From d3f797d93e593aa891f5b04a404b4ab45fd0e66a Mon Sep 17 00:00:00 2001 From: Viresh Kumar Date: Fri, 20 Apr 2012 20:15:34 +0530 Subject: dmaengine: dw_dma: add Device Tree probing capability SPEAr platforms now support DT and so must convert all drivers to support DT. This patch adds DT probing support for Synopsys DMA controller and updates its documentation too. Signed-off-by: Viresh Kumar Signed-off-by: Vinod Koul --- Documentation/devicetree/bindings/dma/snps-dma.txt | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/snps-dma.txt (limited to 'Documentation/devicetree/bindings/dma/snps-dma.txt') diff --git a/Documentation/devicetree/bindings/dma/snps-dma.txt b/Documentation/devicetree/bindings/dma/snps-dma.txt new file mode 100644 index 000000000000..c0d85dbcada5 --- /dev/null +++ b/Documentation/devicetree/bindings/dma/snps-dma.txt @@ -0,0 +1,17 @@ +* Synopsys Designware DMA Controller + +Required properties: +- compatible: "snps,dma-spear1340" +- reg: Address range of the DMAC registers +- interrupt-parent: Should be the phandle for the interrupt controller + that services interrupts for this device +- interrupt: Should contain the DMAC interrupt number + +Example: + + dma@fc000000 { + compatible = "snps,dma-spear1340"; + reg = <0xfc000000 0x1000>; + interrupt-parent = <&vic1>; + interrupts = <12>; + }; -- cgit v1.2.3