Re: [PATCH v7 13/21] iommu/mediatek: Add mt8183 IOMMU support

2019-06-17 Thread Matthias Brugger
On 10/06/2019 14:17, Yong Wu wrote: > The M4U IP blocks in mt8183 is MediaTek's generation2 M4U which use > the ARM Short-descriptor like mt8173, and most of the HW registers > are the same. > > Here list main differences between mt8183 and mt8173/mt2712: > 1) mt8183 has only one M4U HW like mt

[PATCH v7 13/21] iommu/mediatek: Add mt8183 IOMMU support

2019-06-10 Thread Yong Wu
The M4U IP blocks in mt8183 is MediaTek's generation2 M4U which use the ARM Short-descriptor like mt8173, and most of the HW registers are the same. Here list main differences between mt8183 and mt8173/mt2712: 1) mt8183 has only one M4U HW like mt8173 while mt2712 has two. 2) mt8183 don't have the