linux-kernel - Re: [PATCH v9 5/9] dmaengine: edma: Add TI EDMA device tree binding

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Message-ID: <87ppzc6zvd.fsf@dell.be.48ers.dk>
Date:	Wed, 06 Mar 2013 21:24:06 +0100
From:	Peter Korsgaard <jacmet@...site.dk>
To:	Matt Porter <mporter@...com>
Cc:	Tony Lindgren <tony@...mide.com>, Sekhar Nori <nsekhar@...com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <rob.herring@...xeda.com>,
	Vinod Koul <vinod.koul@...el.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Benoit Cousson <b-cousson@...com>,
	Russell King <linux@....linux.org.uk>,
	Rob Landley <rob@...dley.net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux DaVinci Kernel List 
	<davinci-linux-open-source@...ux.davincidsp.com>,
	Arnd Bergmann <arnd@...db.de>,
	Linux Documentation List <linux-doc@...r.kernel.org>,
	Devicetree Discuss <devicetree-discuss@...ts.ozlabs.org>,
	Linux MMC List <linux-mmc@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux SPI Devel List 
	<spi-devel-general@...ts.sourceforge.net>,
	Linux OMAP List <linux-omap@...r.kernel.org>,
	Linux ARM Kernel List <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v9 5/9] dmaengine: edma: Add TI EDMA device tree binding

>>>>> "Matt" == Matt Porter <mporter@...com> writes:

 Matt> The binding definition is based on the generic DMA controller
 Matt> binding.

 Matt> Signed-off-by: Matt Porter <mporter@...com>
 Matt> ---
 Matt>  Documentation/devicetree/bindings/dma/ti-edma.txt |   49 +++++++++++++++++++++
 Matt>  1 file changed, 49 insertions(+)
 Matt>  create mode 100644 Documentation/devicetree/bindings/dma/ti-edma.txt

 Matt> diff --git a/Documentation/devicetree/bindings/dma/ti-edma.txt b/Documentation/devicetree/bindings/dma/ti-edma.txt
 Matt> new file mode 100644
 Matt> index 0000000..075a60e3
 Matt> --- /dev/null
 Matt> +++ b/Documentation/devicetree/bindings/dma/ti-edma.txt
 Matt> @@ -0,0 +1,49 @@
 Matt> +TI EDMA
 Matt> +
 Matt> +Required properties:
 Matt> +- compatible : "ti,edma3"
 Matt> +- ti,hwmods: Name of the hwmods associated to the EDMA
 Matt> +- ti,edma-regions: Number of regions
 Matt> +- ti,edma-slots: Number of slots
 Matt> +- ti,edma-queue-tc-map: List of transfer control to queue mappings
 Matt> +- ti,edma-queue-priority-map: List of queue priority mappings
 Matt> +- ti,edma-default-queue: Default queue value
 Matt> +
 Matt> +Optional properties:
 Matt> +- ti,edma-reserved-channels: List of reserved channel regions
 Matt> +- ti,edma-reserved-slots: List of reserved slot regions
 Matt> +- ti,edma-xbar-event-map: Crossbar event to channel map
 Matt> +
 Matt> +Example:
 Matt> +
 Matt> +edma: edma@...00000 {
 Matt> +	reg = <0x49000000 0x10000>;
 Matt> +	interrupt-parent = <&intc>;
 Matt> +	interrupts = <12 13 14>;

Probably interrupt-parent should be removed from the example as well to
match am33xx.dtsi

-- 
Bye, Peter Korsgaard
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