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
7 title: Allwinner A31 MIPI-DSI Controller
8
9 maintainers:
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
12
13 properties:
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
59 required:
60 - compatible
61 - reg
62 - interrupts
63 - clocks
64 - phys
65 - phy-names
66 - resets
67 - port
68
69 allOf:
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
104 unevaluatedProperties: false
105
106 examples:
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 = <®_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 = <®_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 ...
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