[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <1BAFE6F6C881BF42822005164F1491C33EA8A819@DBDE01.ent.ti.com>
Date: Fri, 21 Sep 2012 08:45:53 +0000
From: "Hebbar, Gururaja" <gururaja.hebbar@...com>
To: "Porter, Matt" <mporter@...com>, Tony Lindgren <tony@...mide.com>,
"Nori, Sekhar" <nsekhar@...com>,
Grant Likely <grant.likely@...retlab.ca>,
Mark Brown <broonie@...nsource.wolfsonmicro.com>,
"Cousson, Benoit" <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: 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>,
Rob Herring <rob.herring@...xeda.com>,
Dan Williams <djbw@...com>,
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: [RFC PATCH 05/13] dma: Add TI EDMA device tree binding
On Thu, Sep 20, 2012 at 20:13:38, Porter, Matt wrote:
> The binding definition is based on the generic DMA controller
> binding.
>
> Signed-off-by: Matt Porter <mporter@...com>
> ---
> 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..06402eb
> --- /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
> +
> +Example:
> +
> +edma: edma@...00000 {
> + #address-cells = <1>;
> + #size-cells = <0>;
address-cells & size-cells are only required when current node is a parent
node & it has sibling/child nodes (that too if the child node uses "reg"
property).
> + 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>;
> +};
> +
> --
> 1.7.9.5
>
> _______________________________________________
> Davinci-linux-open-source mailing list
> Davinci-linux-open-source@...ux.davincidsp.com
> http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
>
Regards,
Gururaja
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists