xref: /linux/Documentation/devicetree/bindings/media/i2c/ti,ds90ub960.yaml (revision 3bf3e21c15d4386a5f15118ec39bbc1b67ea5759) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/media/i2c/ti,ds90ub960.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Texas Instruments DS90UB9XX Family FPD-Link Deserializer Hubs
8
9maintainers:
10  - Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
11
12description:
13  The TI DS90UB9XX devices are FPD-Link video deserializers with I2C and GPIO
14  forwarding.
15
16allOf:
17  - $ref: /schemas/i2c/i2c-atr.yaml#
18
19properties:
20  compatible:
21    enum:
22      - ti,ds90ub960-q1
23      - ti,ds90ub9702-q1
24
25  reg:
26    maxItems: 1
27
28  clocks:
29    maxItems: 1
30    description:
31      Reference clock connected to the REFCLK pin.
32
33  clock-names:
34    items:
35      - const: refclk
36
37  powerdown-gpios:
38    maxItems: 1
39    description:
40      Specifier for the GPIO connected to the PDB pin.
41
42  i2c-alias-pool:
43    minItems: 1
44    maxItems: 32
45
46  links:
47    type: object
48    additionalProperties: false
49
50    properties:
51      '#address-cells':
52        const: 1
53
54      '#size-cells':
55        const: 0
56
57      ti,manual-strobe:
58        type: boolean
59        description:
60          Enable manual strobe position and EQ level
61
62    patternProperties:
63      '^link@[0-3]$':
64        type: object
65        additionalProperties: false
66        properties:
67          reg:
68            description: The link number
69            maxItems: 1
70
71          i2c-alias:
72            $ref: /schemas/types.yaml#/definitions/uint32
73            description:
74              The I2C address used for the serializer. Transactions to this
75              address on the I2C bus where the deserializer resides are
76              forwarded to the serializer.
77
78          ti,rx-mode:
79            $ref: /schemas/types.yaml#/definitions/uint32
80            enum:
81              - 0 # RAW10
82              - 1 # RAW12 HF
83              - 2 # RAW12 LF
84              - 3 # CSI2 SYNC
85              - 4 # CSI2 NON-SYNC
86            description:
87              FPD-Link Input Mode. This should reflect the hardware and the
88              default mode of the connected device.
89
90          ti,cdr-mode:
91            $ref: /schemas/types.yaml#/definitions/uint32
92            enum:
93              - 0 # FPD-Link III
94              - 1 # FPD-Link IV
95            description:
96              FPD-Link CDR Mode. This should reflect the hardware and the
97              default mode of the connected device.
98
99          ti,strobe-pos:
100            $ref: /schemas/types.yaml#/definitions/int32
101            minimum: -13
102            maximum: 13
103            description: Manual strobe position
104
105          ti,eq-level:
106            $ref: /schemas/types.yaml#/definitions/uint32
107            maximum: 14
108            description: Manual EQ level
109
110          serializer:
111            type: object
112            description: FPD-Link Serializer node
113
114        required:
115          - reg
116          - i2c-alias
117          - ti,rx-mode
118          - serializer
119
120  ports:
121    $ref: /schemas/graph.yaml#/properties/ports
122
123    properties:
124      port@0:
125        $ref: /schemas/graph.yaml#/$defs/port-base
126        unevaluatedProperties: false
127        description: FPD-Link input 0
128
129        properties:
130          endpoint:
131            $ref: /schemas/media/video-interfaces.yaml#
132            unevaluatedProperties: false
133            description:
134              Endpoint for FPD-Link port. If the RX mode for this port is RAW,
135              hsync-active and vsync-active must be defined.
136
137      port@1:
138        $ref: /schemas/graph.yaml#/$defs/port-base
139        unevaluatedProperties: false
140        description: FPD-Link input 1
141
142        properties:
143          endpoint:
144            $ref: /schemas/media/video-interfaces.yaml#
145            unevaluatedProperties: false
146            description:
147              Endpoint for FPD-Link port. If the RX mode for this port is RAW,
148              hsync-active and vsync-active must be defined.
149
150      port@2:
151        $ref: /schemas/graph.yaml#/$defs/port-base
152        unevaluatedProperties: false
153        description: FPD-Link input 2
154
155        properties:
156          endpoint:
157            $ref: /schemas/media/video-interfaces.yaml#
158            unevaluatedProperties: false
159            description:
160              Endpoint for FPD-Link port. If the RX mode for this port is RAW,
161              hsync-active and vsync-active must be defined.
162
163      port@3:
164        $ref: /schemas/graph.yaml#/$defs/port-base
165        unevaluatedProperties: false
166        description: FPD-Link input 3
167
168        properties:
169          endpoint:
170            $ref: /schemas/media/video-interfaces.yaml#
171            unevaluatedProperties: false
172            description:
173              Endpoint for FPD-Link port. If the RX mode for this port is RAW,
174              hsync-active and vsync-active must be defined.
175
176      port@4:
177        $ref: /schemas/graph.yaml#/$defs/port-base
178        unevaluatedProperties: false
179        description: CSI-2 Output 0
180
181        properties:
182          endpoint:
183            $ref: /schemas/media/video-interfaces.yaml#
184            unevaluatedProperties: false
185
186            properties:
187              data-lanes:
188                minItems: 1
189                maxItems: 4
190              link-frequencies:
191                maxItems: 1
192
193            required:
194              - data-lanes
195              - link-frequencies
196
197      port@5:
198        $ref: /schemas/graph.yaml#/$defs/port-base
199        unevaluatedProperties: false
200        description: CSI-2 Output 1
201
202        properties:
203          endpoint:
204            $ref: /schemas/media/video-interfaces.yaml#
205            unevaluatedProperties: false
206
207            properties:
208              data-lanes:
209                minItems: 1
210                maxItems: 4
211              link-frequencies:
212                maxItems: 1
213
214            required:
215              - data-lanes
216              - link-frequencies
217
218    required:
219      - port@0
220      - port@1
221      - port@2
222      - port@3
223      - port@4
224      - port@5
225
226required:
227  - compatible
228  - reg
229  - clocks
230  - clock-names
231  - ports
232
233unevaluatedProperties: false
234
235examples:
236  - |
237    #include <dt-bindings/gpio/gpio.h>
238
239    i2c {
240      clock-frequency = <400000>;
241      #address-cells = <1>;
242      #size-cells = <0>;
243
244      deser@3d {
245        compatible = "ti,ds90ub960-q1";
246        reg = <0x3d>;
247
248        clock-names = "refclk";
249        clocks = <&fixed_clock>;
250
251        powerdown-gpios = <&pca9555 7 GPIO_ACTIVE_LOW>;
252
253        i2c-alias-pool = <0x4a 0x4b 0x4c 0x4d 0x4e 0x4f>;
254
255        ports {
256          #address-cells = <1>;
257          #size-cells = <0>;
258
259          /* Port 0, Camera 0 */
260          port@0 {
261            reg = <0>;
262
263            ub960_fpd3_1_in: endpoint {
264              remote-endpoint = <&ub953_1_out>;
265            };
266          };
267
268          /* Port 1, Camera 1 */
269          port@1 {
270            reg = <1>;
271
272            ub960_fpd3_2_in: endpoint {
273              remote-endpoint = <&ub913_2_out>;
274              hsync-active = <0>;
275              vsync-active = <1>;
276            };
277          };
278
279          /* Port 2, unconnected */
280          port@2 {
281            reg = <2>;
282          };
283
284          /* Port 3, unconnected */
285          port@3 {
286            reg = <3>;
287          };
288
289          /* Port 4, CSI-2 TX */
290          port@4 {
291            reg = <4>;
292            ds90ub960_0_csi_out: endpoint {
293              data-lanes = <1 2 3 4>;
294              link-frequencies = /bits/ 64 <800000000>;
295              remote-endpoint = <&csi2_phy0>;
296            };
297          };
298
299          /* Port 5, unconnected */
300          port@5 {
301            reg = <5>;
302          };
303        };
304
305        links {
306          #address-cells = <1>;
307          #size-cells = <0>;
308
309          /* Link 0 has DS90UB953 serializer and IMX274 sensor */
310
311          link@0 {
312            reg = <0>;
313            i2c-alias = <0x44>;
314
315            ti,rx-mode = <3>;
316
317            serializer1: serializer {
318              compatible = "ti,ds90ub953-q1";
319
320              gpio-controller;
321              #gpio-cells = <2>;
322
323              #clock-cells = <0>;
324
325              ports {
326                #address-cells = <1>;
327                #size-cells = <0>;
328
329                port@0 {
330                  reg = <0>;
331                  ub953_1_in: endpoint {
332                    data-lanes = <1 2 3 4>;
333                    remote-endpoint = <&sensor_1_out>;
334                  };
335                };
336
337                port@1 {
338                  reg = <1>;
339
340                  ub953_1_out: endpoint {
341                    remote-endpoint = <&ub960_fpd3_1_in>;
342                  };
343                };
344              };
345
346              i2c {
347                #address-cells = <1>;
348                #size-cells = <0>;
349
350                sensor@1a {
351                  compatible = "sony,imx274";
352                  reg = <0x1a>;
353
354                  reset-gpios = <&serializer1 0 GPIO_ACTIVE_LOW>;
355
356                  port {
357                    sensor_1_out: endpoint {
358                      remote-endpoint = <&ub953_1_in>;
359                    };
360                  };
361                };
362              };
363            };
364          };  /* End of link@0 */
365
366          /* Link 1 has DS90UB913 serializer and MT9V111 sensor */
367
368          link@1 {
369            reg = <1>;
370            i2c-alias = <0x45>;
371
372            ti,rx-mode = <0>;
373
374            serializer2: serializer {
375              compatible = "ti,ds90ub913a-q1";
376
377              gpio-controller;
378              #gpio-cells = <2>;
379
380              clocks = <&clk_cam_48M>;
381              clock-names = "clkin";
382
383              #clock-cells = <0>;
384
385              ports {
386                #address-cells = <1>;
387                #size-cells = <0>;
388
389                port@0 {
390                  reg = <0>;
391                  ub913_2_in: endpoint {
392                    remote-endpoint = <&sensor_2_out>;
393                    pclk-sample = <1>;
394                  };
395                };
396
397                port@1 {
398                  reg = <1>;
399
400                  ub913_2_out: endpoint {
401                    remote-endpoint = <&ub960_fpd3_2_in>;
402                  };
403                };
404              };
405
406              i2c {
407                #address-cells = <1>;
408                #size-cells = <0>;
409
410                sensor@48 {
411                  compatible = "aptina,mt9v111";
412                  reg = <0x48>;
413
414                  clocks = <&serializer2>;
415
416                  port {
417                    sensor_2_out: endpoint {
418                      remote-endpoint = <&ub913_2_in>;
419                    };
420                  };
421                };
422              };
423            };
424          }; /* End of link@1 */
425        };
426      };
427    };
428...
429