1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Rockchip ISP1 Driver - Base driver
4 *
5 * Copyright (C) 2019 Collabora, Ltd.
6 *
7 * Based on Rockchip ISP1 driver by Rockchip Electronics Co., Ltd.
8 * Copyright (C) 2017 Rockchip Electronics Co., Ltd.
9 */
10
11 #include <linux/clk.h>
12 #include <linux/interrupt.h>
13 #include <linux/module.h>
14 #include <linux/of.h>
15 #include <linux/of_graph.h>
16 #include <linux/platform_device.h>
17 #include <linux/pinctrl/consumer.h>
18 #include <linux/pm_runtime.h>
19 #include <media/v4l2-fwnode.h>
20 #include <media/v4l2-mc.h>
21
22 #include "rkisp1-common.h"
23 #include "rkisp1-csi.h"
24
25 /*
26 * ISP Details
27 * -----------
28 *
29 * ISP Comprises with:
30 * MIPI serial camera interface
31 * Image Signal Processing
32 * Many Image Enhancement Blocks
33 * Crop
34 * Resizer
35 * RBG display ready image
36 * Image Rotation
37 *
38 * ISP Block Diagram
39 * -----------------
40 * rkisp1-resizer.c rkisp1-capture.c
41 * |====================| |=======================|
42 * rkisp1-isp.c Main Picture Path
43 * |==========================| |===============================================|
44 * +-----------+ +--+--+--+--+ +--------+ +--------+ +-----------+
45 * | | | | | | | | | | | | |
46 * +--------+ |\ | | | | | | | -->| Crop |->| RSZ |------------->| |
47 * | MIPI |--->| \ | | | | | | | | | | | | | |
48 * +--------+ | | | | |IE|IE|IE|IE| | +--------+ +--------+ | Memory |
49 * |MUX|--->| ISP |->|0 |1 |2 |3 |---+ | Interface |
50 * +--------+ | | | | | | | | | | +--------+ +--------+ +--------+ | |
51 * |Parallel|--->| / | | | | | | | | | | | | | | | |
52 * +--------+ |/ | | | | | | | -->| Crop |->| RSZ |->| RGB |->| |
53 * | | | | | | | | | | | | Rotate | | |
54 * +-----------+ +--+--+--+--+ +--------+ +--------+ +--------+ +-----------+
55 * ^
56 * +--------+ | |===============================================|
57 * | DMA |------------------------------------+ Self Picture Path
58 * +--------+
59 *
60 * rkisp1-stats.c rkisp1-params.c
61 * |===============| |===============|
62 * +---------------+ +---------------+
63 * | | | |
64 * | ISP | | ISP |
65 * | | | |
66 * +---------------+ +---------------+
67 *
68 *
69 * Media Topology
70 * --------------
71 *
72 * +----------+ +----------+
73 * | Sensor 1 | | Sensor X |
74 * ------------ ... ------------
75 * | 0 | | 0 |
76 * +----------+ +----------+
77 * | |
78 * \----\ /----/
79 * | |
80 * v v
81 * +-------------+
82 * | 0 |
83 * ---------------
84 * | CSI-2 RX |
85 * --------------- +-----------+
86 * | 1 | | params |
87 * +-------------+ | (output) |
88 * | +-----------+
89 * v |
90 * +------+------+ |
91 * | 0 | 1 |<---------+
92 * |------+------|
93 * | ISP |
94 * |------+------|
95 * +-------------| 2 | 3 |----------+
96 * | +------+------+ |
97 * | | |
98 * v v v
99 * +- ---------+ +-----------+ +-----------+
100 * | 0 | | 0 | | stats |
101 * ------------- ------------- | (capture) |
102 * | Resizer | | Resizer | +-----------+
103 * ------------| ------------|
104 * | 1 | | 1 |
105 * +-----------+ +-----------+
106 * | |
107 * v v
108 * +-----------+ +-----------+
109 * | selfpath | | mainpath |
110 * | (capture) | | (capture) |
111 * +-----------+ +-----------+
112 */
113
114 struct rkisp1_isr_data {
115 const char *name;
116 irqreturn_t (*isr)(int irq, void *ctx);
117 u32 line_mask;
118 };
119
120 /* ----------------------------------------------------------------------------
121 * Sensor DT bindings
122 */
123
rkisp1_subdev_notifier_bound(struct v4l2_async_notifier * notifier,struct v4l2_subdev * sd,struct v4l2_async_connection * asc)124 static int rkisp1_subdev_notifier_bound(struct v4l2_async_notifier *notifier,
125 struct v4l2_subdev *sd,
126 struct v4l2_async_connection *asc)
127 {
128 struct rkisp1_device *rkisp1 =
129 container_of(notifier, struct rkisp1_device, notifier);
130 struct rkisp1_sensor_async *s_asd =
131 container_of(asc, struct rkisp1_sensor_async, asd);
132 int source_pad;
133 int ret;
134
135 s_asd->sd = sd;
136
137 source_pad = media_entity_get_fwnode_pad(&sd->entity, s_asd->source_ep,
138 MEDIA_PAD_FL_SOURCE);
139 if (source_pad < 0) {
140 dev_err(rkisp1->dev, "failed to find source pad for %s\n",
141 sd->name);
142 return source_pad;
143 }
144
145 if (s_asd->port == 0)
146 return rkisp1_csi_link_sensor(rkisp1, sd, s_asd, source_pad);
147
148 ret = media_create_pad_link(&sd->entity, source_pad,
149 &rkisp1->isp.sd.entity,
150 RKISP1_ISP_PAD_SINK_VIDEO,
151 !s_asd->index ? MEDIA_LNK_FL_ENABLED : 0);
152 if (ret) {
153 dev_err(rkisp1->dev, "failed to link source pad of %s\n",
154 sd->name);
155 return ret;
156 }
157
158 return 0;
159 }
160
rkisp1_subdev_notifier_complete(struct v4l2_async_notifier * notifier)161 static int rkisp1_subdev_notifier_complete(struct v4l2_async_notifier *notifier)
162 {
163 struct rkisp1_device *rkisp1 =
164 container_of(notifier, struct rkisp1_device, notifier);
165
166 return v4l2_device_register_subdev_nodes(&rkisp1->v4l2_dev);
167 }
168
rkisp1_subdev_notifier_destroy(struct v4l2_async_connection * asc)169 static void rkisp1_subdev_notifier_destroy(struct v4l2_async_connection *asc)
170 {
171 struct rkisp1_sensor_async *rk_asd =
172 container_of(asc, struct rkisp1_sensor_async, asd);
173
174 fwnode_handle_put(rk_asd->source_ep);
175 }
176
177 static const struct v4l2_async_notifier_operations rkisp1_subdev_notifier_ops = {
178 .bound = rkisp1_subdev_notifier_bound,
179 .complete = rkisp1_subdev_notifier_complete,
180 .destroy = rkisp1_subdev_notifier_destroy,
181 };
182
rkisp1_subdev_notifier_register(struct rkisp1_device * rkisp1)183 static int rkisp1_subdev_notifier_register(struct rkisp1_device *rkisp1)
184 {
185 struct v4l2_async_notifier *ntf = &rkisp1->notifier;
186 struct fwnode_handle *fwnode = dev_fwnode(rkisp1->dev);
187 struct fwnode_handle *ep;
188 unsigned int index = 0;
189 int ret = 0;
190
191 v4l2_async_nf_init(ntf, &rkisp1->v4l2_dev);
192
193 ntf->ops = &rkisp1_subdev_notifier_ops;
194
195 fwnode_graph_for_each_endpoint(fwnode, ep) {
196 struct fwnode_handle *port;
197 struct v4l2_fwnode_endpoint vep = { };
198 struct rkisp1_sensor_async *rk_asd;
199 struct fwnode_handle *source;
200 u32 reg = 0;
201
202 /* Select the bus type based on the port. */
203 port = fwnode_get_parent(ep);
204 fwnode_property_read_u32(port, "reg", ®);
205 fwnode_handle_put(port);
206
207 switch (reg) {
208 case 0:
209 /* MIPI CSI-2 port */
210 if (!(rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2)) {
211 dev_err(rkisp1->dev,
212 "internal CSI must be available for port 0\n");
213 ret = -EINVAL;
214 break;
215 }
216
217 vep.bus_type = V4L2_MBUS_CSI2_DPHY;
218 break;
219
220 case 1:
221 /*
222 * Parallel port. The bus-type property in DT is
223 * mandatory for port 1, it will be used to determine if
224 * it's PARALLEL or BT656.
225 */
226 vep.bus_type = V4L2_MBUS_UNKNOWN;
227 break;
228 }
229
230 /* Parse the endpoint and validate the bus type. */
231 ret = v4l2_fwnode_endpoint_parse(ep, &vep);
232 if (ret) {
233 dev_err(rkisp1->dev, "failed to parse endpoint %pfw\n",
234 ep);
235 break;
236 }
237
238 if (vep.base.port == 1) {
239 if (vep.bus_type != V4L2_MBUS_PARALLEL &&
240 vep.bus_type != V4L2_MBUS_BT656) {
241 dev_err(rkisp1->dev,
242 "port 1 must be parallel or BT656\n");
243 ret = -EINVAL;
244 break;
245 }
246 }
247
248 /* Add the async subdev to the notifier. */
249 source = fwnode_graph_get_remote_endpoint(ep);
250 if (!source) {
251 dev_err(rkisp1->dev,
252 "endpoint %pfw has no remote endpoint\n",
253 ep);
254 ret = -ENODEV;
255 break;
256 }
257
258 rk_asd = v4l2_async_nf_add_fwnode(ntf, source,
259 struct rkisp1_sensor_async);
260 if (IS_ERR(rk_asd)) {
261 fwnode_handle_put(source);
262 ret = PTR_ERR(rk_asd);
263 break;
264 }
265
266 rk_asd->index = index++;
267 rk_asd->source_ep = source;
268 rk_asd->mbus_type = vep.bus_type;
269 rk_asd->port = vep.base.port;
270
271 if (vep.bus_type == V4L2_MBUS_CSI2_DPHY) {
272 rk_asd->mbus_flags = vep.bus.mipi_csi2.flags;
273 rk_asd->lanes = vep.bus.mipi_csi2.num_data_lanes;
274 } else {
275 rk_asd->mbus_flags = vep.bus.parallel.flags;
276 }
277
278 dev_dbg(rkisp1->dev, "registered ep id %d, bus type %u, %u lanes\n",
279 vep.base.id, rk_asd->mbus_type, rk_asd->lanes);
280 }
281
282 if (ret) {
283 fwnode_handle_put(ep);
284 v4l2_async_nf_cleanup(ntf);
285 return ret;
286 }
287
288 if (!index)
289 dev_dbg(rkisp1->dev, "no remote subdevice found\n");
290
291 ret = v4l2_async_nf_register(ntf);
292 if (ret) {
293 v4l2_async_nf_cleanup(ntf);
294 return ret;
295 }
296
297 return 0;
298 }
299
300 /* ----------------------------------------------------------------------------
301 * Power
302 */
303
rkisp1_runtime_suspend(struct device * dev)304 static int __maybe_unused rkisp1_runtime_suspend(struct device *dev)
305 {
306 struct rkisp1_device *rkisp1 = dev_get_drvdata(dev);
307
308 clk_bulk_disable_unprepare(rkisp1->clk_size, rkisp1->clks);
309 return pinctrl_pm_select_sleep_state(dev);
310 }
311
rkisp1_runtime_resume(struct device * dev)312 static int __maybe_unused rkisp1_runtime_resume(struct device *dev)
313 {
314 struct rkisp1_device *rkisp1 = dev_get_drvdata(dev);
315 int ret;
316
317 ret = pinctrl_pm_select_default_state(dev);
318 if (ret)
319 return ret;
320 ret = clk_bulk_prepare_enable(rkisp1->clk_size, rkisp1->clks);
321 if (ret)
322 return ret;
323
324 return 0;
325 }
326
327 static const struct dev_pm_ops rkisp1_pm_ops = {
328 SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
329 pm_runtime_force_resume)
330 SET_RUNTIME_PM_OPS(rkisp1_runtime_suspend, rkisp1_runtime_resume, NULL)
331 };
332
333 /* ----------------------------------------------------------------------------
334 * Core
335 */
336
rkisp1_create_links(struct rkisp1_device * rkisp1)337 static int rkisp1_create_links(struct rkisp1_device *rkisp1)
338 {
339 unsigned int i;
340 int ret;
341
342 if (rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2) {
343 /* Link the CSI receiver to the ISP. */
344 ret = media_create_pad_link(&rkisp1->csi.sd.entity,
345 RKISP1_CSI_PAD_SRC,
346 &rkisp1->isp.sd.entity,
347 RKISP1_ISP_PAD_SINK_VIDEO,
348 MEDIA_LNK_FL_ENABLED);
349 if (ret)
350 return ret;
351 }
352
353 /* create ISP->RSZ->CAP links */
354 for (i = 0; i < 2; i++) {
355 struct media_entity *resizer =
356 &rkisp1->resizer_devs[i].sd.entity;
357 struct media_entity *capture =
358 &rkisp1->capture_devs[i].vnode.vdev.entity;
359
360 ret = media_create_pad_link(&rkisp1->isp.sd.entity,
361 RKISP1_ISP_PAD_SOURCE_VIDEO,
362 resizer, RKISP1_RSZ_PAD_SINK,
363 MEDIA_LNK_FL_ENABLED);
364 if (ret)
365 return ret;
366
367 ret = media_create_pad_link(resizer, RKISP1_RSZ_PAD_SRC,
368 capture, 0,
369 MEDIA_LNK_FL_ENABLED |
370 MEDIA_LNK_FL_IMMUTABLE);
371 if (ret)
372 return ret;
373 }
374
375 /* params links */
376 ret = media_create_pad_link(&rkisp1->params.vnode.vdev.entity, 0,
377 &rkisp1->isp.sd.entity,
378 RKISP1_ISP_PAD_SINK_PARAMS,
379 MEDIA_LNK_FL_ENABLED |
380 MEDIA_LNK_FL_IMMUTABLE);
381 if (ret)
382 return ret;
383
384 /* 3A stats links */
385 return media_create_pad_link(&rkisp1->isp.sd.entity,
386 RKISP1_ISP_PAD_SOURCE_STATS,
387 &rkisp1->stats.vnode.vdev.entity, 0,
388 MEDIA_LNK_FL_ENABLED |
389 MEDIA_LNK_FL_IMMUTABLE);
390 }
391
rkisp1_entities_unregister(struct rkisp1_device * rkisp1)392 static void rkisp1_entities_unregister(struct rkisp1_device *rkisp1)
393 {
394 if (rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2)
395 rkisp1_csi_unregister(rkisp1);
396 rkisp1_params_unregister(rkisp1);
397 rkisp1_stats_unregister(rkisp1);
398 rkisp1_capture_devs_unregister(rkisp1);
399 rkisp1_resizer_devs_unregister(rkisp1);
400 rkisp1_isp_unregister(rkisp1);
401 }
402
rkisp1_entities_register(struct rkisp1_device * rkisp1)403 static int rkisp1_entities_register(struct rkisp1_device *rkisp1)
404 {
405 int ret;
406
407 ret = rkisp1_isp_register(rkisp1);
408 if (ret)
409 goto error;
410
411 ret = rkisp1_resizer_devs_register(rkisp1);
412 if (ret)
413 goto error;
414
415 ret = rkisp1_capture_devs_register(rkisp1);
416 if (ret)
417 goto error;
418
419 ret = rkisp1_stats_register(rkisp1);
420 if (ret)
421 goto error;
422
423 ret = rkisp1_params_register(rkisp1);
424 if (ret)
425 goto error;
426
427 if (rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2) {
428 ret = rkisp1_csi_register(rkisp1);
429 if (ret)
430 goto error;
431 }
432
433 ret = rkisp1_create_links(rkisp1);
434 if (ret)
435 goto error;
436
437 return 0;
438
439 error:
440 rkisp1_entities_unregister(rkisp1);
441 return ret;
442 }
443
rkisp1_isr(int irq,void * ctx)444 static irqreturn_t rkisp1_isr(int irq, void *ctx)
445 {
446 irqreturn_t ret = IRQ_NONE;
447
448 /*
449 * Call rkisp1_capture_isr() first to handle the frame that
450 * potentially completed using the current frame_sequence number before
451 * it is potentially incremented by rkisp1_isp_isr() in the vertical
452 * sync.
453 */
454
455 if (rkisp1_capture_isr(irq, ctx) == IRQ_HANDLED)
456 ret = IRQ_HANDLED;
457
458 if (rkisp1_isp_isr(irq, ctx) == IRQ_HANDLED)
459 ret = IRQ_HANDLED;
460
461 if (rkisp1_csi_isr(irq, ctx) == IRQ_HANDLED)
462 ret = IRQ_HANDLED;
463
464 return ret;
465 }
466
467 static const char * const px30_isp_clks[] = {
468 "isp",
469 "aclk",
470 "hclk",
471 "pclk",
472 };
473
474 static const struct rkisp1_isr_data px30_isp_isrs[] = {
475 { "isp", rkisp1_isp_isr, BIT(RKISP1_IRQ_ISP) },
476 { "mi", rkisp1_capture_isr, BIT(RKISP1_IRQ_MI) },
477 { "mipi", rkisp1_csi_isr, BIT(RKISP1_IRQ_MIPI) },
478 };
479
480 static const struct rkisp1_info px30_isp_info = {
481 .clks = px30_isp_clks,
482 .clk_size = ARRAY_SIZE(px30_isp_clks),
483 .isrs = px30_isp_isrs,
484 .isr_size = ARRAY_SIZE(px30_isp_isrs),
485 .isp_ver = RKISP1_V12,
486 .features = RKISP1_FEATURE_MIPI_CSI2,
487 };
488
489 static const char * const rk3399_isp_clks[] = {
490 "isp",
491 "aclk",
492 "hclk",
493 };
494
495 static const struct rkisp1_isr_data rk3399_isp_isrs[] = {
496 { NULL, rkisp1_isr, BIT(RKISP1_IRQ_ISP) | BIT(RKISP1_IRQ_MI) | BIT(RKISP1_IRQ_MIPI) },
497 };
498
499 static const struct rkisp1_info rk3399_isp_info = {
500 .clks = rk3399_isp_clks,
501 .clk_size = ARRAY_SIZE(rk3399_isp_clks),
502 .isrs = rk3399_isp_isrs,
503 .isr_size = ARRAY_SIZE(rk3399_isp_isrs),
504 .isp_ver = RKISP1_V10,
505 .features = RKISP1_FEATURE_MIPI_CSI2,
506 };
507
508 static const struct of_device_id rkisp1_of_match[] = {
509 {
510 .compatible = "rockchip,px30-cif-isp",
511 .data = &px30_isp_info,
512 },
513 {
514 .compatible = "rockchip,rk3399-cif-isp",
515 .data = &rk3399_isp_info,
516 },
517 {},
518 };
519 MODULE_DEVICE_TABLE(of, rkisp1_of_match);
520
rkisp1_probe(struct platform_device * pdev)521 static int rkisp1_probe(struct platform_device *pdev)
522 {
523 const struct rkisp1_info *info;
524 struct device *dev = &pdev->dev;
525 struct rkisp1_device *rkisp1;
526 struct v4l2_device *v4l2_dev;
527 unsigned int i;
528 int ret, irq;
529 u32 cif_id;
530
531 rkisp1 = devm_kzalloc(dev, sizeof(*rkisp1), GFP_KERNEL);
532 if (!rkisp1)
533 return -ENOMEM;
534
535 info = of_device_get_match_data(dev);
536 rkisp1->info = info;
537
538 dev_set_drvdata(dev, rkisp1);
539 rkisp1->dev = dev;
540
541 mutex_init(&rkisp1->stream_lock);
542
543 rkisp1->base_addr = devm_platform_ioremap_resource(pdev, 0);
544 if (IS_ERR(rkisp1->base_addr))
545 return PTR_ERR(rkisp1->base_addr);
546
547 for (unsigned int il = 0; il < ARRAY_SIZE(rkisp1->irqs); ++il)
548 rkisp1->irqs[il] = -1;
549
550 for (i = 0; i < info->isr_size; i++) {
551 irq = info->isrs[i].name
552 ? platform_get_irq_byname(pdev, info->isrs[i].name)
553 : platform_get_irq(pdev, i);
554 if (irq < 0)
555 return irq;
556
557 for (unsigned int il = 0; il < ARRAY_SIZE(rkisp1->irqs); ++il) {
558 if (info->isrs[i].line_mask & BIT(il))
559 rkisp1->irqs[il] = irq;
560 }
561
562 ret = devm_request_irq(dev, irq, info->isrs[i].isr, IRQF_SHARED,
563 dev_driver_string(dev), dev);
564 if (ret) {
565 dev_err(dev, "request irq failed: %d\n", ret);
566 return ret;
567 }
568 }
569
570 for (i = 0; i < info->clk_size; i++)
571 rkisp1->clks[i].id = info->clks[i];
572 ret = devm_clk_bulk_get(dev, info->clk_size, rkisp1->clks);
573 if (ret)
574 return ret;
575 rkisp1->clk_size = info->clk_size;
576
577 pm_runtime_enable(&pdev->dev);
578
579 ret = pm_runtime_resume_and_get(&pdev->dev);
580 if (ret)
581 goto err_pm_runtime_disable;
582
583 cif_id = rkisp1_read(rkisp1, RKISP1_CIF_VI_ID);
584 dev_dbg(rkisp1->dev, "CIF_ID 0x%08x\n", cif_id);
585
586 pm_runtime_put(&pdev->dev);
587
588 rkisp1->media_dev.hw_revision = info->isp_ver;
589 strscpy(rkisp1->media_dev.model, RKISP1_DRIVER_NAME,
590 sizeof(rkisp1->media_dev.model));
591 rkisp1->media_dev.dev = &pdev->dev;
592 strscpy(rkisp1->media_dev.bus_info, RKISP1_BUS_INFO,
593 sizeof(rkisp1->media_dev.bus_info));
594 media_device_init(&rkisp1->media_dev);
595
596 v4l2_dev = &rkisp1->v4l2_dev;
597 v4l2_dev->mdev = &rkisp1->media_dev;
598 strscpy(v4l2_dev->name, RKISP1_DRIVER_NAME, sizeof(v4l2_dev->name));
599
600 ret = v4l2_device_register(rkisp1->dev, &rkisp1->v4l2_dev);
601 if (ret)
602 goto err_media_dev_cleanup;
603
604 ret = media_device_register(&rkisp1->media_dev);
605 if (ret) {
606 dev_err(dev, "Failed to register media device: %d\n", ret);
607 goto err_unreg_v4l2_dev;
608 }
609
610 if (rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2) {
611 ret = rkisp1_csi_init(rkisp1);
612 if (ret)
613 goto err_unreg_media_dev;
614 }
615
616 ret = rkisp1_entities_register(rkisp1);
617 if (ret)
618 goto err_cleanup_csi;
619
620 ret = rkisp1_subdev_notifier_register(rkisp1);
621 if (ret)
622 goto err_unreg_entities;
623
624 rkisp1_debug_init(rkisp1);
625
626 return 0;
627
628 err_unreg_entities:
629 rkisp1_entities_unregister(rkisp1);
630 err_cleanup_csi:
631 if (rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2)
632 rkisp1_csi_cleanup(rkisp1);
633 err_unreg_media_dev:
634 media_device_unregister(&rkisp1->media_dev);
635 err_unreg_v4l2_dev:
636 v4l2_device_unregister(&rkisp1->v4l2_dev);
637 err_media_dev_cleanup:
638 media_device_cleanup(&rkisp1->media_dev);
639 err_pm_runtime_disable:
640 pm_runtime_disable(&pdev->dev);
641 return ret;
642 }
643
rkisp1_remove(struct platform_device * pdev)644 static void rkisp1_remove(struct platform_device *pdev)
645 {
646 struct rkisp1_device *rkisp1 = platform_get_drvdata(pdev);
647
648 v4l2_async_nf_unregister(&rkisp1->notifier);
649 v4l2_async_nf_cleanup(&rkisp1->notifier);
650
651 rkisp1_entities_unregister(rkisp1);
652 if (rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2)
653 rkisp1_csi_cleanup(rkisp1);
654 rkisp1_debug_cleanup(rkisp1);
655
656 media_device_unregister(&rkisp1->media_dev);
657 v4l2_device_unregister(&rkisp1->v4l2_dev);
658
659 media_device_cleanup(&rkisp1->media_dev);
660
661 pm_runtime_disable(&pdev->dev);
662 }
663
664 static struct platform_driver rkisp1_drv = {
665 .driver = {
666 .name = RKISP1_DRIVER_NAME,
667 .of_match_table = of_match_ptr(rkisp1_of_match),
668 .pm = &rkisp1_pm_ops,
669 },
670 .probe = rkisp1_probe,
671 .remove_new = rkisp1_remove,
672 };
673
674 module_platform_driver(rkisp1_drv);
675 MODULE_DESCRIPTION("Rockchip ISP1 platform driver");
676 MODULE_LICENSE("Dual MIT/GPL");
677