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authorRadhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>2018-06-13 13:04:47 +0530
committerVinod Koul <vkoul@kernel.org>2018-06-29 14:19:27 +0530
commit714b83924a2bc0cce00d73dd1fed7e35f60213a0 (patch)
treeed250aec6556d1b51420da5306e439b850e30e3e /Documentation/devicetree/bindings/dma
parentce397d215ccd07b8ae3f71db689aedb85d56ab40 (diff)
dt-bindings: dmaengine: xilinx_dma: Add VDMA vertical flip property
The AXI VDMA core supports Vertical flip in S2MM path when Enable Vertical Flip (Advanced tab) is selected. To allow vertical flip programming define an optional 'xlnx,enable-vert-flip' channel child node property. Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com> Acked-by: Kedareswara rao Appana <appanad@xilinx.com> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/dma')
-rw-r--r--Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt
index a2b8bfaec43c..174af2c45e77 100644
--- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt
+++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt
@@ -66,6 +66,8 @@ Optional child node properties:
Optional child node properties for VDMA:
- xlnx,genlock-mode: Tells Genlock synchronization is
enabled/disabled in hardware.
+- xlnx,enable-vert-flip: Tells vertical flip is
+ enabled/disabled in hardware(S2MM path).
Optional child node properties for AXI DMA:
-dma-channels: Number of dma channels in child node.