0001 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
0002
0003 %YAML 1.2
0004 ---
0005 $id: "http://devicetree.org/schemas/media/qcom,sdm660-venus.yaml#"
0006 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
0007
0008 title: Qualcomm Venus video encode and decode accelerators
0009
0010 maintainers:
0011 - Stanimir Varbanov <stanimir.varbanov@linaro.org>
0012 - AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
0013
0014 description: |
0015 The Venus IP is a video encode and decode accelerator present
0016 on Qualcomm platforms
0017
0018 properties:
0019 compatible:
0020 const: qcom,sdm660-venus
0021
0022 reg:
0023 maxItems: 1
0024
0025 clocks:
0026 maxItems: 4
0027
0028 clock-names:
0029 items:
0030 - const: core
0031 - const: iface
0032 - const: bus
0033 - const: bus_throttle
0034
0035 interconnects:
0036 maxItems: 2
0037
0038 interconnect-names:
0039 items:
0040 - const: cpu-cfg
0041 - const: video-mem
0042
0043 interrupts:
0044 maxItems: 1
0045
0046 iommus:
0047 maxItems: 20
0048
0049 memory-region:
0050 maxItems: 1
0051
0052 power-domains:
0053 maxItems: 1
0054
0055 video-decoder:
0056 type: object
0057
0058 properties:
0059 compatible:
0060 const: venus-decoder
0061
0062 clocks:
0063 maxItems: 1
0064
0065 clock-names:
0066 items:
0067 - const: vcodec0_core
0068
0069 power-domains:
0070 maxItems: 1
0071
0072 required:
0073 - compatible
0074 - clocks
0075 - clock-names
0076 - power-domains
0077
0078 additionalProperties: false
0079
0080 video-encoder:
0081 type: object
0082
0083 properties:
0084 compatible:
0085 const: venus-encoder
0086
0087 clocks:
0088 maxItems: 1
0089
0090 clock-names:
0091 items:
0092 - const: vcodec0_core
0093
0094 power-domains:
0095 maxItems: 1
0096
0097 required:
0098 - compatible
0099 - clocks
0100 - clock-names
0101 - power-domains
0102
0103 additionalProperties: false
0104
0105 video-firmware:
0106 type: object
0107
0108 description: |
0109 Firmware subnode is needed when the platform does not
0110 have TrustZone.
0111
0112 properties:
0113 iommus:
0114 maxItems: 1
0115
0116 required:
0117 - iommus
0118
0119 required:
0120 - compatible
0121 - reg
0122 - clocks
0123 - clock-names
0124 - interrupts
0125 - iommus
0126 - memory-region
0127 - power-domains
0128 - video-decoder
0129 - video-encoder
0130
0131 additionalProperties: false
0132
0133 examples:
0134 - |
0135 #include <dt-bindings/clock/qcom,mmcc-sdm660.h>
0136 #include <dt-bindings/interrupt-controller/arm-gic.h>
0137
0138 video-codec@cc00000 {
0139 compatible = "qcom,sdm660-venus";
0140 reg = <0x0cc00000 0xff000>;
0141 clocks = <&mmcc VIDEO_CORE_CLK>,
0142 <&mmcc VIDEO_AHB_CLK>,
0143 <&mmcc VIDEO_AXI_CLK>,
0144 <&mmcc THROTTLE_VIDEO_AXI_CLK>;
0145 clock-names = "core", "iface", "bus", "bus_throttle";
0146 interconnects = <&gnoc 0 &mnoc 13>,
0147 <&mnoc 4 &bimc 5>;
0148 interconnect-names = "cpu-cfg", "video-mem";
0149 interrupts = <GIC_SPI 287 IRQ_TYPE_LEVEL_HIGH>;
0150 iommus = <&mmss_smmu 0x400>,
0151 <&mmss_smmu 0x401>,
0152 <&mmss_smmu 0x40a>,
0153 <&mmss_smmu 0x407>,
0154 <&mmss_smmu 0x40e>,
0155 <&mmss_smmu 0x40f>,
0156 <&mmss_smmu 0x408>,
0157 <&mmss_smmu 0x409>,
0158 <&mmss_smmu 0x40b>,
0159 <&mmss_smmu 0x40c>,
0160 <&mmss_smmu 0x40d>,
0161 <&mmss_smmu 0x410>,
0162 <&mmss_smmu 0x421>,
0163 <&mmss_smmu 0x428>,
0164 <&mmss_smmu 0x429>,
0165 <&mmss_smmu 0x42b>,
0166 <&mmss_smmu 0x42c>,
0167 <&mmss_smmu 0x42d>,
0168 <&mmss_smmu 0x411>,
0169 <&mmss_smmu 0x431>;
0170 memory-region = <&venus_region>;
0171 power-domains = <&mmcc VENUS_GDSC>;
0172
0173 video-decoder {
0174 compatible = "venus-decoder";
0175 clocks = <&mmcc VIDEO_SUBCORE0_CLK>;
0176 clock-names = "vcodec0_core";
0177 power-domains = <&mmcc VENUS_CORE0_GDSC>;
0178 };
0179
0180 video-encoder {
0181 compatible = "venus-encoder";
0182 clocks = <&mmcc VIDEO_SUBCORE0_CLK>;
0183 clock-names = "vcodec0_core";
0184 power-domains = <&mmcc VENUS_CORE0_GDSC>;
0185 };
0186 };
