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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/gpu/arm,mali-utgard.yaml
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# SPDX-License-Identifier: GPL-2.0-only

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%YAML 1.2

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---

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$id: http://devicetree.org/schemas/gpu/arm,mali-utgard.yaml#

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

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title: ARM Mali Utgard GPU

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maintainers:

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  - Rob Herring <robh@kernel.org>

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  - Maxime Ripard <mripard@kernel.org>

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  - Heiko Stuebner <heiko@sntech.de>

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properties:

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  $nodename:

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    pattern: '^gpu@[a-f0-9]+$'

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  compatible:

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    oneOf:

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      - items:

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          - const: allwinner,sun8i-a23-mali

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          - const: allwinner,sun7i-a20-mali

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          - const: arm,mali-400

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      - items:

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          - enum:

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              - allwinner,sun4i-a10-mali

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              - allwinner,sun7i-a20-mali

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              - allwinner,sun8i-h3-mali

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              - allwinner,sun8i-r40-mali

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              - allwinner,sun50i-a64-mali

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              - rockchip,rk3036-mali

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              - rockchip,rk3066-mali

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              - rockchip,rk3128-mali

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              - rockchip,rk3188-mali

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              - rockchip,rk3228-mali

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              - samsung,exynos4210-mali

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              - st,stih410-mali

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              - stericsson,db8500-mali

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              - xlnx,zynqmp-mali

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          - const: arm,mali-400

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      - items:

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          - enum:

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              - allwinner,sun50i-h5-mali

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              - amlogic,meson8-mali

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              - amlogic,meson8b-mali

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              - amlogic,meson-gxbb-mali

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              - amlogic,meson-gxl-mali

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              - hisilicon,hi6220-mali

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              - mediatek,mt7623-mali

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              - rockchip,rk3328-mali

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              - rockchip,rk3528-mali

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          - const: arm,mali-450

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      # "arm,mali-300"

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  reg:

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    maxItems: 1

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  interrupts:

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    minItems: 4

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    maxItems: 20

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  interrupt-names:

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    allOf:

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      - additionalItems: true

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        minItems: 4

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        maxItems: 20

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        items:

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          # At least enforce the first 2 interrupts

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          - const: gp

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          - const: gpmmu

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      - items:

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          # Not ideal as any order and combination are allowed

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          enum:

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            - gp        # Geometry Processor interrupt

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            - gpmmu     # Geometry Processor MMU interrupt

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            - pp        # Pixel Processor broadcast interrupt (mali-450 only)

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            - pp0       # Pixel Processor X interrupt (X from 0 to 7)

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            - ppmmu0    # Pixel Processor X MMU interrupt (X from 0 to 7)

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            - pp1

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            - ppmmu1

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            - pp2

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            - ppmmu2

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            - pp3

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            - ppmmu3

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            - pp4

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            - ppmmu4

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            - pp5

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            - ppmmu5

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            - pp6

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            - ppmmu6

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            - pp7

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            - ppmmu7

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            - pmu       # Power Management Unit interrupt (optional)

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            - combined  # stericsson,db8500-mali only

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  clocks:

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    maxItems: 2

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  clock-names:

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    items:

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      - const: bus

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      - const: core

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  memory-region: true

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  mali-supply: true

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  opp-table:

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    type: object

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  power-domains:

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    maxItems: 1

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  resets:

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    maxItems: 1

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  operating-points-v2: true

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  "#cooling-cells":

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    const: 2

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required:

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  - compatible

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  - reg

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  - interrupts

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  - interrupt-names

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  - clocks

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  - clock-names

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additionalProperties: false

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allOf:

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  - if:

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      properties:

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        compatible:

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          contains:

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            enum:

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              - allwinner,sun4i-a10-mali

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              - allwinner,sun7i-a20-mali

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              - allwinner,sun8i-r40-mali

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              - allwinner,sun50i-a64-mali

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              - allwinner,sun50i-h5-mali

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              - amlogic,meson8-mali

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              - amlogic,meson8b-mali

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              - hisilicon,hi6220-mali

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              - mediatek,mt7623-mali

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              - rockchip,rk3036-mali

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              - rockchip,rk3066-mali

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              - rockchip,rk3188-mali

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              - rockchip,rk3228-mali

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              - rockchip,rk3328-mali

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              - rockchip,rk3528-mali

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    then:

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      required:

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        - resets

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examples:

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  - |

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

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

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    mali: gpu@1c40000 {

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      compatible = "allwinner,sun7i-a20-mali", "arm,mali-400";

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      reg = <0x01c40000 0x10000>;

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      interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>,

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             <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>,

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             <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>,

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             <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>,

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             <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>,

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             <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>,

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             <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>;

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      interrupt-names = "gp",

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            "gpmmu",

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            "pp0",

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            "ppmmu0",

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            "pp1",

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            "ppmmu1",

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            "pmu";

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      clocks = <&ccu 1>, <&ccu 2>;

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      clock-names = "bus", "core";

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      resets = <&ccu 1>;

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      #cooling-cells = <2>;

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    };

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...

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