Documentation / devicetree / bindings / ata / cavium,ebt3000-compact-flash.yaml


Based on kernel version 6.16. Page generated on 2025-08-06 08:56 EST.

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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/ata/cavium,ebt3000-compact-flash.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Cavium Compact Flash

maintainers:
  - Rob Herring <robh@kernel.org>

description:
  The Cavium Compact Flash device is connected to the Octeon Boot Bus, and is
  thus a child of the Boot Bus device.  It can read and write industry standard
  compact flash devices.

properties:
  compatible:
    const: cavium,ebt3000-compact-flash

  reg:
    description: The base address of the CF chip select banks.
    items:
      - description: CF chip select bank 0
      - description: CF chip select bank 1

  cavium,bus-width:
    description: The width of the connection to the CF devices.
    $ref: /schemas/types.yaml#/definitions/uint32
    enum: [8, 16]

  cavium,true-ide:
    description: True IDE mode when present.
    type: boolean

  cavium,dma-engine-handle:
    description: A phandle for the DMA Engine connected to this device.
    $ref: /schemas/types.yaml#/definitions/phandle

required:
  - compatible
  - reg

additionalProperties: false

examples:
  - |
    bus {
        #address-cells = <2>;
        #size-cells = <1>;
 
        compact-flash@5,0 {
            compatible = "cavium,ebt3000-compact-flash";
            reg = <5 0 0x10000>, <6 0 0x10000>;
            cavium,bus-width = <16>;
            cavium,true-ide;
            cavium,dma-engine-handle = <&dma0>;
        };
    };