Re: [PATCH v4 10/18] iommu/mediatek: Add mt8183 IOMMU support

2018-12-21 Thread Yong Wu
On Fri, 2018-12-21 at 19:31 +0100, Matthias Brugger wrote: > > On 08/12/2018 09:39, 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

Re: [PATCH v4 10/18] iommu/mediatek: Add mt8183 IOMMU support

2018-12-21 Thread Yong Wu
On Sat, 2018-12-22 at 08:31 +0800, Nicolas Boichat wrote: > On Fri, Dec 21, 2018 at 4:02 PM Yong Wu wrote: > > > > On Fri, 2018-12-21 at 12:43 +0800, Nicolas Boichat wrote: > > > On Sat, Dec 8, 2018 at 4:42 PM Yong Wu wrote: > > > > > > > > The M4U IP blocks in mt8183 is MediaTek's generation2

Re: [PATCH v4 10/18] iommu/mediatek: Add mt8183 IOMMU support

2018-12-21 Thread Nicolas Boichat
On Fri, Dec 21, 2018 at 4:02 PM Yong Wu wrote: > > On Fri, 2018-12-21 at 12:43 +0800, Nicolas Boichat wrote: > > On Sat, Dec 8, 2018 at 4:42 PM 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

Re: [PATCH v4 10/18] iommu/mediatek: Add mt8183 IOMMU support

2018-12-21 Thread Matthias Brugger
On 08/12/2018 09:39, 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

Re: [PATCH v4 10/18] iommu/mediatek: Add mt8183 IOMMU support

2018-12-21 Thread Yong Wu
On Fri, 2018-12-21 at 12:43 +0800, Nicolas Boichat wrote: > On Sat, Dec 8, 2018 at 4:42 PM 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

Re: [PATCH v4 10/18] iommu/mediatek: Add mt8183 IOMMU support

2018-12-20 Thread Nicolas Boichat
On Sat, Dec 8, 2018 at 4:42 PM 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

[PATCH v4 10/18] iommu/mediatek: Add mt8183 IOMMU support

2018-12-08 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