include/configs/TQM855M.h

   1 /*
   2  * (C) Copyright 2000-2014
   3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 /*
   9  * board/config.h - configuration options, board specific
  10  */
  11
  12 #ifndef __CONFIG_H
  13 #define __CONFIG_H
  14
  15 /*
  16  * High Level Configuration Options
  17  * (easy to change)
  18  */
  19
  20 #define CONFIG_MPC855           1       /* This is a MPC855 CPU         */
  21 #define CONFIG_TQM855M          1       /* ...on a TQM8xxM module       */
  22 #define CONFIG_DISPLAY_BOARDINFO
  23
  24 #define CONFIG_SYS_TEXT_BASE    0x40000000
  25
  26 #define CONFIG_8xx_CONS_SMC1    1       /* Console is on SMC1           */
  27 #define CONFIG_SYS_SMC_RXBUFLEN 128
  28 #define CONFIG_SYS_MAXIDLE      10
  29 #define CONFIG_BAUDRATE         115200  /* console baudrate = 115kbps   */
  30
  31 #define CONFIG_BOOTCOUNT_LIMIT
  32
  33
  34 #define CONFIG_BOARD_TYPES      1       /* support board types          */
  35
  36 #define CONFIG_PREBOOT  "echo;" \
  37         "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
  38         "echo"
  39
  40 #undef  CONFIG_BOOTARGS
  41
  42 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
  43         "netdev=eth0\0"                                                 \
  44         "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
  45                 "nfsroot=${serverip}:${rootpath}\0"                     \
  46         "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
  47         "addip=setenv bootargs ${bootargs} "                            \
  48                 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"      \
  49                 ":${hostname}:${netdev}:off panic=1\0"                  \
  50         "flash_nfs=run nfsargs addip;"                                  \
  51                 "bootm ${kernel_addr}\0"                                \
  52         "flash_self=run ramargs addip;"                                 \
  53                 "bootm ${kernel_addr} ${ramdisk_addr}\0"                \
  54         "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0"     \
  55         "rootpath=/opt/eldk/ppc_8xx\0"                                  \
  56         "hostname=TQM855M\0"                                            \
  57         "bootfile=TQM855M/uImage\0"                                     \
  58         "fdt_addr=40080000\0"                                           \
  59         "kernel_addr=400A0000\0"                                        \
  60         "ramdisk_addr=40280000\0"                                       \
  61         "u-boot=TQM855M/u-image.bin\0"                                  \
  62         "load=tftp 200000 ${u-boot}\0"                                  \
  63         "update=prot off 40000000 +${filesize};"                        \
  64                 "era 40000000 +${filesize};"                            \
  65                 "cp.b 200000 40000000 ${filesize};"                     \
  66                 "sete filesize;save\0"                                  \
  67         ""
  68 #define CONFIG_BOOTCOMMAND      "run flash_self"
  69
  70 #define CONFIG_LOADS_ECHO       1       /* echo on for serial download  */
  71 #undef  CONFIG_SYS_LOADS_BAUD_CHANGE            /* don't allow baudrate change  */
  72
  73 #undef  CONFIG_WATCHDOG                 /* watchdog disabled            */
  74
  75 #define CONFIG_STATUS_LED       1       /* Status LED enabled           */
  76
  77 #undef  CONFIG_CAN_DRIVER               /* CAN Driver support disabled  */
  78
  79 /* enable I2C and select the hardware/software driver */
  80 #define CONFIG_SYS_I2C
  81 #define CONFIG_SYS_I2C_SOFT             /* I2C bit-banged */
  82 #define CONFIG_SYS_I2C_SOFT_SPEED       93000   /* 93 kHz is supposed to work */
  83 #define CONFIG_SYS_I2C_SOFT_SLAVE       0xFE
  84 /*
  85  * Software (bit-bang) I2C driver configuration
  86  */
  87 #define PB_SCL          0x00000020      /* PB 26 */
  88 #define PB_SDA          0x00000010      /* PB 27 */
  89
  90 #define I2C_INIT        (immr->im_cpm.cp_pbdir |=  PB_SCL)
  91 #define I2C_ACTIVE      (immr->im_cpm.cp_pbdir |=  PB_SDA)
  92 #define I2C_TRISTATE    (immr->im_cpm.cp_pbdir &= ~PB_SDA)
  93 #define I2C_READ        ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
  94 #define I2C_SDA(bit)    if(bit) immr->im_cpm.cp_pbdat |=  PB_SDA; \
  95                         else    immr->im_cpm.cp_pbdat &= ~PB_SDA
  96 #define I2C_SCL(bit)    if(bit) immr->im_cpm.cp_pbdat |=  PB_SCL; \
  97                         else    immr->im_cpm.cp_pbdat &= ~PB_SCL
  98 #define I2C_DELAY       udelay(2)       /* 1/4 I2C clock duration */
  99
 100 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50            /* EEPROM AT24C64       */
 101 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2               /* two byte address     */
 102 #if 0
 103 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   10      /* takes up to 10 msec  */
 104 #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x01
 105 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS       5
 106 #endif
 107
 108 /*
 109  * BOOTP options
 110  */
 111 #define CONFIG_BOOTP_SUBNETMASK
 112 #define CONFIG_BOOTP_GATEWAY
 113 #define CONFIG_BOOTP_HOSTNAME
 114 #define CONFIG_BOOTP_BOOTPATH
 115 #define CONFIG_BOOTP_BOOTFILESIZE
 116
 117 #define CONFIG_MAC_PARTITION
 118 #define CONFIG_DOS_PARTITION
 119
 120 #define CONFIG_RTC_MPC8xx               /* use internal RTC of MPC8xx   */
 121
 122 /*
 123  * Command line configuration.
 124  */
 125 #define CONFIG_CMD_DATE
 126 #define CONFIG_CMD_EEPROM
 127 #define CONFIG_CMD_IDE
 128 #define CONFIG_CMD_JFFS2
 129
 130 #define CONFIG_NETCONSOLE
 131
 132 /*
 133  * Miscellaneous configurable options
 134  */
 135 #define CONFIG_SYS_LONGHELP                     /* undef to save memory         */
 136
 137 #define CONFIG_CMDLINE_EDITING  1       /* add command line history     */
 138
 139 #if defined(CONFIG_CMD_KGDB)
 140 #define CONFIG_SYS_CBSIZE               1024    /* Console I/O Buffer Size      */
 141 #else
 142 #define CONFIG_SYS_CBSIZE               256     /* Console I/O Buffer Size      */
 143 #endif
 144 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
 145 #define CONFIG_SYS_MAXARGS              16      /* max number of command args   */
 146 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size    */
 147
 148 #define CONFIG_SYS_MEMTEST_START        0x0400000       /* memtest works on     */
 149 #define CONFIG_SYS_MEMTEST_END          0x0C00000       /* 4 ... 12 MB in DRAM  */
 150
 151 #define CONFIG_SYS_LOAD_ADDR            0x100000        /* default load address */
 152
 153 /*
 154  * Low Level Configuration Settings
 155  * (address mappings, register initial values, etc.)
 156  * You should know what you are doing if you make changes here.
 157  */
 158 /*-----------------------------------------------------------------------
 159  * Internal Memory Mapped Register
 160  */
 161 #define CONFIG_SYS_IMMR         0xFFF00000
 162
 163 /*-----------------------------------------------------------------------
 164  * Definitions for initial stack pointer and data area (in DPRAM)
 165  */
 166 #define CONFIG_SYS_INIT_RAM_ADDR        CONFIG_SYS_IMMR
 167 #define CONFIG_SYS_INIT_RAM_SIZE        0x2F00  /* Size of used area in DPRAM   */
 168 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 169 #define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
 170
 171 /*-----------------------------------------------------------------------
 172  * Start addresses for the final memory configuration
 173  * (Set up by the startup code)
 174  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 175  */
 176 #define CONFIG_SYS_SDRAM_BASE           0x00000000
 177 #define CONFIG_SYS_FLASH_BASE           0x40000000
 178 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 256 kB for Monitor   */
 179 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
 180 #define CONFIG_SYS_MALLOC_LEN           (128 << 10)     /* Reserve 128 kB for malloc()  */
 181
 182 /*
 183  * For booting Linux, the board info and command line data
 184  * have to be in the first 8 MB of memory, since this is
 185  * the maximum mapped by the Linux kernel during initialization.
 186  */
 187 #define CONFIG_SYS_BOOTMAPSZ            (8 << 20)       /* Initial Memory map for Linux */
 188
 189 /*-----------------------------------------------------------------------
 190  * FLASH organization
 191  */
 192
 193 /* use CFI flash driver */
 194 #define CONFIG_SYS_FLASH_CFI            1       /* Flash is CFI conformant */
 195 #define CONFIG_FLASH_CFI_DRIVER 1       /* Use the common driver */
 196 #define CONFIG_SYS_FLASH_BANKS_LIST     { CONFIG_SYS_FLASH_BASE }
 197 #define CONFIG_SYS_FLASH_EMPTY_INFO
 198 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE       1
 199 #define CONFIG_SYS_MAX_FLASH_BANKS      1       /* max number of memory banks */
 200 #define CONFIG_SYS_MAX_FLASH_SECT       256     /* max number of sectors on one chip */
 201
 202 #define CONFIG_ENV_IS_IN_FLASH  1
 203 #define CONFIG_ENV_OFFSET               0x40000 /*   Offset   of Environment Sector     */
 204 #define CONFIG_ENV_SIZE         0x08000 /* Total Size of Environment            */
 205 #define CONFIG_ENV_SECT_SIZE    0x20000 /* Total Size of Environment Sector     */
 206
 207 /* Address and size of Redundant Environment Sector     */
 208 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE)
 209 #define CONFIG_ENV_SIZE_REDUND  (CONFIG_ENV_SIZE)
 210
 211 #define CONFIG_SYS_USE_PPCENV                   /* Environment embedded in sect .ppcenv */
 212
 213 #define CONFIG_MISC_INIT_R              /* Make sure to remap flashes correctly */
 214
 215 /*-----------------------------------------------------------------------
 216  * Dynamic MTD partition support
 217  */
 218 #define CONFIG_CMD_MTDPARTS
 219 #define CONFIG_MTD_DEVICE               /* needed for mtdparts commands */
 220 #define CONFIG_FLASH_CFI_MTD
 221 #define MTDIDS_DEFAULT          "nor0=TQM8xxM-0"
 222
 223 #define MTDPARTS_DEFAULT        "mtdparts=TQM8xxM-0:512k(u-boot),"      \
 224                                                 "128k(dtb),"            \
 225                                                 "1920k(kernel),"        \
 226                                                 "5632(rootfs),"         \
 227                                                 "4m(data)"
 228
 229 /*-----------------------------------------------------------------------
 230  * Hardware Information Block
 231  */
 232 #define CONFIG_SYS_HWINFO_OFFSET        0x0003FFC0      /* offset of HW Info block */
 233 #define CONFIG_SYS_HWINFO_SIZE          0x00000040      /* size   of HW Info block */
 234 #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38      /* 'TQM8' */
 235
 236 /*-----------------------------------------------------------------------
 237  * Cache Configuration
 238  */
 239 #define CONFIG_SYS_CACHELINE_SIZE       16      /* For all MPC8xx CPUs                  */
 240 #if defined(CONFIG_CMD_KGDB)
 241 #define CONFIG_SYS_CACHELINE_SHIFT      4       /* log base 2 of the above value        */
 242 #endif
 243
 244 /*-----------------------------------------------------------------------
 245  * SYPCR - System Protection Control                            11-9
 246  * SYPCR can only be written once after reset!
 247  *-----------------------------------------------------------------------
 248  * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
 249  */
 250 #if defined(CONFIG_WATCHDOG)
 251 #define CONFIG_SYS_SYPCR        (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
 252                          SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
 253 #else
 254 #define CONFIG_SYS_SYPCR        (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
 255 #endif
 256
 257 /*-----------------------------------------------------------------------
 258  * SIUMCR - SIU Module Configuration                            11-6
 259  *-----------------------------------------------------------------------
 260  * PCMCIA config., multi-function pin tri-state
 261  */
 262 #ifndef CONFIG_CAN_DRIVER
 263 #define CONFIG_SYS_SIUMCR       (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
 264 #else   /* we must activate GPL5 in the SIUMCR for CAN */
 265 #define CONFIG_SYS_SIUMCR       (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
 266 #endif  /* CONFIG_CAN_DRIVER */
 267
 268 /*-----------------------------------------------------------------------
 269  * TBSCR - Time Base Status and Control                         11-26
 270  *-----------------------------------------------------------------------
 271  * Clear Reference Interrupt Status, Timebase freezing enabled
 272  */
 273 #define CONFIG_SYS_TBSCR        (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
 274
 275 /*-----------------------------------------------------------------------
 276  * RTCSC - Real-Time Clock Status and Control Register          11-27
 277  *-----------------------------------------------------------------------
 278  */
 279 #define CONFIG_SYS_RTCSC        (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
 280
 281 /*-----------------------------------------------------------------------
 282  * PISCR - Periodic Interrupt Status and Control                11-31
 283  *-----------------------------------------------------------------------
 284  * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
 285  */
 286 #define CONFIG_SYS_PISCR        (PISCR_PS | PISCR_PITF)
 287
 288 /*-----------------------------------------------------------------------
 289  * PLPRCR - PLL, Low-Power, and Reset Control Register          15-30
 290  *-----------------------------------------------------------------------
 291  * Reset PLL lock status sticky bit, timer expired status bit and timer
 292  * interrupt status bit
 293  */
 294 #define CONFIG_SYS_PLPRCR       (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
 295
 296 /*-----------------------------------------------------------------------
 297  * SCCR - System Clock and reset Control Register               15-27
 298  *-----------------------------------------------------------------------
 299  * Set clock output, timebase and RTC source and divider,
 300  * power management and some other internal clocks
 301  */
 302 #define SCCR_MASK       SCCR_EBDF11
 303 #define CONFIG_SYS_SCCR (SCCR_COM00   | SCCR_DFSYNC00 | SCCR_DFBRG00  | \
 304                          SCCR_DFNL000 | SCCR_DFNH000  | SCCR_DFLCD000 | \
 305                          SCCR_DFALCD00)
 306
 307 /*-----------------------------------------------------------------------
 308  * PCMCIA stuff
 309  *-----------------------------------------------------------------------
 310  *
 311  */
 312 #define CONFIG_SYS_PCMCIA_MEM_ADDR      (0xE0000000)
 313 #define CONFIG_SYS_PCMCIA_MEM_SIZE      ( 64 << 20 )
 314 #define CONFIG_SYS_PCMCIA_DMA_ADDR      (0xE4000000)
 315 #define CONFIG_SYS_PCMCIA_DMA_SIZE      ( 64 << 20 )
 316 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR    (0xE8000000)
 317 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE    ( 64 << 20 )
 318 #define CONFIG_SYS_PCMCIA_IO_ADDR       (0xEC000000)
 319 #define CONFIG_SYS_PCMCIA_IO_SIZE       ( 64 << 20 )
 320
 321 /*-----------------------------------------------------------------------
 322  * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
 323  *-----------------------------------------------------------------------
 324  */
 325
 326 #define CONFIG_IDE_PREINIT      1       /* Use preinit IDE hook */
 327 #define CONFIG_IDE_8xx_PCCARD   1       /* Use IDE with PC Card Adapter */
 328
 329 #undef  CONFIG_IDE_8xx_DIRECT           /* Direct IDE    not supported  */
 330 #undef  CONFIG_IDE_LED                  /* LED   for ide not supported  */
 331 #undef  CONFIG_IDE_RESET                /* reset for ide not supported  */
 332
 333 #define CONFIG_SYS_IDE_MAXBUS           1       /* max. 1 IDE bus               */
 334 #define CONFIG_SYS_IDE_MAXDEVICE        1       /* max. 1 drive per IDE bus     */
 335
 336 #define CONFIG_SYS_ATA_IDE0_OFFSET      0x0000
 337
 338 #define CONFIG_SYS_ATA_BASE_ADDR        CONFIG_SYS_PCMCIA_MEM_ADDR
 339
 340 /* Offset for data I/O                  */
 341 #define CONFIG_SYS_ATA_DATA_OFFSET      (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
 342
 343 /* Offset for normal register accesses  */
 344 #define CONFIG_SYS_ATA_REG_OFFSET       (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
 345
 346 /* Offset for alternate registers       */
 347 #define CONFIG_SYS_ATA_ALT_OFFSET       0x0100
 348
 349 /*-----------------------------------------------------------------------
 350  *
 351  *-----------------------------------------------------------------------
 352  *
 353  */
 354 #define CONFIG_SYS_DER  0
 355
 356 /*
 357  * Init Memory Controller:
 358  *
 359  * BR0/1 and OR0/1 (FLASH)
 360  */
 361
 362 #define FLASH_BASE0_PRELIM      0x40000000      /* FLASH bank #0        */
 363 #define FLASH_BASE1_PRELIM      0x60000000      /* FLASH bank #0        */
 364
 365 /* used to re-map FLASH both when starting from SRAM or FLASH:
 366  * restrict access enough to keep SRAM working (if any)
 367  * but not too much to meddle with FLASH accesses
 368  */
 369 #define CONFIG_SYS_REMAP_OR_AM          0x80000000      /* OR addr mask */
 370 #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000      /* OR addr mask */
 371
 372 /*
 373  * FLASH timing:
 374  */
 375 #define CONFIG_SYS_OR_TIMING_FLASH      (OR_ACS_DIV1  | OR_TRLX | OR_CSNT_SAM | \
 376                                  OR_SCY_3_CLK | OR_EHTR | OR_BI)
 377
 378 #define CONFIG_SYS_OR0_REMAP    (CONFIG_SYS_REMAP_OR_AM  | CONFIG_SYS_OR_TIMING_FLASH)
 379 #define CONFIG_SYS_OR0_PRELIM   (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
 380 #define CONFIG_SYS_BR0_PRELIM   ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
 381
 382 #define CONFIG_SYS_OR1_REMAP    CONFIG_SYS_OR0_REMAP
 383 #define CONFIG_SYS_OR1_PRELIM   CONFIG_SYS_OR0_PRELIM
 384 #define CONFIG_SYS_BR1_PRELIM   ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
 385
 386 /*
 387  * BR2/3 and OR2/3 (SDRAM)
 388  *
 389  */
 390 #define SDRAM_BASE2_PRELIM      0x00000000      /* SDRAM bank #0        */
 391 #define SDRAM_BASE3_PRELIM      0x20000000      /* SDRAM bank #1        */
 392 #define SDRAM_MAX_SIZE          0x04000000      /* max 64 MB per bank   */
 393
 394 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care)      */
 395 #define CONFIG_SYS_OR_TIMING_SDRAM      0x00000A00
 396
 397 #define CONFIG_SYS_OR2_PRELIM   (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
 398 #define CONFIG_SYS_BR2_PRELIM   ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
 399
 400 #ifndef CONFIG_CAN_DRIVER
 401 #define CONFIG_SYS_OR3_PRELIM   CONFIG_SYS_OR2_PRELIM
 402 #define CONFIG_SYS_BR3_PRELIM   ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
 403 #else   /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
 404 #define CONFIG_SYS_CAN_BASE             0xC0000000      /* CAN mapped at 0xC0000000     */
 405 #define CONFIG_SYS_CAN_OR_AM            0xFFFF8000      /* 32 kB address mask           */
 406 #define CONFIG_SYS_OR3_CAN              (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
 407 #define CONFIG_SYS_BR3_CAN              ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
 408                                         BR_PS_8 | BR_MS_UPMB | BR_V )
 409 #endif  /* CONFIG_CAN_DRIVER */
 410
 411 /*
 412  * Memory Periodic Timer Prescaler
 413  *
 414  * The Divider for PTA (refresh timer) configuration is based on an
 415  * example SDRAM configuration (64 MBit, one bank). The adjustment to
 416  * the number of chip selects (NCS) and the actually needed refresh
 417  * rate is done by setting MPTPR.
 418  *
 419  * PTA is calculated from
 420  *      PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
 421  *
 422  *      gclk      CPU clock (not bus clock!)
 423  *      Trefresh  Refresh cycle * 4 (four word bursts used)
 424  *
 425  * 4096  Rows from SDRAM example configuration
 426  * 1000  factor s -> ms
 427  *   32  PTP (pre-divider from MPTPR) from SDRAM example configuration
 428  *    4  Number of refresh cycles per period
 429  *   64  Refresh cycle in ms per number of rows
 430  * --------------------------------------------
 431  * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
 432  *
 433  * 50 MHz => 50.000.000 / Divider =  98
 434  * 66 Mhz => 66.000.000 / Divider = 129
 435  * 80 Mhz => 80.000.000 / Divider = 156
 436  */
 437
 438 #define CONFIG_SYS_PTA_PER_CLK  ((4096 * 32 * 1000) / (4 * 64))
 439 #define CONFIG_SYS_MAMR_PTA     98
 440
 441 /*
 442  * For 16 MBit, refresh rates could be 31.3 us
 443  * (= 64 ms / 2K = 125 / quad bursts).
 444  * For a simpler initialization, 15.6 us is used instead.
 445  *
 446  * #define CONFIG_SYS_MPTPR_2BK_2K      MPTPR_PTP_DIV32         for 2 banks
 447  * #define CONFIG_SYS_MPTPR_1BK_2K      MPTPR_PTP_DIV64         for 1 bank
 448  */
 449 #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16         /* setting for 2 banks  */
 450 #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32         /* setting for 1 bank   */
 451
 452 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit         */
 453 #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8          /* setting for 2 banks  */
 454 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16         /* setting for 1 bank   */
 455
 456 /*
 457  * MAMR settings for SDRAM
 458  */
 459
 460 /* 8 column SDRAM */
 461 #define CONFIG_SYS_MAMR_8COL    ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE       |   \
 462                          MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 |   \
 463                          MAMR_RLFA_1X    | MAMR_WLFA_1X    | MAMR_TLFA_4X)
 464 /* 9 column SDRAM */
 465 #define CONFIG_SYS_MAMR_9COL    ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE       |   \
 466                          MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 |   \
 467                          MAMR_RLFA_1X    | MAMR_WLFA_1X    | MAMR_TLFA_4X)
 468
 469 #define CONFIG_SCC1_ENET
 470 #define CONFIG_FEC_ENET
 471 #define CONFIG_ETHPRIME         "SCC"
 472
 473 #define CONFIG_HWCONFIG         1
 474
 475 #endif  /* __CONFIG_H */