include/configs/ac14xx.h

   1 /*
   2  * (C) Copyright 2009 Wolfgang Denk <wd@denx.de>
   3  * (C) Copyright 2010 DAVE Srl <www.dave.eu>
   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
  19 /*
  20  * ifm AC14xx (MPC5121e based) board configuration file
  21  */
  22
  23 #ifndef __CONFIG_H
  24 #define __CONFIG_H
  25
  26 #define CONFIG_AC14XX 1
  27 /*
  28  * Memory map for the ifm AC14xx board:
  29  *
  30  * 0x0000_0000-0x0FFF_FFFF      DDR RAM (256 MB)
  31  * 0x3000_0000-0x3001_FFFF      On Chip SRAM (128 KB)
  32  * 0x8000_0000-0x803F_FFFF      IMMR (4 MB)
  33  * 0xE000_0000-0xEFFF_FFFF      several LPB attached hardware (CSx)
  34  * 0xFC00_0000-0xFFFF_FFFF      NOR Boot FLASH (64 MB)
  35  */
  36
  37 /*
  38  * High Level Configuration Options
  39  */
  40 #define CONFIG_E300             1       /* E300 Family */
  41 #define CONFIG_MPC512X          1       /* MPC512X family */
  42
  43 #define CONFIG_SYS_TEXT_BASE    0xFFF00000
  44
  45 #if defined(CONFIG_VIDEO)
  46 #define CONFIG_CFB_CONSOLE
  47 #define CONFIG_VGA_AS_SINGLE_DEVICE
  48 #endif
  49
  50 #define CONFIG_SYS_MPC512X_CLKIN        25000000        /* in Hz */
  51 #define SCFR1_IPS_DIV                   2
  52 #define SCFR1_LPC_DIV                   2
  53 #define SCFR1_NFC_DIV                   2
  54 #define SCFR1_DIU_DIV                   240
  55
  56 #define CONFIG_MISC_INIT_R
  57
  58 #define CONFIG_SYS_IMMR                 0x80000000
  59 #define CONFIG_SYS_DIU_ADDR             (CONFIG_SYS_IMMR + 0x2100)
  60
  61 /* more aggressive 'mtest' over a wider address range */
  62 #define CONFIG_SYS_ALT_MEMTEST
  63 #define CONFIG_SYS_MEMTEST_START        0x00100000      /* memtest region */
  64 #define CONFIG_SYS_MEMTEST_END          0x0FE00000
  65
  66 /*
  67  * DDR Setup - manually set all parameters as there's no SPD etc.
  68  */
  69 #define CONFIG_SYS_DDR_SIZE             256             /* MB */
  70 #define CONFIG_SYS_DDR_BASE             0x00000000
  71 #define CONFIG_SYS_SDRAM_BASE           CONFIG_SYS_DDR_BASE
  72 #define CONFIG_SYS_MAX_RAM_SIZE         0x20000000
  73
  74 /*
  75  * DDR Controller Configuration XXX TODO
  76  *
  77  * SYS_CFG:
  78  *      [31:31] MDDRC Soft Reset:       Diabled
  79  *      [30:30] DRAM CKE pin:           Enabled
  80  *      [29:29] DRAM CLK:               Enabled
  81  *      [28:28] Command Mode:           Enabled (For initialization only)
  82  *      [27:25] DRAM Row Select:        dram_row[15:0] = magenta_address[25:10]
  83  *      [24:21] DRAM Bank Select:       dram_bank[1:0] = magenta_address[11:10]
  84  *      [20:19] Read Test:              DON'T USE
  85  *      [18:18] Self Refresh:           Enabled
  86  *      [17:17] 16bit Mode:             Disabled
  87  *      [16:13] Ready Delay:            2
  88  *      [12:12] Half DQS Delay:         Disabled
  89  *      [11:11] Quarter DQS Delay:      Disabled
  90  *      [10:08] Write Delay:            2
  91  *      [07:07] Early ODT:              Disabled
  92  *      [06:06] On DIE Termination:     Disabled
  93  *      [05:05] FIFO Overflow Clear:    DON'T USE here
  94  *      [04:04] FIFO Underflow Clear:   DON'T USE here
  95  *      [03:03] FIFO Overflow Pending:  DON'T USE here
  96  *      [02:02] FIFO Underlfow Pending: DON'T USE here
  97  *      [01:01] FIFO Overlfow Enabled:  Enabled
  98  *      [00:00] FIFO Underflow Enabled: Enabled
  99  * TIME_CFG0
 100  *      [31:16] DRAM Refresh Time:      0 CSB clocks
 101  *      [15:8]  DRAM Command Time:      0 CSB clocks
 102  *      [07:00] DRAM Precharge Time:    0 CSB clocks
 103  * TIME_CFG1
 104  *      [31:26] DRAM tRFC:
 105  *      [25:21] DRAM tWR1:
 106  *      [20:17] DRAM tWRT1:
 107  *      [16:11] DRAM tDRR:
 108  *      [10:05] DRAM tRC:
 109  *      [04:00] DRAM tRAS:
 110  * TIME_CFG2
 111  *      [31:28] DRAM tRCD:
 112  *      [27:23] DRAM tFAW:
 113  *      [22:19] DRAM tRTW1:
 114  *      [18:15] DRAM tCCD:
 115  *      [14:10] DRAM tRTP:
 116  *      [09:05] DRAM tRP:
 117  *      [04:00] DRAM tRPA
 118  */
 119
 120 /*
 121  * NOTE: although this board uses DDR1 only, the common source brings defaults
 122  * for DDR2 init sequences, that's why we have to keep those here as well
 123  */
 124
 125 /* DDR1 -- 32bit, drive strength (pad configuration) 3 for control and data */
 126 #define CONFIG_SYS_IOCTRL_MUX_DDR       ((0 << 6) | (3 << 3) | (3 << 0))
 127
 128 #define CONFIG_SYS_MDDRC_SYS_CFG (/* 0xEAA09100 */ 0 \
 129                         | (1 << 31)     /* RST_B */ \
 130                         | (1 << 30)     /* CKE */ \
 131                         | (1 << 29)     /* CLK_ON */ \
 132                         | (0 << 28)     /* CMD_MODE */ \
 133                         | (5 << 25)     /* DRAM_ROW_SELECT */ \
 134                         | (5 << 21)     /* DRAM_BANK_SELECT */ \
 135                         | (0 << 18)     /* SELF_REF_EN */ \
 136                         | (0 << 17)     /* 16BIT_MODE */ \
 137                         | (4 << 13)     /* RDLY */ \
 138                         | (1 << 12)     /* HALF_DQS_DLY */ \
 139                         | (0 << 11)     /* QUART_DQS_DLY */ \
 140                         | (1 <<  8)     /* WDLY */ \
 141                         | (0 <<  7)     /* EARLY_ODT */ \
 142                         | (0 <<  6)     /* ON_DIE_TERMINATE */ \
 143                         | (0 <<  5)     /* FIFO_OV_CLEAR */ \
 144                         | (0 <<  4)     /* FIFO_UV_CLEAR */ \
 145                         | (0 <<  1)     /* FIFO_OV_EN */ \
 146                         | (0 <<  0)     /* FIFO_UV_EN */ \
 147                         )
 148
 149 #define CONFIG_SYS_MDDRC_TIME_CFG0      0x04E03124
 150 #define CONFIG_SYS_MDDRC_TIME_CFG1      0x30CA1147
 151 #define CONFIG_SYS_MDDRC_TIME_CFG2      0x32B10864
 152
 153 /* register address only, i.e. template without values */
 154 #define CONFIG_SYS_MICRON_BMODE         0x01000000
 155 #define CONFIG_SYS_MICRON_EMODE         0x01010000
 156 #define CONFIG_SYS_MICRON_EMODE2        0x01020000
 157 #define CONFIG_SYS_MICRON_EMODE3        0x01030000
 158 /*
 159  * values for mode registers (without mode register address)
 160  */
 161 /* CAS 2.5 (6), burst seq (0) and length 4 (2) */
 162 #define CONFIG_SYS_MICRON_BMODE_PARAM   0x00000062
 163 #define CONFIG_SYS_MICRON_BMODE_RSTDLL  0x00000100
 164 /* DLL enable, reduced drive strength */
 165 #define CONFIG_SYS_MICRON_EMODE_PARAM   0x00000002
 166
 167 #define CONFIG_SYS_DDRCMD_NOP           0x01380000
 168 #define CONFIG_SYS_DDRCMD_PCHG_ALL      0x01100400
 169 #define CONFIG_SYS_MICRON_EMR          ((1 << 24) |     /* CMD_REQ */ \
 170                                         (0 << 22) |     /* DRAM_CS */ \
 171                                         (0 << 21) |     /* DRAM_RAS */ \
 172                                         (0 << 20) |     /* DRAM_CAS */ \
 173                                         (0 << 19) |     /* DRAM_WEB */ \
 174                                         (1 << 16) |     /* DRAM_BS[2:0] */ \
 175                                         (0 << 15) |     /* */ \
 176                                         (0 << 12) |     /* A12->out */ \
 177                                         (0 << 11) |     /* A11->RDQS */ \
 178                                         (0 << 10) |     /* A10->DQS# */ \
 179                                         (0 <<  7) |     /* OCD program */ \
 180                                         (0 <<  6) |     /* Rtt1 */ \
 181                                         (0 <<  3) |     /* posted CAS# */ \
 182                                         (0 <<  2) |     /* Rtt0 */ \
 183                                         (1 <<  1) |     /* ODS */ \
 184                                         (0 <<  0)       /* DLL */ \
 185                                      )
 186 #define CONFIG_SYS_MICRON_EMR2          0x01020000
 187 #define CONFIG_SYS_MICRON_EMR3          0x01030000
 188 #define CONFIG_SYS_DDRCMD_RFSH          0x01080000
 189 #define CONFIG_SYS_MICRON_INIT_DEV_OP   0x01000432
 190 #define CONFIG_SYS_MICRON_EMR_OCD      ((1 << 24) |     /* CMD_REQ */ \
 191                                         (0 << 22) |     /* DRAM_CS */ \
 192                                         (0 << 21) |     /* DRAM_RAS */ \
 193                                         (0 << 20) |     /* DRAM_CAS */ \
 194                                         (0 << 19) |     /* DRAM_WEB */ \
 195                                         (1 << 16) |     /* DRAM_BS[2:0] */ \
 196                                         (0 << 15) |     /* */ \
 197                                         (0 << 12) |     /* A12->out */ \
 198                                         (0 << 11) |     /* A11->RDQS */ \
 199                                         (1 << 10) |     /* A10->DQS# */ \
 200                                         (7 <<  7) |     /* OCD program */ \
 201                                         (0 <<  6) |     /* Rtt1 */ \
 202                                         (0 <<  3) |     /* posted CAS# */ \
 203                                         (1 <<  2) |     /* Rtt0 */ \
 204                                         (0 <<  1) |     /* ODS */ \
 205                                         (0 <<  0)       /* DLL */ \
 206                                      )
 207
 208 /*
 209  * Backward compatible definitions,
 210  * so we do not have to change arch/powerpc/cpu/mpc512x/fixed_sdram.c
 211  */
 212 #define CONFIG_SYS_DDRCMD_EM2           (CONFIG_SYS_MICRON_EMR2)
 213 #define CONFIG_SYS_DDRCMD_EM3           (CONFIG_SYS_MICRON_EMR3)
 214 #define CONFIG_SYS_DDRCMD_EN_DLL        (CONFIG_SYS_MICRON_EMR)
 215 #define CONFIG_SYS_DDRCMD_OCD_DEFAULT   (CONFIG_SYS_MICRON_EMR_OCD)
 216
 217 /* DDR Priority Manager Configuration */
 218 #define CONFIG_SYS_MDDRCGRP_PM_CFG1     0x00077777
 219 #define CONFIG_SYS_MDDRCGRP_PM_CFG2     0x00000000
 220 #define CONFIG_SYS_MDDRCGRP_HIPRIO_CFG  0x00000001
 221 #define CONFIG_SYS_MDDRCGRP_LUT0_MU     0xFFEEDDCC
 222 #define CONFIG_SYS_MDDRCGRP_LUT0_ML     0xBBAAAAAA
 223 #define CONFIG_SYS_MDDRCGRP_LUT1_MU     0x66666666
 224 #define CONFIG_SYS_MDDRCGRP_LUT1_ML     0x55555555
 225 #define CONFIG_SYS_MDDRCGRP_LUT2_MU     0x44444444
 226 #define CONFIG_SYS_MDDRCGRP_LUT2_ML     0x44444444
 227 #define CONFIG_SYS_MDDRCGRP_LUT3_MU     0x55555555
 228 #define CONFIG_SYS_MDDRCGRP_LUT3_ML     0x55555558
 229 #define CONFIG_SYS_MDDRCGRP_LUT4_MU     0x11111111
 230 #define CONFIG_SYS_MDDRCGRP_LUT4_ML     0x11111122
 231 #define CONFIG_SYS_MDDRCGRP_LUT0_AU     0xaaaaaaaa
 232 #define CONFIG_SYS_MDDRCGRP_LUT0_AL     0xaaaaaaaa
 233 #define CONFIG_SYS_MDDRCGRP_LUT1_AU     0x66666666
 234 #define CONFIG_SYS_MDDRCGRP_LUT1_AL     0x66666666
 235 #define CONFIG_SYS_MDDRCGRP_LUT2_AU     0x11111111
 236 #define CONFIG_SYS_MDDRCGRP_LUT2_AL     0x11111111
 237 #define CONFIG_SYS_MDDRCGRP_LUT3_AU     0x11111111
 238 #define CONFIG_SYS_MDDRCGRP_LUT3_AL     0x11111111
 239 #define CONFIG_SYS_MDDRCGRP_LUT4_AU     0x11111111
 240 #define CONFIG_SYS_MDDRCGRP_LUT4_AL     0x11111111
 241
 242 /*
 243  * NOR FLASH on the Local Bus
 244  */
 245 #define CONFIG_SYS_FLASH_CFI                            /* use the CFI code */
 246 #define CONFIG_FLASH_CFI_DRIVER                         /* use the CFI driver */
 247 #define CONFIG_SYS_FLASH_BASE           0xFC000000      /* start of FLASH */
 248 #define CONFIG_SYS_FLASH_SIZE           0x04000000      /* max flash size */
 249
 250 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
 251 #define CONFIG_SYS_MAX_FLASH_BANKS      1               /* number of banks */
 252 #define CONFIG_SYS_FLASH_BANKS_LIST     { \
 253         CONFIG_SYS_FLASH_BASE + 0 * CONFIG_SYS_FLASH_SIZE, \
 254         }
 255 #define CONFIG_SYS_MAX_FLASH_SECT       512     /* max sectors per device */
 256
 257 #undef CONFIG_SYS_FLASH_CHECKSUM
 258 #define CONFIG_SYS_FLASH_PROTECTION
 259
 260 /*
 261  * SRAM support
 262  */
 263 #define CONFIG_SYS_SRAM_BASE            0x30000000
 264 #define CONFIG_SYS_SRAM_SIZE            0x00020000      /* 128 KB */
 265
 266 /*
 267  * CS related parameters
 268  * TODO document these
 269  */
 270 /* CS0 Flash */
 271 #define CONFIG_SYS_CS0_CFG              0x00031110
 272 #define CONFIG_SYS_CS0_START            0xFC000000
 273 #define CONFIG_SYS_CS0_SIZE             0x04000000
 274 /* CS1 FRAM */
 275 #define CONFIG_SYS_CS1_CFG              0x00011000
 276 #define CONFIG_SYS_CS1_START            0xE0000000
 277 #define CONFIG_SYS_CS1_SIZE             0x00010000
 278 /* CS2 AS-i 1 */
 279 #define CONFIG_SYS_CS2_CFG              0x00009100
 280 #define CONFIG_SYS_CS2_START            0xE0100000
 281 #define CONFIG_SYS_CS2_SIZE             0x00080000
 282 /* CS3 netX */
 283 #define CONFIG_SYS_CS3_CFG              0x000A1140
 284 #define CONFIG_SYS_CS3_START            0xE0300000
 285 #define CONFIG_SYS_CS3_SIZE             0x00020000
 286 /* CS5 safety */
 287 #define CONFIG_SYS_CS5_CFG              0x0011F000
 288 #define CONFIG_SYS_CS5_START            0xE0400000
 289 #define CONFIG_SYS_CS5_SIZE             0x00010000
 290 /* CS6 AS-i 2 */
 291 #define CONFIG_SYS_CS6_CFG              0x00009100
 292 #define CONFIG_SYS_CS6_START            0xE0200000
 293 #define CONFIG_SYS_CS6_SIZE             0x00080000
 294
 295 /* Don't use alternative CS timing for any CS */
 296 #define CONFIG_SYS_CS_ALETIMING         0x00000000
 297 #define CONFIG_SYS_CS_BURST             0x00000000
 298 #define CONFIG_SYS_CS_DEADCYCLE         0x00000020
 299 #define CONFIG_SYS_CS_HOLDCYCLE         0x00000020
 300
 301 /* Use SRAM for initial stack */
 302 #define CONFIG_SYS_INIT_RAM_ADDR        CONFIG_SYS_SRAM_BASE
 303 #define CONFIG_SYS_INIT_RAM_END         CONFIG_SYS_SRAM_SIZE
 304
 305 #define CONFIG_SYS_GBL_DATA_SIZE        0x100
 306 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_END - \
 307                                          CONFIG_SYS_GBL_DATA_SIZE)
 308 #define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
 309
 310 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_TEXT_BASE
 311 #define CONFIG_SYS_MONITOR_LEN          (256 * 1024)
 312
 313 #ifdef  CONFIG_FSL_DIU_FB
 314 #define CONFIG_SYS_MALLOC_LEN           (6 * 1024 * 1024)
 315 #else
 316 #define CONFIG_SYS_MALLOC_LEN           (512 * 1024)
 317 #endif
 318
 319 /*
 320  * Serial Port
 321  */
 322 #define CONFIG_CONS_INDEX               1
 323
 324 /*
 325  * Serial console configuration
 326  */
 327 #define CONFIG_PSC_CONSOLE              3       /* console on PSC3 */
 328 #define CONFIG_SYS_PSC3
 329 #if CONFIG_PSC_CONSOLE != 3
 330 #error CONFIG_PSC_CONSOLE must be 3
 331 #endif
 332
 333 #define CONFIG_BAUDRATE                 115200  /* ... at 115200 bps */
 334 #define CONFIG_SYS_BAUDRATE_TABLE  \
 335         {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 115200}
 336
 337 #define CONSOLE_FIFO_TX_SIZE            FIFOC_PSC3_TX_SIZE
 338 #define CONSOLE_FIFO_TX_ADDR            FIFOC_PSC3_TX_ADDR
 339 #define CONSOLE_FIFO_RX_SIZE            FIFOC_PSC3_RX_SIZE
 340 #define CONSOLE_FIFO_RX_ADDR            FIFOC_PSC3_RX_ADDR
 341
 342 /*
 343  * Clocks in use
 344  */
 345 #define SCCR1_CLOCKS_EN (CLOCK_SCCR1_CFG_EN |           \
 346                          CLOCK_SCCR1_LPC_EN |           \
 347                          CLOCK_SCCR1_PSC_EN(CONFIG_PSC_CONSOLE) | \
 348                          CLOCK_SCCR1_PSC_EN(7) |        \
 349                          CLOCK_SCCR1_PSCFIFO_EN |       \
 350                          CLOCK_SCCR1_DDR_EN |           \
 351                          CLOCK_SCCR1_FEC_EN |           \
 352                          CLOCK_SCCR1_TPR_EN)
 353
 354 #define SCCR2_CLOCKS_EN (CLOCK_SCCR2_MEM_EN |           \
 355                          CLOCK_SCCR2_SPDIF_EN |         \
 356                          CLOCK_SCCR2_DIU_EN |           \
 357                          CLOCK_SCCR2_I2C_EN)
 358
 359
 360 #define CONFIG_CMDLINE_EDITING          1       /* command line history */
 361
 362 /* I2C */
 363 #define CONFIG_HARD_I2C                 /* I2C with hardware support */
 364 #define CONFIG_I2C_MULTI_BUS
 365
 366 /* I2C speed and slave address */
 367 #define CONFIG_SYS_I2C_SPEED            100000
 368 #define CONFIG_SYS_I2C_SLAVE            0x7F
 369
 370 /*
 371  * IIM - IC Identification Module
 372  */
 373 #undef CONFIG_FSL_IIM
 374
 375 /*
 376  * EEPROM configuration for Atmel AT24C01:
 377  * 8-bit addresses, 30ms write delay, 32-Byte Page Write Mode
 378  */
 379 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN          1
 380 #define CONFIG_SYS_I2C_EEPROM_ADDR              0x52
 381 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   30
 382 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS       5
 383
 384 /*
 385  * Ethernet configuration
 386  */
 387 #define CONFIG_MPC512x_FEC              1
 388 #define CONFIG_NET_MULTI
 389 #define CONFIG_PHY_ADDR                 0x1F
 390 #define CONFIG_MII                      1       /* MII PHY management */
 391 #define CONFIG_FEC_AN_TIMEOUT           1
 392 #define CONFIG_HAS_ETH0
 393
 394 /*
 395  * Environment
 396  */
 397 #define CONFIG_ENV_IS_IN_FLASH          1
 398 /* This has to be a multiple of the flash sector size */
 399 #define CONFIG_ENV_ADDR                 0xFFF40000
 400 #define CONFIG_ENV_SIZE                 0x2000
 401 #define CONFIG_ENV_SECT_SIZE            0x20000
 402
 403 /* Address and size of Redundant Environment Sector */
 404 #define CONFIG_ENV_ADDR_REDUND          (CONFIG_ENV_ADDR + \
 405                                          CONFIG_ENV_SECT_SIZE)
 406 #define CONFIG_ENV_SIZE_REDUND          (CONFIG_ENV_SIZE)
 407
 408 #define CONFIG_LOADS_ECHO               1
 409 #define CONFIG_SYS_LOADS_BAUD_CHANGE    1
 410
 411 #include <config_cmd_default.h>
 412
 413 #define CONFIG_CMD_ASKENV
 414 #define CONFIG_CMD_DHCP
 415 #define CONFIG_CMD_EEPROM
 416 #undef CONFIG_CMD_FUSE
 417 #define CONFIG_CMD_I2C
 418 #undef CONFIG_CMD_IDE
 419 #undef CONFIG_CMD_EXT2
 420 #define CONFIG_CMD_JFFS2
 421 #define CONFIG_CMD_MII
 422 #define CONFIG_CMD_NFS
 423 #define CONFIG_CMD_PING
 424 #define CONFIG_CMD_REGINFO
 425
 426 #if defined(CONFIG_PCI)
 427 #define CONFIG_CMD_PCI
 428 #endif
 429
 430 #if defined(CONFIG_CMD_IDE) || defined(CONFIG_CMD_EXT2)
 431 #define CONFIG_DOS_PARTITION
 432 #define CONFIG_MAC_PARTITION
 433 #define CONFIG_ISO_PARTITION
 434 #endif /* defined(CONFIG_CMD_IDE) */
 435
 436 /*
 437  * Miscellaneous configurable options
 438  */
 439 #define CONFIG_SYS_LONGHELP                     /* undef to save memory */
 440 #define CONFIG_SYS_LOAD_ADDR    0x2000000       /* default load address */
 441 #define CONFIG_SYS_PROMPT       "ac14xx> "      /* Monitor Command Prompt */
 442
 443 #ifdef CONFIG_CMD_KGDB
 444 # define CONFIG_SYS_CBSIZE      1024            /* Console I/O Buffer Size */
 445 #else
 446 # define CONFIG_SYS_CBSIZE      256             /* Console I/O Buffer Size */
 447 #endif
 448
 449 /* Print Buffer Size */
 450 #define CONFIG_SYS_PBSIZE       (CONFIG_SYS_CBSIZE + \
 451                                  sizeof(CONFIG_SYS_PROMPT) + 16)
 452 /* max number of command args */
 453 #define CONFIG_SYS_MAXARGS      32
 454 /* Boot Argument Buffer Size */
 455 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
 456
 457 /* decrementer freq: 1ms ticks */
 458 #define CONFIG_SYS_HZ           1000
 459
 460 /*
 461  * For booting Linux, the board info and command line data
 462  * have to be in the first 8 MB of memory, since this is
 463  * the maximum mapped by the Linux kernel during initialization.
 464  */
 465 #define CONFIG_SYS_BOOTMAPSZ            (8 << 20)
 466
 467 /* Cache Configuration */
 468 #define CONFIG_SYS_DCACHE_SIZE          32768
 469 #define CONFIG_SYS_CACHELINE_SIZE       32
 470 #ifdef CONFIG_CMD_KGDB
 471 #define CONFIG_SYS_CACHELINE_SHIFT      5       /* log base 2 of 32 */
 472 #endif
 473
 474 #define CONFIG_SYS_HID0_INIT            0x000000000
 475 #define CONFIG_SYS_HID0_FINAL           (HID0_ENABLE_MACHINE_CHECK | \
 476                                          HID0_ICE)
 477 #define CONFIG_SYS_HID2 HID2_HBE
 478
 479 #define CONFIG_HIGH_BATS                1       /* High BATs supported */
 480
 481 /*
 482  * Internal Definitions
 483  *
 484  * Boot Flags
 485  */
 486 #define BOOTFLAG_COLD                   0x01
 487 #define BOOTFLAG_WARM                   0x02
 488
 489 #ifdef CONFIG_CMD_KGDB
 490 #define CONFIG_KGDB_BAUDRATE            230400  /* speed of kgdb serial port */
 491 #define CONFIG_KGDB_SER_INDEX           2       /* which serial port to use */
 492 #endif
 493
 494 /*
 495  * Environment Configuration
 496  */
 497 #define CONFIG_ENV_OVERWRITE
 498 #define CONFIG_TIMESTAMP
 499
 500 #define CONFIG_HOSTNAME         ac14xx
 501 #define CONFIG_BOOTFILE         "ac14xx/uImage"
 502 #define CONFIG_ROOTPATH         "/opt/eldk/ppc_6xx"
 503
 504 /* default load addr for tftp and bootm */
 505 #define CONFIG_LOADADDR         400000
 506
 507 #define CONFIG_BOOTDELAY        2       /* -1 disables auto-boot */
 508
 509 /* XXX TODO need to specify the builtin environment */
 510 #define CONFIG_PREBOOT  "echo;" \
 511         "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
 512         "echo"
 513
 514 #define CONFIG_EXTRA_ENV_SETTINGS_DEVEL                                 \
 515         "muster_nr=00\0"                                                \
 516         "fromram=run ramargs addip addtty; "                            \
 517                 "tftp ${fdt_addr_r} k6m2/ac14xx.dtb-${muster_nr}; "     \
 518                 "tftp ${kernel_addr_r} k6m2/uImage-${muster_nr}; "      \
 519                 "tftp ${ramdisk_addr_r} k6m2/uFS-${muster_nr}; "        \
 520                 "bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0" \
 521         "fromnfs=run nfsargs addip addtty; "                            \
 522                 "tftp ${fdt_addr_r} k6m2/ac14xx.dtb-${muster_nr}; "     \
 523                 "tftp ${kernel_addr_r} k6m2/uImage-${muster_nr}; "      \
 524                 "bootm ${kernel_addr_r} - ${fdt_addr_r}\0"              \
 525         "fromflash=run nfsargs addip addtty; "                          \
 526                 "bootm fc020000 - fc000000\0"                           \
 527         "mtdargsrec=setenv bootargs root=/dev/mtdblock1 ro\0"           \
 528         "recovery=run mtdargsrec addip addtty; "                        \
 529                 "bootm ffd20000 - ffee0000\0"                           \
 530         "production=run ramargs addip addtty; "                         \
 531                 "bootm fc020000 fc400000 fc000000\0"                    \
 532         "mtdargs=setenv bootargs root=/dev/mtdblock1 ro\0"              \
 533         "prodmtd=run mtdargs addip addtty; "                            \
 534                 "bootm fc020000 - fc000000\0"                           \
 535         ""
 536
 537 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
 538         "u-boot_addr_r=200000\0"                                        \
 539         "kernel_addr_r=600000\0"                                        \
 540         "fdt_addr_r=a00000\0"                                           \
 541         "ramdisk_addr_r=b00000\0"                                       \
 542         "u-boot_addr=FFF00000\0"                                        \
 543         "kernel_addr=FC020000\0"                                        \
 544         "fdt_addr=FC000000\0"                                           \
 545         "ramdisk_addr=FC400000\0"                                       \
 546         "verify=n\0"                                                    \
 547         "ramdiskfile=ac14xx/uRamdisk\0"                                 \
 548         "u-boot=ac14xx/u-boot.bin\0"                                    \
 549         "bootfile=ac14xx/uImage\0"                                      \
 550         "fdtfile=ac14xx/ac14xx.dtb\0"                                   \
 551         "rootpath=/opt/eldk/ppc_6xx\n"                                  \
 552         "netdev=eth0\0"                                                 \
 553         "consdev=ttyPSC0\0"                                             \
 554         "hostname=ac14xx\0"                                             \
 555         "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
 556                 "nfsroot=${serverip}:${rootpath}-${muster_nr}\0"        \
 557         "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
 558         "addip=setenv bootargs ${bootargs} "                            \
 559                 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"      \
 560                 ":${hostname}:${netdev}:off panic=1\0"                  \
 561         "addtty=setenv bootargs ${bootargs} "                           \
 562                 "console=${consdev},${baudrate}\0"                      \
 563         "flash_nfs=run nfsargs addip addtty;"                           \
 564                 "bootm ${kernel_addr} - ${fdt_addr}\0"                  \
 565         "flash_self=run ramargs addip addtty;"                          \
 566                 "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0"    \
 567         "net_nfs=tftp ${kernel_addr_r} ${bootfile};"                    \
 568                 "tftp ${fdt_addr_r} ${fdtfile};"                        \
 569                 "run nfsargs addip addtty;"                             \
 570                 "bootm ${kernel_addr_r} - ${fdt_addr_r}\0"              \
 571         "net_self=tftp ${kernel_addr_r} ${bootfile};"                   \
 572                 "tftp ${ramdisk_addr_r} ${ramdiskfile};"                \
 573                 "tftp ${fdt_addr_r} ${fdtfile};"                        \
 574                 "run ramargs addip addtty;"                             \
 575                 "bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0"\
 576         "load=tftp ${u-boot_addr_r} ${u-boot}\0"                        \
 577         "update=protect off ${u-boot_addr} +${filesize};"               \
 578                 "era ${u-boot_addr} +${filesize};"                      \
 579                 "cp.b ${u-boot_addr_r} ${u-boot_addr} ${filesize}\0"    \
 580         CONFIG_EXTRA_ENV_SETTINGS_DEVEL                                 \
 581         "upd=run load update\0"                                         \
 582         ""
 583
 584 #define CONFIG_BOOTCOMMAND      "run production"
 585
 586 #define CONFIG_FIT              1
 587 #define CONFIG_OF_LIBFDT        1
 588 #define CONFIG_OF_BOARD_SETUP   1
 589 #define CONFIG_OF_SUPPORT_OLD_DEVICE_TREES      1
 590
 591 #define OF_CPU                  "PowerPC,5121@0"
 592 #define OF_SOC_COMPAT           "fsl,mpc5121-immr"
 593 #define OF_TBCLK                (bd->bi_busfreq / 4)
 594 #define OF_STDOUT_PATH          "/soc@80000000/serial@11300"
 595
 596 #endif  /* __CONFIG_H */