cavium,ebt3000-compact-flash.yaml

 1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 2%YAML 1.2
 3---
 4$id: http://devicetree.org/schemas/ata/cavium,ebt3000-compact-flash.yaml#
 5$schema: http://devicetree.org/meta-schemas/core.yaml#
 6
 7title: Cavium Compact Flash
 8
 9maintainers:
10  - Rob Herring <robh@kernel.org>
11
12description:
13  The Cavium Compact Flash device is connected to the Octeon Boot Bus, and is
14  thus a child of the Boot Bus device.  It can read and write industry standard
15  compact flash devices.
16
17properties:
18  compatible:
19    const: cavium,ebt3000-compact-flash
20
21  reg:
22    description: The base address of the CF chip select banks.
23    items:
24      - description: CF chip select bank 0
25      - description: CF chip select bank 1
26
27  cavium,bus-width:
28    description: The width of the connection to the CF devices.
29    $ref: /schemas/types.yaml#/definitions/uint32
30    enum: [8, 16]
31
32  cavium,true-ide:
33    description: True IDE mode when present.
34    type: boolean
35
36  cavium,dma-engine-handle:
37    description: A phandle for the DMA Engine connected to this device.
38    $ref: /schemas/types.yaml#/definitions/phandle
39
40required:
41  - compatible
42  - reg
43
44additionalProperties: false
45
46examples:
47  - |
48    bus {
49        #address-cells = <2>;
50        #size-cells = <1>;
51
52        compact-flash@5,0 {
53            compatible = "cavium,ebt3000-compact-flash";
54            reg = <5 0 0x10000>, <6 0 0x10000>;
55            cavium,bus-width = <16>;
56            cavium,true-ide;
57            cavium,dma-engine-handle = <&dma0>;
58        };
59    };