Add jpeg enc device tree node document. Reviewed-by: Rob Herring <robh@xxxxxxxxxx> Reviewed-by: Tomasz Figa <tfiga@xxxxxxxxxxxx> Signed-off-by: Xia Jiang <xia.jiang@xxxxxxxxxxxx> --- v11: no changes --- .../bindings/media/mediatek-jpeg-encoder.txt | 35 +++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt diff --git a/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt b/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt new file mode 100644 index 000000000000..736be7cad385 --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt @@ -0,0 +1,35 @@ +* MediaTek JPEG Encoder + +MediaTek JPEG Encoder is the JPEG encode hardware present in MediaTek SoCs + +Required properties: +- compatible : "mediatek,mt2701-jpgenc" + followed by "mediatek,mtk-jpgenc" +- reg : physical base address of the JPEG encoder 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 "jpgenc". It is the clock of JPEG encoder. +- 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: + jpegenc: jpegenc@1500a000 { + compatible = "mediatek,mt2701-jpgenc", + "mediatek,mtk-jpgenc"; + reg = <0 0x1500a000 0 0x1000>; + interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_LOW>; + clocks = <&imgsys CLK_IMG_VENC>; + clock-names = "jpgenc"; + power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>; + mediatek,larb = <&larb2>; + iommus = <&iommu MT2701_M4U_PORT_JPGENC_RDMA>, + <&iommu MT2701_M4U_PORT_JPGENC_BSDMA>; + }; -- 2.18.0