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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 |
ca4331bd | 61 | #define OV5647_REG_ISPCTRL3D 0x503d |
3c2472a3 RO |
62 | |
63 | #define REG_TERM 0xfffe | |
64 | #define VAL_TERM 0xfe | |
65 | #define REG_DLY 0xffff | |
66 | ||
14f70a32 DS |
67 | /* OV5647 native and active pixel array size */ |
68 | #define OV5647_NATIVE_WIDTH 2624U | |
69 | #define OV5647_NATIVE_HEIGHT 1956U | |
70 | ||
71 | #define OV5647_PIXEL_ARRAY_LEFT 16U | |
72 | #define OV5647_PIXEL_ARRAY_TOP 16U | |
73 | #define OV5647_PIXEL_ARRAY_WIDTH 2592U | |
74 | #define OV5647_PIXEL_ARRAY_HEIGHT 1944U | |
3c2472a3 | 75 | |
2512c064 DS |
76 | #define OV5647_VBLANK_MIN 4 |
77 | #define OV5647_VTS_MAX 32767 | |
78 | ||
646a0249 DS |
79 | #define OV5647_EXPOSURE_MIN 4 |
80 | #define OV5647_EXPOSURE_STEP 1 | |
81 | #define OV5647_EXPOSURE_DEFAULT 1000 | |
82 | #define OV5647_EXPOSURE_MAX 65535 | |
83 | ||
3c2472a3 RO |
84 | struct regval_list { |
85 | u16 addr; | |
86 | u8 data; | |
87 | }; | |
88 | ||
d7d6074e JM |
89 | struct ov5647_mode { |
90 | struct v4l2_mbus_framefmt format; | |
14f70a32 | 91 | struct v4l2_rect crop; |
911f4516 | 92 | u64 pixel_rate; |
c6da1ae4 | 93 | int hts; |
2512c064 | 94 | int vts; |
d7d6074e JM |
95 | const struct regval_list *reg_list; |
96 | unsigned int num_regs; | |
97 | }; | |
98 | ||
3c2472a3 RO |
99 | struct ov5647 { |
100 | struct v4l2_subdev sd; | |
101 | struct media_pad pad; | |
102 | struct mutex lock; | |
3c2472a3 | 103 | struct clk *xclk; |
b050791d | 104 | struct gpio_desc *pwdn; |
dea4fcfe | 105 | bool clock_ncont; |
4974c2f1 | 106 | struct v4l2_ctrl_handler ctrls; |
d7d6074e | 107 | const struct ov5647_mode *mode; |
911f4516 | 108 | struct v4l2_ctrl *pixel_rate; |
c6da1ae4 | 109 | struct v4l2_ctrl *hblank; |
2512c064 | 110 | struct v4l2_ctrl *vblank; |
646a0249 | 111 | struct v4l2_ctrl *exposure; |
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 | ||
ca4331bd VB |
119 | static const char * const ov5647_test_pattern_menu[] = { |
120 | "Disabled", | |
121 | "Color Bars", | |
122 | "Color Squares", | |
123 | "Random Data", | |
124 | }; | |
125 | ||
126 | static const u8 ov5647_test_pattern_val[] = { | |
127 | 0x00, /* Disabled */ | |
128 | 0x80, /* Color Bars */ | |
129 | 0x82, /* Color Squares */ | |
130 | 0x81, /* Random Data */ | |
131 | }; | |
132 | ||
d0744070 | 133 | static const struct regval_list sensor_oe_disable_regs[] = { |
3c2472a3 RO |
134 | {0x3000, 0x00}, |
135 | {0x3001, 0x00}, | |
136 | {0x3002, 0x00}, | |
137 | }; | |
138 | ||
d0744070 | 139 | static const struct regval_list sensor_oe_enable_regs[] = { |
3c2472a3 RO |
140 | {0x3000, 0x0f}, |
141 | {0x3001, 0xff}, | |
142 | {0x3002, 0xe4}, | |
143 | }; | |
144 | ||
a8df5af6 JM |
145 | static struct regval_list ov5647_2592x1944_10bpp[] = { |
146 | {0x0100, 0x00}, | |
147 | {0x0103, 0x01}, | |
148 | {0x3034, 0x1a}, | |
149 | {0x3035, 0x21}, | |
150 | {0x3036, 0x69}, | |
151 | {0x303c, 0x11}, | |
152 | {0x3106, 0xf5}, | |
153 | {0x3821, 0x06}, | |
154 | {0x3820, 0x00}, | |
155 | {0x3827, 0xec}, | |
156 | {0x370c, 0x03}, | |
157 | {0x3612, 0x5b}, | |
158 | {0x3618, 0x04}, | |
159 | {0x5000, 0x06}, | |
160 | {0x5002, 0x41}, | |
161 | {0x5003, 0x08}, | |
162 | {0x5a00, 0x08}, | |
163 | {0x3000, 0x00}, | |
164 | {0x3001, 0x00}, | |
165 | {0x3002, 0x00}, | |
166 | {0x3016, 0x08}, | |
167 | {0x3017, 0xe0}, | |
168 | {0x3018, 0x44}, | |
169 | {0x301c, 0xf8}, | |
170 | {0x301d, 0xf0}, | |
171 | {0x3a18, 0x00}, | |
172 | {0x3a19, 0xf8}, | |
173 | {0x3c01, 0x80}, | |
174 | {0x3b07, 0x0c}, | |
175 | {0x380c, 0x0b}, | |
176 | {0x380d, 0x1c}, | |
177 | {0x3814, 0x11}, | |
178 | {0x3815, 0x11}, | |
179 | {0x3708, 0x64}, | |
180 | {0x3709, 0x12}, | |
181 | {0x3808, 0x0a}, | |
182 | {0x3809, 0x20}, | |
183 | {0x380a, 0x07}, | |
184 | {0x380b, 0x98}, | |
185 | {0x3800, 0x00}, | |
186 | {0x3801, 0x00}, | |
187 | {0x3802, 0x00}, | |
188 | {0x3803, 0x00}, | |
189 | {0x3804, 0x0a}, | |
190 | {0x3805, 0x3f}, | |
191 | {0x3806, 0x07}, | |
192 | {0x3807, 0xa3}, | |
193 | {0x3811, 0x10}, | |
194 | {0x3813, 0x06}, | |
195 | {0x3630, 0x2e}, | |
196 | {0x3632, 0xe2}, | |
197 | {0x3633, 0x23}, | |
198 | {0x3634, 0x44}, | |
199 | {0x3636, 0x06}, | |
200 | {0x3620, 0x64}, | |
201 | {0x3621, 0xe0}, | |
202 | {0x3600, 0x37}, | |
203 | {0x3704, 0xa0}, | |
204 | {0x3703, 0x5a}, | |
205 | {0x3715, 0x78}, | |
206 | {0x3717, 0x01}, | |
207 | {0x3731, 0x02}, | |
208 | {0x370b, 0x60}, | |
209 | {0x3705, 0x1a}, | |
210 | {0x3f05, 0x02}, | |
211 | {0x3f06, 0x10}, | |
212 | {0x3f01, 0x0a}, | |
213 | {0x3a08, 0x01}, | |
214 | {0x3a09, 0x28}, | |
215 | {0x3a0a, 0x00}, | |
216 | {0x3a0b, 0xf6}, | |
217 | {0x3a0d, 0x08}, | |
218 | {0x3a0e, 0x06}, | |
219 | {0x3a0f, 0x58}, | |
220 | {0x3a10, 0x50}, | |
221 | {0x3a1b, 0x58}, | |
222 | {0x3a1e, 0x50}, | |
223 | {0x3a11, 0x60}, | |
224 | {0x3a1f, 0x28}, | |
225 | {0x4001, 0x02}, | |
226 | {0x4004, 0x04}, | |
227 | {0x4000, 0x09}, | |
228 | {0x4837, 0x19}, | |
229 | {0x4800, 0x24}, | |
230 | {0x3503, 0x03}, | |
231 | {0x0100, 0x01}, | |
232 | }; | |
233 | ||
234 | static struct regval_list ov5647_1080p30_10bpp[] = { | |
235 | {0x0100, 0x00}, | |
236 | {0x0103, 0x01}, | |
237 | {0x3034, 0x1a}, | |
238 | {0x3035, 0x21}, | |
239 | {0x3036, 0x62}, | |
240 | {0x303c, 0x11}, | |
241 | {0x3106, 0xf5}, | |
242 | {0x3821, 0x06}, | |
243 | {0x3820, 0x00}, | |
244 | {0x3827, 0xec}, | |
245 | {0x370c, 0x03}, | |
246 | {0x3612, 0x5b}, | |
247 | {0x3618, 0x04}, | |
248 | {0x5000, 0x06}, | |
249 | {0x5002, 0x41}, | |
250 | {0x5003, 0x08}, | |
251 | {0x5a00, 0x08}, | |
252 | {0x3000, 0x00}, | |
253 | {0x3001, 0x00}, | |
254 | {0x3002, 0x00}, | |
255 | {0x3016, 0x08}, | |
256 | {0x3017, 0xe0}, | |
257 | {0x3018, 0x44}, | |
258 | {0x301c, 0xf8}, | |
259 | {0x301d, 0xf0}, | |
260 | {0x3a18, 0x00}, | |
261 | {0x3a19, 0xf8}, | |
262 | {0x3c01, 0x80}, | |
263 | {0x3b07, 0x0c}, | |
264 | {0x380c, 0x09}, | |
265 | {0x380d, 0x70}, | |
266 | {0x3814, 0x11}, | |
267 | {0x3815, 0x11}, | |
268 | {0x3708, 0x64}, | |
269 | {0x3709, 0x12}, | |
270 | {0x3808, 0x07}, | |
271 | {0x3809, 0x80}, | |
272 | {0x380a, 0x04}, | |
273 | {0x380b, 0x38}, | |
274 | {0x3800, 0x01}, | |
275 | {0x3801, 0x5c}, | |
276 | {0x3802, 0x01}, | |
277 | {0x3803, 0xb2}, | |
278 | {0x3804, 0x08}, | |
279 | {0x3805, 0xe3}, | |
280 | {0x3806, 0x05}, | |
281 | {0x3807, 0xf1}, | |
282 | {0x3811, 0x04}, | |
283 | {0x3813, 0x02}, | |
284 | {0x3630, 0x2e}, | |
285 | {0x3632, 0xe2}, | |
286 | {0x3633, 0x23}, | |
287 | {0x3634, 0x44}, | |
288 | {0x3636, 0x06}, | |
289 | {0x3620, 0x64}, | |
290 | {0x3621, 0xe0}, | |
291 | {0x3600, 0x37}, | |
292 | {0x3704, 0xa0}, | |
293 | {0x3703, 0x5a}, | |
294 | {0x3715, 0x78}, | |
295 | {0x3717, 0x01}, | |
296 | {0x3731, 0x02}, | |
297 | {0x370b, 0x60}, | |
298 | {0x3705, 0x1a}, | |
299 | {0x3f05, 0x02}, | |
300 | {0x3f06, 0x10}, | |
301 | {0x3f01, 0x0a}, | |
302 | {0x3a08, 0x01}, | |
303 | {0x3a09, 0x4b}, | |
304 | {0x3a0a, 0x01}, | |
305 | {0x3a0b, 0x13}, | |
306 | {0x3a0d, 0x04}, | |
307 | {0x3a0e, 0x03}, | |
308 | {0x3a0f, 0x58}, | |
309 | {0x3a10, 0x50}, | |
310 | {0x3a1b, 0x58}, | |
311 | {0x3a1e, 0x50}, | |
312 | {0x3a11, 0x60}, | |
313 | {0x3a1f, 0x28}, | |
314 | {0x4001, 0x02}, | |
315 | {0x4004, 0x04}, | |
316 | {0x4000, 0x09}, | |
317 | {0x4837, 0x19}, | |
318 | {0x4800, 0x34}, | |
319 | {0x3503, 0x03}, | |
320 | {0x0100, 0x01}, | |
321 | }; | |
322 | ||
323 | static struct regval_list ov5647_2x2binned_10bpp[] = { | |
324 | {0x0100, 0x00}, | |
325 | {0x0103, 0x01}, | |
326 | {0x3034, 0x1a}, | |
327 | {0x3035, 0x21}, | |
328 | {0x3036, 0x62}, | |
329 | {0x303c, 0x11}, | |
330 | {0x3106, 0xf5}, | |
331 | {0x3827, 0xec}, | |
332 | {0x370c, 0x03}, | |
333 | {0x3612, 0x59}, | |
334 | {0x3618, 0x00}, | |
335 | {0x5000, 0x06}, | |
336 | {0x5002, 0x41}, | |
337 | {0x5003, 0x08}, | |
338 | {0x5a00, 0x08}, | |
339 | {0x3000, 0x00}, | |
340 | {0x3001, 0x00}, | |
341 | {0x3002, 0x00}, | |
342 | {0x3016, 0x08}, | |
343 | {0x3017, 0xe0}, | |
344 | {0x3018, 0x44}, | |
345 | {0x301c, 0xf8}, | |
346 | {0x301d, 0xf0}, | |
347 | {0x3a18, 0x00}, | |
348 | {0x3a19, 0xf8}, | |
349 | {0x3c01, 0x80}, | |
350 | {0x3b07, 0x0c}, | |
351 | {0x3800, 0x00}, | |
352 | {0x3801, 0x00}, | |
353 | {0x3802, 0x00}, | |
354 | {0x3803, 0x00}, | |
355 | {0x3804, 0x0a}, | |
356 | {0x3805, 0x3f}, | |
357 | {0x3806, 0x07}, | |
358 | {0x3807, 0xa3}, | |
359 | {0x3808, 0x05}, | |
360 | {0x3809, 0x10}, | |
361 | {0x380a, 0x03}, | |
362 | {0x380b, 0xcc}, | |
363 | {0x380c, 0x07}, | |
364 | {0x380d, 0x68}, | |
365 | {0x3811, 0x0c}, | |
366 | {0x3813, 0x06}, | |
367 | {0x3814, 0x31}, | |
368 | {0x3815, 0x31}, | |
369 | {0x3630, 0x2e}, | |
370 | {0x3632, 0xe2}, | |
371 | {0x3633, 0x23}, | |
372 | {0x3634, 0x44}, | |
373 | {0x3636, 0x06}, | |
374 | {0x3620, 0x64}, | |
375 | {0x3621, 0xe0}, | |
376 | {0x3600, 0x37}, | |
377 | {0x3704, 0xa0}, | |
378 | {0x3703, 0x5a}, | |
379 | {0x3715, 0x78}, | |
380 | {0x3717, 0x01}, | |
381 | {0x3731, 0x02}, | |
382 | {0x370b, 0x60}, | |
383 | {0x3705, 0x1a}, | |
384 | {0x3f05, 0x02}, | |
385 | {0x3f06, 0x10}, | |
386 | {0x3f01, 0x0a}, | |
387 | {0x3a08, 0x01}, | |
388 | {0x3a09, 0x28}, | |
389 | {0x3a0a, 0x00}, | |
390 | {0x3a0b, 0xf6}, | |
391 | {0x3a0d, 0x08}, | |
392 | {0x3a0e, 0x06}, | |
393 | {0x3a0f, 0x58}, | |
394 | {0x3a10, 0x50}, | |
395 | {0x3a1b, 0x58}, | |
396 | {0x3a1e, 0x50}, | |
397 | {0x3a11, 0x60}, | |
398 | {0x3a1f, 0x28}, | |
399 | {0x4001, 0x02}, | |
400 | {0x4004, 0x04}, | |
401 | {0x4000, 0x09}, | |
402 | {0x4837, 0x16}, | |
403 | {0x4800, 0x24}, | |
404 | {0x3503, 0x03}, | |
405 | {0x3820, 0x41}, | |
406 | {0x3821, 0x07}, | |
407 | {0x350a, 0x00}, | |
408 | {0x350b, 0x10}, | |
409 | {0x3500, 0x00}, | |
410 | {0x3501, 0x1a}, | |
411 | {0x3502, 0xf0}, | |
412 | {0x3212, 0xa0}, | |
413 | {0x0100, 0x01}, | |
414 | }; | |
415 | ||
416 | static struct regval_list ov5647_640x480_10bpp[] = { | |
417 | {0x0100, 0x00}, | |
418 | {0x0103, 0x01}, | |
419 | {0x3035, 0x11}, | |
420 | {0x3036, 0x46}, | |
421 | {0x303c, 0x11}, | |
422 | {0x3821, 0x07}, | |
423 | {0x3820, 0x41}, | |
424 | {0x370c, 0x03}, | |
425 | {0x3612, 0x59}, | |
426 | {0x3618, 0x00}, | |
427 | {0x5000, 0x06}, | |
428 | {0x5003, 0x08}, | |
429 | {0x5a00, 0x08}, | |
430 | {0x3000, 0xff}, | |
431 | {0x3001, 0xff}, | |
432 | {0x3002, 0xff}, | |
433 | {0x301d, 0xf0}, | |
434 | {0x3a18, 0x00}, | |
435 | {0x3a19, 0xf8}, | |
436 | {0x3c01, 0x80}, | |
437 | {0x3b07, 0x0c}, | |
438 | {0x380c, 0x07}, | |
439 | {0x380d, 0x3c}, | |
440 | {0x3814, 0x35}, | |
441 | {0x3815, 0x35}, | |
442 | {0x3708, 0x64}, | |
443 | {0x3709, 0x52}, | |
444 | {0x3808, 0x02}, | |
445 | {0x3809, 0x80}, | |
446 | {0x380a, 0x01}, | |
447 | {0x380b, 0xe0}, | |
448 | {0x3800, 0x00}, | |
449 | {0x3801, 0x10}, | |
450 | {0x3802, 0x00}, | |
451 | {0x3803, 0x00}, | |
452 | {0x3804, 0x0a}, | |
453 | {0x3805, 0x2f}, | |
454 | {0x3806, 0x07}, | |
455 | {0x3807, 0x9f}, | |
456 | {0x3630, 0x2e}, | |
457 | {0x3632, 0xe2}, | |
458 | {0x3633, 0x23}, | |
459 | {0x3634, 0x44}, | |
460 | {0x3620, 0x64}, | |
461 | {0x3621, 0xe0}, | |
462 | {0x3600, 0x37}, | |
463 | {0x3704, 0xa0}, | |
464 | {0x3703, 0x5a}, | |
465 | {0x3715, 0x78}, | |
466 | {0x3717, 0x01}, | |
467 | {0x3731, 0x02}, | |
468 | {0x370b, 0x60}, | |
469 | {0x3705, 0x1a}, | |
470 | {0x3f05, 0x02}, | |
471 | {0x3f06, 0x10}, | |
472 | {0x3f01, 0x0a}, | |
473 | {0x3a08, 0x01}, | |
474 | {0x3a09, 0x2e}, | |
475 | {0x3a0a, 0x00}, | |
476 | {0x3a0b, 0xfb}, | |
477 | {0x3a0d, 0x02}, | |
478 | {0x3a0e, 0x01}, | |
479 | {0x3a0f, 0x58}, | |
480 | {0x3a10, 0x50}, | |
481 | {0x3a1b, 0x58}, | |
482 | {0x3a1e, 0x50}, | |
483 | {0x3a11, 0x60}, | |
484 | {0x3a1f, 0x28}, | |
485 | {0x4001, 0x02}, | |
486 | {0x4004, 0x02}, | |
487 | {0x4000, 0x09}, | |
488 | {0x3000, 0x00}, | |
489 | {0x3001, 0x00}, | |
490 | {0x3002, 0x00}, | |
491 | {0x3017, 0xe0}, | |
492 | {0x301c, 0xfc}, | |
493 | {0x3636, 0x06}, | |
494 | {0x3016, 0x08}, | |
495 | {0x3827, 0xec}, | |
496 | {0x3018, 0x44}, | |
497 | {0x3035, 0x21}, | |
498 | {0x3106, 0xf5}, | |
499 | {0x3034, 0x1a}, | |
500 | {0x301c, 0xf8}, | |
501 | {0x4800, 0x34}, | |
502 | {0x3503, 0x03}, | |
503 | {0x0100, 0x01}, | |
504 | }; | |
505 | ||
38c22308 | 506 | static const struct ov5647_mode ov5647_modes[] = { |
a8df5af6 JM |
507 | /* 2592x1944 full resolution full FOV 10-bit mode. */ |
508 | { | |
509 | .format = { | |
510 | .code = MEDIA_BUS_FMT_SBGGR10_1X10, | |
511 | .colorspace = V4L2_COLORSPACE_SRGB, | |
512 | .field = V4L2_FIELD_NONE, | |
513 | .width = 2592, | |
514 | .height = 1944 | |
515 | }, | |
516 | .crop = { | |
517 | .left = OV5647_PIXEL_ARRAY_LEFT, | |
518 | .top = OV5647_PIXEL_ARRAY_TOP, | |
519 | .width = 2592, | |
520 | .height = 1944 | |
521 | }, | |
911f4516 | 522 | .pixel_rate = 87500000, |
c6da1ae4 | 523 | .hts = 2844, |
2512c064 | 524 | .vts = 0x7b0, |
a8df5af6 JM |
525 | .reg_list = ov5647_2592x1944_10bpp, |
526 | .num_regs = ARRAY_SIZE(ov5647_2592x1944_10bpp) | |
527 | }, | |
528 | /* 1080p30 10-bit mode. Full resolution centre-cropped down to 1080p. */ | |
529 | { | |
530 | .format = { | |
531 | .code = MEDIA_BUS_FMT_SBGGR10_1X10, | |
532 | .colorspace = V4L2_COLORSPACE_SRGB, | |
533 | .field = V4L2_FIELD_NONE, | |
534 | .width = 1920, | |
535 | .height = 1080 | |
536 | }, | |
537 | .crop = { | |
538 | .left = 348 + OV5647_PIXEL_ARRAY_LEFT, | |
539 | .top = 434 + OV5647_PIXEL_ARRAY_TOP, | |
540 | .width = 1928, | |
541 | .height = 1080, | |
542 | }, | |
911f4516 | 543 | .pixel_rate = 81666700, |
c6da1ae4 | 544 | .hts = 2416, |
2512c064 | 545 | .vts = 0x450, |
a8df5af6 JM |
546 | .reg_list = ov5647_1080p30_10bpp, |
547 | .num_regs = ARRAY_SIZE(ov5647_1080p30_10bpp) | |
548 | }, | |
549 | /* 2x2 binned full FOV 10-bit mode. */ | |
550 | { | |
551 | .format = { | |
552 | .code = MEDIA_BUS_FMT_SBGGR10_1X10, | |
553 | .colorspace = V4L2_COLORSPACE_SRGB, | |
554 | .field = V4L2_FIELD_NONE, | |
555 | .width = 1296, | |
556 | .height = 972 | |
557 | }, | |
558 | .crop = { | |
559 | .left = OV5647_PIXEL_ARRAY_LEFT, | |
560 | .top = OV5647_PIXEL_ARRAY_TOP, | |
561 | .width = 2592, | |
562 | .height = 1944, | |
563 | }, | |
911f4516 | 564 | .pixel_rate = 81666700, |
c6da1ae4 | 565 | .hts = 1896, |
2512c064 | 566 | .vts = 0x59b, |
a8df5af6 JM |
567 | .reg_list = ov5647_2x2binned_10bpp, |
568 | .num_regs = ARRAY_SIZE(ov5647_2x2binned_10bpp) | |
569 | }, | |
570 | /* 10-bit VGA full FOV 60fps. 2x2 binned and subsampled down to VGA. */ | |
571 | { | |
572 | .format = { | |
573 | .code = MEDIA_BUS_FMT_SBGGR10_1X10, | |
574 | .colorspace = V4L2_COLORSPACE_SRGB, | |
575 | .field = V4L2_FIELD_NONE, | |
576 | .width = 640, | |
577 | .height = 480 | |
578 | }, | |
579 | .crop = { | |
580 | .left = 16 + OV5647_PIXEL_ARRAY_LEFT, | |
581 | .top = OV5647_PIXEL_ARRAY_TOP, | |
582 | .width = 2560, | |
583 | .height = 1920, | |
584 | }, | |
911f4516 | 585 | .pixel_rate = 55000000, |
c6da1ae4 | 586 | .hts = 1852, |
2512c064 | 587 | .vts = 0x1f8, |
a8df5af6 JM |
588 | .reg_list = ov5647_640x480_10bpp, |
589 | .num_regs = ARRAY_SIZE(ov5647_640x480_10bpp) | |
590 | }, | |
591 | }; | |
592 | ||
87576ac6 | 593 | /* Default sensor mode is 2x2 binned 640x480 SBGGR10_1X10. */ |
38c22308 JM |
594 | #define OV5647_DEFAULT_MODE (&ov5647_modes[3]) |
595 | #define OV5647_DEFAULT_FORMAT (ov5647_modes[3].format) | |
d7d6074e | 596 | |
2512c064 DS |
597 | static int ov5647_write16(struct v4l2_subdev *sd, u16 reg, u16 val) |
598 | { | |
599 | unsigned char data[4] = { reg >> 8, reg & 0xff, val >> 8, val & 0xff}; | |
600 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
601 | int ret; | |
602 | ||
603 | ret = i2c_master_send(client, data, 4); | |
604 | if (ret < 0) { | |
605 | dev_dbg(&client->dev, "%s: i2c write error, reg: %x\n", | |
606 | __func__, reg); | |
607 | return ret; | |
608 | } | |
609 | ||
610 | return 0; | |
611 | } | |
612 | ||
3c2472a3 RO |
613 | static int ov5647_write(struct v4l2_subdev *sd, u16 reg, u8 val) |
614 | { | |
3c2472a3 RO |
615 | unsigned char data[3] = { reg >> 8, reg & 0xff, val}; |
616 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
c9a05cec | 617 | int ret; |
3c2472a3 RO |
618 | |
619 | ret = i2c_master_send(client, data, 3); | |
2b18cbcf | 620 | if (ret < 0) { |
3c2472a3 RO |
621 | dev_dbg(&client->dev, "%s: i2c write error, reg: %x\n", |
622 | __func__, reg); | |
2b18cbcf JM |
623 | return ret; |
624 | } | |
3c2472a3 | 625 | |
2b18cbcf | 626 | return 0; |
3c2472a3 RO |
627 | } |
628 | ||
629 | static int ov5647_read(struct v4l2_subdev *sd, u16 reg, u8 *val) | |
630 | { | |
3c2472a3 | 631 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
0d840d42 JM |
632 | u8 buf[2] = { reg >> 8, reg & 0xff }; |
633 | struct i2c_msg msg[2]; | |
c9a05cec | 634 | int ret; |
3c2472a3 | 635 | |
0d840d42 JM |
636 | msg[0].addr = client->addr; |
637 | msg[0].flags = client->flags; | |
638 | msg[0].buf = buf; | |
639 | msg[0].len = sizeof(buf); | |
640 | ||
641 | msg[1].addr = client->addr; | |
642 | msg[1].flags = client->flags | I2C_M_RD; | |
643 | msg[1].buf = buf; | |
644 | msg[1].len = 1; | |
645 | ||
646 | ret = i2c_transfer(client->adapter, msg, 2); | |
647 | if (ret != 2) { | |
648 | dev_err(&client->dev, "%s: i2c read error, reg: %x = %d\n", | |
649 | __func__, reg, ret); | |
650 | return ret >= 0 ? -EINVAL : ret; | |
3c2472a3 RO |
651 | } |
652 | ||
0d840d42 | 653 | *val = buf[0]; |
3c2472a3 | 654 | |
2b18cbcf | 655 | return 0; |
3c2472a3 RO |
656 | } |
657 | ||
658 | static int ov5647_write_array(struct v4l2_subdev *sd, | |
d7d6074e | 659 | const struct regval_list *regs, int array_size) |
3c2472a3 RO |
660 | { |
661 | int i, ret; | |
662 | ||
663 | for (i = 0; i < array_size; i++) { | |
664 | ret = ov5647_write(sd, regs[i].addr, regs[i].data); | |
665 | if (ret < 0) | |
666 | return ret; | |
667 | } | |
668 | ||
669 | return 0; | |
670 | } | |
671 | ||
672 | static int ov5647_set_virtual_channel(struct v4l2_subdev *sd, int channel) | |
673 | { | |
674 | u8 channel_id; | |
675 | int ret; | |
676 | ||
cef66734 | 677 | ret = ov5647_read(sd, OV5647_REG_MIPI_CTRL14, &channel_id); |
3c2472a3 RO |
678 | if (ret < 0) |
679 | return ret; | |
680 | ||
681 | channel_id &= ~(3 << 6); | |
c9a05cec JM |
682 | |
683 | return ov5647_write(sd, OV5647_REG_MIPI_CTRL14, | |
684 | channel_id | (channel << 6)); | |
3c2472a3 RO |
685 | } |
686 | ||
f7a70f9a JM |
687 | static int ov5647_set_mode(struct v4l2_subdev *sd) |
688 | { | |
689 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
d7d6074e | 690 | struct ov5647 *sensor = to_sensor(sd); |
f7a70f9a JM |
691 | u8 resetval, rdval; |
692 | int ret; | |
693 | ||
694 | ret = ov5647_read(sd, OV5647_SW_STANDBY, &rdval); | |
695 | if (ret < 0) | |
696 | return ret; | |
697 | ||
d7d6074e JM |
698 | ret = ov5647_write_array(sd, sensor->mode->reg_list, |
699 | sensor->mode->num_regs); | |
f7a70f9a JM |
700 | if (ret < 0) { |
701 | dev_err(&client->dev, "write sensor default regs error\n"); | |
702 | return ret; | |
703 | } | |
704 | ||
705 | ret = ov5647_set_virtual_channel(sd, 0); | |
706 | if (ret < 0) | |
707 | return ret; | |
708 | ||
709 | ret = ov5647_read(sd, OV5647_SW_STANDBY, &resetval); | |
710 | if (ret < 0) | |
711 | return ret; | |
712 | ||
713 | if (!(resetval & 0x01)) { | |
714 | dev_err(&client->dev, "Device was in SW standby"); | |
715 | ret = ov5647_write(sd, OV5647_SW_STANDBY, 0x01); | |
716 | if (ret < 0) | |
717 | return ret; | |
718 | } | |
719 | ||
720 | return 0; | |
721 | } | |
722 | ||
3c2472a3 RO |
723 | static int ov5647_stream_on(struct v4l2_subdev *sd) |
724 | { | |
f7a70f9a | 725 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
5bc5ca71 | 726 | struct ov5647 *sensor = to_sensor(sd); |
dea4fcfe | 727 | u8 val = MIPI_CTRL00_BUS_IDLE; |
3c2472a3 RO |
728 | int ret; |
729 | ||
f7a70f9a JM |
730 | ret = ov5647_set_mode(sd); |
731 | if (ret) { | |
732 | dev_err(&client->dev, "Failed to program sensor mode: %d\n", ret); | |
733 | return ret; | |
734 | } | |
735 | ||
4974c2f1 DP |
736 | /* Apply customized values from user when stream starts. */ |
737 | ret = __v4l2_ctrl_handler_setup(sd->ctrl_handler); | |
738 | if (ret) | |
739 | return ret; | |
740 | ||
5bc5ca71 | 741 | if (sensor->clock_ncont) |
dea4fcfe DS |
742 | val |= MIPI_CTRL00_CLOCK_LANE_GATE | |
743 | MIPI_CTRL00_LINE_SYNC_ENABLE; | |
744 | ||
745 | ret = ov5647_write(sd, OV5647_REG_MIPI_CTRL00, val); | |
7bc9f038 JC |
746 | if (ret < 0) |
747 | return ret; | |
748 | ||
cef66734 | 749 | ret = ov5647_write(sd, OV5647_REG_FRAME_OFF_NUMBER, 0x00); |
3c2472a3 RO |
750 | if (ret < 0) |
751 | return ret; | |
752 | ||
cef66734 | 753 | return ov5647_write(sd, OV5640_REG_PAD_OUT, 0x00); |
3c2472a3 RO |
754 | } |
755 | ||
756 | static int ov5647_stream_off(struct v4l2_subdev *sd) | |
757 | { | |
758 | int ret; | |
759 | ||
c9a05cec JM |
760 | ret = ov5647_write(sd, OV5647_REG_MIPI_CTRL00, |
761 | MIPI_CTRL00_CLOCK_LANE_GATE | MIPI_CTRL00_BUS_IDLE | | |
762 | MIPI_CTRL00_CLOCK_LANE_DISABLE); | |
7bc9f038 JC |
763 | if (ret < 0) |
764 | return ret; | |
765 | ||
cef66734 | 766 | ret = ov5647_write(sd, OV5647_REG_FRAME_OFF_NUMBER, 0x0f); |
3c2472a3 RO |
767 | if (ret < 0) |
768 | return ret; | |
769 | ||
cef66734 | 770 | return ov5647_write(sd, OV5640_REG_PAD_OUT, 0x01); |
3c2472a3 RO |
771 | } |
772 | ||
089b7c70 | 773 | static int ov5647_power_on(struct device *dev) |
3c2472a3 | 774 | { |
089b7c70 | 775 | struct ov5647 *sensor = dev_get_drvdata(dev); |
3c2472a3 | 776 | int ret; |
3c2472a3 | 777 | |
089b7c70 | 778 | dev_dbg(dev, "OV5647 power on\n"); |
3c2472a3 | 779 | |
089b7c70 JM |
780 | if (sensor->pwdn) { |
781 | gpiod_set_value_cansleep(sensor->pwdn, 0); | |
782 | msleep(PWDN_ACTIVE_DELAY_MS); | |
783 | } | |
3c2472a3 | 784 | |
089b7c70 JM |
785 | ret = clk_prepare_enable(sensor->xclk); |
786 | if (ret < 0) { | |
787 | dev_err(dev, "clk prepare enable failed\n"); | |
788 | goto error_pwdn; | |
789 | } | |
3c2472a3 | 790 | |
089b7c70 JM |
791 | ret = ov5647_write_array(&sensor->sd, sensor_oe_enable_regs, |
792 | ARRAY_SIZE(sensor_oe_enable_regs)); | |
793 | if (ret < 0) { | |
794 | dev_err(dev, "write sensor_oe_enable_regs error\n"); | |
795 | goto error_clk_disable; | |
796 | } | |
3c2472a3 | 797 | |
089b7c70 JM |
798 | /* Stream off to coax lanes into LP-11 state. */ |
799 | ret = ov5647_stream_off(&sensor->sd); | |
800 | if (ret < 0) { | |
801 | dev_err(dev, "camera not available, check power\n"); | |
802 | goto error_clk_disable; | |
803 | } | |
3c2472a3 | 804 | |
089b7c70 | 805 | return 0; |
b050791d | 806 | |
089b7c70 JM |
807 | error_clk_disable: |
808 | clk_disable_unprepare(sensor->xclk); | |
809 | error_pwdn: | |
810 | gpiod_set_value_cansleep(sensor->pwdn, 1); | |
3c2472a3 | 811 | |
089b7c70 JM |
812 | return ret; |
813 | } | |
3c2472a3 | 814 | |
089b7c70 JM |
815 | static int ov5647_power_off(struct device *dev) |
816 | { | |
817 | struct ov5647 *sensor = dev_get_drvdata(dev); | |
818 | u8 rdval; | |
819 | int ret; | |
3c2472a3 | 820 | |
089b7c70 | 821 | dev_dbg(dev, "OV5647 power off\n"); |
3c2472a3 | 822 | |
089b7c70 JM |
823 | ret = ov5647_write_array(&sensor->sd, sensor_oe_disable_regs, |
824 | ARRAY_SIZE(sensor_oe_disable_regs)); | |
825 | if (ret < 0) | |
826 | dev_dbg(dev, "disable oe failed\n"); | |
3c2472a3 | 827 | |
089b7c70 JM |
828 | /* Enter software standby */ |
829 | ret = ov5647_read(&sensor->sd, OV5647_SW_STANDBY, &rdval); | |
830 | if (ret < 0) | |
831 | dev_dbg(dev, "software standby failed\n"); | |
3c2472a3 | 832 | |
089b7c70 JM |
833 | rdval &= ~0x01; |
834 | ret = ov5647_write(&sensor->sd, OV5647_SW_STANDBY, rdval); | |
835 | if (ret < 0) | |
836 | dev_dbg(dev, "software standby failed\n"); | |
3c2472a3 | 837 | |
089b7c70 JM |
838 | clk_disable_unprepare(sensor->xclk); |
839 | gpiod_set_value_cansleep(sensor->pwdn, 1); | |
3c2472a3 | 840 | |
089b7c70 | 841 | return 0; |
3c2472a3 RO |
842 | } |
843 | ||
844 | #ifdef CONFIG_VIDEO_ADV_DEBUG | |
845 | static int ov5647_sensor_get_register(struct v4l2_subdev *sd, | |
c9a05cec | 846 | struct v4l2_dbg_register *reg) |
3c2472a3 | 847 | { |
3c2472a3 | 848 | int ret; |
c9a05cec | 849 | u8 val; |
3c2472a3 RO |
850 | |
851 | ret = ov5647_read(sd, reg->reg & 0xff, &val); | |
852 | if (ret < 0) | |
853 | return ret; | |
854 | ||
855 | reg->val = val; | |
856 | reg->size = 1; | |
857 | ||
858 | return 0; | |
859 | } | |
860 | ||
861 | static int ov5647_sensor_set_register(struct v4l2_subdev *sd, | |
c9a05cec | 862 | const struct v4l2_dbg_register *reg) |
3c2472a3 RO |
863 | { |
864 | return ov5647_write(sd, reg->reg & 0xff, reg->val & 0xff); | |
865 | } | |
866 | #endif | |
867 | ||
c9a05cec | 868 | /* Subdev core operations registration */ |
3c2472a3 | 869 | static const struct v4l2_subdev_core_ops ov5647_subdev_core_ops = { |
dc337308 JM |
870 | .subscribe_event = v4l2_ctrl_subdev_subscribe_event, |
871 | .unsubscribe_event = v4l2_event_subdev_unsubscribe, | |
3c2472a3 RO |
872 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
873 | .g_register = ov5647_sensor_get_register, | |
874 | .s_register = ov5647_sensor_set_register, | |
875 | #endif | |
876 | }; | |
877 | ||
14f70a32 | 878 | static const struct v4l2_rect * |
0d346d2a TV |
879 | __ov5647_get_pad_crop(struct ov5647 *ov5647, |
880 | struct v4l2_subdev_state *sd_state, | |
14f70a32 DS |
881 | unsigned int pad, enum v4l2_subdev_format_whence which) |
882 | { | |
883 | switch (which) { | |
884 | case V4L2_SUBDEV_FORMAT_TRY: | |
bc0e8d91 | 885 | return v4l2_subdev_state_get_crop(sd_state, pad); |
14f70a32 DS |
886 | case V4L2_SUBDEV_FORMAT_ACTIVE: |
887 | return &ov5647->mode->crop; | |
888 | } | |
889 | ||
890 | return NULL; | |
891 | } | |
892 | ||
3c2472a3 RO |
893 | static int ov5647_s_stream(struct v4l2_subdev *sd, int enable) |
894 | { | |
2f038c97 | 895 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
5bc5ca71 | 896 | struct ov5647 *sensor = to_sensor(sd); |
ab614f27 JM |
897 | int ret; |
898 | ||
899 | mutex_lock(&sensor->lock); | |
2f038c97 JM |
900 | |
901 | if (enable) { | |
5187df40 | 902 | ret = pm_runtime_resume_and_get(&client->dev); |
2f038c97 JM |
903 | if (ret < 0) |
904 | goto error_unlock; | |
905 | ||
ab614f27 | 906 | ret = ov5647_stream_on(sd); |
2f038c97 JM |
907 | if (ret < 0) { |
908 | dev_err(&client->dev, "stream start failed: %d\n", ret); | |
5187df40 | 909 | goto error_pm; |
2f038c97 JM |
910 | } |
911 | } else { | |
ab614f27 | 912 | ret = ov5647_stream_off(sd); |
2f038c97 JM |
913 | if (ret < 0) { |
914 | dev_err(&client->dev, "stream stop failed: %d\n", ret); | |
5187df40 | 915 | goto error_pm; |
2f038c97 JM |
916 | } |
917 | pm_runtime_put(&client->dev); | |
918 | } | |
919 | ||
2f038c97 JM |
920 | mutex_unlock(&sensor->lock); |
921 | ||
922 | return 0; | |
923 | ||
5187df40 | 924 | error_pm: |
2f038c97 | 925 | pm_runtime_put(&client->dev); |
5187df40 | 926 | error_unlock: |
ab614f27 JM |
927 | mutex_unlock(&sensor->lock); |
928 | ||
929 | return ret; | |
3c2472a3 RO |
930 | } |
931 | ||
932 | static const struct v4l2_subdev_video_ops ov5647_subdev_video_ops = { | |
933 | .s_stream = ov5647_s_stream, | |
934 | }; | |
935 | ||
936 | static int ov5647_enum_mbus_code(struct v4l2_subdev *sd, | |
0d346d2a | 937 | struct v4l2_subdev_state *sd_state, |
c9a05cec | 938 | struct v4l2_subdev_mbus_code_enum *code) |
3c2472a3 | 939 | { |
38c22308 | 940 | if (code->index > 0) |
3c2472a3 RO |
941 | return -EINVAL; |
942 | ||
38c22308 | 943 | code->code = MEDIA_BUS_FMT_SBGGR10_1X10; |
3c2472a3 RO |
944 | |
945 | return 0; | |
946 | } | |
947 | ||
464090c0 | 948 | static int ov5647_enum_frame_size(struct v4l2_subdev *sd, |
0d346d2a | 949 | struct v4l2_subdev_state *sd_state, |
464090c0 JM |
950 | struct v4l2_subdev_frame_size_enum *fse) |
951 | { | |
d7d6074e | 952 | const struct v4l2_mbus_framefmt *fmt; |
464090c0 | 953 | |
38c22308 JM |
954 | if (fse->code != MEDIA_BUS_FMT_SBGGR10_1X10 || |
955 | fse->index >= ARRAY_SIZE(ov5647_modes)) | |
464090c0 JM |
956 | return -EINVAL; |
957 | ||
38c22308 | 958 | fmt = &ov5647_modes[fse->index].format; |
d7d6074e JM |
959 | fse->min_width = fmt->width; |
960 | fse->max_width = fmt->width; | |
961 | fse->min_height = fmt->height; | |
962 | fse->max_height = fmt->height; | |
464090c0 JM |
963 | |
964 | return 0; | |
965 | } | |
966 | ||
6869e971 | 967 | static int ov5647_get_pad_fmt(struct v4l2_subdev *sd, |
0d346d2a | 968 | struct v4l2_subdev_state *sd_state, |
0f87233a DS |
969 | struct v4l2_subdev_format *format) |
970 | { | |
971 | struct v4l2_mbus_framefmt *fmt = &format->format; | |
6869e971 JM |
972 | const struct v4l2_mbus_framefmt *sensor_format; |
973 | struct ov5647 *sensor = to_sensor(sd); | |
974 | ||
975 | mutex_lock(&sensor->lock); | |
976 | switch (format->which) { | |
977 | case V4L2_SUBDEV_FORMAT_TRY: | |
bc0e8d91 SA |
978 | sensor_format = v4l2_subdev_state_get_format(sd_state, |
979 | format->pad); | |
6869e971 JM |
980 | break; |
981 | default: | |
982 | sensor_format = &sensor->mode->format; | |
983 | break; | |
984 | } | |
985 | ||
986 | *fmt = *sensor_format; | |
987 | mutex_unlock(&sensor->lock); | |
0f87233a | 988 | |
6869e971 JM |
989 | return 0; |
990 | } | |
991 | ||
992 | static int ov5647_set_pad_fmt(struct v4l2_subdev *sd, | |
0d346d2a | 993 | struct v4l2_subdev_state *sd_state, |
6869e971 JM |
994 | struct v4l2_subdev_format *format) |
995 | { | |
996 | struct v4l2_mbus_framefmt *fmt = &format->format; | |
6869e971 JM |
997 | struct ov5647 *sensor = to_sensor(sd); |
998 | const struct ov5647_mode *mode; | |
6869e971 | 999 | |
38c22308 | 1000 | mode = v4l2_find_nearest_size(ov5647_modes, ARRAY_SIZE(ov5647_modes), |
6869e971 JM |
1001 | format.width, format.height, |
1002 | fmt->width, fmt->height); | |
1003 | ||
1004 | /* Update the sensor mode and apply at it at streamon time. */ | |
1005 | mutex_lock(&sensor->lock); | |
911f4516 | 1006 | if (format->which == V4L2_SUBDEV_FORMAT_TRY) { |
bc0e8d91 | 1007 | *v4l2_subdev_state_get_format(sd_state, format->pad) = mode->format; |
911f4516 | 1008 | } else { |
646a0249 | 1009 | int exposure_max, exposure_def; |
2512c064 | 1010 | int hblank, vblank; |
c6da1ae4 | 1011 | |
6869e971 | 1012 | sensor->mode = mode; |
911f4516 DS |
1013 | __v4l2_ctrl_modify_range(sensor->pixel_rate, mode->pixel_rate, |
1014 | mode->pixel_rate, 1, mode->pixel_rate); | |
c6da1ae4 JM |
1015 | |
1016 | hblank = mode->hts - mode->format.width; | |
1017 | __v4l2_ctrl_modify_range(sensor->hblank, hblank, hblank, 1, | |
1018 | hblank); | |
2512c064 DS |
1019 | |
1020 | vblank = mode->vts - mode->format.height; | |
1021 | __v4l2_ctrl_modify_range(sensor->vblank, OV5647_VBLANK_MIN, | |
1022 | OV5647_VTS_MAX - mode->format.height, | |
1023 | 1, vblank); | |
1024 | __v4l2_ctrl_s_ctrl(sensor->vblank, vblank); | |
646a0249 DS |
1025 | |
1026 | exposure_max = mode->vts - 4; | |
1027 | exposure_def = min(exposure_max, OV5647_EXPOSURE_DEFAULT); | |
1028 | __v4l2_ctrl_modify_range(sensor->exposure, | |
1029 | sensor->exposure->minimum, | |
1030 | exposure_max, sensor->exposure->step, | |
1031 | exposure_def); | |
911f4516 | 1032 | } |
6869e971 JM |
1033 | *fmt = mode->format; |
1034 | mutex_unlock(&sensor->lock); | |
0f87233a DS |
1035 | |
1036 | return 0; | |
1037 | } | |
1038 | ||
14f70a32 | 1039 | static int ov5647_get_selection(struct v4l2_subdev *sd, |
0d346d2a | 1040 | struct v4l2_subdev_state *sd_state, |
14f70a32 DS |
1041 | struct v4l2_subdev_selection *sel) |
1042 | { | |
1043 | switch (sel->target) { | |
1044 | case V4L2_SEL_TGT_CROP: { | |
1045 | struct ov5647 *sensor = to_sensor(sd); | |
1046 | ||
1047 | mutex_lock(&sensor->lock); | |
0d346d2a | 1048 | sel->r = *__ov5647_get_pad_crop(sensor, sd_state, sel->pad, |
14f70a32 DS |
1049 | sel->which); |
1050 | mutex_unlock(&sensor->lock); | |
1051 | ||
1052 | return 0; | |
1053 | } | |
1054 | ||
1055 | case V4L2_SEL_TGT_NATIVE_SIZE: | |
1056 | sel->r.top = 0; | |
1057 | sel->r.left = 0; | |
1058 | sel->r.width = OV5647_NATIVE_WIDTH; | |
1059 | sel->r.height = OV5647_NATIVE_HEIGHT; | |
1060 | ||
1061 | return 0; | |
1062 | ||
1063 | case V4L2_SEL_TGT_CROP_DEFAULT: | |
1064 | case V4L2_SEL_TGT_CROP_BOUNDS: | |
1065 | sel->r.top = OV5647_PIXEL_ARRAY_TOP; | |
1066 | sel->r.left = OV5647_PIXEL_ARRAY_LEFT; | |
1067 | sel->r.width = OV5647_PIXEL_ARRAY_WIDTH; | |
1068 | sel->r.height = OV5647_PIXEL_ARRAY_HEIGHT; | |
1069 | ||
1070 | return 0; | |
1071 | } | |
1072 | ||
1073 | return -EINVAL; | |
1074 | } | |
1075 | ||
3c2472a3 | 1076 | static const struct v4l2_subdev_pad_ops ov5647_subdev_pad_ops = { |
464090c0 JM |
1077 | .enum_mbus_code = ov5647_enum_mbus_code, |
1078 | .enum_frame_size = ov5647_enum_frame_size, | |
6869e971 JM |
1079 | .set_fmt = ov5647_set_pad_fmt, |
1080 | .get_fmt = ov5647_get_pad_fmt, | |
14f70a32 | 1081 | .get_selection = ov5647_get_selection, |
3c2472a3 RO |
1082 | }; |
1083 | ||
1084 | static const struct v4l2_subdev_ops ov5647_subdev_ops = { | |
1085 | .core = &ov5647_subdev_core_ops, | |
1086 | .video = &ov5647_subdev_video_ops, | |
1087 | .pad = &ov5647_subdev_pad_ops, | |
1088 | }; | |
1089 | ||
1090 | static int ov5647_detect(struct v4l2_subdev *sd) | |
1091 | { | |
c9a05cec | 1092 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
3c2472a3 RO |
1093 | u8 read; |
1094 | int ret; | |
3c2472a3 RO |
1095 | |
1096 | ret = ov5647_write(sd, OV5647_SW_RESET, 0x01); | |
1097 | if (ret < 0) | |
1098 | return ret; | |
1099 | ||
1100 | ret = ov5647_read(sd, OV5647_REG_CHIPID_H, &read); | |
1101 | if (ret < 0) | |
1102 | return ret; | |
1103 | ||
1104 | if (read != 0x56) { | |
1105 | dev_err(&client->dev, "ID High expected 0x56 got %x", read); | |
1106 | return -ENODEV; | |
1107 | } | |
1108 | ||
1109 | ret = ov5647_read(sd, OV5647_REG_CHIPID_L, &read); | |
1110 | if (ret < 0) | |
1111 | return ret; | |
1112 | ||
1113 | if (read != 0x47) { | |
1114 | dev_err(&client->dev, "ID Low expected 0x47 got %x", read); | |
1115 | return -ENODEV; | |
1116 | } | |
1117 | ||
1118 | return ov5647_write(sd, OV5647_SW_RESET, 0x00); | |
1119 | } | |
1120 | ||
1121 | static int ov5647_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) | |
1122 | { | |
1123 | struct v4l2_mbus_framefmt *format = | |
bc0e8d91 SA |
1124 | v4l2_subdev_state_get_format(fh->state, 0); |
1125 | struct v4l2_rect *crop = v4l2_subdev_state_get_crop(fh->state, 0); | |
3c2472a3 | 1126 | |
14f70a32 DS |
1127 | crop->left = OV5647_PIXEL_ARRAY_LEFT; |
1128 | crop->top = OV5647_PIXEL_ARRAY_TOP; | |
1129 | crop->width = OV5647_PIXEL_ARRAY_WIDTH; | |
1130 | crop->height = OV5647_PIXEL_ARRAY_HEIGHT; | |
3c2472a3 | 1131 | |
d7d6074e | 1132 | *format = OV5647_DEFAULT_FORMAT; |
3c2472a3 RO |
1133 | |
1134 | return 0; | |
1135 | } | |
1136 | ||
1137 | static const struct v4l2_subdev_internal_ops ov5647_subdev_internal_ops = { | |
1138 | .open = ov5647_open, | |
1139 | }; | |
1140 | ||
4974c2f1 DP |
1141 | static int ov5647_s_auto_white_balance(struct v4l2_subdev *sd, u32 val) |
1142 | { | |
1143 | return ov5647_write(sd, OV5647_REG_AWB, val ? 1 : 0); | |
1144 | } | |
1145 | ||
1146 | static int ov5647_s_autogain(struct v4l2_subdev *sd, u32 val) | |
1147 | { | |
1148 | int ret; | |
1149 | u8 reg; | |
1150 | ||
1151 | /* Non-zero turns on AGC by clearing bit 1.*/ | |
1152 | ret = ov5647_read(sd, OV5647_REG_AEC_AGC, ®); | |
1153 | if (ret) | |
1154 | return ret; | |
1155 | ||
1156 | return ov5647_write(sd, OV5647_REG_AEC_AGC, val ? reg & ~BIT(1) | |
1157 | : reg | BIT(1)); | |
1158 | } | |
1159 | ||
1160 | static int ov5647_s_exposure_auto(struct v4l2_subdev *sd, u32 val) | |
1161 | { | |
1162 | int ret; | |
1163 | u8 reg; | |
1164 | ||
1165 | /* | |
1166 | * Everything except V4L2_EXPOSURE_MANUAL turns on AEC by | |
1167 | * clearing bit 0. | |
1168 | */ | |
1169 | ret = ov5647_read(sd, OV5647_REG_AEC_AGC, ®); | |
1170 | if (ret) | |
1171 | return ret; | |
1172 | ||
1173 | return ov5647_write(sd, OV5647_REG_AEC_AGC, | |
1174 | val == V4L2_EXPOSURE_MANUAL ? reg | BIT(0) | |
1175 | : reg & ~BIT(0)); | |
1176 | } | |
1177 | ||
1178 | static int ov5647_s_analogue_gain(struct v4l2_subdev *sd, u32 val) | |
1179 | { | |
1180 | int ret; | |
1181 | ||
1182 | /* 10 bits of gain, 2 in the high register. */ | |
1183 | ret = ov5647_write(sd, OV5647_REG_GAIN_HI, (val >> 8) & 3); | |
1184 | if (ret) | |
1185 | return ret; | |
1186 | ||
1187 | return ov5647_write(sd, OV5647_REG_GAIN_LO, val & 0xff); | |
1188 | } | |
1189 | ||
1190 | static int ov5647_s_exposure(struct v4l2_subdev *sd, u32 val) | |
1191 | { | |
1192 | int ret; | |
1193 | ||
1194 | /* | |
1195 | * Sensor has 20 bits, but the bottom 4 bits are fractions of a line | |
1196 | * which we leave as zero (and don't receive in "val"). | |
1197 | */ | |
1198 | ret = ov5647_write(sd, OV5647_REG_EXP_HI, (val >> 12) & 0xf); | |
1199 | if (ret) | |
1200 | return ret; | |
1201 | ||
1202 | ret = ov5647_write(sd, OV5647_REG_EXP_MID, (val >> 4) & 0xff); | |
1203 | if (ret) | |
1204 | return ret; | |
1205 | ||
1206 | return ov5647_write(sd, OV5647_REG_EXP_LO, (val & 0xf) << 4); | |
1207 | } | |
1208 | ||
1209 | static int ov5647_s_ctrl(struct v4l2_ctrl *ctrl) | |
1210 | { | |
1211 | struct ov5647 *sensor = container_of(ctrl->handler, | |
1212 | struct ov5647, ctrls); | |
1213 | struct v4l2_subdev *sd = &sensor->sd; | |
1214 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
4eec1919 JM |
1215 | int ret = 0; |
1216 | ||
4974c2f1 DP |
1217 | |
1218 | /* v4l2_ctrl_lock() locks our own mutex */ | |
1219 | ||
646a0249 DS |
1220 | if (ctrl->id == V4L2_CID_VBLANK) { |
1221 | int exposure_max, exposure_def; | |
1222 | ||
1223 | /* Update max exposure while meeting expected vblanking */ | |
1224 | exposure_max = sensor->mode->format.height + ctrl->val - 4; | |
1225 | exposure_def = min(exposure_max, OV5647_EXPOSURE_DEFAULT); | |
1226 | __v4l2_ctrl_modify_range(sensor->exposure, | |
1227 | sensor->exposure->minimum, | |
1228 | exposure_max, sensor->exposure->step, | |
1229 | exposure_def); | |
1230 | } | |
1231 | ||
4974c2f1 | 1232 | /* |
4eec1919 JM |
1233 | * If the device is not powered up do not apply any controls |
1234 | * to H/W at this time. Instead the controls will be restored | |
1235 | * at s_stream(1) time. | |
4974c2f1 | 1236 | */ |
4eec1919 | 1237 | if (pm_runtime_get_if_in_use(&client->dev) == 0) |
4974c2f1 DP |
1238 | return 0; |
1239 | ||
1240 | switch (ctrl->id) { | |
1241 | case V4L2_CID_AUTO_WHITE_BALANCE: | |
4eec1919 JM |
1242 | ret = ov5647_s_auto_white_balance(sd, ctrl->val); |
1243 | break; | |
4974c2f1 | 1244 | case V4L2_CID_AUTOGAIN: |
4eec1919 JM |
1245 | ret = ov5647_s_autogain(sd, ctrl->val); |
1246 | break; | |
4974c2f1 | 1247 | case V4L2_CID_EXPOSURE_AUTO: |
4eec1919 JM |
1248 | ret = ov5647_s_exposure_auto(sd, ctrl->val); |
1249 | break; | |
4974c2f1 | 1250 | case V4L2_CID_ANALOGUE_GAIN: |
4eec1919 JM |
1251 | ret = ov5647_s_analogue_gain(sd, ctrl->val); |
1252 | break; | |
4974c2f1 | 1253 | case V4L2_CID_EXPOSURE: |
4eec1919 JM |
1254 | ret = ov5647_s_exposure(sd, ctrl->val); |
1255 | break; | |
1256 | case V4L2_CID_VBLANK: | |
1257 | ret = ov5647_write16(sd, OV5647_REG_VTS_HI, | |
1258 | sensor->mode->format.height + ctrl->val); | |
1259 | break; | |
ca4331bd VB |
1260 | case V4L2_CID_TEST_PATTERN: |
1261 | ret = ov5647_write(sd, OV5647_REG_ISPCTRL3D, | |
1262 | ov5647_test_pattern_val[ctrl->val]); | |
1263 | break; | |
4eec1919 JM |
1264 | |
1265 | /* Read-only, but we adjust it based on mode. */ | |
911f4516 | 1266 | case V4L2_CID_PIXEL_RATE: |
c6da1ae4 JM |
1267 | case V4L2_CID_HBLANK: |
1268 | /* Read-only, but we adjust it based on mode. */ | |
4eec1919 JM |
1269 | break; |
1270 | ||
4974c2f1 DP |
1271 | default: |
1272 | dev_info(&client->dev, | |
1273 | "Control (id:0x%x, val:0x%x) not supported\n", | |
1274 | ctrl->id, ctrl->val); | |
1275 | return -EINVAL; | |
1276 | } | |
1277 | ||
4eec1919 JM |
1278 | pm_runtime_put(&client->dev); |
1279 | ||
1280 | return ret; | |
4974c2f1 DP |
1281 | } |
1282 | ||
1283 | static const struct v4l2_ctrl_ops ov5647_ctrl_ops = { | |
1284 | .s_ctrl = ov5647_s_ctrl, | |
1285 | }; | |
1286 | ||
1287 | static int ov5647_init_controls(struct ov5647 *sensor) | |
1288 | { | |
1289 | struct i2c_client *client = v4l2_get_subdevdata(&sensor->sd); | |
646a0249 | 1290 | int hblank, exposure_max, exposure_def; |
4974c2f1 | 1291 | |
ca4331bd | 1292 | v4l2_ctrl_handler_init(&sensor->ctrls, 9); |
4974c2f1 DP |
1293 | |
1294 | v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, | |
1295 | V4L2_CID_AUTOGAIN, 0, 1, 1, 0); | |
1296 | ||
1297 | v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, | |
1298 | V4L2_CID_AUTO_WHITE_BALANCE, 0, 1, 1, 0); | |
1299 | ||
1300 | v4l2_ctrl_new_std_menu(&sensor->ctrls, &ov5647_ctrl_ops, | |
1301 | V4L2_CID_EXPOSURE_AUTO, V4L2_EXPOSURE_MANUAL, | |
1302 | 0, V4L2_EXPOSURE_MANUAL); | |
1303 | ||
646a0249 DS |
1304 | exposure_max = sensor->mode->vts - 4; |
1305 | exposure_def = min(exposure_max, OV5647_EXPOSURE_DEFAULT); | |
1306 | sensor->exposure = v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, | |
1307 | V4L2_CID_EXPOSURE, | |
1308 | OV5647_EXPOSURE_MIN, | |
1309 | exposure_max, OV5647_EXPOSURE_STEP, | |
1310 | exposure_def); | |
4974c2f1 DP |
1311 | |
1312 | /* min: 16 = 1.0x; max (10 bits); default: 32 = 2.0x. */ | |
1313 | v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, | |
1314 | V4L2_CID_ANALOGUE_GAIN, 16, 1023, 1, 32); | |
1315 | ||
911f4516 DS |
1316 | /* By default, PIXEL_RATE is read only, but it does change per mode */ |
1317 | sensor->pixel_rate = v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, | |
1318 | V4L2_CID_PIXEL_RATE, | |
1319 | sensor->mode->pixel_rate, | |
1320 | sensor->mode->pixel_rate, 1, | |
1321 | sensor->mode->pixel_rate); | |
c6da1ae4 JM |
1322 | |
1323 | /* By default, HBLANK is read only, but it does change per mode. */ | |
1324 | hblank = sensor->mode->hts - sensor->mode->format.width; | |
1325 | sensor->hblank = v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, | |
1326 | V4L2_CID_HBLANK, hblank, hblank, 1, | |
1327 | hblank); | |
1328 | ||
2512c064 DS |
1329 | sensor->vblank = v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, |
1330 | V4L2_CID_VBLANK, OV5647_VBLANK_MIN, | |
1331 | OV5647_VTS_MAX - | |
1332 | sensor->mode->format.height, 1, | |
1333 | sensor->mode->vts - | |
1334 | sensor->mode->format.height); | |
1335 | ||
ca4331bd VB |
1336 | v4l2_ctrl_new_std_menu_items(&sensor->ctrls, &ov5647_ctrl_ops, |
1337 | V4L2_CID_TEST_PATTERN, | |
1338 | ARRAY_SIZE(ov5647_test_pattern_menu) - 1, | |
1339 | 0, 0, ov5647_test_pattern_menu); | |
1340 | ||
911f4516 DS |
1341 | if (sensor->ctrls.error) |
1342 | goto handler_free; | |
4974c2f1 | 1343 | |
911f4516 | 1344 | sensor->pixel_rate->flags |= V4L2_CTRL_FLAG_READ_ONLY; |
c6da1ae4 | 1345 | sensor->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY; |
4974c2f1 DP |
1346 | sensor->sd.ctrl_handler = &sensor->ctrls; |
1347 | ||
1348 | return 0; | |
911f4516 DS |
1349 | |
1350 | handler_free: | |
1351 | dev_err(&client->dev, "%s Controls initialization failed (%d)\n", | |
1352 | __func__, sensor->ctrls.error); | |
1353 | v4l2_ctrl_handler_free(&sensor->ctrls); | |
1354 | ||
1355 | return sensor->ctrls.error; | |
4974c2f1 DP |
1356 | } |
1357 | ||
dea4fcfe | 1358 | static int ov5647_parse_dt(struct ov5647 *sensor, struct device_node *np) |
3c2472a3 | 1359 | { |
dea4fcfe DS |
1360 | struct v4l2_fwnode_endpoint bus_cfg = { |
1361 | .bus_type = V4L2_MBUS_CSI2_DPHY, | |
1362 | }; | |
971b4eef AL |
1363 | struct device_node *ep __free(device_node) = |
1364 | of_graph_get_endpoint_by_regs(np, 0, -1); | |
3c2472a3 RO |
1365 | int ret; |
1366 | ||
3c2472a3 RO |
1367 | if (!ep) |
1368 | return -EINVAL; | |
1369 | ||
859969b3 | 1370 | ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(ep), &bus_cfg); |
dea4fcfe | 1371 | if (ret) |
971b4eef | 1372 | return ret; |
3c2472a3 | 1373 | |
dea4fcfe DS |
1374 | sensor->clock_ncont = bus_cfg.bus.mipi_csi2.flags & |
1375 | V4L2_MBUS_CSI2_NONCONTINUOUS_CLOCK; | |
1376 | ||
971b4eef | 1377 | return 0; |
3c2472a3 RO |
1378 | } |
1379 | ||
e6714993 | 1380 | static int ov5647_probe(struct i2c_client *client) |
3c2472a3 | 1381 | { |
c9a05cec | 1382 | struct device_node *np = client->dev.of_node; |
3c2472a3 RO |
1383 | struct device *dev = &client->dev; |
1384 | struct ov5647 *sensor; | |
3c2472a3 | 1385 | struct v4l2_subdev *sd; |
3c2472a3 | 1386 | u32 xclk_freq; |
c9a05cec | 1387 | int ret; |
3c2472a3 RO |
1388 | |
1389 | sensor = devm_kzalloc(dev, sizeof(*sensor), GFP_KERNEL); | |
1390 | if (!sensor) | |
1391 | return -ENOMEM; | |
1392 | ||
1393 | if (IS_ENABLED(CONFIG_OF) && np) { | |
dea4fcfe | 1394 | ret = ov5647_parse_dt(sensor, np); |
3c2472a3 RO |
1395 | if (ret) { |
1396 | dev_err(dev, "DT parsing error: %d\n", ret); | |
1397 | return ret; | |
1398 | } | |
1399 | } | |
1400 | ||
3c2472a3 RO |
1401 | sensor->xclk = devm_clk_get(dev, NULL); |
1402 | if (IS_ERR(sensor->xclk)) { | |
1403 | dev_err(dev, "could not get xclk"); | |
1404 | return PTR_ERR(sensor->xclk); | |
1405 | } | |
1406 | ||
1407 | xclk_freq = clk_get_rate(sensor->xclk); | |
1408 | if (xclk_freq != 25000000) { | |
1409 | dev_err(dev, "Unsupported clock frequency: %u\n", xclk_freq); | |
1410 | return -EINVAL; | |
1411 | } | |
1412 | ||
c9a05cec JM |
1413 | /* Request the power down GPIO asserted. */ |
1414 | sensor->pwdn = devm_gpiod_get_optional(dev, "pwdn", GPIOD_OUT_HIGH); | |
b050791d DS |
1415 | if (IS_ERR(sensor->pwdn)) { |
1416 | dev_err(dev, "Failed to get 'pwdn' gpio\n"); | |
1417 | return -EINVAL; | |
1418 | } | |
1419 | ||
3c2472a3 RO |
1420 | mutex_init(&sensor->lock); |
1421 | ||
d7d6074e JM |
1422 | sensor->mode = OV5647_DEFAULT_MODE; |
1423 | ||
4974c2f1 DP |
1424 | ret = ov5647_init_controls(sensor); |
1425 | if (ret) | |
1426 | goto mutex_destroy; | |
1427 | ||
3c2472a3 RO |
1428 | sd = &sensor->sd; |
1429 | v4l2_i2c_subdev_init(sd, client, &ov5647_subdev_ops); | |
c9a05cec | 1430 | sd->internal_ops = &ov5647_subdev_internal_ops; |
7ef761a0 | 1431 | sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS; |
3c2472a3 RO |
1432 | |
1433 | sensor->pad.flags = MEDIA_PAD_FL_SOURCE; | |
1434 | sd->entity.function = MEDIA_ENT_F_CAM_SENSOR; | |
1435 | ret = media_entity_pads_init(&sd->entity, 1, &sensor->pad); | |
1436 | if (ret < 0) | |
4974c2f1 | 1437 | goto ctrl_handler_free; |
3c2472a3 | 1438 | |
089b7c70 JM |
1439 | ret = ov5647_power_on(dev); |
1440 | if (ret) | |
1441 | goto entity_cleanup; | |
b050791d | 1442 | |
3c2472a3 RO |
1443 | ret = ov5647_detect(sd); |
1444 | if (ret < 0) | |
089b7c70 | 1445 | goto power_off; |
3c2472a3 RO |
1446 | |
1447 | ret = v4l2_async_register_subdev(sd); | |
1448 | if (ret < 0) | |
089b7c70 JM |
1449 | goto power_off; |
1450 | ||
1451 | /* Enable runtime PM and turn off the device */ | |
1452 | pm_runtime_set_active(dev); | |
1453 | pm_runtime_enable(dev); | |
1454 | pm_runtime_idle(dev); | |
3c2472a3 RO |
1455 | |
1456 | dev_dbg(dev, "OmniVision OV5647 camera driver probed\n"); | |
c9a05cec | 1457 | |
3c2472a3 | 1458 | return 0; |
c9a05cec | 1459 | |
089b7c70 JM |
1460 | power_off: |
1461 | ov5647_power_off(dev); | |
c9a05cec | 1462 | entity_cleanup: |
3c2472a3 | 1463 | media_entity_cleanup(&sd->entity); |
4974c2f1 DP |
1464 | ctrl_handler_free: |
1465 | v4l2_ctrl_handler_free(&sensor->ctrls); | |
c9a05cec | 1466 | mutex_destroy: |
3c2472a3 | 1467 | mutex_destroy(&sensor->lock); |
c9a05cec | 1468 | |
3c2472a3 RO |
1469 | return ret; |
1470 | } | |
1471 | ||
ed5c2f5f | 1472 | static void ov5647_remove(struct i2c_client *client) |
3c2472a3 RO |
1473 | { |
1474 | struct v4l2_subdev *sd = i2c_get_clientdata(client); | |
5bc5ca71 | 1475 | struct ov5647 *sensor = to_sensor(sd); |
3c2472a3 | 1476 | |
5bc5ca71 JM |
1477 | v4l2_async_unregister_subdev(&sensor->sd); |
1478 | media_entity_cleanup(&sensor->sd.entity); | |
1479 | v4l2_ctrl_handler_free(&sensor->ctrls); | |
3c2472a3 | 1480 | v4l2_device_unregister_subdev(sd); |
089b7c70 | 1481 | pm_runtime_disable(&client->dev); |
5bc5ca71 | 1482 | mutex_destroy(&sensor->lock); |
3c2472a3 RO |
1483 | } |
1484 | ||
089b7c70 JM |
1485 | static const struct dev_pm_ops ov5647_pm_ops = { |
1486 | SET_RUNTIME_PM_OPS(ov5647_power_off, ov5647_power_on, NULL) | |
1487 | }; | |
1488 | ||
3c2472a3 | 1489 | static const struct i2c_device_id ov5647_id[] = { |
cc4cbd4b | 1490 | { "ov5647" }, |
c9a05cec | 1491 | { /* sentinel */ } |
3c2472a3 RO |
1492 | }; |
1493 | MODULE_DEVICE_TABLE(i2c, ov5647_id); | |
1494 | ||
1495 | #if IS_ENABLED(CONFIG_OF) | |
1496 | static const struct of_device_id ov5647_of_match[] = { | |
1497 | { .compatible = "ovti,ov5647" }, | |
1498 | { /* sentinel */ }, | |
1499 | }; | |
1500 | MODULE_DEVICE_TABLE(of, ov5647_of_match); | |
1501 | #endif | |
1502 | ||
1503 | static struct i2c_driver ov5647_driver = { | |
1504 | .driver = { | |
1505 | .of_match_table = of_match_ptr(ov5647_of_match), | |
c9a05cec | 1506 | .name = "ov5647", |
089b7c70 | 1507 | .pm = &ov5647_pm_ops, |
3c2472a3 | 1508 | }, |
aaeb31c0 | 1509 | .probe = ov5647_probe, |
3c2472a3 RO |
1510 | .remove = ov5647_remove, |
1511 | .id_table = ov5647_id, | |
1512 | }; | |
1513 | ||
1514 | module_i2c_driver(ov5647_driver); | |
1515 | ||
1516 | MODULE_AUTHOR("Ramiro Oliveira <roliveir@synopsys.com>"); | |
1517 | MODULE_DESCRIPTION("A low-level driver for OmniVision ov5647 sensors"); | |
1518 | MODULE_LICENSE("GPL v2"); |