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From: ezequiel@vanguardiasur.com.ar (Ezequiel Garcia)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] ARM: dts: am33xx: Move the cppi41dma node so it's probed early
Date: Mon, 12 May 2014 11:02:26 -0300	[thread overview]
Message-ID: <20140512140226.GA20360@arch.cereza> (raw)
In-Reply-To: <53705548.7020400@ti.com>

On 12 May 10:29 AM, George Cherian wrote:
> On 4/25/2014 2:41 AM, Ezequiel Garcia wrote:
> >The DMA controller is needed for the USB controller to be correctly
> >registered. Therefore, if the DMA node is located at the end an unecessary
> >probe deferral is produced systematically.
> >
> >This is easily fixed by moving the node at the beggining of the child list,
> >so it's probed first.
> >
> >Signed-off-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
> Acked-by: George Cherian <george.cherian@ti.com>

Actually, I'm having second thoughts about this patch. I think it's really
fragile to depend on the devicetree ordering. Instead, I've prepared a patch
that forces the driver to probe the nodes in strict order, based in the
compatible string.
-- 
Ezequiel Garcia, VanguardiaSur
www.vanguardiasur.com.ar

      reply	other threads:[~2014-05-12 14:02 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-24 21:11 [PATCH v2] ARM: dts: am33xx: Move the cppi41dma node so it's probed early Ezequiel Garcia
2014-04-29  6:19 ` Yegor Yefremov
2014-04-29  7:58   ` George Cherian
2014-04-29  8:06     ` Sebastian Andrzej Siewior
2014-04-29  8:27       ` George Cherian
2014-04-29  9:09         ` Sebastian Andrzej Siewior
2014-04-29 13:50           ` Ezequiel García
2014-05-08 17:00     ` Ezequiel García
2014-05-09  6:22       ` George Cherian
2014-05-09  7:25         ` Sebastian Andrzej Siewior
2014-05-09 10:07           ` George Cherian
2014-05-09 13:26           ` Ezequiel García
2014-05-12  4:59 ` George Cherian
2014-05-12 14:02   ` Ezequiel Garcia [this message]

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