xref: /linux/Documentation/devicetree/bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml (revision 4e291f2f585313efa5200cce655e17c94906e50a) 
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
8
9maintainers:
10  - Chen-Yu Tsai <wens@csie.org>
11  - Maxime Ripard <mripard@kernel.org>
12
13properties:
14  compatible:
15    oneOf:
16      - enum:
17          - allwinner,sun6i-a31-mipi-dsi
18          - allwinner,sun50i-a64-mipi-dsi
19          - allwinner,sun50i-a100-mipi-dsi
20      - items:
21          - const: allwinner,sun20i-d1-mipi-dsi
22          - const: allwinner,sun50i-a100-mipi-dsi
23
24  reg:
25    maxItems: 1
26
27  interrupts:
28    maxItems: 1
29
30  clocks:
31    minItems: 1
32    items:
33      - description: Bus Clock
34      - description: Module Clock
35
36  clock-names:
37    items:
38      - const: bus
39      - const: mod
40
41  resets:
42    maxItems: 1
43
44  vcc-dsi-supply:
45    description: VCC-DSI power supply of the DSI encoder
46
47  phys:
48    maxItems: 1
49
50  phy-names:
51    const: dphy
52
53  port:
54    $ref: /schemas/graph.yaml#/properties/port
55    description:
56      The port should be the input endpoint, usually coming from the
57      associated TCON.
58
59required:
60  - compatible
61  - reg
62  - interrupts
63  - clocks
64  - phys
65  - phy-names
66  - resets
67  - port
68
69allOf:
70  - $ref: dsi-controller.yaml#
71  - if:
72      properties:
73        compatible:
74          contains:
75            enum:
76              - allwinner,sun6i-a31-mipi-dsi
77              - allwinner,sun50i-a100-mipi-dsi
78
79    then:
80      properties:
81        clocks:
82          minItems: 2
83
84      required:
85        - clock-names
86
87    else:
88      properties:
89        clocks:
90          maxItems: 1
91
92  - if:
93      properties:
94        compatible:
95          contains:
96            enum:
97              - allwinner,sun6i-a31-mipi-dsi
98              - allwinner,sun50i-a64-mipi-dsi
99
100    then:
101      required:
102        - vcc-dsi-supply
103
104unevaluatedProperties: false
105
106examples:
107  - |
108    dsi0: dsi@1ca0000 {
109        compatible = "allwinner,sun6i-a31-mipi-dsi";
110        reg = <0x01ca0000 0x1000>;
111        interrupts = <0 89 4>;
112        clocks = <&ccu 23>, <&ccu 96>;
113        clock-names = "bus", "mod";
114        resets = <&ccu 4>;
115        phys = <&dphy0>;
116        phy-names = "dphy";
117        vcc-dsi-supply = <&reg_dcdc1>;
118        #address-cells = <1>;
119        #size-cells = <0>;
120
121        panel@0 {
122                compatible = "bananapi,lhr050h41", "ilitek,ili9881c";
123                reg = <0>;
124                power-supply = <&reg_display>;
125                reset-gpios = <&r_pio 0 5 1>; /* PL05 */
126                backlight = <&pwm_bl>;
127        };
128
129        port {
130            dsi0_in_tcon0: endpoint {
131                remote-endpoint = <&tcon0_out_dsi0>;
132            };
133        };
134    };
135
136...
137