xref: /src/sys/contrib/device-tree/Bindings/ata/arasan,cf-spear1340.yaml (revision b1bebaaba9b9c0ddfe503c43ca8e9e3917ee2c57) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/ata/arasan,cf-spear1340.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Arasan PATA Compact Flash Controller
8
9maintainers:
10  - Viresh Kumar <viresh.kumar@linaro.org>
11
12properties:
13  compatible:
14    const: arasan,cf-spear1340
15
16  reg:
17    maxItems: 1
18
19  interrupts:
20    maxItems: 1
21
22  clocks:
23    maxItems: 1
24
25  arasan,broken-udma:
26    description: UDMA mode is unusable
27    type: boolean
28
29  arasan,broken-mwdma:
30    description: MWDMA mode is unusable
31    type: boolean
32
33  arasan,broken-pio:
34    description: PIO mode is unusable
35    type: boolean
36
37  dmas:
38    maxItems: 1
39
40  dma-names:
41    items:
42      - const: data
43
44required:
45  - compatible
46  - reg
47  - interrupts
48
49additionalProperties: false
50
51allOf:
52  - if:
53      not:
54        required:
55          - arasan,broken-udma
56          - arasan,broken-mwdma
57    then:
58      required:
59        - dmas
60        - dma-names
61
62examples:
63  - |
64    cf@fc000000 {
65        compatible = "arasan,cf-spear1340";
66        reg = <0xfc000000 0x1000>;
67        interrupts = <12>;
68        dmas = <&dma 23>;
69        dma-names = "data";
70    };
71