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author | Rob Herring <rob.herring@calxeda.com> | 2012-08-21 12:31:06 +0200 |
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committer | Marek Szyprowski <m.szyprowski@samsung.com> | 2012-10-02 08:58:07 +0200 |
commit | 1dc737c44a11c66f23ebeb09796f52f4b60d59c7 (patch) | |
tree | 35d2020f28bdd4c406eaf2e6909c648ce12a66e5 /Documentation/devicetree/bindings/dma/arm-pl330.txt | |
parent | 48aa820f1e3824e46dde6251db98e5961abf605d (diff) | |
download | op-kernel-dev-1dc737c44a11c66f23ebeb09796f52f4b60d59c7.zip op-kernel-dev-1dc737c44a11c66f23ebeb09796f52f4b60d59c7.tar.gz |
ARM: highbank: add coherent DMA setup
Some highbank DMA masters can support coherent (ACP) or non-coherent DMA.
This sets up dma_map_ops for masters which are configured for coherent DMA.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Diffstat (limited to 'Documentation/devicetree/bindings/dma/arm-pl330.txt')
-rw-r--r-- | Documentation/devicetree/bindings/dma/arm-pl330.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/dma/arm-pl330.txt b/Documentation/devicetree/bindings/dma/arm-pl330.txt index a4cd273..36e27d5 100644 --- a/Documentation/devicetree/bindings/dma/arm-pl330.txt +++ b/Documentation/devicetree/bindings/dma/arm-pl330.txt @@ -9,6 +9,9 @@ Required properties: region. - interrupts: interrupt number to the cpu. +Optional properties: +- dma-coherent : Present if dma operations are coherent + Example: pdma0: pdma@12680000 { |