From: Stefano Babic <sbabic@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] i.MX28: Allow coexistence of PIO and DMA mode for SD/MMC
Date: Thu, 05 Apr 2012 14:28:54 +0200 [thread overview]
Message-ID: <4F7D9006.2000505@denx.de> (raw)
In-Reply-To: <201204051417.20846.marex@denx.de>
On 05/04/2012 14:17, Marek Vasut wrote:
>
> What do you mean? DMA is used for NAND ever since, I just recently tried
> enabling it also for MMC.
Sorry, I have not read accurately - we have two different CONFIG_
>> Anyway, I am not saying we should introduce a new switch, but maybe we
>> should drop DMA support in msx_mmc for this release avoiding confusion.
>> The current status with DMA support can be re-enabled on a -next branch.
>
> Maybe adding comment to that switch that it's experimental and that it should be
> off to avoid problems would be enough?
Yes. We need to make clear that DMA on MMC is in a working status.
Stefano
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next prev parent reply other threads:[~2012-04-05 12:28 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-04 21:51 [U-Boot] [PATCH] i.MX28: Enable SD DMA only if DCache enabled Marek Vasut
2012-04-04 23:12 ` Fabio Estevam
2012-04-05 0:48 ` Marek Vasut
2012-04-05 3:36 ` Fabio Estevam
2012-04-05 10:08 ` Marek Vasut
2012-04-06 0:34 ` Fabio Estevam
2012-04-06 1:03 ` Marek Vasut
2012-04-05 10:24 ` [U-Boot] [PATCH] i.MX28: Allow coexistence of PIO and DMA mode for SD/MMC Marek Vasut
2012-04-05 12:12 ` Stefano Babic
2012-04-05 12:17 ` Marek Vasut
2012-04-05 12:28 ` Stefano Babic [this message]
2012-04-05 13:30 ` [U-Boot] [PATCH V3] " Marek Vasut
2012-04-09 10:57 ` Stefano Babic
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