1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/display/msm/mdp4.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Qualcomm Adreno/Snapdragon MDP4 display controller
8
9 description: >
10 MDP4 display controller found in SoCs like MSM8960, APQ8064 and MSM8660.
11
12 maintainers:
13 - Rob Clark <robdclark@gmail.com>
14
15 properties:
16 compatible:
17 const: qcom,mdp4
18
19 clocks:
20 minItems: 6
21 maxItems: 6
22
23 clock-names:
24 items:
25 - const: core_clk
26 - const: iface_clk
27 - const: bus_clk
28 - const: lut_clk
29 - const: hdmi_clk
30 - const: tv_clk
31
32 reg:
33 maxItems: 1
34
35 interrupts:
36 maxItems: 1
37
38 iommus:
39 maxItems: 4
40
41 ports:
42 $ref: /schemas/graph.yaml#/properties/ports
43 properties:
44 port@0:
45 $ref: /schemas/graph.yaml#/properties/port
46 description: LCDC/LVDS
47
48 port@1:
49 $ref: /schemas/graph.yaml#/properties/port
50 description: DSI1 Cmd / Video
51
52 port@2:
53 $ref: /schemas/graph.yaml#/properties/port
54 description: DSI2 Cmd / Video
55
56 port@3:
57 $ref: /schemas/graph.yaml#/properties/port
58 description: Digital TV
59
60 qcom,lcdc-align-lsb:
61 type: boolean
62 description: >
63 Indication that LSB alignment should be used for LCDC.
64 This is only valid for 18bpp panels.
65
66 required:
67 - compatible
68 - reg
69 - clocks
70 - ports
71
72 additionalProperties: false
73
74 examples:
75 - |
76 mdp: mdp@5100000 {
77 compatible = "qcom,mdp4";
78 reg = <0x05100000 0xf0000>;
79 interrupts = <0 75 0>;
80 clock-names =
81 "core_clk",
82 "iface_clk",
83 "bus_clk",
84 "lut_clk",
85 "hdmi_clk",
86 "tv_clk";
87 clocks =
88 <&mmcc 77>,
89 <&mmcc 86>,
90 <&mmcc 102>,
91 <&mmcc 75>,
92 <&mmcc 97>,
93 <&mmcc 12>;
94
95 ports {
96 #address-cells = <1>;
97 #size-cells = <0>;
98
99 port@0 {
100 reg = <0>;
101 mdp_lvds_out: endpoint {
102 };
103 };
104
105 port@1 {
106 reg = <1>;
107 mdp_dsi1_out: endpoint {
108 };
109 };
110
111 port@2 {
112 reg = <2>;
113 mdp_dsi2_out: endpoint {
114 };
115 };
116
117 port@3 {
118 reg = <3>;
119 mdp_dtv_out: endpoint {
120 remote-endpoint = <&hdmi_in>;
121 };
122 };
123 };
124 };
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