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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/hwinfo/samsung,exynos-chipid.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/hwinfo/samsung,exynos-chipid.yaml#

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

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title: Samsung Exynos SoC series Chipid driver

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maintainers:

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  - Krzysztof Kozlowski <krzk@kernel.org>

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properties:

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  compatible:

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    oneOf:

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      - enum:

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          - samsung,exynos4210-chipid

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          - samsung,exynos850-chipid

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      - items:

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          - enum:

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              - samsung,exynos5433-chipid

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              - samsung,exynos7-chipid

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              - samsung,exynos7870-chipid

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          - const: samsung,exynos4210-chipid

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      - items:

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          - enum:

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              - samsung,exynos2200-chipid

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              - samsung,exynos7885-chipid

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              - samsung,exynos8895-chipid

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              - samsung,exynos9810-chipid

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              - samsung,exynos990-chipid

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              - samsung,exynosautov9-chipid

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              - samsung,exynosautov920-chipid

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          - const: samsung,exynos850-chipid

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  reg:

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    maxItems: 1

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  samsung,asv-bin:

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    description:

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      Adaptive Supply Voltage bin selection. This can be used

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      to determine the ASV bin of an SoC if respective information

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      is missing in the CHIPID registers or in the OTP memory.

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    $ref: /schemas/types.yaml#/definitions/uint32

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    enum: [0, 1, 2, 3]

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required:

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  - compatible

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  - reg

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additionalProperties: false

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examples:

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  - |

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    chipid@10000000 {

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        compatible = "samsung,exynos4210-chipid";

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        reg = <0x10000000 0x100>;

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        samsung,asv-bin = <2>;

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    };

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