168 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			YAML
		
	
	
	
	
	
			
		
		
	
	
			168 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			YAML
		
	
	
	
	
	
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: "http://devicetree.org/schemas/media/qcom,sm8250-venus.yaml#"
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$schema: "http://devicetree.org/meta-schemas/core.yaml#"
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title: Qualcomm Venus video encode and decode accelerators
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maintainers:
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  - Stanimir Varbanov <stanimir.varbanov@linaro.org>
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description: |
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  The Venus IP is a video encode and decode accelerator present
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  on Qualcomm platforms
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properties:
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  compatible:
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    const: qcom,sm8250-venus
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  reg:
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    maxItems: 1
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  interrupts:
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    maxItems: 1
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  power-domains:
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    minItems: 2
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    maxItems: 3
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  power-domain-names:
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    minItems: 2
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    items:
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      - const: venus
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      - const: vcodec0
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      - const: mx
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  clocks:
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    maxItems: 3
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  clock-names:
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    items:
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      - const: iface
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      - const: core
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      - const: vcodec0_core
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  iommus:
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    maxItems: 1
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  memory-region:
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    maxItems: 1
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  interconnects:
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    maxItems: 2
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  interconnect-names:
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    items:
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      - const: cpu-cfg
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      - const: video-mem
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  resets:
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    maxItems: 2
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  reset-names:
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    items:
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      - const: bus
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      - const: core
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  video-decoder:
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    type: object
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    properties:
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      compatible:
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        const: venus-decoder
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    required:
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      - compatible
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    additionalProperties: false
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  video-encoder:
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    type: object
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    properties:
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      compatible:
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        const: venus-encoder
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    required:
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      - compatible
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    additionalProperties: false
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  video-firmware:
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    type: object
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    additionalProperties: false
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    description: |
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      Firmware subnode is needed when the platform does not
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      have TrustZone.
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    properties:
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      iommus:
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        maxItems: 1
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    required:
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      - iommus
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required:
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  - compatible
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  - reg
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  - interrupts
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  - power-domains
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  - power-domain-names
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  - clocks
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  - clock-names
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  - interconnects
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  - interconnect-names
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  - iommus
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  - memory-region
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  - resets
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  - reset-names
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  - video-decoder
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  - video-encoder
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additionalProperties: false
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examples:
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  - |
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        #include <dt-bindings/interrupt-controller/arm-gic.h>
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        #include <dt-bindings/clock/qcom,videocc-sm8250.h>
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        #include <dt-bindings/interconnect/qcom,sm8250.h>
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        #include <dt-bindings/clock/qcom,gcc-sm8250.h>
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        #include <dt-bindings/power/qcom-rpmpd.h>
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        venus: video-codec@aa00000 {
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            compatible = "qcom,sm8250-venus";
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            reg = <0x0aa00000 0xff000>;
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            interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
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            power-domains = <&videocc MVS0C_GDSC>,
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                            <&videocc MVS0_GDSC>,
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                            <&rpmhpd SM8250_MX>;
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            power-domain-names = "venus", "vcodec0", "mx";
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            clocks = <&gcc GCC_VIDEO_AXI0_CLK>,
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                     <&videocc VIDEO_CC_MVS0C_CLK>,
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                     <&videocc VIDEO_CC_MVS0_CLK>;
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            clock-names = "iface", "core", "vcodec0_core";
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            interconnects = <&gem_noc MASTER_AMPSS_M0 &config_noc SLAVE_VENUS_CFG>,
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                            <&mmss_noc MASTER_VIDEO_P0 &mc_virt SLAVE_EBI_CH0>;
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            interconnect-names = "cpu-cfg", "video-mem";
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            iommus = <&apps_smmu 0x2100 0x0400>;
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            memory-region = <&video_mem>;
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            resets = <&gcc GCC_VIDEO_AXI0_CLK_ARES>,
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                     <&videocc VIDEO_CC_MVS0C_CLK_ARES>;
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            reset-names = "bus", "core";
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            video-decoder {
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                compatible = "venus-decoder";
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            };
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            video-encoder {
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                compatible = "venus-encoder";
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            };
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        };
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