From mboxrd@z Thu Jan  1 00:00:00 1970
From: Kristoffer Ericson <kristoffer.ericson@gmail.com>
Date: Tue, 8 Jun 2010 19:34:14 +0200
Subject: [U-Boot] Problems flashing kernel
In-Reply-To: <4C0E5B31.3010903@denx.de>
References: <20100608124034.GA2890@boggieman> <4C0E4028.8030305@denx.de>
	<20100608132128.GA28991@boggieman> <4C0E5433.4050704@denx.de>
	<20100608144144.GB28991@boggieman> <4C0E5B31.3010903@denx.de>
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On Tue, Jun 08, 2010 at 05:01:05PM +0200, Stefano Babic wrote:
> Kristoffer Ericson wrote:
> 
> > It worked earlier for unknown reasons, but no longer does. It has 
> > only worked once. Erasing all the flash (aside from first 512kb)
> > works without any error messages, but when trying to flash it still
> > insists that the flash is not erased. Looking with md also seems to
> > confirm that (data found).
> 
> Maybe it has nothing with your problem, but because you have Intel flash
> it could be possible you need to send the Unlock sequence. Have you
> tried setting CONFIG_SYS_FLASH_PROTECTION ?

I noticed something atleast inside the old bootloader (blob)
and also the kernel. It seems to add enable/disable routines for
the flash by setting PPSR |= PPC_LDD7 (on), PPSR &= ~PPC_LDD7 (off).

> 
> Best regards,
> Stefano Babic
> 
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