xref: /linux/Documentation/devicetree/bindings/display/msm/qcom,sc8280xp-mdss.yaml (revision 4b660dbd9ee2059850fd30e0df420ca7a38a1856) 
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/msm/qcom,sc8280xp-mdss.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm SC8280XP Mobile Display Subsystem
8
9maintainers:
10  - Bjorn Andersson <andersson@kernel.org>
11
12description:
13  Device tree bindings for MSM Mobile Display Subsystem (MDSS) that encapsulates
14  sub-blocks like DPU display controller, DSI and DP interfaces etc.
15
16$ref: /schemas/display/msm/mdss-common.yaml#
17
18properties:
19  compatible:
20    const: qcom,sc8280xp-mdss
21
22  clocks:
23    items:
24      - description: Display AHB clock from gcc
25      - description: Display AHB clock from dispcc
26      - description: Display core clock
27
28  clock-names:
29    items:
30      - const: iface
31      - const: ahb
32      - const: core
33
34patternProperties:
35  "^display-controller@[0-9a-f]+$":
36    type: object
37    additionalProperties: true
38
39    properties:
40      compatible:
41        const: qcom,sc8280xp-dpu
42
43  "^displayport-controller@[0-9a-f]+$":
44    type: object
45    additionalProperties: true
46
47    properties:
48      compatible:
49        enum:
50          - qcom,sc8280xp-dp
51          - qcom,sc8280xp-edp
52
53unevaluatedProperties: false
54
55examples:
56  - |
57    #include <dt-bindings/clock/qcom,dispcc-sc8280xp.h>
58    #include <dt-bindings/clock/qcom,gcc-sc8280xp.h>
59    #include <dt-bindings/interrupt-controller/arm-gic.h>
60    #include <dt-bindings/interconnect/qcom,sc8280xp.h>
61    #include <dt-bindings/power/qcom-rpmpd.h>
62
63    display-subsystem@ae00000 {
64        compatible = "qcom,sc8280xp-mdss";
65        reg = <0x0ae00000 0x1000>;
66        reg-names = "mdss";
67
68        power-domains = <&dispcc0 MDSS_GDSC>;
69
70        clocks = <&gcc GCC_DISP_AHB_CLK>,
71                 <&dispcc0 DISP_CC_MDSS_AHB_CLK>,
72                 <&dispcc0 DISP_CC_MDSS_MDP_CLK>;
73        clock-names = "iface",
74                      "ahb",
75                      "core";
76
77        resets = <&dispcc0 DISP_CC_MDSS_CORE_BCR>;
78
79        interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
80        interrupt-controller;
81        #interrupt-cells = <1>;
82
83        interconnects = <&mmss_noc MASTER_MDP0 0 &mc_virt SLAVE_EBI1 0>,
84                        <&mmss_noc MASTER_MDP1 0 &mc_virt SLAVE_EBI1 0>;
85        interconnect-names = "mdp0-mem", "mdp1-mem";
86
87        iommus = <&apps_smmu 0x1000 0x402>;
88
89        #address-cells = <1>;
90        #size-cells = <1>;
91        ranges;
92
93        display-controller@ae01000 {
94            compatible = "qcom,sc8280xp-dpu";
95            reg = <0x0ae01000 0x8f000>,
96            <0x0aeb0000 0x2008>;
97            reg-names = "mdp", "vbif";
98
99            clocks = <&gcc GCC_DISP_HF_AXI_CLK>,
100                     <&gcc GCC_DISP_SF_AXI_CLK>,
101                     <&dispcc0 DISP_CC_MDSS_AHB_CLK>,
102                     <&dispcc0 DISP_CC_MDSS_MDP_LUT_CLK>,
103                     <&dispcc0 DISP_CC_MDSS_MDP_CLK>,
104                     <&dispcc0 DISP_CC_MDSS_VSYNC_CLK>;
105            clock-names = "bus",
106                          "nrt_bus",
107                          "iface",
108                          "lut",
109                          "core",
110                          "vsync";
111
112            assigned-clocks = <&dispcc0 DISP_CC_MDSS_VSYNC_CLK>;
113            assigned-clock-rates = <19200000>;
114
115            operating-points-v2 = <&mdss0_mdp_opp_table>;
116            power-domains = <&rpmhpd SC8280XP_MMCX>;
117
118            interrupt-parent = <&mdss0>;
119            interrupts = <0>;
120
121            ports {
122                #address-cells = <1>;
123                #size-cells = <0>;
124
125                port@0 {
126                    reg = <0>;
127                    endpoint {
128                        remote-endpoint = <&mdss0_dp0_in>;
129                    };
130                };
131
132                port@4 {
133                    reg = <4>;
134                    endpoint {
135                        remote-endpoint = <&mdss0_dp1_in>;
136                    };
137                };
138
139                port@5 {
140                    reg = <5>;
141                    endpoint {
142                        remote-endpoint = <&mdss0_dp3_in>;
143                    };
144                };
145
146                port@6 {
147                    reg = <6>;
148                    endpoint {
149                        remote-endpoint = <&mdss0_dp2_in>;
150                    };
151                };
152            };
153        };
154    };
155...
156