include/configs/PN62.h

   1 /*
   2  * (C) Copyright 2002
   3  * Wolfgang Grandegger, DENX Software Engineering, wg@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
  26 /*
  27  * board/config.h - configuration options, board specific
  28  */
  29
  30 #ifndef __CONFIG_H
  31 #define __CONFIG_H
  32
  33 /*
  34  * High Level Configuration Options
  35  * (easy to change)
  36  */
  37
  38 #define CONFIG_MPC824X          1
  39 #define CONFIG_MPC8240          1
  40 #define CONFIG_PN62             1
  41
  42 #define CONFIG_CONS_INDEX       1
  43
  44
  45 #define REMOVE_COMMANDS         ( CFG_CMD_AUTOSCRIPT    | \
  46                                   CFG_CMD_LOADS         | \
  47                                   CFG_CMD_ENV           | \
  48                                   CFG_CMD_FLASH         | \
  49                                   CFG_CMD_IMLS          )
  50
  51 #define CONFIG_COMMANDS         ( (CONFIG_CMD_DFL & ~REMOVE_COMMANDS) |\
  52                                   CFG_CMD_PCI |\
  53                                   CFG_CMD_BSP)
  54
  55 #define CONFIG_BAUDRATE         19200   /* console baudrate             */
  56
  57 #define CONFIG_BOOTDELAY        1       /* autoboot after n seconds     */
  58
  59 #define CONFIG_CLOCKS_IN_MHZ    1       /* clocks passsed to Linux in MHz */
  60
  61 #define CONFIG_SERVERIP         10.0.0.201
  62 #define CONFIG_IPADDR           10.0.0.200
  63 #define CONFIG_ROOTPATH         /opt/eldk/ppc_82xx
  64 #define CONFIG_NETMASK          255.255.255.0
  65 #undef CONFIG_BOOTARGS
  66 #if 0
  67 /* Boot Linux with NFS root filesystem */
  68 #define CONFIG_BOOTCOMMAND \
  69                         "setenv verify y;" \
  70                         "setenv bootargs console=ttyS0,19200 mem=31M quiet " \
  71                         "root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
  72                         "ip=$(ipaddr):$(serverip)::$(netmask):pn62:eth0:off;" \
  73                         "loadp 100000; bootm"
  74                         /* "tftpboot 100000 uImage; bootm" */
  75 #else
  76 /* Boot Linux with RAMdisk based filesystem (initrd, BusyBox) */
  77 #define CONFIG_BOOTCOMMAND \
  78                         "setenv verify n;" \
  79                         "setenv bootargs console=ttyS0,19200 mem=31M quiet " \
  80                         "root=/dev/ram rw " \
  81                         "ip=$(ipaddr):$(serverip)::$(netmask):pn62:eth0:off;" \
  82                         "loadp 200000; bootm"
  83 #endif
  84
  85 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any)       */
  86 #include <cmd_confdefs.h>
  87
  88
  89 /*
  90  * Miscellaneous configurable options
  91  */
  92 #define CFG_LONGHELP            1               /* undef to save memory         */
  93 #define CFG_PROMPT              "=> "           /* Monitor Command Prompt       */
  94 #define CFG_CBSIZE              256             /* Console I/O Buffer Size      */
  95 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)   /* Print Buffer Size    */
  96 #define CFG_MAXARGS             16              /* max number of command args   */
  97 #define CFG_BARGSIZE            CFG_CBSIZE      /* Boot Argument Buffer Size    */
  98 #define CFG_LOAD_ADDR           0x00100000      /* default load address         */
  99 #define CFG_HZ                  1000            /* decrementer freq: 1 ms ticks */
 100
 101 #define CONFIG_PRAM             1024            /* reserve 1 MB protected RAM   */
 102
 103 #define CONFIG_MISC_INIT_R      1               /* call misc_init_r() on init   */
 104
 105 #define CONFIG_HAS_ETH1         1               /* add support for eth1addr     */
 106
 107 #define CONFIG_SHOW_BOOT_PROGRESS 1             /* Show boot progress on LEDs   */
 108
 109 /*
 110  * PCI stuff
 111  */
 112 #define CONFIG_PCI                              /* include pci support          */
 113 #define CONFIG_PCI_PNP                          /* we need Plug 'n Play         */
 114 #if 0
 115 #define CONFIG_PCI_SCAN_SHOW                    /* show PCI auto-scan at boot   */
 116 #endif
 117
 118 /*
 119  * Networking stuff
 120  */
 121 #define CONFIG_NET_MULTI                        /* Multi ethernet cards support */
 122
 123 #define CONFIG_PCNET                            /* there are 2 AMD PCnet 79C973 */
 124 #define CONFIG_PCNET_79C973
 125
 126 #define _IO_BASE                0xfe000000      /* points to PCI I/O space      */
 127
 128
 129 /*
 130  * Start addresses for the final memory configuration
 131  * (Set up by the startup code)
 132  * Please note that CFG_SDRAM_BASE _must_ start at 0
 133  */
 134 #define CFG_SDRAM_BASE          0x00000000
 135 #define CFG_MAX_RAM_SIZE        0x10000000
 136
 137 #define CFG_RESET_ADDRESS       0xfff00100
 138
 139 #undef  CFG_RAMBOOT
 140 #define CFG_MONITOR_LEN         0x00030000
 141 #define CFG_MONITOR_BASE        TEXT_BASE
 142
 143 /*#define CFG_GBL_DATA_SIZE    256*/
 144 #define CFG_GBL_DATA_SIZE       128
 145
 146 #define CFG_INIT_RAM_ADDR       0x40000000
 147 #define CFG_INIT_RAM_END        0x1000
 148 #define CFG_GBL_DATA_OFFSET     (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
 149
 150
 151 #define CFG_NO_FLASH            1               /* There is no FLASH memory     */
 152
 153 #define CFG_ENV_IS_NOWHERE      1               /* Store ENV in memory only     */
 154 #define CFG_ENV_OFFSET          0x00004000      /* Offset of Environment Sector */
 155 #define CFG_ENV_SIZE            0x00002000      /* Total Size of Environment Sector */
 156
 157 #define CFG_MALLOC_LEN          (512 << 10)     /* Reserve 512 kB for malloc()  */
 158
 159 #define CFG_MEMTEST_START       0x00004000      /* memtest works on             */
 160 #define CFG_MEMTEST_END         0x01f00000      /* 0 ... 32 MB in DRAM          */
 161
 162 /*
 163  * Serial port configuration
 164  */
 165 #define CFG_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }
 166
 167 #define CFG_NS16550
 168 #define CFG_NS16550_SERIAL
 169
 170 #define CFG_NS16550_REG_SIZE    1
 171
 172 #define CFG_NS16550_CLK         1843200
 173
 174 #define CFG_NS16550_COM1        0xff800008
 175 #define CFG_NS16550_COM2        0xff800000
 176
 177 /*
 178  * Low Level Configuration Settings
 179  * (address mappings, register initial values, etc.)
 180  * You should know what you are doing if you make changes here.
 181  */
 182
 183 #define CONFIG_SYS_CLK_FREQ  33333333   /* external frequency to pll */
 184 #define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER  3
 185
 186 #define CFG_EUMB_ADDR           0xFCE00000
 187
 188 /* MCCR1 */
 189 #define CFG_ROMNAL              3       /* rom/flash next access time           */
 190 #define CFG_ROMFAL              7       /* rom/flash access time                */
 191
 192 /* MCCR2 */
 193 #define CFG_ASRISE              6       /* ASRISE in clocks                     */
 194 #define CFG_ASFALL              12      /* ASFALL in clocks                     */
 195 #define CFG_REFINT              5600    /* REFINT in clocks                     */
 196
 197 /* MCCR3 */
 198 #define CFG_BSTOPRE             0x3cf   /* Burst To Precharge                   */
 199 #define CFG_REFREC              2       /* Refresh to activate interval         */
 200 #define CFG_RDLAT               3       /* data latency from read command       */
 201
 202 /* MCCR4 */
 203 #define CFG_PRETOACT            1       /* Precharge to activate interval       */
 204 #define CFG_ACTTOPRE            3       /* Activate to Precharge interval       */
 205 #define CFG_ACTORW              2       /* Activate to R/W                      */
 206 #define CFG_SDMODE_CAS_LAT      2       /* SDMODE CAS latency                   */
 207 #define CFG_SDMODE_WRAP         0       /* SDMODE Wrap type                     */
 208 #define CFG_SDMODE_BURSTLEN     2       /* SDMODE Burst length 2=4, 3=8         */
 209 #define CFG_REGISTERD_TYPE_BUFFER   1
 210
 211 /* Memory bank settings:
 212  *
 213  * only bits 20-29 are actually used from these vales to set the
 214  * start/qend address the upper two bits will be 0, and the lower 20
 215  * bits will be set to 0x00000 for a start address, or 0xfffff for an
 216  * end address
 217  */
 218 #define CFG_BANK0_START         0x00000000
 219 #define CFG_BANK0_END           (CFG_MAX_RAM_SIZE - 1)
 220 #define CFG_BANK0_ENABLE        1
 221 #define CFG_BANK1_START         0x00000000
 222 #define CFG_BANK1_END           0x00000000
 223 #define CFG_BANK1_ENABLE        0
 224 #define CFG_BANK2_START         0x00000000
 225 #define CFG_BANK2_END           0x00000000
 226 #define CFG_BANK2_ENABLE        0
 227 #define CFG_BANK3_START         0x00000000
 228 #define CFG_BANK3_END           0x00000000
 229 #define CFG_BANK3_ENABLE        0
 230 #define CFG_BANK4_START         0x00000000
 231 #define CFG_BANK4_END           0x00000000
 232 #define CFG_BANK4_ENABLE        0
 233 #define CFG_BANK5_START         0x00000000
 234 #define CFG_BANK5_END           0x00000000
 235 #define CFG_BANK5_ENABLE        0
 236 #define CFG_BANK6_START         0x00000000
 237 #define CFG_BANK6_END           0x00000000
 238 #define CFG_BANK6_ENABLE        0
 239 #define CFG_BANK7_START         0x00000000
 240 #define CFG_BANK7_END           0x00000000
 241 #define CFG_BANK7_ENABLE        0
 242
 243 /*
 244  * Memory bank enable bitmask, specifying which of the banks defined above
 245  * are actually present. MSB is for bank #7, LSB is for bank #0.
 246  */
 247 #define CFG_BANK_ENABLE         0x01
 248
 249 #define CFG_ODCR                0xff    /* configures line driver impedances,   */
 250                                         /* see 8240 book for bit definitions    */
 251 #define CFG_PGMAX               0x32    /* how long the 8240 retains the        */
 252                                         /* currently accessed page in memory    */
 253                                         /* see 8240 book for details            */
 254
 255 /* SDRAM 0 - 256MB */
 256 #define CFG_IBAT0L      (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
 257 #define CFG_IBAT0U      (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
 258
 259 #define CFG_IBAT1L      (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
 260 #define CFG_IBAT1U      (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
 261
 262 /* PCI memory space */
 263 #define CFG_IBAT2L      (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
 264 #define CFG_IBAT2U      (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
 265
 266 /* Config addrs, etc */
 267 #define CFG_IBAT3L      (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
 268 #define CFG_IBAT3U      (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
 269
 270 #define CFG_DBAT0L      CFG_IBAT0L
 271 #define CFG_DBAT0U      CFG_IBAT0U
 272 #define CFG_DBAT1L      CFG_IBAT1L
 273 #define CFG_DBAT1U      CFG_IBAT1U
 274 #define CFG_DBAT2L      CFG_IBAT2L
 275 #define CFG_DBAT2U      CFG_IBAT2U
 276 #define CFG_DBAT3L      CFG_IBAT3L
 277 #define CFG_DBAT3U      CFG_IBAT3U
 278
 279 /*
 280  * For booting Linux, the board info and command line data
 281  * have to be in the first 8 MB of memory, since this is
 282  * the maximum mapped by the Linux kernel during initialization.
 283  */
 284 #define CFG_BOOTMAPSZ           (8 << 20)       /* Initial Memory map for Linux */
 285
 286 /*
 287  * Cache Configuration
 288  */
 289 #define CFG_CACHELINE_SIZE      32      /* For MPC8240 CPU                      */
 290 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
 291 #  define CFG_CACHELINE_SHIFT   5       /* log base 2 of the above value */
 292 #endif
 293
 294
 295 /*
 296  * Internal Definitions
 297  *
 298  * Boot Flags
 299  */
 300 #define BOOTFLAG_COLD           0x01    /* Normal Power-On: Boot from FLASH     */
 301 #define BOOTFLAG_WARM           0x02    /* Software reboot                      */
 302
 303
 304 #endif  /* __CONFIG_H */