From: Tony Lindgren <tony@atomide.com>
To: Faiz Abbas <faiz_abbas@ti.com>
Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
linux-mmc@vger.kernel.org, linux-omap@vger.kernel.org,
ulf.hansson@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com,
adrian.hunter@intel.com, kishon@ti.com, zhang.chunyan@linaro.org
Subject: Re: [PATCH v2 3/8] dt-bindings: sdhci-omap: Add properties for using external dma
Date: Mon, 18 Feb 2019 08:20:33 -0800 [thread overview]
Message-ID: <20190218162033.GF15711@atomide.com> (raw)
In-Reply-To: <2aa0f7e4-c880-ee88-2e88-dc2c3187f0c9@ti.com>
* Faiz Abbas <faiz_abbas@ti.com> [190218 13:38]:
> Hi Tony,
>
> On 16/02/19 1:37 AM, Tony Lindgren wrote:
> > * Faiz Abbas <faiz_abbas@ti.com> [190215 19:18]:
> >> From: Chunyan Zhang <zhang.chunyan@linaro.org>
> >>
> >> sdhci-omap can support both external dma controller via dmaengine
> >> framework as well as ADMA which standard SD host controller
> >> provides.
> >
> > Care to describe here also how to configure things for ADMA and
> > instead of DMA? Just leave out dmas property?
> >
> That's correct. If dmas property is populated, then use external DMA.
> Otherwise use ADMA/SDMA depending on what you read from the CAPS register.
OK thanks.
Tony
next prev parent reply other threads:[~2019-02-18 16:20 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-15 19:20 [PATCH v2 0/8] Port am335 and am437 devices to sdhci-omap Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 1/8] mmc: sdhci: Get rid of finish_tasklet Faiz Abbas
2019-02-25 8:17 ` Adrian Hunter
2019-03-06 10:00 ` Faiz Abbas
2019-03-08 13:36 ` Adrian Hunter
2019-03-12 17:30 ` Rizvi, Mohammad Faiz Abbas
2019-03-14 11:15 ` Grygorii Strashko
2019-03-14 11:41 ` Faiz Abbas
2019-03-14 11:40 ` Arnd Bergmann
2019-03-18 9:33 ` Ulf Hansson
2019-03-26 7:33 ` Adrian Hunter
2019-04-02 7:59 ` Faiz Abbas
2019-04-02 13:12 ` Adrian Hunter
2019-02-15 19:20 ` [PATCH v2 2/8] mmc: sdhci: add support for using external DMA devices Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 3/8] dt-bindings: sdhci-omap: Add properties for using external dma Faiz Abbas
2019-02-15 20:07 ` Tony Lindgren
2019-02-18 13:41 ` Faiz Abbas
2019-02-18 16:20 ` Tony Lindgren [this message]
2019-02-18 16:28 ` Tony Lindgren
2019-02-18 20:12 ` Rob Herring
2019-02-19 13:32 ` Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 4/8] mmc: sdhci-omap: Add " Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 5/8] mmc: sdhci: Add quirk for disabling DTO during erase command Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 6/8] mmc: sdhci-omap: Add DISABLE_DTO_FOR_ERASE Quirk Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 7/8] dt-bindings: sdhci-omap: Add am335x and am437x specific bindings Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 8/8] mmc: sdhci-omap: Add am335x and am437x specific compatibles Faiz Abbas
2019-02-15 20:02 ` [PATCH v2 0/8] Port am335 and am437 devices to sdhci-omap Tony Lindgren
2019-02-18 13:49 ` Faiz Abbas
2019-02-18 16:25 ` Tony Lindgren
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