[PATCH 2/2] powerpc/83xx: Add eSDHC support for MPC837xE-RDB/WLAN boards

Kumar Gala galak at kernel.crashing.org
Fri Aug 7 12:43:54 EST 2009


On Jul 24, 2009, at 4:42 PM, Anton Vorontsov wrote:

> Actually, the support is already there, but it requires newer U-Boots
> (to fill-in clock-frequency, and setup pin multiplexing).
>
> Though, it appears that on RDB boards USBB pins aren't multiplexed
> between USB and eSDHC (unlike MDS boards, where USB and eSDHC share
> pctl and pwrfault pins).
>
> So, for RDB boards we can safely setup pinmux and manually fill-in
> clock-frequency, thus making eSDHC work even with older u-boots.
>
> Signed-off-by: Anton Vorontsov <avorontsov at ru.mvista.com>
> ---
> arch/powerpc/boot/dts/mpc8377_rdb.dts     |    2 +-
> arch/powerpc/boot/dts/mpc8378_rdb.dts     |    2 +-
> arch/powerpc/boot/dts/mpc8379_rdb.dts     |    2 +-
> arch/powerpc/platforms/83xx/mpc837x_rdb.c |   23 ++++++++++++++++++++ 
> +++
> arch/powerpc/platforms/83xx/mpc83xx.h     |    4 ++++
> 5 files changed, 30 insertions(+), 3 deletions(-)

applied to next.

- k


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