Messages in this thread | | | Date | Mon, 19 Sep 2022 13:05:16 +0200 | Subject | Re: [PATCH v3 1/3] dt-bindings: mediatek: mt8188: Add binding for MM & INFRA IOMMU | From | Krzysztof Kozlowski <> |
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On 19/09/2022 10:26, Chengci.Xu wrote: > Adds descriptions for mt8188 IOMMU which also use ARM Short-Descriptor > translation table format. > > In mt8188, there are two smi-common HW and IOMMU, one is for vdo(video > output), the other is for vpp(video processing pipe). They connects > with different smi-larbs, then some setting(larbid_remap) is different. > Differentiate them with the compatible string. > > Something like this: > > IOMMU(VDO) IOMMU(VPP) > | | > SMI_COMMON_VDO SMI_COMMON_VPP > --------------- ---------------- > | | ... | | ... > larb0 larb2 ... larb1 larb3 ... > > We also have an IOMMU that is for infra master like PCIe. > And infra master don't have the larb and ports. > > Signed-off-by: Chengci.Xu <chengci.xu@mediatek.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Best regards, Krzysztof
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