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
7 title: Qualcomm SM8550 Display MDSS
8
9 maintainers:
10 - Neil Armstrong <neil.armstrong@linaro.org>
11
12 description:
13 SM8550 MSM Mobile Display Subsystem(MDSS), which encapsulates sub-blocks like
14 DPU display controller, DSI and DP interfaces etc.
15
16 $ref: /schemas/display/msm/mdss-common.yaml#
17
18 properties:
19 compatible:
20 const: qcom,sm8550-mdss
21
22 clocks:
23 items:
24 - description: Display MDSS AHB
25 - description: Display AHB
26 - description: Display hf AXI
27 - description: Display core
28
29 iommus:
30 maxItems: 1
31
32 interconnects:
33 maxItems: 2
34
35 interconnect-names:
36 maxItems: 2
37
38 patternProperties:
39 "^display-controller@[0-9a-f]+$":
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
75 required:
76 - compatible
77
78 unevaluatedProperties: false
79
80 examples:
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 ...
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