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| -rw-r--r-- | Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.txt | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.txt b/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.txt new file mode 100644 index 000000000000..3813947b4d4f --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.txt @@ -0,0 +1,37 @@ +* Mediatek JPEG Decoder + +Mediatek JPEG Decoder is the JPEG decode hardware present in Mediatek SoCs + +Required properties: +- compatible : must be one of the following string: + "mediatek,mt8173-jpgdec" + "mediatek,mt2701-jpgdec" +- reg : physical base address of the jpeg decoder registers and length of + memory mapped region. +- interrupts : interrupt number to the interrupt controller. +- clocks: device clocks, see + Documentation/devicetree/bindings/clock/clock-bindings.txt for details. +- clock-names: must contain "jpgdec-smi" and "jpgdec". +- power-domains: a phandle to the power domain, see + Documentation/devicetree/bindings/power/power_domain.txt for details. +- mediatek,larb: must contain the local arbiters in the current Socs, see + Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt + for details. +- iommus: should point to the respective IOMMU block with master port as + argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt + for details. + +Example: + jpegdec: jpegdec@15004000 { + compatible = "mediatek,mt2701-jpgdec"; + reg = <0 0x15004000 0 0x1000>; + interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_LOW>; + clocks = <&imgsys CLK_IMG_JPGDEC_SMI>, + <&imgsys CLK_IMG_JPGDEC>; + clock-names = "jpgdec-smi", + "jpgdec"; + power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>; + mediatek,larb = <&larb2>; + iommus = <&iommu MT2701_M4U_PORT_JPGDEC_WDMA>, + <&iommu MT2701_M4U_PORT_JPGDEC_BSDMA>; + }; |