The bootloader does the IOMMU fixup and dynamically adds the "iommus" property to devices according to its compatible string. In case of the eDMA controller this property is missing. Add it. After that the IOMMU will work with the eDMA core. Signed-off-by: Michael Walle <michael@xxxxxxxx> --- arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi index b152fa90cf5c..aa467bff2209 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi @@ -447,7 +447,7 @@ edma0: dma-controller@22c0000 { #dma-cells = <2>; - compatible = "fsl,ls1028a-edma"; + compatible = "fsl,ls1028a-edma", "fsl,vf610-edma"; reg = <0x0 0x22c0000 0x0 0x10000>, <0x0 0x22d0000 0x0 0x10000>, <0x0 0x22e0000 0x0 0x10000>; -- 2.20.1