From: Sourav Poddar <sourav.poddar@ti.com>
To: Benoit Cousson <b-cousson@ti.com>
Cc: Joel A Fernandes <joelagnel@ti.com>,
Tony Lindgren <tony@atomide.com>, Sekhar Nori <nsekhar@ti.com>,
Matt Porter <matt@ohporter.com>,
Grant Likely <grant.likely@secretlab.ca>,
Rob Herring <rob.herring@calxeda.com>,
Vinod Koul <vinod.koul@intel.com>,
Mark Brown <broonie@kernel.org>,
Russell King <linux@arm.linux.org.uk>,
Rob Landley <rob@landley.net>,
Andrew Morton <akpm@linux-foundation.org>,
Jason Kridner <jkridner@beagleboard.org>,
Koen Kooi <koen@beagleboard.org>,
Devicetree Discuss <devicetree-discuss@lists.ozlabs.org>,
Linux OMAP List <linux-omap@vger.kernel.org>,
Linux ARM Kernel List <linux-arm-kernel@lists.infradead.org>,
Linux DaVinci Kernel List
<davinci-linux-open-source@linux.davincidsp.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux Documentation List <linux-doc@vger.kernel.org>,
Linux MMC List <linux-mmc@vger.kernel.org>,
Linux SPI Devel List <spi-devel-general@lists.sourceforge.net>,
Arnd Bergmann <arnd@arndb.de>
Subject: Re: [PATCH v12 08/11] spi: omap2-mcspi: add generic DMA request support to the DT binding
Date: Fri, 21 Jun 2013 16:05:35 +0530 [thread overview]
Message-ID: <51C42C77.90909@ti.com> (raw)
In-Reply-To: <1371762407-24544-9-git-send-email-joelagnel@ti.com>
Hi Benoit,
On Friday 21 June 2013 02:36 AM, Joel A Fernandes wrote:
> From: Matt Porter<mporter@ti.com>
>
> The binding definition is based on the generic DMA request binding
>
> Signed-off-by: Matt Porter<mporter@ti.com>
> Signed-off-by: Joel A Fernandes<joelagnel@ti.com>
> ---
> Documentation/devicetree/bindings/spi/omap-spi.txt | 27 +++++++++++++++++++-
> 1 file changed, 26 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/spi/omap-spi.txt b/Documentation/devicetree/bindings/spi/omap-spi.txt
> index 938809c..4c85c4c 100644
> --- a/Documentation/devicetree/bindings/spi/omap-spi.txt
> +++ b/Documentation/devicetree/bindings/spi/omap-spi.txt
> @@ -10,7 +10,18 @@ Required properties:
> input. The default is D0 as input and
> D1 as output.
>
> -Example:
> +Optional properties:
> +- dmas: List of DMA specifiers with the controller specific format
> + as described in the generic DMA client binding. A tx and rx
> + specifier is required for each chip select.
> +- dma-names: List of DMA request names. These strings correspond
> + 1:1 with the DMA specifiers listed in dmas. The string naming
> + is to be "rxN" and "txN" for RX and TX requests,
> + respectively, where N equals the chip select number.
> +
> +Examples:
> +
> +[hwmod populated DMA resources]
>
> mcspi1: mcspi@1 {
> #address-cells =<1>;
> @@ -20,3 +31,17 @@ mcspi1: mcspi@1 {
> ti,spi-num-cs =<4>;
> };
>
> +[generic DMA request binding]
> +
> +mcspi1: mcspi@1 {
> + #address-cells =<1>;
> + #size-cells =<0>;
> + compatible = "ti,omap4-mcspi";
> + ti,hwmods = "mcspi1";
> + ti,spi-num-cs =<2>;
> + dmas =<&edma 42
> + &edma 43
> + &edma 44
> + &edma 45>;
> + dma-names = "tx0", "rx0", "tx1", "rx1";
> +};
If the patch looks good to you, these can go independently in your
tree.
Reviewed-by: Sourav Poddar <sourav.poddar@ti.com>
~Sourav
next prev parent reply other threads:[~2013-06-21 10:36 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-20 21:06 [PATCH v12 00/11] DMA Engine support for AM33XX Joel A Fernandes
2013-06-20 21:06 ` [PATCH v12 01/11] dmaengine: edma: Add TI EDMA device tree binding Joel A Fernandes
2013-06-20 21:06 ` [PATCH v12 02/11] ARM: edma: Add DT and runtime PM support to the private EDMA API Joel A Fernandes
2013-06-21 9:37 ` Sekhar Nori
2013-06-21 9:53 ` [PATCH v13] " Sekhar Nori
2013-06-24 10:06 ` Sekhar Nori
2013-06-21 13:37 ` [PATCH v12 02/11] " Joel A Fernandes
2013-06-20 21:06 ` [PATCH v12 03/11] ARM: edma: Add EDMA crossbar event mux support Joel A Fernandes
2013-06-21 10:12 ` Sekhar Nori
2013-06-21 10:14 ` [PATCH] " Sekhar Nori
2013-06-20 21:06 ` [PATCH v12 04/11] dmaengine: edma: enable build for AM33XX Joel A Fernandes
2013-06-21 10:15 ` Sekhar Nori
2013-06-24 10:17 ` Tony Lindgren
2013-06-24 10:31 ` Sekhar Nori
2013-06-20 21:06 ` [PATCH v12 05/11] edma: config: Enable config options for EDMA Joel A Fernandes
2013-06-21 10:16 ` Sekhar Nori
2013-06-21 13:52 ` Joel A Fernandes
2013-06-21 14:00 ` Arnd Bergmann
2013-06-21 14:20 ` Joel A Fernandes
2013-06-21 14:32 ` Arnd Bergmann
2013-06-21 18:40 ` Joel A Fernandes
2013-06-21 18:44 ` Arnd Bergmann
2013-06-21 21:53 ` Joel A Fernandes
2013-06-21 22:14 ` Arnd Bergmann
2013-06-22 2:53 ` Joel A Fernandes
2013-06-24 11:53 ` Sekhar Nori
2013-06-24 14:48 ` Joel A Fernandes
2013-06-24 20:28 ` Arnd Bergmann
2013-06-24 20:32 ` Joel A Fernandes
2013-06-24 21:07 ` Arnd Bergmann
2013-06-24 21:09 ` Fernandes, Joel A
2013-06-24 11:23 ` Sekhar Nori
2013-06-24 11:34 ` Sekhar Nori
2013-06-24 20:10 ` Joel A Fernandes
2013-06-20 21:06 ` [PATCH v12 06/11] da8xx: config: Enable MMC and FS options Joel A Fernandes
2013-06-20 21:06 ` [PATCH v12 07/11] ARM: davinci: Fix compiler warnings in devices-da8xx Joel A Fernandes
2013-06-20 21:06 ` [PATCH v12 08/11] spi: omap2-mcspi: add generic DMA request support to the DT binding Joel A Fernandes
2013-06-21 10:35 ` Sourav Poddar [this message]
2013-06-20 21:06 ` [PATCH v12 09/11] spi: omap2-mcspi: convert to dma_request_slave_channel_compat() Joel A Fernandes
2013-06-21 10:26 ` Sourav Poddar
2013-06-21 10:37 ` Sekhar Nori
2013-06-21 11:28 ` Mark Brown
2013-06-21 12:22 ` Sourav Poddar
2013-06-20 21:06 ` [PATCH v12 10/11] ARM: dts: add AM33XX EDMA support Joel A Fernandes
2013-08-19 14:22 ` Sebastian Andrzej Siewior
2013-06-20 21:06 ` [PATCH v12 11/11] ARM: dts: add AM33XX SPI DMA support Joel A Fernandes
2013-06-21 10:27 ` [PATCH v12 00/11] DMA Engine support for AM33XX Sekhar Nori
2013-06-22 0:07 ` Joel A Fernandes
2013-06-22 3:36 ` Joel A Fernandes
2013-06-24 10:19 ` Tony Lindgren
2013-06-24 11:39 ` Sekhar Nori
2013-06-24 11:48 ` Sourav Poddar
2013-06-24 14:36 ` Benoit Cousson
2013-06-25 6:54 ` Tony Lindgren
2013-06-25 14:16 ` Sekhar Nori
2013-06-25 14:42 ` Santosh Shilimkar
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