include/configs/MBX.h

   1 /*
   2  * (C) Copyright 2000
   3  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
   4  * Marius Groeger <mgroeger@sysgo.de>
   5  *
   6  * Configuation settings for the MBX8xx board.
   7  *
   8  * -----------------------------------------------------------------
   9  * See file CREDITS for list of people who contributed to this
  10  * project.
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License as
  14  * published by the Free Software Foundation; either version 2 of
  15  * the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  25  * MA 02111-1307 USA
  26  */
  27 /*
  28  * Changed 2002-10-01
  29  * Added PCMCIA defines mostly taken from other U-Boot boards that
  30  * have PCMCIA already working.  If you find any bugs, incorrect assumptions
  31  * feel free to fix them yourself and submit a patch.
  32  * Rod Boyce <rod_boyce@stratexnet.com.
  33  */
  34 /*
  35  * board/config.h - configuration options, board specific
  36  */
  37
  38 #ifndef __CONFIG_H
  39 #define __CONFIG_H
  40
  41 /*
  42  * High Level Configuration Options
  43  * (easy to change)
  44  */
  45
  46 #define CONFIG_MPC860           1       /* This is a MPC860 CPU         */
  47 #define CONFIG_MBX              1       /* ...on an MBX module          */
  48
  49 #define CONFIG_SYS_TEXT_BASE    0xfe000000
  50
  51 #define CONFIG_8xx_CONS_SMC1    1       /* Console is on SMC1           */
  52 #undef  CONFIG_8xx_CONS_SMC2
  53 #undef  CONFIG_8xx_CONS_NONE
  54 #define CONFIG_BAUDRATE         9600
  55 /* Define this to use the PCI bus */
  56 #undef CONFIG_USE_PCI
  57
  58 #define CONFIG_CLOCKS_IN_MHZ    1       /* clocks passsed to Linux in MHz */
  59 #define CONFIG_8xx_GCLK_FREQ    (50000000UL)
  60 #if 1
  61 #define CONFIG_BOOTDELAY        -1      /* autoboot disabled            */
  62 #else
  63 #define CONFIG_BOOTDELAY        5       /* autoboot after 5 seconds     */
  64 #endif
  65 #define CONFIG_BOOTCOMMAND      "bootm 20000" /* autoboot command       */
  66
  67 #define CONFIG_BOOTARGS         "root=/dev/nfs rw "                     \
  68                                 "nfsroot=10.0.0.2:/opt/eldk/ppc_8xx "   \
  69                                 "nfsaddrs=10.0.0.99:10.0.0.2"
  70
  71 #define CONFIG_LOADS_ECHO       1       /* echo on for serial download  */
  72 #undef  CONFIG_SYS_LOADS_BAUD_CHANGE   /* don't allow baudrate change   */
  73
  74 #undef  CONFIG_WATCHDOG                 /* watchdog disabled            */
  75
  76
  77 /*
  78  * BOOTP options
  79  */
  80 #define CONFIG_BOOTP_BOOTFILESIZE
  81 #define CONFIG_BOOTP_BOOTPATH
  82 #define CONFIG_BOOTP_GATEWAY
  83 #define CONFIG_BOOTP_HOSTNAME
  84
  85
  86 /*
  87  * Command line configuration.
  88  */
  89 #define CONFIG_CMD_NET
  90 #define CONFIG_CMD_SDRAM
  91 #define CONFIG_CMD_PCMCIA
  92 #define CONFIG_CMD_IDE
  93
  94
  95 #define CONFIG_DOS_PARTITION
  96
  97 /*
  98  * Miscellaneous configurable options
  99  */
 100 #define CONFIG_SYS_LONGHELP                     /* undef to save memory         */
 101 #define CONFIG_SYS_PROMPT       "=> "           /* Monitor Command Prompt       */
 102 #undef  CONFIG_SYS_HUSH_PARSER                  /* Hush parse for U-Boot        */
 103 #if defined(CONFIG_CMD_KGDB)
 104 #define CONFIG_SYS_CBSIZE       1024            /* Console I/O Buffer Size      */
 105 #else
 106 #define CONFIG_SYS_CBSIZE       256             /* Console I/O Buffer Size      */
 107 #endif
 108 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
 109 #define CONFIG_SYS_MAXARGS      16              /* max number of command args   */
 110 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size    */
 111
 112 #define CONFIG_SYS_MEMTEST_START        0x0400000       /* memtest works on     */
 113 #define CONFIG_SYS_MEMTEST_END          0x0C00000       /* 4 ... 12 MB in DRAM  */
 114
 115 #define CONFIG_SYS_LOAD_ADDR            0x100000        /* default load address */
 116
 117 #define CONFIG_SYS_HZ           1000            /* decrementer freq: 1 ms ticks */
 118
 119 /*
 120  * Low Level Configuration Settings
 121  * (address mappings, register initial values, etc.)
 122  * You should know what you are doing if you make changes here.
 123  */
 124
 125 /*-----------------------------------------------------------------------
 126  * Physical memory map as defined by the MBX PGM
 127  */
 128 #define CONFIG_SYS_IMMR         0xFA200000 /* Internal Memory Mapped Register*/
 129 #define CONFIG_SYS_NVRAM_BASE           0xFA000000 /* NVRAM                          */
 130 #define CONFIG_SYS_NVRAM_OR             0xffe00000 /* w/o speed dependent flags!!    */
 131 #define CONFIG_SYS_CSR_BASE             0xFA100000 /* Control/Status Registers       */
 132 #define CONFIG_SYS_PCIMEM_BASE          0x80000000 /* PCI I/O and Memory Spaces      */
 133 #define CONFIG_SYS_PCIMEM_OR            0xA0000108
 134 #define CONFIG_SYS_PCIBRIDGE_BASE       0xFA210000 /* PCI-Bus Bridge Registers       */
 135 #define CONFIG_SYS_PCIBRIDGE_OR 0xFFFF0108
 136
 137 /*-----------------------------------------------------------------------
 138  * Definitions for initial stack pointer and data area (in DPRAM)
 139  */
 140 #define CONFIG_SYS_INIT_RAM_ADDR        CONFIG_SYS_IMMR
 141 #define CONFIG_SYS_INIT_RAM_SIZE        0x2f00  /* Size of used area in DPRAM   */
 142 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 143 #define CONFIG_SYS_INIT_VPD_SIZE        256 /* size in bytes reserved for vpd buffer */
 144 #define CONFIG_SYS_INIT_VPD_OFFSET      (CONFIG_SYS_GBL_DATA_OFFSET - CONFIG_SYS_INIT_VPD_SIZE)
 145 #define CONFIG_SYS_INIT_SP_OFFSET       (CONFIG_SYS_INIT_VPD_OFFSET-8)
 146
 147 /*-----------------------------------------------------------------------
 148  * Offset in DPMEM where we keep the VPD data
 149  */
 150 #define CONFIG_SYS_DPRAMVPD             (CONFIG_SYS_INIT_VPD_OFFSET - 0x2000)
 151
 152 /*-----------------------------------------------------------------------
 153  * Start addresses for the final memory configuration
 154  * (Set up by the startup code)
 155  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 156  */
 157 #define CONFIG_SYS_SDRAM_BASE           0x00000000
 158 #define CONFIG_SYS_FLASH_BASE           0xfe000000
 159 #ifdef  DEBUG
 160 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 256 kB for Monitor   */
 161 #else
 162 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 256 kB for Monitor   */
 163 #endif
 164 #undef  CONFIG_SYS_MONITOR_BASE /* 0x200000        to run U-Boot from RAM */
 165 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
 166 #define CONFIG_SYS_MALLOC_LEN           (128 << 10)     /* Reserve 128 kB for malloc()  */
 167
 168 /*
 169  * For booting Linux, the board info and command line data
 170  * have to be in the first 8 MB of memory, since this is
 171  * the maximum mapped by the Linux kernel during initialization.
 172  */
 173 #define CONFIG_SYS_BOOTMAPSZ            (8 << 20)       /* Initial Memory map for Linux */
 174
 175 /*-----------------------------------------------------------------------
 176  * FLASH organization
 177  */
 178 #define CONFIG_SYS_MAX_FLASH_BANKS      1       /* max number of memory banks           */
 179 #define CONFIG_SYS_MAX_FLASH_SECT       16      /* max number of sectors on one chip    */
 180
 181 #define CONFIG_SYS_FLASH_ERASE_TOUT     120000  /* Timeout for Flash Erase (in ms)      */
 182 #define CONFIG_SYS_FLASH_WRITE_TOUT     500     /* Timeout for Flash Write (in ms)      */
 183
 184 /*-----------------------------------------------------------------------
 185  * NVRAM Configuration
 186  *
 187  * Note: the MBX is special because there is already a firmware on this
 188  * board: EPPC-Bug from Motorola. To avoid collisions in NVRAM Usage, we
 189  * access the NVRAM at the offset 0x1000.
 190  */
 191 #define CONFIG_ENV_IS_IN_NVRAM  1       /* turn on NVRAM env feature */
 192 #define CONFIG_ENV_ADDR         (CONFIG_SYS_NVRAM_BASE + 0x1000)
 193 #define CONFIG_ENV_SIZE         0x1000
 194
 195 /*-----------------------------------------------------------------------
 196  * Cache Configuration
 197  */
 198 #define CONFIG_SYS_CACHELINE_SIZE       16      /* For all MPC8xx CPUs                  */
 199 #if defined(CONFIG_CMD_KGDB)
 200 #define CONFIG_SYS_CACHELINE_SHIFT      4       /* log base 2 of the above value        */
 201 #endif
 202
 203 /*-----------------------------------------------------------------------
 204  * SYPCR - System Protection Control                            11-9
 205  * SYPCR can only be written once after reset!
 206  *-----------------------------------------------------------------------
 207  * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
 208  */
 209 #if defined(CONFIG_WATCHDOG)
 210 #define CONFIG_SYS_SYPCR        (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
 211                          SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
 212 #else
 213 #define CONFIG_SYS_SYPCR        (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF)
 214 #endif
 215
 216 /*-----------------------------------------------------------------------
 217  * SIUMCR - SIU Module Configuration                            11-6
 218  *-----------------------------------------------------------------------
 219  * PCMCIA config., multi-function pin tri-state
 220  */
 221 /* #define CONFIG_SYS_SIUMCR    (SIUMCR_DBGC11 | SIUMCR_DPC | SIUMCR_MLRC10 | SIUMCR_SEME) */
 222 #define CONFIG_SYS_SIUMCR       (SIUMCR_DBGC11 | SIUMCR_DPC | SIUMCR_MLRC11 | SIUMCR_SEME | SIUMCR_BSC )
 223
 224 /*-----------------------------------------------------------------------
 225  * TBSCR - Time Base Status and Control                         11-26
 226  *-----------------------------------------------------------------------
 227  * Clear Reference Interrupt Status, Timebase freezing enabled
 228  */
 229 #define CONFIG_SYS_TBSCR        (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
 230
 231 /*-----------------------------------------------------------------------
 232  * PISCR - Periodic Interrupt Status and Control                11-31
 233  *-----------------------------------------------------------------------
 234  * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
 235  */
 236 #define CONFIG_SYS_PISCR        (PISCR_PS | PISCR_PITF | PISCR_PTE)
 237
 238 /*-----------------------------------------------------------------------
 239  * PLPRCR - PLL, Low-Power, and Reset Control Register          15-30
 240  *-----------------------------------------------------------------------
 241  * Reset PLL lock status sticky bit, timer expired status bit and timer
 242  * interrupt status bit - leave PLL multiplication factor unchanged !
 243  */
 244 #define CONFIG_SYS_PLPRCR       (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
 245
 246 /*-----------------------------------------------------------------------
 247  * SCCR - System Clock and reset Control Register               15-27
 248  *-----------------------------------------------------------------------
 249  * Set clock output, timebase and RTC source and divider,
 250  * power management and some other internal clocks
 251  */
 252 #define SCCR_MASK       (SCCR_RTDIV | SCCR_RTSEL)
 253 #define CONFIG_SYS_SCCR SCCR_TBS
 254
 255 /*-----------------------------------------------------------------------
 256  * PCMCIA stuff
 257  *-----------------------------------------------------------------------
 258  *
 259  */
 260 #define CONFIG_SYS_PCMCIA_MEM_ADDR      (0xE0000000)
 261 #define CONFIG_SYS_PCMCIA_MEM_SIZE      ( 64 << 20 )
 262 #define CONFIG_SYS_PCMCIA_DMA_ADDR      (0xE4000000)
 263 #define CONFIG_SYS_PCMCIA_DMA_SIZE      ( 64 << 20 )
 264 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR    (0xE8000000)
 265 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE    ( 64 << 20 )
 266 #define CONFIG_SYS_PCMCIA_IO_ADDR       (0xEC000000)
 267 #define CONFIG_SYS_PCMCIA_IO_SIZE       ( 64 << 20 )
 268
 269 #define CONFIG_SYS_PCMCIA_INTERRUPT     SIU_LEVEL6
 270
 271 #define CONFIG_PCMCIA_SLOT_A    1
 272
 273
 274 /*-----------------------------------------------------------------------
 275  * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
 276  *-----------------------------------------------------------------------
 277  */
 278
 279 #define CONFIG_IDE_PREINIT      1       /* Use preinit IDE hook */
 280 #define CONFIG_IDE_8xx_PCCARD   1       /* Use IDE with PC Card Adapter */
 281
 282 #undef  CONFIG_IDE_8xx_DIRECT           /* Direct IDE    not supported  */
 283 #undef  CONFIG_IDE_LED                  /* LED   for ide not supported  */
 284 #undef  CONFIG_IDE_RESET                /* reset for ide not supported  */
 285
 286 #define CONFIG_SYS_IDE_MAXBUS           1       /* max. 1 IDE bus               */
 287 #define CONFIG_SYS_IDE_MAXDEVICE        1       /* max. 1 drive per IDE bus     */
 288
 289 #define CONFIG_SYS_ATA_IDE0_OFFSET      0x0000
 290
 291 #define CONFIG_SYS_ATA_BASE_ADDR        CONFIG_SYS_PCMCIA_MEM_ADDR
 292
 293 /* Offset for data I/O */
 294 #define CONFIG_SYS_ATA_DATA_OFFSET      (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
 295
 296 /* Offset for normal register accesses */
 297 #define CONFIG_SYS_ATA_REG_OFFSET       (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
 298
 299 /* Offset for alternate registers */
 300 #define CONFIG_SYS_ATA_ALT_OFFSET       0x0100
 301
 302 /*-----------------------------------------------------------------------
 303  * Debug Entry Mode
 304  *-----------------------------------------------------------------------
 305  *
 306  */
 307 #define CONFIG_SYS_DER 0
 308
 309 #endif  /* __CONFIG_H */