Dear All,

we are using MPC8548 based custom board, with DDR2 memory. we have successfully ported U-boot 1.3.1 and linux 2.6.19.

but sometimes the board is hanging at the following conditions

- afer relocating to RAM

U-Boot 1.3.1 (Aug 21 2009 - 16:42:56)

CPU: 8548_E, Version: 2.1, (0x80390021) Core: E500, Version: 2.2, (0x80210022) Clock Configuration: CPU:1056 MHz, CCB: 528 MHz, DDR: 264 MHz, LBC: 66 MHz L1: D-cache 32 kB enabled I-cache 32 kB enabled Board: CDS Version 0xf8, PCI Slot 4 CPU Board Revision 255.248 (0xfff8) I2C: ready DRAM: Initializing SDRAM: 64 MB DDR: 1024 MB

HANG....

- sometime it will boot u-boot, HANG while executing u-boot commands - sometime booting Linux, HANG while running some applications in linux

what could be the reason, can anyboby explain

thank you mrp

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