board/freescale/mpc837xerdb/README

   1 Freescale MPC837xE-RDB Board
   2 -----------------------------------------
   3
   4 1.      Board Description
   5
   6         The MPC837xE-RDB are reference boards featuring the Freescale MPC8377E,
   7         MPC8378E, and the MPC8379E processors in a Mini-ITX form factor.
   8
   9         The MPC837xE-RDB's have the following common features:
  10
  11         A) 256-MBytes on-board DDR2 unbuffered SDRAM
  12         B) 8-Mbytes NOR Flash
  13         C) 32-MBytes NAND Flash
  14         D) 1 Secure Digital High Speed Card (SDHC) Interface
  15         E) 1 Gigabit Ethernet
  16         F) 5-port Ethernet switch (Vitesse 7385)
  17         G) 1 32-bit, 3.3 V, PCI slot
  18         H) 1 32-bit, 3.3 V, Mini-PCI slot
  19         I) 4-port USB 2.0 Hub
  20         J) 1-port OTG USB
  21         K) 2 serial ports (top main console)
  22         L) on board Oscillator: 66M
  23
  24         The MPC837xE-RDB's have the following differences:
  25
  26                             MPC8377E-RDB    MPC8378E-RDB    MPC8379E-RDB
  27         SATA controllers        2               0               4
  28         PCI-Express (mini)      2               2               0
  29         SGMII Ports             0               2               0
  30
  31
  32 2.      Memory Map
  33
  34 2.1.    The memory map should look pretty much like this:
  35
  36         Address Range                   Device                  Size            Port Size
  37                                                                 (Bytes)         (Bits)
  38         ===========================     =================       =======         =========
  39         0x0000_0000     0x0fff_ffff     DDR                     256M            64
  40         0x1000_0000     0x7fff_ffff     Empty                   1.75G           -
  41         0x8000_0000     0x8fff_ffff     PCI MEM prefetch        256M            32
  42         0x9000_0000     0x9fff_ffff     PCI MEM non-prefetch    256M            32
  43         0xe030_0000     0xe03f_ffff     PCI I/O space           1M              32
  44         0xe000_0000     0xe00f_ffff     Int Mem Reg Space       1M              -
  45         0xe060_0000     0xe060_7fff     NAND Flash              32K             8
  46         0xfe00_0000     0xfe7f_ffff     NOR Flash on CS0        8M              16
  47
  48
  49 3. Definitions
  50
  51 3.1 Explanation of NEW definitions in:
  52
  53         include/configs/MPC837XERDB.h
  54
  55     CONFIG_MPC83xx          MPC83xx family for both MPC8349 and MPC8360
  56     CONFIG_MPC837x          MPC837x specific
  57     CONFIG_MPC837XERDB      MPC837xE-RDB board specific
  58
  59
  60 4. Compilation
  61
  62         Assuming you're using BASH shell:
  63
  64                 export CROSS_COMPILE=your-cross-compile-prefix
  65                 cd u-boot
  66                 make distclean
  67                 make MPC837XERDB_config
  68                 make
  69
  70
  71 5. Downloading and Flashing Images
  72
  73 5.0 Download over serial line using Kermit:
  74
  75         loadb $loadaddr
  76         [Drop to kermit:
  77             ^\c
  78             send <u-boot-bin-image>
  79             c
  80         ]
  81
  82
  83         Or via tftp:
  84
  85         tftp $loadaddr u-boot.bin
  86
  87 5.1 Reflash U-Boot Image using U-Boot
  88
  89         tftp $loadaddr u-boot.bin
  90         protect off fe000000 fe0fffff
  91         erase fe000000 fe0fffff
  92         cp.b $loadaddr fe000000 $filesize
  93
  94
  95 6. Additional Notes:
  96         1) The console is connected to the top RS-232 connector and the
  97            baudrate for MPC837XE-RDB is 115200bps.