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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/gpu/samsung-scaler.yaml
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# SPDX-License-Identifier: GPL-2.0

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%YAML 1.2

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---

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$id: http://devicetree.org/schemas/gpu/samsung-scaler.yaml#

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

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title: Samsung Exynos SoC Image Scaler

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maintainers:

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  - Inki Dae <inki.dae@samsung.com>

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properties:

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  compatible:

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    enum:

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      - samsung,exynos5420-scaler

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      - samsung,exynos5433-scaler

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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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    minItems: 1

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    maxItems: 3

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  clock-names:

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    minItems: 1

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    maxItems: 3

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  iommus:

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    minItems: 1

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    maxItems: 2

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  power-domains:

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    maxItems: 1

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required:

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  - compatible

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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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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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            const: samsung,exynos5420-scaler

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    then:

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      properties:

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        clocks:

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          items:

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            - description: mscl clock

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        clock-names:

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          items:

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            - const: mscl

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        iommus:

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          minItems: 2

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    else:

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      properties:

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        clocks:

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          items:

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            - description: pclk clock

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            - description: aclk clock

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            - description: aclk_xiu clock

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        clock-names:

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          items:

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            - const: pclk

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            - const: aclk

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            - const: aclk_xiu

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        iommus:

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          maxItems: 1

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additionalProperties: false

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examples:

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  - |

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    #include <dt-bindings/clock/exynos5420.h>

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

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    scaler@12800000 {

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        compatible = "samsung,exynos5420-scaler";

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        reg = <0x12800000 0x1294>;

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        interrupts = <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH>;

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        clocks = <&clock CLK_MSCL0>;

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        clock-names = "mscl";

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    };

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...

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