Documentation/devicetree/bindings/media/qcom,sdm845-venus-v2.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2
   3 %YAML 1.2
   4 ---
   5 $id: "http://devicetree.org/schemas/media/qcom,sdm845-venus-v2.yaml#"
   6 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
   7
   8 title: Qualcomm Venus video encode and decode accelerators
   9
  10 maintainers:
  11   - Stanimir Varbanov <stanimir.varbanov@linaro.org>
  12
  13 description: |
  14   The Venus IP is a video encode and decode accelerator present
  15   on Qualcomm platforms
  16
  17 properties:
  18   compatible:
  19     const: qcom,sdm845-venus-v2
  20
  21   reg:
  22     maxItems: 1
  23
  24   interrupts:
  25     maxItems: 1
  26
  27   power-domains:
  28     maxItems: 3
  29
  30   power-domain-names:
  31     items:
  32       - const: venus
  33       - const: vcodec0
  34       - const: vcodec1
  35
  36   clocks:
  37     maxItems: 7
  38
  39   clock-names:
  40     items:
  41       - const: core
  42       - const: iface
  43       - const: bus
  44       - const: vcodec0_core
  45       - const: vcodec0_bus
  46       - const: vcodec1_core
  47       - const: vcodec1_bus
  48
  49   iommus:
  50     maxItems: 2
  51
  52   memory-region:
  53     maxItems: 1
  54
  55   video-core0:
  56     type: object
  57
  58     properties:
  59       compatible:
  60         const: venus-decoder
  61
  62     required:
  63       - compatible
  64
  65     additionalProperties: false
  66
  67   video-core1:
  68     type: object
  69
  70     properties:
  71       compatible:
  72         const: venus-encoder
  73
  74     required:
  75       - compatible
  76
  77     additionalProperties: false
  78
  79   video-firmware:
  80     type: object
  81
  82     description: |
  83       Firmware subnode is needed when the platform does not
  84       have TrustZone.
  85
  86     properties:
  87       iommus:
  88         maxItems: 1
  89
  90     required:
  91       - iommus
  92
  93 required:
  94   - compatible
  95   - reg
  96   - interrupts
  97   - power-domains
  98   - power-domain-names
  99   - clocks
 100   - clock-names
 101   - iommus
 102   - memory-region
 103   - video-core0
 104   - video-core1
 105
 106 examples:
 107   - |
 108         #include <dt-bindings/interrupt-controller/arm-gic.h>
 109         #include <dt-bindings/clock/qcom,videocc-sdm845.h>
 110
 111         video-codec@aa00000 {
 112                 compatible = "qcom,sdm845-venus-v2";
 113                 reg = <0 0x0aa00000 0 0xff000>;
 114                 interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
 115                 clocks = <&videocc VIDEO_CC_VENUS_CTL_CORE_CLK>,
 116                          <&videocc VIDEO_CC_VENUS_AHB_CLK>,
 117                          <&videocc VIDEO_CC_VENUS_CTL_AXI_CLK>,
 118                          <&videocc VIDEO_CC_VCODEC0_CORE_CLK>,
 119                          <&videocc VIDEO_CC_VCODEC0_AXI_CLK>,
 120                          <&videocc VIDEO_CC_VCODEC1_CORE_CLK>,
 121                          <&videocc VIDEO_CC_VCODEC1_AXI_CLK>;
 122                 clock-names = "core", "iface", "bus",
 123                               "vcodec0_core", "vcodec0_bus",
 124                               "vcodec1_core", "vcodec1_bus";
 125                 power-domains = <&videocc VENUS_GDSC>,
 126                                 <&videocc VCODEC0_GDSC>,
 127                                 <&videocc VCODEC1_GDSC>;
 128                 power-domain-names = "venus", "vcodec0", "vcodec1";
 129                 iommus = <&apps_smmu 0x10a0 0x8>,
 130                          <&apps_smmu 0x10b0 0x0>;
 131                 memory-region = <&venus_mem>;
 132
 133                 video-core0 {
 134                         compatible = "venus-decoder";
 135                 };
 136
 137                 video-core1 {
 138                         compatible = "venus-encoder";
 139                 };
 140         };