xref: /linux/Documentation/devicetree/bindings/memory-controllers/fsl/fsl,ddr.yaml (revision cbac924200b838cfb8d8b1415113d788089dc50b) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/memory-controllers/fsl/fsl,ddr.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Freescale DDR memory controller
8
9maintainers:
10  - Borislav Petkov <bp@alien8.de>
11  - York Sun <york.sun@nxp.com>
12
13properties:
14  $nodename:
15    pattern: "^memory-controller@[0-9a-f]+$"
16
17  compatible:
18    oneOf:
19      - items:
20          - enum:
21              - fsl,qoriq-memory-controller-v4.4
22              - fsl,qoriq-memory-controller-v4.5
23              - fsl,qoriq-memory-controller-v4.7
24              - fsl,qoriq-memory-controller-v5.0
25          - const: fsl,qoriq-memory-controller
26      - enum:
27          - fsl,bsc9132-memory-controller
28          - fsl,8540-memory-controller
29          - fsl,8541-memory-controller
30          - fsl,8544-memory-controller
31          - fsl,8548-memory-controller
32          - fsl,8555-memory-controller
33          - fsl,8568-memory-controller
34          - fsl,mpc8536-memory-controller
35          - fsl,mpc8540-memory-controller
36          - fsl,mpc8541-memory-controller
37          - fsl,mpc8544-memory-controller
38          - fsl,mpc8548-memory-controller
39          - fsl,mpc8555-memory-controller
40          - fsl,mpc8560-memory-controller
41          - fsl,mpc8568-memory-controller
42          - fsl,mpc8569-memory-controller
43          - fsl,mpc8572-memory-controller
44          - fsl,mpc8349-memory-controller
45          - fsl,p1020-memory-controller
46          - fsl,p1021-memory-controller
47          - fsl,p2020-memory-controller
48          - fsl,qoriq-memory-controller
49
50  interrupts:
51    maxItems: 1
52
53  little-endian:
54    description:
55      Specifies little-endian access to registers. If omitted, big-endian will
56      be used.
57    type: boolean
58
59  reg:
60    maxItems: 1
61
62required:
63  - compatible
64  - interrupts
65  - reg
66
67additionalProperties: false
68
69examples:
70  - |
71    memory-controller@2000 {
72        compatible = "fsl,bsc9132-memory-controller";
73        reg = <0x2000 0x1000>;
74        interrupts = <16 2 1 8>;
75    };
76
77  - |
78    memory-controller@8000 {
79        compatible = "fsl,qoriq-memory-controller-v4.7",
80                     "fsl,qoriq-memory-controller";
81        reg = <0x8000 0x1000>;
82        interrupts = <16 2 1 23>;
83    };
84