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(parent: 4c9da75) | patch
powerpc/usb: fix bug of kernel hang when initializing usb
authorShengzhou Liu <Shengzhou.Liu@freescale.com>
Thu, 16 Feb 2012 10:02:20 +0000 (18:02 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 2 Apr 2012 16:52:10 +0000 (09:52 -0700)
commit5856307bd35ec6586ee6fa513ee32516cacb7ff6
tree272f80de55731f18aa5913d6aefdf4e3a77b5c75tree | snapshot
parent4c9da75cb251ae99c5afe98b79c5a56b17fa0a26commit | diff
powerpc/usb: fix bug of kernel hang when initializing usb

commit 28c56ea1431421dec51b7b229369e991481453df upstream.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/host/ehci-fsl.c diff | blob | history
drivers/usb/host/ehci-fsl.h diff | blob | history
Linux kernel for KaRo TX COM modules