From: Steffen Trumtrar <s.trumtrar-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
To: Mark Brown
<broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
Cc: alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org,
Sascha Hauer <kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
patches-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org,
spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
Liam Girdwood <lrg-l0cyMroinI0@public.gmane.org>,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [PATCH 1/6] spi: imx: specify spi base for device tree probe
Date: Fri, 9 Nov 2012 20:00:15 +0100 [thread overview]
Message-ID: <20121109190015.GB3660@pengutronix.de> (raw)
In-Reply-To: <20121109163830.GP23807-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
On Fri, Nov 09, 2012 at 04:38:30PM +0000, Mark Brown wrote:
> On Fri, Nov 09, 2012 at 03:00:20PM +0100, Steffen Trumtrar wrote:
>
> > * This breaks compatibility with user space applications between non-DT and DT.
>
> > * On platforms that are in between DT and non-DT, it breaks registration of
> > devices via spi_board_info.
>
> > Use the same method as 7e6086d9e54a159a6257c02bb7fc5805c614aad2 does for gpios:
> > Use alias to identify the spi port, and then specify the base via the port id.
> > If alias is not defined in DT, allocate the base dynamically.
>
> This sounds like a fix userspace and/or complete your DT conversion
> problem...
Well, it may lead to problems in userspace and does lead to problems with an
incomplete DT support, but there are only so many hours in a day...
--
Pengutronix e.K. | |
Industrial Linux Solutions | http://www.pengutronix.de/ |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
next prev parent reply other threads:[~2012-11-09 19:00 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-09 14:00 [PATCH 0/6] of: add support for imx-wm8974 Steffen Trumtrar
[not found] ` <1352469625-32024-1-git-send-email-s.trumtrar-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-11-09 14:00 ` [PATCH 1/6] spi: imx: specify spi base for device tree probe Steffen Trumtrar
2012-11-09 16:38 ` Mark Brown
[not found] ` <20121109163830.GP23807-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2012-11-09 19:00 ` Steffen Trumtrar [this message]
2012-11-09 14:00 ` [PATCH 2/6] spi/devicetree: find spi_device via device_node Steffen Trumtrar
2012-11-09 14:00 ` [PATCH 3/6] ASoC: wm8974: include MCLKDIV in pll_factors Steffen Trumtrar
[not found] ` <1352469625-32024-4-git-send-email-s.trumtrar-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-11-09 14:55 ` Mark Brown
2012-11-09 14:00 ` [PATCH 4/6] ASoC: wm8974: add SPI as a possible bus master Steffen Trumtrar
[not found] ` <1352469625-32024-5-git-send-email-s.trumtrar-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-11-09 14:38 ` Mark Brown
[not found] ` <20121109143841.GG23807-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2012-11-09 14:55 ` Steffen Trumtrar
[not found] ` <20121109145504.GC8598-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-11-09 14:59 ` Mark Brown
2012-11-09 14:00 ` [PATCH 5/6] ARM i.MX: rename ssi1 clock for imx27 Steffen Trumtrar
[not found] ` <1352469625-32024-6-git-send-email-s.trumtrar-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-11-09 14:58 ` Mark Brown
2012-11-09 14:00 ` [PATCH 6/6] ASoC: fsl: add imx-wm8974 machine driver Steffen Trumtrar
[not found] ` <1352469625-32024-7-git-send-email-s.trumtrar-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-11-09 15:36 ` Mark Brown
[not found] ` <20121109153629.GK23807-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2012-11-09 18:54 ` Steffen Trumtrar
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=20121109190015.GB3660@pengutronix.de \
--to=s.trumtrar-bicnvbalz9megne8c9+irq@public.gmane.org \
--cc=alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org \
--cc=broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org \
--cc=devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org \
--cc=kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org \
--cc=linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org \
--cc=lrg-l0cyMroinI0@public.gmane.org \
--cc=patches-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org \
--cc=spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@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;
as well as URLs for NNTP newsgroup(s).