xref: /linux/Documentation/devicetree/bindings/phy/allwinner,sun6i-a31-mipi-dphy.yaml (revision 1ac731c529cd4d6adbce134754b51ff7d822b145) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/phy/allwinner,sun6i-a31-mipi-dphy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner A31 MIPI D-PHY Controller
8
9maintainers:
10  - Chen-Yu Tsai <wens@csie.org>
11  - Maxime Ripard <mripard@kernel.org>
12
13properties:
14  "#phy-cells":
15    const: 0
16
17  compatible:
18    oneOf:
19      - const: allwinner,sun6i-a31-mipi-dphy
20      - const: allwinner,sun50i-a100-mipi-dphy
21      - items:
22          - const: allwinner,sun50i-a64-mipi-dphy
23          - const: allwinner,sun6i-a31-mipi-dphy
24      - items:
25          - const: allwinner,sun20i-d1-mipi-dphy
26          - const: allwinner,sun50i-a100-mipi-dphy
27
28  reg:
29    maxItems: 1
30
31  interrupts:
32    maxItems: 1
33
34  clocks:
35    items:
36      - description: Bus Clock
37      - description: Module Clock
38
39  clock-names:
40    items:
41      - const: bus
42      - const: mod
43
44  resets:
45    maxItems: 1
46
47  allwinner,direction:
48    $ref: /schemas/types.yaml#/definitions/string
49    description: |
50      Direction of the D-PHY:
51      - "rx" for receiving (e.g. when used with MIPI CSI-2);
52      - "tx" for transmitting (e.g. when used with MIPI DSI).
53
54    enum:
55      - tx
56      - rx
57    default: tx
58
59required:
60  - "#phy-cells"
61  - compatible
62  - reg
63  - interrupts
64  - clocks
65  - clock-names
66  - resets
67
68additionalProperties: false
69
70examples:
71  - |
72    #include <dt-bindings/interrupt-controller/arm-gic.h>
73
74    dphy0: d-phy@1ca1000 {
75        compatible = "allwinner,sun6i-a31-mipi-dphy";
76        reg = <0x01ca1000 0x1000>;
77        interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>;
78        clocks = <&ccu 23>, <&ccu 97>;
79        clock-names = "bus", "mod";
80        resets = <&ccu 4>;
81        #phy-cells = <0>;
82    };
83
84...
85