Bindings/arm/samsung/exynos-chipid.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/arm/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     items:
  15       - const: samsung,exynos4210-chipid
  16
  17   reg:
  18     maxItems: 1
  19
  20   samsung,asv-bin:
  21     description:
  22       Adaptive Supply Voltage bin selection. This can be used
  23       to determine the ASV bin of an SoC if respective information
  24       is missing in the CHIPID registers or in the OTP memory.
  25     allOf:
  26       - $ref: /schemas/types.yaml#/definitions/uint32
  27       - enum: [ 0, 1, 2, 3 ]
  28
  29 required:
  30   - compatible
  31   - reg
  32
  33 examples:
  34   - |
  35     chipid@10000000 {
  36         compatible = "samsung,exynos4210-chipid";
  37         reg = <0x10000000 0x100>;
  38         samsung,asv-bin = <2>;
  39     };