xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/arm/arm,versatile.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/arm/arm,versatile.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: ARM Versatile Boards Device Tree Bindings
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Linus Walleij <linus.walleij@linaro.org>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyundescription: |+
13*4882a593Smuzhiyun  The ARM Versatile boards are two variants of ARM926EJ-S evaluation boards
14*4882a593Smuzhiyun  with various pluggable interface boards, in essence the Versatile PB version
15*4882a593Smuzhiyun  is a superset of the Versatile AB version.
16*4882a593Smuzhiyun
17*4882a593Smuzhiyunproperties:
18*4882a593Smuzhiyun  $nodename:
19*4882a593Smuzhiyun    const: '/'
20*4882a593Smuzhiyun  compatible:
21*4882a593Smuzhiyun    oneOf:
22*4882a593Smuzhiyun      - description: The ARM Versatile Application Baseboard (HBI-0118) is an
23*4882a593Smuzhiyun          evaluation board specifically for the ARM926EJ-S. It can be connected
24*4882a593Smuzhiyun          to an IB1 interface board for a touchscreen-type use case or an IB2
25*4882a593Smuzhiyun          for a candybar phone-type use case. See ARM DUI 0225D.
26*4882a593Smuzhiyun        items:
27*4882a593Smuzhiyun          - const: arm,versatile-ab
28*4882a593Smuzhiyun      - description: The ARM Versatile Platform Baseboard (HBI-0117) is an
29*4882a593Smuzhiyun          extension of the Versatile Application Baseboard that includes a
30*4882a593Smuzhiyun          PCI host controller. Like the sibling board, it is done specifically
31*4882a593Smuzhiyun          for ARM926EJ-S. See ARM DUI 0224B.
32*4882a593Smuzhiyun        items:
33*4882a593Smuzhiyun          - const: arm,versatile-pb
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun  core-module@10000000:
36*4882a593Smuzhiyun    type: object
37*4882a593Smuzhiyun    description: the root node in the Versatile platforms must contain
38*4882a593Smuzhiyun      a core module child node. They are always at physical address
39*4882a593Smuzhiyun      0x10000000 in all the Versatile variants.
40*4882a593Smuzhiyun    properties:
41*4882a593Smuzhiyun      compatible:
42*4882a593Smuzhiyun        items:
43*4882a593Smuzhiyun          - const: arm,core-module-versatile
44*4882a593Smuzhiyun          - const: syscon
45*4882a593Smuzhiyun          - const: simple-mfd
46*4882a593Smuzhiyun      reg:
47*4882a593Smuzhiyun        maxItems: 1
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun    required:
50*4882a593Smuzhiyun      - compatible
51*4882a593Smuzhiyun      - reg
52*4882a593Smuzhiyun
53*4882a593SmuzhiyunpatternProperties:
54*4882a593Smuzhiyun  "^syscon@[0-9a-f]+$":
55*4882a593Smuzhiyun    type: object
56*4882a593Smuzhiyun    description: When fitted with the IB2 Interface Board, the Versatile
57*4882a593Smuzhiyun      AB will present an optional system controller node which controls the
58*4882a593Smuzhiyun      extra peripherals on the interface board.
59*4882a593Smuzhiyun    properties:
60*4882a593Smuzhiyun      compatible:
61*4882a593Smuzhiyun        contains:
62*4882a593Smuzhiyun          const: arm,versatile-ib2-syscon
63*4882a593Smuzhiyun    required:
64*4882a593Smuzhiyun      - compatible
65*4882a593Smuzhiyun      - reg
66*4882a593Smuzhiyun
67*4882a593Smuzhiyunrequired:
68*4882a593Smuzhiyun  - compatible
69*4882a593Smuzhiyun  - core-module@10000000
70*4882a593Smuzhiyun
71*4882a593SmuzhiyunadditionalProperties: true
72*4882a593Smuzhiyun
73*4882a593Smuzhiyun...
74