From 1dc737c44a11c66f23ebeb09796f52f4b60d59c7 Mon Sep 17 00:00:00 2001 From: Rob Herring Date: Tue, 21 Aug 2012 12:31:06 +0200 Subject: 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 Signed-off-by: Marek Szyprowski --- Documentation/devicetree/bindings/dma/arm-pl330.txt | 3 +++ 1 file changed, 3 insertions(+) (limited to 'Documentation/devicetree/bindings/dma/arm-pl330.txt') diff --git a/Documentation/devicetree/bindings/dma/arm-pl330.txt b/Documentation/devicetree/bindings/dma/arm-pl330.txt index a4cd273b2a6..36e27d54260 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 { -- cgit v1.2.3