From: Shengzhou Liu <Shengzhou.Liu@freescale.com>
Date: Thu, 16 Feb 2012 10:02:20 +0000 (+0800)
Subject: powerpc/usb: fix bug of kernel hang when initializing usb
X-Git-Tag: v3.4-rc1~184^2~22^2~100
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=28c56ea1431421dec51b7b229369e991481453df;p=pandora-kernel.git

powerpc/usb: fix bug of kernel hang when initializing usb

If USB UTMI PHY is not enable, writing to portsc register will lead to
kernel hang during boot up.

Signed-off-by: Shengzhou Liu <Shengzhou.Liu@freescale.com>
Reported-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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