Documentation/devicetree/bindings/media/coda.yaml

   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     };