From 5e918a98c26e8ab9b5d2d48d998a2ced2b5b85b3 Mon Sep 17 00:00:00 2001 From: Kim Phillips Date: Wed, 16 Jan 2008 00:38:05 -0600 Subject: Add support for the MPC837xERDB MPC837xERDB board support includes: * DDR2 330MHz hardcoded (soldered on the board) * Local Bus NOR Flash * I2C, UART and RTC * eTSEC RGMII (TSEC0 - RTL8211B with MII; * TSEC1 - VSC7385 local bus, hardcoded, requires seperate firmware * load) Signed-off-by: Kevin Lam Signed-off-by: Joe D'Abbraccio Signed-off-by: Kim Phillips --- doc/README.mpc837xerdb | 98 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 98 insertions(+) create mode 100644 doc/README.mpc837xerdb (limited to 'doc') diff --git a/doc/README.mpc837xerdb b/doc/README.mpc837xerdb new file mode 100644 index 0000000000..8f0192aab1 --- /dev/null +++ b/doc/README.mpc837xerdb @@ -0,0 +1,98 @@ +Freescale MPC837xEMDS Board +----------------------------------------- + +1. Board Description + + The MPC837xE-RDB are reference boards featuring the Freescale MPC8377E, + MPC8378E, and the MPC8379E processors in a Mini-ITX form factor. + + The MPC837xE-RDB's have the following common features: + + A) 256-MBytes on-board DDR2 unbuffered SDRAM + B) 8-Mbytes NOR Flash + C) 32-MBytes NAND Flash + D) 1 Secure Digital High Speed Card (SDHC) Interface + E) 1 Gigabit Ethernet + F) 5-port Ethernet switch (Vitesse 7385) + G) 1 32-bit, 3.3 V, PCI slot + H) 1 32-bit, 3.3 V, Mini-PCI slot + I) 4-port USB 2.0 Hub + J) 1-port OTG USB + K) 2 serial ports (top main console) + L) on board Oscillator: 66M + + The MPC837xE-RDB's have the following differences: + + MPC8377E-RDB MPC8378E-RDB MPC8379E-RDB + SATA controllers 2 0 4 + PCI-Express (mini) 2 2 0 + SGMII Ports 0 2 0 + + +2. Memory Map + +2.1. The memory map should look pretty much like this: + + Address Range Device Size Port Size + (Bytes) (Bits) + =========================== ================= ======= ========= + 0x0000_0000 0x0fff_ffff DDR 256M 64 + 0x1000_0000 0x7fff_ffff Empty 1.75G - + 0x8000_0000 0x9fff_ffff PCI1 memory space 512M 32 + 0xa000_0000 0xbfff_ffff PCI2 memory space 512M 32 + 0xc200_0000 0xc2ff_ffff PCI1 I/O space 16M 32 + 0xc300_0000 0xc3ff_ffff PCI2 I/O space 16M 32 + 0xe000_0000 0xe00f_ffff Int Mem Reg Space 1M - + 0xe280_0000 0xe47f_ffff NAND Flash 32M 8 + 0xfe00_0000 0xfe7f_ffff NOR Flash on CS0 8M 16 + + +3. Definitions + +3.1 Explanation of NEW definitions in: + + include/configs/MPC837XERDB.h + + CONFIG_MPC83XX MPC83xx family for both MPC8349 and MPC8360 + CONFIG_MPC837X MPC837x specific + CONFIG_MPC837XERDB MPC837XEMDS board specific + + +4. Compilation + + Assuming you're using BASH shell: + + export CROSS_COMPILE=your-cross-compile-prefix + cd u-boot + make distclean + make MPC837XERDB_config + make + + +5. Downloading and Flashing Images + +5.0 Download over serial line using Kermit: + + loadb $loadaddr + [Drop to kermit: + ^\c + send + c + ] + + + Or via tftp: + + tftp $loadaddr u-boot.bin + +5.1 Reflash U-boot Image using U-boot + + tftp $loadaddr u-boot.bin + protect off fe000000 fe0fffff + erase fe000000 fe0fffff + cp.b $loadaddr fe000000 $filesize + + +6. Additional Notes: + 1) The console is connected to the top RS-232 connector and the + baudrate for MPC837XE-RDB is 115200bps. -- cgit v1.2.1