xref: /linux/Documentation/devicetree/bindings/display/msm/qcom,mdp5.yaml (revision be239684b18e1cdcafcf8c7face4a2f562c745ad) 
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/msm/qcom,mdp5.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Adreno/Snapdragon Mobile Display controller (MDP5)
8
9description:
10  MDP5 display controller found in SoCs like MSM8974, APQ8084, MSM8916, MSM8994
11  and MSM8996.
12
13maintainers:
14  - Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
15  - Rob Clark <robdclark@gmail.com>
16
17properties:
18  compatible:
19    oneOf:
20      - const: qcom,mdp5
21        deprecated: true
22      - items:
23          - enum:
24              - qcom,apq8084-mdp5
25              - qcom,msm8226-mdp5
26              - qcom,msm8916-mdp5
27              - qcom,msm8917-mdp5
28              - qcom,msm8953-mdp5
29              - qcom,msm8974-mdp5
30              - qcom,msm8976-mdp5
31              - qcom,msm8994-mdp5
32              - qcom,msm8996-mdp5
33              - qcom,sdm630-mdp5
34              - qcom,sdm660-mdp5
35          - const: qcom,mdp5
36
37  $nodename:
38    pattern: '^display-controller@[0-9a-f]+$'
39
40  reg:
41    maxItems: 1
42
43  reg-names:
44    items:
45      - const: mdp_phys
46
47  interrupts:
48    maxItems: 1
49
50  clocks:
51    minItems: 4
52    maxItems: 7
53
54  clock-names:
55    oneOf:
56      - minItems: 4
57        items:
58          - const: iface
59          - const: bus
60          - const: core
61          - const: vsync
62          - const: lut
63          - const: tbu
64          - const: tbu_rt
65        # MSM8996 has additional iommu clock
66      - items:
67          - const: iface
68          - const: bus
69          - const: core
70          - const: iommu
71          - const: vsync
72
73  interconnects:
74    minItems: 1
75    items:
76      - description: Interconnect path from mdp0 (or a single mdp) port to the data bus
77      - description: Interconnect path from mdp1 port to the data bus
78      - description: Interconnect path from rotator port to the data bus
79
80  interconnect-names:
81    minItems: 1
82    items:
83      - const: mdp0-mem
84      - const: mdp1-mem
85      - const: rotator-mem
86
87  iommus:
88    items:
89      - description: apps SMMU with the Stream-ID mask for Hard-Fail port0
90
91  power-domains:
92    maxItems: 1
93
94  operating-points-v2: true
95  opp-table:
96    type: object
97
98  ports:
99    $ref: /schemas/graph.yaml#/properties/ports
100    description: >
101      Contains the list of output ports from DPU device. These ports
102      connect to interfaces that are external to the DPU hardware,
103      such as DSI, DP etc. MDP5 devices support up to 4 ports:
104      one or two DSI ports, HDMI and eDP.
105
106    patternProperties:
107      "^port@[0-3]+$":
108        $ref: /schemas/graph.yaml#/properties/port
109
110    # at least one port is required
111    required:
112      - port@0
113
114required:
115  - compatible
116  - reg
117  - reg-names
118  - clocks
119  - clock-names
120  - ports
121
122additionalProperties: false
123
124examples:
125  - |
126    #include <dt-bindings/clock/qcom,gcc-msm8916.h>
127    #include <dt-bindings/interrupt-controller/arm-gic.h>
128    display-controller@1a01000 {
129        compatible = "qcom,mdp5";
130        reg = <0x1a01000 0x90000>;
131        reg-names = "mdp_phys";
132
133        interrupt-parent = <&mdss>;
134        interrupts = <0>;
135
136        clocks = <&gcc GCC_MDSS_AHB_CLK>,
137                 <&gcc GCC_MDSS_AXI_CLK>,
138                 <&gcc GCC_MDSS_MDP_CLK>,
139                 <&gcc GCC_MDSS_VSYNC_CLK>;
140        clock-names = "iface",
141                      "bus",
142                      "core",
143                      "vsync";
144
145        ports {
146            #address-cells = <1>;
147            #size-cells = <0>;
148
149            port@0 {
150                reg = <0>;
151                endpoint {
152                    remote-endpoint = <&dsi0_in>;
153                };
154            };
155        };
156    };
157...
158