From: Shawn Guo <shawn.guo@linaro.org>
Date: Wed, 30 Oct 2013 07:12:55 +0000 (+0800)
Subject: ARM: imx: add sleep for pllv3 relock
X-Git-Tag: v3.13-rc1~55^2~8^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=322503a15740bd9383bb4ed452e5dd5a40598170;p=pandora-kernel.git

ARM: imx: add sleep for pllv3 relock

The pllv3 relock time varies in the range of 50us ~ 500us, depending on
the specific PLL type, e.g. 50us for ARM PLL and 450us for Audio/Video
PLL.  Let's add a usleep_range() call instead of doing busy wait during
relock.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
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