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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/dma/mediatek,mt7622-hsdma.yaml
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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause

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%YAML 1.2

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---

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$id: http://devicetree.org/schemas/dma/mediatek,mt7622-hsdma.yaml#

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$schema: http://devicetree.org/meta-schemas/core.yaml#

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title: MediaTek High-Speed DMA Controller

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maintainers:

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  - Sean Wang <sean.wang@mediatek.com>

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allOf:

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  - $ref: dma-controller.yaml#

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properties:

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  compatible:

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    enum:

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      - mediatek,mt7622-hsdma

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      - mediatek,mt7623-hsdma

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  reg:

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    maxItems: 1

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  interrupts:

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    maxItems: 1

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  clocks:

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    maxItems: 1

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  clock-names:

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    const: hsdma

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  power-domains:

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    maxItems: 1

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  "#dma-cells":

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    description: Channel number

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    const: 1

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required:

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  - reg

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  - interrupts

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  - clocks

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  - clock-names

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  - power-domains

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unevaluatedProperties: false

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examples:

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  - |

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    #include <dt-bindings/clock/mt2701-clk.h>

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    #include <dt-bindings/interrupt-controller/arm-gic.h>

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    #include <dt-bindings/power/mt2701-power.h>

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    dma-controller@1b007000 {

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        compatible = "mediatek,mt7623-hsdma";

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        reg = <0x1b007000 0x1000>;

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        interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_LOW>;

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        clocks = <&ethsys CLK_ETHSYS_HSDMA>;

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        clock-names = "hsdma";

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        power-domains = <&scpsys MT2701_POWER_DOMAIN_ETH>;

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        #dma-cells = <1>;

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    };

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