linux-kernel - Re: [PATCH v2] powerpc/85xx: Add eSDHC support for MPC8536DS boards

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Date:	Tue, 25 Aug 2009 09:44:30 -0500
From:	Kumar Gala <galak@...nel.crashing.org>
To:	avorontsov@...mvista.com
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Pierre Ossman <pierre@...man.eu>,
	David Vrabel <david.vrabel@....com>, Ben Dooks <ben@...ff.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	linux-kernel@...r.kernel.org, sdhci-devel@...ts.ossman.eu,
	linuxppc-dev@...abs.org
Subject: Re: [PATCH v2] powerpc/85xx: Add eSDHC support for MPC8536DS boards


On Aug 18, 2009, at 6:38 PM, Anton Vorontsov wrote:

> This patch simply adds sdhci node to the device tree.
>
> We specify clock-frequency manually, so that eSDHC will work without
> upgrading U-Boot. Though, that'll only work for default setup (1500
> MHz) on new board revisions. For non-default setups, it's recommended
> to upgrade U-Boot, since it will fixup clock-frequency automatically.
>
> Signed-off-by: Anton Vorontsov <avorontsov@...mvista.com>
> ---
>
> On Tue, Aug 11, 2009 at 08:48:32AM -0500, Kumar Gala wrote:
>> On Aug 7, 2009, at 2:58 PM, Anton Vorontsov wrote:
>>> This patch simply adds sdhci node to the device tree.
>>>
>>> We specify clock-frequency manually, so that eSDHC will work without
>>> upgrading U-Boot. Though, that'll only work for default setup (1500
>>> MHz) on new board revisions. For non-default setups, it's  
>>> recommended
>>> to upgrade U-Boot, since it will fixup clock-frequency  
>>> automatically.
>>>
>>> Signed-off-by: Anton Vorontsov <avorontsov@...mvista.com>
>>> ---
>>> arch/powerpc/boot/dts/mpc8536ds.dts |    8 ++++++++
>>> 1 files changed, 8 insertions(+), 0 deletions(-)
>>
>> Can you update the mpc8536ds_36b.dts as well (its in my next branch)
>
> Sure thing.
>
> arch/powerpc/boot/dts/mpc8536ds.dts     |    8 ++++++++
> arch/powerpc/boot/dts/mpc8536ds_36b.dts |    8 ++++++++
> 2 files changed, 16 insertions(+), 0 deletions(-)

applied to next.

- k

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