From 58241be90050e53b7148a43dafa94c999867cbb7 Mon Sep 17 00:00:00 2001 From: Qingqing Zhou Date: Tue, 5 Nov 2024 08:51:07 +0530 Subject: [PATCH] arm64: dts: qcom: qcs615: add the APPS SMMU node Add the APPS SMMU node for QCS615 platform. Add the dma-ranges to limit DMA address range to 36bit width to align with system architecture. Signed-off-by: Qingqing Zhou Reviewed-by: Dmitry Baryshkov Link: https://lore.kernel.org/r/20241105032107.9552-4-quic_qqzhou@quicinc.com Signed-off-by: Bjorn Andersson --- arch/arm64/boot/dts/qcom/qcs615.dtsi | 75 ++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi index a4afc11fe3a1..ac9371d3ff9c 100644 --- a/arch/arm64/boot/dts/qcom/qcs615.dtsi +++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi @@ -379,6 +379,7 @@ soc: soc@0 { compatible = "simple-bus"; ranges = <0 0 0 0 0x10 0>; + dma-ranges = <0 0 0 0 0x10 0>; #address-cells = <2>; #size-cells = <2>; @@ -542,6 +543,80 @@ reg = <0x0 0x0c3f0000 0x0 0x400>; }; + apps_smmu: iommu@15000000 { + compatible = "qcom,qcs615-smmu-500", "qcom,smmu-500", "arm,mmu-500"; + reg = <0x0 0x15000000 0x0 0x80000>; + #iommu-cells = <2>; + #global-interrupts = <1>; + dma-coherent; + + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + }; + intc: interrupt-controller@17a00000 { compatible = "arm,gic-v3"; reg = <0x0 0x17a00000 0x0 0x10000>, /* GICD */ -- 2.50.1