1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Device Tree Source for the iWave-RZ/G1H Qseven board development
4 * platform with camera daughter board
5 *
6 * Copyright (C) 2020 Renesas Electronics Corp.
7 */
8
9 /dts-v1/;
10
11 #include <dt-bindings/media/video-interfaces.h>
12
13 #include "r8a7742-iwg21d-q7.dts"
14
15 / {
16 model = "iWave Systems RZ/G1H Qseven development platform with camera add-on";
17 compatible = "iwave,g21d", "iwave,g21m", "renesas,r8a7742";
18
19 aliases {
20 serial0 = &scif0;
21 serial1 = &scif1;
22 serial3 = &scifb1;
23 serial5 = &hscif0;
24 ethernet1 = ðer;
25 };
26
27 mclk_cam1: mclk-cam1 {
28 compatible = "fixed-clock";
29 #clock-cells = <0>;
30 clock-frequency = <26000000>;
31 };
32
33 mclk_cam2: mclk-cam2 {
34 compatible = "fixed-clock";
35 #clock-cells = <0>;
36 clock-frequency = <26000000>;
37 };
38
39 mclk_cam3: mclk-cam3 {
40 compatible = "fixed-clock";
41 #clock-cells = <0>;
42 clock-frequency = <26000000>;
43 };
44
45 mclk_cam4: mclk-cam4 {
46 compatible = "fixed-clock";
47 #clock-cells = <0>;
48 clock-frequency = <26000000>;
49 };
50
51 reg_1p8v: 1p8v {
52 compatible = "regulator-fixed";
53 regulator-name = "1P8V";
54 regulator-min-microvolt = <1800000>;
55 regulator-max-microvolt = <1800000>;
56 regulator-always-on;
57 };
58
59 reg_2p8v: 2p8v {
60 compatible = "regulator-fixed";
61 regulator-name = "2P8V";
62 regulator-min-microvolt = <2800000>;
63 regulator-max-microvolt = <2800000>;
64 regulator-always-on;
65 };
66 };
67
68 &avb {
69 /* Pins shared with VIN0, keep status disabled */
70 status = "disabled";
71 };
72
73 &can0 {
74 pinctrl-0 = <&can0_pins>;
75 pinctrl-names = "default";
76 status = "okay";
77 };
78
79 ðer {
80 pinctrl-0 = <ðer_pins>;
81 pinctrl-names = "default";
82
83 phy-handle = <&phy1>;
84 renesas,ether-link-active-low;
85 status = "okay";
86
87 phy1: ethernet-phy@1 {
88 compatible = "ethernet-phy-id0022.1560",
89 "ethernet-phy-ieee802.3-c22";
90 reg = <1>;
91 micrel,led-mode = <1>;
92 };
93 };
94
95 &gpio0 {
96 /* Disable hogging GP0_18 to output LOW */
97 /delete-node/ qspi-en-hog;
98
99 /* Hog GP0_18 to output HIGH to enable VIN2 */
100 vin2-en-hog {
101 gpio-hog;
102 gpios = <18 GPIO_ACTIVE_HIGH>;
103 output-high;
104 line-name = "VIN2_EN";
105 };
106 };
107
108 &hscif0 {
109 pinctrl-0 = <&hscif0_pins>;
110 pinctrl-names = "default";
111 uart-has-rtscts;
112 status = "okay";
113 };
114
115 &i2c1 {
116 pinctrl-0 = <&i2c1_pins>;
117 pinctrl-names = "default";
118
119 /* status set to "okay" when needed by camera configuration below */
120 clock-frequency = <400000>;
121 };
122
123 &i2c3 {
124 pinctrl-0 = <&i2c3_pins>;
125 pinctrl-names = "default";
126
127 /* status set to "okay" when needed by camera configuration below */
128 clock-frequency = <400000>;
129 };
130
131 &pfc {
132 can0_pins: can0 {
133 groups = "can0_data_d";
134 function = "can0";
135 };
136
137 ether_pins: ether {
138 groups = "eth_mdio", "eth_rmii";
139 function = "eth";
140 };
141
142 hscif0_pins: hscif0 {
143 groups = "hscif0_data", "hscif0_ctrl";
144 function = "hscif0";
145 };
146
147 i2c1_pins: i2c1 {
148 groups = "i2c1_c";
149 function = "i2c1";
150 };
151
152 i2c3_pins: i2c3 {
153 groups = "i2c3";
154 function = "i2c3";
155 };
156
157 scif0_pins: scif0 {
158 groups = "scif0_data";
159 function = "scif0";
160 };
161
162 scif1_pins: scif1 {
163 groups = "scif1_data";
164 function = "scif1";
165 };
166
167 scifb1_pins: scifb1 {
168 groups = "scifb1_data";
169 function = "scifb1";
170 };
171
172 vin0_8bit_pins: vin0 {
173 groups = "vin0_data8", "vin0_clk", "vin0_sync";
174 function = "vin0";
175 };
176
177 vin1_8bit_pins: vin1 {
178 groups = "vin1_data8_b", "vin1_clk_b", "vin1_sync_b";
179 function = "vin1";
180 };
181
182 vin2_pins: vin2 {
183 groups = "vin2_g8", "vin2_clk";
184 function = "vin2";
185 };
186
187 vin3_pins: vin3 {
188 groups = "vin3_data8", "vin3_clk", "vin3_sync";
189 function = "vin3";
190 };
191 };
192
193 &qspi {
194 /* Pins shared with VIN2, keep status disabled */
195 status = "disabled";
196 };
197
198 &scif0 {
199 pinctrl-0 = <&scif0_pins>;
200 pinctrl-names = "default";
201 status = "okay";
202 };
203
204 &scif1 {
205 pinctrl-0 = <&scif1_pins>;
206 pinctrl-names = "default";
207 status = "okay";
208 };
209
210 &scifb1 {
211 pinctrl-0 = <&scifb1_pins>;
212 pinctrl-names = "default";
213 status = "okay";
214
215 rts-gpios = <&gpio4 21 GPIO_ACTIVE_LOW>;
216 cts-gpios = <&gpio4 17 GPIO_ACTIVE_LOW>;
217 };
218
219 /*
220 * Below configuration ties VINx endpoints to ov5640/ov7725 camera endpoints
221 *
222 * (un)comment the #include statements to change configuration
223 */
224
225 /* 8bit CMOS Camera 1 (J13) */
226 #define CAM_PARENT_I2C i2c0
227 #define MCLK_CAM mclk_cam1
228 #define CAM_EP cam0ep
229 #define VIN_EP vin0ep
230 #undef CAM_ENABLED
231 #include "r8a7742-iwg21d-q7-dbcm-ov5640-single.dtsi"
232 //#include "r8a7742-iwg21d-q7-dbcm-ov7725-single.dtsi"
233
234 #ifdef CAM_ENABLED
235 &vin0 {
236 /*
237 * Set SW2 switch on the SOM to 'ON'
238 * Set SW1 switch on camera board to 'OFF' as we are using 8bit mode
239 */
240 status = "okay";
241 pinctrl-0 = <&vin0_8bit_pins>;
242 pinctrl-names = "default";
243
244 port {
245 vin0ep: endpoint {
246 remote-endpoint = <&cam0ep>;
247 bus-width = <8>;
248 bus-type = <MEDIA_BUS_TYPE_BT656>;
249 };
250 };
251 };
252 #endif /* CAM_ENABLED */
253
254 #undef CAM_PARENT_I2C
255 #undef MCLK_CAM
256 #undef CAM_EP
257 #undef VIN_EP
258
259 /* 8bit CMOS Camera 2 (J14) */
260 #define CAM_PARENT_I2C i2c1
261 #define MCLK_CAM mclk_cam2
262 #define CAM_EP cam1ep
263 #define VIN_EP vin1ep
264 #undef CAM_ENABLED
265 #include "r8a7742-iwg21d-q7-dbcm-ov5640-single.dtsi"
266 //#include "r8a7742-iwg21d-q7-dbcm-ov7725-single.dtsi"
267
268 #ifdef CAM_ENABLED
269 &vin1 {
270 /* Set SW1 switch on the SOM to 'ON' */
271 status = "okay";
272 pinctrl-0 = <&vin1_8bit_pins>;
273 pinctrl-names = "default";
274
275 port {
276 vin1ep: endpoint {
277 remote-endpoint = <&cam1ep>;
278 bus-width = <8>;
279 bus-type = <MEDIA_BUS_TYPE_BT656>;
280 };
281 };
282 };
283
284 #endif /* CAM_ENABLED */
285
286 #undef CAM_PARENT_I2C
287 #undef MCLK_CAM
288 #undef CAM_EP
289 #undef VIN_EP
290
291 /* 8bit CMOS Camera 3 (J12) */
292 #define CAM_PARENT_I2C i2c2
293 #define MCLK_CAM mclk_cam3
294 #define CAM_EP cam2ep
295 #define VIN_EP vin2ep
296 #undef CAM_ENABLED
297 #include "r8a7742-iwg21d-q7-dbcm-ov5640-single.dtsi"
298 //#include "r8a7742-iwg21d-q7-dbcm-ov7725-single.dtsi"
299
300 #ifdef CAM_ENABLED
301 &vin2 {
302 status = "okay";
303 pinctrl-0 = <&vin2_pins>;
304 pinctrl-names = "default";
305
306 port {
307 vin2ep: endpoint {
308 remote-endpoint = <&cam2ep>;
309 bus-width = <8>;
310 data-shift = <8>;
311 bus-type = <MEDIA_BUS_TYPE_BT656>;
312 };
313 };
314 };
315 #endif /* CAM_ENABLED */
316
317 #undef CAM_PARENT_I2C
318 #undef MCLK_CAM
319 #undef CAM_EP
320 #undef VIN_EP
321
322 /* 8bit CMOS Camera 4 (J11) */
323 #define CAM_PARENT_I2C i2c3
324 #define MCLK_CAM mclk_cam4
325 #define CAM_EP cam3ep
326 #define VIN_EP vin3ep
327 #undef CAM_ENABLED
328 #include "r8a7742-iwg21d-q7-dbcm-ov5640-single.dtsi"
329 //#include "r8a7742-iwg21d-q7-dbcm-ov7725-single.dtsi"
330
331 #ifdef CAM_ENABLED
332 &vin3 {
333 status = "okay";
334 pinctrl-0 = <&vin3_pins>;
335 pinctrl-names = "default";
336
337 port {
338 vin3ep: endpoint {
339 remote-endpoint = <&cam3ep>;
340 bus-width = <8>;
341 bus-type = <MEDIA_BUS_TYPE_BT656>;
342 };
343 };
344 };
345 #endif /* CAM_ENABLED */
346
347 #undef CAM_PARENT_I2C
348 #undef MCLK_CAM
349 #undef CAM_EP
350 #undef VIN_EP
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