1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/msm/qcom,sm8550-mdss.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm SM8550 Display MDSS
8
9maintainers:
10  - Neil Armstrong <neil.armstrong@linaro.org>
11
12description:
13  SM8550 MSM Mobile Display Subsystem(MDSS), which encapsulates sub-blocks like
14  DPU display controller, DSI and DP interfaces etc.
15
16$ref: /schemas/display/msm/mdss-common.yaml#
17
18properties:
19  compatible:
20    const: qcom,sm8550-mdss
21
22  clocks:
23    items:
24      - description: Display MDSS AHB
25      - description: Display AHB
26      - description: Display hf AXI
27      - description: Display core
28
29  iommus:
30    maxItems: 1
31
32  interconnects:
33    maxItems: 2
34
35  interconnect-names:
36    maxItems: 2
37
38patternProperties:
39  "^display-controller@[0-9a-f]+$":
40    type: object
41    additionalProperties: true
42
43    properties:
44      compatible:
45        const: qcom,sm8550-dpu
46
47  "^displayport-controller@[0-9a-f]+$":
48    type: object
49    additionalProperties: true
50
51    properties:
52      compatible:
53        items:
54          - const: qcom,sm8550-dp
55          - const: qcom,sm8350-dp
56
57  "^dsi@[0-9a-f]+$":
58    type: object
59    additionalProperties: true
60
61    properties:
62      compatible:
63        items:
64          - const: qcom,sm8550-dsi-ctrl
65          - const: qcom,mdss-dsi-ctrl
66
67  "^phy@[0-9a-f]+$":
68    type: object
69    additionalProperties: true
70
71    properties:
72      compatible:
73        const: qcom,sm8550-dsi-phy-4nm
74
75required:
76  - compatible
77
78unevaluatedProperties: false
79
80examples:
81  - |
82    #include <dt-bindings/clock/qcom,sm8550-dispcc.h>
83    #include <dt-bindings/clock/qcom,sm8550-gcc.h>
84    #include <dt-bindings/clock/qcom,rpmh.h>
85    #include <dt-bindings/interrupt-controller/arm-gic.h>
86    #include <dt-bindings/interconnect/qcom,sm8550-rpmh.h>
87    #include <dt-bindings/power/qcom,rpmhpd.h>
88
89    display-subsystem@ae00000 {
90        compatible = "qcom,sm8550-mdss";
91        reg = <0x0ae00000 0x1000>;
92        reg-names = "mdss";
93
94        interconnects = <&mmss_noc MASTER_MDP 0 &gem_noc SLAVE_LLCC 0>,
95                        <&mc_virt MASTER_LLCC 0 &mc_virt SLAVE_EBI1 0>;
96        interconnect-names = "mdp0-mem", "mdp1-mem";
97
98        resets = <&dispcc DISP_CC_MDSS_CORE_BCR>;
99
100        power-domains = <&dispcc MDSS_GDSC>;
101
102        clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
103                 <&gcc GCC_DISP_AHB_CLK>,
104                 <&gcc GCC_DISP_HF_AXI_CLK>,
105                 <&dispcc DISP_CC_MDSS_MDP_CLK>;
106        clock-names = "iface", "bus", "nrt_bus", "core";
107
108        interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
109        interrupt-controller;
110        #interrupt-cells = <1>;
111
112        iommus = <&apps_smmu 0x1c00 0x2>;
113
114        #address-cells = <1>;
115        #size-cells = <1>;
116        ranges;
117
118        display-controller@ae01000 {
119            compatible = "qcom,sm8550-dpu";
120            reg = <0x0ae01000 0x8f000>,
121                  <0x0aeb0000 0x2008>;
122            reg-names = "mdp", "vbif";
123
124            clocks = <&gcc GCC_DISP_AHB_CLK>,
125                    <&gcc GCC_DISP_HF_AXI_CLK>,
126                    <&dispcc DISP_CC_MDSS_AHB_CLK>,
127                    <&dispcc DISP_CC_MDSS_MDP_LUT_CLK>,
128                    <&dispcc DISP_CC_MDSS_MDP_CLK>,
129                    <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
130            clock-names = "bus",
131                          "nrt_bus",
132                          "iface",
133                          "lut",
134                          "core",
135                          "vsync";
136
137            assigned-clocks = <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
138            assigned-clock-rates = <19200000>;
139
140            operating-points-v2 = <&mdp_opp_table>;
141            power-domains = <&rpmhpd RPMHPD_MMCX>;
142
143            interrupt-parent = <&mdss>;
144            interrupts = <0>;
145
146            ports {
147                #address-cells = <1>;
148                #size-cells = <0>;
149
150                port@0 {
151                    reg = <0>;
152                    dpu_intf1_out: endpoint {
153                        remote-endpoint = <&dsi0_in>;
154                    };
155                };
156
157                port@1 {
158                    reg = <1>;
159                    dpu_intf2_out: endpoint {
160                        remote-endpoint = <&dsi1_in>;
161                    };
162                };
163            };
164
165            mdp_opp_table: opp-table {
166                compatible = "operating-points-v2";
167
168                opp-200000000 {
169                    opp-hz = /bits/ 64 <200000000>;
170                    required-opps = <&rpmhpd_opp_low_svs>;
171                };
172
173                opp-325000000 {
174                    opp-hz = /bits/ 64 <325000000>;
175                    required-opps = <&rpmhpd_opp_svs>;
176                };
177
178                opp-375000000 {
179                    opp-hz = /bits/ 64 <375000000>;
180                    required-opps = <&rpmhpd_opp_svs_l1>;
181                };
182
183                opp-514000000 {
184                    opp-hz = /bits/ 64 <514000000>;
185                    required-opps = <&rpmhpd_opp_nom>;
186                };
187            };
188        };
189
190        dsi@ae94000 {
191            compatible = "qcom,sm8550-dsi-ctrl", "qcom,mdss-dsi-ctrl";
192            reg = <0x0ae94000 0x400>;
193            reg-names = "dsi_ctrl";
194
195            interrupt-parent = <&mdss>;
196            interrupts = <4>;
197
198            clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK>,
199                     <&dispcc DISP_CC_MDSS_BYTE0_INTF_CLK>,
200                     <&dispcc DISP_CC_MDSS_PCLK0_CLK>,
201                     <&dispcc DISP_CC_MDSS_ESC0_CLK>,
202                     <&dispcc DISP_CC_MDSS_AHB_CLK>,
203                     <&gcc GCC_DISP_HF_AXI_CLK>;
204            clock-names = "byte",
205                          "byte_intf",
206                          "pixel",
207                          "core",
208                          "iface",
209                          "bus";
210
211            assigned-clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK_SRC>,
212                              <&dispcc DISP_CC_MDSS_PCLK0_CLK_SRC>;
213            assigned-clock-parents = <&dsi0_phy 0>, <&dsi0_phy 1>;
214
215            operating-points-v2 = <&dsi_opp_table>;
216            power-domains = <&rpmhpd RPMHPD_MMCX>;
217
218            phys = <&dsi0_phy>;
219            phy-names = "dsi";
220
221            #address-cells = <1>;
222            #size-cells = <0>;
223
224            ports {
225                #address-cells = <1>;
226                #size-cells = <0>;
227
228                port@0 {
229                    reg = <0>;
230                    dsi0_in: endpoint {
231                        remote-endpoint = <&dpu_intf1_out>;
232                    };
233                };
234
235                port@1 {
236                    reg = <1>;
237                    dsi0_out: endpoint {
238                    };
239                };
240            };
241
242            dsi_opp_table: opp-table {
243                compatible = "operating-points-v2";
244
245                opp-187500000 {
246                    opp-hz = /bits/ 64 <187500000>;
247                    required-opps = <&rpmhpd_opp_low_svs>;
248                };
249
250                opp-300000000 {
251                    opp-hz = /bits/ 64 <300000000>;
252                    required-opps = <&rpmhpd_opp_svs>;
253                };
254
255                opp-358000000 {
256                    opp-hz = /bits/ 64 <358000000>;
257                    required-opps = <&rpmhpd_opp_svs_l1>;
258                };
259            };
260        };
261
262        dsi0_phy: phy@ae94400 {
263            compatible = "qcom,sm8550-dsi-phy-4nm";
264            reg = <0x0ae95000 0x200>,
265                  <0x0ae95200 0x280>,
266                  <0x0ae95500 0x400>;
267            reg-names = "dsi_phy",
268                        "dsi_phy_lane",
269                        "dsi_pll";
270
271            #clock-cells = <1>;
272            #phy-cells = <0>;
273
274            clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
275                     <&rpmhcc RPMH_CXO_CLK>;
276            clock-names = "iface", "ref";
277        };
278
279        dsi@ae96000 {
280            compatible = "qcom,sm8550-dsi-ctrl", "qcom,mdss-dsi-ctrl";
281            reg = <0x0ae96000 0x400>;
282            reg-names = "dsi_ctrl";
283
284            interrupt-parent = <&mdss>;
285            interrupts = <5>;
286
287            clocks = <&dispcc DISP_CC_MDSS_BYTE1_CLK>,
288                     <&dispcc DISP_CC_MDSS_BYTE1_INTF_CLK>,
289                     <&dispcc DISP_CC_MDSS_PCLK1_CLK>,
290                     <&dispcc DISP_CC_MDSS_ESC1_CLK>,
291                     <&dispcc DISP_CC_MDSS_AHB_CLK>,
292                     <&gcc GCC_DISP_HF_AXI_CLK>;
293            clock-names = "byte",
294                          "byte_intf",
295                          "pixel",
296                          "core",
297                          "iface",
298                          "bus";
299
300            assigned-clocks = <&dispcc DISP_CC_MDSS_BYTE1_CLK_SRC>,
301                              <&dispcc DISP_CC_MDSS_PCLK1_CLK_SRC>;
302            assigned-clock-parents = <&dsi1_phy 0>, <&dsi1_phy 1>;
303
304            operating-points-v2 = <&dsi_opp_table>;
305            power-domains = <&rpmhpd RPMHPD_MMCX>;
306
307            phys = <&dsi1_phy>;
308            phy-names = "dsi";
309
310            #address-cells = <1>;
311            #size-cells = <0>;
312
313            ports {
314                #address-cells = <1>;
315                #size-cells = <0>;
316
317                port@0 {
318                    reg = <0>;
319                    dsi1_in: endpoint {
320                        remote-endpoint = <&dpu_intf2_out>;
321                    };
322                };
323
324                port@1 {
325                    reg = <1>;
326                    dsi1_out: endpoint {
327                    };
328                };
329            };
330        };
331
332        dsi1_phy: phy@ae96400 {
333            compatible = "qcom,sm8550-dsi-phy-4nm";
334            reg = <0x0ae97000 0x200>,
335                  <0x0ae97200 0x280>,
336                  <0x0ae97500 0x400>;
337            reg-names = "dsi_phy",
338                        "dsi_phy_lane",
339                        "dsi_pll";
340
341            #clock-cells = <1>;
342            #phy-cells = <0>;
343
344            clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
345                     <&rpmhcc RPMH_CXO_CLK>;
346            clock-names = "iface", "ref";
347        };
348    };
349...
350