Adds decoder dt-bindings for mt8192.
Signed-off-by: Yunfei Dong yunfei.dong@mediatek.com --- v8: fix yaml file check fail --- .../media/mediatek,vcodec-comp-decoder.yaml | 273 ++++++++++++++++++ 1 file changed, 273 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/mediatek,vcodec-comp-decoder.yaml
diff --git a/Documentation/devicetree/bindings/media/mediatek,vcodec-comp-decoder.yaml b/Documentation/devicetree/bindings/media/mediatek,vcodec-comp-decoder.yaml new file mode 100644 index 000000000000..40a076756439 --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek,vcodec-comp-decoder.yaml @@ -0,0 +1,273 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) + +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/media/mediatek,vcodec-comp-decoder.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Mediatek Video Decode Accelerator With Multi Hardware + +maintainers: + - Yunfei Dong yunfei.dong@mediatek.com + +description: | + Mediatek Video Decode is the video decode hardware present in Mediatek + SoCs which supports high resolution decoding functionalities. Required + master and component node. + + About the Decoder Hardware Block Diagram, please check below: + + +---------------------------------+------------------------------------+ + | | | + | input -> lat HW -> lat buffer --|--> lat buffer -> core HW -> output | + | || | || | + +------------||-------------------+---------------------||-------------+ + || lat thread | core thread || <master> + -------------||-----------------------------------------||---------------- + || || <component> + / <----------------HW index-------------->/ + +------------------------------------------------------+ + | enable/disable | + | clk power irq iommu port | + | (lat/lat soc/core0/core1) | + +------------------------------------------------------+ + + As above, <master> mean in master device, <component> mean in component device. + The information of each hardware will be stored in each component device. There + are two workqueue in master device: lat and core. Enable/disable the lat clk/power/irq + when lat hardware need to work through hardware index, core is the same. + + Normally the smi common may not the same for each hardware, can't combine all + hardware in one node, or leading to iommu fault when access dram data. + +properties: + compatible: + const: mediatek,mt8192-vcodec-dec + + reg: + maxItems: 1 + + iommus: + minItems: 1 + maxItems: 32 + description: | + List of the hardware port in respective IOMMU block for current Socs. + Refer to bindings/iommu/mediatek,iommu.yaml. + + mediatek,scp: + $ref: /schemas/types.yaml#/definitions/phandle + maxItems: 1 + description: | + The node of system control processor (SCP), using + the remoteproc & rpmsg framework. + $ref: /schemas/remoteproc/mtk,scp.yaml + + dma-ranges: + maxItems: 1 + description: | + Describes the physical address space of IOMMU maps to memory. + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + ranges: true + +# Required child node: +patternProperties: + vcodec-lat: + type: object + + properties: + compatible: + const: mediatek,mtk-vcodec-lat + + reg: + maxItems: 1 + + reg-names: + maxItems: 1 + + interrupts: + maxItems: 1 + + iommus: + minItems: 1 + maxItems: 32 + description: | + List of the hardware port in respective IOMMU block for current Socs. + Refer to bindings/iommu/mediatek,iommu.yaml. + + clocks: + maxItems: 5 + + clock-names: + items: + - const: vdec-sel + - const: vdec-soc-vdec + - const: vdec-soc-lat + - const: vdec-vdec + - const: vdec-top + + assigned-clocks: + maxItems: 1 + + assigned-clock-parents: + maxItems: 1 + + power-domains: + maxItems: 1 + + required: + - compatible + - reg + - reg-names + - interrupts + - iommus + - clocks + - clock-names + - assigned-clocks + - assigned-clock-parents + - power-domains + + additionalProperties: false + + vcodec-core: + type: object + + properties: + compatible: + const: mediatek,mtk-vcodec-core + + reg: + maxItems: 1 + + reg-names: + maxItems: 1 + + interrupts: + maxItems: 1 + + iommus: + minItems: 1 + maxItems: 32 + description: | + List of the hardware port in respective IOMMU block for current Socs. + Refer to bindings/iommu/mediatek,iommu.yaml. + + clocks: + maxItems: 5 + + clock-names: + items: + - const: vdec-sel + - const: vdec-soc-vdec + - const: vdec-soc-lat + - const: vdec-vdec + - const: vdec-top + + assigned-clocks: + maxItems: 1 + + assigned-clock-parents: + maxItems: 1 + + power-domains: + maxItems: 1 + + required: + - compatible + - reg + - reg-names + - interrupts + - iommus + - clocks + - clock-names + - assigned-clocks + - assigned-clock-parents + - power-domains + + additionalProperties: false + +required: + - compatible + - reg + - iommus + - mediatek,scp + - dma-ranges + - ranges + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/memory/mt8192-larb-port.h> + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/clock/mt8192-clk.h> + #include <dt-bindings/power/mt8192-power.h> + + vcodec_dec: vcodec_dec@16000000 { + compatible = "mediatek,mt8192-vcodec-dec"; + reg = <0x16000000 0x1000>; /* VDEC_SYS */ + mediatek,scp = <&scp>; + iommus = <&iommu0 M4U_PORT_L4_VDEC_MC_EXT>; + dma-ranges = <0x1 0x0 0x0 0x40000000 0x0 0xfff00000>; + #address-cells = <1>; + #size-cells = <1>; + ranges; + lat: vcodec-lat@16010000 { + compatible = "mediatek,mtk-vcodec-lat"; + reg = <0x16010000 0x800>; + reg-names = "misc"; + interrupts = <GIC_SPI 426 IRQ_TYPE_LEVEL_HIGH 0>; + iommus = <&iommu0 M4U_PORT_L5_VDEC_LAT0_VLD_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_LAT0_VLD2_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_LAT0_AVC_MV_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_LAT0_PRED_RD_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_LAT0_TILE_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_LAT0_WDMA_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_LAT0_RG_CTRL_DMA_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_UFO_ENC_EXT>; + clocks = <&topckgen CLK_TOP_VDEC_SEL>, + <&vdecsys_soc CLK_VDEC_SOC_VDEC>, + <&vdecsys_soc CLK_VDEC_SOC_LAT>, + <&vdecsys_soc CLK_VDEC_SOC_LARB1>, + <&topckgen CLK_TOP_MAINPLL_D4>; + clock-names = "vdec-sel", "vdec-soc-vdec", "vdec-soc-lat", + "vdec-vdec", "vdec-top"; + assigned-clocks = <&topckgen CLK_TOP_VDEC_SEL>; + assigned-clock-parents = <&topckgen CLK_TOP_MAINPLL_D4>; + power-domains = <&spm MT8192_POWER_DOMAIN_VDEC>; + }; + + core: vcodec-core@16025000 { + compatible = "mediatek,mtk-vcodec-core"; + reg = <0x16025000 0x1000>; + reg-names = "misc"; + interrupts = <GIC_SPI 425 IRQ_TYPE_LEVEL_HIGH 0>; + iommus = <&iommu0 M4U_PORT_L4_VDEC_MC_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_UFO_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_PP_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_PRED_RD_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_PRED_WR_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_PPWRAP_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_TILE_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_VLD_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_VLD2_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_AVC_MV_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_RG_CTRL_DMA_EXT>; + clocks = <&topckgen CLK_TOP_VDEC_SEL>, + <&vdecsys CLK_VDEC_VDEC>, + <&vdecsys CLK_VDEC_LAT>, + <&vdecsys CLK_VDEC_LARB1>, + <&topckgen CLK_TOP_MAINPLL_D4>; + clock-names = "vdec-sel", "vdec-soc-vdec", "vdec-soc-lat", + "vdec-vdec", "vdec-top"; + assigned-clocks = <&topckgen CLK_TOP_VDEC_SEL>; + assigned-clock-parents = <&topckgen CLK_TOP_MAINPLL_D4>; + power-domains = <&spm MT8192_POWER_DOMAIN_VDEC2>; + }; + };