diff options
| author | Nicolas Ferre <nicolas.ferre@atmel.com> | 2011-10-17 14:56:41 +0200 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@linux.intel.com> | 2011-11-10 14:13:33 +0530 |
| commit | c511595390a373e19a774246c659b4f563a4c3f3 (patch) | |
| tree | 79df5e99ecbff0c8d309e603266698448f998d28 /Documentation | |
| parent | 67348450b86cb1b42aa4dd55cf7cde19c2e53461 (diff) | |
| download | op-kernel-dev-c511595390a373e19a774246c659b4f563a4c3f3.zip op-kernel-dev-c511595390a373e19a774246c659b4f563a4c3f3.tar.gz | |
dmaengine: at_hdmac: add device tree support
Add device tree probe support for atmel at_hdmac DMA driver.
Bindings are added to specify DMA controller configuration.
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/dma/atmel-dma.txt | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/dma/atmel-dma.txt b/Documentation/devicetree/bindings/dma/atmel-dma.txt new file mode 100644 index 0000000..3c046ee --- /dev/null +++ b/Documentation/devicetree/bindings/dma/atmel-dma.txt @@ -0,0 +1,14 @@ +* Atmel Direct Memory Access Controller (DMA) + +Required properties: +- compatible: Should be "atmel,<chip>-dma" +- reg: Should contain DMA registers location and length +- interrupts: Should contain DMA interrupt + +Examples: + +dma@ffffec00 { + compatible = "atmel,at91sam9g45-dma"; + reg = <0xffffec00 0x200>; + interrupts = <21>; +}; |
