From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V2 14/14] ARM: OMAP4: hwmod data: Clean up the data file
Date: Sat, 8 Jun 2013 09:57:20 -0700 [thread overview]
Message-ID: <20130608165719.GT3331@atomide.com> (raw)
In-Reply-To: <51B35FCB.5010801@ti.com>
* Sricharan R <r.sricharan@ti.com> [130608 09:52]:
> On Saturday 08 June 2013 12:14 AM, Santosh Shilimkar wrote:
> > On Friday 07 June 2013 02:37 PM, Tony Lindgren wrote:
> >>
> >> Looking at the diff output with and without, it seems to be that the
> >> DMA channels won't get configured.
> >>
> > That should work since DMA engine changes are in mainline and the
> > DMA channel information is already in DT.
> >
> The issue is that mmc, spi drivers try to get the 'dma' request number from
> get_platform_resource, which fails if hwmod has not populated the data.
>
> There are patches already from Balaji [1] for hsmmc, Matt Porter [2] mcspi
> for adapting the drivers for Dma engine. Dma engine gets the data from DT.
>
> [1] http://comments.gmane.org/gmane.linux.kernel.mmc/20378
> [2] http://www.spinics.net/lists/linux-omap/msg87634.html
>
> [1] is already in mmc-next for 3.10 branch.
>
> Then one more patch for spi [3] is required for completing this. This is similar
> to the patch done for mmc to skip the get_platform_resource call in case of DT.
>
> [3] http://www.mail-archive.com/linux-omap at vger.kernel.org/msg90112.html
OK thanks for looking into that. Once those driver changes hit
mainline, please send a follow-up patch to remove the spi and
mmc entries.
Regards,
Tony
next prev parent reply other threads:[~2013-06-08 16:57 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-07 11:56 [PATCH V2 14/14] ARM: OMAP4: hwmod data: Clean up the data file Sricharan R
2013-06-07 12:32 ` Paul Walmsley
2013-06-07 16:29 ` Tony Lindgren
2013-06-07 17:50 ` Tony Lindgren
2013-06-07 18:10 ` Paul Walmsley
2013-06-07 18:14 ` Santosh Shilimkar
2013-06-07 18:37 ` Tony Lindgren
2013-06-07 18:14 ` Santosh Shilimkar
2013-06-07 18:37 ` Tony Lindgren
2013-06-07 18:44 ` Santosh Shilimkar
2013-06-08 16:46 ` Sricharan R
2013-06-08 16:57 ` Tony Lindgren [this message]
2013-06-08 17:21 ` Shilimkar, Santosh
2013-06-08 17:42 ` Tony Lindgren
2013-06-10 10:38 ` Tomi Valkeinen
2013-06-10 14:14 ` Tony Lindgren
2013-06-11 7:42 ` Tomi Valkeinen
2013-06-12 13:54 ` Tony Lindgren
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