include/configs/cmi_mpc5xx.h

   1 /*
   2  * (C) Copyright 2003
   3  * Martin Winistoerfer, martinwinistoerfer@gmx.ch.
   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,
  21  */
  22
  23 /*
  24  * File:                cmi_mpc5xx.h
  25  *
  26  * Discription:         Config header file for cmi
  27  *                      board  using an MPC5xx CPU
  28  *
  29  */
  30
  31 #ifndef __CONFIG_H
  32 #define __CONFIG_H
  33
  34 /*
  35  * High Level Configuration Options
  36  */
  37
  38 #define CONFIG_MPC555           1               /* This is an MPC555 CPU                */
  39 #define CONFIG_CMI              1               /* Using the customized cmi board       */
  40
  41 #define CONFIG_SYS_TEXT_BASE    0x02000000      /* Boot from flash at location 0x00000000 */
  42
  43 /* Serial Console Configuration */
  44 #define CONFIG_5xx_CONS_SCI1
  45 #undef  CONFIG_5xx_CONS_SCI2
  46
  47 #define CONFIG_BAUDRATE         57600
  48
  49
  50 /*
  51  * BOOTP options
  52  */
  53 #define CONFIG_BOOTP_BOOTFILESIZE
  54 #define CONFIG_BOOTP_BOOTPATH
  55 #define CONFIG_BOOTP_GATEWAY
  56 #define CONFIG_BOOTP_HOSTNAME
  57
  58
  59 /*
  60  * Command line configuration.
  61  */
  62 #include <config_cmd_default.h>
  63
  64 #undef  CONFIG_CMD_NET          /* disabeled - causes compile errors */
  65
  66 #define CONFIG_CMD_MEMORY
  67 #define CONFIG_CMD_LOADB
  68 #define CONFIG_CMD_REGINFO
  69 #define CONFIG_CMD_FLASH
  70 #define CONFIG_CMD_LOADS
  71 #define CONFIG_CMD_ASKENV
  72 #define CONFIG_CMD_BDI
  73 #define CONFIG_CMD_CONSOLE
  74 #define CONFIG_CMD_SAVEENV
  75 #define CONFIG_CMD_RUN
  76 #define CONFIG_CMD_IMI
  77
  78
  79 #if 0
  80 #define CONFIG_BOOTDELAY        -1              /* autoboot disabled                    */
  81 #else
  82 #define CONFIG_BOOTDELAY        5               /* autoboot after 5 seconds             */
  83 #endif
  84 #define CONFIG_BOOTCOMMAND      "go 02034004"   /* autoboot command                     */
  85
  86 #define CONFIG_BOOTARGS         ""              /* Assuming OS Image in 4 flash sector at offset 4004 */
  87
  88 #define CONFIG_WATCHDOG                         /* turn on platform specific watchdog   */
  89
  90 #define CONFIG_STATUS_LED       1               /* Enable status led */
  91
  92 #define CONFIG_LOADS_ECHO       1               /* Echo on for serial download */
  93
  94 /*
  95  * Miscellaneous configurable options
  96  */
  97
  98 #define CONFIG_SYS_LONGHELP                             /* undef to save memory         */
  99 #define CONFIG_SYS_PROMPT               "=> "           /* Monitor Command Prompt       */
 100 #if defined(CONFIG_CMD_KGDB)
 101 #define CONFIG_SYS_CBSIZE               1024            /* Console I/O Buffer Size      */
 102 #else
 103 #define CONFIG_SYS_CBSIZE               256             /* Console I/O Buffer Size      */
 104 #endif
 105 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
 106 #define CONFIG_SYS_MAXARGS              16             /* max number of command args    */
 107 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size    */
 108
 109 #define CONFIG_SYS_MEMTEST_START        0x00000000      /* memtest works on             */
 110 #define CONFIG_SYS_MEMTEST_END          0x000fa000      /* 1 MB in SRAM                 */
 111
 112 #define CONFIG_SYS_LOAD_ADDR            0x100000        /* default load address         */
 113
 114 #define CONFIG_SYS_HZ                   1000            /* Decrementer freq: 1 ms ticks */
 115
 116 #define CONFIG_SYS_BAUDRATE_TABLE       { 9600, 19200, 38400, 57600, 115200, 1250000 }
 117
 118
 119 /*
 120  * Low Level Configuration Settings
 121  */
 122
 123 /*
 124  * Internal Memory Mapped (This is not the IMMR content)
 125  */
 126 #define CONFIG_SYS_IMMR         0x01000000              /* Physical start adress of internal memory map */
 127
 128 /*
 129  * Definitions for initial stack pointer and data area
 130  */
 131 #define CONFIG_SYS_INIT_RAM_ADDR        (CONFIG_SYS_IMMR + 0x003f9800)  /* Physical start adress of internal MPC555 writable RAM */
 132 #define CONFIG_SYS_INIT_RAM_SIZE        (CONFIG_SYS_IMMR + 0x003fffff)  /* Physical end adress of internal MPC555 used RAM area */
 133 #define CONFIG_SYS_GBL_DATA_OFFSET      ((CONFIG_SYS_INIT_RAM_SIZE - CONFIG_SYS_INIT_RAM_ADDR) - GENERATED_GBL_DATA_SIZE) /* Offset from the beginning of ram */
 134 #define CONFIG_SYS_INIT_SP_ADDR 0x013fa000              /* Physical start adress of inital stack */
 135
 136 /*
 137  * Start addresses for the final memory configuration
 138  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 139  */
 140 #define CONFIG_SYS_SDRAM_BASE           0x00000000      /* Monitor won't change memory map                      */
 141 #define CONFIG_SYS_FLASH_BASE           0x02000000      /* External flash */
 142 #define PLD_BASE                0x03000000      /* PLD  */
 143 #define ANYBUS_BASE             0x03010000      /* Anybus Module */
 144
 145 #define CONFIG_SYS_RESET_ADRESS 0x01000000      /* Adress which causes reset */
 146 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE   /* CONFIG_SYS_TEXT_BASE is defined in the board config.mk file. */
 147                                                 /* This adress is given to the linker with -Ttext to    */
 148                                                 /* locate the text section at this adress.              */
 149 #define CONFIG_SYS_MONITOR_LEN          (192 << 10)     /* Reserve 192 kB for Monitor                           */
 150 #define CONFIG_SYS_MALLOC_LEN           (64 << 10)      /* Reserve 128 kB for malloc()                          */
 151
 152 /*
 153  * For booting Linux, the board info and command line data
 154  * have to be in the first 8 MB of memory, since this is
 155  * the maximum mapped by the Linux kernel during initialization.
 156  */
 157 #define CONFIG_SYS_BOOTMAPSZ            (8 << 20)       /* Initial Memory map for Linux         */
 158
 159
 160 /*-----------------------------------------------------------------------
 161  * FLASH organization
 162  *-----------------------------------------------------------------------
 163  *
 164  */
 165
 166 #define CONFIG_SYS_MAX_FLASH_BANKS      1               /* Max number of memory banks           */
 167 #define CONFIG_SYS_MAX_FLASH_SECT       64              /* Max number of sectors on one chip    */
 168 #define CONFIG_SYS_FLASH_ERASE_TOUT     180000          /* Timeout for Flash Erase (in ms)      */
 169 #define CONFIG_SYS_FLASH_WRITE_TOUT     600             /* Timeout for Flash Write (in ms)      */
 170 #define CONFIG_SYS_FLASH_PROTECTION    1                /* Physically section protection on     */
 171
 172 #define CONFIG_ENV_IS_IN_FLASH  1
 173
 174 #ifdef  CONFIG_ENV_IS_IN_FLASH
 175 #define CONFIG_ENV_OFFSET               0x00020000      /* Environment starts at this adress    */
 176 #define CONFIG_ENV_SIZE         0x00010000      /* Set whole sector as env              */
 177 #define CONFIG_SYS_USE_PPCENV                           /* Environment embedded in sect .ppcenv */
 178 #endif
 179
 180 /*-----------------------------------------------------------------------
 181  * SYPCR - System Protection Control
 182  * SYPCR can only be written once after reset!
 183  *-----------------------------------------------------------------------
 184  * SW Watchdog freeze
 185  */
 186 #if defined(CONFIG_WATCHDOG)
 187 #define CONFIG_SYS_SYPCR        (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
 188                          SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
 189 #else
 190 #define CONFIG_SYS_SYPCR        (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
 191                          SYPCR_SWP)
 192 #endif  /* CONFIG_WATCHDOG */
 193
 194 /*-----------------------------------------------------------------------
 195  * TBSCR - Time Base Status and Control
 196  *-----------------------------------------------------------------------
 197  * Clear Reference Interrupt Status, Timebase freezing enabled
 198  */
 199 #define CONFIG_SYS_TBSCR        (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
 200
 201 /*-----------------------------------------------------------------------
 202  * PISCR - Periodic Interrupt Status and Control
 203  *-----------------------------------------------------------------------
 204  * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
 205  */
 206 #define CONFIG_SYS_PISCR        (PISCR_PITF)
 207
 208 /*-----------------------------------------------------------------------
 209  * SCCR - System Clock and reset Control Register
 210  *-----------------------------------------------------------------------
 211  * Set clock output, timebase and RTC source and divider,
 212  * power management and some other internal clocks
 213  */
 214 #define SCCR_MASK       SCCR_EBDF00
 215 #define CONFIG_SYS_SCCR (SCCR_TBS     | SCCR_RTDIV    | SCCR_RTSEL    | \
 216                          SCCR_COM00   | SCCR_DFNL000 | SCCR_DFNH000)
 217
 218 /*-----------------------------------------------------------------------
 219  * SIUMCR - SIU Module Configuration
 220  *-----------------------------------------------------------------------
 221  * Data show cycle
 222  */
 223 #define CONFIG_SYS_SIUMCR       (SIUMCR_DBGC00)         /* Disable data show cycle      */
 224
 225 /*-----------------------------------------------------------------------
 226  * PLPRCR - PLL, Low-Power, and Reset Control Register
 227  *-----------------------------------------------------------------------
 228  * Set all bits to 40 Mhz
 229  *
 230  */
 231 #define CONFIG_SYS_OSC_CLK      ((uint)4000000)         /* Oscillator clock is 4MHz     */
 232 #define CONFIG_SYS_PLPRCR       (PLPRCR_MF_9 | PLPRCR_DIVF_0)
 233
 234
 235 /*-----------------------------------------------------------------------
 236  * UMCR - UIMB Module Configuration Register
 237  *-----------------------------------------------------------------------
 238  *
 239  */
 240 #define CONFIG_SYS_UMCR (UMCR_FSPEED)           /* IMB clock same as U-bus      */
 241
 242 /*-----------------------------------------------------------------------
 243  * ICTRL - I-Bus Support Control Register
 244  */
 245 #define CONFIG_SYS_ICTRL        (ICTRL_ISCT_SER_7)      /* Take out of serialized mode  */
 246
 247 /*-----------------------------------------------------------------------
 248  * USIU - Memory Controller Register
 249  *-----------------------------------------------------------------------
 250  */
 251
 252 #define CONFIG_SYS_BR0_PRELIM           (CONFIG_SYS_FLASH_BASE | BR_V | BR_BI | BR_PS_16)
 253 #define CONFIG_SYS_OR0_PRELIM           (OR_ADDR_MK_FF | OR_SCY_3)
 254 #define CONFIG_SYS_BR1_PRELIM           (ANYBUS_BASE)
 255 #define CONFIG_SYS_OR1_PRELIM           (OR_ADDR_MK_FFFF | OR_SCY_1 | OR_ETHR)
 256 #define CONFIG_SYS_BR2_PRELIM           (CONFIG_SYS_SDRAM_BASE | BR_V | BR_PS_32)
 257 #define CONFIG_SYS_OR2_PRELIM           (OR_ADDR_MK_FF)
 258 #define CONFIG_SYS_BR3_PRELIM           (PLD_BASE | BR_V | BR_BI | BR_LBDIR | BR_PS_8)
 259 #define CONFIG_SYS_OR3_PRELIM           (OR_ADDR_MK_FF | OR_TRLX | OR_BSCY | OR_SCY_8 | \
 260                                  OR_ACS_10 | OR_ETHR | OR_CSNT)
 261
 262 #define FLASH_BASE0_PRELIM      CONFIG_SYS_FLASH_BASE   /* We don't realign the flash   */
 263
 264 /*-----------------------------------------------------------------------
 265  * DER - Timer Decrementer
 266  *-----------------------------------------------------------------------
 267  * Initialise to zero
 268  */
 269 #define CONFIG_SYS_DER                  0x00000000
 270
 271 #endif  /* __CONFIG_H */