blob: d323e75b05d5b8862893de09c7e74e235417666f [file] [log] [blame]
Russell King73b6a2b2007-05-03 09:55:52 +01001#include <linux/kernel.h>
2#include <linux/module.h>
3#include <linux/init.h>
4#include <linux/blkdev.h>
5#include <scsi/scsi_host.h>
6#include <linux/ata.h>
7#include <linux/libata.h>
8
9#include <asm/dma.h>
10#include <asm/ecard.h>
11
12#define DRV_NAME "pata_icside"
13
14#define ICS_IDENT_OFFSET 0x2280
15
16#define ICS_ARCIN_V5_INTRSTAT 0x0000
17#define ICS_ARCIN_V5_INTROFFSET 0x0004
18
19#define ICS_ARCIN_V6_INTROFFSET_1 0x2200
20#define ICS_ARCIN_V6_INTRSTAT_1 0x2290
21#define ICS_ARCIN_V6_INTROFFSET_2 0x3200
22#define ICS_ARCIN_V6_INTRSTAT_2 0x3290
23
24struct portinfo {
25 unsigned int dataoffset;
26 unsigned int ctrloffset;
27 unsigned int stepping;
28};
29
30static const struct portinfo pata_icside_portinfo_v5 = {
31 .dataoffset = 0x2800,
32 .ctrloffset = 0x2b80,
33 .stepping = 6,
34};
35
36static const struct portinfo pata_icside_portinfo_v6_1 = {
37 .dataoffset = 0x2000,
38 .ctrloffset = 0x2380,
39 .stepping = 6,
40};
41
42static const struct portinfo pata_icside_portinfo_v6_2 = {
43 .dataoffset = 0x3000,
44 .ctrloffset = 0x3380,
45 .stepping = 6,
46};
47
48#define PATA_ICSIDE_MAX_SG 128
49
50struct pata_icside_state {
51 void __iomem *irq_port;
52 void __iomem *ioc_base;
53 unsigned int type;
54 unsigned int dma;
55 struct {
56 u8 port_sel;
57 u8 disabled;
58 unsigned int speed[ATA_MAX_DEVICES];
59 } port[2];
60 struct scatterlist sg[PATA_ICSIDE_MAX_SG];
61};
62
63#define ICS_TYPE_A3IN 0
64#define ICS_TYPE_A3USER 1
65#define ICS_TYPE_V6 3
66#define ICS_TYPE_V5 15
67#define ICS_TYPE_NOTYPE ((unsigned int)-1)
68
69/* ---------------- Version 5 PCB Support Functions --------------------- */
70/* Prototype: pata_icside_irqenable_arcin_v5 (struct expansion_card *ec, int irqnr)
71 * Purpose : enable interrupts from card
72 */
73static void pata_icside_irqenable_arcin_v5 (struct expansion_card *ec, int irqnr)
74{
75 struct pata_icside_state *state = ec->irq_data;
76
77 writeb(0, state->irq_port + ICS_ARCIN_V5_INTROFFSET);
78}
79
80/* Prototype: pata_icside_irqdisable_arcin_v5 (struct expansion_card *ec, int irqnr)
81 * Purpose : disable interrupts from card
82 */
83static void pata_icside_irqdisable_arcin_v5 (struct expansion_card *ec, int irqnr)
84{
85 struct pata_icside_state *state = ec->irq_data;
86
87 readb(state->irq_port + ICS_ARCIN_V5_INTROFFSET);
88}
89
90static const expansioncard_ops_t pata_icside_ops_arcin_v5 = {
91 .irqenable = pata_icside_irqenable_arcin_v5,
92 .irqdisable = pata_icside_irqdisable_arcin_v5,
93};
94
95
96/* ---------------- Version 6 PCB Support Functions --------------------- */
97/* Prototype: pata_icside_irqenable_arcin_v6 (struct expansion_card *ec, int irqnr)
98 * Purpose : enable interrupts from card
99 */
100static void pata_icside_irqenable_arcin_v6 (struct expansion_card *ec, int irqnr)
101{
102 struct pata_icside_state *state = ec->irq_data;
103 void __iomem *base = state->irq_port;
104
105 if (!state->port[0].disabled)
106 writeb(0, base + ICS_ARCIN_V6_INTROFFSET_1);
107 if (!state->port[1].disabled)
108 writeb(0, base + ICS_ARCIN_V6_INTROFFSET_2);
109}
110
111/* Prototype: pata_icside_irqdisable_arcin_v6 (struct expansion_card *ec, int irqnr)
112 * Purpose : disable interrupts from card
113 */
114static void pata_icside_irqdisable_arcin_v6 (struct expansion_card *ec, int irqnr)
115{
116 struct pata_icside_state *state = ec->irq_data;
117
118 readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_1);
119 readb(state->irq_port + ICS_ARCIN_V6_INTROFFSET_2);
120}
121
122/* Prototype: pata_icside_irqprobe(struct expansion_card *ec)
123 * Purpose : detect an active interrupt from card
124 */
125static int pata_icside_irqpending_arcin_v6(struct expansion_card *ec)
126{
127 struct pata_icside_state *state = ec->irq_data;
128
129 return readb(state->irq_port + ICS_ARCIN_V6_INTRSTAT_1) & 1 ||
130 readb(state->irq_port + ICS_ARCIN_V6_INTRSTAT_2) & 1;
131}
132
133static const expansioncard_ops_t pata_icside_ops_arcin_v6 = {
134 .irqenable = pata_icside_irqenable_arcin_v6,
135 .irqdisable = pata_icside_irqdisable_arcin_v6,
136 .irqpending = pata_icside_irqpending_arcin_v6,
137};
138
139
140/*
141 * SG-DMA support.
142 *
143 * Similar to the BM-DMA, but we use the RiscPCs IOMD DMA controllers.
144 * There is only one DMA controller per card, which means that only
145 * one drive can be accessed at one time. NOTE! We do not enforce that
146 * here, but we rely on the main IDE driver spotting that both
147 * interfaces use the same IRQ, which should guarantee this.
148 */
149
150/*
151 * Configure the IOMD to give the appropriate timings for the transfer
152 * mode being requested. We take the advice of the ATA standards, and
153 * calculate the cycle time based on the transfer mode, and the EIDE
154 * MW DMA specs that the drive provides in the IDENTIFY command.
155 *
156 * We have the following IOMD DMA modes to choose from:
157 *
158 * Type Active Recovery Cycle
159 * A 250 (250) 312 (550) 562 (800)
160 * B 187 (200) 250 (550) 437 (750)
161 * C 125 (125) 125 (375) 250 (500)
162 * D 62 (50) 125 (375) 187 (425)
163 *
164 * (figures in brackets are actual measured timings on DIOR/DIOW)
165 *
166 * However, we also need to take care of the read/write active and
167 * recovery timings:
168 *
169 * Read Write
170 * Mode Active -- Recovery -- Cycle IOMD type
171 * MW0 215 50 215 480 A
172 * MW1 80 50 50 150 C
173 * MW2 70 25 25 120 C
174 */
175static void pata_icside_set_dmamode(struct ata_port *ap, struct ata_device *adev)
176{
177 struct pata_icside_state *state = ap->host->private_data;
178 struct ata_timing t;
179 unsigned int cycle;
180 char iomd_type;
181
182 /*
183 * DMA is based on a 16MHz clock
184 */
185 if (ata_timing_compute(adev, adev->dma_mode, &t, 1000, 1))
186 return;
187
188 /*
189 * Choose the IOMD cycle timing which ensure that the interface
190 * satisfies the measured active, recovery and cycle times.
191 */
192 if (t.active <= 50 && t.recover <= 375 && t.cycle <= 425)
193 iomd_type = 'D', cycle = 187;
194 else if (t.active <= 125 && t.recover <= 375 && t.cycle <= 500)
195 iomd_type = 'C', cycle = 250;
196 else if (t.active <= 200 && t.recover <= 550 && t.cycle <= 750)
197 iomd_type = 'B', cycle = 437;
198 else
199 iomd_type = 'A', cycle = 562;
200
201 ata_dev_printk(adev, KERN_INFO, "timings: act %dns rec %dns cyc %dns (%c)\n",
202 t.active, t.recover, t.cycle, iomd_type);
203
204 state->port[ap->port_no].speed[adev->devno] = cycle;
205}
206
207static void pata_icside_bmdma_setup(struct ata_queued_cmd *qc)
208{
209 struct ata_port *ap = qc->ap;
210 struct pata_icside_state *state = ap->host->private_data;
211 struct scatterlist *sg, *rsg = state->sg;
212 unsigned int write = qc->tf.flags & ATA_TFLAG_WRITE;
213
214 /*
215 * We are simplex; BUG if we try to fiddle with DMA
216 * while it's active.
217 */
218 BUG_ON(dma_channel_active(state->dma));
219
220 /*
221 * Copy ATAs scattered sg list into a contiguous array of sg
222 */
223 ata_for_each_sg(sg, qc) {
224 memcpy(rsg, sg, sizeof(*sg));
225 rsg++;
226 }
227
228 /*
229 * Route the DMA signals to the correct interface
230 */
231 writeb(state->port[ap->port_no].port_sel, state->ioc_base);
232
233 set_dma_speed(state->dma, state->port[ap->port_no].speed[qc->dev->devno]);
234 set_dma_sg(state->dma, state->sg, rsg - state->sg);
235 set_dma_mode(state->dma, write ? DMA_MODE_WRITE : DMA_MODE_READ);
236
237 /* issue r/w command */
238 ap->ops->exec_command(ap, &qc->tf);
239}
240
241static void pata_icside_bmdma_start(struct ata_queued_cmd *qc)
242{
243 struct ata_port *ap = qc->ap;
244 struct pata_icside_state *state = ap->host->private_data;
245
246 BUG_ON(dma_channel_active(state->dma));
247 enable_dma(state->dma);
248}
249
250static void pata_icside_bmdma_stop(struct ata_queued_cmd *qc)
251{
252 struct ata_port *ap = qc->ap;
253 struct pata_icside_state *state = ap->host->private_data;
254
255 disable_dma(state->dma);
256
257 /* see ata_bmdma_stop */
258 ata_altstatus(ap);
259}
260
261static u8 pata_icside_bmdma_status(struct ata_port *ap)
262{
263 struct pata_icside_state *state = ap->host->private_data;
264 void __iomem *irq_port;
265
266 irq_port = state->irq_port + (ap->port_no ? ICS_ARCIN_V6_INTRSTAT_2 :
267 ICS_ARCIN_V6_INTRSTAT_1);
268
269 return readb(irq_port) & 1 ? ATA_DMA_INTR : 0;
270}
271
272static int icside_dma_init(struct ata_probe_ent *ae, struct expansion_card *ec)
273{
274 struct pata_icside_state *state = ae->private_data;
275 int i;
276
277 for (i = 0; i < ATA_MAX_DEVICES; i++) {
278 state->port[0].speed[i] = 480;
279 state->port[1].speed[i] = 480;
280 }
281
282 if (ec->dma != NO_DMA && !request_dma(ec->dma, DRV_NAME)) {
283 state->dma = ec->dma;
284 ae->mwdma_mask = 0x07; /* MW0..2 */
285 }
286
287 return 0;
288}
289
290
291static int pata_icside_port_start(struct ata_port *ap)
292{
293 /* No PRD to alloc */
294 return ata_pad_alloc(ap, ap->dev);
295}
296
297static struct scsi_host_template pata_icside_sht = {
298 .module = THIS_MODULE,
299 .name = DRV_NAME,
300 .ioctl = ata_scsi_ioctl,
301 .queuecommand = ata_scsi_queuecmd,
302 .can_queue = ATA_DEF_QUEUE,
303 .this_id = ATA_SHT_THIS_ID,
304 .sg_tablesize = PATA_ICSIDE_MAX_SG,
305 .cmd_per_lun = ATA_SHT_CMD_PER_LUN,
306 .emulated = ATA_SHT_EMULATED,
307 .use_clustering = ATA_SHT_USE_CLUSTERING,
308 .proc_name = DRV_NAME,
309 .dma_boundary = ~0, /* no dma boundaries */
310 .slave_configure = ata_scsi_slave_config,
311 .slave_destroy = ata_scsi_slave_destroy,
312 .bios_param = ata_std_bios_param,
313};
314
315/* wish this was exported from libata-core */
316static void ata_dummy_noret(struct ata_port *port)
317{
318}
319
320/*
321 * We need to shut down unused ports to prevent spurious interrupts.
322 * FIXME: the libata core doesn't call this function for PATA interfaces.
323 */
324static void pata_icside_port_disable(struct ata_port *ap)
325{
326 struct pata_icside_state *state = ap->host->private_data;
327
328 ata_port_printk(ap, KERN_ERR, "disabling icside port\n");
329
330 ata_port_disable(ap);
331
332 state->port[ap->port_no].disabled = 1;
333
334 if (state->type == ICS_TYPE_V6) {
335 /*
336 * Disable interrupts from this port, otherwise we
337 * receive spurious interrupts from the floating
338 * interrupt line.
339 */
340 void __iomem *irq_port = state->irq_port +
341 (ap->port_no ? ICS_ARCIN_V6_INTROFFSET_2 : ICS_ARCIN_V6_INTROFFSET_1);
342 readb(irq_port);
343 }
344}
345
346static u8 pata_icside_irq_ack(struct ata_port *ap, unsigned int chk_drq)
347{
348 unsigned int bits = chk_drq ? ATA_BUSY | ATA_DRQ : ATA_BUSY;
349 u8 status;
350
351 status = ata_busy_wait(ap, bits, 1000);
352 if (status & bits)
353 if (ata_msg_err(ap))
354 printk(KERN_ERR "abnormal status 0x%X\n", status);
355
356 if (ata_msg_intr(ap))
357 printk(KERN_INFO "%s: irq ack: drv_stat 0x%X\n",
358 __FUNCTION__, status);
359
360 return status;
361}
362
363static struct ata_port_operations pata_icside_port_ops = {
364 .port_disable = pata_icside_port_disable,
365
366 .set_dmamode = pata_icside_set_dmamode,
367
368 .tf_load = ata_tf_load,
369 .tf_read = ata_tf_read,
370 .exec_command = ata_exec_command,
371 .check_status = ata_check_status,
372 .dev_select = ata_std_dev_select,
373
374 .bmdma_setup = pata_icside_bmdma_setup,
375 .bmdma_start = pata_icside_bmdma_start,
376
377 .data_xfer = ata_data_xfer_noirq,
378
379 /* no need to build any PRD tables for DMA */
380 .qc_prep = ata_noop_qc_prep,
381 .qc_issue = ata_qc_issue_prot,
382
383 .freeze = ata_bmdma_freeze,
384 .thaw = ata_bmdma_thaw,
385 .error_handler = ata_bmdma_error_handler,
386 .post_internal_cmd = pata_icside_bmdma_stop,
387
388 .irq_handler = ata_interrupt,
389 .irq_clear = ata_dummy_noret,
390 .irq_on = ata_irq_on,
391 .irq_ack = pata_icside_irq_ack,
392
393 .port_start = pata_icside_port_start,
394
395 .bmdma_stop = pata_icside_bmdma_stop,
396 .bmdma_status = pata_icside_bmdma_status,
397};
398
399static void
400pata_icside_add_port(struct ata_probe_ent *ae, void __iomem *base,
401 const struct portinfo *info)
402{
403 struct ata_ioports *ioaddr = &ae->port[ae->n_ports++];
404 void __iomem *cmd = base + info->dataoffset;
405
406 ioaddr->cmd_addr = cmd;
407 ioaddr->data_addr = cmd + (ATA_REG_DATA << info->stepping);
408 ioaddr->error_addr = cmd + (ATA_REG_ERR << info->stepping);
409 ioaddr->feature_addr = cmd + (ATA_REG_FEATURE << info->stepping);
410 ioaddr->nsect_addr = cmd + (ATA_REG_NSECT << info->stepping);
411 ioaddr->lbal_addr = cmd + (ATA_REG_LBAL << info->stepping);
412 ioaddr->lbam_addr = cmd + (ATA_REG_LBAM << info->stepping);
413 ioaddr->lbah_addr = cmd + (ATA_REG_LBAH << info->stepping);
414 ioaddr->device_addr = cmd + (ATA_REG_DEVICE << info->stepping);
415 ioaddr->status_addr = cmd + (ATA_REG_STATUS << info->stepping);
416 ioaddr->command_addr = cmd + (ATA_REG_CMD << info->stepping);
417
418 ioaddr->ctl_addr = base + info->ctrloffset;
419 ioaddr->altstatus_addr = ioaddr->ctl_addr;
420}
421
422static int __init
423pata_icside_register_v5(struct ata_probe_ent *ae, struct expansion_card *ec)
424{
425 struct pata_icside_state *state = ae->private_data;
426 void __iomem *base;
427
Russell King10bdaaa2007-05-10 18:40:51 +0100428 base = ecardm_iomap(info->ec, ECARD_RES_MEMC, 0, 0);
Russell King73b6a2b2007-05-03 09:55:52 +0100429 if (!base)
430 return -ENOMEM;
431
432 state->irq_port = base;
433
434 ec->irqaddr = base + ICS_ARCIN_V5_INTRSTAT;
435 ec->irqmask = 1;
Russell Kingc7b87f32007-05-10 16:46:13 +0100436
437 ecard_setirq(ec, &pata_icside_ops_arcin_v5, state);
Russell King73b6a2b2007-05-03 09:55:52 +0100438
439 /*
440 * Be on the safe side - disable interrupts
441 */
442 ec->ops->irqdisable(ec, ec->irq);
443
444 pata_icside_add_port(ae, base, &pata_icside_portinfo_v5);
445
446 return 0;
447}
448
449static int __init
450pata_icside_register_v6(struct ata_probe_ent *ae, struct expansion_card *ec)
451{
452 struct pata_icside_state *state = ae->private_data;
453 void __iomem *ioc_base, *easi_base;
454 unsigned int sel = 0;
Russell King73b6a2b2007-05-03 09:55:52 +0100455
Russell King10bdaaa2007-05-10 18:40:51 +0100456 ioc_base = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0);
457 if (!ioc_base)
458 return -ENOMEM;
Russell King73b6a2b2007-05-03 09:55:52 +0100459
460 easi_base = ioc_base;
461
462 if (ecard_resource_flags(ec, ECARD_RES_EASI)) {
Russell King10bdaaa2007-05-10 18:40:51 +0100463 easi_base = ecardm_iomap(ec, ECARD_RES_EASI, 0, 0);
464 if (!easi_base)
465 return -ENOMEM;
Russell King73b6a2b2007-05-03 09:55:52 +0100466
467 /*
468 * Enable access to the EASI region.
469 */
470 sel = 1 << 5;
471 }
472
473 writeb(sel, ioc_base);
474
Russell Kingc7b87f32007-05-10 16:46:13 +0100475 ecard_setirq(ec, &pata_icside_ops_arcin_v6, state);
Russell King73b6a2b2007-05-03 09:55:52 +0100476
477 state->irq_port = easi_base;
478 state->ioc_base = ioc_base;
479 state->port[0].port_sel = sel;
480 state->port[1].port_sel = sel | 1;
481
482 /*
483 * Be on the safe side - disable interrupts
484 */
485 ec->ops->irqdisable(ec, ec->irq);
486
487 /*
488 * Find and register the interfaces.
489 */
490 pata_icside_add_port(ae, easi_base, &pata_icside_portinfo_v6_1);
491 pata_icside_add_port(ae, easi_base, &pata_icside_portinfo_v6_2);
492
493 /*
494 * FIXME: work around libata's aversion to calling port_disable.
495 * This permanently disables interrupts on port 0 - bad luck if
496 * you have a drive on that port.
497 */
498 state->port[0].disabled = 1;
499
500 return icside_dma_init(ae, ec);
501
Russell King73b6a2b2007-05-03 09:55:52 +0100502}
503
504static int __devinit
505pata_icside_probe(struct expansion_card *ec, const struct ecard_id *id)
506{
507 struct pata_icside_state *state;
508 struct ata_probe_ent ae;
509 void __iomem *idmem;
510 int ret;
511
512 ret = ecard_request_resources(ec);
513 if (ret)
514 goto out;
515
516 state = kzalloc(sizeof(struct pata_icside_state), GFP_KERNEL);
517 if (!state) {
518 ret = -ENOMEM;
519 goto release;
520 }
521
522 state->type = ICS_TYPE_NOTYPE;
523 state->dma = NO_DMA;
524
Russell King10bdaaa2007-05-10 18:40:51 +0100525 idmem = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0);
Russell King73b6a2b2007-05-03 09:55:52 +0100526 if (idmem) {
527 unsigned int type;
528
529 type = readb(idmem + ICS_IDENT_OFFSET) & 1;
530 type |= (readb(idmem + ICS_IDENT_OFFSET + 4) & 1) << 1;
531 type |= (readb(idmem + ICS_IDENT_OFFSET + 8) & 1) << 2;
532 type |= (readb(idmem + ICS_IDENT_OFFSET + 12) & 1) << 3;
Russell King10bdaaa2007-05-10 18:40:51 +0100533 ecardm_iounmap(ec, idmem);
Russell King73b6a2b2007-05-03 09:55:52 +0100534
535 state->type = type;
536 }
537
538 memset(&ae, 0, sizeof(ae));
539 INIT_LIST_HEAD(&ae.node);
540 ae.dev = &ec->dev;
541 ae.port_ops = &pata_icside_port_ops;
542 ae.sht = &pata_icside_sht;
543 ae.pio_mask = 0x1f;
544 ae.irq = ec->irq;
545 ae.port_flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST;
546 ae._host_flags = ATA_HOST_SIMPLEX;
547 ae.private_data = state;
548
549 switch (state->type) {
550 case ICS_TYPE_A3IN:
551 dev_warn(&ec->dev, "A3IN unsupported\n");
552 ret = -ENODEV;
553 break;
554
555 case ICS_TYPE_A3USER:
556 dev_warn(&ec->dev, "A3USER unsupported\n");
557 ret = -ENODEV;
558 break;
559
560 case ICS_TYPE_V5:
561 ret = pata_icside_register_v5(&ae, ec);
562 break;
563
564 case ICS_TYPE_V6:
565 ret = pata_icside_register_v6(&ae, ec);
566 break;
567
568 default:
569 dev_warn(&ec->dev, "unknown interface type\n");
570 ret = -ENODEV;
571 break;
572 }
573
574 if (ret == 0)
575 ret = ata_device_add(&ae) == 0 ? -ENODEV : 0;
576
577 if (ret == 0)
578 goto out;
579
580 kfree(state);
581 release:
582 ecard_release_resources(ec);
583 out:
584 return ret;
585}
586
587static void pata_icside_shutdown(struct expansion_card *ec)
588{
589 struct ata_host *host = ecard_get_drvdata(ec);
590 unsigned long flags;
591
592 /*
593 * Disable interrupts from this card. We need to do
594 * this before disabling EASI since we may be accessing
595 * this register via that region.
596 */
597 local_irq_save(flags);
Russell Kingc7b87f32007-05-10 16:46:13 +0100598 ec->ops->irqdisable(ec, ec->irq);
Russell King73b6a2b2007-05-03 09:55:52 +0100599 local_irq_restore(flags);
600
601 /*
602 * Reset the ROM pointer so that we can read the ROM
603 * after a soft reboot. This also disables access to
604 * the IDE taskfile via the EASI region.
605 */
606 if (host) {
607 struct pata_icside_state *state = host->private_data;
608 if (state->ioc_base)
609 writeb(0, state->ioc_base);
610 }
611}
612
613static void __devexit pata_icside_remove(struct expansion_card *ec)
614{
615 struct ata_host *host = ecard_get_drvdata(ec);
616 struct pata_icside_state *state = host->private_data;
617
618 ata_host_detach(host);
619
620 pata_icside_shutdown(ec);
621
622 /*
623 * don't NULL out the drvdata - devres/libata wants it
624 * to free the ata_host structure.
625 */
Russell King73b6a2b2007-05-03 09:55:52 +0100626 if (state->dma != NO_DMA)
627 free_dma(state->dma);
Russell King73b6a2b2007-05-03 09:55:52 +0100628
629 kfree(state);
630 ecard_release_resources(ec);
631}
632
633static const struct ecard_id pata_icside_ids[] = {
634 { MANU_ICS, PROD_ICS_IDE },
635 { MANU_ICS2, PROD_ICS2_IDE },
636 { 0xffff, 0xffff }
637};
638
639static struct ecard_driver pata_icside_driver = {
640 .probe = pata_icside_probe,
641 .remove = __devexit_p(pata_icside_remove),
642 .shutdown = pata_icside_shutdown,
643 .id_table = pata_icside_ids,
644 .drv = {
645 .name = DRV_NAME,
646 },
647};
648
649static int __init pata_icside_init(void)
650{
651 return ecard_register_driver(&pata_icside_driver);
652}
653
654static void __exit pata_icside_exit(void)
655{
656 ecard_remove_driver(&pata_icside_driver);
657}
658
659MODULE_AUTHOR("Russell King <rmk@arm.linux.org.uk>");
660MODULE_LICENSE("GPL");
661MODULE_DESCRIPTION("ICS PATA driver");
662
663module_init(pata_icside_init);
664module_exit(pata_icside_exit);