Re: [RFC v2 1/2] sdhci: Add device tree property broken-highspeed

From	Rob Herring <robh@kernel.org>
Newsgroups	linux.kernel
Subject	Re: [RFC v2 1/2] sdhci: Add device tree property broken-highspeed
Date	2016-10-18 15:20 +0200
Message-ID	<stCtb-294-11@gated-at.bofh.it> (permalink)
References	<srwLf-8fi-1@gated-at.bofh.it> <srwLf-8fi-5@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Wed, Oct 12, 2016 at 01:40:55PM -0500, Zach Brown wrote:
> Certain board configurations can make highspeed malfuction due to timing
> issues. In these cases a way is needed to force the controller and card
> into standard speed even if they otherwise appear to be capable of
> highspeed.
> 
> The broken-highspeed property will let the sdhci driver know that
> highspeed will not work.
> 
> Signed-off-by: Zach Brown <zach.brown@ni.com>
> ---
>  Documentation/devicetree/bindings/mmc/mmc.txt | 2 ++
>  1 file changed, 2 insertions(+)

Acked-by: Rob Herring <robh@kernel.org>

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Re: [RFC v2 1/2] sdhci: Add device tree property broken-highspeed Rob Herring <robh@kernel.org> - 2016-10-18 15:20 +0200

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