Linux 6.9-rc1
[linux-2.6-microblaze.git] / Documentation / devicetree / bindings / phy / allwinner,sun6i-a31-mipi-dphy.yaml
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
7 title: Allwinner A31 MIPI D-PHY Controller
8
9 maintainers:
10   - Chen-Yu Tsai <wens@csie.org>
11   - Maxime Ripard <mripard@kernel.org>
12
13 properties:
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
59 required:
60   - "#phy-cells"
61   - compatible
62   - reg
63   - interrupts
64   - clocks
65   - clock-names
66   - resets
67
68 additionalProperties: false
69
70 examples:
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 ...