From: Marek Vasut <marex@denx.de>
To: Mark Brown <broonie@kernel.org>
Cc: Robin Gong <b38343@freescale.com>,
robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com,
ijc+devicetree@hellion.org.uk, galak@codeaurora.org,
Frank.Li@freescale.com, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org
Subject: Re: [PATCH v6] spi: spi-imx: add DMA support
Date: Wed, 17 Sep 2014 02:49:17 +0200 [thread overview]
Message-ID: <201409170249.17597.marex@denx.de> (raw)
In-Reply-To: <20140915223944.GH7960@sirena.org.uk>
On Tuesday, September 16, 2014 at 12:39:44 AM, Mark Brown wrote:
> On Thu, Sep 11, 2014 at 09:18:44AM +0800, Robin Gong wrote:
> > Enable DMA support on i.mx6. The read speed can increase from 600KB/s
> > to 1.2MB/s on i.mx6q. You can disable or enable dma function in dts.
> > If not set "dma-names" in dts, spi will use PIO mode. This patch only
> > validate on i.mx6, not i.mx5, but encourage ones to apply this patch
> > on i.mx5 since they share the same IP.
>
> Adding Maerk (who I had to add to earlier versions of this patch).
Looks OK to me.
Acked-by: Marek Vasut <marex@denx.de>
Thank you!
Best regards,
Marek Vasut
next prev parent reply other threads:[~2014-09-17 0:50 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-11 1:18 [PATCH v6] spi: spi-imx: add DMA support Robin Gong
2014-09-15 22:39 ` Mark Brown
2014-09-17 0:49 ` Marek Vasut [this message]
2014-09-16 17:41 ` Mark Brown
2014-10-21 1:06 [PATCH v2] ARM: dts: imx6dl: disable dma support for spi on i.mx6dl Robin Gong
2014-10-21 1:06 ` [PATCH v6] spi: spi-imx: add DMA support Robin Gong
2014-10-21 2:14 ` Yibin Gong
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