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

Matt Porter
2013-02-01T18:26:54Z

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@ti.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@49000000 {
> + 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
>