From: Alexandre Belloni <alexandre.belloni@free-electrons.com>
To: Olof Johansson <olof@lixom.net>
Cc: Nicolas Pitre <nico@fluxnic.net>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
Arnd Bergmann <arnd@arndb.de>,
"linux-mmc@vger.kernel.org" <linux-mmc@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: How to support SDIO wifi/bt in DT
Date: Mon, 20 Jan 2014 00:09:25 +0100 [thread overview]
Message-ID: <20140119230924.GB8154@piout.net> (raw)
In-Reply-To: <CAOesGMjVpTEku+UJntewi3FXoeEPe9rJP4BBmbSesfFMtY9hnA@mail.gmail.com>
On Sun, Jan 19, 2014 at 11:29:55AM -0800, Olof Johansson wrote :
> The "multi-slot" concept I was talking about was one host controller
> for several physical slots. Seems like at91 implements _and_ uses this
> but nobody else. However, it seems that they allocate one mmc host per
> slot, so the same model still works.
>
I think we need to be extra careful about the DT bindings then because
adding a property in a slot is requiring handling that in the at91
driver whereas adding a common property for the various mmc hosts can be
done in the core code.
>From what I remember, it would be really good to put the DT parsing for
the slots in the core code but I only had a really quick look at that.
--
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
WARNING: multiple messages have this Message-ID (diff)
From: alexandre.belloni@free-electrons.com (Alexandre Belloni)
To: linux-arm-kernel@lists.infradead.org
Subject: How to support SDIO wifi/bt in DT
Date: Mon, 20 Jan 2014 00:09:25 +0100 [thread overview]
Message-ID: <20140119230924.GB8154@piout.net> (raw)
In-Reply-To: <CAOesGMjVpTEku+UJntewi3FXoeEPe9rJP4BBmbSesfFMtY9hnA@mail.gmail.com>
On Sun, Jan 19, 2014 at 11:29:55AM -0800, Olof Johansson wrote :
> The "multi-slot" concept I was talking about was one host controller
> for several physical slots. Seems like at91 implements _and_ uses this
> but nobody else. However, it seems that they allocate one mmc host per
> slot, so the same model still works.
>
I think we need to be extra careful about the DT bindings then because
adding a property in a slot is requiring handling that in the at91
driver whereas adding a common property for the various mmc hosts can be
done in the core code.
>From what I remember, it would be really good to put the DT parsing for
the slots in the core code but I only had a really quick look at that.
--
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
next prev parent reply other threads:[~2014-01-19 23:09 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-16 13:36 How to support SDIO wifi/bt in DT Russell King - ARM Linux
2014-01-16 13:51 ` Chen-Yu Tsai
2014-01-16 14:02 ` Arnd Bergmann
2014-01-16 17:15 ` Olof Johansson
2014-01-16 17:15 ` Olof Johansson
2014-01-16 19:58 ` Russell King - ARM Linux
2014-01-16 19:58 ` Russell King - ARM Linux
2014-01-16 20:00 ` Olof Johansson
2014-01-16 20:00 ` Olof Johansson
2014-01-16 20:03 ` Russell King - ARM Linux
2014-01-16 20:03 ` Russell King - ARM Linux
2014-01-17 9:39 ` Alexandre Belloni
2014-01-17 9:39 ` Alexandre Belloni
2014-01-17 10:06 ` Chen-Yu Tsai
2014-01-17 10:06 ` Chen-Yu Tsai
2014-01-17 10:14 ` Alexandre Belloni
2014-01-17 10:14 ` Alexandre Belloni
2014-01-17 10:44 ` Andrew Lunn
2014-01-17 10:44 ` Andrew Lunn
2014-02-05 17:11 ` Mark Brown
2014-02-05 17:11 ` Mark Brown
2014-01-16 21:46 ` Arnd Bergmann
2014-01-16 21:46 ` Arnd Bergmann
2014-01-16 21:52 ` Olof Johansson
2014-01-16 21:52 ` Olof Johansson
2014-01-16 22:14 ` Marcel Holtmann
2014-01-16 22:14 ` Marcel Holtmann
2014-01-17 3:08 ` Nicolas Pitre
2014-01-17 3:08 ` Nicolas Pitre
2014-01-17 14:47 ` Arnd Bergmann
2014-01-17 14:47 ` Arnd Bergmann
[not found] ` <alpine.LFD.2.10.1401162204560.28907-fMhRO7WWcppj+hNMo8g0rg@public.gmane.org>
2014-01-17 15:14 ` Rob Herring
2014-01-17 15:14 ` Rob Herring
2014-01-17 16:58 ` Nicolas Pitre
2014-01-17 16:58 ` Nicolas Pitre
2014-01-19 19:29 ` Olof Johansson
2014-01-19 19:29 ` Olof Johansson
2014-01-19 20:28 ` Arnd Bergmann
2014-01-19 20:28 ` Arnd Bergmann
2014-01-19 23:26 ` Olof Johansson
2014-01-19 23:26 ` Olof Johansson
2014-01-19 23:09 ` Alexandre Belloni [this message]
2014-01-19 23:09 ` Alexandre Belloni
2014-01-19 23:30 ` Olof Johansson
2014-01-19 23:30 ` Olof Johansson
2014-01-20 3:57 ` Olof Johansson
2014-01-20 3:57 ` Olof Johansson
2014-01-17 9:02 ` Alexandre Belloni
2014-01-17 9:02 ` Alexandre Belloni
2014-01-17 9:38 ` Nicolas Ferre
2014-01-17 9:38 ` Nicolas Ferre
2014-01-16 14:08 ` Alexandre Belloni
2014-01-16 14:34 ` Russell King - ARM Linux
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=20140119230924.GB8154@piout.net \
--to=alexandre.belloni@free-electrons.com \
--cc=arnd@arndb.de \
--cc=devicetree@vger.kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-mmc@vger.kernel.org \
--cc=linux@arm.linux.org.uk \
--cc=nico@fluxnic.net \
--cc=olof@lixom.net \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.