media: dt-bindings: media: venus: Add sc7280 dt schema

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)

%YAML 1.2

---

$id: "http://devicetree.org/schemas/media/qcom,sc7280-venus.yaml#"

$schema: "http://devicetree.org/meta-schemas/core.yaml#"

title: Qualcomm Venus video encode and decode accelerators

maintainers:

  - Stanimir Varbanov <stanimir.varbanov@linaro.org>

description: |

  The Venus Iris2 IP is a video encode and decode accelerator present

  on Qualcomm platforms

properties:

  compatible:

    const: qcom,sc7280-venus

  reg:

    maxItems: 1

  interrupts:

    maxItems: 1

  power-domains:

    minItems: 2

    maxItems: 3

  power-domain-names:

    minItems: 2

    maxItems: 3

    items:

      - const: venus

      - const: vcodec0

      - const: cx

  clocks:

    maxItems: 5

  clock-names:

    items:

      - const: core

      - const: bus

      - const: iface

      - const: vcodec_core

      - const: vcodec_bus

  iommus:

    maxItems: 2

  memory-region:

    maxItems: 1

  interconnects:

    maxItems: 2

  interconnect-names:

    items:

      - const: cpu-cfg

      - const: video-mem

  video-decoder:

    type: object

    properties:

      compatible:

        const: venus-decoder

    required:

      - compatible

    additionalProperties: false

  video-encoder:

    type: object

    properties:

      compatible:

        const: venus-encoder

    required:

      - compatible

    additionalProperties: false

  video-firmware:

    type: object

    description: |

      Firmware subnode is needed when the platform does not

      have TrustZone.

    properties:

      iommus:

        maxItems: 1

    required:

      - iommus

required:

  - compatible

  - reg

  - interrupts

  - power-domains

  - power-domain-names

  - clocks

  - clock-names

  - iommus

  - memory-region

  - video-decoder

  - video-encoder

additionalProperties: false

examples:

  - |

        #include <dt-bindings/interrupt-controller/arm-gic.h>

        #include <dt-bindings/clock/qcom,videocc-sc7280.h>

        #include <dt-bindings/interconnect/qcom,sc7280.h>

        #include <dt-bindings/power/qcom-rpmpd.h>

        venus: video-codec@aa00000 {

                compatible = "qcom,sc7280-venus";

                reg = <0x0aa00000 0xd0600>;

                interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;

                clocks = <&videocc VIDEO_CC_MVSC_CORE_CLK>,

                         <&videocc VIDEO_CC_MVSC_CTL_AXI_CLK>,

                         <&videocc VIDEO_CC_VENUS_AHB_CLK>,

                         <&videocc VIDEO_CC_MVS0_CORE_CLK>,

                         <&videocc VIDEO_CC_MVS0_AXI_CLK>;

                clock-names = "core", "bus", "iface",

                              "vcodec_core", "vcodec_bus";

                power-domains = <&videocc MVSC_GDSC>,

                                <&videocc MVS0_GDSC>,

                                <&rpmhpd SC7280_CX>;

                power-domain-names = "venus", "vcodec0", "cx";

                interconnects = <&gem_noc MASTER_APPSS_PROC 0 &cnoc2 SLAVE_VENUS_CFG 0>,

                                <&mmss_noc MASTER_VIDEO_P0 0 &mc_virt SLAVE_EBI1 0>;

                interconnect-names = "cpu-cfg", "video-mem";

                iommus = <&apps_smmu 0x2180 0x20>,

                         <&apps_smmu 0x2184 0x20>;

                memory-region = <&video_mem>;

                video-decoder {

                        compatible = "venus-decoder";

                };

                video-encoder {

                        compatible = "venus-encoder";

                };

                video-firmware {

                        iommus = <&apps_smmu 0x21a2 0x0>;

                };

        };