xref: /linux/Documentation/devicetree/bindings/display/msm/qcom,sm6125-mdss.yaml (revision 6e7fd890f1d6ac83805409e9c346240de2705584) 
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/msm/qcom,sm6125-mdss.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm SM6125 Display MDSS
8
9maintainers:
10  - Marijn Suijten <marijn.suijten@somainline.org>
11
12description:
13  SM6125 MSM Mobile Display Subsystem (MDSS), which encapsulates sub-blocks
14  like DPU display controller, DSI and DP interfaces etc.
15
16$ref: /schemas/display/msm/mdss-common.yaml#
17
18properties:
19  compatible:
20    const: qcom,sm6125-mdss
21
22  clocks:
23    items:
24      - description: Display AHB clock from gcc
25      - description: Display AHB clock
26      - description: Display core clock
27
28  clock-names:
29    items:
30      - const: iface
31      - const: ahb
32      - const: core
33
34  iommus:
35    maxItems: 1
36
37  interconnects:
38    items:
39      - description: Interconnect path from mdp0 port to the data bus
40      - description: Interconnect path from CPU to the reg bus
41
42  interconnect-names:
43    items:
44      - const: mdp0-mem
45      - const: cpu-cfg
46
47patternProperties:
48  "^display-controller@[0-9a-f]+$":
49    type: object
50    additionalProperties: true
51
52    properties:
53      compatible:
54        const: qcom,sm6125-dpu
55
56  "^dsi@[0-9a-f]+$":
57    type: object
58    additionalProperties: true
59
60    properties:
61      compatible:
62        items:
63          - const: qcom,sm6125-dsi-ctrl
64          - const: qcom,mdss-dsi-ctrl
65
66  "^phy@[0-9a-f]+$":
67    type: object
68    additionalProperties: true
69
70    properties:
71      compatible:
72        const: qcom,sm6125-dsi-phy-14nm
73
74unevaluatedProperties: false
75
76examples:
77  - |
78    #include <dt-bindings/clock/qcom,dispcc-sm6125.h>
79    #include <dt-bindings/clock/qcom,gcc-sm6125.h>
80    #include <dt-bindings/clock/qcom,rpmcc.h>
81    #include <dt-bindings/interrupt-controller/arm-gic.h>
82    #include <dt-bindings/power/qcom-rpmpd.h>
83
84    display-subsystem@5e00000 {
85        compatible = "qcom,sm6125-mdss";
86        reg = <0x05e00000 0x1000>;
87        reg-names = "mdss";
88
89        interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;
90        interrupt-controller;
91        #interrupt-cells = <1>;
92
93        clocks = <&gcc GCC_DISP_AHB_CLK>,
94                 <&dispcc DISP_CC_MDSS_AHB_CLK>,
95                 <&dispcc DISP_CC_MDSS_MDP_CLK>;
96        clock-names = "iface",
97                      "ahb",
98                      "core";
99
100        power-domains = <&dispcc MDSS_GDSC>;
101
102        iommus = <&apps_smmu 0x400 0x0>;
103
104        #address-cells = <1>;
105        #size-cells = <1>;
106        ranges;
107
108        display-controller@5e01000 {
109            compatible = "qcom,sm6125-dpu";
110            reg = <0x05e01000 0x83208>,
111                  <0x05eb0000 0x2008>;
112            reg-names = "mdp", "vbif";
113
114            interrupt-parent = <&mdss>;
115            interrupts = <0>;
116
117            clocks = <&gcc GCC_DISP_HF_AXI_CLK>,
118                     <&dispcc DISP_CC_MDSS_AHB_CLK>,
119                     <&dispcc DISP_CC_MDSS_ROT_CLK>,
120                     <&dispcc DISP_CC_MDSS_MDP_LUT_CLK>,
121                     <&dispcc DISP_CC_MDSS_MDP_CLK>,
122                     <&dispcc DISP_CC_MDSS_VSYNC_CLK>,
123                     <&gcc GCC_DISP_THROTTLE_CORE_CLK>;
124            clock-names = "bus",
125                          "iface",
126                          "rot",
127                          "lut",
128                          "core",
129                          "vsync",
130                          "throttle";
131            assigned-clocks = <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
132            assigned-clock-rates = <19200000>;
133
134            operating-points-v2 = <&mdp_opp_table>;
135            power-domains = <&rpmpd SM6125_VDDCX>;
136
137            ports {
138                #address-cells = <1>;
139                #size-cells = <0>;
140
141                port@0 {
142                    reg = <0>;
143                    dpu_intf1_out: endpoint {
144                        remote-endpoint = <&mdss_dsi0_in>;
145                    };
146                };
147            };
148        };
149
150        dsi@5e94000 {
151            compatible = "qcom,sm6125-dsi-ctrl", "qcom,mdss-dsi-ctrl";
152            reg = <0x05e94000 0x400>;
153            reg-names = "dsi_ctrl";
154
155            interrupt-parent = <&mdss>;
156            interrupts = <4>;
157
158            clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK>,
159                     <&dispcc DISP_CC_MDSS_BYTE0_INTF_CLK>,
160                     <&dispcc DISP_CC_MDSS_PCLK0_CLK>,
161                     <&dispcc DISP_CC_MDSS_ESC0_CLK>,
162                     <&dispcc DISP_CC_MDSS_AHB_CLK>,
163                     <&gcc GCC_DISP_HF_AXI_CLK>;
164            clock-names = "byte",
165                          "byte_intf",
166                          "pixel",
167                          "core",
168                          "iface",
169                          "bus";
170            assigned-clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK_SRC>,
171                      <&dispcc DISP_CC_MDSS_PCLK0_CLK_SRC>;
172            assigned-clock-parents = <&mdss_dsi0_phy 0>, <&mdss_dsi0_phy 1>;
173
174            operating-points-v2 = <&dsi_opp_table>;
175            power-domains = <&rpmpd SM6125_VDDCX>;
176
177            phys = <&mdss_dsi0_phy>;
178            phy-names = "dsi";
179
180            #address-cells = <1>;
181            #size-cells = <0>;
182
183            ports {
184                #address-cells = <1>;
185                #size-cells = <0>;
186
187                port@0 {
188                    reg = <0>;
189                    mdss_dsi0_in: endpoint {
190                        remote-endpoint = <&dpu_intf1_out>;
191                    };
192                };
193
194                port@1 {
195                    reg = <1>;
196                    mdss_dsi0_out: endpoint {
197                    };
198                };
199            };
200        };
201
202        phy@5e94400 {
203            compatible = "qcom,sm6125-dsi-phy-14nm";
204            reg = <0x05e94400 0x100>,
205                  <0x05e94500 0x300>,
206                  <0x05e94800 0x188>;
207            reg-names = "dsi_phy",
208                        "dsi_phy_lane",
209                        "dsi_pll";
210
211            #clock-cells = <1>;
212            #phy-cells = <0>;
213
214            clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
215                     <&rpmcc RPM_SMD_XO_CLK_SRC>;
216            clock-names = "iface",
217                          "ref";
218
219            required-opps = <&rpmpd_opp_nom>;
220            power-domains = <&rpmpd SM6125_VDDMX>;
221        };
222    };
223...
224