1 /*
2 * Copyright (c) 1996-2004 Russell King.
3 *
4 * Please note that this platform does not support 32-bit IDE IO.
5 */
6
7 #include <linux/string.h>
8 #include <linux/module.h>
9 #include <linux/ioport.h>
10 #include <linux/slab.h>
11 #include <linux/blkdev.h>
12 #include <linux/errno.h>
13 #include <linux/ide.h>
14 #include <linux/dma-mapping.h>
15 #include <linux/device.h>
16 #include <linux/init.h>
17 #include <linux/scatterlist.h>
18 #include <linux/io.h>
19
20 #include <asm/dma.h>
21 #include <asm/ecard.h>
22
23 #define DRV_NAME "icside"
24
25 #define ICS_IDENT_OFFSET 0x2280
26
27 #define ICS_ARCIN_V5_INTRSTAT 0x0000
28 #define ICS_ARCIN_V5_INTROFFSET 0x0004
29 #define ICS_ARCIN_V5_IDEOFFSET 0x2800
30 #define ICS_ARCIN_V5_IDEALTOFFSET 0x2b80
31 #define ICS_ARCIN_V5_IDESTEPPING 6
32
33 #define ICS_ARCIN_V6_IDEOFFSET_1 0x2000
34 #define ICS_ARCIN_V6_INTROFFSET_1 0x2200
35 #define ICS_ARCIN_V6_INTRSTAT_1 0x2290
36 #define ICS_ARCIN_V6_IDEALTOFFSET_1 0x2380
37 #define ICS_ARCIN_V6_IDEOFFSET_2 0x3000
38 #define ICS_ARCIN_V6_INTROFFSET_2 0x3200
39 #define ICS_ARCIN_V6_INTRSTAT_2 0x3290
40 #define ICS_ARCIN_V6_IDEALTOFFSET_2 0x3380
41 #define ICS_ARCIN_V6_IDESTEPPING 6
42
43 struct cardinfo {
44 unsigned int dataoffset;
45 unsigned int ctrloffset;
46 unsigned int stepping;
47 };
48
49 static struct cardinfo icside_cardinfo_v5 = {
50 .dataoffset = ICS_ARCIN_V5_IDEOFFSET,
51 .ctrloffset = ICS_ARCIN_V5_IDEALTOFFSET,
52 .stepping = ICS_ARCIN_V5_IDESTEPPING,
53 };
54
55 static struct cardinfo icside_cardinfo_v6_1 = {
56 .dataoffset = ICS_ARCIN_V6_IDEOFFSET_1,
57 .ctrloffset = ICS_ARCIN_V6_IDEALTOFFSET_1,
58 .stepping = ICS_ARCIN_V6_IDESTEPPING,
59 };
60
61 static struct cardinfo icside_cardinfo_v6_2 = {
62 .dataoffset = ICS_ARCIN_V6_IDEOFFSET_2,
63 .ctrloffset = ICS_ARCIN_V6_IDEALTOFFSET_2,
64 .stepping = ICS_ARCIN_V6_IDESTEPPING,
65 };
66
67 struct icside_state {
68 unsigned int channel;
69 unsigned int enabled;
70 void __iomem *irq_port;
71 void __iomem *ioc_base;
72 unsigned int sel;
73 unsigned int type;
74 struct ide_host *host;
75 };
76
77 #define ICS_TYPE_A3IN 0
78 #define ICS_TYPE_A3USER 1
79 #define ICS_TYPE_V6 3
80 #define ICS_TYPE_V5 15
81 #define ICS_TYPE_NOTYPE ((unsigned int)-1)
82
83 /* ---------------- Version 5 PCB Support Functions --------------------- */
84 /* Prototype: icside_irqenable_arcin_v5 (struct expansion_card *ec, int irqnr)
85 * Purpose : enable interrupts from card
86 */
icside_irqenable_arcin_v5(struct expansion_card * ec,int irqnr)87 static void icside_irqenable_arcin_v5 (struct expansion_card *ec, int irqnr)
88 {
89 struct icside_state *state = ec->irq_data;
90
91 writeb(0, state->irq_port + ICS_ARCIN_V5_INTROFFSET);
92 }
93
94 /* Prototype: icside_irqdisable_arcin_v5 (struct expansion_card *ec, int irqnr)
95 * Purpose : disable interrupts from card
96 */
icside_irqdisable_arcin_v5(struct expansion_card * ec,int irqnr)97 static void icside_irqdisable_arcin_v5 (struct expansion_card *ec, int irqnr)
98 {
99 struct icside_state *state = ec->irq_data;
100
101 readb(state->irq_port + ICS_ARCIN_V5_INTROFFSET);
102 }
103
104 static const expansioncard_ops_t icside_ops_arcin_v5 = {
105 .irqenable = icside_irqenable_arcin_v5,
106 .irqdisable = icside_irqdisable_arcin_v5,
107 };
108
109
110 /* ---------------- Version 6 PCB Support Functions --------------------- */
111 /* Prototype: icside_irqenable_arcin_v6 (struct expansion_card *ec, int irqnr)
112 * Purpose : enable interrupts from card
113 */
icside_irqenable_arcin_v6(struct expansion_card * ec,int irqnr)114 static void icside_irqenable_arcin_v6 (struct expansion_card *ec, int irqnr)
115 {
116 struct icside_state *state = ec->irq_data;
117 void __iomem *base = state->irq_port;
118
119 state->enabled = 1;
120
121 switch (state->channel) {
122 case 0:
123 writeb(0, base + ICS_ARCIN_V6_INTROFFSET_1);
124 readb(base + ICS_ARCIN_V6_INTROFFSET_2);
125 break;
126 case 1:
127 writeb(0, base + ICS_ARCIN_V6_INTROFFSET_2);
128 readb(base + ICS_ARCIN_V6_INTROFFSET_1);
129 break;
130 }
131 }
132
133 /* Prototype: icside_irqdisable_arcin_v6 (struct expansion_card *ec, int irqnr)
134 * Purpose : disable interrupts from card
135 */
icside_irqdisable_arcin_v6(struct expansion_card * ec,int irqnr)136 static void icside_irqdisable_arcin_v6 (struct expansion_card *ec, int irqnr)
137 {
138 struct icside_state *state = ec->irq_data;
139
140 state->enabled = 0;
141
142 readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_1);
143 readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_2);
144 }
145
146 /* Prototype: icside_irqprobe(struct expansion_card *ec)
147 * Purpose : detect an active interrupt from card
148 */
icside_irqpending_arcin_v6(struct expansion_card * ec)149 static int icside_irqpending_arcin_v6(struct expansion_card *ec)
150 {
151 struct icside_state *state = ec->irq_data;
152
153 return readb(state->irq_port + ICS_ARCIN_V6_INTRSTAT_1) & 1 ||
154 readb(state->irq_port + ICS_ARCIN_V6_INTRSTAT_2) & 1;
155 }
156
157 static const expansioncard_ops_t icside_ops_arcin_v6 = {
158 .irqenable = icside_irqenable_arcin_v6,
159 .irqdisable = icside_irqdisable_arcin_v6,
160 .irqpending = icside_irqpending_arcin_v6,
161 };
162
163 /*
164 * Handle routing of interrupts. This is called before
165 * we write the command to the drive.
166 */
icside_maskproc(ide_drive_t * drive,int mask)167 static void icside_maskproc(ide_drive_t *drive, int mask)
168 {
169 ide_hwif_t *hwif = drive->hwif;
170 struct expansion_card *ec = ECARD_DEV(hwif->dev);
171 struct icside_state *state = ecard_get_drvdata(ec);
172 unsigned long flags;
173
174 local_irq_save(flags);
175
176 state->channel = hwif->channel;
177
178 if (state->enabled && !mask) {
179 switch (hwif->channel) {
180 case 0:
181 writeb(0, state->irq_port + ICS_ARCIN_V6_INTROFFSET_1);
182 readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_2);
183 break;
184 case 1:
185 writeb(0, state->irq_port + ICS_ARCIN_V6_INTROFFSET_2);
186 readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_1);
187 break;
188 }
189 } else {
190 readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_2);
191 readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_1);
192 }
193
194 local_irq_restore(flags);
195 }
196
197 static const struct ide_port_ops icside_v6_no_dma_port_ops = {
198 .maskproc = icside_maskproc,
199 };
200
201 #ifdef CONFIG_BLK_DEV_IDEDMA_ICS
202 /*
203 * SG-DMA support.
204 *
205 * Similar to the BM-DMA, but we use the RiscPCs IOMD DMA controllers.
206 * There is only one DMA controller per card, which means that only
207 * one drive can be accessed at one time. NOTE! We do not enforce that
208 * here, but we rely on the main IDE driver spotting that both
209 * interfaces use the same IRQ, which should guarantee this.
210 */
211
212 /*
213 * Configure the IOMD to give the appropriate timings for the transfer
214 * mode being requested. We take the advice of the ATA standards, and
215 * calculate the cycle time based on the transfer mode, and the EIDE
216 * MW DMA specs that the drive provides in the IDENTIFY command.
217 *
218 * We have the following IOMD DMA modes to choose from:
219 *
220 * Type Active Recovery Cycle
221 * A 250 (250) 312 (550) 562 (800)
222 * B 187 250 437
223 * C 125 (125) 125 (375) 250 (500)
224 * D 62 125 187
225 *
226 * (figures in brackets are actual measured timings)
227 *
228 * However, we also need to take care of the read/write active and
229 * recovery timings:
230 *
231 * Read Write
232 * Mode Active -- Recovery -- Cycle IOMD type
233 * MW0 215 50 215 480 A
234 * MW1 80 50 50 150 C
235 * MW2 70 25 25 120 C
236 */
icside_set_dma_mode(ide_hwif_t * hwif,ide_drive_t * drive)237 static void icside_set_dma_mode(ide_hwif_t *hwif, ide_drive_t *drive)
238 {
239 unsigned long cycle_time = 0;
240 int use_dma_info = 0;
241 const u8 xfer_mode = drive->dma_mode;
242
243 switch (xfer_mode) {
244 case XFER_MW_DMA_2:
245 cycle_time = 250;
246 use_dma_info = 1;
247 break;
248
249 case XFER_MW_DMA_1:
250 cycle_time = 250;
251 use_dma_info = 1;
252 break;
253
254 case XFER_MW_DMA_0:
255 cycle_time = 480;
256 break;
257
258 case XFER_SW_DMA_2:
259 case XFER_SW_DMA_1:
260 case XFER_SW_DMA_0:
261 cycle_time = 480;
262 break;
263 }
264
265 /*
266 * If we're going to be doing MW_DMA_1 or MW_DMA_2, we should
267 * take care to note the values in the ID...
268 */
269 if (use_dma_info && drive->id[ATA_ID_EIDE_DMA_TIME] > cycle_time)
270 cycle_time = drive->id[ATA_ID_EIDE_DMA_TIME];
271
272 ide_set_drivedata(drive, (void *)cycle_time);
273
274 printk(KERN_INFO "%s: %s selected (peak %luMB/s)\n",
275 drive->name, ide_xfer_verbose(xfer_mode),
276 2000 / (cycle_time ? cycle_time : (unsigned long) -1));
277 }
278
279 static const struct ide_port_ops icside_v6_port_ops = {
280 .set_dma_mode = icside_set_dma_mode,
281 .maskproc = icside_maskproc,
282 };
283
icside_dma_host_set(ide_drive_t * drive,int on)284 static void icside_dma_host_set(ide_drive_t *drive, int on)
285 {
286 }
287
icside_dma_end(ide_drive_t * drive)288 static int icside_dma_end(ide_drive_t *drive)
289 {
290 ide_hwif_t *hwif = drive->hwif;
291 struct expansion_card *ec = ECARD_DEV(hwif->dev);
292
293 disable_dma(ec->dma);
294
295 return get_dma_residue(ec->dma) != 0;
296 }
297
icside_dma_start(ide_drive_t * drive)298 static void icside_dma_start(ide_drive_t *drive)
299 {
300 ide_hwif_t *hwif = drive->hwif;
301 struct expansion_card *ec = ECARD_DEV(hwif->dev);
302
303 /* We can not enable DMA on both channels simultaneously. */
304 BUG_ON(dma_channel_active(ec->dma));
305 enable_dma(ec->dma);
306 }
307
icside_dma_setup(ide_drive_t * drive,struct ide_cmd * cmd)308 static int icside_dma_setup(ide_drive_t *drive, struct ide_cmd *cmd)
309 {
310 ide_hwif_t *hwif = drive->hwif;
311 struct expansion_card *ec = ECARD_DEV(hwif->dev);
312 struct icside_state *state = ecard_get_drvdata(ec);
313 unsigned int dma_mode;
314
315 if (cmd->tf_flags & IDE_TFLAG_WRITE)
316 dma_mode = DMA_MODE_WRITE;
317 else
318 dma_mode = DMA_MODE_READ;
319
320 /*
321 * We can not enable DMA on both channels.
322 */
323 BUG_ON(dma_channel_active(ec->dma));
324
325 /*
326 * Ensure that we have the right interrupt routed.
327 */
328 icside_maskproc(drive, 0);
329
330 /*
331 * Route the DMA signals to the correct interface.
332 */
333 writeb(state->sel | hwif->channel, state->ioc_base);
334
335 /*
336 * Select the correct timing for this drive.
337 */
338 set_dma_speed(ec->dma, (unsigned long)ide_get_drivedata(drive));
339
340 /*
341 * Tell the DMA engine about the SG table and
342 * data direction.
343 */
344 set_dma_sg(ec->dma, hwif->sg_table, cmd->sg_nents);
345 set_dma_mode(ec->dma, dma_mode);
346
347 return 0;
348 }
349
icside_dma_test_irq(ide_drive_t * drive)350 static int icside_dma_test_irq(ide_drive_t *drive)
351 {
352 ide_hwif_t *hwif = drive->hwif;
353 struct expansion_card *ec = ECARD_DEV(hwif->dev);
354 struct icside_state *state = ecard_get_drvdata(ec);
355
356 return readb(state->irq_port +
357 (hwif->channel ?
358 ICS_ARCIN_V6_INTRSTAT_2 :
359 ICS_ARCIN_V6_INTRSTAT_1)) & 1;
360 }
361
icside_dma_init(ide_hwif_t * hwif,const struct ide_port_info * d)362 static int icside_dma_init(ide_hwif_t *hwif, const struct ide_port_info *d)
363 {
364 hwif->dmatable_cpu = NULL;
365 hwif->dmatable_dma = 0;
366
367 return 0;
368 }
369
370 static const struct ide_dma_ops icside_v6_dma_ops = {
371 .dma_host_set = icside_dma_host_set,
372 .dma_setup = icside_dma_setup,
373 .dma_start = icside_dma_start,
374 .dma_end = icside_dma_end,
375 .dma_test_irq = icside_dma_test_irq,
376 .dma_lost_irq = ide_dma_lost_irq,
377 };
378 #endif
379
icside_dma_off_init(ide_hwif_t * hwif,const struct ide_port_info * d)380 static int icside_dma_off_init(ide_hwif_t *hwif, const struct ide_port_info *d)
381 {
382 return -EOPNOTSUPP;
383 }
384
icside_setup_ports(struct ide_hw * hw,void __iomem * base,struct cardinfo * info,struct expansion_card * ec)385 static void icside_setup_ports(struct ide_hw *hw, void __iomem *base,
386 struct cardinfo *info, struct expansion_card *ec)
387 {
388 unsigned long port = (unsigned long)base + info->dataoffset;
389
390 hw->io_ports.data_addr = port;
391 hw->io_ports.error_addr = port + (1 << info->stepping);
392 hw->io_ports.nsect_addr = port + (2 << info->stepping);
393 hw->io_ports.lbal_addr = port + (3 << info->stepping);
394 hw->io_ports.lbam_addr = port + (4 << info->stepping);
395 hw->io_ports.lbah_addr = port + (5 << info->stepping);
396 hw->io_ports.device_addr = port + (6 << info->stepping);
397 hw->io_ports.status_addr = port + (7 << info->stepping);
398 hw->io_ports.ctl_addr = (unsigned long)base + info->ctrloffset;
399
400 hw->irq = ec->irq;
401 hw->dev = &ec->dev;
402 }
403
404 static const struct ide_port_info icside_v5_port_info = {
405 .host_flags = IDE_HFLAG_NO_DMA,
406 .chipset = ide_acorn,
407 };
408
icside_register_v5(struct icside_state * state,struct expansion_card * ec)409 static int icside_register_v5(struct icside_state *state,
410 struct expansion_card *ec)
411 {
412 void __iomem *base;
413 struct ide_host *host;
414 struct ide_hw hw, *hws[] = { &hw };
415 int ret;
416
417 base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0);
418 if (!base)
419 return -ENOMEM;
420
421 state->irq_port = base;
422
423 ec->irqaddr = base + ICS_ARCIN_V5_INTRSTAT;
424 ec->irqmask = 1;
425
426 ecard_setirq(ec, &icside_ops_arcin_v5, state);
427
428 /*
429 * Be on the safe side - disable interrupts
430 */
431 icside_irqdisable_arcin_v5(ec, 0);
432
433 icside_setup_ports(&hw, base, &icside_cardinfo_v5, ec);
434
435 host = ide_host_alloc(&icside_v5_port_info, hws, 1);
436 if (host == NULL)
437 return -ENODEV;
438
439 state->host = host;
440
441 ecard_set_drvdata(ec, state);
442
443 ret = ide_host_register(host, &icside_v5_port_info, hws);
444 if (ret)
445 goto err_free;
446
447 return 0;
448 err_free:
449 ide_host_free(host);
450 ecard_set_drvdata(ec, NULL);
451 return ret;
452 }
453
454 static const struct ide_port_info icside_v6_port_info = {
455 .init_dma = icside_dma_off_init,
456 .port_ops = &icside_v6_no_dma_port_ops,
457 .host_flags = IDE_HFLAG_SERIALIZE | IDE_HFLAG_MMIO,
458 .mwdma_mask = ATA_MWDMA2,
459 .swdma_mask = ATA_SWDMA2,
460 .chipset = ide_acorn,
461 };
462
icside_register_v6(struct icside_state * state,struct expansion_card * ec)463 static int icside_register_v6(struct icside_state *state,
464 struct expansion_card *ec)
465 {
466 void __iomem *ioc_base, *easi_base;
467 struct ide_host *host;
468 unsigned int sel = 0;
469 int ret;
470 struct ide_hw hw[2], *hws[] = { &hw[0], &hw[1] };
471 struct ide_port_info d = icside_v6_port_info;
472
473 ioc_base = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0);
474 if (!ioc_base) {
475 ret = -ENOMEM;
476 goto out;
477 }
478
479 easi_base = ioc_base;
480
481 if (ecard_resource_flags(ec, ECARD_RES_EASI)) {
482 easi_base = ecardm_iomap(ec, ECARD_RES_EASI, 0, 0);
483 if (!easi_base) {
484 ret = -ENOMEM;
485 goto out;
486 }
487
488 /*
489 * Enable access to the EASI region.
490 */
491 sel = 1 << 5;
492 }
493
494 writeb(sel, ioc_base);
495
496 ecard_setirq(ec, &icside_ops_arcin_v6, state);
497
498 state->irq_port = easi_base;
499 state->ioc_base = ioc_base;
500 state->sel = sel;
501
502 /*
503 * Be on the safe side - disable interrupts
504 */
505 icside_irqdisable_arcin_v6(ec, 0);
506
507 icside_setup_ports(&hw[0], easi_base, &icside_cardinfo_v6_1, ec);
508 icside_setup_ports(&hw[1], easi_base, &icside_cardinfo_v6_2, ec);
509
510 host = ide_host_alloc(&d, hws, 2);
511 if (host == NULL)
512 return -ENODEV;
513
514 state->host = host;
515
516 ecard_set_drvdata(ec, state);
517
518 #ifdef CONFIG_BLK_DEV_IDEDMA_ICS
519 if (ec->dma != NO_DMA && !request_dma(ec->dma, DRV_NAME)) {
520 d.init_dma = icside_dma_init;
521 d.port_ops = &icside_v6_port_ops;
522 d.dma_ops = &icside_v6_dma_ops;
523 }
524 #endif
525
526 ret = ide_host_register(host, &d, hws);
527 if (ret)
528 goto err_free;
529
530 return 0;
531 err_free:
532 ide_host_free(host);
533 if (d.dma_ops)
534 free_dma(ec->dma);
535 ecard_set_drvdata(ec, NULL);
536 out:
537 return ret;
538 }
539
icside_probe(struct expansion_card * ec,const struct ecard_id * id)540 static int icside_probe(struct expansion_card *ec, const struct ecard_id *id)
541 {
542 struct icside_state *state;
543 void __iomem *idmem;
544 int ret;
545
546 ret = ecard_request_resources(ec);
547 if (ret)
548 goto out;
549
550 state = kzalloc(sizeof(struct icside_state), GFP_KERNEL);
551 if (!state) {
552 ret = -ENOMEM;
553 goto release;
554 }
555
556 state->type = ICS_TYPE_NOTYPE;
557
558 idmem = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0);
559 if (idmem) {
560 unsigned int type;
561
562 type = readb(idmem + ICS_IDENT_OFFSET) & 1;
563 type |= (readb(idmem + ICS_IDENT_OFFSET + 4) & 1) << 1;
564 type |= (readb(idmem + ICS_IDENT_OFFSET + 8) & 1) << 2;
565 type |= (readb(idmem + ICS_IDENT_OFFSET + 12) & 1) << 3;
566 ecardm_iounmap(ec, idmem);
567
568 state->type = type;
569 }
570
571 switch (state->type) {
572 case ICS_TYPE_A3IN:
573 dev_warn(&ec->dev, "A3IN unsupported\n");
574 ret = -ENODEV;
575 break;
576
577 case ICS_TYPE_A3USER:
578 dev_warn(&ec->dev, "A3USER unsupported\n");
579 ret = -ENODEV;
580 break;
581
582 case ICS_TYPE_V5:
583 ret = icside_register_v5(state, ec);
584 break;
585
586 case ICS_TYPE_V6:
587 ret = icside_register_v6(state, ec);
588 break;
589
590 default:
591 dev_warn(&ec->dev, "unknown interface type\n");
592 ret = -ENODEV;
593 break;
594 }
595
596 if (ret == 0)
597 goto out;
598
599 kfree(state);
600 release:
601 ecard_release_resources(ec);
602 out:
603 return ret;
604 }
605
icside_remove(struct expansion_card * ec)606 static void icside_remove(struct expansion_card *ec)
607 {
608 struct icside_state *state = ecard_get_drvdata(ec);
609
610 switch (state->type) {
611 case ICS_TYPE_V5:
612 /* FIXME: tell IDE to stop using the interface */
613
614 /* Disable interrupts */
615 icside_irqdisable_arcin_v5(ec, 0);
616 break;
617
618 case ICS_TYPE_V6:
619 /* FIXME: tell IDE to stop using the interface */
620 if (ec->dma != NO_DMA)
621 free_dma(ec->dma);
622
623 /* Disable interrupts */
624 icside_irqdisable_arcin_v6(ec, 0);
625
626 /* Reset the ROM pointer/EASI selection */
627 writeb(0, state->ioc_base);
628 break;
629 }
630
631 ecard_set_drvdata(ec, NULL);
632
633 kfree(state);
634 ecard_release_resources(ec);
635 }
636
icside_shutdown(struct expansion_card * ec)637 static void icside_shutdown(struct expansion_card *ec)
638 {
639 struct icside_state *state = ecard_get_drvdata(ec);
640 unsigned long flags;
641
642 /*
643 * Disable interrupts from this card. We need to do
644 * this before disabling EASI since we may be accessing
645 * this register via that region.
646 */
647 local_irq_save(flags);
648 ec->ops->irqdisable(ec, 0);
649 local_irq_restore(flags);
650
651 /*
652 * Reset the ROM pointer so that we can read the ROM
653 * after a soft reboot. This also disables access to
654 * the IDE taskfile via the EASI region.
655 */
656 if (state->ioc_base)
657 writeb(0, state->ioc_base);
658 }
659
660 static const struct ecard_id icside_ids[] = {
661 { MANU_ICS, PROD_ICS_IDE },
662 { MANU_ICS2, PROD_ICS2_IDE },
663 { 0xffff, 0xffff }
664 };
665
666 static struct ecard_driver icside_driver = {
667 .probe = icside_probe,
668 .remove = icside_remove,
669 .shutdown = icside_shutdown,
670 .id_table = icside_ids,
671 .drv = {
672 .name = "icside",
673 },
674 };
675
icside_init(void)676 static int __init icside_init(void)
677 {
678 return ecard_register_driver(&icside_driver);
679 }
680
icside_exit(void)681 static void __exit icside_exit(void)
682 {
683 ecard_remove_driver(&icside_driver);
684 }
685
686 MODULE_AUTHOR("Russell King <rmk@arm.linux.org.uk>");
687 MODULE_LICENSE("GPL");
688 MODULE_DESCRIPTION("ICS IDE driver");
689
690 module_init(icside_init);
691 module_exit(icside_exit);
692