Messages in this thread | | | Subject | Re: [PATCH v2 3/3] dts: arm64/sdm845: Add node for qcom,smmu-v2 | From | Robin Murphy <> | Date | Tue, 14 Aug 2018 11:49:42 +0100 |
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Hi Vivek,
On 14/08/18 11:27, Vivek Gautam wrote: > Add device node for qcom,smmu-v2 available on sdm845. > This smmu is available only to GPU device. > > Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org> > --- > arch/arm64/boot/dts/qcom/sdm845.dtsi | 23 +++++++++++++++++++++++ > 1 file changed, 23 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi > index 1c2be2082f33..bd1ec5fa5146 100644 > --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi > +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi > @@ -6,6 +6,7 @@ > */ > > #include <dt-bindings/clock/qcom,gcc-sdm845.h> > +#include <dt-bindings/clock/qcom,gpucc-sdm845.h> > #include <dt-bindings/clock/qcom,rpmh.h> > #include <dt-bindings/interrupt-controller/arm-gic.h> > #include <dt-bindings/soc/qcom,rpmh-rsc.h> > @@ -989,6 +990,28 @@ > cell-index = <0>; > }; > > + gpu_smmu: iommu@5040000 { > + compatible = "qcom,sdm845-smmu-v2", "qcom,smmu-v2";
Which of "sdm845" or "msm8996"[1] is the actual SoC name here?
Robin.
[1] https://www.mail-archive.com/freedreno@lists.freedesktop.org/msg02659.html
> + reg = <0x5040000 0x10000>; > + #iommu-cells = <1>; > + #global-interrupts = <2>; > + interrupts = <GIC_SPI 229 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 231 IRQ_TYPE_LEVEL_HIGH>, > + <GIC_SPI 364 IRQ_TYPE_EDGE_RISING>, > + <GIC_SPI 365 IRQ_TYPE_EDGE_RISING>, > + <GIC_SPI 366 IRQ_TYPE_EDGE_RISING>, > + <GIC_SPI 367 IRQ_TYPE_EDGE_RISING>, > + <GIC_SPI 368 IRQ_TYPE_EDGE_RISING>, > + <GIC_SPI 369 IRQ_TYPE_EDGE_RISING>, > + <GIC_SPI 370 IRQ_TYPE_EDGE_RISING>, > + <GIC_SPI 371 IRQ_TYPE_EDGE_RISING>; > + clock-names = "bus", "iface"; > + clocks = <&gcc GCC_GPU_MEMNOC_GFX_CLK>, > + <&gcc GCC_GPU_CFG_AHB_CLK>; > + > + /*power-domains = <&gpucc GPU_CX_GDSC>;*/ > + }; > + > apps_smmu: iommu@15000000 { > compatible = "qcom,sdm845-smmu-500", "arm,mmu-500"; > reg = <0x15000000 0x80000>; >
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