diff options
Diffstat (limited to 'Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml | 61 |
1 files changed, 48 insertions, 13 deletions
diff --git a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml index 0f26fe14c8e2..839e3be0bf3c 100644 --- a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml +++ b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml @@ -73,10 +73,15 @@ properties: - mediatek,mt2701-m4u # generation one - mediatek,mt2712-m4u # generation two - mediatek,mt6779-m4u # generation two + - mediatek,mt6795-m4u # generation two - mediatek,mt8167-m4u # generation two - mediatek,mt8173-m4u # generation two - mediatek,mt8183-m4u # generation two + - mediatek,mt8186-iommu-mm # generation two - mediatek,mt8192-m4u # generation two + - mediatek,mt8195-iommu-vdo # generation two + - mediatek,mt8195-iommu-vpp # generation two + - mediatek,mt8195-iommu-infra # generation two - description: mt7623 generation one items: @@ -97,10 +102,16 @@ properties: items: - const: bclk + mediatek,infracfg: + $ref: /schemas/types.yaml#/definitions/phandle + description: The phandle to the mediatek infracfg syscon + mediatek,larbs: $ref: /schemas/types.yaml#/definitions/phandle-array minItems: 1 maxItems: 32 + items: + maxItems: 1 description: | List of phandle to the local arbiters in the current Socs. Refer to bindings/memory-controllers/mediatek,smi-larb.yaml. It must sort @@ -114,10 +125,13 @@ properties: dt-binding/memory/mt2701-larb-port.h for mt2701 and mt7623, dt-binding/memory/mt2712-larb-port.h for mt2712, dt-binding/memory/mt6779-larb-port.h for mt6779, + dt-binding/memory/mt6795-larb-port.h for mt6795, dt-binding/memory/mt8167-larb-port.h for mt8167, dt-binding/memory/mt8173-larb-port.h for mt8173, dt-binding/memory/mt8183-larb-port.h for mt8183, + dt-binding/memory/mt8186-memory-port.h for mt8186, dt-binding/memory/mt8192-larb-port.h for mt8192. + dt-binding/memory/mt8195-memory-port.h for mt8195. power-domains: maxItems: 1 @@ -126,7 +140,6 @@ required: - compatible - reg - interrupts - - mediatek,larbs - '#iommu-cells' allOf: @@ -137,8 +150,12 @@ allOf: enum: - mediatek,mt2701-m4u - mediatek,mt2712-m4u + - mediatek,mt6795-m4u - mediatek,mt8173-m4u + - mediatek,mt8186-iommu-mm - mediatek,mt8192-m4u + - mediatek,mt8195-iommu-vdo + - mediatek,mt8195-iommu-vpp then: required: @@ -148,12 +165,39 @@ allOf: properties: compatible: enum: + - mediatek,mt8186-iommu-mm - mediatek,mt8192-m4u + - mediatek,mt8195-iommu-vdo + - mediatek,mt8195-iommu-vpp then: required: - power-domains + - if: + properties: + compatible: + contains: + enum: + - mediatek,mt2712-m4u + - mediatek,mt6795-m4u + - mediatek,mt8173-m4u + + then: + required: + - mediatek,infracfg + + - if: # The IOMMUs don't have larbs. + not: + properties: + compatible: + contains: + const: mediatek,mt8195-iommu-infra + + then: + required: + - mediatek,larbs + additionalProperties: false examples: @@ -167,17 +211,8 @@ examples: interrupts = <GIC_SPI 139 IRQ_TYPE_LEVEL_LOW>; clocks = <&infracfg CLK_INFRA_M4U>; clock-names = "bclk"; - mediatek,larbs = <&larb0 &larb1 &larb2 - &larb3 &larb4 &larb5>; + mediatek,infracfg = <&infracfg>; + mediatek,larbs = <&larb0>, <&larb1>, <&larb2>, + <&larb3>, <&larb4>, <&larb5>; #iommu-cells = <1>; }; - - - | - #include <dt-bindings/memory/mt8173-larb-port.h> - - /* Example for a client device */ - display { - compatible = "mediatek,mt8173-disp"; - iommus = <&iommu M4U_PORT_DISP_OVL0>, - <&iommu M4U_PORT_DISP_RDMA0>; - }; |