[PATCH v8 1/7] dt-bindings: mediatek: mt8188: Add binding for MM & INFRA IOMMU
Yong Wu (吴勇)
Yong.Wu at mediatek.com
Mon Mar 13 19:41:54 PDT 2023
Hi Krzysztof,
Thanks very much for your help review.
On Wed, 2023-03-08 at 11:35 +0100, Krzysztof Kozlowski wrote:
> On 07/03/2023 09:05, Yong Wu wrote:
> > From: "Chengci.Xu" <chengci.xu at mediatek.com>
> >
> > Add 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 at mediatek.com>
> > Reviewed-by: Yong Wu <yong.wu at mediatek.com>
> > Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
>
> Indeed, I missed broken checkpatch/DCO chain.
Just confirm what this means.
Do you mean MAINTAINERS need to be updated since we add a prefix
"mediatek," for the header file?
>
> NAK. Please fix the chain.
>
> Best regards,
> Krzysztof
>
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