From mboxrd@z Thu Jan 1 00:00:00 1970 From: varkabhadram@gmail.com (Varka Bhadram) Date: Tue, 05 Aug 2014 17:29:10 +0530 Subject: [PATCH v2 1/2] dma: Add Xilinx Central DMA DT Binding Documentation In-Reply-To: <1407238791-3370-1-git-send-email-sthokal@xilinx.com> References: <1407238791-3370-1-git-send-email-sthokal@xilinx.com> Message-ID: <53E0C70E.2010603@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 08/05/2014 05:09 PM, Srikanth Thokala wrote: > Device-tree binding documentation of Xilinx Central DMA Engine > > Signed-off-by: Srikanth Thokala > --- > Changes in v2: > - Change property 'xlnx,data-width' to 'xlnx,datawidth' in the description > to match the implementation. > > --- > .../devicetree/bindings/dma/xilinx/xilinx_cdma.txt | 54 ++++++++++++++++++++ > 1 file changed, 54 insertions(+) > create mode 100644 Documentation/devicetree/bindings/dma/xilinx/xilinx_cdma.txt > > diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_cdma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_cdma.txt > new file mode 100644 > index 0000000..b04f76b > --- /dev/null > +++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_cdma.txt > @@ -0,0 +1,54 @@ > +Xilinx AXI CDMA engine, it does transfers between memory-mapped source > +address and a memory-mapped destination address. > + > +Required properties: > +- compatible: Should be "xlnx,axi-cdma-1.00.a" > +- #dma-cells: Should be <1>, see "dmas" property below > +- reg: Should contain cdma registers location and length. > +- dma-channel child node: Should have only one channel > + > + proper alignment for all the properties... Required properties: - compatible : Should be "xlnx,axi-cdma-1.00.a" - #dma-cells : Should be <1>, see "dmas" property below - reg : Should contain cdma registers location and length. ..... -- Regards, Varka Bhadram.