On Wed, Apr 20, 2016 at 12:49 PM, Kedareswara rao Appana <appana.durga.rao@xxxxxxxxxx> wrote: > This patch updates the binding doc with clock description > for vdma. > > Signed-off-by: Kedareswara rao Appana <appanad@xxxxxxxxxx> > --- > Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > index fcc2b65..e1c9019 100644 > --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > +++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_vdma.txt > @@ -21,6 +21,10 @@ Required properties: > - dma-channel child node: Should have at least one channel and can have up to > two channels per device. This node specifies the properties of each > DMA channel (see child node properties below). > +- clocks: Input clock specifier. Refer to common clock bindings. > +- clock-names: List of input clocks "axi_clk", "tx_clk", "txs_clk" (list of input > + cloks may vary based on the ip configuration. see clock bindings > + for more info). > > Required properties for VDMA: > - xlnx,num-fstores: Should be the number of framebuffers as configured in h/w. > @@ -60,6 +64,8 @@ axi_vdma_0: axivdma@40030000 { > xlnx,num-fstores = <0x8>; > xlnx,flush-fsync = <0x1>; > xlnx,addrwidth = <0x20>; > + clocks = <&clk 0>, <&clk 1>, <&clk 2>; > + clock-names = "axi_clk", "tx_clk", "txs_clk"; the module has s_axi_lite_aclk Clock I AXI VDMA AXI4-Lite interface clock m_axi_mm2s_aclk Clock I AXI VDMA MM2S clock m_axi_s2mm_aclk Clock I AXI VDMA S2MM clock m_axis_mm2s_aclk Clock I AXI VDMA MM2S AXIS clock s_axis_s2mm_aclk Clock I AXI VDMA S2MM AXIS clock I think a partial support is not wrong. however we should keep the names same as the TRM. > dma-channel@40030000 { > compatible = "xlnx,axi-vdma-mm2s-channel"; > interrupts = < 0 54 4 >; > -- > 2.1.2 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html