xref: /linux/Documentation/devicetree/bindings/display/msm/qcom,sc7180-mdss.yaml (revision 906fd46a65383cd639e5eec72a047efc33045d86) 
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/msm/qcom,sc7180-mdss.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm SC7180 Display MDSS
8
9maintainers:
10  - Krishna Manikandan <quic_mkrishn@quicinc.com>
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. Device tree
15  bindings of MDSS are mentioned for SC7180 target.
16
17$ref: /schemas/display/msm/mdss-common.yaml#
18
19properties:
20  compatible:
21    const: qcom,sc7180-mdss
22
23  clocks:
24    items:
25      - description: Display AHB clock from gcc
26      - description: Display AHB clock from dispcc
27      - description: Display core clock
28
29  clock-names:
30    items:
31      - const: iface
32      - const: ahb
33      - const: core
34
35  iommus:
36    maxItems: 1
37
38  interconnects:
39    items:
40      - description: Interconnect path from mdp0 port to the data bus
41      - description: Interconnect path from CPU to the reg bus
42
43  interconnect-names:
44    items:
45      - const: mdp0-mem
46      - const: cpu-cfg
47
48patternProperties:
49  "^display-controller@[0-9a-f]+$":
50    type: object
51    additionalProperties: true
52
53    properties:
54      compatible:
55        const: qcom,sc7180-dpu
56
57  "^displayport-controller@[0-9a-f]+$":
58    type: object
59    additionalProperties: true
60
61    properties:
62      compatible:
63        const: qcom,sc7180-dp
64
65  "^dsi@[0-9a-f]+$":
66    type: object
67    additionalProperties: true
68
69    properties:
70      compatible:
71        items:
72          - const: qcom,sc7180-dsi-ctrl
73          - const: qcom,mdss-dsi-ctrl
74
75  "^phy@[0-9a-f]+$":
76    type: object
77    additionalProperties: true
78
79    properties:
80      compatible:
81        const: qcom,dsi-phy-10nm
82
83required:
84  - compatible
85
86unevaluatedProperties: false
87
88examples:
89  - |
90    #include <dt-bindings/clock/qcom,dispcc-sc7180.h>
91    #include <dt-bindings/clock/qcom,gcc-sc7180.h>
92    #include <dt-bindings/clock/qcom,rpmh.h>
93    #include <dt-bindings/interrupt-controller/arm-gic.h>
94    #include <dt-bindings/interconnect/qcom,sdm845.h>
95    #include <dt-bindings/power/qcom-rpmpd.h>
96
97    display-subsystem@ae00000 {
98        #address-cells = <1>;
99        #size-cells = <1>;
100        compatible = "qcom,sc7180-mdss";
101        reg = <0xae00000 0x1000>;
102        reg-names = "mdss";
103        power-domains = <&dispcc MDSS_GDSC>;
104        clocks = <&gcc GCC_DISP_AHB_CLK>,
105                 <&dispcc DISP_CC_MDSS_AHB_CLK>,
106                 <&dispcc DISP_CC_MDSS_MDP_CLK>;
107        clock-names = "iface", "ahb", "core";
108
109        interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
110        interrupt-controller;
111        #interrupt-cells = <1>;
112
113        interconnects = <&mmss_noc MASTER_MDP0 &mc_virt SLAVE_EBI1>,
114                        <&gem_noc MASTER_APPSS_PROC &config_noc SLAVE_DISPLAY_CFG>;
115        interconnect-names = "mdp0-mem",
116                             "cpu-cfg";
117
118        iommus = <&apps_smmu 0x800 0x2>;
119        ranges;
120
121        display-controller@ae01000 {
122            compatible = "qcom,sc7180-dpu";
123            reg = <0x0ae01000 0x8f000>,
124                  <0x0aeb0000 0x2008>;
125
126            reg-names = "mdp", "vbif";
127
128            clocks = <&gcc GCC_DISP_HF_AXI_CLK>,
129                     <&dispcc DISP_CC_MDSS_AHB_CLK>,
130                     <&dispcc DISP_CC_MDSS_ROT_CLK>,
131                     <&dispcc DISP_CC_MDSS_MDP_LUT_CLK>,
132                     <&dispcc DISP_CC_MDSS_MDP_CLK>,
133                     <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
134            clock-names = "bus", "iface", "rot", "lut", "core",
135                          "vsync";
136
137            interrupt-parent = <&mdss>;
138            interrupts = <0>;
139            power-domains = <&rpmhpd SC7180_CX>;
140            operating-points-v2 = <&mdp_opp_table>;
141
142            ports {
143                #address-cells = <1>;
144                #size-cells = <0>;
145
146                port@0 {
147                    reg = <0>;
148                    dpu_intf1_out: endpoint {
149                        remote-endpoint = <&dsi0_in>;
150                    };
151                };
152
153                port@2 {
154                    reg = <2>;
155                    dpu_intf0_out: endpoint {
156                        remote-endpoint = <&dp_in>;
157                    };
158                };
159            };
160        };
161
162        dsi@ae94000 {
163            compatible = "qcom,sc7180-dsi-ctrl", "qcom,mdss-dsi-ctrl";
164            reg = <0x0ae94000 0x400>;
165            reg-names = "dsi_ctrl";
166
167            interrupt-parent = <&mdss>;
168            interrupts = <4>;
169
170            clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK>,
171                     <&dispcc DISP_CC_MDSS_BYTE0_INTF_CLK>,
172                     <&dispcc DISP_CC_MDSS_PCLK0_CLK>,
173                     <&dispcc DISP_CC_MDSS_ESC0_CLK>,
174                     <&dispcc DISP_CC_MDSS_AHB_CLK>,
175                     <&gcc GCC_DISP_HF_AXI_CLK>;
176            clock-names = "byte",
177                          "byte_intf",
178                          "pixel",
179                          "core",
180                          "iface",
181                          "bus";
182
183            assigned-clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK_SRC>, <&dispcc DISP_CC_MDSS_PCLK0_CLK_SRC>;
184            assigned-clock-parents = <&dsi_phy 0>, <&dsi_phy 1>;
185
186            operating-points-v2 = <&dsi_opp_table>;
187            power-domains = <&rpmhpd SC7180_CX>;
188
189            phys = <&dsi_phy>;
190            phy-names = "dsi";
191
192            #address-cells = <1>;
193            #size-cells = <0>;
194
195            ports {
196                #address-cells = <1>;
197                #size-cells = <0>;
198
199                port@0 {
200                    reg = <0>;
201                    dsi0_in: endpoint {
202                        remote-endpoint = <&dpu_intf1_out>;
203                    };
204                };
205
206                port@1 {
207                    reg = <1>;
208                    dsi0_out: endpoint {
209                    };
210                };
211            };
212
213            dsi_opp_table: opp-table {
214                compatible = "operating-points-v2";
215
216                opp-187500000 {
217                    opp-hz = /bits/ 64 <187500000>;
218                    required-opps = <&rpmhpd_opp_low_svs>;
219                };
220
221                opp-300000000 {
222                    opp-hz = /bits/ 64 <300000000>;
223                    required-opps = <&rpmhpd_opp_svs>;
224                };
225
226                opp-358000000 {
227                    opp-hz = /bits/ 64 <358000000>;
228                    required-opps = <&rpmhpd_opp_svs_l1>;
229                };
230            };
231        };
232
233        dsi_phy: phy@ae94400 {
234            compatible = "qcom,dsi-phy-10nm";
235            reg = <0x0ae94400 0x200>,
236                  <0x0ae94600 0x280>,
237                  <0x0ae94a00 0x1e0>;
238            reg-names = "dsi_phy",
239                    "dsi_phy_lane",
240                    "dsi_pll";
241
242            #clock-cells = <1>;
243            #phy-cells = <0>;
244
245            clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
246                 <&rpmhcc RPMH_CXO_CLK>;
247            clock-names = "iface", "ref";
248            vdds-supply = <&vreg_dsi_phy>;
249        };
250
251        displayport-controller@ae90000 {
252            compatible = "qcom,sc7180-dp";
253
254            reg = <0xae90000 0x200>,
255                  <0xae90200 0x200>,
256                  <0xae90400 0xc00>,
257                  <0xae91000 0x400>,
258                  <0xae91400 0x400>;
259
260            interrupt-parent = <&mdss>;
261            interrupts = <12>;
262
263            clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
264                     <&dispcc DISP_CC_MDSS_DP_AUX_CLK>,
265                     <&dispcc DISP_CC_MDSS_DP_LINK_CLK>,
266                     <&dispcc DISP_CC_MDSS_DP_LINK_INTF_CLK>,
267                     <&dispcc DISP_CC_MDSS_DP_PIXEL_CLK>;
268            clock-names = "core_iface", "core_aux", "ctrl_link",
269                          "ctrl_link_iface", "stream_pixel";
270            assigned-clocks = <&dispcc DISP_CC_MDSS_DP_LINK_CLK_SRC>,
271                              <&dispcc DISP_CC_MDSS_DP_PIXEL_CLK_SRC>;
272            assigned-clock-parents = <&dp_phy 0>, <&dp_phy 1>;
273            phys = <&dp_phy>;
274            phy-names = "dp";
275
276            operating-points-v2 = <&dp_opp_table>;
277            power-domains = <&rpmhpd SC7180_CX>;
278
279            #sound-dai-cells = <0>;
280
281            ports {
282                #address-cells = <1>;
283                #size-cells = <0>;
284                port@0 {
285                    reg = <0>;
286                    dp_in: endpoint {
287                        remote-endpoint = <&dpu_intf0_out>;
288                    };
289                };
290
291                port@1 {
292                    reg = <1>;
293                    dp_out: endpoint { };
294                };
295            };
296
297            dp_opp_table: opp-table {
298                compatible = "operating-points-v2";
299
300                opp-160000000 {
301                    opp-hz = /bits/ 64 <160000000>;
302                    required-opps = <&rpmhpd_opp_low_svs>;
303                };
304
305                opp-270000000 {
306                    opp-hz = /bits/ 64 <270000000>;
307                    required-opps = <&rpmhpd_opp_svs>;
308                };
309
310                opp-540000000 {
311                    opp-hz = /bits/ 64 <540000000>;
312                    required-opps = <&rpmhpd_opp_svs_l1>;
313                };
314
315                opp-810000000 {
316                    opp-hz = /bits/ 64 <810000000>;
317                    required-opps = <&rpmhpd_opp_nom>;
318                };
319            };
320        };
321    };
322...
323