diff --git a/arch/arm/boot/dts/sun5i.dtsi b/arch/arm/boot/dts/sun5i.dtsi index 8dd49016eb1e..cb820bd7974c 100644 --- a/arch/arm/boot/dts/sun5i.dtsi +++ b/arch/arm/boot/dts/sun5i.dtsi @@ -127,6 +127,7 @@ compatible = "simple-bus"; #address-cells = <1>; #size-cells = <1>; + dma-ranges; ranges; system-control@1c00000 { @@ -181,6 +182,14 @@ }; }; + mbus: dram-controller@1c01000 { + compatible = "allwinner,sun5i-a13-mbus"; + reg = <0x01c01000 0x1000>; + clocks = <&ccu 99>; + dma-ranges = <0x00000000 0x40000000 0x20000000>; + #interconnect-cells = <1>; + }; + dma: dma-controller@1c02000 { compatible = "allwinner,sun4i-a10-dma"; reg = <0x01c02000 0x1000>; @@ -723,6 +732,8 @@ clock-names = "ahb", "mod", "ram"; resets = <&ccu RST_DE_FE>; + interconnects = <&mbus 19>; + interconnect-names = "dma-mem"; status = "disabled"; ports { @@ -748,6 +759,8 @@ clock-names = "ahb", "mod", "ram"; resets = <&ccu RST_DE_BE>; + interconnects = <&mbus 18>; + interconnect-names = "dma-mem"; status = "disabled"; assigned-clocks = <&ccu CLK_DE_BE>;