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Linux/Documentation/devicetree/bindings/media/nvidia,tegra-vde.yaml

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  1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2 %YAML 1.2
  3 ---
  4 $id: http://devicetree.org/schemas/media/nvidia,tegra-vde.yaml#
  5 $schema: http://devicetree.org/meta-schemas/core.yaml#
  6 
  7 title: NVIDIA Tegra Video Decoder Engine
  8 
  9 maintainers:
 10   - Dmitry Osipenko <digetx@gmail.com>
 11   - Jon Hunter <jonathanh@nvidia.com>
 12   - Thierry Reding <thierry.reding@gmail.com>
 13 
 14 properties:
 15   compatible:
 16     oneOf:
 17       - items:
 18           - enum:
 19               - nvidia,tegra132-vde
 20               - nvidia,tegra124-vde
 21               - nvidia,tegra114-vde
 22       - items:
 23           - const: nvidia,tegra30-vde
 24           - const: nvidia,tegra20-vde
 25       - items:
 26           - const: nvidia,tegra20-vde
 27 
 28   reg:
 29     maxItems: 9
 30 
 31   reg-names:
 32     items:
 33       - const: sxe
 34       - const: bsev
 35       - const: mbe
 36       - const: ppe
 37       - const: mce
 38       - const: tfe
 39       - const: ppb
 40       - const: vdma
 41       - const: frameid
 42 
 43   clocks:
 44     maxItems: 1
 45 
 46   resets:
 47     maxItems: 2
 48 
 49   reset-names:
 50     items:
 51       - const: vde
 52       - const: mc
 53 
 54   interrupts:
 55     maxItems: 3
 56 
 57   interrupt-names:
 58     items:
 59       - const: sync-token
 60       - const: bsev
 61       - const: sxe
 62 
 63   iommus:
 64     maxItems: 1
 65 
 66   iram:
 67     $ref: /schemas/types.yaml#/definitions/phandle
 68     description:
 69       Phandle of the SRAM MMIO node.
 70 
 71   operating-points-v2:
 72     description:
 73       Should contain freqs and voltages and opp-supported-hw property,
 74       which is a bitfield indicating SoC speedo or process ID mask.
 75 
 76   power-domains:
 77     maxItems: 1
 78     description:
 79       Phandle to the SoC core power domain.
 80 
 81 required:
 82   - compatible
 83   - reg
 84   - reg-names
 85   - clocks
 86   - resets
 87   - reset-names
 88   - interrupts
 89   - interrupt-names
 90 
 91 additionalProperties: false
 92 
 93 examples:
 94   - |
 95     video-codec@6001a000 {
 96       compatible = "nvidia,tegra20-vde";
 97       reg = <0x6001a000 0x1000>, /* Syntax Engine */
 98             <0x6001b000 0x1000>, /* Video Bitstream Engine */
 99             <0x6001c000  0x100>, /* Macroblock Engine */
100             <0x6001c200  0x100>, /* Post-processing Engine */
101             <0x6001c400  0x100>, /* Motion Compensation Engine */
102             <0x6001c600  0x100>, /* Transform Engine */
103             <0x6001c800  0x100>, /* Pixel prediction block */
104             <0x6001ca00  0x100>, /* Video DMA */
105             <0x6001d800  0x300>; /* Video frame controls */
106       reg-names = "sxe", "bsev", "mbe", "ppe", "mce",
107                   "tfe", "ppb", "vdma", "frameid";
108       iram = <&iram>; /* IRAM MMIO region */
109       interrupts = <0  9 4>, /* Sync token */
110                    <0 10 4>, /* BSE-V */
111                    <0 12 4>; /* SXE */
112       interrupt-names = "sync-token", "bsev", "sxe";
113       clocks = <&clk 61>;
114       reset-names = "vde", "mc";
115       resets = <&rst 61>, <&mem 13>;
116       iommus = <&mem 15>;
117       operating-points-v2 = <&dvfs_opp_table>;
118       power-domains = <&domain>;
119     };

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