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dt-bindings: iommu: mediatek: Add binding for MT7623 

This patch adds binding documentation for MT7623 SoC.

Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
This commit is contained in:
Matthias Brugger 2018-10-03 11:09:10 +02:00
parent fd2a9f18fc
commit 0dd807f52e
1 changed files with 3 additions and 1 deletions
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4
Documentation/devicetree/bindings/iommu/mediatek,iommu.txt
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@ -41,6 +41,8 @@ Required properties:
- compatible : must be one of the following string:
"mediatek,mt2701-m4u" for mt2701 which uses generation one m4u HW.
"mediatek,mt2712-m4u" for mt2712 which uses generation two m4u HW.
"mediatek,mt7623-m4u", "mediatek,mt2701-m4u" for mt7623 which uses
generation one m4u HW.
"mediatek,mt8173-m4u" for mt8173 which uses generation two m4u HW.
- reg : m4u register base and size.
- interrupts : the interrupt of m4u.
@ -51,7 +53,7 @@ Required properties:
according to the local arbiter index, like larb0, larb1, larb2...
- iommu-cells : must be 1. This is the mtk_m4u_id according to the HW.
Specifies the mtk_m4u_id as defined in
dt-binding/memory/mt2701-larb-port.h for mt2701,
dt-binding/memory/mt2701-larb-port.h for mt2701, mt7623
dt-binding/memory/mt2712-larb-port.h for mt2712, and
dt-binding/memory/mt8173-larb-port.h for mt8173.