[PATCH 3/6] dt-bindings: xilinx_dma: add required xlnx, lengthregwidth property
From: Andrea Merello <hidden>
Date: 2018-06-20 08:37:21
Also in:
dmaengine, lkml
Subsystem:
dma generic offload engine subsystem, open firmware and flattened device tree bindings, the rest · Maintainers:
Vinod Koul, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
The width of the "length register" cannot be autodetected, and it is now specified with a DT property. Add DOC for it. Signed-off-by: Andrea Merello <redacted> --- Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt
index a2b8bfaec43c..acecdc5d8d47 100644
--- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt
+++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt@@ -36,6 +36,8 @@ Required properties: Required properties for VDMA: - xlnx,num-fstores: Should be the number of framebuffers as configured in h/w. +Required properties for AXI DMA: +- xlnx,lengthregwidth: Should be the width of the length register as configured in h/w. Optional properties: - xlnx,include-sg: Tells configured for Scatter-mode in
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2.17.1