[PATCH v9 5/9] dmaengine: edma: Add TI EDMA device tree binding
Peter Korsgaard
jacmet at sunsite.dk
Wed Mar 6 15:24:06 EST 2013
>>>>> "Matt" == Matt Porter <mporter at ti.com> writes:
Matt> The binding definition is based on the generic DMA controller
Matt> binding.
Matt> Signed-off-by: Matt Porter <mporter at ti.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 at 49000000 {
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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