From: Barry Song <baohua.song@csr.com>
Date: Wed, 21 Sep 2011 13:40:33 +0000 (+0800)
Subject: ARM: CSR: PM: save/restore irq status in suspend cycle
X-Git-Tag: v3.2-rc1~95^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9c2a51faab6de454407964987ad0cdb84edf2723;p=pandora-kernel.git

ARM: CSR: PM: save/restore irq status in suspend cycle

SiRFprimaII will lose power in deepsleep mode except rtc, pmu and sdram
self-refresh. So IRQ controller will lose status in suspend cyle.
This patch saves irq mask/level registers while suspending and restore
them while resuming.

Signed-off-by: Barry Song <baohua.song@csr.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
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