On 04/04/2023 20:03, Vijaya Krishna Nivarthi wrote: > This is done as part of adding DMA support to qspi driver. > > Signed-off-by: Vijaya Krishna Nivarthi <quic_vnivarth@xxxxxxxxxxx> > --- > arch/arm64/boot/dts/qcom/sc7280.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi > index 5e6f9f4..9e05285 100644 > --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi > +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi > @@ -3434,6 +3434,7 @@ > qspi: spi@88dc000 { > compatible = "qcom,sc7280-qspi", "qcom,qspi-v1"; > reg = <0 0x088dc000 0 0x1000>; > + iommus = <&apps_smmu 0x20 0x0> Does not look like you tested the DTS against bindings. Please run `make dtbs_check` (see Documentation/devicetree/bindings/writing-schema.rst for instructions). Best regards, Krzysztof