Documentation/devicetree/bindings/spi/st,stm32mp25-ospi.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/spi/st,stm32mp25-ospi.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/spi/st,stm32mp25-ospi.yaml
Extension
.yaml
Size
2579 bytes
Lines
108
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/spi/st,stm32mp25-ospi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: STMicroelectronics STM32 Octal Serial Peripheral Interface (OSPI)

maintainers:
  - Patrice Chotard <patrice.chotard@foss.st.com>

allOf:
  - $ref: spi-controller.yaml#

properties:
  compatible:
    const: st,stm32mp25-ospi

  reg:
    maxItems: 1

  memory-region:
    description:
      Memory region to be used for memory-map read access.
      In memory-mapped mode, read access are performed from the memory
      device using the direct mapping.
    maxItems: 1

  clocks:
    maxItems: 1

  interrupts:
    maxItems: 1

  resets:
    items:
      - description: phandle to OSPI block reset
      - description: phandle to delay block reset

  dmas:
    maxItems: 2

  dma-names:
    items:
      - const: tx
      - const: rx

  st,syscfg-dlyb:
    description: configure OCTOSPI delay block.
    $ref: /schemas/types.yaml#/definitions/phandle-array
    items:
      - items:
          - description: phandle to syscfg
          - description: register offset within syscfg

  access-controllers:
    description: phandle to the rifsc device to check access right
      and in some cases, an additional phandle to the rcc device for
      secure clock control.
    items:
      - description: phandle to bus controller
      - description: phandle to clock controller
    minItems: 1

  power-domains:
    maxItems: 1

required:
  - compatible
  - reg

Annotation

Implementation Notes