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From: Scott Wood <scottwood@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [u-boot-release] [PATCH] powerpc/85xx: verify the localbus device tree address before booting the OS
Date: Wed, 16 Nov 2011 14:02:54 -0600	[thread overview]
Message-ID: <4EC416EE.6090303@freescale.com> (raw)
In-Reply-To: <DED7810745269A4D8EFEA0EE7F81C73B1164F0F7@039-SN1MPN1-005.039d.mgd.msft.net>

On 11/16/2011 01:58 PM, Swarthout Edward L-SWARTHOU wrote:
>> ... it's possible for the 'reg' property to be wrong.
> 
> Instead of all this, why doesn't u-boot just fix it?
> 
> I have the same annoyance with ccsrbar.
> 
> U-boot controls the ccsrbar address via a user configured #define.
> So instead of having different dts's based on the u-boot ccsrbar,
> why can't u-boot update the device tree?

That will require that U-Boot know where every instance of CCSRBAR is
within the tree, which seems fragile.  Do we have any instances yet of
updating unit addresses from U-Boot?  What about aliases that reference
said unit addresses?

-Scott

  parent reply	other threads:[~2011-11-16 20:02 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-16 19:28 [U-Boot] [PATCH] powerpc/85xx: verify the localbus device tree address before booting the OS Timur Tabi
2011-11-16 19:58 ` [U-Boot] [u-boot-release] " Swarthout Edward L-SWARTHOU
2011-11-16 20:00   ` Timur Tabi
2011-11-16 20:02   ` Scott Wood [this message]
2011-11-29 15:07 ` [U-Boot] " Kumar Gala

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