1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/hwinfo/samsung,exynos-chipid.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Samsung Exynos SoC series Chipid driver
8
9 maintainers:
10 - Krzysztof Kozlowski <krzk@kernel.org>
11
12 properties:
13 compatible:
14 oneOf:
15 - enum:
16 - samsung,exynos4210-chipid
17 - samsung,exynos850-chipid
18 - items:
19 - enum:
20 - samsung,exynos5433-chipid
21 - samsung,exynos7-chipid
22 - const: samsung,exynos4210-chipid
23 - items:
24 - enum:
25 - samsung,exynos7885-chipid
26 - samsung,exynosautov9-chipid
27 - samsung,exynosautov920-chipid
28 - const: samsung,exynos850-chipid
29
30 reg:
31 maxItems: 1
32
33 samsung,asv-bin:
34 description:
35 Adaptive Supply Voltage bin selection. This can be used
36 to determine the ASV bin of an SoC if respective information
37 is missing in the CHIPID registers or in the OTP memory.
38 $ref: /schemas/types.yaml#/definitions/uint32
39 enum: [0, 1, 2, 3]
40
41 required:
42 - compatible
43 - reg
44
45 additionalProperties: false
46
47 examples:
48 - |
49 chipid@10000000 {
50 compatible = "samsung,exynos4210-chipid";
51 reg = <0x10000000 0x100>;
52 samsung,asv-bin = <2>;
53 };
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