Documentation/devicetree/bindings/memory-controllers/calxeda-ddr-ctrlr.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/memory-controllers/calxeda-ddr-ctrlr.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/memory-controllers/calxeda-ddr-ctrlr.yaml
Extension
.yaml
Size
913 bytes
Lines
43
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/memory-controllers/calxeda-ddr-ctrlr.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Calxeda DDR memory controller

description: |
  The Calxeda DDR memory controller is initialised and programmed by the
  firmware, but an OS might want to read its registers for error reporting
  purposes and to learn about the DRAM topology.

maintainers:
  - Andre Przywara <andre.przywara@arm.com>

properties:
  compatible:
    enum:
      - calxeda,hb-ddr-ctrl
      - calxeda,ecx-2000-ddr-ctrl

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

required:
  - compatible
  - reg
  - interrupts

additionalProperties: false

examples:
  - |
    memory-controller@fff00000 {
        compatible = "calxeda,hb-ddr-ctrl";
        reg = <0xfff00000 0x1000>;
        interrupts = <0 91 4>;
    };

Annotation

Implementation Notes