coda.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/media/coda.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Chips&Media Coda multi-standard codec IP
    8 
    9 maintainers:
   10   - Philipp Zabel <p.zabel@pengutronix.de>
   11 
   12 description: |-
   13   Coda codec IPs are present in i.MX SoCs in various versions,
   14   called VPU (Video Processing Unit).
   15 
   16 properties:
   17   compatible:
   18     oneOf:
   19       - items:
   20           - const: fsl,imx27-vpu
   21           - const: cnm,codadx6
   22       - items:
   23           - const: fsl,imx51-vpu
   24           - const: cnm,codahx4
   25       - items:
   26           - const: fsl,imx53-vpu
   27           - const: cnm,coda7541
   28       - items:
   29           - enum:
   30               - fsl,imx6dl-vpu
   31               - fsl,imx6q-vpu
   32           - const: cnm,coda960
   33 
   34   reg:
   35     maxItems: 1
   36 
   37   clocks:
   38     items:
   39       - description: PER clock
   40       - description: AHB interface clock
   41 
   42   clock-names:
   43     items:
   44       - const: per
   45       - const: ahb
   46 
   47   interrupts:
   48     minItems: 1
   49     items:
   50       - description: BIT processor interrupt
   51       - description: JPEG unit interrupt
   52 
   53   interrupt-names:
   54     minItems: 1
   55     items:
   56       - const: bit
   57       - const: jpeg
   58 
   59   power-domains:
   60     maxItems: 1
   61 
   62   resets:
   63     maxItems: 1
   64 
   65   iram:
   66     $ref: /schemas/types.yaml#/definitions/phandle
   67     description: phandle pointing to the SRAM device node
   68 
   69 required:
   70   - compatible
   71   - reg
   72   - interrupts
   73   - clocks
   74   - clock-names
   75 
   76 additionalProperties: false
   77 
   78 allOf:
   79   - if:
   80       properties:
   81         compatible:
   82           contains:
   83             const: cnm,coda960
   84     then:
   85       properties:
   86         interrupts:
   87           minItems: 2
   88 
   89         interrupt-names:
   90           minItems: 2
   91     else:
   92       properties:
   93         interrupts:
   94           maxItems: 1
   95 
   96         power-domains: false
   97 
   98 examples:
   99   - |
  100     vpu: video-codec@63ff4000 {
  101         compatible = "fsl,imx53-vpu", "cnm,coda7541";
  102         reg = <0x63ff4000 0x1000>;
  103         interrupts = <9>;
  104         clocks = <&clks 63>, <&clks 63>;
  105         clock-names = "per", "ahb";
  106         iram = <&ocram>;
  107     };

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sys/contrib/device-tree/Bindings/media/coda.yaml