xref: /linux/Documentation/devicetree/bindings/display/msm/qcom,sdm845-mdss.yaml (revision e7d759f31ca295d589f7420719c311870bb3166f) 
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/msm/qcom,sdm845-mdss.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm SDM845 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 SDM845 target.
16
17$ref: /schemas/display/msm/mdss-common.yaml#
18
19properties:
20  compatible:
21    const: qcom,sdm845-mdss
22
23  clocks:
24    items:
25      - description: Display AHB clock from gcc
26      - description: Display core clock
27
28  clock-names:
29    items:
30      - const: iface
31      - const: core
32
33  iommus:
34    maxItems: 2
35
36  interconnects:
37    maxItems: 2
38
39  interconnect-names:
40    maxItems: 2
41
42patternProperties:
43  "^display-controller@[0-9a-f]+$":
44    type: object
45    additionalProperties: true
46
47    properties:
48      compatible:
49        const: qcom,sdm845-dpu
50
51  "^displayport-controller@[0-9a-f]+$":
52    type: object
53    additionalProperties: true
54
55    properties:
56      compatible:
57        const: qcom,sdm845-dp
58
59  "^dsi@[0-9a-f]+$":
60    type: object
61    additionalProperties: true
62
63    properties:
64      compatible:
65        items:
66          - const: qcom,sdm845-dsi-ctrl
67          - const: qcom,mdss-dsi-ctrl
68
69  "^phy@[0-9a-f]+$":
70    type: object
71    additionalProperties: true
72
73    properties:
74      compatible:
75        const: qcom,dsi-phy-10nm
76
77required:
78  - compatible
79
80unevaluatedProperties: false
81
82examples:
83  - |
84    #include <dt-bindings/clock/qcom,dispcc-sdm845.h>
85    #include <dt-bindings/clock/qcom,gcc-sdm845.h>
86    #include <dt-bindings/clock/qcom,rpmh.h>
87    #include <dt-bindings/interrupt-controller/arm-gic.h>
88    #include <dt-bindings/power/qcom-rpmpd.h>
89
90    display-subsystem@ae00000 {
91        #address-cells = <1>;
92        #size-cells = <1>;
93        compatible = "qcom,sdm845-mdss";
94        reg = <0x0ae00000 0x1000>;
95        reg-names = "mdss";
96        power-domains = <&dispcc MDSS_GDSC>;
97
98        clocks = <&gcc GCC_DISP_AHB_CLK>,
99                 <&dispcc DISP_CC_MDSS_MDP_CLK>;
100        clock-names = "iface", "core";
101
102        interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
103        interrupt-controller;
104        #interrupt-cells = <1>;
105
106        iommus = <&apps_smmu 0x880 0x8>,
107                 <&apps_smmu 0xc80 0x8>;
108        ranges;
109
110        display-controller@ae01000 {
111            compatible = "qcom,sdm845-dpu";
112            reg = <0x0ae01000 0x8f000>,
113                  <0x0aeb0000 0x2008>;
114            reg-names = "mdp", "vbif";
115
116            clocks = <&gcc GCC_DISP_AXI_CLK>,
117                     <&dispcc DISP_CC_MDSS_AHB_CLK>,
118                     <&dispcc DISP_CC_MDSS_AXI_CLK>,
119                     <&dispcc DISP_CC_MDSS_MDP_CLK>,
120                     <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
121            clock-names = "gcc-bus", "iface", "bus", "core", "vsync";
122
123            interrupt-parent = <&mdss>;
124            interrupts = <0>;
125            power-domains = <&rpmhpd SDM845_CX>;
126            operating-points-v2 = <&mdp_opp_table>;
127
128            ports {
129                #address-cells = <1>;
130                #size-cells = <0>;
131
132                port@0 {
133                    reg = <0>;
134                    dpu_intf1_out: endpoint {
135                        remote-endpoint = <&dsi0_in>;
136                    };
137                };
138
139                port@1 {
140                    reg = <1>;
141                    dpu_intf2_out: endpoint {
142                        remote-endpoint = <&dsi1_in>;
143                    };
144                };
145            };
146        };
147
148        dsi@ae94000 {
149            compatible = "qcom,sdm845-dsi-ctrl", "qcom,mdss-dsi-ctrl";
150            reg = <0x0ae94000 0x400>;
151            reg-names = "dsi_ctrl";
152
153            interrupt-parent = <&mdss>;
154            interrupts = <4>;
155
156            clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK>,
157                     <&dispcc DISP_CC_MDSS_BYTE0_INTF_CLK>,
158                     <&dispcc DISP_CC_MDSS_PCLK0_CLK>,
159                     <&dispcc DISP_CC_MDSS_ESC0_CLK>,
160                     <&dispcc DISP_CC_MDSS_AHB_CLK>,
161                     <&dispcc DISP_CC_MDSS_AXI_CLK>;
162            clock-names = "byte",
163                          "byte_intf",
164                          "pixel",
165                          "core",
166                          "iface",
167                          "bus";
168            assigned-clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK_SRC>,
169                              <&dispcc DISP_CC_MDSS_PCLK0_CLK_SRC>;
170            assigned-clock-parents = <&dsi0_phy 0>, <&dsi0_phy 1>;
171
172            operating-points-v2 = <&dsi_opp_table>;
173            power-domains = <&rpmhpd SDM845_CX>;
174
175            phys = <&dsi0_phy>;
176            phy-names = "dsi";
177
178            #address-cells = <1>;
179            #size-cells = <0>;
180
181            ports {
182                #address-cells = <1>;
183                #size-cells = <0>;
184
185                port@0 {
186                    reg = <0>;
187                    dsi0_in: endpoint {
188                        remote-endpoint = <&dpu_intf1_out>;
189                    };
190                };
191
192                port@1 {
193                    reg = <1>;
194                    dsi0_out: endpoint {
195                    };
196                };
197            };
198        };
199
200        dsi0_phy: phy@ae94400 {
201            compatible = "qcom,dsi-phy-10nm";
202            reg = <0x0ae94400 0x200>,
203                  <0x0ae94600 0x280>,
204                  <0x0ae94a00 0x1e0>;
205            reg-names = "dsi_phy",
206                        "dsi_phy_lane",
207                        "dsi_pll";
208
209            #clock-cells = <1>;
210            #phy-cells = <0>;
211
212            clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
213                     <&rpmhcc RPMH_CXO_CLK>;
214            clock-names = "iface", "ref";
215            vdds-supply = <&vreg_dsi_phy>;
216        };
217
218        dsi@ae96000 {
219            compatible = "qcom,sdm845-dsi-ctrl", "qcom,mdss-dsi-ctrl";
220            reg = <0x0ae96000 0x400>;
221            reg-names = "dsi_ctrl";
222
223            interrupt-parent = <&mdss>;
224            interrupts = <5>;
225
226            clocks = <&dispcc DISP_CC_MDSS_BYTE1_CLK>,
227                     <&dispcc DISP_CC_MDSS_BYTE1_INTF_CLK>,
228                     <&dispcc DISP_CC_MDSS_PCLK1_CLK>,
229                     <&dispcc DISP_CC_MDSS_ESC1_CLK>,
230                     <&dispcc DISP_CC_MDSS_AHB_CLK>,
231                     <&dispcc DISP_CC_MDSS_AXI_CLK>;
232            clock-names = "byte",
233                          "byte_intf",
234                          "pixel",
235                          "core",
236                          "iface",
237                          "bus";
238            assigned-clocks = <&dispcc DISP_CC_MDSS_BYTE1_CLK_SRC>,
239                              <&dispcc DISP_CC_MDSS_PCLK1_CLK_SRC>;
240            assigned-clock-parents = <&dsi1_phy 0>, <&dsi1_phy 1>;
241
242            operating-points-v2 = <&dsi_opp_table>;
243            power-domains = <&rpmhpd SDM845_CX>;
244
245            phys = <&dsi1_phy>;
246            phy-names = "dsi";
247
248            #address-cells = <1>;
249            #size-cells = <0>;
250
251            ports {
252                #address-cells = <1>;
253                #size-cells = <0>;
254
255                port@0 {
256                    reg = <0>;
257                    dsi1_in: endpoint {
258                        remote-endpoint = <&dpu_intf2_out>;
259                    };
260                };
261
262                port@1 {
263                    reg = <1>;
264                    dsi1_out: endpoint {
265                    };
266                };
267            };
268        };
269
270        dsi1_phy: phy@ae96400 {
271            compatible = "qcom,dsi-phy-10nm";
272            reg = <0x0ae96400 0x200>,
273                  <0x0ae96600 0x280>,
274                  <0x0ae96a00 0x10e>;
275            reg-names = "dsi_phy",
276                        "dsi_phy_lane",
277                        "dsi_pll";
278
279            #clock-cells = <1>;
280            #phy-cells = <0>;
281
282            clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
283                     <&rpmhcc RPMH_CXO_CLK>;
284            clock-names = "iface", "ref";
285            vdds-supply = <&vreg_dsi_phy>;
286        };
287    };
288...
289