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SubjectRe: [PATCH 1/8] dt-bindings: mediatek: Add binding for mt2712 IOMMU and SMI
On Fri, Aug 11, 2017 at 05:56:10PM +0800, Yong Wu wrote:
> This patch adds decriptions for mt2712 IOMMU and SMI.
>
> In order to balance the bandwidth, mt2712 has two M4Us, two
> smi-commons, 8 smi-larbs. and mt2712 is also MTK IOMMU gen2 which
> use Short-Descriptor translation table format.

s/use/uses/

>
> The mt2712 M4U-SMI HW diagram is as below:
>
> EMI
> |
> -------------------------------
> | |
> M4U0 M4U1
> | |
> smi-common0 smi-common1
> | |
> ------------------------- --------------------
> | | | | | | | |
> | | | | | | | |
> larb0 larb1 larb2 larb3 larb6 larb4 larb5 larb7
> disp0 vdec cam venc jpg mdp1/disp1 mdp2/disp2 mdp3->larb names
>
> All the connections are HW fixed, SW can NOT adjust it.
>
> Signed-off-by: Yong Wu <yong.wu@mediatek.com>
> ---
> .../devicetree/bindings/iommu/mediatek,iommu.txt | 6 +-
> .../memory-controllers/mediatek,smi-common.txt | 6 +-
> .../memory-controllers/mediatek,smi-larb.txt | 5 +-
> include/dt-bindings/memory/mt2712-larb-port.h | 91 ++++++++++++++++++++++
> 4 files changed, 102 insertions(+), 6 deletions(-)
> create mode 100644 include/dt-bindings/memory/mt2712-larb-port.h

Acked-by: Rob Herring <robh@kernel.org>

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