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/net/calxeda-xgmac.txt | 3 +++ 1 file changed, 3 insertions(+) (limited to 'Documentation/devicetree/bindings/net/calxeda-xgmac.txt') diff --git a/Documentation/devicetree/bindings/net/calxeda-xgmac.txt b/Documentation/devicetree/bindings/net/calxeda-xgmac.txt index 411727a3f82d..c8ae996bd8f2 100644 --- a/Documentation/devicetree/bindings/net/calxeda-xgmac.txt +++ b/Documentation/devicetree/bindings/net/calxeda-xgmac.txt @@ -6,6 +6,9 @@ Required properties: - interrupts : Should contain 3 xgmac interrupts. The 1st is main interrupt. The 2nd is pwr mgt interrupt. The 3rd is low power state interrupt. +Optional properties: +- dma-coherent : Present if dma operations are coherent + Example: ethernet@fff50000 { -- cgit v1.2.3-59-g8ed1b