From: Brian Norris <computersforpeace@gmail.com>
To: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>,
David Woodhouse <dwmw2@infradead.org>,
linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mtd: nand: pxa3xx_nand: fix dmaengine initialization
Date: Fri, 4 Mar 2016 19:07:33 -0800 [thread overview]
Message-ID: <20160305030733.GQ55664@google.com> (raw)
In-Reply-To: <1455316144-14464-1-git-send-email-robert.jarzmik@free.fr>
On Fri, Feb 12, 2016 at 11:29:04PM +0100, Robert Jarzmik wrote:
> When the driver is initialized in a pure device-tree platform, the
> driver's probe fails allocating the dma channel :
> [ 525.624435] pxa3xx-nand 43100000.nand: no resource defined for data DMA
> [ 525.632088] pxa3xx-nand 43100000.nand: alloc nand resource failed
>
> The reason is that the DMA IO resource is not acquired through platform
> resources but by OF bindings.
>
> Fix this by ensuring that DMA IO resources are only queried in the non
> device-tree case.
>
> Fixes: 8f5ba31aa565 ("mtd: nand: pxa3xx-nand: switch to dmaengine")
> Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Applied to l2-mtd.git
prev parent reply other threads:[~2016-03-05 3:07 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-12 22:29 [PATCH] mtd: nand: pxa3xx_nand: fix dmaengine initialization Robert Jarzmik
2016-02-27 1:51 ` Ezequiel Garcia
2016-02-27 10:45 ` Robert Jarzmik
2016-02-28 19:15 ` Ezequiel Garcia
2016-03-05 3:07 ` Brian Norris [this message]
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