From: Arnd Bergmann <arnd@arndb.de>
To: Shawn Guo <shawn.guo@freescale.com>
Cc: s.hauer@pengutronix.de, cjb@laptop.org,
linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
u.kleine-koenig@pengutronix.de
Subject: Re: [PATCH 1/7] mmc: mxs-mmc: add mmc host driver for i.MX23/28
Date: Sat, 12 Feb 2011 18:30:32 +0100 [thread overview]
Message-ID: <201102121830.32387.arnd@arndb.de> (raw)
In-Reply-To: <20110212183726.GC9821@S2100-06.ap.freescale.net>
On Saturday 12 February 2011 19:37:27 Shawn Guo wrote:
> > If you use a flattened device tree, you can avoid the need for
> > platform data by adding the phandle of the dma engine device to
> > a property of the mmc driver, along with the channel number inside
> > of that device. I think that would be the cleanest approach, but
> > some people still need to be convinced that changing drivers to
> > use fdt data is the right direction for ARM.
> >
> Could we keep the current the approach for now and go to the cleanest
> way directly when Grant's dt patches get merged?
Sounds good to me. If you are planning to use device trees anyway,
I don't have a problem with leaving it your way in the meantime.
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/7] mmc: mxs-mmc: add mmc host driver for i.MX23/28
Date: Sat, 12 Feb 2011 18:30:32 +0100 [thread overview]
Message-ID: <201102121830.32387.arnd@arndb.de> (raw)
In-Reply-To: <20110212183726.GC9821@S2100-06.ap.freescale.net>
On Saturday 12 February 2011 19:37:27 Shawn Guo wrote:
> > If you use a flattened device tree, you can avoid the need for
> > platform data by adding the phandle of the dma engine device to
> > a property of the mmc driver, along with the channel number inside
> > of that device. I think that would be the cleanest approach, but
> > some people still need to be convinced that changing drivers to
> > use fdt data is the right direction for ARM.
> >
> Could we keep the current the approach for now and go to the cleanest
> way directly when Grant's dt patches get merged?
Sounds good to me. If you are planning to use device trees anyway,
I don't have a problem with leaving it your way in the meantime.
Arnd
next prev parent reply other threads:[~2011-02-12 17:30 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-05 2:18 [PATCH 0/7] Add mmc driver for i.MX23/28 Shawn Guo
2011-02-05 2:18 ` Shawn Guo
2011-02-05 2:18 ` [PATCH 1/7] mmc: mxs-mmc: add mmc host " Shawn Guo
2011-02-05 2:18 ` Shawn Guo
2011-02-04 20:26 ` Arnd Bergmann
2011-02-04 20:26 ` Arnd Bergmann
2011-02-11 0:35 ` Shawn Guo
2011-02-11 0:35 ` Shawn Guo
2011-02-10 17:17 ` Arnd Bergmann
2011-02-10 17:17 ` Arnd Bergmann
2011-02-11 23:14 ` Shawn Guo
2011-02-11 23:14 ` Shawn Guo
2011-02-11 15:51 ` Arnd Bergmann
2011-02-11 15:51 ` Arnd Bergmann
2011-02-12 0:55 ` Shawn Guo
2011-02-12 0:55 ` Shawn Guo
2011-02-11 20:04 ` Arnd Bergmann
2011-02-11 20:04 ` Arnd Bergmann
2011-02-12 14:04 ` Shawn Guo
2011-02-12 14:04 ` Shawn Guo
2011-02-12 8:59 ` Arnd Bergmann
2011-02-12 8:59 ` Arnd Bergmann
2011-02-12 17:23 ` Shawn Guo
2011-02-12 17:23 ` Shawn Guo
2011-02-12 10:07 ` Arnd Bergmann
2011-02-12 10:07 ` Arnd Bergmann
2011-02-12 18:37 ` Shawn Guo
2011-02-12 18:37 ` Shawn Guo
2011-02-12 17:30 ` Arnd Bergmann [this message]
2011-02-12 17:30 ` Arnd Bergmann
2011-02-13 17:53 ` Shawn Guo
2011-02-13 17:53 ` Shawn Guo
2011-02-13 15:34 ` Arnd Bergmann
2011-02-13 15:34 ` Arnd Bergmann
2011-02-13 23:52 ` Shawn Guo
2011-02-13 23:52 ` Shawn Guo
2011-02-13 16:10 ` Arnd Bergmann
2011-02-13 16:10 ` Arnd Bergmann
2011-02-08 11:41 ` Lothar Waßmann
2011-02-08 11:41 ` Lothar Waßmann
2011-02-11 22:11 ` Shawn Guo
2011-02-11 22:11 ` Shawn Guo
2011-02-11 14:40 ` Lothar Waßmann
2011-02-11 14:40 ` Lothar Waßmann
2011-02-12 1:08 ` Shawn Guo
2011-02-12 1:08 ` Shawn Guo
2011-02-09 7:46 ` Lothar Waßmann
2011-02-09 7:46 ` Lothar Waßmann
2011-02-11 22:08 ` Shawn Guo
2011-02-11 22:08 ` Shawn Guo
2011-02-11 14:52 ` Lothar Waßmann
2011-02-11 14:52 ` Lothar Waßmann
2011-02-11 23:48 ` Shawn Guo
2011-02-11 23:48 ` Shawn Guo
2011-02-05 2:18 ` [PATCH 2/7] ARM: mxs/clock: fix base address missing in name##_set_parent Shawn Guo
2011-02-05 2:18 ` Shawn Guo
2011-02-05 2:18 ` [PATCH 3/7] ARM: mxs: make ssp error irq definition consistent Shawn Guo
2011-02-05 2:18 ` Shawn Guo
2011-02-05 2:18 ` [PATCH 4/7] ARM: mxs: dynamically allocate mmc device Shawn Guo
2011-02-05 2:18 ` Shawn Guo
2011-02-05 2:18 ` [PATCH 5/7] ARM: mxs: fix typo "GPO" in iomux-mx23.h Shawn Guo
2011-02-05 2:18 ` Shawn Guo
2011-02-05 2:18 ` [PATCH 6/7] ARM: mxs/mx23evk: add mmc device Shawn Guo
2011-02-05 2:18 ` Shawn Guo
2011-02-05 2:18 ` [PATCH 7/7] ARM: mxs/mx28evk: " Shawn Guo
2011-02-05 2:18 ` Shawn Guo
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