xref: /openbmc/linux/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.yaml (revision a16ce2f33732d04945c45922b3edb018caffcc07)

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/mediatek-jpeg-decoder.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: MediaTek JPEG Decoder Device Tree Bindings

maintainers:
  - Xia Jiang <xia.jiang@mediatek.com>

description: |-
  Mediatek JPEG Decoder is the JPEG decode hardware present in Mediatek SoCs

properties:
  compatible:
    oneOf:
      - items:
          - enum:
              - mediatek,mt8173-jpgdec
              - mediatek,mt2701-jpgdec
      - items:
          - enum:
              - mediatek,mt7623-jpgdec
          - const: mediatek,mt2701-jpgdec

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 2
    minItems: 2

  clock-names:
    items:
      - const: jpgdec-smi
      - const: jpgdec

  power-domains:
    maxItems: 1

  mediatek,larb:
    $ref: '/schemas/types.yaml#/definitions/phandle'
    description: |
      Must contain the local arbiters in the current Socs, see
      Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml
      for details.

  iommus:
    maxItems: 2
    description: |
      Points to the respective IOMMU block with master port as argument, see
      Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml for details.
      Ports are according to the HW.

required:
  - compatible
  - reg
  - interrupts
  - clocks
  - clock-names
  - power-domains
  - mediatek,larb
  - iommus

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/mt2701-clk.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/memory/mt2701-larb-port.h>
    #include <dt-bindings/power/mt2701-power.h>
    jpegdec: jpegdec@15004000 {
      compatible = "mediatek,mt2701-jpgdec";
      reg = <0x15004000 0x1000>;
      interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_LOW>;
      clocks =  <&imgsys CLK_IMG_JPGDEC_SMI>,
                <&imgsys CLK_IMG_JPGDEC>;
      clock-names = "jpgdec-smi",
                    "jpgdec";
      power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
      mediatek,larb = <&larb2>;
      iommus = <&iommu MT2701_M4U_PORT_JPGDEC_WDMA>,
               <&iommu MT2701_M4U_PORT_JPGDEC_BSDMA>;
    };