[ARM] pxa: use chip->ack() instead of accessing GEDR directly

[Marc Zyngier]

On Mon, 4 Jan 2010 10:14:51 +0800
Eric Miao <eric.y.miao at gmail.com> wrote:

>     [ARM] pxa: use chip->ack() instead of accessing GEDR directly
> 
>     Signed-off-by: Eric Miao <eric.y.miao at gmail.com>

For the Viper part:

Acked-by: Marc Zyngier <maz at misterjones.org>

	M.
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