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22
23#define pr_fmt(fmt) "(stk) :" fmt
24#include <linux/platform_device.h>
25#include <linux/jiffies.h>
26#include <linux/firmware.h>
27#include <linux/delay.h>
28#include <linux/wait.h>
29#include <linux/gpio.h>
30#include <linux/debugfs.h>
31#include <linux/seq_file.h>
32#include <linux/sched.h>
33#include <linux/sysfs.h>
34#include <linux/tty.h>
35
36#include <linux/skbuff.h>
37#include <linux/ti_wilink_st.h>
38#include <linux/module.h>
39
40#define MAX_ST_DEVICES 3
41static struct platform_device *st_kim_devices[MAX_ST_DEVICES];
42
43
44
45
46
47
48
49
50
51
52
53
54static struct platform_device *st_get_plat_device(int id)
55{
56 return st_kim_devices[id];
57}
58
59
60
61
62
63
64
65static void validate_firmware_response(struct kim_data_s *kim_gdata)
66{
67 struct sk_buff *skb = kim_gdata->rx_skb;
68 if (!skb)
69 return;
70
71
72
73
74
75 if (skb->data[2] == 0x01 && skb->data[3] == 0x01 &&
76 skb->data[4] == 0x10 && skb->data[5] == 0x00) {
77
78 memcpy(kim_gdata->resp_buffer,
79 kim_gdata->rx_skb->data,
80 kim_gdata->rx_skb->len);
81 complete_all(&kim_gdata->kim_rcvd);
82 kim_gdata->rx_state = ST_W4_PACKET_TYPE;
83 kim_gdata->rx_skb = NULL;
84 kim_gdata->rx_count = 0;
85 } else if (unlikely(skb->data[5] != 0)) {
86 pr_err("no proper response during fw download");
87 pr_err("data6 %x", skb->data[5]);
88 kfree_skb(skb);
89 return;
90 }
91
92 complete_all(&kim_gdata->kim_rcvd);
93 kfree_skb(skb);
94}
95
96
97
98
99static inline int kim_check_data_len(struct kim_data_s *kim_gdata, int len)
100{
101 register int room = skb_tailroom(kim_gdata->rx_skb);
102
103 pr_debug("len %d room %d", len, room);
104
105 if (!len) {
106 validate_firmware_response(kim_gdata);
107 } else if (len > room) {
108
109
110
111 pr_err("Data length is too large len %d room %d", len,
112 room);
113 kfree_skb(kim_gdata->rx_skb);
114 } else {
115
116
117
118 kim_gdata->rx_state = ST_W4_DATA;
119 kim_gdata->rx_count = len;
120 return len;
121 }
122
123
124
125 kim_gdata->rx_state = ST_W4_PACKET_TYPE;
126 kim_gdata->rx_skb = NULL;
127 kim_gdata->rx_count = 0;
128
129 return 0;
130}
131
132
133
134
135
136
137
138static void kim_int_recv(struct kim_data_s *kim_gdata,
139 const unsigned char *data, long count)
140{
141 const unsigned char *ptr;
142 int len = 0, type = 0;
143 unsigned char *plen;
144
145 pr_debug("%s", __func__);
146
147 ptr = data;
148 if (unlikely(ptr == NULL)) {
149 pr_err(" received null from TTY ");
150 return;
151 }
152
153 while (count) {
154 if (kim_gdata->rx_count) {
155 len = min_t(unsigned int, kim_gdata->rx_count, count);
156 memcpy(skb_put(kim_gdata->rx_skb, len), ptr, len);
157 kim_gdata->rx_count -= len;
158 count -= len;
159 ptr += len;
160
161 if (kim_gdata->rx_count)
162 continue;
163
164
165 switch (kim_gdata->rx_state) {
166
167 case ST_W4_DATA:
168 pr_debug("Complete pkt received");
169 validate_firmware_response(kim_gdata);
170 kim_gdata->rx_state = ST_W4_PACKET_TYPE;
171 kim_gdata->rx_skb = NULL;
172 continue;
173
174 case ST_W4_HEADER:
175 plen =
176 (unsigned char *)&kim_gdata->rx_skb->data[1];
177 pr_debug("event hdr: plen 0x%02x\n", *plen);
178 kim_check_data_len(kim_gdata, *plen);
179 continue;
180 }
181 }
182 switch (*ptr) {
183
184 case 0x04:
185 kim_gdata->rx_state = ST_W4_HEADER;
186 kim_gdata->rx_count = 2;
187 type = *ptr;
188 break;
189 default:
190 pr_info("unknown packet");
191 ptr++;
192 count--;
193 continue;
194 }
195 ptr++;
196 count--;
197 kim_gdata->rx_skb =
198 alloc_skb(1024+8, GFP_ATOMIC);
199 if (!kim_gdata->rx_skb) {
200 pr_err("can't allocate mem for new packet");
201 kim_gdata->rx_state = ST_W4_PACKET_TYPE;
202 kim_gdata->rx_count = 0;
203 return;
204 }
205 skb_reserve(kim_gdata->rx_skb, 8);
206 kim_gdata->rx_skb->cb[0] = 4;
207 kim_gdata->rx_skb->cb[1] = 0;
208
209 }
210 return;
211}
212
213static long read_local_version(struct kim_data_s *kim_gdata, char *bts_scr_name)
214{
215 unsigned short version = 0, chip = 0, min_ver = 0, maj_ver = 0;
216 const char read_ver_cmd[] = { 0x01, 0x01, 0x10, 0x00 };
217 long timeout;
218
219 pr_debug("%s", __func__);
220
221 reinit_completion(&kim_gdata->kim_rcvd);
222 if (4 != st_int_write(kim_gdata->core_data, read_ver_cmd, 4)) {
223 pr_err("kim: couldn't write 4 bytes");
224 return -EIO;
225 }
226
227 timeout = wait_for_completion_interruptible_timeout(
228 &kim_gdata->kim_rcvd, msecs_to_jiffies(CMD_RESP_TIME));
229 if (timeout <= 0) {
230 pr_err(" waiting for ver info- timed out or received signal");
231 return timeout ? -ERESTARTSYS : -ETIMEDOUT;
232 }
233 reinit_completion(&kim_gdata->kim_rcvd);
234
235
236
237
238 version =
239 MAKEWORD(kim_gdata->resp_buffer[12],
240 kim_gdata->resp_buffer[13]);
241 chip = (version & 0x7C00) >> 10;
242 min_ver = (version & 0x007F);
243 maj_ver = (version & 0x0380) >> 7;
244
245 if (version & 0x8000)
246 maj_ver |= 0x0008;
247
248 sprintf(bts_scr_name, "ti-connectivity/TIInit_%d.%d.%d.bts",
249 chip, maj_ver, min_ver);
250
251
252 kim_gdata->version.full = version;
253 kim_gdata->version.chip = chip;
254 kim_gdata->version.maj_ver = maj_ver;
255 kim_gdata->version.min_ver = min_ver;
256
257 pr_info("%s", bts_scr_name);
258 return 0;
259}
260
261static void skip_change_remote_baud(unsigned char **ptr, long *len)
262{
263 unsigned char *nxt_action, *cur_action;
264 cur_action = *ptr;
265
266 nxt_action = cur_action + sizeof(struct bts_action) +
267 ((struct bts_action *) cur_action)->size;
268
269 if (((struct bts_action *) nxt_action)->type != ACTION_WAIT_EVENT) {
270 pr_err("invalid action after change remote baud command");
271 } else {
272 *ptr = *ptr + sizeof(struct bts_action) +
273 ((struct bts_action *)cur_action)->size;
274 *len = *len - (sizeof(struct bts_action) +
275 ((struct bts_action *)cur_action)->size);
276
277 pr_warn("skipping the wait event of change remote baud");
278 }
279}
280
281
282
283
284
285
286static long download_firmware(struct kim_data_s *kim_gdata)
287{
288 long err = 0;
289 long len = 0;
290 unsigned char *ptr = NULL;
291 unsigned char *action_ptr = NULL;
292 unsigned char bts_scr_name[40] = { 0 };
293 int wr_room_space;
294 int cmd_size;
295 unsigned long timeout;
296
297 err = read_local_version(kim_gdata, bts_scr_name);
298 if (err != 0) {
299 pr_err("kim: failed to read local ver");
300 return err;
301 }
302 err =
303 request_firmware(&kim_gdata->fw_entry, bts_scr_name,
304 &kim_gdata->kim_pdev->dev);
305 if (unlikely((err != 0) || (kim_gdata->fw_entry->data == NULL) ||
306 (kim_gdata->fw_entry->size == 0))) {
307 pr_err(" request_firmware failed(errno %ld) for %s", err,
308 bts_scr_name);
309 return -EINVAL;
310 }
311 ptr = (void *)kim_gdata->fw_entry->data;
312 len = kim_gdata->fw_entry->size;
313
314
315
316 ptr += sizeof(struct bts_header);
317 len -= sizeof(struct bts_header);
318
319 while (len > 0 && ptr) {
320 pr_debug(" action size %d, type %d ",
321 ((struct bts_action *)ptr)->size,
322 ((struct bts_action *)ptr)->type);
323
324 switch (((struct bts_action *)ptr)->type) {
325 case ACTION_SEND_COMMAND:
326 pr_debug("S");
327 action_ptr = &(((struct bts_action *)ptr)->data[0]);
328 if (unlikely
329 (((struct hci_command *)action_ptr)->opcode ==
330 0xFF36)) {
331
332
333 pr_warn("change remote baud"
334 " rate command in firmware");
335 skip_change_remote_baud(&ptr, &len);
336 break;
337 }
338
339
340
341
342 cmd_size = ((struct bts_action *)ptr)->size;
343 timeout = jiffies + msecs_to_jiffies(CMD_WR_TIME);
344 do {
345 wr_room_space =
346 st_get_uart_wr_room(kim_gdata->core_data);
347 if (wr_room_space < 0) {
348 pr_err("Unable to get free "
349 "space info from uart tx buffer");
350 release_firmware(kim_gdata->fw_entry);
351 return wr_room_space;
352 }
353 mdelay(1);
354 } while ((wr_room_space < cmd_size) &&
355 time_before(jiffies, timeout));
356
357
358 if (time_after_eq(jiffies, timeout)) {
359 pr_err("Timeout while waiting for free "
360 "free space in uart tx buffer");
361 release_firmware(kim_gdata->fw_entry);
362 return -ETIMEDOUT;
363 }
364
365
366
367 reinit_completion(&kim_gdata->kim_rcvd);
368
369
370
371
372
373
374 err = st_int_write(kim_gdata->core_data,
375 ((struct bts_action_send *)action_ptr)->data,
376 ((struct bts_action *)ptr)->size);
377 if (unlikely(err < 0)) {
378 release_firmware(kim_gdata->fw_entry);
379 return err;
380 }
381
382
383
384
385 if (err != cmd_size) {
386 pr_err("Number of bytes written to uart "
387 "tx buffer are not matching with "
388 "requested cmd write size");
389 release_firmware(kim_gdata->fw_entry);
390 return -EIO;
391 }
392 break;
393 case ACTION_WAIT_EVENT:
394 pr_debug("W");
395 err = wait_for_completion_interruptible_timeout(
396 &kim_gdata->kim_rcvd,
397 msecs_to_jiffies(CMD_RESP_TIME));
398 if (err <= 0) {
399 pr_err("response timeout/signaled during fw download ");
400
401 release_firmware(kim_gdata->fw_entry);
402 return err ? -ERESTARTSYS : -ETIMEDOUT;
403 }
404 reinit_completion(&kim_gdata->kim_rcvd);
405 break;
406 case ACTION_DELAY:
407 pr_info("sleep command in scr");
408 action_ptr = &(((struct bts_action *)ptr)->data[0]);
409 mdelay(((struct bts_action_delay *)action_ptr)->msec);
410 break;
411 }
412 len =
413 len - (sizeof(struct bts_action) +
414 ((struct bts_action *)ptr)->size);
415 ptr =
416 ptr + sizeof(struct bts_action) +
417 ((struct bts_action *)ptr)->size;
418 }
419
420 release_firmware(kim_gdata->fw_entry);
421 return 0;
422}
423
424
425
426
427
428
429
430
431void st_kim_recv(void *disc_data, const unsigned char *data, long count)
432{
433 struct st_data_s *st_gdata = (struct st_data_s *)disc_data;
434 struct kim_data_s *kim_gdata = st_gdata->kim_data;
435
436
437
438
439 kim_int_recv(kim_gdata, data, count);
440 return;
441}
442
443
444
445
446void st_kim_complete(void *kim_data)
447{
448 struct kim_data_s *kim_gdata = (struct kim_data_s *)kim_data;
449 complete(&kim_gdata->ldisc_installed);
450}
451
452
453
454
455
456
457
458
459long st_kim_start(void *kim_data)
460{
461 long err = 0;
462 long retry = POR_RETRY_COUNT;
463 struct ti_st_plat_data *pdata;
464 struct kim_data_s *kim_gdata = (struct kim_data_s *)kim_data;
465
466 pr_info(" %s", __func__);
467 pdata = kim_gdata->kim_pdev->dev.platform_data;
468
469 do {
470
471 if (pdata->chip_enable)
472 pdata->chip_enable(kim_gdata);
473
474
475 gpio_set_value_cansleep(kim_gdata->nshutdown, GPIO_LOW);
476 mdelay(5);
477 gpio_set_value_cansleep(kim_gdata->nshutdown, GPIO_HIGH);
478 mdelay(100);
479
480 reinit_completion(&kim_gdata->ldisc_installed);
481
482 kim_gdata->ldisc_install = 1;
483 pr_info("ldisc_install = 1");
484 sysfs_notify(&kim_gdata->kim_pdev->dev.kobj,
485 NULL, "install");
486
487 err = wait_for_completion_interruptible_timeout(
488 &kim_gdata->ldisc_installed, msecs_to_jiffies(LDISC_TIME));
489 if (!err) {
490
491
492 pr_err("ldisc installation timeout");
493 err = st_kim_stop(kim_gdata);
494 continue;
495 } else {
496
497 pr_info("line discipline installed");
498 err = download_firmware(kim_gdata);
499 if (err != 0) {
500
501
502 pr_err("download firmware failed");
503 err = st_kim_stop(kim_gdata);
504 continue;
505 } else {
506 break;
507 }
508 }
509 } while (retry--);
510 return err;
511}
512
513
514
515
516
517
518
519
520
521
522
523long st_kim_stop(void *kim_data)
524{
525 long err = 0;
526 struct kim_data_s *kim_gdata = (struct kim_data_s *)kim_data;
527 struct ti_st_plat_data *pdata =
528 kim_gdata->kim_pdev->dev.platform_data;
529 struct tty_struct *tty = kim_gdata->core_data->tty;
530
531 reinit_completion(&kim_gdata->ldisc_installed);
532
533 if (tty) {
534
535 tty_ldisc_flush(tty);
536 tty_driver_flush_buffer(tty);
537 }
538
539
540 pr_info("ldisc_install = 0");
541 kim_gdata->ldisc_install = 0;
542 sysfs_notify(&kim_gdata->kim_pdev->dev.kobj, NULL, "install");
543
544
545 err = wait_for_completion_interruptible_timeout(
546 &kim_gdata->ldisc_installed, msecs_to_jiffies(LDISC_TIME));
547 if (!err) {
548 pr_err(" timed out waiting for ldisc to be un-installed");
549 err = -ETIMEDOUT;
550 }
551
552
553 gpio_set_value_cansleep(kim_gdata->nshutdown, GPIO_LOW);
554 mdelay(1);
555 gpio_set_value_cansleep(kim_gdata->nshutdown, GPIO_HIGH);
556 mdelay(1);
557 gpio_set_value_cansleep(kim_gdata->nshutdown, GPIO_LOW);
558
559
560 if (pdata->chip_disable)
561 pdata->chip_disable(kim_gdata);
562 return err;
563}
564
565
566
567
568
569static int show_version(struct seq_file *s, void *unused)
570{
571 struct kim_data_s *kim_gdata = (struct kim_data_s *)s->private;
572 seq_printf(s, "%04X %d.%d.%d\n", kim_gdata->version.full,
573 kim_gdata->version.chip, kim_gdata->version.maj_ver,
574 kim_gdata->version.min_ver);
575 return 0;
576}
577
578static int show_list(struct seq_file *s, void *unused)
579{
580 struct kim_data_s *kim_gdata = (struct kim_data_s *)s->private;
581 kim_st_list_protocols(kim_gdata->core_data, s);
582 return 0;
583}
584
585static ssize_t show_install(struct device *dev,
586 struct device_attribute *attr, char *buf)
587{
588 struct kim_data_s *kim_data = dev_get_drvdata(dev);
589 return sprintf(buf, "%d\n", kim_data->ldisc_install);
590}
591
592#ifdef DEBUG
593static ssize_t store_dev_name(struct device *dev,
594 struct device_attribute *attr, const char *buf, size_t count)
595{
596 struct kim_data_s *kim_data = dev_get_drvdata(dev);
597 pr_debug("storing dev name >%s<", buf);
598 strncpy(kim_data->dev_name, buf, count);
599 pr_debug("stored dev name >%s<", kim_data->dev_name);
600 return count;
601}
602
603static ssize_t store_baud_rate(struct device *dev,
604 struct device_attribute *attr, const char *buf, size_t count)
605{
606 struct kim_data_s *kim_data = dev_get_drvdata(dev);
607 pr_debug("storing baud rate >%s<", buf);
608 sscanf(buf, "%ld", &kim_data->baud_rate);
609 pr_debug("stored baud rate >%ld<", kim_data->baud_rate);
610 return count;
611}
612#endif
613
614static ssize_t show_dev_name(struct device *dev,
615 struct device_attribute *attr, char *buf)
616{
617 struct kim_data_s *kim_data = dev_get_drvdata(dev);
618 return sprintf(buf, "%s\n", kim_data->dev_name);
619}
620
621static ssize_t show_baud_rate(struct device *dev,
622 struct device_attribute *attr, char *buf)
623{
624 struct kim_data_s *kim_data = dev_get_drvdata(dev);
625 return sprintf(buf, "%d\n", kim_data->baud_rate);
626}
627
628static ssize_t show_flow_cntrl(struct device *dev,
629 struct device_attribute *attr, char *buf)
630{
631 struct kim_data_s *kim_data = dev_get_drvdata(dev);
632 return sprintf(buf, "%d\n", kim_data->flow_cntrl);
633}
634
635
636static struct kobj_attribute ldisc_install =
637__ATTR(install, 0444, (void *)show_install, NULL);
638
639static struct kobj_attribute uart_dev_name =
640#ifdef DEBUG
641__ATTR(dev_name, 0644, (void *)show_dev_name, (void *)store_dev_name);
642#else
643__ATTR(dev_name, 0444, (void *)show_dev_name, NULL);
644#endif
645
646static struct kobj_attribute uart_baud_rate =
647#ifdef DEBUG
648__ATTR(baud_rate, 0644, (void *)show_baud_rate, (void *)store_baud_rate);
649#else
650__ATTR(baud_rate, 0444, (void *)show_baud_rate, NULL);
651#endif
652
653static struct kobj_attribute uart_flow_cntrl =
654__ATTR(flow_cntrl, 0444, (void *)show_flow_cntrl, NULL);
655
656static struct attribute *uim_attrs[] = {
657 &ldisc_install.attr,
658 &uart_dev_name.attr,
659 &uart_baud_rate.attr,
660 &uart_flow_cntrl.attr,
661 NULL,
662};
663
664static struct attribute_group uim_attr_grp = {
665 .attrs = uim_attrs,
666};
667
668
669
670
671
672
673
674
675void st_kim_ref(struct st_data_s **core_data, int id)
676{
677 struct platform_device *pdev;
678 struct kim_data_s *kim_gdata;
679
680 pdev = st_get_plat_device(id);
681 if (!pdev)
682 goto err;
683 kim_gdata = platform_get_drvdata(pdev);
684 if (!kim_gdata)
685 goto err;
686
687 *core_data = kim_gdata->core_data;
688 return;
689err:
690 *core_data = NULL;
691}
692
693static int kim_version_open(struct inode *i, struct file *f)
694{
695 return single_open(f, show_version, i->i_private);
696}
697
698static int kim_list_open(struct inode *i, struct file *f)
699{
700 return single_open(f, show_list, i->i_private);
701}
702
703static const struct file_operations version_debugfs_fops = {
704
705 .open = kim_version_open,
706 .read = seq_read,
707 .llseek = seq_lseek,
708 .release = single_release,
709};
710static const struct file_operations list_debugfs_fops = {
711
712 .open = kim_list_open,
713 .read = seq_read,
714 .llseek = seq_lseek,
715 .release = single_release,
716};
717
718
719
720
721
722
723
724static struct dentry *kim_debugfs_dir;
725static int kim_probe(struct platform_device *pdev)
726{
727 struct kim_data_s *kim_gdata;
728 struct ti_st_plat_data *pdata = pdev->dev.platform_data;
729 int err;
730
731 if ((pdev->id != -1) && (pdev->id < MAX_ST_DEVICES)) {
732
733 st_kim_devices[pdev->id] = pdev;
734 } else {
735
736 st_kim_devices[0] = pdev;
737 }
738
739 kim_gdata = kzalloc(sizeof(struct kim_data_s), GFP_ATOMIC);
740 if (!kim_gdata) {
741 pr_err("no mem to allocate");
742 return -ENOMEM;
743 }
744 platform_set_drvdata(pdev, kim_gdata);
745
746 err = st_core_init(&kim_gdata->core_data);
747 if (err != 0) {
748 pr_err(" ST core init failed");
749 err = -EIO;
750 goto err_core_init;
751 }
752
753 kim_gdata->core_data->kim_data = kim_gdata;
754
755
756 kim_gdata->nshutdown = pdata->nshutdown_gpio;
757 err = gpio_request(kim_gdata->nshutdown, "kim");
758 if (unlikely(err)) {
759 pr_err(" gpio %d request failed ", kim_gdata->nshutdown);
760 return err;
761 }
762
763
764 err = gpio_direction_output(kim_gdata->nshutdown, 0);
765 if (unlikely(err)) {
766 pr_err(" unable to configure gpio %d", kim_gdata->nshutdown);
767 return err;
768 }
769
770
771 kim_gdata->kim_pdev = pdev;
772 init_completion(&kim_gdata->kim_rcvd);
773 init_completion(&kim_gdata->ldisc_installed);
774
775 err = sysfs_create_group(&pdev->dev.kobj, &uim_attr_grp);
776 if (err) {
777 pr_err("failed to create sysfs entries");
778 goto err_sysfs_group;
779 }
780
781
782 strncpy(kim_gdata->dev_name, pdata->dev_name, UART_DEV_NAME_LEN);
783 kim_gdata->flow_cntrl = pdata->flow_cntrl;
784 kim_gdata->baud_rate = pdata->baud_rate;
785 pr_info("sysfs entries created\n");
786
787 kim_debugfs_dir = debugfs_create_dir("ti-st", NULL);
788 if (!kim_debugfs_dir) {
789 pr_err(" debugfs entries creation failed ");
790 return 0;
791 }
792
793 debugfs_create_file("version", S_IRUGO, kim_debugfs_dir,
794 kim_gdata, &version_debugfs_fops);
795 debugfs_create_file("protocols", S_IRUGO, kim_debugfs_dir,
796 kim_gdata, &list_debugfs_fops);
797 return 0;
798
799err_sysfs_group:
800 st_core_exit(kim_gdata->core_data);
801
802err_core_init:
803 kfree(kim_gdata);
804
805 return err;
806}
807
808static int kim_remove(struct platform_device *pdev)
809{
810
811 struct ti_st_plat_data *pdata = pdev->dev.platform_data;
812 struct kim_data_s *kim_gdata;
813
814 kim_gdata = platform_get_drvdata(pdev);
815
816
817
818
819 gpio_free(pdata->nshutdown_gpio);
820 pr_info("nshutdown GPIO Freed");
821
822 debugfs_remove_recursive(kim_debugfs_dir);
823 sysfs_remove_group(&pdev->dev.kobj, &uim_attr_grp);
824 pr_info("sysfs entries removed");
825
826 kim_gdata->kim_pdev = NULL;
827 st_core_exit(kim_gdata->core_data);
828
829 kfree(kim_gdata);
830 kim_gdata = NULL;
831 return 0;
832}
833
834static int kim_suspend(struct platform_device *pdev, pm_message_t state)
835{
836 struct ti_st_plat_data *pdata = pdev->dev.platform_data;
837
838 if (pdata->suspend)
839 return pdata->suspend(pdev, state);
840
841 return 0;
842}
843
844static int kim_resume(struct platform_device *pdev)
845{
846 struct ti_st_plat_data *pdata = pdev->dev.platform_data;
847
848 if (pdata->resume)
849 return pdata->resume(pdev);
850
851 return 0;
852}
853
854
855
856static struct platform_driver kim_platform_driver = {
857 .probe = kim_probe,
858 .remove = kim_remove,
859 .suspend = kim_suspend,
860 .resume = kim_resume,
861 .driver = {
862 .name = "kim",
863 },
864};
865
866module_platform_driver(kim_platform_driver);
867
868MODULE_AUTHOR("Pavan Savoy <pavan_savoy@ti.com>");
869MODULE_DESCRIPTION("Shared Transport Driver for TI BT/FM/GPS combo chips ");
870MODULE_LICENSE("GPL");
871