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
  7title: Chips&Media Coda multi-standard codec IP
  8
  9maintainers:
 10  - Philipp Zabel <p.zabel@pengutronix.de>
 11
 12description: |-
 13  Coda codec IPs are present in i.MX SoCs in various versions,
 14  called VPU (Video Processing Unit).
 15
 16properties:
 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
 69required:
 70  - compatible
 71  - reg
 72  - interrupts
 73  - clocks
 74  - clock-names
 75
 76additionalProperties: false
 77
 78allOf:
 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
 98examples:
 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    };