Linux Audio

Check our new training course

Embedded Linux Audio

Check our new training course
with Creative Commons CC-BY-SA
lecture materials

Bootlin logo

Elixir Cross Referencer

Open Menu / Documentation / devicetree / bindings / media / qcom,sdm845-venus-v2.yaml
Loading...
  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
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)

%YAML 1.2
---
$id: "http://devicetree.org/schemas/media/qcom,sdm845-venus-v2.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 IP is a video encode and decode accelerator present
  on Qualcomm platforms

properties:
  compatible:
    const: qcom,sdm845-venus-v2

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  power-domains:
    maxItems: 3

  power-domain-names:
    items:
      - const: venus
      - const: vcodec0
      - const: vcodec1

  clocks:
    maxItems: 7

  clock-names:
    items:
      - const: core
      - const: iface
      - const: bus
      - const: vcodec0_core
      - const: vcodec0_bus
      - const: vcodec1_core
      - const: vcodec1_bus

  iommus:
    maxItems: 2

  memory-region:
    maxItems: 1

  video-core0:
    type: object

    properties:
      compatible:
        const: venus-decoder

    required:
      - compatible

    additionalProperties: false

  video-core1:
    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-core0
  - video-core1

examples:
  - |
        #include <dt-bindings/interrupt-controller/arm-gic.h>
        #include <dt-bindings/clock/qcom,videocc-sdm845.h>

        video-codec@aa00000 {
                compatible = "qcom,sdm845-venus-v2";
                reg = <0x0aa00000 0xff000>;
                interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
                clocks = <&videocc VIDEO_CC_VENUS_CTL_CORE_CLK>,
                         <&videocc VIDEO_CC_VENUS_AHB_CLK>,
                         <&videocc VIDEO_CC_VENUS_CTL_AXI_CLK>,
                         <&videocc VIDEO_CC_VCODEC0_CORE_CLK>,
                         <&videocc VIDEO_CC_VCODEC0_AXI_CLK>,
                         <&videocc VIDEO_CC_VCODEC1_CORE_CLK>,
                         <&videocc VIDEO_CC_VCODEC1_AXI_CLK>;
                clock-names = "core", "iface", "bus",
                              "vcodec0_core", "vcodec0_bus",
                              "vcodec1_core", "vcodec1_bus";
                power-domains = <&videocc VENUS_GDSC>,
                                <&videocc VCODEC0_GDSC>,
                                <&videocc VCODEC1_GDSC>;
                power-domain-names = "venus", "vcodec0", "vcodec1";
                iommus = <&apps_smmu 0x10a0 0x8>,
                         <&apps_smmu 0x10b0 0x0>;
                memory-region = <&venus_mem>;

                video-core0 {
                        compatible = "venus-decoder";
                };

                video-core1 {
                        compatible = "venus-encoder";
                };
        };