------------------------------
 209  * Clear Reference Interrupt Status, Timebase freezing enabled
 210  */
 211 #define CFG_TBSCR       (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
 212
 213 /*-----------------------------------------------------------------------
 214  * RTCSC - Real-Time Clock Status and Control Register          11-27
 215  *-----------------------------------------------------------------------
 216  */
 217 #define CFG_RTCSC       (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
 218
 219 /*-----------------------------------------------------------------------
 220  * PISCR - Periodic Interrupt Status and Control                11-31
 221  *-----------------------------------------------------------------------
 222  * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
 223  */
 224 #define CFG_PISCR       (PISCR_PS | PISCR_PITF)
 225
 226 /*-----------------------------------------------------------------------
 227  * PLPRCR - PLL, Low-Power, and Reset Control Register          15-30
 228  *-----------------------------------------------------------------------
 229  * Reset PLL lock status sticky bit, timer expired status bit and timer
 230  * interrupt status bit - leave PLL multiplication factor unchanged !
 231  */
 232 #define CFG_PLPRCR      (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
 233
 234 /*-----------------------------------------------------------------------
 235  * SCCR - System Clock and reset Control Register               15-27
 236  *-----------------------------------------------------------------------
 237  * Set clock output, timebase and RTC source and divider,
 238  * power management and some other internal clocks
 239  */
 240 #define SCCR_MASK       SCCR_EBDF11
 241 #define CFG_SCCR        (SCCR_TBS     | \
 242                          SCCR_COM00   | SCCR_DFSYNC00 | SCCR_DFBRG00  | \
 243                          SCCR_DFNL000 | SCCR_DFNH000  | SCCR_DFLCD000 | \
 244                          SCCR_DFALCD00)
 245
 246 /*-----------------------------------------------------------------------
 247  * PCMCIA stuff
 248  *-----------------------------------------------------------------------
 249  *
 250  */
 251 #define CFG_PCMCIA_MEM_ADDR     (0xE0000000)
 252 #define CFG_PCMCIA_MEM_SIZE     ( 64 << 20 )
 253 #define CFG_PCMCIA_DMA_ADDR     (0xE4000000)
 254 #define CFG_PCMCIA_DMA_SIZE     ( 64 << 20 )
 255 #define CFG_PCMCIA_ATTRB_ADDR   (0xE8000000)
 256 #define CFG_PCMCIA_ATTRB_SIZE   ( 64 << 20 )
 257 #define CFG_PCMCIA_IO_ADDR      (0xEC000000)
 258 #define CFG_PCMCIA_IO_SIZE      ( 64 << 20 )
 259
 260 /*-----------------------------------------------------------------------
 261  *
 262  *-----------------------------------------------------------------------
 263  *
 264  */
 265 /*#define       CFG_DER 0x2002000F*/
 266 #define CFG_DER 0
 267
 268 /*
 269  * Init Memory Controller:
 270  *
 271  * BR0/1 and OR0/1 (FLASH)
 272  */
 273
 274 #define FLASH_BASE0_PRELIM      0x40000000      /* FLASH bank #0        */
 275 #define FLASH_BASE1_PRELIM      0x60000000      /* FLASH bank #0        */
 276
 277 /* used to re-map FLASH both when starting from SRAM or FLASH:
 278  * restrict access enough to keep SRAM working (if any)
 279  * but not too much to meddle with FLASH accesses
 280  */
 281 #define CFG_REMAP_OR_AM         0x80000000      /* OR addr mask */
 282 #define CFG_PRELIM_OR_AM        0xE0000000      /* OR addr mask */
 283
 284 /* FLASH timing: ACS = 11, TRLX = 1, CSNT = 0, SCY = 2, EHTR = 0        */
 285 #define CFG_OR_TIMING_FLASH    (OR_ACS_DIV2 | OR_BI | \
 286                                OR_SCY_2_CLK | OR_TRLX )
 287
 288 #define CFG_OR0_REMAP   (CFG_REMAP_OR_AM  | CFG_OR_TIMING_FLASH)
 289 #define CFG_OR0_PRELIM  (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
 290
 291 #ifdef CONFIG_FLASH_16BIT       /* 16 bit data port */
 292 #define CFG_BR0_PRELIM  ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V | BR_PS_16)
 293 #define CFG_BR1_PRELIM  ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V | BR_PS_16)
 294 #else                           /* 32 bit data port */
 295 #define CFG_BR0_PRELIM  ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V | BR_PS_32)
 296 #define CFG_BR1_PRELIM  ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V | BR_PS_32)
 297 #endif  /* CONFIG_FLASH_16BIT */
 298
 299 #define CFG_OR1_REMAP   CFG_OR0_REMAP
 300 #define CFG_OR1_PRELIM  CFG_OR0_PRELIM
 301
 302 /*
 303  * BR2/3 and OR2/3 (SDRAM)
 304  *
 305  */
 306 #define SDRAM_BASE2_PRELIM      0x00000000      /* SDRAM bank #0        */
 307 #define SDRAM_BASE3_PRELIM      0x20000000      /* SDRAM bank #1        */
 308 #define SDRAM_MAX_SIZE          0x04000000      /* max 64 MB per bank   */
 309
 310 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care)      */
 311 #define CFG_OR_TIMING_SDRAM     0x00000A00
 312
 313 #define CFG_OR2_PRELIM  (CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM )
 314 #define CFG_BR2_PRELIM  ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
 315
 316 #define CFG_OR3_PRELIM  CFG_OR2_PRELIM
 317 #define CFG_BR3_PRELIM  ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
 318
 319 /*
 320  * Memory Periodic Timer Prescaler
 321  */
 322
 323 /* periodic timer for refresh */
 324 #define CFG_MAMR_PTA    23              /* start with divider for 100 MHz       */
 325
 326 /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit     */
 327 #define CFG_MPTPR_2BK_4K        MPTPR_PTP_DIV16         /* setting for 2 banks  */
 328 #define CFG_MPTPR_1BK_4K        MPTPR_PTP_DIV32         /* setting for 1 bank   */
 329
 330 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit         */
 331 #define CFG_MPTPR_2BK_8K        MPTPR_PTP_DIV8          /* setting for 2 banks  */
 332 #define CFG_MPTPR_1BK_8K        MPTPR_PTP_DIV16         /* setting for 1 bank   */
 333
 334 /*
 335  * MAMR settings for SDRAM
 336  */
 337
 338 /* 8 column SDRAM */
 339 #define CFG_MAMR_8COL   ((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE      |   \
 340                          MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 |   \
 341                          MAMR_RLFA_1X    | MAMR_WLFA_1X    | MAMR_TLFA_1X)
 342 /* 9 column SDRAM */
 343 #define CFG_MAMR_9COL   ((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE      |   \
 344                          MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 |   \
 345                          MAMR_RLFA_1X    | MAMR_WLFA_1X    | MAMR_TLFA_1X)
 346
 347
 348 /*
 349  * Internal Definitions
 350  *
 351  * Boot Flags
 352  */
 353 #define BOOTFLAG_COLD   0x01            /* Normal Power-On: Boot from FLASH     */
 354 #define BOOTFLAG_WARM   0x02            /* Software reboot                      */
 355
 356 #endif  /* __CONFIG_H */