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Message-ID: <20140806201500.GP3711@ld-irv-0074>
Date: Wed, 6 Aug 2014 13:15:00 -0700
From: Brian Norris <computersforpeace@...il.com>
To: Florian Fainelli <f.fainelli@...il.com>
Cc: devicetree@...r.kernel.org, grant.likely@...aro.org,
robh+dt@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] of/irq: lookup 'interrupts-extended' property first
On Wed, Aug 06, 2014 at 01:02:27PM -0700, Florian Fainelli wrote:
> In case the Device Tree blob passed by the boot agent supplies both an
> 'interrupts-extended' and an 'interrupts' property in order to allow for
> older kernels to be usable, prefer the new-style 'interrupts-extended'
> property which conveys a lot more information.
>
> This allows us to have bootloaders willingly maintaining backwards
> compatibility with older kernels without entirely deprecating the
> 'interrupts' property.
>
> Update the bindings documentation to describe a situation where both the
> 'interrupts-extended' and the 'interrupts' property are present, and
> which one takes precedence over the other.
>
> Acked-by: Rob Herring <robh@...nel.org>
> Signed-off-by: Brian Norris <computersforpeace@...il.com>
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
Might we add this?
Cc: <stable@...r.kernel.org> # 3.13+
Brian
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