From: Doug Anderson <dianders@chromium.org>
Date: Tue, 21 Oct 2014 17:47:35 +0000 (-0700)
Subject: pinctrl: rockchip: Protect read-modify-write with the spinlock
X-Git-Tag: omap-for-v3.19/fixes-rc1~135^2~9^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fab262f5000407ce86a010ab5bc683c01c02d1a6;p=pandora-kernel.git

pinctrl: rockchip: Protect read-modify-write with the spinlock

There were a few instances where the rockchip pinctrl driver would do
read-modify-write with no spinlock.  Add a spinlock for these cases.

Signed-off-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
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