1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/memory-controllers/calxeda-ddr-ctrlr.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Calxeda DDR memory controller
8
9description: |
10  The Calxeda DDR memory controller is initialised and programmed by the
11  firmware, but an OS might want to read its registers for error reporting
12  purposes and to learn about the DRAM topology.
13
14maintainers:
15  - Andre Przywara <andre.przywara@arm.com>
16
17properties:
18  compatible:
19    enum:
20      - calxeda,hb-ddr-ctrl
21      - calxeda,ecx-2000-ddr-ctrl
22
23  reg:
24    maxItems: 1
25
26  interrupts:
27    maxItems: 1
28
29required:
30  - compatible
31  - reg
32  - interrupts
33
34additionalProperties: false
35
36examples:
37  - |
38    memory-controller@fff00000 {
39        compatible = "calxeda,hb-ddr-ctrl";
40        reg = <0xfff00000 0x1000>;
41        interrupts = <0 91 4>;
42    };
43