Re: [PATCH v2 01/19] dt-bindings: mediatek: Add bindings for MT6779

2020-01-07 Thread chao hao
On Mon, 2020-01-06 at 15:57 -0600, Rob Herring wrote: > On Sun, 5 Jan 2020 18:45:05 +0800, Chao Hao wrote: > > This patch adds description for MT6779 IOMMU. > > > > MT6779 has two iommus, they are MM_IOMMU and APU_IOMMU which > > use ARM Short-Descriptor translation format. > > > > The MT6779

Re: [PATCH v2 01/19] dt-bindings: mediatek: Add bindings for MT6779

2020-01-06 Thread Rob Herring
On Sun, 5 Jan 2020 18:45:05 +0800, Chao Hao wrote: > This patch adds description for MT6779 IOMMU. > > MT6779 has two iommus, they are MM_IOMMU and APU_IOMMU which > use ARM Short-Descriptor translation format. > > The MT6779 IOMMU hardware diagram is as below, it is only a brief > diagram about

[PATCH v2 01/19] dt-bindings: mediatek: Add bindings for MT6779

2020-01-05 Thread Chao Hao
This patch adds description for MT6779 IOMMU. MT6779 has two iommus, they are MM_IOMMU and APU_IOMMU which use ARM Short-Descriptor translation format. The MT6779 IOMMU hardware diagram is as below, it is only a brief diagram about iommu, it don't focus on the part of smi_larb, so I don't