From: Pieter <phenning@vastech.co.za>
To: u-boot@lists.denx.de
Subject: [U-Boot] Problem erasing Flash in U-boot 2008.10
Date: Fri, 23 Jan 2009 09:23:07 +0200 [thread overview]
Message-ID: <4979705B.2060006@vastech.co.za> (raw)
In-Reply-To: <4978E416.7080207@ge.com>
I am also not able to erase my flash in U-Boot 2008.10 (nor Flash) .
All flash operations worked correctly in U-boot 1.2 .
I am using The CFI driver and the output of flinfo in both U-boot 1.2
and U-Boot 2008 are the same:
Bank # 1: CFI conformant FLASH (32 x 16) Size: 128 MB in 512 Sectors
AMD Standard command set, Manufacturer ID: 0x01, Device ID: 0x7E2301
Erase timeout: 16384 ms, write timeout: 2 ms
Buffer write timeout: 5 ms, buffer size: 32 bytes
The flash is not locked, I did try using the command protect off all
before erasing a sector, with no result. I am Unable to write to flash
manually using uboot commands ( mw, mm , or copy). I have placed the
console output of my copy attempt below ( DEBUG is defined)
UBoot=> md ff000000
ff000000: ffffffff ffffffff ffffffff ffffffff ................
ff000010: ffffffff ffffffff ffffffff ffffffff ................
UBoot=> cp.b fa000000 ff000000 10
Copy to Flash... fwc addr ff001554 cmd aa 00aa00aa 32bit x 16 bit
fwc addr ff000aa8 cmd 55 00550055 32bit x 16 bit
fwc addr ff001554 cmd a0 00a000a0 32bit x 16 bit
flash_is_busy: 0
Can Anyone pls help?
thanks pieter
next prev parent reply other threads:[~2009-01-23 7:23 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-22 15:08 [U-Boot] Custom MPC8548 boot using FDT problem Pieter
2009-01-22 21:24 ` Jerry Van Baren
2009-01-23 7:23 ` Pieter [this message]
2009-01-23 8:37 ` [U-Boot] Custom MPC8548 boot using FDT problem (more info) Pieter
2009-01-23 12:35 ` Jerry Van Baren
2009-01-23 14:21 ` Pieter
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