From: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Zach Brown <zach.brown-acOepvfBmUk@public.gmane.org>
Cc: ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
adrian.hunter-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org,
mark.rutland-5wv7dgnIgG8@public.gmane.org,
linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [RFC v2 1/2] sdhci: Add device tree property broken-highspeed
Date: Tue, 18 Oct 2016 08:17:56 -0500 [thread overview]
Message-ID: <20161018131756.ghnehvr2e2hsqznd@rob-hp-laptop> (raw)
In-Reply-To: <1476297656-7019-2-git-send-email-zach.brown-acOepvfBmUk@public.gmane.org>
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-acOepvfBmUk@public.gmane.org>
> ---
> Documentation/devicetree/bindings/mmc/mmc.txt | 2 ++
> 1 file changed, 2 insertions(+)
Acked-by: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2016-10-18 13:17 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-12 18:40 [RFC v2 0/2] Add device tree property and driver behavior for supporting sdhci configurations with broken highspeed Zach Brown
[not found] ` <1476297656-7019-1-git-send-email-zach.brown-acOepvfBmUk@public.gmane.org>
2016-10-12 18:40 ` [RFC v2 1/2] sdhci: Add device tree property broken-highspeed Zach Brown
2016-10-13 2:27 ` Jaehoon Chung
[not found] ` <1476297656-7019-2-git-send-email-zach.brown-acOepvfBmUk@public.gmane.org>
2016-10-18 13:17 ` Rob Herring [this message]
2016-10-12 18:40 ` [RFC v2 2/2] sdhci: Prevent SD from doing high-speed timing when broken-highspeed property is set Zach Brown
2016-10-17 6:56 ` Adrian Hunter
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20161018131756.ghnehvr2e2hsqznd@rob-hp-laptop \
--to=robh-dgejt+ai2ygdnm+yrofe0a@public.gmane.org \
--cc=adrian.hunter-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org \
--cc=devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=mark.rutland-5wv7dgnIgG8@public.gmane.org \
--cc=ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org \
--cc=zach.brown-acOepvfBmUk@public.gmane.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox