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Documentation: DT: vdma: Update binding doc for multi-channel dma mode 

This patch updates the device-tree binding doc for
AXI DMA multi channel dma mode.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Kedareswara rao Appana <appanad@xilinx.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Kedareswara rao Appana 2016-06-24 10:51:22 +05:30 committed by Vinod Koul
parent 9791e71a06
commit ba2c194e6c
1 changed files with 4 additions and 0 deletions
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4
Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt
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@ -40,6 +40,8 @@ Required properties for VDMA:
Optional properties: Optional properties:
- xlnx,include-sg: Tells configured for Scatter-mode in - xlnx,include-sg: Tells configured for Scatter-mode in
the hardware. the hardware.
Optional properties for AXI DMA:
- xlnx,mcdma: Tells whether configured for multi-channel mode in the hardware.
Optional properties for VDMA: Optional properties for VDMA:
- xlnx,flush-fsync: Tells which channel to Flush on Frame sync. - xlnx,flush-fsync: Tells which channel to Flush on Frame sync.
It takes following values: It takes following values:
@ -60,6 +62,8 @@ Optional child node properties:
Optional child node properties for VDMA: Optional child node properties for VDMA:
- xlnx,genlock-mode: Tells Genlock synchronization is - xlnx,genlock-mode: Tells Genlock synchronization is
enabled/disabled in hardware. enabled/disabled in hardware.
Optional child node properties for AXI DMA:
-dma-channels: Number of dma channels in child node.
Example: Example:
++++++++ ++++++++