From: Kumar Gala <galak@kernel.crashing.org>
To: Anton Vorontsov <avorontsov@ru.mvista.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 2/2] powerpc/83xx: Add eSDHC support for MPC837xE-RDB/WLAN boards
Date: Thu, 6 Aug 2009 21:43:54 -0500 [thread overview]
Message-ID: <8BA2A0E3-4C40-4775-9062-9E31DAB83463@kernel.crashing.org> (raw)
In-Reply-To: <20090724214230.GB2718@oksana.dev.rtsoft.ru>
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@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
prev parent reply other threads:[~2009-08-07 2:44 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-24 21:42 [PATCH 2/2] powerpc/83xx: Add eSDHC support for MPC837xE-RDB/WLAN boards Anton Vorontsov
2009-08-07 2:43 ` Kumar Gala [this message]
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