On Thu, Mar 17, 2022 at 04:22:23PM +0800, Irui Wang wrote: > Adds encoder cores dt-bindings for mt8195. Why? > > Signed-off-by: Irui Wang <irui.wang@xxxxxxxxxxxx> > --- > .../media/mediatek,vcodec-encoder-core.yaml | 181 ++++++++++++++++++ > .../media/mediatek,vcodec-encoder.yaml | 1 - > 2 files changed, 181 insertions(+), 1 deletion(-) > create mode 100644 Documentation/devicetree/bindings/media/mediatek,vcodec-encoder-core.yaml > > diff --git a/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder-core.yaml b/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder-core.yaml > new file mode 100644 > index 000000000000..fcfb48900c76 > --- /dev/null > +++ b/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder-core.yaml > @@ -0,0 +1,181 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > + > +%YAML 1.2 > +--- > +$id: "http://devicetree.org/schemas/media/mediatek,vcodec-encoder-core.yaml#"; > +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; > + > +title: Mediatek Video Encoder Accelerator With Multi Core > + > +maintainers: > + - Irui Wang <irui.wang@xxxxxxxxxxxx> > + > +description: | > + Mediatek Video Encode is the video encode hardware present in Mediatek > + SoCs which supports high resolution encoding functionalities. Required > + parent and child device node. > + > +properties: > + compatible: > + items: > + - enum: > + - mediatek,mt8195-vcodec-enc > + > + mediatek,scp: > + $ref: /schemas/types.yaml#/definitions/phandle > + description: | > + The node of system control processor (SCP), using > + the remoteproc & rpmsg framework. > + > + mediatek,venc-multi-core: > + type: boolean > + description: | > + Indicates whether the encoder has multiple cores or not. Isn't this implied by how many child nodes you have? > + > + iommus: > + minItems: 1 > + maxItems: 32 You really have up to 32 IOMMUs? > + description: | > + List of the hardware port in respective IOMMU block for current Socs. > + Refer to bindings/iommu/mediatek,iommu.yaml. > + > + dma-ranges: > + maxItems: 1 > + description: | > + Describes the physical address space of IOMMU maps to memory. > + > + "#address-cells": > + const: 2 > + > + "#size-cells": > + const: 2 > + > + ranges: true > + > +# Required child node: > +patternProperties: > + "^venc-core@[0-9a-f]+$": > + type: object > + description: | > + The video encoder core device node which should be added as subnodes to > + the main venc node. > + > + properties: > + compatible: > + items: > + - const: mediatek,mtk-venc-core > + > + reg: > + maxItems: 1 > + > + mediatek,core-id: > + $ref: /schemas/types.yaml#/definitions/uint32 > + description: | > + Current encoder core id. What is this for and what does its value correspond to in the h/w. We generally don't do made up indices in DT. > + > + 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. > + > + interrupts: > + maxItems: 1 > + > + clocks: > + maxItems: 1 > + > + clock-names: > + maxItems: 1 > + > + power-domains: > + maxItems: 1 > + > + required: > + - compatible > + - reg > + - mediatek,core-id > + - iommus > + - interrupts > + - clocks > + - clock-names > + - assigned-clocks > + - assigned-clock-parents > + - power-domains > + > + additionalProperties: false > + > +required: > + - compatible > + - mediatek,scp > + - iommus > + - dma-ranges > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/interrupt-controller/arm-gic.h> > + #include <dt-bindings/memory/mt8195-memory-port.h> > + #include <dt-bindings/interrupt-controller/irq.h> > + #include <dt-bindings/clock/mt8195-clk.h> > + #include <dt-bindings/power/mt8195-power.h> > + > + soc { > + #address-cells = <2>; > + #size-cells = <2>; > + > + venc { > + compatible = "mediatek,mt8195-vcodec-enc"; > + mediatek,scp = <&scp>; > + mediatek,venc-multi-core; > + iommus = <&iommu_vdo M4U_PORT_L19_VENC_RCPU>; > + #address-cells = <2>; > + #size-cells = <2>; > + ranges; > + dma-ranges = <0x1 0x0 0x0 0x40000000 0x0 0xfff00000>; > + > + venc-core@1a020000 { > + compatible = "mediatek,mtk-venc-core"; > + reg = <0 0x1a020000 0 0x10000>; > + mediatek,core-id = <0>; > + iommus = <&iommu_vdo M4U_PORT_L19_VENC_RCPU>, > + <&iommu_vdo M4U_PORT_L19_VENC_REC>, > + <&iommu_vdo M4U_PORT_L19_VENC_BSDMA>, > + <&iommu_vdo M4U_PORT_L19_VENC_SV_COMV>, > + <&iommu_vdo M4U_PORT_L19_VENC_RD_COMV>, > + <&iommu_vdo M4U_PORT_L19_VENC_CUR_LUMA>, > + <&iommu_vdo M4U_PORT_L19_VENC_CUR_CHROMA>, > + <&iommu_vdo M4U_PORT_L19_VENC_REF_LUMA>, > + <&iommu_vdo M4U_PORT_L19_VENC_REF_CHROMA>; > + interrupts = <GIC_SPI 341 IRQ_TYPE_LEVEL_HIGH 0>; > + clocks = <&vencsys CLK_VENC_VENC>; > + clock-names = "clk_venc"; > + assigned-clocks = <&topckgen CLK_TOP_VENC>; > + assigned-clock-parents = <&topckgen CLK_TOP_UNIVPLL_D4>; > + power-domains = <&spm MT8195_POWER_DOMAIN_VENC>; > + }; > + > + venc-core@1b020000 { > + compatible = "mediatek,mtk-venc-core"; > + reg = <0 0x1b020000 0 0x10000>; > + mediatek,core-id = <1>; > + iommus = <&iommu_vpp M4U_PORT_L20_VENC_RCPU>, > + <&iommu_vpp M4U_PORT_L20_VENC_REC>, > + <&iommu_vpp M4U_PORT_L20_VENC_BSDMA>, > + <&iommu_vpp M4U_PORT_L20_VENC_SV_COMV>, > + <&iommu_vpp M4U_PORT_L20_VENC_RD_COMV>, > + <&iommu_vpp M4U_PORT_L20_VENC_CUR_LUMA>, > + <&iommu_vpp M4U_PORT_L20_VENC_CUR_CHROMA>, > + <&iommu_vpp M4U_PORT_L20_VENC_REF_LUMA>, > + <&iommu_vpp M4U_PORT_L20_VENC_REF_CHROMA>; > + interrupts = <GIC_SPI 346 IRQ_TYPE_LEVEL_HIGH 0>; > + clocks = <&vencsys_core1 CLK_VENC_CORE1_VENC>; > + clock-names = "clk_venc_core1"; > + assigned-clocks = <&topckgen CLK_TOP_VENC>; > + assigned-clock-parents = <&topckgen CLK_TOP_UNIVPLL_D4>; > + power-domains = <&spm MT8195_POWER_DOMAIN_VENC_CORE1>; > + }; > + }; > + }; > diff --git a/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml b/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml > index e7b65a91c92c..0530a694bcbe 100644 > --- a/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml > +++ b/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml > @@ -21,7 +21,6 @@ properties: > - mediatek,mt8173-vcodec-enc > - mediatek,mt8183-vcodec-enc > - mediatek,mt8192-vcodec-enc > - - mediatek,mt8195-vcodec-enc > > reg: > maxItems: 1 > -- > 2.18.0 > >
