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Commit 5d4ab8d0 authored by Eugeniy Paltsev's avatar Eugeniy Paltsev Committed by Vineet Gupta
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ARC: [plat-hsdk]: Enable AXI DW DMAC support 



Signed-off-by: default avatarEugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: default avatarVineet Gupta <vgupta@synopsys.com>
parent 66f7d370

arch/arc/boot/dts/hsdk.dts

+27 −0
Original line number Diff line number Diff line
@@ -167,6 +167,18 @@ 
			#clock-cells = <0>;

		};



		dmac_core_clk: dmac-core-clk {

			compatible = "fixed-clock";

			clock-frequency = <400000000>;

			#clock-cells = <0>;

		};



		dmac_cfg_clk: dmac-gpu-cfg-clk {

			compatible = "fixed-clock";

			clock-frequency = <200000000>;

			#clock-cells = <0>;

		};



		gmac: ethernet@8000 {

			#interrupt-cells = <1>;

			compatible = "snps,dwmac";
@@ -239,6 +251,21 @@ 
				reg = <0>;

			};

		};



		dmac: dmac@80000 {

			compatible = "snps,axi-dma-1.01a";

			reg = <0x80000 0x400>;

			interrupts = <27>;

			clocks = <&dmac_core_clk>, <&dmac_cfg_clk>;

			clock-names = "core-clk", "cfgr-clk";



			dma-channels = <4>;

			snps,dma-masters = <2>;

			snps,data-width = <3>;

			snps,block-size = <4096 4096 4096 4096>;

			snps,priority = <0 1 2 3>;

			snps,axi-max-burst-len = <16>;

		};

	};



	memory@80000000 {