From mboxrd@z Thu Jan 1 00:00:00 1970 From: andrea.merello@gmail.com (Andrea Merello) Date: Wed, 20 Jun 2018 10:36:50 +0200 Subject: [PATCH 3/6] dt-bindings: xilinx_dma: add required xlnx, lengthregwidth property In-Reply-To: <20180620083653.17010-1-andrea.merello@gmail.com> References: <20180620083653.17010-1-andrea.merello@gmail.com> Message-ID: <20180620083653.17010-3-andrea.merello@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 --- 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 -- 2.17.1