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24169a5a | 1 | // SPDX-License-Identifier: GPL-2.0 |
3c2472a3 RO |
2 | /* |
3 | * A V4L2 driver for OmniVision OV5647 cameras. | |
4 | * | |
5 | * Based on Samsung S5K6AAFX SXGA 1/6" 1.3M CMOS Image Sensor driver | |
6 | * Copyright (C) 2011 Sylwester Nawrocki <s.nawrocki@samsung.com> | |
7 | * | |
8 | * Based on Omnivision OV7670 Camera Driver | |
9 | * Copyright (C) 2006-7 Jonathan Corbet <corbet@lwn.net> | |
10 | * | |
11 | * Copyright (C) 2016, Synopsys, Inc. | |
3c2472a3 RO |
12 | */ |
13 | ||
14 | #include <linux/clk.h> | |
15 | #include <linux/delay.h> | |
b050791d | 16 | #include <linux/gpio/consumer.h> |
3c2472a3 RO |
17 | #include <linux/i2c.h> |
18 | #include <linux/init.h> | |
19 | #include <linux/io.h> | |
20 | #include <linux/module.h> | |
859969b3 | 21 | #include <linux/of_graph.h> |
089b7c70 | 22 | #include <linux/pm_runtime.h> |
3c2472a3 RO |
23 | #include <linux/slab.h> |
24 | #include <linux/videodev2.h> | |
4974c2f1 | 25 | #include <media/v4l2-ctrls.h> |
3c2472a3 | 26 | #include <media/v4l2-device.h> |
dc337308 | 27 | #include <media/v4l2-event.h> |
859969b3 | 28 | #include <media/v4l2-fwnode.h> |
3c2472a3 RO |
29 | #include <media/v4l2-image-sizes.h> |
30 | #include <media/v4l2-mediabus.h> | |
3c2472a3 | 31 | |
b050791d DS |
32 | /* |
33 | * From the datasheet, "20ms after PWDN goes low or 20ms after RESETB goes | |
34 | * high if reset is inserted after PWDN goes high, host can access sensor's | |
35 | * SCCB to initialize sensor." | |
36 | */ | |
37 | #define PWDN_ACTIVE_DELAY_MS 20 | |
38 | ||
cef66734 | 39 | #define MIPI_CTRL00_CLOCK_LANE_GATE BIT(5) |
dea4fcfe | 40 | #define MIPI_CTRL00_LINE_SYNC_ENABLE BIT(4) |
cef66734 JC |
41 | #define MIPI_CTRL00_BUS_IDLE BIT(2) |
42 | #define MIPI_CTRL00_CLOCK_LANE_DISABLE BIT(0) | |
43 | ||
44 | #define OV5647_SW_STANDBY 0x0100 | |
45 | #define OV5647_SW_RESET 0x0103 | |
c9a05cec JM |
46 | #define OV5647_REG_CHIPID_H 0x300a |
47 | #define OV5647_REG_CHIPID_L 0x300b | |
48 | #define OV5640_REG_PAD_OUT 0x300d | |
4974c2f1 DP |
49 | #define OV5647_REG_EXP_HI 0x3500 |
50 | #define OV5647_REG_EXP_MID 0x3501 | |
51 | #define OV5647_REG_EXP_LO 0x3502 | |
52 | #define OV5647_REG_AEC_AGC 0x3503 | |
53 | #define OV5647_REG_GAIN_HI 0x350a | |
54 | #define OV5647_REG_GAIN_LO 0x350b | |
2512c064 DS |
55 | #define OV5647_REG_VTS_HI 0x380e |
56 | #define OV5647_REG_VTS_LO 0x380f | |
cef66734 JC |
57 | #define OV5647_REG_FRAME_OFF_NUMBER 0x4202 |
58 | #define OV5647_REG_MIPI_CTRL00 0x4800 | |
59 | #define OV5647_REG_MIPI_CTRL14 0x4814 | |
4974c2f1 | 60 | #define OV5647_REG_AWB 0x5001 |
3c2472a3 RO |
61 | |
62 | #define REG_TERM 0xfffe | |
63 | #define VAL_TERM 0xfe | |
64 | #define REG_DLY 0xffff | |
65 | ||
14f70a32 DS |
66 | /* OV5647 native and active pixel array size */ |
67 | #define OV5647_NATIVE_WIDTH 2624U | |
68 | #define OV5647_NATIVE_HEIGHT 1956U | |
69 | ||
70 | #define OV5647_PIXEL_ARRAY_LEFT 16U | |
71 | #define OV5647_PIXEL_ARRAY_TOP 16U | |
72 | #define OV5647_PIXEL_ARRAY_WIDTH 2592U | |
73 | #define OV5647_PIXEL_ARRAY_HEIGHT 1944U | |
3c2472a3 | 74 | |
2512c064 DS |
75 | #define OV5647_VBLANK_MIN 4 |
76 | #define OV5647_VTS_MAX 32767 | |
77 | ||
646a0249 DS |
78 | #define OV5647_EXPOSURE_MIN 4 |
79 | #define OV5647_EXPOSURE_STEP 1 | |
80 | #define OV5647_EXPOSURE_DEFAULT 1000 | |
81 | #define OV5647_EXPOSURE_MAX 65535 | |
82 | ||
3c2472a3 RO |
83 | struct regval_list { |
84 | u16 addr; | |
85 | u8 data; | |
86 | }; | |
87 | ||
d7d6074e JM |
88 | struct ov5647_mode { |
89 | struct v4l2_mbus_framefmt format; | |
14f70a32 | 90 | struct v4l2_rect crop; |
911f4516 | 91 | u64 pixel_rate; |
c6da1ae4 | 92 | int hts; |
2512c064 | 93 | int vts; |
d7d6074e JM |
94 | const struct regval_list *reg_list; |
95 | unsigned int num_regs; | |
96 | }; | |
97 | ||
3c2472a3 RO |
98 | struct ov5647 { |
99 | struct v4l2_subdev sd; | |
100 | struct media_pad pad; | |
101 | struct mutex lock; | |
3c2472a3 | 102 | struct clk *xclk; |
b050791d | 103 | struct gpio_desc *pwdn; |
dea4fcfe | 104 | bool clock_ncont; |
4974c2f1 | 105 | struct v4l2_ctrl_handler ctrls; |
d7d6074e | 106 | const struct ov5647_mode *mode; |
911f4516 | 107 | struct v4l2_ctrl *pixel_rate; |
c6da1ae4 | 108 | struct v4l2_ctrl *hblank; |
2512c064 | 109 | struct v4l2_ctrl *vblank; |
646a0249 | 110 | struct v4l2_ctrl *exposure; |
2f038c97 | 111 | bool streaming; |
3c2472a3 RO |
112 | }; |
113 | ||
5bc5ca71 | 114 | static inline struct ov5647 *to_sensor(struct v4l2_subdev *sd) |
3c2472a3 RO |
115 | { |
116 | return container_of(sd, struct ov5647, sd); | |
117 | } | |
118 | ||
d0744070 | 119 | static const struct regval_list sensor_oe_disable_regs[] = { |
3c2472a3 RO |
120 | {0x3000, 0x00}, |
121 | {0x3001, 0x00}, | |
122 | {0x3002, 0x00}, | |
123 | }; | |
124 | ||
d0744070 | 125 | static const struct regval_list sensor_oe_enable_regs[] = { |
3c2472a3 RO |
126 | {0x3000, 0x0f}, |
127 | {0x3001, 0xff}, | |
128 | {0x3002, 0xe4}, | |
129 | }; | |
130 | ||
a8df5af6 JM |
131 | static struct regval_list ov5647_2592x1944_10bpp[] = { |
132 | {0x0100, 0x00}, | |
133 | {0x0103, 0x01}, | |
134 | {0x3034, 0x1a}, | |
135 | {0x3035, 0x21}, | |
136 | {0x3036, 0x69}, | |
137 | {0x303c, 0x11}, | |
138 | {0x3106, 0xf5}, | |
139 | {0x3821, 0x06}, | |
140 | {0x3820, 0x00}, | |
141 | {0x3827, 0xec}, | |
142 | {0x370c, 0x03}, | |
143 | {0x3612, 0x5b}, | |
144 | {0x3618, 0x04}, | |
145 | {0x5000, 0x06}, | |
146 | {0x5002, 0x41}, | |
147 | {0x5003, 0x08}, | |
148 | {0x5a00, 0x08}, | |
149 | {0x3000, 0x00}, | |
150 | {0x3001, 0x00}, | |
151 | {0x3002, 0x00}, | |
152 | {0x3016, 0x08}, | |
153 | {0x3017, 0xe0}, | |
154 | {0x3018, 0x44}, | |
155 | {0x301c, 0xf8}, | |
156 | {0x301d, 0xf0}, | |
157 | {0x3a18, 0x00}, | |
158 | {0x3a19, 0xf8}, | |
159 | {0x3c01, 0x80}, | |
160 | {0x3b07, 0x0c}, | |
161 | {0x380c, 0x0b}, | |
162 | {0x380d, 0x1c}, | |
163 | {0x3814, 0x11}, | |
164 | {0x3815, 0x11}, | |
165 | {0x3708, 0x64}, | |
166 | {0x3709, 0x12}, | |
167 | {0x3808, 0x0a}, | |
168 | {0x3809, 0x20}, | |
169 | {0x380a, 0x07}, | |
170 | {0x380b, 0x98}, | |
171 | {0x3800, 0x00}, | |
172 | {0x3801, 0x00}, | |
173 | {0x3802, 0x00}, | |
174 | {0x3803, 0x00}, | |
175 | {0x3804, 0x0a}, | |
176 | {0x3805, 0x3f}, | |
177 | {0x3806, 0x07}, | |
178 | {0x3807, 0xa3}, | |
179 | {0x3811, 0x10}, | |
180 | {0x3813, 0x06}, | |
181 | {0x3630, 0x2e}, | |
182 | {0x3632, 0xe2}, | |
183 | {0x3633, 0x23}, | |
184 | {0x3634, 0x44}, | |
185 | {0x3636, 0x06}, | |
186 | {0x3620, 0x64}, | |
187 | {0x3621, 0xe0}, | |
188 | {0x3600, 0x37}, | |
189 | {0x3704, 0xa0}, | |
190 | {0x3703, 0x5a}, | |
191 | {0x3715, 0x78}, | |
192 | {0x3717, 0x01}, | |
193 | {0x3731, 0x02}, | |
194 | {0x370b, 0x60}, | |
195 | {0x3705, 0x1a}, | |
196 | {0x3f05, 0x02}, | |
197 | {0x3f06, 0x10}, | |
198 | {0x3f01, 0x0a}, | |
199 | {0x3a08, 0x01}, | |
200 | {0x3a09, 0x28}, | |
201 | {0x3a0a, 0x00}, | |
202 | {0x3a0b, 0xf6}, | |
203 | {0x3a0d, 0x08}, | |
204 | {0x3a0e, 0x06}, | |
205 | {0x3a0f, 0x58}, | |
206 | {0x3a10, 0x50}, | |
207 | {0x3a1b, 0x58}, | |
208 | {0x3a1e, 0x50}, | |
209 | {0x3a11, 0x60}, | |
210 | {0x3a1f, 0x28}, | |
211 | {0x4001, 0x02}, | |
212 | {0x4004, 0x04}, | |
213 | {0x4000, 0x09}, | |
214 | {0x4837, 0x19}, | |
215 | {0x4800, 0x24}, | |
216 | {0x3503, 0x03}, | |
217 | {0x0100, 0x01}, | |
218 | }; | |
219 | ||
220 | static struct regval_list ov5647_1080p30_10bpp[] = { | |
221 | {0x0100, 0x00}, | |
222 | {0x0103, 0x01}, | |
223 | {0x3034, 0x1a}, | |
224 | {0x3035, 0x21}, | |
225 | {0x3036, 0x62}, | |
226 | {0x303c, 0x11}, | |
227 | {0x3106, 0xf5}, | |
228 | {0x3821, 0x06}, | |
229 | {0x3820, 0x00}, | |
230 | {0x3827, 0xec}, | |
231 | {0x370c, 0x03}, | |
232 | {0x3612, 0x5b}, | |
233 | {0x3618, 0x04}, | |
234 | {0x5000, 0x06}, | |
235 | {0x5002, 0x41}, | |
236 | {0x5003, 0x08}, | |
237 | {0x5a00, 0x08}, | |
238 | {0x3000, 0x00}, | |
239 | {0x3001, 0x00}, | |
240 | {0x3002, 0x00}, | |
241 | {0x3016, 0x08}, | |
242 | {0x3017, 0xe0}, | |
243 | {0x3018, 0x44}, | |
244 | {0x301c, 0xf8}, | |
245 | {0x301d, 0xf0}, | |
246 | {0x3a18, 0x00}, | |
247 | {0x3a19, 0xf8}, | |
248 | {0x3c01, 0x80}, | |
249 | {0x3b07, 0x0c}, | |
250 | {0x380c, 0x09}, | |
251 | {0x380d, 0x70}, | |
252 | {0x3814, 0x11}, | |
253 | {0x3815, 0x11}, | |
254 | {0x3708, 0x64}, | |
255 | {0x3709, 0x12}, | |
256 | {0x3808, 0x07}, | |
257 | {0x3809, 0x80}, | |
258 | {0x380a, 0x04}, | |
259 | {0x380b, 0x38}, | |
260 | {0x3800, 0x01}, | |
261 | {0x3801, 0x5c}, | |
262 | {0x3802, 0x01}, | |
263 | {0x3803, 0xb2}, | |
264 | {0x3804, 0x08}, | |
265 | {0x3805, 0xe3}, | |
266 | {0x3806, 0x05}, | |
267 | {0x3807, 0xf1}, | |
268 | {0x3811, 0x04}, | |
269 | {0x3813, 0x02}, | |
270 | {0x3630, 0x2e}, | |
271 | {0x3632, 0xe2}, | |
272 | {0x3633, 0x23}, | |
273 | {0x3634, 0x44}, | |
274 | {0x3636, 0x06}, | |
275 | {0x3620, 0x64}, | |
276 | {0x3621, 0xe0}, | |
277 | {0x3600, 0x37}, | |
278 | {0x3704, 0xa0}, | |
279 | {0x3703, 0x5a}, | |
280 | {0x3715, 0x78}, | |
281 | {0x3717, 0x01}, | |
282 | {0x3731, 0x02}, | |
283 | {0x370b, 0x60}, | |
284 | {0x3705, 0x1a}, | |
285 | {0x3f05, 0x02}, | |
286 | {0x3f06, 0x10}, | |
287 | {0x3f01, 0x0a}, | |
288 | {0x3a08, 0x01}, | |
289 | {0x3a09, 0x4b}, | |
290 | {0x3a0a, 0x01}, | |
291 | {0x3a0b, 0x13}, | |
292 | {0x3a0d, 0x04}, | |
293 | {0x3a0e, 0x03}, | |
294 | {0x3a0f, 0x58}, | |
295 | {0x3a10, 0x50}, | |
296 | {0x3a1b, 0x58}, | |
297 | {0x3a1e, 0x50}, | |
298 | {0x3a11, 0x60}, | |
299 | {0x3a1f, 0x28}, | |
300 | {0x4001, 0x02}, | |
301 | {0x4004, 0x04}, | |
302 | {0x4000, 0x09}, | |
303 | {0x4837, 0x19}, | |
304 | {0x4800, 0x34}, | |
305 | {0x3503, 0x03}, | |
306 | {0x0100, 0x01}, | |
307 | }; | |
308 | ||
309 | static struct regval_list ov5647_2x2binned_10bpp[] = { | |
310 | {0x0100, 0x00}, | |
311 | {0x0103, 0x01}, | |
312 | {0x3034, 0x1a}, | |
313 | {0x3035, 0x21}, | |
314 | {0x3036, 0x62}, | |
315 | {0x303c, 0x11}, | |
316 | {0x3106, 0xf5}, | |
317 | {0x3827, 0xec}, | |
318 | {0x370c, 0x03}, | |
319 | {0x3612, 0x59}, | |
320 | {0x3618, 0x00}, | |
321 | {0x5000, 0x06}, | |
322 | {0x5002, 0x41}, | |
323 | {0x5003, 0x08}, | |
324 | {0x5a00, 0x08}, | |
325 | {0x3000, 0x00}, | |
326 | {0x3001, 0x00}, | |
327 | {0x3002, 0x00}, | |
328 | {0x3016, 0x08}, | |
329 | {0x3017, 0xe0}, | |
330 | {0x3018, 0x44}, | |
331 | {0x301c, 0xf8}, | |
332 | {0x301d, 0xf0}, | |
333 | {0x3a18, 0x00}, | |
334 | {0x3a19, 0xf8}, | |
335 | {0x3c01, 0x80}, | |
336 | {0x3b07, 0x0c}, | |
337 | {0x3800, 0x00}, | |
338 | {0x3801, 0x00}, | |
339 | {0x3802, 0x00}, | |
340 | {0x3803, 0x00}, | |
341 | {0x3804, 0x0a}, | |
342 | {0x3805, 0x3f}, | |
343 | {0x3806, 0x07}, | |
344 | {0x3807, 0xa3}, | |
345 | {0x3808, 0x05}, | |
346 | {0x3809, 0x10}, | |
347 | {0x380a, 0x03}, | |
348 | {0x380b, 0xcc}, | |
349 | {0x380c, 0x07}, | |
350 | {0x380d, 0x68}, | |
351 | {0x3811, 0x0c}, | |
352 | {0x3813, 0x06}, | |
353 | {0x3814, 0x31}, | |
354 | {0x3815, 0x31}, | |
355 | {0x3630, 0x2e}, | |
356 | {0x3632, 0xe2}, | |
357 | {0x3633, 0x23}, | |
358 | {0x3634, 0x44}, | |
359 | {0x3636, 0x06}, | |
360 | {0x3620, 0x64}, | |
361 | {0x3621, 0xe0}, | |
362 | {0x3600, 0x37}, | |
363 | {0x3704, 0xa0}, | |
364 | {0x3703, 0x5a}, | |
365 | {0x3715, 0x78}, | |
366 | {0x3717, 0x01}, | |
367 | {0x3731, 0x02}, | |
368 | {0x370b, 0x60}, | |
369 | {0x3705, 0x1a}, | |
370 | {0x3f05, 0x02}, | |
371 | {0x3f06, 0x10}, | |
372 | {0x3f01, 0x0a}, | |
373 | {0x3a08, 0x01}, | |
374 | {0x3a09, 0x28}, | |
375 | {0x3a0a, 0x00}, | |
376 | {0x3a0b, 0xf6}, | |
377 | {0x3a0d, 0x08}, | |
378 | {0x3a0e, 0x06}, | |
379 | {0x3a0f, 0x58}, | |
380 | {0x3a10, 0x50}, | |
381 | {0x3a1b, 0x58}, | |
382 | {0x3a1e, 0x50}, | |
383 | {0x3a11, 0x60}, | |
384 | {0x3a1f, 0x28}, | |
385 | {0x4001, 0x02}, | |
386 | {0x4004, 0x04}, | |
387 | {0x4000, 0x09}, | |
388 | {0x4837, 0x16}, | |
389 | {0x4800, 0x24}, | |
390 | {0x3503, 0x03}, | |
391 | {0x3820, 0x41}, | |
392 | {0x3821, 0x07}, | |
393 | {0x350a, 0x00}, | |
394 | {0x350b, 0x10}, | |
395 | {0x3500, 0x00}, | |
396 | {0x3501, 0x1a}, | |
397 | {0x3502, 0xf0}, | |
398 | {0x3212, 0xa0}, | |
399 | {0x0100, 0x01}, | |
400 | }; | |
401 | ||
402 | static struct regval_list ov5647_640x480_10bpp[] = { | |
403 | {0x0100, 0x00}, | |
404 | {0x0103, 0x01}, | |
405 | {0x3035, 0x11}, | |
406 | {0x3036, 0x46}, | |
407 | {0x303c, 0x11}, | |
408 | {0x3821, 0x07}, | |
409 | {0x3820, 0x41}, | |
410 | {0x370c, 0x03}, | |
411 | {0x3612, 0x59}, | |
412 | {0x3618, 0x00}, | |
413 | {0x5000, 0x06}, | |
414 | {0x5003, 0x08}, | |
415 | {0x5a00, 0x08}, | |
416 | {0x3000, 0xff}, | |
417 | {0x3001, 0xff}, | |
418 | {0x3002, 0xff}, | |
419 | {0x301d, 0xf0}, | |
420 | {0x3a18, 0x00}, | |
421 | {0x3a19, 0xf8}, | |
422 | {0x3c01, 0x80}, | |
423 | {0x3b07, 0x0c}, | |
424 | {0x380c, 0x07}, | |
425 | {0x380d, 0x3c}, | |
426 | {0x3814, 0x35}, | |
427 | {0x3815, 0x35}, | |
428 | {0x3708, 0x64}, | |
429 | {0x3709, 0x52}, | |
430 | {0x3808, 0x02}, | |
431 | {0x3809, 0x80}, | |
432 | {0x380a, 0x01}, | |
433 | {0x380b, 0xe0}, | |
434 | {0x3800, 0x00}, | |
435 | {0x3801, 0x10}, | |
436 | {0x3802, 0x00}, | |
437 | {0x3803, 0x00}, | |
438 | {0x3804, 0x0a}, | |
439 | {0x3805, 0x2f}, | |
440 | {0x3806, 0x07}, | |
441 | {0x3807, 0x9f}, | |
442 | {0x3630, 0x2e}, | |
443 | {0x3632, 0xe2}, | |
444 | {0x3633, 0x23}, | |
445 | {0x3634, 0x44}, | |
446 | {0x3620, 0x64}, | |
447 | {0x3621, 0xe0}, | |
448 | {0x3600, 0x37}, | |
449 | {0x3704, 0xa0}, | |
450 | {0x3703, 0x5a}, | |
451 | {0x3715, 0x78}, | |
452 | {0x3717, 0x01}, | |
453 | {0x3731, 0x02}, | |
454 | {0x370b, 0x60}, | |
455 | {0x3705, 0x1a}, | |
456 | {0x3f05, 0x02}, | |
457 | {0x3f06, 0x10}, | |
458 | {0x3f01, 0x0a}, | |
459 | {0x3a08, 0x01}, | |
460 | {0x3a09, 0x2e}, | |
461 | {0x3a0a, 0x00}, | |
462 | {0x3a0b, 0xfb}, | |
463 | {0x3a0d, 0x02}, | |
464 | {0x3a0e, 0x01}, | |
465 | {0x3a0f, 0x58}, | |
466 | {0x3a10, 0x50}, | |
467 | {0x3a1b, 0x58}, | |
468 | {0x3a1e, 0x50}, | |
469 | {0x3a11, 0x60}, | |
470 | {0x3a1f, 0x28}, | |
471 | {0x4001, 0x02}, | |
472 | {0x4004, 0x02}, | |
473 | {0x4000, 0x09}, | |
474 | {0x3000, 0x00}, | |
475 | {0x3001, 0x00}, | |
476 | {0x3002, 0x00}, | |
477 | {0x3017, 0xe0}, | |
478 | {0x301c, 0xfc}, | |
479 | {0x3636, 0x06}, | |
480 | {0x3016, 0x08}, | |
481 | {0x3827, 0xec}, | |
482 | {0x3018, 0x44}, | |
483 | {0x3035, 0x21}, | |
484 | {0x3106, 0xf5}, | |
485 | {0x3034, 0x1a}, | |
486 | {0x301c, 0xf8}, | |
487 | {0x4800, 0x34}, | |
488 | {0x3503, 0x03}, | |
489 | {0x0100, 0x01}, | |
490 | }; | |
491 | ||
38c22308 | 492 | static const struct ov5647_mode ov5647_modes[] = { |
a8df5af6 JM |
493 | /* 2592x1944 full resolution full FOV 10-bit mode. */ |
494 | { | |
495 | .format = { | |
496 | .code = MEDIA_BUS_FMT_SBGGR10_1X10, | |
497 | .colorspace = V4L2_COLORSPACE_SRGB, | |
498 | .field = V4L2_FIELD_NONE, | |
499 | .width = 2592, | |
500 | .height = 1944 | |
501 | }, | |
502 | .crop = { | |
503 | .left = OV5647_PIXEL_ARRAY_LEFT, | |
504 | .top = OV5647_PIXEL_ARRAY_TOP, | |
505 | .width = 2592, | |
506 | .height = 1944 | |
507 | }, | |
911f4516 | 508 | .pixel_rate = 87500000, |
c6da1ae4 | 509 | .hts = 2844, |
2512c064 | 510 | .vts = 0x7b0, |
a8df5af6 JM |
511 | .reg_list = ov5647_2592x1944_10bpp, |
512 | .num_regs = ARRAY_SIZE(ov5647_2592x1944_10bpp) | |
513 | }, | |
514 | /* 1080p30 10-bit mode. Full resolution centre-cropped down to 1080p. */ | |
515 | { | |
516 | .format = { | |
517 | .code = MEDIA_BUS_FMT_SBGGR10_1X10, | |
518 | .colorspace = V4L2_COLORSPACE_SRGB, | |
519 | .field = V4L2_FIELD_NONE, | |
520 | .width = 1920, | |
521 | .height = 1080 | |
522 | }, | |
523 | .crop = { | |
524 | .left = 348 + OV5647_PIXEL_ARRAY_LEFT, | |
525 | .top = 434 + OV5647_PIXEL_ARRAY_TOP, | |
526 | .width = 1928, | |
527 | .height = 1080, | |
528 | }, | |
911f4516 | 529 | .pixel_rate = 81666700, |
c6da1ae4 | 530 | .hts = 2416, |
2512c064 | 531 | .vts = 0x450, |
a8df5af6 JM |
532 | .reg_list = ov5647_1080p30_10bpp, |
533 | .num_regs = ARRAY_SIZE(ov5647_1080p30_10bpp) | |
534 | }, | |
535 | /* 2x2 binned full FOV 10-bit mode. */ | |
536 | { | |
537 | .format = { | |
538 | .code = MEDIA_BUS_FMT_SBGGR10_1X10, | |
539 | .colorspace = V4L2_COLORSPACE_SRGB, | |
540 | .field = V4L2_FIELD_NONE, | |
541 | .width = 1296, | |
542 | .height = 972 | |
543 | }, | |
544 | .crop = { | |
545 | .left = OV5647_PIXEL_ARRAY_LEFT, | |
546 | .top = OV5647_PIXEL_ARRAY_TOP, | |
547 | .width = 2592, | |
548 | .height = 1944, | |
549 | }, | |
911f4516 | 550 | .pixel_rate = 81666700, |
c6da1ae4 | 551 | .hts = 1896, |
2512c064 | 552 | .vts = 0x59b, |
a8df5af6 JM |
553 | .reg_list = ov5647_2x2binned_10bpp, |
554 | .num_regs = ARRAY_SIZE(ov5647_2x2binned_10bpp) | |
555 | }, | |
556 | /* 10-bit VGA full FOV 60fps. 2x2 binned and subsampled down to VGA. */ | |
557 | { | |
558 | .format = { | |
559 | .code = MEDIA_BUS_FMT_SBGGR10_1X10, | |
560 | .colorspace = V4L2_COLORSPACE_SRGB, | |
561 | .field = V4L2_FIELD_NONE, | |
562 | .width = 640, | |
563 | .height = 480 | |
564 | }, | |
565 | .crop = { | |
566 | .left = 16 + OV5647_PIXEL_ARRAY_LEFT, | |
567 | .top = OV5647_PIXEL_ARRAY_TOP, | |
568 | .width = 2560, | |
569 | .height = 1920, | |
570 | }, | |
911f4516 | 571 | .pixel_rate = 55000000, |
c6da1ae4 | 572 | .hts = 1852, |
2512c064 | 573 | .vts = 0x1f8, |
a8df5af6 JM |
574 | .reg_list = ov5647_640x480_10bpp, |
575 | .num_regs = ARRAY_SIZE(ov5647_640x480_10bpp) | |
576 | }, | |
577 | }; | |
578 | ||
87576ac6 | 579 | /* Default sensor mode is 2x2 binned 640x480 SBGGR10_1X10. */ |
38c22308 JM |
580 | #define OV5647_DEFAULT_MODE (&ov5647_modes[3]) |
581 | #define OV5647_DEFAULT_FORMAT (ov5647_modes[3].format) | |
d7d6074e | 582 | |
2512c064 DS |
583 | static int ov5647_write16(struct v4l2_subdev *sd, u16 reg, u16 val) |
584 | { | |
585 | unsigned char data[4] = { reg >> 8, reg & 0xff, val >> 8, val & 0xff}; | |
586 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
587 | int ret; | |
588 | ||
589 | ret = i2c_master_send(client, data, 4); | |
590 | if (ret < 0) { | |
591 | dev_dbg(&client->dev, "%s: i2c write error, reg: %x\n", | |
592 | __func__, reg); | |
593 | return ret; | |
594 | } | |
595 | ||
596 | return 0; | |
597 | } | |
598 | ||
3c2472a3 RO |
599 | static int ov5647_write(struct v4l2_subdev *sd, u16 reg, u8 val) |
600 | { | |
3c2472a3 RO |
601 | unsigned char data[3] = { reg >> 8, reg & 0xff, val}; |
602 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
c9a05cec | 603 | int ret; |
3c2472a3 RO |
604 | |
605 | ret = i2c_master_send(client, data, 3); | |
2b18cbcf | 606 | if (ret < 0) { |
3c2472a3 RO |
607 | dev_dbg(&client->dev, "%s: i2c write error, reg: %x\n", |
608 | __func__, reg); | |
2b18cbcf JM |
609 | return ret; |
610 | } | |
3c2472a3 | 611 | |
2b18cbcf | 612 | return 0; |
3c2472a3 RO |
613 | } |
614 | ||
615 | static int ov5647_read(struct v4l2_subdev *sd, u16 reg, u8 *val) | |
616 | { | |
3c2472a3 RO |
617 | unsigned char data_w[2] = { reg >> 8, reg & 0xff }; |
618 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
c9a05cec | 619 | int ret; |
3c2472a3 RO |
620 | |
621 | ret = i2c_master_send(client, data_w, 2); | |
622 | if (ret < 0) { | |
623 | dev_dbg(&client->dev, "%s: i2c write error, reg: %x\n", | |
624 | __func__, reg); | |
625 | return ret; | |
626 | } | |
627 | ||
628 | ret = i2c_master_recv(client, val, 1); | |
2b18cbcf | 629 | if (ret < 0) { |
3c2472a3 RO |
630 | dev_dbg(&client->dev, "%s: i2c read error, reg: %x\n", |
631 | __func__, reg); | |
2b18cbcf JM |
632 | return ret; |
633 | } | |
3c2472a3 | 634 | |
2b18cbcf | 635 | return 0; |
3c2472a3 RO |
636 | } |
637 | ||
638 | static int ov5647_write_array(struct v4l2_subdev *sd, | |
d7d6074e | 639 | const struct regval_list *regs, int array_size) |
3c2472a3 RO |
640 | { |
641 | int i, ret; | |
642 | ||
643 | for (i = 0; i < array_size; i++) { | |
644 | ret = ov5647_write(sd, regs[i].addr, regs[i].data); | |
645 | if (ret < 0) | |
646 | return ret; | |
647 | } | |
648 | ||
649 | return 0; | |
650 | } | |
651 | ||
652 | static int ov5647_set_virtual_channel(struct v4l2_subdev *sd, int channel) | |
653 | { | |
654 | u8 channel_id; | |
655 | int ret; | |
656 | ||
cef66734 | 657 | ret = ov5647_read(sd, OV5647_REG_MIPI_CTRL14, &channel_id); |
3c2472a3 RO |
658 | if (ret < 0) |
659 | return ret; | |
660 | ||
661 | channel_id &= ~(3 << 6); | |
c9a05cec JM |
662 | |
663 | return ov5647_write(sd, OV5647_REG_MIPI_CTRL14, | |
664 | channel_id | (channel << 6)); | |
3c2472a3 RO |
665 | } |
666 | ||
f7a70f9a JM |
667 | static int ov5647_set_mode(struct v4l2_subdev *sd) |
668 | { | |
669 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
d7d6074e | 670 | struct ov5647 *sensor = to_sensor(sd); |
f7a70f9a JM |
671 | u8 resetval, rdval; |
672 | int ret; | |
673 | ||
674 | ret = ov5647_read(sd, OV5647_SW_STANDBY, &rdval); | |
675 | if (ret < 0) | |
676 | return ret; | |
677 | ||
d7d6074e JM |
678 | ret = ov5647_write_array(sd, sensor->mode->reg_list, |
679 | sensor->mode->num_regs); | |
f7a70f9a JM |
680 | if (ret < 0) { |
681 | dev_err(&client->dev, "write sensor default regs error\n"); | |
682 | return ret; | |
683 | } | |
684 | ||
685 | ret = ov5647_set_virtual_channel(sd, 0); | |
686 | if (ret < 0) | |
687 | return ret; | |
688 | ||
689 | ret = ov5647_read(sd, OV5647_SW_STANDBY, &resetval); | |
690 | if (ret < 0) | |
691 | return ret; | |
692 | ||
693 | if (!(resetval & 0x01)) { | |
694 | dev_err(&client->dev, "Device was in SW standby"); | |
695 | ret = ov5647_write(sd, OV5647_SW_STANDBY, 0x01); | |
696 | if (ret < 0) | |
697 | return ret; | |
698 | } | |
699 | ||
700 | return 0; | |
701 | } | |
702 | ||
3c2472a3 RO |
703 | static int ov5647_stream_on(struct v4l2_subdev *sd) |
704 | { | |
f7a70f9a | 705 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
5bc5ca71 | 706 | struct ov5647 *sensor = to_sensor(sd); |
dea4fcfe | 707 | u8 val = MIPI_CTRL00_BUS_IDLE; |
3c2472a3 RO |
708 | int ret; |
709 | ||
f7a70f9a JM |
710 | ret = ov5647_set_mode(sd); |
711 | if (ret) { | |
712 | dev_err(&client->dev, "Failed to program sensor mode: %d\n", ret); | |
713 | return ret; | |
714 | } | |
715 | ||
4974c2f1 DP |
716 | /* Apply customized values from user when stream starts. */ |
717 | ret = __v4l2_ctrl_handler_setup(sd->ctrl_handler); | |
718 | if (ret) | |
719 | return ret; | |
720 | ||
5bc5ca71 | 721 | if (sensor->clock_ncont) |
dea4fcfe DS |
722 | val |= MIPI_CTRL00_CLOCK_LANE_GATE | |
723 | MIPI_CTRL00_LINE_SYNC_ENABLE; | |
724 | ||
725 | ret = ov5647_write(sd, OV5647_REG_MIPI_CTRL00, val); | |
7bc9f038 JC |
726 | if (ret < 0) |
727 | return ret; | |
728 | ||
cef66734 | 729 | ret = ov5647_write(sd, OV5647_REG_FRAME_OFF_NUMBER, 0x00); |
3c2472a3 RO |
730 | if (ret < 0) |
731 | return ret; | |
732 | ||
cef66734 | 733 | return ov5647_write(sd, OV5640_REG_PAD_OUT, 0x00); |
3c2472a3 RO |
734 | } |
735 | ||
736 | static int ov5647_stream_off(struct v4l2_subdev *sd) | |
737 | { | |
738 | int ret; | |
739 | ||
c9a05cec JM |
740 | ret = ov5647_write(sd, OV5647_REG_MIPI_CTRL00, |
741 | MIPI_CTRL00_CLOCK_LANE_GATE | MIPI_CTRL00_BUS_IDLE | | |
742 | MIPI_CTRL00_CLOCK_LANE_DISABLE); | |
7bc9f038 JC |
743 | if (ret < 0) |
744 | return ret; | |
745 | ||
cef66734 | 746 | ret = ov5647_write(sd, OV5647_REG_FRAME_OFF_NUMBER, 0x0f); |
3c2472a3 RO |
747 | if (ret < 0) |
748 | return ret; | |
749 | ||
cef66734 | 750 | return ov5647_write(sd, OV5640_REG_PAD_OUT, 0x01); |
3c2472a3 RO |
751 | } |
752 | ||
089b7c70 | 753 | static int ov5647_power_on(struct device *dev) |
3c2472a3 | 754 | { |
089b7c70 | 755 | struct ov5647 *sensor = dev_get_drvdata(dev); |
3c2472a3 | 756 | int ret; |
3c2472a3 | 757 | |
089b7c70 | 758 | dev_dbg(dev, "OV5647 power on\n"); |
3c2472a3 | 759 | |
089b7c70 JM |
760 | if (sensor->pwdn) { |
761 | gpiod_set_value_cansleep(sensor->pwdn, 0); | |
762 | msleep(PWDN_ACTIVE_DELAY_MS); | |
763 | } | |
3c2472a3 | 764 | |
089b7c70 JM |
765 | ret = clk_prepare_enable(sensor->xclk); |
766 | if (ret < 0) { | |
767 | dev_err(dev, "clk prepare enable failed\n"); | |
768 | goto error_pwdn; | |
769 | } | |
3c2472a3 | 770 | |
089b7c70 JM |
771 | ret = ov5647_write_array(&sensor->sd, sensor_oe_enable_regs, |
772 | ARRAY_SIZE(sensor_oe_enable_regs)); | |
773 | if (ret < 0) { | |
774 | dev_err(dev, "write sensor_oe_enable_regs error\n"); | |
775 | goto error_clk_disable; | |
776 | } | |
3c2472a3 | 777 | |
089b7c70 JM |
778 | /* Stream off to coax lanes into LP-11 state. */ |
779 | ret = ov5647_stream_off(&sensor->sd); | |
780 | if (ret < 0) { | |
781 | dev_err(dev, "camera not available, check power\n"); | |
782 | goto error_clk_disable; | |
783 | } | |
3c2472a3 | 784 | |
089b7c70 | 785 | return 0; |
b050791d | 786 | |
089b7c70 JM |
787 | error_clk_disable: |
788 | clk_disable_unprepare(sensor->xclk); | |
789 | error_pwdn: | |
790 | gpiod_set_value_cansleep(sensor->pwdn, 1); | |
3c2472a3 | 791 | |
089b7c70 JM |
792 | return ret; |
793 | } | |
3c2472a3 | 794 | |
089b7c70 JM |
795 | static int ov5647_power_off(struct device *dev) |
796 | { | |
797 | struct ov5647 *sensor = dev_get_drvdata(dev); | |
798 | u8 rdval; | |
799 | int ret; | |
3c2472a3 | 800 | |
089b7c70 | 801 | dev_dbg(dev, "OV5647 power off\n"); |
3c2472a3 | 802 | |
089b7c70 JM |
803 | ret = ov5647_write_array(&sensor->sd, sensor_oe_disable_regs, |
804 | ARRAY_SIZE(sensor_oe_disable_regs)); | |
805 | if (ret < 0) | |
806 | dev_dbg(dev, "disable oe failed\n"); | |
3c2472a3 | 807 | |
089b7c70 JM |
808 | /* Enter software standby */ |
809 | ret = ov5647_read(&sensor->sd, OV5647_SW_STANDBY, &rdval); | |
810 | if (ret < 0) | |
811 | dev_dbg(dev, "software standby failed\n"); | |
3c2472a3 | 812 | |
089b7c70 JM |
813 | rdval &= ~0x01; |
814 | ret = ov5647_write(&sensor->sd, OV5647_SW_STANDBY, rdval); | |
815 | if (ret < 0) | |
816 | dev_dbg(dev, "software standby failed\n"); | |
3c2472a3 | 817 | |
089b7c70 JM |
818 | clk_disable_unprepare(sensor->xclk); |
819 | gpiod_set_value_cansleep(sensor->pwdn, 1); | |
3c2472a3 | 820 | |
089b7c70 | 821 | return 0; |
3c2472a3 RO |
822 | } |
823 | ||
824 | #ifdef CONFIG_VIDEO_ADV_DEBUG | |
825 | static int ov5647_sensor_get_register(struct v4l2_subdev *sd, | |
c9a05cec | 826 | struct v4l2_dbg_register *reg) |
3c2472a3 | 827 | { |
3c2472a3 | 828 | int ret; |
c9a05cec | 829 | u8 val; |
3c2472a3 RO |
830 | |
831 | ret = ov5647_read(sd, reg->reg & 0xff, &val); | |
832 | if (ret < 0) | |
833 | return ret; | |
834 | ||
835 | reg->val = val; | |
836 | reg->size = 1; | |
837 | ||
838 | return 0; | |
839 | } | |
840 | ||
841 | static int ov5647_sensor_set_register(struct v4l2_subdev *sd, | |
c9a05cec | 842 | const struct v4l2_dbg_register *reg) |
3c2472a3 RO |
843 | { |
844 | return ov5647_write(sd, reg->reg & 0xff, reg->val & 0xff); | |
845 | } | |
846 | #endif | |
847 | ||
c9a05cec | 848 | /* Subdev core operations registration */ |
3c2472a3 | 849 | static const struct v4l2_subdev_core_ops ov5647_subdev_core_ops = { |
dc337308 JM |
850 | .subscribe_event = v4l2_ctrl_subdev_subscribe_event, |
851 | .unsubscribe_event = v4l2_event_subdev_unsubscribe, | |
3c2472a3 RO |
852 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
853 | .g_register = ov5647_sensor_get_register, | |
854 | .s_register = ov5647_sensor_set_register, | |
855 | #endif | |
856 | }; | |
857 | ||
14f70a32 | 858 | static const struct v4l2_rect * |
0d346d2a TV |
859 | __ov5647_get_pad_crop(struct ov5647 *ov5647, |
860 | struct v4l2_subdev_state *sd_state, | |
14f70a32 DS |
861 | unsigned int pad, enum v4l2_subdev_format_whence which) |
862 | { | |
863 | switch (which) { | |
864 | case V4L2_SUBDEV_FORMAT_TRY: | |
0d346d2a | 865 | return v4l2_subdev_get_try_crop(&ov5647->sd, sd_state, pad); |
14f70a32 DS |
866 | case V4L2_SUBDEV_FORMAT_ACTIVE: |
867 | return &ov5647->mode->crop; | |
868 | } | |
869 | ||
870 | return NULL; | |
871 | } | |
872 | ||
3c2472a3 RO |
873 | static int ov5647_s_stream(struct v4l2_subdev *sd, int enable) |
874 | { | |
2f038c97 | 875 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
5bc5ca71 | 876 | struct ov5647 *sensor = to_sensor(sd); |
ab614f27 JM |
877 | int ret; |
878 | ||
879 | mutex_lock(&sensor->lock); | |
2f038c97 JM |
880 | if (sensor->streaming == enable) { |
881 | mutex_unlock(&sensor->lock); | |
882 | return 0; | |
883 | } | |
884 | ||
885 | if (enable) { | |
5187df40 | 886 | ret = pm_runtime_resume_and_get(&client->dev); |
2f038c97 JM |
887 | if (ret < 0) |
888 | goto error_unlock; | |
889 | ||
ab614f27 | 890 | ret = ov5647_stream_on(sd); |
2f038c97 JM |
891 | if (ret < 0) { |
892 | dev_err(&client->dev, "stream start failed: %d\n", ret); | |
5187df40 | 893 | goto error_pm; |
2f038c97 JM |
894 | } |
895 | } else { | |
ab614f27 | 896 | ret = ov5647_stream_off(sd); |
2f038c97 JM |
897 | if (ret < 0) { |
898 | dev_err(&client->dev, "stream stop failed: %d\n", ret); | |
5187df40 | 899 | goto error_pm; |
2f038c97 JM |
900 | } |
901 | pm_runtime_put(&client->dev); | |
902 | } | |
903 | ||
904 | sensor->streaming = enable; | |
905 | mutex_unlock(&sensor->lock); | |
906 | ||
907 | return 0; | |
908 | ||
5187df40 | 909 | error_pm: |
2f038c97 | 910 | pm_runtime_put(&client->dev); |
5187df40 | 911 | error_unlock: |
ab614f27 JM |
912 | mutex_unlock(&sensor->lock); |
913 | ||
914 | return ret; | |
3c2472a3 RO |
915 | } |
916 | ||
917 | static const struct v4l2_subdev_video_ops ov5647_subdev_video_ops = { | |
918 | .s_stream = ov5647_s_stream, | |
919 | }; | |
920 | ||
921 | static int ov5647_enum_mbus_code(struct v4l2_subdev *sd, | |
0d346d2a | 922 | struct v4l2_subdev_state *sd_state, |
c9a05cec | 923 | struct v4l2_subdev_mbus_code_enum *code) |
3c2472a3 | 924 | { |
38c22308 | 925 | if (code->index > 0) |
3c2472a3 RO |
926 | return -EINVAL; |
927 | ||
38c22308 | 928 | code->code = MEDIA_BUS_FMT_SBGGR10_1X10; |
3c2472a3 RO |
929 | |
930 | return 0; | |
931 | } | |
932 | ||
464090c0 | 933 | static int ov5647_enum_frame_size(struct v4l2_subdev *sd, |
0d346d2a | 934 | struct v4l2_subdev_state *sd_state, |
464090c0 JM |
935 | struct v4l2_subdev_frame_size_enum *fse) |
936 | { | |
d7d6074e | 937 | const struct v4l2_mbus_framefmt *fmt; |
464090c0 | 938 | |
38c22308 JM |
939 | if (fse->code != MEDIA_BUS_FMT_SBGGR10_1X10 || |
940 | fse->index >= ARRAY_SIZE(ov5647_modes)) | |
464090c0 JM |
941 | return -EINVAL; |
942 | ||
38c22308 | 943 | fmt = &ov5647_modes[fse->index].format; |
d7d6074e JM |
944 | fse->min_width = fmt->width; |
945 | fse->max_width = fmt->width; | |
946 | fse->min_height = fmt->height; | |
947 | fse->max_height = fmt->height; | |
464090c0 JM |
948 | |
949 | return 0; | |
950 | } | |
951 | ||
6869e971 | 952 | static int ov5647_get_pad_fmt(struct v4l2_subdev *sd, |
0d346d2a | 953 | struct v4l2_subdev_state *sd_state, |
0f87233a DS |
954 | struct v4l2_subdev_format *format) |
955 | { | |
956 | struct v4l2_mbus_framefmt *fmt = &format->format; | |
6869e971 JM |
957 | const struct v4l2_mbus_framefmt *sensor_format; |
958 | struct ov5647 *sensor = to_sensor(sd); | |
959 | ||
960 | mutex_lock(&sensor->lock); | |
961 | switch (format->which) { | |
962 | case V4L2_SUBDEV_FORMAT_TRY: | |
0d346d2a TV |
963 | sensor_format = v4l2_subdev_get_try_format(sd, sd_state, |
964 | format->pad); | |
6869e971 JM |
965 | break; |
966 | default: | |
967 | sensor_format = &sensor->mode->format; | |
968 | break; | |
969 | } | |
970 | ||
971 | *fmt = *sensor_format; | |
972 | mutex_unlock(&sensor->lock); | |
0f87233a | 973 | |
6869e971 JM |
974 | return 0; |
975 | } | |
976 | ||
977 | static int ov5647_set_pad_fmt(struct v4l2_subdev *sd, | |
0d346d2a | 978 | struct v4l2_subdev_state *sd_state, |
6869e971 JM |
979 | struct v4l2_subdev_format *format) |
980 | { | |
981 | struct v4l2_mbus_framefmt *fmt = &format->format; | |
6869e971 JM |
982 | struct ov5647 *sensor = to_sensor(sd); |
983 | const struct ov5647_mode *mode; | |
6869e971 | 984 | |
38c22308 | 985 | mode = v4l2_find_nearest_size(ov5647_modes, ARRAY_SIZE(ov5647_modes), |
6869e971 JM |
986 | format.width, format.height, |
987 | fmt->width, fmt->height); | |
988 | ||
989 | /* Update the sensor mode and apply at it at streamon time. */ | |
990 | mutex_lock(&sensor->lock); | |
911f4516 | 991 | if (format->which == V4L2_SUBDEV_FORMAT_TRY) { |
0d346d2a | 992 | *v4l2_subdev_get_try_format(sd, sd_state, format->pad) = mode->format; |
911f4516 | 993 | } else { |
646a0249 | 994 | int exposure_max, exposure_def; |
2512c064 | 995 | int hblank, vblank; |
c6da1ae4 | 996 | |
6869e971 | 997 | sensor->mode = mode; |
911f4516 DS |
998 | __v4l2_ctrl_modify_range(sensor->pixel_rate, mode->pixel_rate, |
999 | mode->pixel_rate, 1, mode->pixel_rate); | |
c6da1ae4 JM |
1000 | |
1001 | hblank = mode->hts - mode->format.width; | |
1002 | __v4l2_ctrl_modify_range(sensor->hblank, hblank, hblank, 1, | |
1003 | hblank); | |
2512c064 DS |
1004 | |
1005 | vblank = mode->vts - mode->format.height; | |
1006 | __v4l2_ctrl_modify_range(sensor->vblank, OV5647_VBLANK_MIN, | |
1007 | OV5647_VTS_MAX - mode->format.height, | |
1008 | 1, vblank); | |
1009 | __v4l2_ctrl_s_ctrl(sensor->vblank, vblank); | |
646a0249 DS |
1010 | |
1011 | exposure_max = mode->vts - 4; | |
1012 | exposure_def = min(exposure_max, OV5647_EXPOSURE_DEFAULT); | |
1013 | __v4l2_ctrl_modify_range(sensor->exposure, | |
1014 | sensor->exposure->minimum, | |
1015 | exposure_max, sensor->exposure->step, | |
1016 | exposure_def); | |
911f4516 | 1017 | } |
6869e971 JM |
1018 | *fmt = mode->format; |
1019 | mutex_unlock(&sensor->lock); | |
0f87233a DS |
1020 | |
1021 | return 0; | |
1022 | } | |
1023 | ||
14f70a32 | 1024 | static int ov5647_get_selection(struct v4l2_subdev *sd, |
0d346d2a | 1025 | struct v4l2_subdev_state *sd_state, |
14f70a32 DS |
1026 | struct v4l2_subdev_selection *sel) |
1027 | { | |
1028 | switch (sel->target) { | |
1029 | case V4L2_SEL_TGT_CROP: { | |
1030 | struct ov5647 *sensor = to_sensor(sd); | |
1031 | ||
1032 | mutex_lock(&sensor->lock); | |
0d346d2a | 1033 | sel->r = *__ov5647_get_pad_crop(sensor, sd_state, sel->pad, |
14f70a32 DS |
1034 | sel->which); |
1035 | mutex_unlock(&sensor->lock); | |
1036 | ||
1037 | return 0; | |
1038 | } | |
1039 | ||
1040 | case V4L2_SEL_TGT_NATIVE_SIZE: | |
1041 | sel->r.top = 0; | |
1042 | sel->r.left = 0; | |
1043 | sel->r.width = OV5647_NATIVE_WIDTH; | |
1044 | sel->r.height = OV5647_NATIVE_HEIGHT; | |
1045 | ||
1046 | return 0; | |
1047 | ||
1048 | case V4L2_SEL_TGT_CROP_DEFAULT: | |
1049 | case V4L2_SEL_TGT_CROP_BOUNDS: | |
1050 | sel->r.top = OV5647_PIXEL_ARRAY_TOP; | |
1051 | sel->r.left = OV5647_PIXEL_ARRAY_LEFT; | |
1052 | sel->r.width = OV5647_PIXEL_ARRAY_WIDTH; | |
1053 | sel->r.height = OV5647_PIXEL_ARRAY_HEIGHT; | |
1054 | ||
1055 | return 0; | |
1056 | } | |
1057 | ||
1058 | return -EINVAL; | |
1059 | } | |
1060 | ||
3c2472a3 | 1061 | static const struct v4l2_subdev_pad_ops ov5647_subdev_pad_ops = { |
464090c0 JM |
1062 | .enum_mbus_code = ov5647_enum_mbus_code, |
1063 | .enum_frame_size = ov5647_enum_frame_size, | |
6869e971 JM |
1064 | .set_fmt = ov5647_set_pad_fmt, |
1065 | .get_fmt = ov5647_get_pad_fmt, | |
14f70a32 | 1066 | .get_selection = ov5647_get_selection, |
3c2472a3 RO |
1067 | }; |
1068 | ||
1069 | static const struct v4l2_subdev_ops ov5647_subdev_ops = { | |
1070 | .core = &ov5647_subdev_core_ops, | |
1071 | .video = &ov5647_subdev_video_ops, | |
1072 | .pad = &ov5647_subdev_pad_ops, | |
1073 | }; | |
1074 | ||
1075 | static int ov5647_detect(struct v4l2_subdev *sd) | |
1076 | { | |
c9a05cec | 1077 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
3c2472a3 RO |
1078 | u8 read; |
1079 | int ret; | |
3c2472a3 RO |
1080 | |
1081 | ret = ov5647_write(sd, OV5647_SW_RESET, 0x01); | |
1082 | if (ret < 0) | |
1083 | return ret; | |
1084 | ||
1085 | ret = ov5647_read(sd, OV5647_REG_CHIPID_H, &read); | |
1086 | if (ret < 0) | |
1087 | return ret; | |
1088 | ||
1089 | if (read != 0x56) { | |
1090 | dev_err(&client->dev, "ID High expected 0x56 got %x", read); | |
1091 | return -ENODEV; | |
1092 | } | |
1093 | ||
1094 | ret = ov5647_read(sd, OV5647_REG_CHIPID_L, &read); | |
1095 | if (ret < 0) | |
1096 | return ret; | |
1097 | ||
1098 | if (read != 0x47) { | |
1099 | dev_err(&client->dev, "ID Low expected 0x47 got %x", read); | |
1100 | return -ENODEV; | |
1101 | } | |
1102 | ||
1103 | return ov5647_write(sd, OV5647_SW_RESET, 0x00); | |
1104 | } | |
1105 | ||
1106 | static int ov5647_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) | |
1107 | { | |
1108 | struct v4l2_mbus_framefmt *format = | |
0d346d2a TV |
1109 | v4l2_subdev_get_try_format(sd, fh->state, 0); |
1110 | struct v4l2_rect *crop = v4l2_subdev_get_try_crop(sd, fh->state, 0); | |
3c2472a3 | 1111 | |
14f70a32 DS |
1112 | crop->left = OV5647_PIXEL_ARRAY_LEFT; |
1113 | crop->top = OV5647_PIXEL_ARRAY_TOP; | |
1114 | crop->width = OV5647_PIXEL_ARRAY_WIDTH; | |
1115 | crop->height = OV5647_PIXEL_ARRAY_HEIGHT; | |
3c2472a3 | 1116 | |
d7d6074e | 1117 | *format = OV5647_DEFAULT_FORMAT; |
3c2472a3 RO |
1118 | |
1119 | return 0; | |
1120 | } | |
1121 | ||
1122 | static const struct v4l2_subdev_internal_ops ov5647_subdev_internal_ops = { | |
1123 | .open = ov5647_open, | |
1124 | }; | |
1125 | ||
4974c2f1 DP |
1126 | static int ov5647_s_auto_white_balance(struct v4l2_subdev *sd, u32 val) |
1127 | { | |
1128 | return ov5647_write(sd, OV5647_REG_AWB, val ? 1 : 0); | |
1129 | } | |
1130 | ||
1131 | static int ov5647_s_autogain(struct v4l2_subdev *sd, u32 val) | |
1132 | { | |
1133 | int ret; | |
1134 | u8 reg; | |
1135 | ||
1136 | /* Non-zero turns on AGC by clearing bit 1.*/ | |
1137 | ret = ov5647_read(sd, OV5647_REG_AEC_AGC, ®); | |
1138 | if (ret) | |
1139 | return ret; | |
1140 | ||
1141 | return ov5647_write(sd, OV5647_REG_AEC_AGC, val ? reg & ~BIT(1) | |
1142 | : reg | BIT(1)); | |
1143 | } | |
1144 | ||
1145 | static int ov5647_s_exposure_auto(struct v4l2_subdev *sd, u32 val) | |
1146 | { | |
1147 | int ret; | |
1148 | u8 reg; | |
1149 | ||
1150 | /* | |
1151 | * Everything except V4L2_EXPOSURE_MANUAL turns on AEC by | |
1152 | * clearing bit 0. | |
1153 | */ | |
1154 | ret = ov5647_read(sd, OV5647_REG_AEC_AGC, ®); | |
1155 | if (ret) | |
1156 | return ret; | |
1157 | ||
1158 | return ov5647_write(sd, OV5647_REG_AEC_AGC, | |
1159 | val == V4L2_EXPOSURE_MANUAL ? reg | BIT(0) | |
1160 | : reg & ~BIT(0)); | |
1161 | } | |
1162 | ||
1163 | static int ov5647_s_analogue_gain(struct v4l2_subdev *sd, u32 val) | |
1164 | { | |
1165 | int ret; | |
1166 | ||
1167 | /* 10 bits of gain, 2 in the high register. */ | |
1168 | ret = ov5647_write(sd, OV5647_REG_GAIN_HI, (val >> 8) & 3); | |
1169 | if (ret) | |
1170 | return ret; | |
1171 | ||
1172 | return ov5647_write(sd, OV5647_REG_GAIN_LO, val & 0xff); | |
1173 | } | |
1174 | ||
1175 | static int ov5647_s_exposure(struct v4l2_subdev *sd, u32 val) | |
1176 | { | |
1177 | int ret; | |
1178 | ||
1179 | /* | |
1180 | * Sensor has 20 bits, but the bottom 4 bits are fractions of a line | |
1181 | * which we leave as zero (and don't receive in "val"). | |
1182 | */ | |
1183 | ret = ov5647_write(sd, OV5647_REG_EXP_HI, (val >> 12) & 0xf); | |
1184 | if (ret) | |
1185 | return ret; | |
1186 | ||
1187 | ret = ov5647_write(sd, OV5647_REG_EXP_MID, (val >> 4) & 0xff); | |
1188 | if (ret) | |
1189 | return ret; | |
1190 | ||
1191 | return ov5647_write(sd, OV5647_REG_EXP_LO, (val & 0xf) << 4); | |
1192 | } | |
1193 | ||
1194 | static int ov5647_s_ctrl(struct v4l2_ctrl *ctrl) | |
1195 | { | |
1196 | struct ov5647 *sensor = container_of(ctrl->handler, | |
1197 | struct ov5647, ctrls); | |
1198 | struct v4l2_subdev *sd = &sensor->sd; | |
1199 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
4eec1919 JM |
1200 | int ret = 0; |
1201 | ||
4974c2f1 DP |
1202 | |
1203 | /* v4l2_ctrl_lock() locks our own mutex */ | |
1204 | ||
646a0249 DS |
1205 | if (ctrl->id == V4L2_CID_VBLANK) { |
1206 | int exposure_max, exposure_def; | |
1207 | ||
1208 | /* Update max exposure while meeting expected vblanking */ | |
1209 | exposure_max = sensor->mode->format.height + ctrl->val - 4; | |
1210 | exposure_def = min(exposure_max, OV5647_EXPOSURE_DEFAULT); | |
1211 | __v4l2_ctrl_modify_range(sensor->exposure, | |
1212 | sensor->exposure->minimum, | |
1213 | exposure_max, sensor->exposure->step, | |
1214 | exposure_def); | |
1215 | } | |
1216 | ||
4974c2f1 | 1217 | /* |
4eec1919 JM |
1218 | * If the device is not powered up do not apply any controls |
1219 | * to H/W at this time. Instead the controls will be restored | |
1220 | * at s_stream(1) time. | |
4974c2f1 | 1221 | */ |
4eec1919 | 1222 | if (pm_runtime_get_if_in_use(&client->dev) == 0) |
4974c2f1 DP |
1223 | return 0; |
1224 | ||
1225 | switch (ctrl->id) { | |
1226 | case V4L2_CID_AUTO_WHITE_BALANCE: | |
4eec1919 JM |
1227 | ret = ov5647_s_auto_white_balance(sd, ctrl->val); |
1228 | break; | |
4974c2f1 | 1229 | case V4L2_CID_AUTOGAIN: |
4eec1919 JM |
1230 | ret = ov5647_s_autogain(sd, ctrl->val); |
1231 | break; | |
4974c2f1 | 1232 | case V4L2_CID_EXPOSURE_AUTO: |
4eec1919 JM |
1233 | ret = ov5647_s_exposure_auto(sd, ctrl->val); |
1234 | break; | |
4974c2f1 | 1235 | case V4L2_CID_ANALOGUE_GAIN: |
4eec1919 JM |
1236 | ret = ov5647_s_analogue_gain(sd, ctrl->val); |
1237 | break; | |
4974c2f1 | 1238 | case V4L2_CID_EXPOSURE: |
4eec1919 JM |
1239 | ret = ov5647_s_exposure(sd, ctrl->val); |
1240 | break; | |
1241 | case V4L2_CID_VBLANK: | |
1242 | ret = ov5647_write16(sd, OV5647_REG_VTS_HI, | |
1243 | sensor->mode->format.height + ctrl->val); | |
1244 | break; | |
1245 | ||
1246 | /* Read-only, but we adjust it based on mode. */ | |
911f4516 | 1247 | case V4L2_CID_PIXEL_RATE: |
c6da1ae4 JM |
1248 | case V4L2_CID_HBLANK: |
1249 | /* Read-only, but we adjust it based on mode. */ | |
4eec1919 JM |
1250 | break; |
1251 | ||
4974c2f1 DP |
1252 | default: |
1253 | dev_info(&client->dev, | |
1254 | "Control (id:0x%x, val:0x%x) not supported\n", | |
1255 | ctrl->id, ctrl->val); | |
1256 | return -EINVAL; | |
1257 | } | |
1258 | ||
4eec1919 JM |
1259 | pm_runtime_put(&client->dev); |
1260 | ||
1261 | return ret; | |
4974c2f1 DP |
1262 | } |
1263 | ||
1264 | static const struct v4l2_ctrl_ops ov5647_ctrl_ops = { | |
1265 | .s_ctrl = ov5647_s_ctrl, | |
1266 | }; | |
1267 | ||
1268 | static int ov5647_init_controls(struct ov5647 *sensor) | |
1269 | { | |
1270 | struct i2c_client *client = v4l2_get_subdevdata(&sensor->sd); | |
646a0249 | 1271 | int hblank, exposure_max, exposure_def; |
4974c2f1 | 1272 | |
2512c064 | 1273 | v4l2_ctrl_handler_init(&sensor->ctrls, 8); |
4974c2f1 DP |
1274 | |
1275 | v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, | |
1276 | V4L2_CID_AUTOGAIN, 0, 1, 1, 0); | |
1277 | ||
1278 | v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, | |
1279 | V4L2_CID_AUTO_WHITE_BALANCE, 0, 1, 1, 0); | |
1280 | ||
1281 | v4l2_ctrl_new_std_menu(&sensor->ctrls, &ov5647_ctrl_ops, | |
1282 | V4L2_CID_EXPOSURE_AUTO, V4L2_EXPOSURE_MANUAL, | |
1283 | 0, V4L2_EXPOSURE_MANUAL); | |
1284 | ||
646a0249 DS |
1285 | exposure_max = sensor->mode->vts - 4; |
1286 | exposure_def = min(exposure_max, OV5647_EXPOSURE_DEFAULT); | |
1287 | sensor->exposure = v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, | |
1288 | V4L2_CID_EXPOSURE, | |
1289 | OV5647_EXPOSURE_MIN, | |
1290 | exposure_max, OV5647_EXPOSURE_STEP, | |
1291 | exposure_def); | |
4974c2f1 DP |
1292 | |
1293 | /* min: 16 = 1.0x; max (10 bits); default: 32 = 2.0x. */ | |
1294 | v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, | |
1295 | V4L2_CID_ANALOGUE_GAIN, 16, 1023, 1, 32); | |
1296 | ||
911f4516 DS |
1297 | /* By default, PIXEL_RATE is read only, but it does change per mode */ |
1298 | sensor->pixel_rate = v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, | |
1299 | V4L2_CID_PIXEL_RATE, | |
1300 | sensor->mode->pixel_rate, | |
1301 | sensor->mode->pixel_rate, 1, | |
1302 | sensor->mode->pixel_rate); | |
c6da1ae4 JM |
1303 | |
1304 | /* By default, HBLANK is read only, but it does change per mode. */ | |
1305 | hblank = sensor->mode->hts - sensor->mode->format.width; | |
1306 | sensor->hblank = v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, | |
1307 | V4L2_CID_HBLANK, hblank, hblank, 1, | |
1308 | hblank); | |
1309 | ||
2512c064 DS |
1310 | sensor->vblank = v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, |
1311 | V4L2_CID_VBLANK, OV5647_VBLANK_MIN, | |
1312 | OV5647_VTS_MAX - | |
1313 | sensor->mode->format.height, 1, | |
1314 | sensor->mode->vts - | |
1315 | sensor->mode->format.height); | |
1316 | ||
911f4516 DS |
1317 | if (sensor->ctrls.error) |
1318 | goto handler_free; | |
4974c2f1 | 1319 | |
911f4516 | 1320 | sensor->pixel_rate->flags |= V4L2_CTRL_FLAG_READ_ONLY; |
c6da1ae4 | 1321 | sensor->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY; |
4974c2f1 DP |
1322 | sensor->sd.ctrl_handler = &sensor->ctrls; |
1323 | ||
1324 | return 0; | |
911f4516 DS |
1325 | |
1326 | handler_free: | |
1327 | dev_err(&client->dev, "%s Controls initialization failed (%d)\n", | |
1328 | __func__, sensor->ctrls.error); | |
1329 | v4l2_ctrl_handler_free(&sensor->ctrls); | |
1330 | ||
1331 | return sensor->ctrls.error; | |
4974c2f1 DP |
1332 | } |
1333 | ||
dea4fcfe | 1334 | static int ov5647_parse_dt(struct ov5647 *sensor, struct device_node *np) |
3c2472a3 | 1335 | { |
dea4fcfe DS |
1336 | struct v4l2_fwnode_endpoint bus_cfg = { |
1337 | .bus_type = V4L2_MBUS_CSI2_DPHY, | |
1338 | }; | |
3c2472a3 | 1339 | struct device_node *ep; |
3c2472a3 RO |
1340 | int ret; |
1341 | ||
1342 | ep = of_graph_get_next_endpoint(np, NULL); | |
1343 | if (!ep) | |
1344 | return -EINVAL; | |
1345 | ||
859969b3 | 1346 | ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(ep), &bus_cfg); |
dea4fcfe DS |
1347 | if (ret) |
1348 | goto out; | |
3c2472a3 | 1349 | |
dea4fcfe DS |
1350 | sensor->clock_ncont = bus_cfg.bus.mipi_csi2.flags & |
1351 | V4L2_MBUS_CSI2_NONCONTINUOUS_CLOCK; | |
1352 | ||
1353 | out: | |
3c2472a3 | 1354 | of_node_put(ep); |
c9a05cec | 1355 | |
3c2472a3 RO |
1356 | return ret; |
1357 | } | |
1358 | ||
e6714993 | 1359 | static int ov5647_probe(struct i2c_client *client) |
3c2472a3 | 1360 | { |
c9a05cec | 1361 | struct device_node *np = client->dev.of_node; |
3c2472a3 RO |
1362 | struct device *dev = &client->dev; |
1363 | struct ov5647 *sensor; | |
3c2472a3 | 1364 | struct v4l2_subdev *sd; |
3c2472a3 | 1365 | u32 xclk_freq; |
c9a05cec | 1366 | int ret; |
3c2472a3 RO |
1367 | |
1368 | sensor = devm_kzalloc(dev, sizeof(*sensor), GFP_KERNEL); | |
1369 | if (!sensor) | |
1370 | return -ENOMEM; | |
1371 | ||
1372 | if (IS_ENABLED(CONFIG_OF) && np) { | |
dea4fcfe | 1373 | ret = ov5647_parse_dt(sensor, np); |
3c2472a3 RO |
1374 | if (ret) { |
1375 | dev_err(dev, "DT parsing error: %d\n", ret); | |
1376 | return ret; | |
1377 | } | |
1378 | } | |
1379 | ||
3c2472a3 RO |
1380 | sensor->xclk = devm_clk_get(dev, NULL); |
1381 | if (IS_ERR(sensor->xclk)) { | |
1382 | dev_err(dev, "could not get xclk"); | |
1383 | return PTR_ERR(sensor->xclk); | |
1384 | } | |
1385 | ||
1386 | xclk_freq = clk_get_rate(sensor->xclk); | |
1387 | if (xclk_freq != 25000000) { | |
1388 | dev_err(dev, "Unsupported clock frequency: %u\n", xclk_freq); | |
1389 | return -EINVAL; | |
1390 | } | |
1391 | ||
c9a05cec JM |
1392 | /* Request the power down GPIO asserted. */ |
1393 | sensor->pwdn = devm_gpiod_get_optional(dev, "pwdn", GPIOD_OUT_HIGH); | |
b050791d DS |
1394 | if (IS_ERR(sensor->pwdn)) { |
1395 | dev_err(dev, "Failed to get 'pwdn' gpio\n"); | |
1396 | return -EINVAL; | |
1397 | } | |
1398 | ||
3c2472a3 RO |
1399 | mutex_init(&sensor->lock); |
1400 | ||
d7d6074e JM |
1401 | sensor->mode = OV5647_DEFAULT_MODE; |
1402 | ||
4974c2f1 DP |
1403 | ret = ov5647_init_controls(sensor); |
1404 | if (ret) | |
1405 | goto mutex_destroy; | |
1406 | ||
3c2472a3 RO |
1407 | sd = &sensor->sd; |
1408 | v4l2_i2c_subdev_init(sd, client, &ov5647_subdev_ops); | |
c9a05cec | 1409 | sd->internal_ops = &ov5647_subdev_internal_ops; |
7ef761a0 | 1410 | sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS; |
3c2472a3 RO |
1411 | |
1412 | sensor->pad.flags = MEDIA_PAD_FL_SOURCE; | |
1413 | sd->entity.function = MEDIA_ENT_F_CAM_SENSOR; | |
1414 | ret = media_entity_pads_init(&sd->entity, 1, &sensor->pad); | |
1415 | if (ret < 0) | |
4974c2f1 | 1416 | goto ctrl_handler_free; |
3c2472a3 | 1417 | |
089b7c70 JM |
1418 | ret = ov5647_power_on(dev); |
1419 | if (ret) | |
1420 | goto entity_cleanup; | |
b050791d | 1421 | |
3c2472a3 RO |
1422 | ret = ov5647_detect(sd); |
1423 | if (ret < 0) | |
089b7c70 | 1424 | goto power_off; |
3c2472a3 RO |
1425 | |
1426 | ret = v4l2_async_register_subdev(sd); | |
1427 | if (ret < 0) | |
089b7c70 JM |
1428 | goto power_off; |
1429 | ||
1430 | /* Enable runtime PM and turn off the device */ | |
1431 | pm_runtime_set_active(dev); | |
1432 | pm_runtime_enable(dev); | |
1433 | pm_runtime_idle(dev); | |
3c2472a3 RO |
1434 | |
1435 | dev_dbg(dev, "OmniVision OV5647 camera driver probed\n"); | |
c9a05cec | 1436 | |
3c2472a3 | 1437 | return 0; |
c9a05cec | 1438 | |
089b7c70 JM |
1439 | power_off: |
1440 | ov5647_power_off(dev); | |
c9a05cec | 1441 | entity_cleanup: |
3c2472a3 | 1442 | media_entity_cleanup(&sd->entity); |
4974c2f1 DP |
1443 | ctrl_handler_free: |
1444 | v4l2_ctrl_handler_free(&sensor->ctrls); | |
c9a05cec | 1445 | mutex_destroy: |
3c2472a3 | 1446 | mutex_destroy(&sensor->lock); |
c9a05cec | 1447 | |
3c2472a3 RO |
1448 | return ret; |
1449 | } | |
1450 | ||
1451 | static int ov5647_remove(struct i2c_client *client) | |
1452 | { | |
1453 | struct v4l2_subdev *sd = i2c_get_clientdata(client); | |
5bc5ca71 | 1454 | struct ov5647 *sensor = to_sensor(sd); |
3c2472a3 | 1455 | |
5bc5ca71 JM |
1456 | v4l2_async_unregister_subdev(&sensor->sd); |
1457 | media_entity_cleanup(&sensor->sd.entity); | |
1458 | v4l2_ctrl_handler_free(&sensor->ctrls); | |
3c2472a3 | 1459 | v4l2_device_unregister_subdev(sd); |
089b7c70 | 1460 | pm_runtime_disable(&client->dev); |
5bc5ca71 | 1461 | mutex_destroy(&sensor->lock); |
3c2472a3 RO |
1462 | |
1463 | return 0; | |
1464 | } | |
1465 | ||
089b7c70 JM |
1466 | static const struct dev_pm_ops ov5647_pm_ops = { |
1467 | SET_RUNTIME_PM_OPS(ov5647_power_off, ov5647_power_on, NULL) | |
1468 | }; | |
1469 | ||
3c2472a3 RO |
1470 | static const struct i2c_device_id ov5647_id[] = { |
1471 | { "ov5647", 0 }, | |
c9a05cec | 1472 | { /* sentinel */ } |
3c2472a3 RO |
1473 | }; |
1474 | MODULE_DEVICE_TABLE(i2c, ov5647_id); | |
1475 | ||
1476 | #if IS_ENABLED(CONFIG_OF) | |
1477 | static const struct of_device_id ov5647_of_match[] = { | |
1478 | { .compatible = "ovti,ov5647" }, | |
1479 | { /* sentinel */ }, | |
1480 | }; | |
1481 | MODULE_DEVICE_TABLE(of, ov5647_of_match); | |
1482 | #endif | |
1483 | ||
1484 | static struct i2c_driver ov5647_driver = { | |
1485 | .driver = { | |
1486 | .of_match_table = of_match_ptr(ov5647_of_match), | |
c9a05cec | 1487 | .name = "ov5647", |
089b7c70 | 1488 | .pm = &ov5647_pm_ops, |
3c2472a3 | 1489 | }, |
e6714993 | 1490 | .probe_new = ov5647_probe, |
3c2472a3 RO |
1491 | .remove = ov5647_remove, |
1492 | .id_table = ov5647_id, | |
1493 | }; | |
1494 | ||
1495 | module_i2c_driver(ov5647_driver); | |
1496 | ||
1497 | MODULE_AUTHOR("Ramiro Oliveira <roliveir@synopsys.com>"); | |
1498 | MODULE_DESCRIPTION("A low-level driver for OmniVision ov5647 sensors"); | |
1499 | MODULE_LICENSE("GPL v2"); |