Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml
Extension
.yaml
Size
2986 bytes
Lines
135
Domain
Support Tooling And Documentation
Bucket
Documentation
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/ufs/samsung,exynos-ufs.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Samsung SoC series UFS host controller

maintainers:
  - Alim Akhtar <alim.akhtar@samsung.com>

description: |
  Each Samsung UFS host controller instance should have its own node.

properties:
  compatible:
    enum:
      - google,gs101-ufs
      - samsung,exynos7-ufs
      - samsung,exynosautov9-ufs
      - samsung,exynosautov9-ufs-vh
      - samsung,exynosautov920-ufs
      - tesla,fsd-ufs

  reg:
    items:
      - description: HCI register
      - description: vendor specific register
      - description: unipro register
      - description: UFS protector register

  reg-names:
    items:
      - const: hci
      - const: vs_hci
      - const: unipro
      - const: ufsp

  clocks:
    minItems: 2
    items:
      - description: ufs link core clock
      - description: unipro main clock
      - description: fmp clock
      - description: ufs aclk clock
      - description: ufs pclk clock
      - description: sysreg clock

  clock-names:
    minItems: 2
    items:
      - const: core_clk
      - const: sclk_unipro_main
      - const: fmp
      - const: aclk
      - const: pclk
      - const: sysreg

  phys:
    maxItems: 1

  phy-names:
    const: ufs-phy

  power-domains:
    maxItems: 1

  samsung,sysreg:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    items:

Annotation

Implementation Notes