linux-kernel - Re: [PATCH v2 13/13] ARM: at91: dt: remove unit-address part for memory nodes

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Date:	Wed, 4 Apr 2012 12:17:54 -0700
From:	Olof Johansson <olof@...om.net>
To:	Nicolas Ferre <nicolas.ferre@...el.com>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-usb@...r.kernel.org,
	plagnioj@...osoft.com, ludovic.desroches@...el.com,
	linux-kernel@...r.kernel.org, arnd@...db.de,
	devicetree-discuss@...ts.ozlabs.org
Subject: Re: [PATCH v2 13/13] ARM: at91: dt: remove unit-address part for
 memory nodes

On Tue, Apr 03, 2012 at 09:32:57AM +0200, Nicolas Ferre wrote:
> From: Ludovic Desroches <ludovic.desroches@...el.com>
> 
> Having a unit-address different from 0 causes bad memory node detection
> during early_init_dt_scan_memory.

Sounds like a bug in the generic code to me? But specifying a unit
address on a non-ambiguous device node isn't necessary anyway, so this
patch is still a reasonable thing to do.

> Signed-off-by: Ludovic Desroches <ludovic.desroches@...el.com>
> Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>
> Cc: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
> Cc: devicetree-discuss@...ts.ozlabs.org

Acked-by: Olof Johansson <olof@...om.net>



-Olof
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