xref: /linux/Documentation/devicetree/bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml (revision faa392181a0bd42c5478175cef601adeecdc91b6) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/allwinner,sun6i-a31-mipi-dsi.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Allwinner A31 MIPI-DSI Controller Device Tree Bindings
8
9maintainers:
10  - Chen-Yu Tsai <wens@csie.org>
11  - Maxime Ripard <mripard@kernel.org>
12
13properties:
14  "#address-cells": true
15  "#size-cells": true
16
17  compatible:
18    enum:
19      - allwinner,sun6i-a31-mipi-dsi
20      - allwinner,sun50i-a64-mipi-dsi
21
22  reg:
23    maxItems: 1
24
25  interrupts:
26    maxItems: 1
27
28  clocks:
29    minItems: 1
30    maxItems: 2
31    items:
32      - description: Bus Clock
33      - description: Module Clock
34
35  clock-names:
36    items:
37      - const: bus
38      - const: mod
39
40  resets:
41    maxItems: 1
42
43  vcc-dsi-supply:
44    description: VCC-DSI power supply of the DSI encoder
45
46  phys:
47    maxItems: 1
48
49  phy-names:
50    const: dphy
51
52  port:
53    type: object
54    description:
55      A port node with endpoint definitions as defined in
56      Documentation/devicetree/bindings/media/video-interfaces.txt. That
57      port should be the input endpoint, usually coming from the
58      associated TCON.
59
60patternProperties:
61  "^panel@[0-9]+$": true
62
63required:
64  - "#address-cells"
65  - "#size-cells"
66  - compatible
67  - reg
68  - interrupts
69  - clocks
70  - phys
71  - phy-names
72  - resets
73  - vcc-dsi-supply
74  - port
75
76allOf:
77  - if:
78      properties:
79         compatible:
80           contains:
81             const: allwinner,sun6i-a31-mipi-dsi
82
83    then:
84        properties:
85          clocks:
86            minItems: 2
87
88        required:
89          - clock-names
90
91  - if:
92      properties:
93         compatible:
94           contains:
95             const: allwinner,sun50i-a64-mipi-dsi
96
97    then:
98        properties:
99          clocks:
100            minItems: 1
101
102additionalProperties: false
103
104examples:
105  - |
106    dsi0: dsi@1ca0000 {
107        compatible = "allwinner,sun6i-a31-mipi-dsi";
108        reg = <0x01ca0000 0x1000>;
109        interrupts = <0 89 4>;
110        clocks = <&ccu 23>, <&ccu 96>;
111        clock-names = "bus", "mod";
112        resets = <&ccu 4>;
113        phys = <&dphy0>;
114        phy-names = "dphy";
115        vcc-dsi-supply = <&reg_dcdc1>;
116        #address-cells = <1>;
117        #size-cells = <0>;
118
119        panel@0 {
120                compatible = "bananapi,lhr050h41", "ilitek,ili9881c";
121                reg = <0>;
122                power-supply = <&reg_display>;
123                reset-gpios = <&r_pio 0 5 1>; /* PL05 */
124                backlight = <&pwm_bl>;
125        };
126
127        port {
128            dsi0_in_tcon0: endpoint {
129                remote-endpoint = <&tcon0_out_dsi0>;
130            };
131        };
132    };
133
134...
135