From 465f2bd459c3143a4f93c2cf2de2c6ebb8f94947 Mon Sep 17 00:00:00 2001
From: Mika Westerberg <mika.westerberg@linux.intel.com>
Date: Wed, 2 May 2012 11:15:50 +0300
Subject: [PATCH] gpio/langwell: convert to use irq_domain

irq_domain already provides a facility to translate from hardware IRQ
numbers to Linux IRQ numbers so use that instead of open-coding the logic
in the driver.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
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