uboot/include/configs/RRvision.h
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   1/*
   2 * (C) Copyright 2000, 2001, 2002
   3 * Wolfgang Denk, DENX Software Engineering, wd@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 * board/config.h - configuration options, board specific
  26 */
  27
  28#ifndef __CONFIG_H
  29#define __CONFIG_H
  30
  31/*
  32 * High Level Configuration Options
  33 * (easy to change)
  34 */
  35
  36#define CONFIG_MPC823           1       /* This is a MPC823 CPU         */
  37#define CONFIG_RRVISION         1       /* ...on a RRvision board       */
  38
  39#define CONFIG_SYS_TEXT_BASE    0x40000000
  40
  41#define CONFIG_8xx_GCLK_FREQ 64000000
  42
  43#define CONFIG_8xx_CONS_SMC1    1       /* Console is on SMC1           */
  44#undef  CONFIG_8xx_CONS_SMC2
  45#undef  CONFIG_8xx_CONS_NONE
  46#define CONFIG_BAUDRATE         115200  /* console baudrate = 115kbps   */
  47#if 0
  48#define CONFIG_BOOTDELAY        -1      /* autoboot disabled            */
  49#else
  50#define CONFIG_BOOTDELAY        3       /* autoboot after 5 seconds     */
  51#endif
  52
  53#define CONFIG_CLOCKS_IN_MHZ    1       /* clocks passsed to Linux in MHz */
  54
  55#define CONFIG_PREBOOT  "setenv stdout serial"
  56
  57#undef  CONFIG_BOOTARGS
  58#define CONFIG_ETHADDR                00:50:C2:00:E0:70
  59#define CONFIG_OVERWRITE_ETHADDR_ONCE 1
  60#define CONFIG_IPADDR                 10.0.0.5
  61#define CONFIG_SERVERIP               10.0.0.2
  62#define CONFIG_NETMASK                255.0.0.0
  63#define CONFIG_ROOTPATH               "/opt/eldk/ppc_8xx"
  64#define CONFIG_BOOTCOMMAND            "run flash_self"
  65
  66#define CONFIG_EXTRA_ENV_SETTINGS                                       \
  67        "netdev=eth0\0"                                                 \
  68        "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
  69        "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
  70                "nfsroot=${serverip}:${rootpath}\0"                     \
  71        "addip=setenv bootargs ${bootargs} ip=${ipaddr}:${serverip}"    \
  72                ":${gatewayip}:${netmask}:${hostname}:${netdev}:off\0"  \
  73        "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
  74        "load=tftp 100000 /tftpboot/u-boot.bin\0"                       \
  75        "update=protect off 1:0-8;era 1:0-8;"                           \
  76                "cp.b 100000 40000000 ${filesize};"                     \
  77                "setenv filesize;saveenv\0"                             \
  78        "kernel_addr=40040000\0"                                        \
  79        "ramdisk_addr=40100000\0"                                       \
  80        "kernel_img=/tftpboot/uImage\0"                                 \
  81        "kernel_load=tftp 200000 ${kernel_img}\0"                       \
  82        "net_nfs=run kernel_load nfsargs addip addtty;bootm\0"          \
  83        "flash_nfs=run nfsargs addip addtty;bootm ${kernel_addr}\0"     \
  84        "flash_self=run ramargs addip addtty;"                          \
  85                "bootm ${kernel_addr} ${ramdisk_addr}\0"
  86
  87
  88#define CONFIG_LOADS_ECHO       1       /* echo on for serial download  */
  89#undef  CONFIG_SYS_LOADS_BAUD_CHANGE            /* don't allow baudrate change  */
  90
  91#undef  CONFIG_WATCHDOG                 /* watchdog disabled            */
  92
  93#undef  CONFIG_STATUS_LED               /* disturbs display             */
  94
  95#undef  CONFIG_CAN_DRIVER               /* CAN Driver support disabled  */
  96
  97/*
  98 * BOOTP options
  99 */
 100#define CONFIG_BOOTP_SUBNETMASK
 101#define CONFIG_BOOTP_GATEWAY
 102#define CONFIG_BOOTP_HOSTNAME
 103#define CONFIG_BOOTP_BOOTPATH
 104#define CONFIG_BOOTP_BOOTFILESIZE
 105
 106
 107#define CONFIG_MAC_PARTITION
 108#define CONFIG_DOS_PARTITION
 109
 110#define CONFIG_RTC_MPC8xx               /* use internal RTC of MPC8xx   */
 111
 112
 113#ifdef CONFIG_LCD
 114#define CONFIG_MPC8XX_LCD
 115#else
 116#define CONFIG_VIDEO            1       /* To enable the video initialization */
 117
 118/* Video related */
 119#define CONFIG_VIDEO_LOGO                       1       /* Show the logo */
 120#define CONFIG_VIDEO_ENCODER_AD7179             1       /* Enable this encoder */
 121#define CONFIG_VIDEO_ENCODER_AD7179_ADDR        0x2A    /* ALSB to ground */
 122#endif
 123
 124/* enable I2C and select the hardware/software driver */
 125#undef  CONFIG_HARD_I2C                 /* I2C with hardware support    */
 126#define CONFIG_SOFT_I2C                 /* I2C bit-banged               */
 127
 128# define CONFIG_SYS_I2C_SPEED           50000   /* 50 kHz is supposed to work   */
 129# define CONFIG_SYS_I2C_SLAVE           0xFE
 130
 131#ifdef CONFIG_SOFT_I2C
 132/*
 133 * Software (bit-bang) I2C driver configuration
 134 */
 135#define PB_SCL          0x00000020      /* PB 26 */
 136#define PB_SDA          0x00000010      /* PB 27 */
 137
 138#define I2C_INIT        (immr->im_cpm.cp_pbdir |=  PB_SCL)
 139#define I2C_ACTIVE      (immr->im_cpm.cp_pbdir |=  PB_SDA)
 140#define I2C_TRISTATE    (immr->im_cpm.cp_pbdir &= ~PB_SDA)
 141#define I2C_READ        ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
 142#define I2C_SDA(bit)    if(bit) immr->im_cpm.cp_pbdat |=  PB_SDA; \
 143                        else    immr->im_cpm.cp_pbdat &= ~PB_SDA
 144#define I2C_SCL(bit)    if(bit) immr->im_cpm.cp_pbdat |=  PB_SCL; \
 145                        else    immr->im_cpm.cp_pbdat &= ~PB_SCL
 146#define I2C_DELAY       udelay(1)       /* 1/4 I2C clock duration */
 147#endif  /* CONFIG_SOFT_I2C */
 148
 149
 150/*
 151 * Command line configuration.
 152 */
 153#include <config_cmd_default.h>
 154
 155#define CONFIG_CMD_DHCP
 156#define CONFIG_CMD_I2C
 157#define CONFIG_CMD_IDE
 158#define CONFIG_CMD_DATE
 159
 160#undef CONFIG_CMD_PCMCIA
 161#undef CONFIG_CMD_IDE
 162
 163
 164/*
 165 * Miscellaneous configurable options
 166 */
 167#define CONFIG_SYS_LONGHELP                     /* undef to save memory         */
 168#define CONFIG_SYS_PROMPT       "=> "           /* Monitor Command Prompt       */
 169#if defined(CONFIG_CMD_KGDB)
 170#define CONFIG_SYS_CBSIZE       1024            /* Console I/O Buffer Size      */
 171#else
 172#define CONFIG_SYS_CBSIZE       256             /* Console I/O Buffer Size      */
 173#endif
 174#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
 175#define CONFIG_SYS_MAXARGS      16              /* max number of command args   */
 176#define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size    */
 177
 178#define CONFIG_SYS_MEMTEST_START        0x0400000       /* memtest works on     */
 179#define CONFIG_SYS_MEMTEST_END          0x0C00000       /* 4 ... 12 MB in DRAM  */
 180
 181#define CONFIG_SYS_LOAD_ADDR            0x100000        /* default load address */
 182
 183#define CONFIG_SYS_HZ           1000            /* decrementer freq: 1 ms ticks */
 184
 185/*
 186 * Low Level Configuration Settings
 187 * (address mappings, register initial values, etc.)
 188 * You should know what you are doing if you make changes here.
 189 */
 190/*-----------------------------------------------------------------------
 191 * Internal Memory Mapped Register
 192 */
 193#define CONFIG_SYS_IMMR         0xFFF00000
 194
 195/*-----------------------------------------------------------------------
 196 * Definitions for initial stack pointer and data area (in DPRAM)
 197 */
 198#define CONFIG_SYS_INIT_RAM_ADDR        CONFIG_SYS_IMMR
 199#define CONFIG_SYS_INIT_RAM_SIZE        0x2F00  /* Size of used area in DPRAM   */
 200#define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 201#define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
 202
 203/*-----------------------------------------------------------------------
 204 * Start addresses for the final memory configuration
 205 * (Set up by the startup code)
 206 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 207 */
 208#define CONFIG_SYS_SDRAM_BASE           0x00000000
 209#define CONFIG_SYS_FLASH_BASE           0x40000000
 210#define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 256 kB for Monitor   */
 211#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
 212#define CONFIG_SYS_MALLOC_LEN           (128 << 10)     /* Reserve 128 kB for malloc()  */
 213
 214/*
 215 * For booting Linux, the board info and command line data
 216 * have to be in the first 8 MB of memory, since this is
 217 * the maximum mapped by the Linux kernel during initialization.
 218 */
 219#define CONFIG_SYS_BOOTMAPSZ            (8 << 20)       /* Initial Memory map for Linux */
 220
 221/*-----------------------------------------------------------------------
 222 * FLASH organization
 223 */
 224#define CONFIG_SYS_MAX_FLASH_BANKS      1       /* max number of memory banks           */
 225#define CONFIG_SYS_MAX_FLASH_SECT       71      /* max number of sectors on one chip    */
 226
 227/* timeout values are in ticks = ms */
 228#define CONFIG_SYS_FLASH_ERASE_TOUT     (120*CONFIG_SYS_HZ)     /* Timeout for Flash Erase      */
 229#define CONFIG_SYS_FLASH_WRITE_TOUT     (1 * CONFIG_SYS_HZ)     /* Timeout for Flash Write      */
 230
 231#define CONFIG_ENV_IS_IN_FLASH  1
 232#define CONFIG_ENV_OFFSET               0x8000  /*   Offset   of Environment Sector     */
 233#define CONFIG_ENV_SIZE         0x4000  /* Total Size of Environment Sector     */
 234
 235/* Address and size of Redundant Environment Sector     */
 236#define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET+CONFIG_ENV_SIZE)
 237#define CONFIG_ENV_SIZE_REDUND  (CONFIG_ENV_SIZE)
 238
 239#define CONFIG_SYS_USE_PPCENV                   /* Environment embedded in sect .ppcenv */
 240
 241/*-----------------------------------------------------------------------
 242 * Cache Configuration
 243 */
 244#define CONFIG_SYS_CACHELINE_SIZE       16      /* For all MPC8xx CPUs                  */
 245#if defined(CONFIG_CMD_KGDB)
 246#define CONFIG_SYS_CACHELINE_SHIFT      4       /* log base 2 of the above value        */
 247#endif
 248
 249/*-----------------------------------------------------------------------
 250 * SYPCR - System Protection Control                            11-9
 251 * SYPCR can only be written once after reset!
 252 *-----------------------------------------------------------------------
 253 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
 254 */
 255#if defined(CONFIG_WATCHDOG)
 256#define CONFIG_SYS_SYPCR        (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
 257                         SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
 258#else
 259#define CONFIG_SYS_SYPCR        (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
 260#endif
 261
 262/*-----------------------------------------------------------------------
 263 * SIUMCR - SIU Module Configuration                            11-6
 264 *-----------------------------------------------------------------------
 265 * PCMCIA config., multi-function pin tri-state
 266 */
 267#ifndef CONFIG_CAN_DRIVER
 268#define CONFIG_SYS_SIUMCR       (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
 269#else   /* we must activate GPL5 in the SIUMCR for CAN */
 270#define CONFIG_SYS_SIUMCR       (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
 271#endif  /* CONFIG_CAN_DRIVER */
 272
 273/*-----------------------------------------------------------------------
 274 * TBSCR - Time Base Status and Control                         11-26
 275 *-----------------------------------------------------------------------
 276 * Clear Reference Interrupt Status, Timebase freezing enabled
 277 */
 278#define CONFIG_SYS_TBSCR        (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
 279
 280/*-----------------------------------------------------------------------
 281 * RTCSC - Real-Time Clock Status and Control Register          11-27
 282 *-----------------------------------------------------------------------
 283 */
 284#define CONFIG_SYS_RTCSC        (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
 285
 286/*-----------------------------------------------------------------------
 287 * PISCR - Periodic Interrupt Status and Control                11-31
 288 *-----------------------------------------------------------------------
 289 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
 290 */
 291#define CONFIG_SYS_PISCR        (PISCR_PS | PISCR_PITF | PISCR_PTE)
 292
 293/*-----------------------------------------------------------------------
 294 * PLPRCR - PLL, Low-Power, and Reset Control Register          15-30
 295 *-----------------------------------------------------------------------
 296 * Reset PLL lock status sticky bit, timer expired status bit and timer
 297 * interrupt status bit
 298 */
 299
 300/* for 64 MHz, we use a 16 MHz clock * 4 */
 301#define CONFIG_SYS_PLPRCR ( (4-1)<<PLPRCR_MF_SHIFT | PLPRCR_TEXPS | PLPRCR_TMIST )
 302
 303/*-----------------------------------------------------------------------
 304 * SCCR - System Clock and reset Control Register               15-27
 305 *-----------------------------------------------------------------------
 306 * Set clock output, timebase and RTC source and divider,
 307 * power management and some other internal clocks
 308 */
 309#define SCCR_MASK       SCCR_EBDF11
 310#define CONFIG_SYS_SCCR (/* SCCR_TBS  | */ SCCR_RTSEL | SCCR_RTDIV    | \
 311                         SCCR_COM00   | SCCR_DFSYNC00 | SCCR_DFBRG00  | \
 312                         SCCR_DFNL000 | SCCR_DFNH000  | SCCR_DFLCD000 | \
 313                         SCCR_DFALCD00)
 314
 315/*-----------------------------------------------------------------------
 316 * PCMCIA stuff
 317 *-----------------------------------------------------------------------
 318 *
 319 */
 320#define CONFIG_SYS_PCMCIA_MEM_ADDR      (0xE0000000)
 321#define CONFIG_SYS_PCMCIA_MEM_SIZE      ( 64 << 20 )
 322#define CONFIG_SYS_PCMCIA_DMA_ADDR      (0xE4000000)
 323#define CONFIG_SYS_PCMCIA_DMA_SIZE      ( 64 << 20 )
 324#define CONFIG_SYS_PCMCIA_ATTRB_ADDR    (0xE8000000)
 325#define CONFIG_SYS_PCMCIA_ATTRB_SIZE    ( 64 << 20 )
 326#define CONFIG_SYS_PCMCIA_IO_ADDR       (0xEC000000)
 327#define CONFIG_SYS_PCMCIA_IO_SIZE       ( 64 << 20 )
 328
 329/*-----------------------------------------------------------------------
 330 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
 331 *-----------------------------------------------------------------------
 332 */
 333
 334#define CONFIG_IDE_PREINIT      1       /* Use preinit IDE hook */
 335#define CONFIG_IDE_8xx_PCCARD   1       /* Use IDE with PC Card Adapter */
 336
 337#undef  CONFIG_IDE_8xx_DIRECT           /* Direct IDE    not supported  */
 338#undef  CONFIG_IDE_LED                  /* LED   for ide not supported  */
 339#undef  CONFIG_IDE_RESET                /* reset for ide not supported  */
 340
 341#define CONFIG_SYS_IDE_MAXBUS           1       /* max. 1 IDE bus               */
 342#define CONFIG_SYS_IDE_MAXDEVICE        1       /* max. 1 drive per IDE bus     */
 343
 344#define CONFIG_SYS_ATA_IDE0_OFFSET      0x0000
 345
 346#define CONFIG_SYS_ATA_BASE_ADDR        CONFIG_SYS_PCMCIA_MEM_ADDR
 347
 348/* Offset for data I/O                  */
 349#define CONFIG_SYS_ATA_DATA_OFFSET      (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
 350
 351/* Offset for normal register accesses  */
 352#define CONFIG_SYS_ATA_REG_OFFSET       (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
 353
 354/* Offset for alternate registers       */
 355#define CONFIG_SYS_ATA_ALT_OFFSET       0x0100
 356
 357/*-----------------------------------------------------------------------
 358 *
 359 *-----------------------------------------------------------------------
 360 *
 361 */
 362/*#define       CONFIG_SYS_DER  0x2002000F*/
 363#define CONFIG_SYS_DER  0
 364
 365/*
 366 * Init Memory Controller:
 367 *
 368 * BR0/1 (FLASH)
 369 */
 370
 371#define FLASH_BASE0_PRELIM      0x40000000      /* FLASH bank #0        */
 372
 373/* used to re-map FLASH both when starting from SRAM or FLASH:
 374 * restrict access enough to keep SRAM working (if any)
 375 * but not too much to meddle with FLASH accesses
 376 */
 377#define CONFIG_SYS_REMAP_OR_AM          0x80000000      /* OR addr mask */
 378#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000      /* OR addr mask */
 379
 380/*
 381 * FLASH timing:
 382 */
 383/* 66 MHz CPU - 66 MHz bus: ACS = 00, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1 */
 384#define CONFIG_SYS_OR_TIMING_FLASH      (OR_ACS_DIV1  | OR_TRLX | OR_CSNT_SAM | \
 385                                 OR_SCY_3_CLK | OR_EHTR | OR_BI)
 386
 387#define CONFIG_SYS_OR0_REMAP    (CONFIG_SYS_REMAP_OR_AM  | CONFIG_SYS_OR_TIMING_FLASH)
 388#define CONFIG_SYS_OR0_PRELIM   (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
 389#define CONFIG_SYS_BR0_PRELIM   ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
 390
 391/*
 392 * BR2/3 and OR2/3 (SDRAM)
 393 *
 394 */
 395#define SDRAM_BASE2_PRELIM      0x00000000      /* SDRAM bank #0        */
 396#define SDRAM_BASE3_PRELIM      0x20000000      /* SDRAM bank #1        */
 397#define SDRAM_MAX_SIZE          0x04000000      /* max 64 MB per bank   */
 398
 399/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care)      */
 400#define CONFIG_SYS_OR_TIMING_SDRAM      0x00000A00
 401
 402#define CONFIG_SYS_OR2_PRELIM   (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
 403#define CONFIG_SYS_BR2_PRELIM   ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
 404
 405#ifndef CONFIG_CAN_DRIVER
 406#define CONFIG_SYS_OR3_PRELIM   CONFIG_SYS_OR2_PRELIM
 407#define CONFIG_SYS_BR3_PRELIM   ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
 408#else   /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
 409#define CONFIG_SYS_CAN_BASE             0xC0000000      /* CAN mapped at 0xC0000000     */
 410#define CONFIG_SYS_CAN_OR_AM            0xFFFF8000      /* 32 kB address mask           */
 411#define CONFIG_SYS_OR3_CAN              (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
 412#define CONFIG_SYS_BR3_CAN              ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
 413                                        BR_PS_8 | BR_MS_UPMB | BR_V )
 414#endif  /* CONFIG_CAN_DRIVER */
 415
 416/*
 417 * Memory Periodic Timer Prescaler
 418 *
 419 * The Divider for PTA (refresh timer) configuration is based on an
 420 * example SDRAM configuration (64 MBit, one bank). The adjustment to
 421 * the number of chip selects (NCS) and the actually needed refresh
 422 * rate is done by setting MPTPR.
 423 *
 424 * PTA is calculated from
 425 *      PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
 426 *
 427 *      gclk      CPU clock (not bus clock!)
 428 *      Trefresh  Refresh cycle * 4 (four word bursts used)
 429 *
 430 * 4096  Rows from SDRAM example configuration
 431 * 1000  factor s -> ms
 432 *   32  PTP (pre-divider from MPTPR) from SDRAM example configuration
 433 *    4  Number of refresh cycles per period
 434 *   64  Refresh cycle in ms per number of rows
 435 * --------------------------------------------
 436 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
 437 *
 438 * 50 MHz => 50.000.000 / Divider =  98
 439 * 66 Mhz => 66.000.000 / Divider = 129
 440 * 80 Mhz => 80.000.000 / Divider = 156
 441 */
 442#define CONFIG_SYS_MAMR_PTA             129
 443
 444/*
 445 * For 16 MBit, refresh rates could be 31.3 us
 446 * (= 64 ms / 2K = 125 / quad bursts).
 447 * For a simpler initialization, 15.6 us is used instead.
 448 *
 449 * #define CONFIG_SYS_MPTPR_2BK_2K      MPTPR_PTP_DIV32         for 2 banks
 450 * #define CONFIG_SYS_MPTPR_1BK_2K      MPTPR_PTP_DIV64         for 1 bank
 451 */
 452#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16         /* setting for 2 banks  */
 453#define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32         /* setting for 1 bank   */
 454
 455/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit         */
 456#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8          /* setting for 2 banks  */
 457#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16         /* setting for 1 bank   */
 458
 459/*
 460 * MAMR settings for SDRAM
 461 */
 462
 463/* 8 column SDRAM */
 464#define CONFIG_SYS_MAMR_8COL    ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE       |   \
 465                         MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 |   \
 466                         MAMR_RLFA_1X    | MAMR_WLFA_1X    | MAMR_TLFA_4X)
 467/* 9 column SDRAM */
 468#define CONFIG_SYS_MAMR_9COL    ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE       |   \
 469                         MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 |   \
 470                         MAMR_RLFA_1X    | MAMR_WLFA_1X    | MAMR_TLFA_4X)
 471
 472
 473#endif  /* __CONFIG_H */
 474