fscache: Use refcount_t for the cookie refcount instead of atomic_t
[linux-2.6-microblaze.git] / Documentation / devicetree / bindings / memory-controllers / calxeda-ddr-ctrlr.yaml
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
7 title: Calxeda DDR memory controller binding
8
9 description: |
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
14 maintainers:
15   - Andre Przywara <andre.przywara@arm.com>
16
17 properties:
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
29 required:
30   - compatible
31   - reg
32   - interrupts
33
34 additionalProperties: false
35
36 examples:
37   - |
38     memory-controller@fff00000 {
39         compatible = "calxeda,hb-ddr-ctrl";
40         reg = <0xfff00000 0x1000>;
41         interrupts = <0 91 4>;
42     };