xref: /kernel/linux/linux-5.10/Documentation/devicetree/bindings/power/pd-samsung.yaml

# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/power/pd-samsung.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Samsung Exynos SoC Power Domains

maintainers:
  - Krzysztof Kozlowski <krzk@kernel.org>

description: |+
  Exynos processors include support for multiple power domains which are used
  to gate power to one or more peripherals on the processor.

allOf:
  - $ref: power-domain.yaml#

properties:
  compatible:
    enum:
      - samsung,exynos4210-pd
      - samsung,exynos5433-pd

  reg:
    maxItems: 1

  clocks:
    deprecated: true
    maxItems: 1

  clock-names:
    deprecated: true
    maxItems: 1

  label:
    description:
      Human readable string with domain name. Will be visible in userspace
      to let user to distinguish between multiple domains in SoC.

  "#power-domain-cells":
    const: 0

  power-domains:
    maxItems: 1

required:
  - compatible
  - "#power-domain-cells"
  - reg

unevaluatedProperties: false

examples:
  - |
    lcd0_pd: power-domain@10023c80 {
        compatible = "samsung,exynos4210-pd";
        reg = <0x10023c80 0x20>;
        #power-domain-cells = <0>;
        label = "LCD0";
    };

    mfc_pd: power-domain@10044060 {
        compatible = "samsung,exynos4210-pd";
        reg = <0x10044060 0x20>;
        #power-domain-cells = <0>;
        label = "MFC";
    };