From 80cc37329d9bef6e2b0bcf2028b04d049bd4bd90 Mon Sep 17 00:00:00 2001
From: Alexander Stein <alexanders83@web.de>
Date: Tue, 15 Apr 2014 22:09:41 +0200
Subject: [PATCH] pinctrl/at91: convert driver to use gpiolib irqchip

This converts the AT91 pin control driver to register its
chained irq handler and irqchip using the helpers in the
gpiolib core.

Signed-off-by: Alexander Stein <alexanders83@web.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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