linux-kernel - Re: [PATCH v7 05/10] dmaengine: edma: Add TI EDMA device tree binding

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Message-ID: <20130201182654.GM2244@beef>
Date:	Fri, 1 Feb 2013 13:26:54 -0500
From:	Matt Porter <mporter@...com>
To:	Tony Lindgren <tony@...mide.com>, Sekhar Nori <nsekhar@...com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Benoit Cousson <b-cousson@...com>,
	Russell King <linux@....linux.org.uk>,
	Vinod Koul <vinod.koul@...el.com>,
	Rob Landley <rob@...dley.net>, Chris Ball <cjb@...top.org>
Cc:	Devicetree Discuss <devicetree-discuss@...ts.ozlabs.org>,
	Linux OMAP List <linux-omap@...r.kernel.org>,
	Linux ARM Kernel List <linux-arm-kernel@...ts.infradead.org>,
	Linux DaVinci Kernel List 
	<davinci-linux-open-source@...ux.davincidsp.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux Documentation List <linux-doc@...r.kernel.org>,
	Linux MMC List <linux-mmc@...r.kernel.org>,
	Linux SPI Devel List 
	<spi-devel-general@...ts.sourceforge.net>,
	Arnd Bergmann <arnd@...db.de>, Dan Williams <djbw@...com>,
	Rob Herring <rob.herring@...xeda.com>
Subject: Re: [PATCH v7 05/10] dmaengine: edma: Add TI EDMA device tree binding

On Fri, Feb 01, 2013 at 01:22:50PM -0500, Matt Porter wrote:
> The binding definition is based on the generic DMA controller
> binding.
> 
> Signed-off-by: Matt Porter <mporter@...com>

Grant or Rob, can I get an ack on this binding and others in this
series?

> ---
>  Documentation/devicetree/bindings/dma/ti-edma.txt |   49 +++++++++++++++++++++
>  1 file changed, 49 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/dma/ti-edma.txt
> 
> diff --git a/Documentation/devicetree/bindings/dma/ti-edma.txt b/Documentation/devicetree/bindings/dma/ti-edma.txt
> new file mode 100644
> index 0000000..075a60e3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/dma/ti-edma.txt
> @@ -0,0 +1,49 @@
> +TI EDMA
> +
> +Required properties:
> +- compatible : "ti,edma3"
> +- ti,hwmods: Name of the hwmods associated to the EDMA
> +- ti,edma-regions: Number of regions
> +- ti,edma-slots: Number of slots
> +- ti,edma-queue-tc-map: List of transfer control to queue mappings
> +- ti,edma-queue-priority-map: List of queue priority mappings
> +- ti,edma-default-queue: Default queue value
> +
> +Optional properties:
> +- ti,edma-reserved-channels: List of reserved channel regions
> +- ti,edma-reserved-slots: List of reserved slot regions
> +- ti,edma-xbar-event-map: Crossbar event to channel map
> +
> +Example:
> +
> +edma: edma@...00000 {
> +	reg = <0x49000000 0x10000>;
> +	interrupt-parent = <&intc>;
> +	interrupts = <12 13 14>;
> +	compatible = "ti,edma3";
> +	ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2";
> +	#dma-cells = <1>;
> +	dma-channels = <64>;
> +	ti,edma-regions = <4>;
> +	ti,edma-slots = <256>;
> +	ti,edma-reserved-channels = <0  2
> +				     14 2
> +				     26 6
> +				     48 4
> +				     56 8>;
> +	ti,edma-reserved-slots = <0  2
> +				  14 2
> +				  26 6
> +				  48 4
> +				  56 8
> +				  64 127>;
> +	ti,edma-queue-tc-map = <0 0
> +				1 1
> +				2 2>;
> +	ti,edma-queue-priority-map = <0 0
> +				      1 1
> +				      2 2>;
> +	ti,edma-default-queue = <0>;
> +	ti,edma-xbar-event-map = <1 12
> +				  2 13>;
> +};
> -- 
> 1.7.9.5
> 
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