Documentation/devicetree/bindings/mtd/ti,davinci-nand.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/mtd/ti,davinci-nand.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/mtd/ti,davinci-nand.yaml
Extension
.yaml
Size
3132 bytes
Lines
127
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

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Annotated Snippet

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/mtd/ti,davinci-nand.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: TI DaVinci NAND controller

maintainers:
  - Marcus Folkesson <marcus.folkesson@gmail.com>

allOf:
  - $ref: nand-controller.yaml

properties:
  compatible:
    enum:
      - ti,davinci-nand
      - ti,keystone-nand

  reg:
    items:
      - description: Access window.
      - description: AEMIF control registers.

  partitions:
    type: object
    required:
      - compatible

  ti,davinci-chipselect:
    description:
      Number of chipselect. Indicate on the davinci_nand driver which
      chipselect is used for accessing the nand.
    $ref: /schemas/types.yaml#/definitions/uint32
    enum: [0, 1, 2, 3]

  ti,davinci-mask-ale:
    description:
      Mask for ALE. Needed for executing address phase. These offset will be
      added to the base address for the chip select space the NAND Flash
      device is connected to.
    $ref: /schemas/types.yaml#/definitions/uint32
    default: 0x08

  ti,davinci-mask-cle:
    description:
      Mask for CLE. Needed for executing command phase. These offset will be
      added to the base address for the chip select space the NAND Flash device
      is connected to.
    $ref: /schemas/types.yaml#/definitions/uint32
    default: 0x10

  ti,davinci-mask-chipsel:
    description:
      Mask for chipselect address. Needed to mask addresses for given
      chipselect.
    $ref: /schemas/types.yaml#/definitions/uint32
    default: 0

  ti,davinci-ecc-bits:
    description: Used ECC bits.
    enum: [1, 4]

  ti,davinci-ecc-mode:
    description: Operation mode of the NAND ECC mode.
    $ref: /schemas/types.yaml#/definitions/string
    enum: [none, soft, hw, on-die]
    deprecated: true

Annotation

Implementation Notes