[PATCH 2/2] powerpc/usb: fix bug of CPU hang when missing USB PHY clock

Kumar Gala galak at kernel.crashing.org
Fri Aug 10 23:50:02 EST 2012


On Aug 10, 2012, at 5:48 AM, Shengzhou Liu wrote:

> when missing USB PHY clock, kernel booting up will hang during USB
> initialization. We should check USBGP[PHY_CLK_VALID] bit to avoid
> CPU hanging in this case.
> 
> Signed-off-by: Shengzhou Liu <Shengzhou.Liu at freescale.com>
> ---
> drivers/usb/host/ehci-fsl.c |   63 ++++++++++++++++++++++++++++++------------
> drivers/usb/host/ehci-fsl.h |    1 +
> 2 files changed, 46 insertions(+), 18 deletions(-)

I assume this should be considered a bug fix and be looked at for inclusion in v3.6?

- k


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