Documentation / devicetree / bindings / media / qcom,sm8250-venus.yaml


Based on kernel version 6.8. Page generated on 2024-03-11 21:26 EST.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/qcom,sm8250-venus.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm SM8250 Venus video encode and decode accelerators

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

description: |
  The Venus IP is a video encode and decode accelerator present
  on Qualcomm platforms

allOf:
  - $ref: qcom,venus-common.yaml#

properties:
  compatible:
    const: qcom,sm8250-venus

  power-domains:
    minItems: 2
    maxItems: 3

  power-domain-names:
    minItems: 2
    items:
      - const: venus
      - const: vcodec0
      - const: mx

  clocks:
    maxItems: 3

  clock-names:
    items:
      - const: iface
      - const: core
      - const: vcodec0_core

  iommus:
    maxItems: 1

  interconnects:
    maxItems: 2

  interconnect-names:
    items:
      - const: cpu-cfg
      - const: video-mem

  operating-points-v2: true
  opp-table:
    type: object

  resets:
    maxItems: 2

  reset-names:
    items:
      - const: bus
      - const: core

  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

required:
  - compatible
  - power-domain-names
  - interconnects
  - interconnect-names
  - iommus
  - resets
  - reset-names
  - video-decoder
  - video-encoder

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/clock/qcom,videocc-sm8250.h>
    #include <dt-bindings/interconnect/qcom,sm8250.h>
    #include <dt-bindings/clock/qcom,gcc-sm8250.h>
    #include <dt-bindings/power/qcom,rpmhpd.h>
 
    venus: video-codec@aa00000 {
        compatible = "qcom,sm8250-venus";
        reg = <0x0aa00000 0xff000>;
        interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
        power-domains = <&videocc MVS0C_GDSC>,
                        <&videocc MVS0_GDSC>,
                        <&rpmhpd RPMHPD_MX>;
        power-domain-names = "venus", "vcodec0", "mx";
 
        clocks = <&gcc GCC_VIDEO_AXI0_CLK>,
                 <&videocc VIDEO_CC_MVS0C_CLK>,
                 <&videocc VIDEO_CC_MVS0_CLK>;
        clock-names = "iface", "core", "vcodec0_core";
 
        interconnects = <&gem_noc MASTER_AMPSS_M0 &config_noc SLAVE_VENUS_CFG>,
                        <&mmss_noc MASTER_VIDEO_P0 &mc_virt SLAVE_EBI_CH0>;
        interconnect-names = "cpu-cfg", "video-mem";
 
        iommus = <&apps_smmu 0x2100 0x0400>;
        memory-region = <&video_mem>;
 
        resets = <&gcc GCC_VIDEO_AXI0_CLK_ARES>,
                 <&videocc VIDEO_CC_MVS0C_CLK_ARES>;
        reset-names = "bus", "core";
 
        video-decoder {
            compatible = "venus-decoder";
        };
 
        video-encoder {
            compatible = "venus-encoder";
        };
    };