From: Yunfan Zhang <yfzhang@marvell.com>
Date: Tue, 10 Jul 2012 02:07:06 +0000 (+0800)
Subject: usb: gadget: mv_udc: fix hang when shutdown
X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~73^2~141^2~58
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1dcaa252fdf01e4ba49ece156812043baf01c7cc;p=pandora-kernel.git

usb: gadget: mv_udc: fix hang when shutdown

Fix system hang in udc shutdown routine which caused by accessing usb
register when clock is disabled. So enable usb clock before access
register.

Signed-off-by: Yunfan Zhang <yfzhang@marvell.com>
Signed-off-by: Neil Zhang <zhangwm@marvell.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
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