From: Rogan Dawes <rogan@dawes.za.net>
To: u-boot@lists.denx.de
Subject: [U-Boot] Non standard CFI detection tweaks
Date: Tue, 20 Jul 2010 10:38:11 +0200 [thread overview]
Message-ID: <4C456073.3000706@dawes.za.net> (raw)
In-Reply-To: <201007200958.33622.sr@denx.de>
On 2010/07/20 9:58 AM, Stefan Roese wrote:
> Hi Rogan,
>
> OK, so the width is definitely 8 bit and not 16 bit:
>
> static struct physmap_flash_data dns323_nor_flash_data = {
> .width = 1,
> ...
>
> But the base address is listed here as 0xf4000000:
>
> #define DNS323_NOR_BOOT_BASE 0xf4000000
Hmmm, maybe I must try changing that, then. That might be the answer to
all the confusion.
Although it is definitely an 8MB flash, and I thought it was supposed to
be at the end of memory?
> Are you sure you got this right? Nevertheless, now we know for sure, that the
> NOR chip is connected as an 8bit device and the chip is operated in byte mode.
> So all tests from the U-Boot prompt should be done with ".b" extension.
>
> BTW: This code you referenced is also available in mainline kernel.org.
Yes, I eventually got my "git clone" finished.
Thanks again for your help!
Rogan
next prev parent reply other threads:[~2010-07-20 8:38 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-13 20:00 [U-Boot] Non standard CFI detection tweaks Rogan Dawes
2010-07-19 9:34 ` Stefan Roese
2010-07-19 10:18 ` Rogan Dawes
2010-07-19 10:49 ` Stefan Roese
2010-07-19 11:05 ` Rogan Dawes
2010-07-19 11:50 ` Stefan Roese
2010-07-19 12:18 ` Rogan Dawes
2010-07-19 13:33 ` Stefan Roese
2010-07-19 14:37 ` Rogan Dawes
2010-07-20 7:58 ` Stefan Roese
2010-07-20 8:38 ` Rogan Dawes [this message]
2010-07-20 10:00 ` Rogan Dawes
2010-07-20 10:06 ` Reinhard Meyer
2010-07-20 10:22 ` Reinhard Meyer
2010-07-20 10:29 ` Rogan Dawes
2010-07-20 10:53 ` Reinhard Meyer
2010-07-20 11:01 ` Rogan Dawes
2010-07-23 10:17 ` Albert ARIBAUD
2010-08-12 12:07 ` Rogan Dawes
2010-08-12 12:40 ` Stefan Roese
2010-08-12 13:14 ` Reinhard Meyer
2010-08-12 13:26 ` Rogan Dawes
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