[PATCH] powerpc/83xx: Do not configure or probe disabled FSL DR USB controllers

Kumar Gala galak at kernel.crashing.org
Fri Feb 20 03:19:05 EST 2009


On Feb 19, 2009, at 10:02 AM, Anton Vorontsov wrote:

> On MPC837X CPUs Dual-Role USB isn't always available (for example DR
> USB pins can be muxed away to eSDHC).
>
> U-Boot adds status = "disabled" property into the DR USB nodes to
> indicate that we must not try to configure or probe Dual-Role USB,
> otherwise we'll break eSDHC support on targets with MPC837X CPUs.
>
> Signed-off-by: Anton Vorontsov <avorontsov at ru.mvista.com>
> ---
> arch/powerpc/platforms/83xx/usb.c |    3 ++-
> arch/powerpc/sysdev/fsl_soc.c     |    4 ++++
> 2 files changed, 6 insertions(+), 1 deletions(-)

Mind looking at possibly killing the fsl_soc.c  usb code and making  
the usb a real of-platform driver?

- k



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