xref: /openbmc/linux/drivers/net/dsa/mv88e6xxx/chip.c (revision 64d85cc9)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * Marvell 88e6xxx Ethernet switch single-chip support
4  *
5  * Copyright (c) 2008 Marvell Semiconductor
6  *
7  * Copyright (c) 2016 Andrew Lunn <andrew@lunn.ch>
8  *
9  * Copyright (c) 2016-2017 Savoir-faire Linux Inc.
10  *	Vivien Didelot <vivien.didelot@savoirfairelinux.com>
11  */
12 
13 #include <linux/delay.h>
14 #include <linux/etherdevice.h>
15 #include <linux/ethtool.h>
16 #include <linux/if_bridge.h>
17 #include <linux/interrupt.h>
18 #include <linux/irq.h>
19 #include <linux/irqdomain.h>
20 #include <linux/jiffies.h>
21 #include <linux/list.h>
22 #include <linux/mdio.h>
23 #include <linux/module.h>
24 #include <linux/of_device.h>
25 #include <linux/of_irq.h>
26 #include <linux/of_mdio.h>
27 #include <linux/platform_data/mv88e6xxx.h>
28 #include <linux/netdevice.h>
29 #include <linux/gpio/consumer.h>
30 #include <linux/phy.h>
31 #include <linux/phylink.h>
32 #include <net/dsa.h>
33 
34 #include "chip.h"
35 #include "global1.h"
36 #include "global2.h"
37 #include "hwtstamp.h"
38 #include "phy.h"
39 #include "port.h"
40 #include "ptp.h"
41 #include "serdes.h"
42 #include "smi.h"
43 
44 static void assert_reg_lock(struct mv88e6xxx_chip *chip)
45 {
46 	if (unlikely(!mutex_is_locked(&chip->reg_lock))) {
47 		dev_err(chip->dev, "Switch registers lock not held!\n");
48 		dump_stack();
49 	}
50 }
51 
52 int mv88e6xxx_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val)
53 {
54 	int err;
55 
56 	assert_reg_lock(chip);
57 
58 	err = mv88e6xxx_smi_read(chip, addr, reg, val);
59 	if (err)
60 		return err;
61 
62 	dev_dbg(chip->dev, "<- addr: 0x%.2x reg: 0x%.2x val: 0x%.4x\n",
63 		addr, reg, *val);
64 
65 	return 0;
66 }
67 
68 int mv88e6xxx_write(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val)
69 {
70 	int err;
71 
72 	assert_reg_lock(chip);
73 
74 	err = mv88e6xxx_smi_write(chip, addr, reg, val);
75 	if (err)
76 		return err;
77 
78 	dev_dbg(chip->dev, "-> addr: 0x%.2x reg: 0x%.2x val: 0x%.4x\n",
79 		addr, reg, val);
80 
81 	return 0;
82 }
83 
84 struct mii_bus *mv88e6xxx_default_mdio_bus(struct mv88e6xxx_chip *chip)
85 {
86 	struct mv88e6xxx_mdio_bus *mdio_bus;
87 
88 	mdio_bus = list_first_entry(&chip->mdios, struct mv88e6xxx_mdio_bus,
89 				    list);
90 	if (!mdio_bus)
91 		return NULL;
92 
93 	return mdio_bus->bus;
94 }
95 
96 static void mv88e6xxx_g1_irq_mask(struct irq_data *d)
97 {
98 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
99 	unsigned int n = d->hwirq;
100 
101 	chip->g1_irq.masked |= (1 << n);
102 }
103 
104 static void mv88e6xxx_g1_irq_unmask(struct irq_data *d)
105 {
106 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
107 	unsigned int n = d->hwirq;
108 
109 	chip->g1_irq.masked &= ~(1 << n);
110 }
111 
112 static irqreturn_t mv88e6xxx_g1_irq_thread_work(struct mv88e6xxx_chip *chip)
113 {
114 	unsigned int nhandled = 0;
115 	unsigned int sub_irq;
116 	unsigned int n;
117 	u16 reg;
118 	u16 ctl1;
119 	int err;
120 
121 	mutex_lock(&chip->reg_lock);
122 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
123 	mutex_unlock(&chip->reg_lock);
124 
125 	if (err)
126 		goto out;
127 
128 	do {
129 		for (n = 0; n < chip->g1_irq.nirqs; ++n) {
130 			if (reg & (1 << n)) {
131 				sub_irq = irq_find_mapping(chip->g1_irq.domain,
132 							   n);
133 				handle_nested_irq(sub_irq);
134 				++nhandled;
135 			}
136 		}
137 
138 		mutex_lock(&chip->reg_lock);
139 		err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &ctl1);
140 		if (err)
141 			goto unlock;
142 		err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
143 unlock:
144 		mutex_unlock(&chip->reg_lock);
145 		if (err)
146 			goto out;
147 		ctl1 &= GENMASK(chip->g1_irq.nirqs, 0);
148 	} while (reg & ctl1);
149 
150 out:
151 	return (nhandled > 0 ? IRQ_HANDLED : IRQ_NONE);
152 }
153 
154 static irqreturn_t mv88e6xxx_g1_irq_thread_fn(int irq, void *dev_id)
155 {
156 	struct mv88e6xxx_chip *chip = dev_id;
157 
158 	return mv88e6xxx_g1_irq_thread_work(chip);
159 }
160 
161 static void mv88e6xxx_g1_irq_bus_lock(struct irq_data *d)
162 {
163 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
164 
165 	mutex_lock(&chip->reg_lock);
166 }
167 
168 static void mv88e6xxx_g1_irq_bus_sync_unlock(struct irq_data *d)
169 {
170 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
171 	u16 mask = GENMASK(chip->g1_irq.nirqs, 0);
172 	u16 reg;
173 	int err;
174 
175 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &reg);
176 	if (err)
177 		goto out;
178 
179 	reg &= ~mask;
180 	reg |= (~chip->g1_irq.masked & mask);
181 
182 	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, reg);
183 	if (err)
184 		goto out;
185 
186 out:
187 	mutex_unlock(&chip->reg_lock);
188 }
189 
190 static const struct irq_chip mv88e6xxx_g1_irq_chip = {
191 	.name			= "mv88e6xxx-g1",
192 	.irq_mask		= mv88e6xxx_g1_irq_mask,
193 	.irq_unmask		= mv88e6xxx_g1_irq_unmask,
194 	.irq_bus_lock		= mv88e6xxx_g1_irq_bus_lock,
195 	.irq_bus_sync_unlock	= mv88e6xxx_g1_irq_bus_sync_unlock,
196 };
197 
198 static int mv88e6xxx_g1_irq_domain_map(struct irq_domain *d,
199 				       unsigned int irq,
200 				       irq_hw_number_t hwirq)
201 {
202 	struct mv88e6xxx_chip *chip = d->host_data;
203 
204 	irq_set_chip_data(irq, d->host_data);
205 	irq_set_chip_and_handler(irq, &chip->g1_irq.chip, handle_level_irq);
206 	irq_set_noprobe(irq);
207 
208 	return 0;
209 }
210 
211 static const struct irq_domain_ops mv88e6xxx_g1_irq_domain_ops = {
212 	.map	= mv88e6xxx_g1_irq_domain_map,
213 	.xlate	= irq_domain_xlate_twocell,
214 };
215 
216 /* To be called with reg_lock held */
217 static void mv88e6xxx_g1_irq_free_common(struct mv88e6xxx_chip *chip)
218 {
219 	int irq, virq;
220 	u16 mask;
221 
222 	mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &mask);
223 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
224 	mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
225 
226 	for (irq = 0; irq < chip->g1_irq.nirqs; irq++) {
227 		virq = irq_find_mapping(chip->g1_irq.domain, irq);
228 		irq_dispose_mapping(virq);
229 	}
230 
231 	irq_domain_remove(chip->g1_irq.domain);
232 }
233 
234 static void mv88e6xxx_g1_irq_free(struct mv88e6xxx_chip *chip)
235 {
236 	/*
237 	 * free_irq must be called without reg_lock taken because the irq
238 	 * handler takes this lock, too.
239 	 */
240 	free_irq(chip->irq, chip);
241 
242 	mutex_lock(&chip->reg_lock);
243 	mv88e6xxx_g1_irq_free_common(chip);
244 	mutex_unlock(&chip->reg_lock);
245 }
246 
247 static int mv88e6xxx_g1_irq_setup_common(struct mv88e6xxx_chip *chip)
248 {
249 	int err, irq, virq;
250 	u16 reg, mask;
251 
252 	chip->g1_irq.nirqs = chip->info->g1_irqs;
253 	chip->g1_irq.domain = irq_domain_add_simple(
254 		NULL, chip->g1_irq.nirqs, 0,
255 		&mv88e6xxx_g1_irq_domain_ops, chip);
256 	if (!chip->g1_irq.domain)
257 		return -ENOMEM;
258 
259 	for (irq = 0; irq < chip->g1_irq.nirqs; irq++)
260 		irq_create_mapping(chip->g1_irq.domain, irq);
261 
262 	chip->g1_irq.chip = mv88e6xxx_g1_irq_chip;
263 	chip->g1_irq.masked = ~0;
264 
265 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &mask);
266 	if (err)
267 		goto out_mapping;
268 
269 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
270 
271 	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
272 	if (err)
273 		goto out_disable;
274 
275 	/* Reading the interrupt status clears (most of) them */
276 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
277 	if (err)
278 		goto out_disable;
279 
280 	return 0;
281 
282 out_disable:
283 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
284 	mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
285 
286 out_mapping:
287 	for (irq = 0; irq < 16; irq++) {
288 		virq = irq_find_mapping(chip->g1_irq.domain, irq);
289 		irq_dispose_mapping(virq);
290 	}
291 
292 	irq_domain_remove(chip->g1_irq.domain);
293 
294 	return err;
295 }
296 
297 static int mv88e6xxx_g1_irq_setup(struct mv88e6xxx_chip *chip)
298 {
299 	static struct lock_class_key lock_key;
300 	static struct lock_class_key request_key;
301 	int err;
302 
303 	err = mv88e6xxx_g1_irq_setup_common(chip);
304 	if (err)
305 		return err;
306 
307 	/* These lock classes tells lockdep that global 1 irqs are in
308 	 * a different category than their parent GPIO, so it won't
309 	 * report false recursion.
310 	 */
311 	irq_set_lockdep_class(chip->irq, &lock_key, &request_key);
312 
313 	mutex_unlock(&chip->reg_lock);
314 	err = request_threaded_irq(chip->irq, NULL,
315 				   mv88e6xxx_g1_irq_thread_fn,
316 				   IRQF_ONESHOT | IRQF_SHARED,
317 				   dev_name(chip->dev), chip);
318 	mutex_lock(&chip->reg_lock);
319 	if (err)
320 		mv88e6xxx_g1_irq_free_common(chip);
321 
322 	return err;
323 }
324 
325 static void mv88e6xxx_irq_poll(struct kthread_work *work)
326 {
327 	struct mv88e6xxx_chip *chip = container_of(work,
328 						   struct mv88e6xxx_chip,
329 						   irq_poll_work.work);
330 	mv88e6xxx_g1_irq_thread_work(chip);
331 
332 	kthread_queue_delayed_work(chip->kworker, &chip->irq_poll_work,
333 				   msecs_to_jiffies(100));
334 }
335 
336 static int mv88e6xxx_irq_poll_setup(struct mv88e6xxx_chip *chip)
337 {
338 	int err;
339 
340 	err = mv88e6xxx_g1_irq_setup_common(chip);
341 	if (err)
342 		return err;
343 
344 	kthread_init_delayed_work(&chip->irq_poll_work,
345 				  mv88e6xxx_irq_poll);
346 
347 	chip->kworker = kthread_create_worker(0, "%s", dev_name(chip->dev));
348 	if (IS_ERR(chip->kworker))
349 		return PTR_ERR(chip->kworker);
350 
351 	kthread_queue_delayed_work(chip->kworker, &chip->irq_poll_work,
352 				   msecs_to_jiffies(100));
353 
354 	return 0;
355 }
356 
357 static void mv88e6xxx_irq_poll_free(struct mv88e6xxx_chip *chip)
358 {
359 	kthread_cancel_delayed_work_sync(&chip->irq_poll_work);
360 	kthread_destroy_worker(chip->kworker);
361 
362 	mutex_lock(&chip->reg_lock);
363 	mv88e6xxx_g1_irq_free_common(chip);
364 	mutex_unlock(&chip->reg_lock);
365 }
366 
367 int mv88e6xxx_wait(struct mv88e6xxx_chip *chip, int addr, int reg, u16 mask)
368 {
369 	int i;
370 
371 	for (i = 0; i < 16; i++) {
372 		u16 val;
373 		int err;
374 
375 		err = mv88e6xxx_read(chip, addr, reg, &val);
376 		if (err)
377 			return err;
378 
379 		if (!(val & mask))
380 			return 0;
381 
382 		usleep_range(1000, 2000);
383 	}
384 
385 	dev_err(chip->dev, "Timeout while waiting for switch\n");
386 	return -ETIMEDOUT;
387 }
388 
389 /* Indirect write to single pointer-data register with an Update bit */
390 int mv88e6xxx_update(struct mv88e6xxx_chip *chip, int addr, int reg, u16 update)
391 {
392 	u16 val;
393 	int err;
394 
395 	/* Wait until the previous operation is completed */
396 	err = mv88e6xxx_wait(chip, addr, reg, BIT(15));
397 	if (err)
398 		return err;
399 
400 	/* Set the Update bit to trigger a write operation */
401 	val = BIT(15) | update;
402 
403 	return mv88e6xxx_write(chip, addr, reg, val);
404 }
405 
406 int mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip *chip, int port, int link,
407 			     int speed, int duplex, int pause,
408 			     phy_interface_t mode)
409 {
410 	struct phylink_link_state state;
411 	int err;
412 
413 	if (!chip->info->ops->port_set_link)
414 		return 0;
415 
416 	if (!chip->info->ops->port_link_state)
417 		return 0;
418 
419 	err = chip->info->ops->port_link_state(chip, port, &state);
420 	if (err)
421 		return err;
422 
423 	/* Has anything actually changed? We don't expect the
424 	 * interface mode to change without one of the other
425 	 * parameters also changing
426 	 */
427 	if (state.link == link &&
428 	    state.speed == speed &&
429 	    state.duplex == duplex)
430 		return 0;
431 
432 	/* Port's MAC control must not be changed unless the link is down */
433 	err = chip->info->ops->port_set_link(chip, port, 0);
434 	if (err)
435 		return err;
436 
437 	if (chip->info->ops->port_set_speed) {
438 		err = chip->info->ops->port_set_speed(chip, port, speed);
439 		if (err && err != -EOPNOTSUPP)
440 			goto restore_link;
441 	}
442 
443 	if (speed == SPEED_MAX && chip->info->ops->port_max_speed_mode)
444 		mode = chip->info->ops->port_max_speed_mode(port);
445 
446 	if (chip->info->ops->port_set_pause) {
447 		err = chip->info->ops->port_set_pause(chip, port, pause);
448 		if (err)
449 			goto restore_link;
450 	}
451 
452 	if (chip->info->ops->port_set_duplex) {
453 		err = chip->info->ops->port_set_duplex(chip, port, duplex);
454 		if (err && err != -EOPNOTSUPP)
455 			goto restore_link;
456 	}
457 
458 	if (chip->info->ops->port_set_rgmii_delay) {
459 		err = chip->info->ops->port_set_rgmii_delay(chip, port, mode);
460 		if (err && err != -EOPNOTSUPP)
461 			goto restore_link;
462 	}
463 
464 	if (chip->info->ops->port_set_cmode) {
465 		err = chip->info->ops->port_set_cmode(chip, port, mode);
466 		if (err && err != -EOPNOTSUPP)
467 			goto restore_link;
468 	}
469 
470 	err = 0;
471 restore_link:
472 	if (chip->info->ops->port_set_link(chip, port, link))
473 		dev_err(chip->dev, "p%d: failed to restore MAC's link\n", port);
474 
475 	return err;
476 }
477 
478 static int mv88e6xxx_phy_is_internal(struct dsa_switch *ds, int port)
479 {
480 	struct mv88e6xxx_chip *chip = ds->priv;
481 
482 	return port < chip->info->num_internal_phys;
483 }
484 
485 /* We expect the switch to perform auto negotiation if there is a real
486  * phy. However, in the case of a fixed link phy, we force the port
487  * settings from the fixed link settings.
488  */
489 static void mv88e6xxx_adjust_link(struct dsa_switch *ds, int port,
490 				  struct phy_device *phydev)
491 {
492 	struct mv88e6xxx_chip *chip = ds->priv;
493 	int err;
494 
495 	if (!phy_is_pseudo_fixed_link(phydev) &&
496 	    mv88e6xxx_phy_is_internal(ds, port))
497 		return;
498 
499 	mutex_lock(&chip->reg_lock);
500 	err = mv88e6xxx_port_setup_mac(chip, port, phydev->link, phydev->speed,
501 				       phydev->duplex, phydev->pause,
502 				       phydev->interface);
503 	mutex_unlock(&chip->reg_lock);
504 
505 	if (err && err != -EOPNOTSUPP)
506 		dev_err(ds->dev, "p%d: failed to configure MAC\n", port);
507 }
508 
509 static void mv88e6065_phylink_validate(struct mv88e6xxx_chip *chip, int port,
510 				       unsigned long *mask,
511 				       struct phylink_link_state *state)
512 {
513 	if (!phy_interface_mode_is_8023z(state->interface)) {
514 		/* 10M and 100M are only supported in non-802.3z mode */
515 		phylink_set(mask, 10baseT_Half);
516 		phylink_set(mask, 10baseT_Full);
517 		phylink_set(mask, 100baseT_Half);
518 		phylink_set(mask, 100baseT_Full);
519 	}
520 }
521 
522 static void mv88e6185_phylink_validate(struct mv88e6xxx_chip *chip, int port,
523 				       unsigned long *mask,
524 				       struct phylink_link_state *state)
525 {
526 	/* FIXME: if the port is in 1000Base-X mode, then it only supports
527 	 * 1000M FD speeds.  In this case, CMODE will indicate 5.
528 	 */
529 	phylink_set(mask, 1000baseT_Full);
530 	phylink_set(mask, 1000baseX_Full);
531 
532 	mv88e6065_phylink_validate(chip, port, mask, state);
533 }
534 
535 static void mv88e6341_phylink_validate(struct mv88e6xxx_chip *chip, int port,
536 				       unsigned long *mask,
537 				       struct phylink_link_state *state)
538 {
539 	if (port >= 5)
540 		phylink_set(mask, 2500baseX_Full);
541 
542 	/* No ethtool bits for 200Mbps */
543 	phylink_set(mask, 1000baseT_Full);
544 	phylink_set(mask, 1000baseX_Full);
545 
546 	mv88e6065_phylink_validate(chip, port, mask, state);
547 }
548 
549 static void mv88e6352_phylink_validate(struct mv88e6xxx_chip *chip, int port,
550 				       unsigned long *mask,
551 				       struct phylink_link_state *state)
552 {
553 	/* No ethtool bits for 200Mbps */
554 	phylink_set(mask, 1000baseT_Full);
555 	phylink_set(mask, 1000baseX_Full);
556 
557 	mv88e6065_phylink_validate(chip, port, mask, state);
558 }
559 
560 static void mv88e6390_phylink_validate(struct mv88e6xxx_chip *chip, int port,
561 				       unsigned long *mask,
562 				       struct phylink_link_state *state)
563 {
564 	if (port >= 9) {
565 		phylink_set(mask, 2500baseX_Full);
566 		phylink_set(mask, 2500baseT_Full);
567 	}
568 
569 	/* No ethtool bits for 200Mbps */
570 	phylink_set(mask, 1000baseT_Full);
571 	phylink_set(mask, 1000baseX_Full);
572 
573 	mv88e6065_phylink_validate(chip, port, mask, state);
574 }
575 
576 static void mv88e6390x_phylink_validate(struct mv88e6xxx_chip *chip, int port,
577 					unsigned long *mask,
578 					struct phylink_link_state *state)
579 {
580 	if (port >= 9) {
581 		phylink_set(mask, 10000baseT_Full);
582 		phylink_set(mask, 10000baseKR_Full);
583 	}
584 
585 	mv88e6390_phylink_validate(chip, port, mask, state);
586 }
587 
588 static void mv88e6xxx_validate(struct dsa_switch *ds, int port,
589 			       unsigned long *supported,
590 			       struct phylink_link_state *state)
591 {
592 	__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
593 	struct mv88e6xxx_chip *chip = ds->priv;
594 
595 	/* Allow all the expected bits */
596 	phylink_set(mask, Autoneg);
597 	phylink_set(mask, Pause);
598 	phylink_set_port_modes(mask);
599 
600 	if (chip->info->ops->phylink_validate)
601 		chip->info->ops->phylink_validate(chip, port, mask, state);
602 
603 	bitmap_and(supported, supported, mask, __ETHTOOL_LINK_MODE_MASK_NBITS);
604 	bitmap_and(state->advertising, state->advertising, mask,
605 		   __ETHTOOL_LINK_MODE_MASK_NBITS);
606 
607 	/* We can only operate at 2500BaseX or 1000BaseX.  If requested
608 	 * to advertise both, only report advertising at 2500BaseX.
609 	 */
610 	phylink_helper_basex_speed(state);
611 }
612 
613 static int mv88e6xxx_link_state(struct dsa_switch *ds, int port,
614 				struct phylink_link_state *state)
615 {
616 	struct mv88e6xxx_chip *chip = ds->priv;
617 	int err;
618 
619 	mutex_lock(&chip->reg_lock);
620 	if (chip->info->ops->port_link_state)
621 		err = chip->info->ops->port_link_state(chip, port, state);
622 	else
623 		err = -EOPNOTSUPP;
624 	mutex_unlock(&chip->reg_lock);
625 
626 	return err;
627 }
628 
629 static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port,
630 				 unsigned int mode,
631 				 const struct phylink_link_state *state)
632 {
633 	struct mv88e6xxx_chip *chip = ds->priv;
634 	int speed, duplex, link, pause, err;
635 
636 	if ((mode == MLO_AN_PHY) && mv88e6xxx_phy_is_internal(ds, port))
637 		return;
638 
639 	if (mode == MLO_AN_FIXED) {
640 		link = LINK_FORCED_UP;
641 		speed = state->speed;
642 		duplex = state->duplex;
643 	} else if (!mv88e6xxx_phy_is_internal(ds, port)) {
644 		link = state->link;
645 		speed = state->speed;
646 		duplex = state->duplex;
647 	} else {
648 		speed = SPEED_UNFORCED;
649 		duplex = DUPLEX_UNFORCED;
650 		link = LINK_UNFORCED;
651 	}
652 	pause = !!phylink_test(state->advertising, Pause);
653 
654 	mutex_lock(&chip->reg_lock);
655 	err = mv88e6xxx_port_setup_mac(chip, port, link, speed, duplex, pause,
656 				       state->interface);
657 	mutex_unlock(&chip->reg_lock);
658 
659 	if (err && err != -EOPNOTSUPP)
660 		dev_err(ds->dev, "p%d: failed to configure MAC\n", port);
661 }
662 
663 static void mv88e6xxx_mac_link_force(struct dsa_switch *ds, int port, int link)
664 {
665 	struct mv88e6xxx_chip *chip = ds->priv;
666 	int err;
667 
668 	mutex_lock(&chip->reg_lock);
669 	err = chip->info->ops->port_set_link(chip, port, link);
670 	mutex_unlock(&chip->reg_lock);
671 
672 	if (err)
673 		dev_err(chip->dev, "p%d: failed to force MAC link\n", port);
674 }
675 
676 static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port,
677 				    unsigned int mode,
678 				    phy_interface_t interface)
679 {
680 	if (mode == MLO_AN_FIXED)
681 		mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_DOWN);
682 }
683 
684 static void mv88e6xxx_mac_link_up(struct dsa_switch *ds, int port,
685 				  unsigned int mode, phy_interface_t interface,
686 				  struct phy_device *phydev)
687 {
688 	if (mode == MLO_AN_FIXED)
689 		mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_UP);
690 }
691 
692 static int mv88e6xxx_stats_snapshot(struct mv88e6xxx_chip *chip, int port)
693 {
694 	if (!chip->info->ops->stats_snapshot)
695 		return -EOPNOTSUPP;
696 
697 	return chip->info->ops->stats_snapshot(chip, port);
698 }
699 
700 static struct mv88e6xxx_hw_stat mv88e6xxx_hw_stats[] = {
701 	{ "in_good_octets",		8, 0x00, STATS_TYPE_BANK0, },
702 	{ "in_bad_octets",		4, 0x02, STATS_TYPE_BANK0, },
703 	{ "in_unicast",			4, 0x04, STATS_TYPE_BANK0, },
704 	{ "in_broadcasts",		4, 0x06, STATS_TYPE_BANK0, },
705 	{ "in_multicasts",		4, 0x07, STATS_TYPE_BANK0, },
706 	{ "in_pause",			4, 0x16, STATS_TYPE_BANK0, },
707 	{ "in_undersize",		4, 0x18, STATS_TYPE_BANK0, },
708 	{ "in_fragments",		4, 0x19, STATS_TYPE_BANK0, },
709 	{ "in_oversize",		4, 0x1a, STATS_TYPE_BANK0, },
710 	{ "in_jabber",			4, 0x1b, STATS_TYPE_BANK0, },
711 	{ "in_rx_error",		4, 0x1c, STATS_TYPE_BANK0, },
712 	{ "in_fcs_error",		4, 0x1d, STATS_TYPE_BANK0, },
713 	{ "out_octets",			8, 0x0e, STATS_TYPE_BANK0, },
714 	{ "out_unicast",		4, 0x10, STATS_TYPE_BANK0, },
715 	{ "out_broadcasts",		4, 0x13, STATS_TYPE_BANK0, },
716 	{ "out_multicasts",		4, 0x12, STATS_TYPE_BANK0, },
717 	{ "out_pause",			4, 0x15, STATS_TYPE_BANK0, },
718 	{ "excessive",			4, 0x11, STATS_TYPE_BANK0, },
719 	{ "collisions",			4, 0x1e, STATS_TYPE_BANK0, },
720 	{ "deferred",			4, 0x05, STATS_TYPE_BANK0, },
721 	{ "single",			4, 0x14, STATS_TYPE_BANK0, },
722 	{ "multiple",			4, 0x17, STATS_TYPE_BANK0, },
723 	{ "out_fcs_error",		4, 0x03, STATS_TYPE_BANK0, },
724 	{ "late",			4, 0x1f, STATS_TYPE_BANK0, },
725 	{ "hist_64bytes",		4, 0x08, STATS_TYPE_BANK0, },
726 	{ "hist_65_127bytes",		4, 0x09, STATS_TYPE_BANK0, },
727 	{ "hist_128_255bytes",		4, 0x0a, STATS_TYPE_BANK0, },
728 	{ "hist_256_511bytes",		4, 0x0b, STATS_TYPE_BANK0, },
729 	{ "hist_512_1023bytes",		4, 0x0c, STATS_TYPE_BANK0, },
730 	{ "hist_1024_max_bytes",	4, 0x0d, STATS_TYPE_BANK0, },
731 	{ "sw_in_discards",		4, 0x10, STATS_TYPE_PORT, },
732 	{ "sw_in_filtered",		2, 0x12, STATS_TYPE_PORT, },
733 	{ "sw_out_filtered",		2, 0x13, STATS_TYPE_PORT, },
734 	{ "in_discards",		4, 0x00, STATS_TYPE_BANK1, },
735 	{ "in_filtered",		4, 0x01, STATS_TYPE_BANK1, },
736 	{ "in_accepted",		4, 0x02, STATS_TYPE_BANK1, },
737 	{ "in_bad_accepted",		4, 0x03, STATS_TYPE_BANK1, },
738 	{ "in_good_avb_class_a",	4, 0x04, STATS_TYPE_BANK1, },
739 	{ "in_good_avb_class_b",	4, 0x05, STATS_TYPE_BANK1, },
740 	{ "in_bad_avb_class_a",		4, 0x06, STATS_TYPE_BANK1, },
741 	{ "in_bad_avb_class_b",		4, 0x07, STATS_TYPE_BANK1, },
742 	{ "tcam_counter_0",		4, 0x08, STATS_TYPE_BANK1, },
743 	{ "tcam_counter_1",		4, 0x09, STATS_TYPE_BANK1, },
744 	{ "tcam_counter_2",		4, 0x0a, STATS_TYPE_BANK1, },
745 	{ "tcam_counter_3",		4, 0x0b, STATS_TYPE_BANK1, },
746 	{ "in_da_unknown",		4, 0x0e, STATS_TYPE_BANK1, },
747 	{ "in_management",		4, 0x0f, STATS_TYPE_BANK1, },
748 	{ "out_queue_0",		4, 0x10, STATS_TYPE_BANK1, },
749 	{ "out_queue_1",		4, 0x11, STATS_TYPE_BANK1, },
750 	{ "out_queue_2",		4, 0x12, STATS_TYPE_BANK1, },
751 	{ "out_queue_3",		4, 0x13, STATS_TYPE_BANK1, },
752 	{ "out_queue_4",		4, 0x14, STATS_TYPE_BANK1, },
753 	{ "out_queue_5",		4, 0x15, STATS_TYPE_BANK1, },
754 	{ "out_queue_6",		4, 0x16, STATS_TYPE_BANK1, },
755 	{ "out_queue_7",		4, 0x17, STATS_TYPE_BANK1, },
756 	{ "out_cut_through",		4, 0x18, STATS_TYPE_BANK1, },
757 	{ "out_octets_a",		4, 0x1a, STATS_TYPE_BANK1, },
758 	{ "out_octets_b",		4, 0x1b, STATS_TYPE_BANK1, },
759 	{ "out_management",		4, 0x1f, STATS_TYPE_BANK1, },
760 };
761 
762 static uint64_t _mv88e6xxx_get_ethtool_stat(struct mv88e6xxx_chip *chip,
763 					    struct mv88e6xxx_hw_stat *s,
764 					    int port, u16 bank1_select,
765 					    u16 histogram)
766 {
767 	u32 low;
768 	u32 high = 0;
769 	u16 reg = 0;
770 	int err;
771 	u64 value;
772 
773 	switch (s->type) {
774 	case STATS_TYPE_PORT:
775 		err = mv88e6xxx_port_read(chip, port, s->reg, &reg);
776 		if (err)
777 			return U64_MAX;
778 
779 		low = reg;
780 		if (s->size == 4) {
781 			err = mv88e6xxx_port_read(chip, port, s->reg + 1, &reg);
782 			if (err)
783 				return U64_MAX;
784 			low |= ((u32)reg) << 16;
785 		}
786 		break;
787 	case STATS_TYPE_BANK1:
788 		reg = bank1_select;
789 		/* fall through */
790 	case STATS_TYPE_BANK0:
791 		reg |= s->reg | histogram;
792 		mv88e6xxx_g1_stats_read(chip, reg, &low);
793 		if (s->size == 8)
794 			mv88e6xxx_g1_stats_read(chip, reg + 1, &high);
795 		break;
796 	default:
797 		return U64_MAX;
798 	}
799 	value = (((u64)high) << 32) | low;
800 	return value;
801 }
802 
803 static int mv88e6xxx_stats_get_strings(struct mv88e6xxx_chip *chip,
804 				       uint8_t *data, int types)
805 {
806 	struct mv88e6xxx_hw_stat *stat;
807 	int i, j;
808 
809 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
810 		stat = &mv88e6xxx_hw_stats[i];
811 		if (stat->type & types) {
812 			memcpy(data + j * ETH_GSTRING_LEN, stat->string,
813 			       ETH_GSTRING_LEN);
814 			j++;
815 		}
816 	}
817 
818 	return j;
819 }
820 
821 static int mv88e6095_stats_get_strings(struct mv88e6xxx_chip *chip,
822 				       uint8_t *data)
823 {
824 	return mv88e6xxx_stats_get_strings(chip, data,
825 					   STATS_TYPE_BANK0 | STATS_TYPE_PORT);
826 }
827 
828 static int mv88e6320_stats_get_strings(struct mv88e6xxx_chip *chip,
829 				       uint8_t *data)
830 {
831 	return mv88e6xxx_stats_get_strings(chip, data,
832 					   STATS_TYPE_BANK0 | STATS_TYPE_BANK1);
833 }
834 
835 static const uint8_t *mv88e6xxx_atu_vtu_stats_strings[] = {
836 	"atu_member_violation",
837 	"atu_miss_violation",
838 	"atu_full_violation",
839 	"vtu_member_violation",
840 	"vtu_miss_violation",
841 };
842 
843 static void mv88e6xxx_atu_vtu_get_strings(uint8_t *data)
844 {
845 	unsigned int i;
846 
847 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings); i++)
848 		strlcpy(data + i * ETH_GSTRING_LEN,
849 			mv88e6xxx_atu_vtu_stats_strings[i],
850 			ETH_GSTRING_LEN);
851 }
852 
853 static void mv88e6xxx_get_strings(struct dsa_switch *ds, int port,
854 				  u32 stringset, uint8_t *data)
855 {
856 	struct mv88e6xxx_chip *chip = ds->priv;
857 	int count = 0;
858 
859 	if (stringset != ETH_SS_STATS)
860 		return;
861 
862 	mutex_lock(&chip->reg_lock);
863 
864 	if (chip->info->ops->stats_get_strings)
865 		count = chip->info->ops->stats_get_strings(chip, data);
866 
867 	if (chip->info->ops->serdes_get_strings) {
868 		data += count * ETH_GSTRING_LEN;
869 		count = chip->info->ops->serdes_get_strings(chip, port, data);
870 	}
871 
872 	data += count * ETH_GSTRING_LEN;
873 	mv88e6xxx_atu_vtu_get_strings(data);
874 
875 	mutex_unlock(&chip->reg_lock);
876 }
877 
878 static int mv88e6xxx_stats_get_sset_count(struct mv88e6xxx_chip *chip,
879 					  int types)
880 {
881 	struct mv88e6xxx_hw_stat *stat;
882 	int i, j;
883 
884 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
885 		stat = &mv88e6xxx_hw_stats[i];
886 		if (stat->type & types)
887 			j++;
888 	}
889 	return j;
890 }
891 
892 static int mv88e6095_stats_get_sset_count(struct mv88e6xxx_chip *chip)
893 {
894 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
895 					      STATS_TYPE_PORT);
896 }
897 
898 static int mv88e6320_stats_get_sset_count(struct mv88e6xxx_chip *chip)
899 {
900 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
901 					      STATS_TYPE_BANK1);
902 }
903 
904 static int mv88e6xxx_get_sset_count(struct dsa_switch *ds, int port, int sset)
905 {
906 	struct mv88e6xxx_chip *chip = ds->priv;
907 	int serdes_count = 0;
908 	int count = 0;
909 
910 	if (sset != ETH_SS_STATS)
911 		return 0;
912 
913 	mutex_lock(&chip->reg_lock);
914 	if (chip->info->ops->stats_get_sset_count)
915 		count = chip->info->ops->stats_get_sset_count(chip);
916 	if (count < 0)
917 		goto out;
918 
919 	if (chip->info->ops->serdes_get_sset_count)
920 		serdes_count = chip->info->ops->serdes_get_sset_count(chip,
921 								      port);
922 	if (serdes_count < 0) {
923 		count = serdes_count;
924 		goto out;
925 	}
926 	count += serdes_count;
927 	count += ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings);
928 
929 out:
930 	mutex_unlock(&chip->reg_lock);
931 
932 	return count;
933 }
934 
935 static int mv88e6xxx_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
936 				     uint64_t *data, int types,
937 				     u16 bank1_select, u16 histogram)
938 {
939 	struct mv88e6xxx_hw_stat *stat;
940 	int i, j;
941 
942 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
943 		stat = &mv88e6xxx_hw_stats[i];
944 		if (stat->type & types) {
945 			mutex_lock(&chip->reg_lock);
946 			data[j] = _mv88e6xxx_get_ethtool_stat(chip, stat, port,
947 							      bank1_select,
948 							      histogram);
949 			mutex_unlock(&chip->reg_lock);
950 
951 			j++;
952 		}
953 	}
954 	return j;
955 }
956 
957 static int mv88e6095_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
958 				     uint64_t *data)
959 {
960 	return mv88e6xxx_stats_get_stats(chip, port, data,
961 					 STATS_TYPE_BANK0 | STATS_TYPE_PORT,
962 					 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
963 }
964 
965 static int mv88e6320_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
966 				     uint64_t *data)
967 {
968 	return mv88e6xxx_stats_get_stats(chip, port, data,
969 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
970 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_9,
971 					 MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
972 }
973 
974 static int mv88e6390_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
975 				     uint64_t *data)
976 {
977 	return mv88e6xxx_stats_get_stats(chip, port, data,
978 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
979 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_10,
980 					 0);
981 }
982 
983 static void mv88e6xxx_atu_vtu_get_stats(struct mv88e6xxx_chip *chip, int port,
984 					uint64_t *data)
985 {
986 	*data++ = chip->ports[port].atu_member_violation;
987 	*data++ = chip->ports[port].atu_miss_violation;
988 	*data++ = chip->ports[port].atu_full_violation;
989 	*data++ = chip->ports[port].vtu_member_violation;
990 	*data++ = chip->ports[port].vtu_miss_violation;
991 }
992 
993 static void mv88e6xxx_get_stats(struct mv88e6xxx_chip *chip, int port,
994 				uint64_t *data)
995 {
996 	int count = 0;
997 
998 	if (chip->info->ops->stats_get_stats)
999 		count = chip->info->ops->stats_get_stats(chip, port, data);
1000 
1001 	mutex_lock(&chip->reg_lock);
1002 	if (chip->info->ops->serdes_get_stats) {
1003 		data += count;
1004 		count = chip->info->ops->serdes_get_stats(chip, port, data);
1005 	}
1006 	data += count;
1007 	mv88e6xxx_atu_vtu_get_stats(chip, port, data);
1008 	mutex_unlock(&chip->reg_lock);
1009 }
1010 
1011 static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port,
1012 					uint64_t *data)
1013 {
1014 	struct mv88e6xxx_chip *chip = ds->priv;
1015 	int ret;
1016 
1017 	mutex_lock(&chip->reg_lock);
1018 
1019 	ret = mv88e6xxx_stats_snapshot(chip, port);
1020 	mutex_unlock(&chip->reg_lock);
1021 
1022 	if (ret < 0)
1023 		return;
1024 
1025 	mv88e6xxx_get_stats(chip, port, data);
1026 
1027 }
1028 
1029 static int mv88e6xxx_get_regs_len(struct dsa_switch *ds, int port)
1030 {
1031 	return 32 * sizeof(u16);
1032 }
1033 
1034 static void mv88e6xxx_get_regs(struct dsa_switch *ds, int port,
1035 			       struct ethtool_regs *regs, void *_p)
1036 {
1037 	struct mv88e6xxx_chip *chip = ds->priv;
1038 	int err;
1039 	u16 reg;
1040 	u16 *p = _p;
1041 	int i;
1042 
1043 	regs->version = chip->info->prod_num;
1044 
1045 	memset(p, 0xff, 32 * sizeof(u16));
1046 
1047 	mutex_lock(&chip->reg_lock);
1048 
1049 	for (i = 0; i < 32; i++) {
1050 
1051 		err = mv88e6xxx_port_read(chip, port, i, &reg);
1052 		if (!err)
1053 			p[i] = reg;
1054 	}
1055 
1056 	mutex_unlock(&chip->reg_lock);
1057 }
1058 
1059 static int mv88e6xxx_get_mac_eee(struct dsa_switch *ds, int port,
1060 				 struct ethtool_eee *e)
1061 {
1062 	/* Nothing to do on the port's MAC */
1063 	return 0;
1064 }
1065 
1066 static int mv88e6xxx_set_mac_eee(struct dsa_switch *ds, int port,
1067 				 struct ethtool_eee *e)
1068 {
1069 	/* Nothing to do on the port's MAC */
1070 	return 0;
1071 }
1072 
1073 static u16 mv88e6xxx_port_vlan(struct mv88e6xxx_chip *chip, int dev, int port)
1074 {
1075 	struct dsa_switch *ds = NULL;
1076 	struct net_device *br;
1077 	u16 pvlan;
1078 	int i;
1079 
1080 	if (dev < DSA_MAX_SWITCHES)
1081 		ds = chip->ds->dst->ds[dev];
1082 
1083 	/* Prevent frames from unknown switch or port */
1084 	if (!ds || port >= ds->num_ports)
1085 		return 0;
1086 
1087 	/* Frames from DSA links and CPU ports can egress any local port */
1088 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
1089 		return mv88e6xxx_port_mask(chip);
1090 
1091 	br = ds->ports[port].bridge_dev;
1092 	pvlan = 0;
1093 
1094 	/* Frames from user ports can egress any local DSA links and CPU ports,
1095 	 * as well as any local member of their bridge group.
1096 	 */
1097 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1098 		if (dsa_is_cpu_port(chip->ds, i) ||
1099 		    dsa_is_dsa_port(chip->ds, i) ||
1100 		    (br && dsa_to_port(chip->ds, i)->bridge_dev == br))
1101 			pvlan |= BIT(i);
1102 
1103 	return pvlan;
1104 }
1105 
1106 static int mv88e6xxx_port_vlan_map(struct mv88e6xxx_chip *chip, int port)
1107 {
1108 	u16 output_ports = mv88e6xxx_port_vlan(chip, chip->ds->index, port);
1109 
1110 	/* prevent frames from going back out of the port they came in on */
1111 	output_ports &= ~BIT(port);
1112 
1113 	return mv88e6xxx_port_set_vlan_map(chip, port, output_ports);
1114 }
1115 
1116 static void mv88e6xxx_port_stp_state_set(struct dsa_switch *ds, int port,
1117 					 u8 state)
1118 {
1119 	struct mv88e6xxx_chip *chip = ds->priv;
1120 	int err;
1121 
1122 	mutex_lock(&chip->reg_lock);
1123 	err = mv88e6xxx_port_set_state(chip, port, state);
1124 	mutex_unlock(&chip->reg_lock);
1125 
1126 	if (err)
1127 		dev_err(ds->dev, "p%d: failed to update state\n", port);
1128 }
1129 
1130 static int mv88e6xxx_pri_setup(struct mv88e6xxx_chip *chip)
1131 {
1132 	int err;
1133 
1134 	if (chip->info->ops->ieee_pri_map) {
1135 		err = chip->info->ops->ieee_pri_map(chip);
1136 		if (err)
1137 			return err;
1138 	}
1139 
1140 	if (chip->info->ops->ip_pri_map) {
1141 		err = chip->info->ops->ip_pri_map(chip);
1142 		if (err)
1143 			return err;
1144 	}
1145 
1146 	return 0;
1147 }
1148 
1149 static int mv88e6xxx_devmap_setup(struct mv88e6xxx_chip *chip)
1150 {
1151 	int target, port;
1152 	int err;
1153 
1154 	if (!chip->info->global2_addr)
1155 		return 0;
1156 
1157 	/* Initialize the routing port to the 32 possible target devices */
1158 	for (target = 0; target < 32; target++) {
1159 		port = 0x1f;
1160 		if (target < DSA_MAX_SWITCHES)
1161 			if (chip->ds->rtable[target] != DSA_RTABLE_NONE)
1162 				port = chip->ds->rtable[target];
1163 
1164 		err = mv88e6xxx_g2_device_mapping_write(chip, target, port);
1165 		if (err)
1166 			return err;
1167 	}
1168 
1169 	if (chip->info->ops->set_cascade_port) {
1170 		port = MV88E6XXX_CASCADE_PORT_MULTIPLE;
1171 		err = chip->info->ops->set_cascade_port(chip, port);
1172 		if (err)
1173 			return err;
1174 	}
1175 
1176 	err = mv88e6xxx_g1_set_device_number(chip, chip->ds->index);
1177 	if (err)
1178 		return err;
1179 
1180 	return 0;
1181 }
1182 
1183 static int mv88e6xxx_trunk_setup(struct mv88e6xxx_chip *chip)
1184 {
1185 	/* Clear all trunk masks and mapping */
1186 	if (chip->info->global2_addr)
1187 		return mv88e6xxx_g2_trunk_clear(chip);
1188 
1189 	return 0;
1190 }
1191 
1192 static int mv88e6xxx_rmu_setup(struct mv88e6xxx_chip *chip)
1193 {
1194 	if (chip->info->ops->rmu_disable)
1195 		return chip->info->ops->rmu_disable(chip);
1196 
1197 	return 0;
1198 }
1199 
1200 static int mv88e6xxx_pot_setup(struct mv88e6xxx_chip *chip)
1201 {
1202 	if (chip->info->ops->pot_clear)
1203 		return chip->info->ops->pot_clear(chip);
1204 
1205 	return 0;
1206 }
1207 
1208 static int mv88e6xxx_rsvd2cpu_setup(struct mv88e6xxx_chip *chip)
1209 {
1210 	if (chip->info->ops->mgmt_rsvd2cpu)
1211 		return chip->info->ops->mgmt_rsvd2cpu(chip);
1212 
1213 	return 0;
1214 }
1215 
1216 static int mv88e6xxx_atu_setup(struct mv88e6xxx_chip *chip)
1217 {
1218 	int err;
1219 
1220 	err = mv88e6xxx_g1_atu_flush(chip, 0, true);
1221 	if (err)
1222 		return err;
1223 
1224 	err = mv88e6xxx_g1_atu_set_learn2all(chip, true);
1225 	if (err)
1226 		return err;
1227 
1228 	return mv88e6xxx_g1_atu_set_age_time(chip, 300000);
1229 }
1230 
1231 static int mv88e6xxx_irl_setup(struct mv88e6xxx_chip *chip)
1232 {
1233 	int port;
1234 	int err;
1235 
1236 	if (!chip->info->ops->irl_init_all)
1237 		return 0;
1238 
1239 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1240 		/* Disable ingress rate limiting by resetting all per port
1241 		 * ingress rate limit resources to their initial state.
1242 		 */
1243 		err = chip->info->ops->irl_init_all(chip, port);
1244 		if (err)
1245 			return err;
1246 	}
1247 
1248 	return 0;
1249 }
1250 
1251 static int mv88e6xxx_mac_setup(struct mv88e6xxx_chip *chip)
1252 {
1253 	if (chip->info->ops->set_switch_mac) {
1254 		u8 addr[ETH_ALEN];
1255 
1256 		eth_random_addr(addr);
1257 
1258 		return chip->info->ops->set_switch_mac(chip, addr);
1259 	}
1260 
1261 	return 0;
1262 }
1263 
1264 static int mv88e6xxx_pvt_map(struct mv88e6xxx_chip *chip, int dev, int port)
1265 {
1266 	u16 pvlan = 0;
1267 
1268 	if (!mv88e6xxx_has_pvt(chip))
1269 		return -EOPNOTSUPP;
1270 
1271 	/* Skip the local source device, which uses in-chip port VLAN */
1272 	if (dev != chip->ds->index)
1273 		pvlan = mv88e6xxx_port_vlan(chip, dev, port);
1274 
1275 	return mv88e6xxx_g2_pvt_write(chip, dev, port, pvlan);
1276 }
1277 
1278 static int mv88e6xxx_pvt_setup(struct mv88e6xxx_chip *chip)
1279 {
1280 	int dev, port;
1281 	int err;
1282 
1283 	if (!mv88e6xxx_has_pvt(chip))
1284 		return 0;
1285 
1286 	/* Clear 5 Bit Port for usage with Marvell Link Street devices:
1287 	 * use 4 bits for the Src_Port/Src_Trunk and 5 bits for the Src_Dev.
1288 	 */
1289 	err = mv88e6xxx_g2_misc_4_bit_port(chip);
1290 	if (err)
1291 		return err;
1292 
1293 	for (dev = 0; dev < MV88E6XXX_MAX_PVT_SWITCHES; ++dev) {
1294 		for (port = 0; port < MV88E6XXX_MAX_PVT_PORTS; ++port) {
1295 			err = mv88e6xxx_pvt_map(chip, dev, port);
1296 			if (err)
1297 				return err;
1298 		}
1299 	}
1300 
1301 	return 0;
1302 }
1303 
1304 static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port)
1305 {
1306 	struct mv88e6xxx_chip *chip = ds->priv;
1307 	int err;
1308 
1309 	mutex_lock(&chip->reg_lock);
1310 	err = mv88e6xxx_g1_atu_remove(chip, 0, port, false);
1311 	mutex_unlock(&chip->reg_lock);
1312 
1313 	if (err)
1314 		dev_err(ds->dev, "p%d: failed to flush ATU\n", port);
1315 }
1316 
1317 static int mv88e6xxx_vtu_setup(struct mv88e6xxx_chip *chip)
1318 {
1319 	if (!chip->info->max_vid)
1320 		return 0;
1321 
1322 	return mv88e6xxx_g1_vtu_flush(chip);
1323 }
1324 
1325 static int mv88e6xxx_vtu_getnext(struct mv88e6xxx_chip *chip,
1326 				 struct mv88e6xxx_vtu_entry *entry)
1327 {
1328 	if (!chip->info->ops->vtu_getnext)
1329 		return -EOPNOTSUPP;
1330 
1331 	return chip->info->ops->vtu_getnext(chip, entry);
1332 }
1333 
1334 static int mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip *chip,
1335 				   struct mv88e6xxx_vtu_entry *entry)
1336 {
1337 	if (!chip->info->ops->vtu_loadpurge)
1338 		return -EOPNOTSUPP;
1339 
1340 	return chip->info->ops->vtu_loadpurge(chip, entry);
1341 }
1342 
1343 static int mv88e6xxx_atu_new(struct mv88e6xxx_chip *chip, u16 *fid)
1344 {
1345 	DECLARE_BITMAP(fid_bitmap, MV88E6XXX_N_FID);
1346 	struct mv88e6xxx_vtu_entry vlan = {
1347 		.vid = chip->info->max_vid,
1348 	};
1349 	int i, err;
1350 
1351 	bitmap_zero(fid_bitmap, MV88E6XXX_N_FID);
1352 
1353 	/* Set every FID bit used by the (un)bridged ports */
1354 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1355 		err = mv88e6xxx_port_get_fid(chip, i, fid);
1356 		if (err)
1357 			return err;
1358 
1359 		set_bit(*fid, fid_bitmap);
1360 	}
1361 
1362 	/* Set every FID bit used by the VLAN entries */
1363 	do {
1364 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1365 		if (err)
1366 			return err;
1367 
1368 		if (!vlan.valid)
1369 			break;
1370 
1371 		set_bit(vlan.fid, fid_bitmap);
1372 	} while (vlan.vid < chip->info->max_vid);
1373 
1374 	/* The reset value 0x000 is used to indicate that multiple address
1375 	 * databases are not needed. Return the next positive available.
1376 	 */
1377 	*fid = find_next_zero_bit(fid_bitmap, MV88E6XXX_N_FID, 1);
1378 	if (unlikely(*fid >= mv88e6xxx_num_databases(chip)))
1379 		return -ENOSPC;
1380 
1381 	/* Clear the database */
1382 	return mv88e6xxx_g1_atu_flush(chip, *fid, true);
1383 }
1384 
1385 static int mv88e6xxx_vtu_get(struct mv88e6xxx_chip *chip, u16 vid,
1386 			     struct mv88e6xxx_vtu_entry *entry, bool new)
1387 {
1388 	int err;
1389 
1390 	if (!vid)
1391 		return -EINVAL;
1392 
1393 	entry->vid = vid - 1;
1394 	entry->valid = false;
1395 
1396 	err = mv88e6xxx_vtu_getnext(chip, entry);
1397 	if (err)
1398 		return err;
1399 
1400 	if (entry->vid == vid && entry->valid)
1401 		return 0;
1402 
1403 	if (new) {
1404 		int i;
1405 
1406 		/* Initialize a fresh VLAN entry */
1407 		memset(entry, 0, sizeof(*entry));
1408 		entry->valid = true;
1409 		entry->vid = vid;
1410 
1411 		/* Exclude all ports */
1412 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1413 			entry->member[i] =
1414 				MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
1415 
1416 		return mv88e6xxx_atu_new(chip, &entry->fid);
1417 	}
1418 
1419 	/* switchdev expects -EOPNOTSUPP to honor software VLANs */
1420 	return -EOPNOTSUPP;
1421 }
1422 
1423 static int mv88e6xxx_port_check_hw_vlan(struct dsa_switch *ds, int port,
1424 					u16 vid_begin, u16 vid_end)
1425 {
1426 	struct mv88e6xxx_chip *chip = ds->priv;
1427 	struct mv88e6xxx_vtu_entry vlan = {
1428 		.vid = vid_begin - 1,
1429 	};
1430 	int i, err;
1431 
1432 	/* DSA and CPU ports have to be members of multiple vlans */
1433 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1434 		return 0;
1435 
1436 	if (!vid_begin)
1437 		return -EOPNOTSUPP;
1438 
1439 	mutex_lock(&chip->reg_lock);
1440 
1441 	do {
1442 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1443 		if (err)
1444 			goto unlock;
1445 
1446 		if (!vlan.valid)
1447 			break;
1448 
1449 		if (vlan.vid > vid_end)
1450 			break;
1451 
1452 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1453 			if (dsa_is_dsa_port(ds, i) || dsa_is_cpu_port(ds, i))
1454 				continue;
1455 
1456 			if (!ds->ports[i].slave)
1457 				continue;
1458 
1459 			if (vlan.member[i] ==
1460 			    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
1461 				continue;
1462 
1463 			if (dsa_to_port(ds, i)->bridge_dev ==
1464 			    ds->ports[port].bridge_dev)
1465 				break; /* same bridge, check next VLAN */
1466 
1467 			if (!dsa_to_port(ds, i)->bridge_dev)
1468 				continue;
1469 
1470 			dev_err(ds->dev, "p%d: hw VLAN %d already used by port %d in %s\n",
1471 				port, vlan.vid, i,
1472 				netdev_name(dsa_to_port(ds, i)->bridge_dev));
1473 			err = -EOPNOTSUPP;
1474 			goto unlock;
1475 		}
1476 	} while (vlan.vid < vid_end);
1477 
1478 unlock:
1479 	mutex_unlock(&chip->reg_lock);
1480 
1481 	return err;
1482 }
1483 
1484 static int mv88e6xxx_port_vlan_filtering(struct dsa_switch *ds, int port,
1485 					 bool vlan_filtering)
1486 {
1487 	struct mv88e6xxx_chip *chip = ds->priv;
1488 	u16 mode = vlan_filtering ? MV88E6XXX_PORT_CTL2_8021Q_MODE_SECURE :
1489 		MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED;
1490 	int err;
1491 
1492 	if (!chip->info->max_vid)
1493 		return -EOPNOTSUPP;
1494 
1495 	mutex_lock(&chip->reg_lock);
1496 	err = mv88e6xxx_port_set_8021q_mode(chip, port, mode);
1497 	mutex_unlock(&chip->reg_lock);
1498 
1499 	return err;
1500 }
1501 
1502 static int
1503 mv88e6xxx_port_vlan_prepare(struct dsa_switch *ds, int port,
1504 			    const struct switchdev_obj_port_vlan *vlan)
1505 {
1506 	struct mv88e6xxx_chip *chip = ds->priv;
1507 	int err;
1508 
1509 	if (!chip->info->max_vid)
1510 		return -EOPNOTSUPP;
1511 
1512 	/* If the requested port doesn't belong to the same bridge as the VLAN
1513 	 * members, do not support it (yet) and fallback to software VLAN.
1514 	 */
1515 	err = mv88e6xxx_port_check_hw_vlan(ds, port, vlan->vid_begin,
1516 					   vlan->vid_end);
1517 	if (err)
1518 		return err;
1519 
1520 	/* We don't need any dynamic resource from the kernel (yet),
1521 	 * so skip the prepare phase.
1522 	 */
1523 	return 0;
1524 }
1525 
1526 static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port,
1527 					const unsigned char *addr, u16 vid,
1528 					u8 state)
1529 {
1530 	struct mv88e6xxx_vtu_entry vlan;
1531 	struct mv88e6xxx_atu_entry entry;
1532 	int err;
1533 
1534 	/* Null VLAN ID corresponds to the port private database */
1535 	if (vid == 0)
1536 		err = mv88e6xxx_port_get_fid(chip, port, &vlan.fid);
1537 	else
1538 		err = mv88e6xxx_vtu_get(chip, vid, &vlan, false);
1539 	if (err)
1540 		return err;
1541 
1542 	entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1543 	ether_addr_copy(entry.mac, addr);
1544 	eth_addr_dec(entry.mac);
1545 
1546 	err = mv88e6xxx_g1_atu_getnext(chip, vlan.fid, &entry);
1547 	if (err)
1548 		return err;
1549 
1550 	/* Initialize a fresh ATU entry if it isn't found */
1551 	if (entry.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED ||
1552 	    !ether_addr_equal(entry.mac, addr)) {
1553 		memset(&entry, 0, sizeof(entry));
1554 		ether_addr_copy(entry.mac, addr);
1555 	}
1556 
1557 	/* Purge the ATU entry only if no port is using it anymore */
1558 	if (state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED) {
1559 		entry.portvec &= ~BIT(port);
1560 		if (!entry.portvec)
1561 			entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1562 	} else {
1563 		entry.portvec |= BIT(port);
1564 		entry.state = state;
1565 	}
1566 
1567 	return mv88e6xxx_g1_atu_loadpurge(chip, vlan.fid, &entry);
1568 }
1569 
1570 static int mv88e6xxx_port_add_broadcast(struct mv88e6xxx_chip *chip, int port,
1571 					u16 vid)
1572 {
1573 	const char broadcast[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1574 	u8 state = MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC;
1575 
1576 	return mv88e6xxx_port_db_load_purge(chip, port, broadcast, vid, state);
1577 }
1578 
1579 static int mv88e6xxx_broadcast_setup(struct mv88e6xxx_chip *chip, u16 vid)
1580 {
1581 	int port;
1582 	int err;
1583 
1584 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1585 		err = mv88e6xxx_port_add_broadcast(chip, port, vid);
1586 		if (err)
1587 			return err;
1588 	}
1589 
1590 	return 0;
1591 }
1592 
1593 static int _mv88e6xxx_port_vlan_add(struct mv88e6xxx_chip *chip, int port,
1594 				    u16 vid, u8 member)
1595 {
1596 	struct mv88e6xxx_vtu_entry vlan;
1597 	int err;
1598 
1599 	err = mv88e6xxx_vtu_get(chip, vid, &vlan, true);
1600 	if (err)
1601 		return err;
1602 
1603 	vlan.member[port] = member;
1604 
1605 	err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1606 	if (err)
1607 		return err;
1608 
1609 	return mv88e6xxx_broadcast_setup(chip, vid);
1610 }
1611 
1612 static void mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port,
1613 				    const struct switchdev_obj_port_vlan *vlan)
1614 {
1615 	struct mv88e6xxx_chip *chip = ds->priv;
1616 	bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
1617 	bool pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
1618 	u8 member;
1619 	u16 vid;
1620 
1621 	if (!chip->info->max_vid)
1622 		return;
1623 
1624 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1625 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNMODIFIED;
1626 	else if (untagged)
1627 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNTAGGED;
1628 	else
1629 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_TAGGED;
1630 
1631 	mutex_lock(&chip->reg_lock);
1632 
1633 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid)
1634 		if (_mv88e6xxx_port_vlan_add(chip, port, vid, member))
1635 			dev_err(ds->dev, "p%d: failed to add VLAN %d%c\n", port,
1636 				vid, untagged ? 'u' : 't');
1637 
1638 	if (pvid && mv88e6xxx_port_set_pvid(chip, port, vlan->vid_end))
1639 		dev_err(ds->dev, "p%d: failed to set PVID %d\n", port,
1640 			vlan->vid_end);
1641 
1642 	mutex_unlock(&chip->reg_lock);
1643 }
1644 
1645 static int _mv88e6xxx_port_vlan_del(struct mv88e6xxx_chip *chip,
1646 				    int port, u16 vid)
1647 {
1648 	struct mv88e6xxx_vtu_entry vlan;
1649 	int i, err;
1650 
1651 	err = mv88e6xxx_vtu_get(chip, vid, &vlan, false);
1652 	if (err)
1653 		return err;
1654 
1655 	/* Tell switchdev if this VLAN is handled in software */
1656 	if (vlan.member[port] == MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
1657 		return -EOPNOTSUPP;
1658 
1659 	vlan.member[port] = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
1660 
1661 	/* keep the VLAN unless all ports are excluded */
1662 	vlan.valid = false;
1663 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1664 		if (vlan.member[i] !=
1665 		    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER) {
1666 			vlan.valid = true;
1667 			break;
1668 		}
1669 	}
1670 
1671 	err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1672 	if (err)
1673 		return err;
1674 
1675 	return mv88e6xxx_g1_atu_remove(chip, vlan.fid, port, false);
1676 }
1677 
1678 static int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port,
1679 				   const struct switchdev_obj_port_vlan *vlan)
1680 {
1681 	struct mv88e6xxx_chip *chip = ds->priv;
1682 	u16 pvid, vid;
1683 	int err = 0;
1684 
1685 	if (!chip->info->max_vid)
1686 		return -EOPNOTSUPP;
1687 
1688 	mutex_lock(&chip->reg_lock);
1689 
1690 	err = mv88e6xxx_port_get_pvid(chip, port, &pvid);
1691 	if (err)
1692 		goto unlock;
1693 
1694 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) {
1695 		err = _mv88e6xxx_port_vlan_del(chip, port, vid);
1696 		if (err)
1697 			goto unlock;
1698 
1699 		if (vid == pvid) {
1700 			err = mv88e6xxx_port_set_pvid(chip, port, 0);
1701 			if (err)
1702 				goto unlock;
1703 		}
1704 	}
1705 
1706 unlock:
1707 	mutex_unlock(&chip->reg_lock);
1708 
1709 	return err;
1710 }
1711 
1712 static int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
1713 				  const unsigned char *addr, u16 vid)
1714 {
1715 	struct mv88e6xxx_chip *chip = ds->priv;
1716 	int err;
1717 
1718 	mutex_lock(&chip->reg_lock);
1719 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1720 					   MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
1721 	mutex_unlock(&chip->reg_lock);
1722 
1723 	return err;
1724 }
1725 
1726 static int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
1727 				  const unsigned char *addr, u16 vid)
1728 {
1729 	struct mv88e6xxx_chip *chip = ds->priv;
1730 	int err;
1731 
1732 	mutex_lock(&chip->reg_lock);
1733 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1734 					   MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
1735 	mutex_unlock(&chip->reg_lock);
1736 
1737 	return err;
1738 }
1739 
1740 static int mv88e6xxx_port_db_dump_fid(struct mv88e6xxx_chip *chip,
1741 				      u16 fid, u16 vid, int port,
1742 				      dsa_fdb_dump_cb_t *cb, void *data)
1743 {
1744 	struct mv88e6xxx_atu_entry addr;
1745 	bool is_static;
1746 	int err;
1747 
1748 	addr.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1749 	eth_broadcast_addr(addr.mac);
1750 
1751 	do {
1752 		mutex_lock(&chip->reg_lock);
1753 		err = mv88e6xxx_g1_atu_getnext(chip, fid, &addr);
1754 		mutex_unlock(&chip->reg_lock);
1755 		if (err)
1756 			return err;
1757 
1758 		if (addr.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED)
1759 			break;
1760 
1761 		if (addr.trunk || (addr.portvec & BIT(port)) == 0)
1762 			continue;
1763 
1764 		if (!is_unicast_ether_addr(addr.mac))
1765 			continue;
1766 
1767 		is_static = (addr.state ==
1768 			     MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
1769 		err = cb(addr.mac, vid, is_static, data);
1770 		if (err)
1771 			return err;
1772 	} while (!is_broadcast_ether_addr(addr.mac));
1773 
1774 	return err;
1775 }
1776 
1777 static int mv88e6xxx_port_db_dump(struct mv88e6xxx_chip *chip, int port,
1778 				  dsa_fdb_dump_cb_t *cb, void *data)
1779 {
1780 	struct mv88e6xxx_vtu_entry vlan = {
1781 		.vid = chip->info->max_vid,
1782 	};
1783 	u16 fid;
1784 	int err;
1785 
1786 	/* Dump port's default Filtering Information Database (VLAN ID 0) */
1787 	mutex_lock(&chip->reg_lock);
1788 	err = mv88e6xxx_port_get_fid(chip, port, &fid);
1789 	mutex_unlock(&chip->reg_lock);
1790 
1791 	if (err)
1792 		return err;
1793 
1794 	err = mv88e6xxx_port_db_dump_fid(chip, fid, 0, port, cb, data);
1795 	if (err)
1796 		return err;
1797 
1798 	/* Dump VLANs' Filtering Information Databases */
1799 	do {
1800 		mutex_lock(&chip->reg_lock);
1801 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1802 		mutex_unlock(&chip->reg_lock);
1803 		if (err)
1804 			return err;
1805 
1806 		if (!vlan.valid)
1807 			break;
1808 
1809 		err = mv88e6xxx_port_db_dump_fid(chip, vlan.fid, vlan.vid, port,
1810 						 cb, data);
1811 		if (err)
1812 			return err;
1813 	} while (vlan.vid < chip->info->max_vid);
1814 
1815 	return err;
1816 }
1817 
1818 static int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
1819 				   dsa_fdb_dump_cb_t *cb, void *data)
1820 {
1821 	struct mv88e6xxx_chip *chip = ds->priv;
1822 
1823 	return mv88e6xxx_port_db_dump(chip, port, cb, data);
1824 }
1825 
1826 static int mv88e6xxx_bridge_map(struct mv88e6xxx_chip *chip,
1827 				struct net_device *br)
1828 {
1829 	struct dsa_switch *ds;
1830 	int port;
1831 	int dev;
1832 	int err;
1833 
1834 	/* Remap the Port VLAN of each local bridge group member */
1835 	for (port = 0; port < mv88e6xxx_num_ports(chip); ++port) {
1836 		if (chip->ds->ports[port].bridge_dev == br) {
1837 			err = mv88e6xxx_port_vlan_map(chip, port);
1838 			if (err)
1839 				return err;
1840 		}
1841 	}
1842 
1843 	if (!mv88e6xxx_has_pvt(chip))
1844 		return 0;
1845 
1846 	/* Remap the Port VLAN of each cross-chip bridge group member */
1847 	for (dev = 0; dev < DSA_MAX_SWITCHES; ++dev) {
1848 		ds = chip->ds->dst->ds[dev];
1849 		if (!ds)
1850 			break;
1851 
1852 		for (port = 0; port < ds->num_ports; ++port) {
1853 			if (ds->ports[port].bridge_dev == br) {
1854 				err = mv88e6xxx_pvt_map(chip, dev, port);
1855 				if (err)
1856 					return err;
1857 			}
1858 		}
1859 	}
1860 
1861 	return 0;
1862 }
1863 
1864 static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port,
1865 				      struct net_device *br)
1866 {
1867 	struct mv88e6xxx_chip *chip = ds->priv;
1868 	int err;
1869 
1870 	mutex_lock(&chip->reg_lock);
1871 	err = mv88e6xxx_bridge_map(chip, br);
1872 	mutex_unlock(&chip->reg_lock);
1873 
1874 	return err;
1875 }
1876 
1877 static void mv88e6xxx_port_bridge_leave(struct dsa_switch *ds, int port,
1878 					struct net_device *br)
1879 {
1880 	struct mv88e6xxx_chip *chip = ds->priv;
1881 
1882 	mutex_lock(&chip->reg_lock);
1883 	if (mv88e6xxx_bridge_map(chip, br) ||
1884 	    mv88e6xxx_port_vlan_map(chip, port))
1885 		dev_err(ds->dev, "failed to remap in-chip Port VLAN\n");
1886 	mutex_unlock(&chip->reg_lock);
1887 }
1888 
1889 static int mv88e6xxx_crosschip_bridge_join(struct dsa_switch *ds, int dev,
1890 					   int port, struct net_device *br)
1891 {
1892 	struct mv88e6xxx_chip *chip = ds->priv;
1893 	int err;
1894 
1895 	if (!mv88e6xxx_has_pvt(chip))
1896 		return 0;
1897 
1898 	mutex_lock(&chip->reg_lock);
1899 	err = mv88e6xxx_pvt_map(chip, dev, port);
1900 	mutex_unlock(&chip->reg_lock);
1901 
1902 	return err;
1903 }
1904 
1905 static void mv88e6xxx_crosschip_bridge_leave(struct dsa_switch *ds, int dev,
1906 					     int port, struct net_device *br)
1907 {
1908 	struct mv88e6xxx_chip *chip = ds->priv;
1909 
1910 	if (!mv88e6xxx_has_pvt(chip))
1911 		return;
1912 
1913 	mutex_lock(&chip->reg_lock);
1914 	if (mv88e6xxx_pvt_map(chip, dev, port))
1915 		dev_err(ds->dev, "failed to remap cross-chip Port VLAN\n");
1916 	mutex_unlock(&chip->reg_lock);
1917 }
1918 
1919 static int mv88e6xxx_software_reset(struct mv88e6xxx_chip *chip)
1920 {
1921 	if (chip->info->ops->reset)
1922 		return chip->info->ops->reset(chip);
1923 
1924 	return 0;
1925 }
1926 
1927 static void mv88e6xxx_hardware_reset(struct mv88e6xxx_chip *chip)
1928 {
1929 	struct gpio_desc *gpiod = chip->reset;
1930 
1931 	/* If there is a GPIO connected to the reset pin, toggle it */
1932 	if (gpiod) {
1933 		gpiod_set_value_cansleep(gpiod, 1);
1934 		usleep_range(10000, 20000);
1935 		gpiod_set_value_cansleep(gpiod, 0);
1936 		usleep_range(10000, 20000);
1937 	}
1938 }
1939 
1940 static int mv88e6xxx_disable_ports(struct mv88e6xxx_chip *chip)
1941 {
1942 	int i, err;
1943 
1944 	/* Set all ports to the Disabled state */
1945 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
1946 		err = mv88e6xxx_port_set_state(chip, i, BR_STATE_DISABLED);
1947 		if (err)
1948 			return err;
1949 	}
1950 
1951 	/* Wait for transmit queues to drain,
1952 	 * i.e. 2ms for a maximum frame to be transmitted at 10 Mbps.
1953 	 */
1954 	usleep_range(2000, 4000);
1955 
1956 	return 0;
1957 }
1958 
1959 static int mv88e6xxx_switch_reset(struct mv88e6xxx_chip *chip)
1960 {
1961 	int err;
1962 
1963 	err = mv88e6xxx_disable_ports(chip);
1964 	if (err)
1965 		return err;
1966 
1967 	mv88e6xxx_hardware_reset(chip);
1968 
1969 	return mv88e6xxx_software_reset(chip);
1970 }
1971 
1972 static int mv88e6xxx_set_port_mode(struct mv88e6xxx_chip *chip, int port,
1973 				   enum mv88e6xxx_frame_mode frame,
1974 				   enum mv88e6xxx_egress_mode egress, u16 etype)
1975 {
1976 	int err;
1977 
1978 	if (!chip->info->ops->port_set_frame_mode)
1979 		return -EOPNOTSUPP;
1980 
1981 	err = mv88e6xxx_port_set_egress_mode(chip, port, egress);
1982 	if (err)
1983 		return err;
1984 
1985 	err = chip->info->ops->port_set_frame_mode(chip, port, frame);
1986 	if (err)
1987 		return err;
1988 
1989 	if (chip->info->ops->port_set_ether_type)
1990 		return chip->info->ops->port_set_ether_type(chip, port, etype);
1991 
1992 	return 0;
1993 }
1994 
1995 static int mv88e6xxx_set_port_mode_normal(struct mv88e6xxx_chip *chip, int port)
1996 {
1997 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_NORMAL,
1998 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
1999 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2000 }
2001 
2002 static int mv88e6xxx_set_port_mode_dsa(struct mv88e6xxx_chip *chip, int port)
2003 {
2004 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_DSA,
2005 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
2006 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2007 }
2008 
2009 static int mv88e6xxx_set_port_mode_edsa(struct mv88e6xxx_chip *chip, int port)
2010 {
2011 	return mv88e6xxx_set_port_mode(chip, port,
2012 				       MV88E6XXX_FRAME_MODE_ETHERTYPE,
2013 				       MV88E6XXX_EGRESS_MODE_ETHERTYPE,
2014 				       ETH_P_EDSA);
2015 }
2016 
2017 static int mv88e6xxx_setup_port_mode(struct mv88e6xxx_chip *chip, int port)
2018 {
2019 	if (dsa_is_dsa_port(chip->ds, port))
2020 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2021 
2022 	if (dsa_is_user_port(chip->ds, port))
2023 		return mv88e6xxx_set_port_mode_normal(chip, port);
2024 
2025 	/* Setup CPU port mode depending on its supported tag format */
2026 	if (chip->info->tag_protocol == DSA_TAG_PROTO_DSA)
2027 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2028 
2029 	if (chip->info->tag_protocol == DSA_TAG_PROTO_EDSA)
2030 		return mv88e6xxx_set_port_mode_edsa(chip, port);
2031 
2032 	return -EINVAL;
2033 }
2034 
2035 static int mv88e6xxx_setup_message_port(struct mv88e6xxx_chip *chip, int port)
2036 {
2037 	bool message = dsa_is_dsa_port(chip->ds, port);
2038 
2039 	return mv88e6xxx_port_set_message_port(chip, port, message);
2040 }
2041 
2042 static int mv88e6xxx_setup_egress_floods(struct mv88e6xxx_chip *chip, int port)
2043 {
2044 	struct dsa_switch *ds = chip->ds;
2045 	bool flood;
2046 
2047 	/* Upstream ports flood frames with unknown unicast or multicast DA */
2048 	flood = dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port);
2049 	if (chip->info->ops->port_set_egress_floods)
2050 		return chip->info->ops->port_set_egress_floods(chip, port,
2051 							       flood, flood);
2052 
2053 	return 0;
2054 }
2055 
2056 static int mv88e6xxx_serdes_power(struct mv88e6xxx_chip *chip, int port,
2057 				  bool on)
2058 {
2059 	if (chip->info->ops->serdes_power)
2060 		return chip->info->ops->serdes_power(chip, port, on);
2061 
2062 	return 0;
2063 }
2064 
2065 static int mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip *chip, int port)
2066 {
2067 	struct dsa_switch *ds = chip->ds;
2068 	int upstream_port;
2069 	int err;
2070 
2071 	upstream_port = dsa_upstream_port(ds, port);
2072 	if (chip->info->ops->port_set_upstream_port) {
2073 		err = chip->info->ops->port_set_upstream_port(chip, port,
2074 							      upstream_port);
2075 		if (err)
2076 			return err;
2077 	}
2078 
2079 	if (port == upstream_port) {
2080 		if (chip->info->ops->set_cpu_port) {
2081 			err = chip->info->ops->set_cpu_port(chip,
2082 							    upstream_port);
2083 			if (err)
2084 				return err;
2085 		}
2086 
2087 		if (chip->info->ops->set_egress_port) {
2088 			err = chip->info->ops->set_egress_port(chip,
2089 							       upstream_port);
2090 			if (err)
2091 				return err;
2092 		}
2093 	}
2094 
2095 	return 0;
2096 }
2097 
2098 static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port)
2099 {
2100 	struct dsa_switch *ds = chip->ds;
2101 	int err;
2102 	u16 reg;
2103 
2104 	chip->ports[port].chip = chip;
2105 	chip->ports[port].port = port;
2106 
2107 	/* MAC Forcing register: don't force link, speed, duplex or flow control
2108 	 * state to any particular values on physical ports, but force the CPU
2109 	 * port and all DSA ports to their maximum bandwidth and full duplex.
2110 	 */
2111 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
2112 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_FORCED_UP,
2113 					       SPEED_MAX, DUPLEX_FULL,
2114 					       PAUSE_OFF,
2115 					       PHY_INTERFACE_MODE_NA);
2116 	else
2117 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_UNFORCED,
2118 					       SPEED_UNFORCED, DUPLEX_UNFORCED,
2119 					       PAUSE_ON,
2120 					       PHY_INTERFACE_MODE_NA);
2121 	if (err)
2122 		return err;
2123 
2124 	/* Port Control: disable Drop-on-Unlock, disable Drop-on-Lock,
2125 	 * disable Header mode, enable IGMP/MLD snooping, disable VLAN
2126 	 * tunneling, determine priority by looking at 802.1p and IP
2127 	 * priority fields (IP prio has precedence), and set STP state
2128 	 * to Forwarding.
2129 	 *
2130 	 * If this is the CPU link, use DSA or EDSA tagging depending
2131 	 * on which tagging mode was configured.
2132 	 *
2133 	 * If this is a link to another switch, use DSA tagging mode.
2134 	 *
2135 	 * If this is the upstream port for this switch, enable
2136 	 * forwarding of unknown unicasts and multicasts.
2137 	 */
2138 	reg = MV88E6XXX_PORT_CTL0_IGMP_MLD_SNOOP |
2139 		MV88E6185_PORT_CTL0_USE_TAG | MV88E6185_PORT_CTL0_USE_IP |
2140 		MV88E6XXX_PORT_CTL0_STATE_FORWARDING;
2141 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg);
2142 	if (err)
2143 		return err;
2144 
2145 	err = mv88e6xxx_setup_port_mode(chip, port);
2146 	if (err)
2147 		return err;
2148 
2149 	err = mv88e6xxx_setup_egress_floods(chip, port);
2150 	if (err)
2151 		return err;
2152 
2153 	/* Enable the SERDES interface for DSA and CPU ports. Normal
2154 	 * ports SERDES are enabled when the port is enabled, thus
2155 	 * saving a bit of power.
2156 	 */
2157 	if ((dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))) {
2158 		err = mv88e6xxx_serdes_power(chip, port, true);
2159 		if (err)
2160 			return err;
2161 	}
2162 
2163 	/* Port Control 2: don't force a good FCS, set the maximum frame size to
2164 	 * 10240 bytes, disable 802.1q tags checking, don't discard tagged or
2165 	 * untagged frames on this port, do a destination address lookup on all
2166 	 * received packets as usual, disable ARP mirroring and don't send a
2167 	 * copy of all transmitted/received frames on this port to the CPU.
2168 	 */
2169 	err = mv88e6xxx_port_set_map_da(chip, port);
2170 	if (err)
2171 		return err;
2172 
2173 	err = mv88e6xxx_setup_upstream_port(chip, port);
2174 	if (err)
2175 		return err;
2176 
2177 	err = mv88e6xxx_port_set_8021q_mode(chip, port,
2178 				MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED);
2179 	if (err)
2180 		return err;
2181 
2182 	if (chip->info->ops->port_set_jumbo_size) {
2183 		err = chip->info->ops->port_set_jumbo_size(chip, port, 10240);
2184 		if (err)
2185 			return err;
2186 	}
2187 
2188 	/* Port Association Vector: when learning source addresses
2189 	 * of packets, add the address to the address database using
2190 	 * a port bitmap that has only the bit for this port set and
2191 	 * the other bits clear.
2192 	 */
2193 	reg = 1 << port;
2194 	/* Disable learning for CPU port */
2195 	if (dsa_is_cpu_port(ds, port))
2196 		reg = 0;
2197 
2198 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ASSOC_VECTOR,
2199 				   reg);
2200 	if (err)
2201 		return err;
2202 
2203 	/* Egress rate control 2: disable egress rate control. */
2204 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_EGRESS_RATE_CTL2,
2205 				   0x0000);
2206 	if (err)
2207 		return err;
2208 
2209 	if (chip->info->ops->port_pause_limit) {
2210 		err = chip->info->ops->port_pause_limit(chip, port, 0, 0);
2211 		if (err)
2212 			return err;
2213 	}
2214 
2215 	if (chip->info->ops->port_disable_learn_limit) {
2216 		err = chip->info->ops->port_disable_learn_limit(chip, port);
2217 		if (err)
2218 			return err;
2219 	}
2220 
2221 	if (chip->info->ops->port_disable_pri_override) {
2222 		err = chip->info->ops->port_disable_pri_override(chip, port);
2223 		if (err)
2224 			return err;
2225 	}
2226 
2227 	if (chip->info->ops->port_tag_remap) {
2228 		err = chip->info->ops->port_tag_remap(chip, port);
2229 		if (err)
2230 			return err;
2231 	}
2232 
2233 	if (chip->info->ops->port_egress_rate_limiting) {
2234 		err = chip->info->ops->port_egress_rate_limiting(chip, port);
2235 		if (err)
2236 			return err;
2237 	}
2238 
2239 	err = mv88e6xxx_setup_message_port(chip, port);
2240 	if (err)
2241 		return err;
2242 
2243 	/* Port based VLAN map: give each port the same default address
2244 	 * database, and allow bidirectional communication between the
2245 	 * CPU and DSA port(s), and the other ports.
2246 	 */
2247 	err = mv88e6xxx_port_set_fid(chip, port, 0);
2248 	if (err)
2249 		return err;
2250 
2251 	err = mv88e6xxx_port_vlan_map(chip, port);
2252 	if (err)
2253 		return err;
2254 
2255 	/* Default VLAN ID and priority: don't set a default VLAN
2256 	 * ID, and set the default packet priority to zero.
2257 	 */
2258 	return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_DEFAULT_VLAN, 0);
2259 }
2260 
2261 static int mv88e6xxx_port_enable(struct dsa_switch *ds, int port,
2262 				 struct phy_device *phydev)
2263 {
2264 	struct mv88e6xxx_chip *chip = ds->priv;
2265 	int err;
2266 
2267 	mutex_lock(&chip->reg_lock);
2268 
2269 	err = mv88e6xxx_serdes_power(chip, port, true);
2270 
2271 	if (!err && chip->info->ops->serdes_irq_setup)
2272 		err = chip->info->ops->serdes_irq_setup(chip, port);
2273 
2274 	mutex_unlock(&chip->reg_lock);
2275 
2276 	return err;
2277 }
2278 
2279 static void mv88e6xxx_port_disable(struct dsa_switch *ds, int port)
2280 {
2281 	struct mv88e6xxx_chip *chip = ds->priv;
2282 
2283 	mutex_lock(&chip->reg_lock);
2284 
2285 	if (mv88e6xxx_port_set_state(chip, port, BR_STATE_DISABLED))
2286 		dev_err(chip->dev, "failed to disable port\n");
2287 
2288 	if (chip->info->ops->serdes_irq_free)
2289 		chip->info->ops->serdes_irq_free(chip, port);
2290 
2291 	if (mv88e6xxx_serdes_power(chip, port, false))
2292 		dev_err(chip->dev, "failed to power off SERDES\n");
2293 
2294 	mutex_unlock(&chip->reg_lock);
2295 }
2296 
2297 static int mv88e6xxx_set_ageing_time(struct dsa_switch *ds,
2298 				     unsigned int ageing_time)
2299 {
2300 	struct mv88e6xxx_chip *chip = ds->priv;
2301 	int err;
2302 
2303 	mutex_lock(&chip->reg_lock);
2304 	err = mv88e6xxx_g1_atu_set_age_time(chip, ageing_time);
2305 	mutex_unlock(&chip->reg_lock);
2306 
2307 	return err;
2308 }
2309 
2310 static int mv88e6xxx_stats_setup(struct mv88e6xxx_chip *chip)
2311 {
2312 	int err;
2313 
2314 	/* Initialize the statistics unit */
2315 	if (chip->info->ops->stats_set_histogram) {
2316 		err = chip->info->ops->stats_set_histogram(chip);
2317 		if (err)
2318 			return err;
2319 	}
2320 
2321 	return mv88e6xxx_g1_stats_clear(chip);
2322 }
2323 
2324 /* The mv88e6390 has some hidden registers used for debug and
2325  * development. The errata also makes use of them.
2326  */
2327 static int mv88e6390_hidden_write(struct mv88e6xxx_chip *chip, int port,
2328 				  int reg, u16 val)
2329 {
2330 	u16 ctrl;
2331 	int err;
2332 
2333 	err = mv88e6xxx_port_write(chip, PORT_RESERVED_1A_DATA_PORT,
2334 				   PORT_RESERVED_1A, val);
2335 	if (err)
2336 		return err;
2337 
2338 	ctrl = PORT_RESERVED_1A_BUSY | PORT_RESERVED_1A_WRITE |
2339 	       PORT_RESERVED_1A_BLOCK | port << PORT_RESERVED_1A_PORT_SHIFT |
2340 	       reg;
2341 
2342 	return mv88e6xxx_port_write(chip, PORT_RESERVED_1A_CTRL_PORT,
2343 				    PORT_RESERVED_1A, ctrl);
2344 }
2345 
2346 static int mv88e6390_hidden_wait(struct mv88e6xxx_chip *chip)
2347 {
2348 	return mv88e6xxx_wait(chip, PORT_RESERVED_1A_CTRL_PORT,
2349 			      PORT_RESERVED_1A, PORT_RESERVED_1A_BUSY);
2350 }
2351 
2352 
2353 static int mv88e6390_hidden_read(struct mv88e6xxx_chip *chip, int port,
2354 				  int reg, u16 *val)
2355 {
2356 	u16 ctrl;
2357 	int err;
2358 
2359 	ctrl = PORT_RESERVED_1A_BUSY | PORT_RESERVED_1A_READ |
2360 	       PORT_RESERVED_1A_BLOCK | port << PORT_RESERVED_1A_PORT_SHIFT |
2361 	       reg;
2362 
2363 	err = mv88e6xxx_port_write(chip, PORT_RESERVED_1A_CTRL_PORT,
2364 				   PORT_RESERVED_1A, ctrl);
2365 	if (err)
2366 		return err;
2367 
2368 	err = mv88e6390_hidden_wait(chip);
2369 	if (err)
2370 		return err;
2371 
2372 	return 	mv88e6xxx_port_read(chip, PORT_RESERVED_1A_DATA_PORT,
2373 				    PORT_RESERVED_1A, val);
2374 }
2375 
2376 /* Check if the errata has already been applied. */
2377 static bool mv88e6390_setup_errata_applied(struct mv88e6xxx_chip *chip)
2378 {
2379 	int port;
2380 	int err;
2381 	u16 val;
2382 
2383 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2384 		err = mv88e6390_hidden_read(chip, port, 0, &val);
2385 		if (err) {
2386 			dev_err(chip->dev,
2387 				"Error reading hidden register: %d\n", err);
2388 			return false;
2389 		}
2390 		if (val != 0x01c0)
2391 			return false;
2392 	}
2393 
2394 	return true;
2395 }
2396 
2397 /* The 6390 copper ports have an errata which require poking magic
2398  * values into undocumented hidden registers and then performing a
2399  * software reset.
2400  */
2401 static int mv88e6390_setup_errata(struct mv88e6xxx_chip *chip)
2402 {
2403 	int port;
2404 	int err;
2405 
2406 	if (mv88e6390_setup_errata_applied(chip))
2407 		return 0;
2408 
2409 	/* Set the ports into blocking mode */
2410 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2411 		err = mv88e6xxx_port_set_state(chip, port, BR_STATE_DISABLED);
2412 		if (err)
2413 			return err;
2414 	}
2415 
2416 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2417 		err = mv88e6390_hidden_write(chip, port, 0, 0x01c0);
2418 		if (err)
2419 			return err;
2420 	}
2421 
2422 	return mv88e6xxx_software_reset(chip);
2423 }
2424 
2425 static int mv88e6xxx_setup(struct dsa_switch *ds)
2426 {
2427 	struct mv88e6xxx_chip *chip = ds->priv;
2428 	u8 cmode;
2429 	int err;
2430 	int i;
2431 
2432 	chip->ds = ds;
2433 	ds->slave_mii_bus = mv88e6xxx_default_mdio_bus(chip);
2434 
2435 	mutex_lock(&chip->reg_lock);
2436 
2437 	if (chip->info->ops->setup_errata) {
2438 		err = chip->info->ops->setup_errata(chip);
2439 		if (err)
2440 			goto unlock;
2441 	}
2442 
2443 	/* Cache the cmode of each port. */
2444 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2445 		if (chip->info->ops->port_get_cmode) {
2446 			err = chip->info->ops->port_get_cmode(chip, i, &cmode);
2447 			if (err)
2448 				goto unlock;
2449 
2450 			chip->ports[i].cmode = cmode;
2451 		}
2452 	}
2453 
2454 	/* Setup Switch Port Registers */
2455 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2456 		if (dsa_is_unused_port(ds, i)) {
2457 			err = mv88e6xxx_port_set_state(chip, i,
2458 						       BR_STATE_DISABLED);
2459 			if (err)
2460 				goto unlock;
2461 
2462 			err = mv88e6xxx_serdes_power(chip, i, false);
2463 			if (err)
2464 				goto unlock;
2465 
2466 			continue;
2467 		}
2468 
2469 		err = mv88e6xxx_setup_port(chip, i);
2470 		if (err)
2471 			goto unlock;
2472 	}
2473 
2474 	err = mv88e6xxx_irl_setup(chip);
2475 	if (err)
2476 		goto unlock;
2477 
2478 	err = mv88e6xxx_mac_setup(chip);
2479 	if (err)
2480 		goto unlock;
2481 
2482 	err = mv88e6xxx_phy_setup(chip);
2483 	if (err)
2484 		goto unlock;
2485 
2486 	err = mv88e6xxx_vtu_setup(chip);
2487 	if (err)
2488 		goto unlock;
2489 
2490 	err = mv88e6xxx_pvt_setup(chip);
2491 	if (err)
2492 		goto unlock;
2493 
2494 	err = mv88e6xxx_atu_setup(chip);
2495 	if (err)
2496 		goto unlock;
2497 
2498 	err = mv88e6xxx_broadcast_setup(chip, 0);
2499 	if (err)
2500 		goto unlock;
2501 
2502 	err = mv88e6xxx_pot_setup(chip);
2503 	if (err)
2504 		goto unlock;
2505 
2506 	err = mv88e6xxx_rmu_setup(chip);
2507 	if (err)
2508 		goto unlock;
2509 
2510 	err = mv88e6xxx_rsvd2cpu_setup(chip);
2511 	if (err)
2512 		goto unlock;
2513 
2514 	err = mv88e6xxx_trunk_setup(chip);
2515 	if (err)
2516 		goto unlock;
2517 
2518 	err = mv88e6xxx_devmap_setup(chip);
2519 	if (err)
2520 		goto unlock;
2521 
2522 	err = mv88e6xxx_pri_setup(chip);
2523 	if (err)
2524 		goto unlock;
2525 
2526 	/* Setup PTP Hardware Clock and timestamping */
2527 	if (chip->info->ptp_support) {
2528 		err = mv88e6xxx_ptp_setup(chip);
2529 		if (err)
2530 			goto unlock;
2531 
2532 		err = mv88e6xxx_hwtstamp_setup(chip);
2533 		if (err)
2534 			goto unlock;
2535 	}
2536 
2537 	err = mv88e6xxx_stats_setup(chip);
2538 	if (err)
2539 		goto unlock;
2540 
2541 unlock:
2542 	mutex_unlock(&chip->reg_lock);
2543 
2544 	return err;
2545 }
2546 
2547 static int mv88e6xxx_mdio_read(struct mii_bus *bus, int phy, int reg)
2548 {
2549 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
2550 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
2551 	u16 val;
2552 	int err;
2553 
2554 	if (!chip->info->ops->phy_read)
2555 		return -EOPNOTSUPP;
2556 
2557 	mutex_lock(&chip->reg_lock);
2558 	err = chip->info->ops->phy_read(chip, bus, phy, reg, &val);
2559 	mutex_unlock(&chip->reg_lock);
2560 
2561 	if (reg == MII_PHYSID2) {
2562 		/* Some internal PHYs don't have a model number. */
2563 		if (chip->info->family != MV88E6XXX_FAMILY_6165)
2564 			/* Then there is the 6165 family. It gets is
2565 			 * PHYs correct. But it can also have two
2566 			 * SERDES interfaces in the PHY address
2567 			 * space. And these don't have a model
2568 			 * number. But they are not PHYs, so we don't
2569 			 * want to give them something a PHY driver
2570 			 * will recognise.
2571 			 *
2572 			 * Use the mv88e6390 family model number
2573 			 * instead, for anything which really could be
2574 			 * a PHY,
2575 			 */
2576 			if (!(val & 0x3f0))
2577 				val |= MV88E6XXX_PORT_SWITCH_ID_PROD_6390 >> 4;
2578 	}
2579 
2580 	return err ? err : val;
2581 }
2582 
2583 static int mv88e6xxx_mdio_write(struct mii_bus *bus, int phy, int reg, u16 val)
2584 {
2585 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
2586 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
2587 	int err;
2588 
2589 	if (!chip->info->ops->phy_write)
2590 		return -EOPNOTSUPP;
2591 
2592 	mutex_lock(&chip->reg_lock);
2593 	err = chip->info->ops->phy_write(chip, bus, phy, reg, val);
2594 	mutex_unlock(&chip->reg_lock);
2595 
2596 	return err;
2597 }
2598 
2599 static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip,
2600 				   struct device_node *np,
2601 				   bool external)
2602 {
2603 	static int index;
2604 	struct mv88e6xxx_mdio_bus *mdio_bus;
2605 	struct mii_bus *bus;
2606 	int err;
2607 
2608 	if (external) {
2609 		mutex_lock(&chip->reg_lock);
2610 		err = mv88e6xxx_g2_scratch_gpio_set_smi(chip, true);
2611 		mutex_unlock(&chip->reg_lock);
2612 
2613 		if (err)
2614 			return err;
2615 	}
2616 
2617 	bus = devm_mdiobus_alloc_size(chip->dev, sizeof(*mdio_bus));
2618 	if (!bus)
2619 		return -ENOMEM;
2620 
2621 	mdio_bus = bus->priv;
2622 	mdio_bus->bus = bus;
2623 	mdio_bus->chip = chip;
2624 	INIT_LIST_HEAD(&mdio_bus->list);
2625 	mdio_bus->external = external;
2626 
2627 	if (np) {
2628 		bus->name = np->full_name;
2629 		snprintf(bus->id, MII_BUS_ID_SIZE, "%pOF", np);
2630 	} else {
2631 		bus->name = "mv88e6xxx SMI";
2632 		snprintf(bus->id, MII_BUS_ID_SIZE, "mv88e6xxx-%d", index++);
2633 	}
2634 
2635 	bus->read = mv88e6xxx_mdio_read;
2636 	bus->write = mv88e6xxx_mdio_write;
2637 	bus->parent = chip->dev;
2638 
2639 	if (!external) {
2640 		err = mv88e6xxx_g2_irq_mdio_setup(chip, bus);
2641 		if (err)
2642 			return err;
2643 	}
2644 
2645 	err = of_mdiobus_register(bus, np);
2646 	if (err) {
2647 		dev_err(chip->dev, "Cannot register MDIO bus (%d)\n", err);
2648 		mv88e6xxx_g2_irq_mdio_free(chip, bus);
2649 		return err;
2650 	}
2651 
2652 	if (external)
2653 		list_add_tail(&mdio_bus->list, &chip->mdios);
2654 	else
2655 		list_add(&mdio_bus->list, &chip->mdios);
2656 
2657 	return 0;
2658 }
2659 
2660 static const struct of_device_id mv88e6xxx_mdio_external_match[] = {
2661 	{ .compatible = "marvell,mv88e6xxx-mdio-external",
2662 	  .data = (void *)true },
2663 	{ },
2664 };
2665 
2666 static void mv88e6xxx_mdios_unregister(struct mv88e6xxx_chip *chip)
2667 
2668 {
2669 	struct mv88e6xxx_mdio_bus *mdio_bus;
2670 	struct mii_bus *bus;
2671 
2672 	list_for_each_entry(mdio_bus, &chip->mdios, list) {
2673 		bus = mdio_bus->bus;
2674 
2675 		if (!mdio_bus->external)
2676 			mv88e6xxx_g2_irq_mdio_free(chip, bus);
2677 
2678 		mdiobus_unregister(bus);
2679 	}
2680 }
2681 
2682 static int mv88e6xxx_mdios_register(struct mv88e6xxx_chip *chip,
2683 				    struct device_node *np)
2684 {
2685 	const struct of_device_id *match;
2686 	struct device_node *child;
2687 	int err;
2688 
2689 	/* Always register one mdio bus for the internal/default mdio
2690 	 * bus. This maybe represented in the device tree, but is
2691 	 * optional.
2692 	 */
2693 	child = of_get_child_by_name(np, "mdio");
2694 	err = mv88e6xxx_mdio_register(chip, child, false);
2695 	if (err)
2696 		return err;
2697 
2698 	/* Walk the device tree, and see if there are any other nodes
2699 	 * which say they are compatible with the external mdio
2700 	 * bus.
2701 	 */
2702 	for_each_available_child_of_node(np, child) {
2703 		match = of_match_node(mv88e6xxx_mdio_external_match, child);
2704 		if (match) {
2705 			err = mv88e6xxx_mdio_register(chip, child, true);
2706 			if (err) {
2707 				mv88e6xxx_mdios_unregister(chip);
2708 				return err;
2709 			}
2710 		}
2711 	}
2712 
2713 	return 0;
2714 }
2715 
2716 static int mv88e6xxx_get_eeprom_len(struct dsa_switch *ds)
2717 {
2718 	struct mv88e6xxx_chip *chip = ds->priv;
2719 
2720 	return chip->eeprom_len;
2721 }
2722 
2723 static int mv88e6xxx_get_eeprom(struct dsa_switch *ds,
2724 				struct ethtool_eeprom *eeprom, u8 *data)
2725 {
2726 	struct mv88e6xxx_chip *chip = ds->priv;
2727 	int err;
2728 
2729 	if (!chip->info->ops->get_eeprom)
2730 		return -EOPNOTSUPP;
2731 
2732 	mutex_lock(&chip->reg_lock);
2733 	err = chip->info->ops->get_eeprom(chip, eeprom, data);
2734 	mutex_unlock(&chip->reg_lock);
2735 
2736 	if (err)
2737 		return err;
2738 
2739 	eeprom->magic = 0xc3ec4951;
2740 
2741 	return 0;
2742 }
2743 
2744 static int mv88e6xxx_set_eeprom(struct dsa_switch *ds,
2745 				struct ethtool_eeprom *eeprom, u8 *data)
2746 {
2747 	struct mv88e6xxx_chip *chip = ds->priv;
2748 	int err;
2749 
2750 	if (!chip->info->ops->set_eeprom)
2751 		return -EOPNOTSUPP;
2752 
2753 	if (eeprom->magic != 0xc3ec4951)
2754 		return -EINVAL;
2755 
2756 	mutex_lock(&chip->reg_lock);
2757 	err = chip->info->ops->set_eeprom(chip, eeprom, data);
2758 	mutex_unlock(&chip->reg_lock);
2759 
2760 	return err;
2761 }
2762 
2763 static const struct mv88e6xxx_ops mv88e6085_ops = {
2764 	/* MV88E6XXX_FAMILY_6097 */
2765 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2766 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2767 	.irl_init_all = mv88e6352_g2_irl_init_all,
2768 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2769 	.phy_read = mv88e6185_phy_ppu_read,
2770 	.phy_write = mv88e6185_phy_ppu_write,
2771 	.port_set_link = mv88e6xxx_port_set_link,
2772 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2773 	.port_set_speed = mv88e6185_port_set_speed,
2774 	.port_tag_remap = mv88e6095_port_tag_remap,
2775 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2776 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2777 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2778 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
2779 	.port_pause_limit = mv88e6097_port_pause_limit,
2780 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2781 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2782 	.port_link_state = mv88e6352_port_link_state,
2783 	.port_get_cmode = mv88e6185_port_get_cmode,
2784 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2785 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2786 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2787 	.stats_get_strings = mv88e6095_stats_get_strings,
2788 	.stats_get_stats = mv88e6095_stats_get_stats,
2789 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2790 	.set_egress_port = mv88e6095_g1_set_egress_port,
2791 	.watchdog_ops = &mv88e6097_watchdog_ops,
2792 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2793 	.pot_clear = mv88e6xxx_g2_pot_clear,
2794 	.ppu_enable = mv88e6185_g1_ppu_enable,
2795 	.ppu_disable = mv88e6185_g1_ppu_disable,
2796 	.reset = mv88e6185_g1_reset,
2797 	.rmu_disable = mv88e6085_g1_rmu_disable,
2798 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2799 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2800 	.phylink_validate = mv88e6185_phylink_validate,
2801 };
2802 
2803 static const struct mv88e6xxx_ops mv88e6095_ops = {
2804 	/* MV88E6XXX_FAMILY_6095 */
2805 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2806 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2807 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2808 	.phy_read = mv88e6185_phy_ppu_read,
2809 	.phy_write = mv88e6185_phy_ppu_write,
2810 	.port_set_link = mv88e6xxx_port_set_link,
2811 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2812 	.port_set_speed = mv88e6185_port_set_speed,
2813 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
2814 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
2815 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
2816 	.port_link_state = mv88e6185_port_link_state,
2817 	.port_get_cmode = mv88e6185_port_get_cmode,
2818 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2819 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2820 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2821 	.stats_get_strings = mv88e6095_stats_get_strings,
2822 	.stats_get_stats = mv88e6095_stats_get_stats,
2823 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
2824 	.ppu_enable = mv88e6185_g1_ppu_enable,
2825 	.ppu_disable = mv88e6185_g1_ppu_disable,
2826 	.reset = mv88e6185_g1_reset,
2827 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
2828 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
2829 	.phylink_validate = mv88e6185_phylink_validate,
2830 };
2831 
2832 static const struct mv88e6xxx_ops mv88e6097_ops = {
2833 	/* MV88E6XXX_FAMILY_6097 */
2834 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2835 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2836 	.irl_init_all = mv88e6352_g2_irl_init_all,
2837 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2838 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2839 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2840 	.port_set_link = mv88e6xxx_port_set_link,
2841 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2842 	.port_set_speed = mv88e6185_port_set_speed,
2843 	.port_tag_remap = mv88e6095_port_tag_remap,
2844 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2845 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2846 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2847 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
2848 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
2849 	.port_pause_limit = mv88e6097_port_pause_limit,
2850 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2851 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2852 	.port_link_state = mv88e6352_port_link_state,
2853 	.port_get_cmode = mv88e6185_port_get_cmode,
2854 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2855 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2856 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2857 	.stats_get_strings = mv88e6095_stats_get_strings,
2858 	.stats_get_stats = mv88e6095_stats_get_stats,
2859 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2860 	.set_egress_port = mv88e6095_g1_set_egress_port,
2861 	.watchdog_ops = &mv88e6097_watchdog_ops,
2862 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2863 	.pot_clear = mv88e6xxx_g2_pot_clear,
2864 	.reset = mv88e6352_g1_reset,
2865 	.rmu_disable = mv88e6085_g1_rmu_disable,
2866 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2867 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2868 	.phylink_validate = mv88e6185_phylink_validate,
2869 };
2870 
2871 static const struct mv88e6xxx_ops mv88e6123_ops = {
2872 	/* MV88E6XXX_FAMILY_6165 */
2873 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2874 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2875 	.irl_init_all = mv88e6352_g2_irl_init_all,
2876 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2877 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2878 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2879 	.port_set_link = mv88e6xxx_port_set_link,
2880 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2881 	.port_set_speed = mv88e6185_port_set_speed,
2882 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
2883 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2884 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2885 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2886 	.port_link_state = mv88e6352_port_link_state,
2887 	.port_get_cmode = mv88e6185_port_get_cmode,
2888 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
2889 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2890 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2891 	.stats_get_strings = mv88e6095_stats_get_strings,
2892 	.stats_get_stats = mv88e6095_stats_get_stats,
2893 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2894 	.set_egress_port = mv88e6095_g1_set_egress_port,
2895 	.watchdog_ops = &mv88e6097_watchdog_ops,
2896 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2897 	.pot_clear = mv88e6xxx_g2_pot_clear,
2898 	.reset = mv88e6352_g1_reset,
2899 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2900 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2901 	.phylink_validate = mv88e6185_phylink_validate,
2902 };
2903 
2904 static const struct mv88e6xxx_ops mv88e6131_ops = {
2905 	/* MV88E6XXX_FAMILY_6185 */
2906 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2907 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2908 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2909 	.phy_read = mv88e6185_phy_ppu_read,
2910 	.phy_write = mv88e6185_phy_ppu_write,
2911 	.port_set_link = mv88e6xxx_port_set_link,
2912 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2913 	.port_set_speed = mv88e6185_port_set_speed,
2914 	.port_tag_remap = mv88e6095_port_tag_remap,
2915 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2916 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
2917 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2918 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
2919 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
2920 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
2921 	.port_pause_limit = mv88e6097_port_pause_limit,
2922 	.port_set_pause = mv88e6185_port_set_pause,
2923 	.port_link_state = mv88e6352_port_link_state,
2924 	.port_get_cmode = mv88e6185_port_get_cmode,
2925 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2926 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2927 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2928 	.stats_get_strings = mv88e6095_stats_get_strings,
2929 	.stats_get_stats = mv88e6095_stats_get_stats,
2930 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2931 	.set_egress_port = mv88e6095_g1_set_egress_port,
2932 	.watchdog_ops = &mv88e6097_watchdog_ops,
2933 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
2934 	.ppu_enable = mv88e6185_g1_ppu_enable,
2935 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
2936 	.ppu_disable = mv88e6185_g1_ppu_disable,
2937 	.reset = mv88e6185_g1_reset,
2938 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
2939 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
2940 	.phylink_validate = mv88e6185_phylink_validate,
2941 };
2942 
2943 static const struct mv88e6xxx_ops mv88e6141_ops = {
2944 	/* MV88E6XXX_FAMILY_6341 */
2945 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2946 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2947 	.irl_init_all = mv88e6352_g2_irl_init_all,
2948 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
2949 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
2950 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2951 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2952 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2953 	.port_set_link = mv88e6xxx_port_set_link,
2954 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2955 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
2956 	.port_set_speed = mv88e6341_port_set_speed,
2957 	.port_max_speed_mode = mv88e6341_port_max_speed_mode,
2958 	.port_tag_remap = mv88e6095_port_tag_remap,
2959 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2960 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2961 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2962 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
2963 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
2964 	.port_pause_limit = mv88e6097_port_pause_limit,
2965 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2966 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2967 	.port_link_state = mv88e6352_port_link_state,
2968 	.port_get_cmode = mv88e6352_port_get_cmode,
2969 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
2970 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2971 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
2972 	.stats_get_strings = mv88e6320_stats_get_strings,
2973 	.stats_get_stats = mv88e6390_stats_get_stats,
2974 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
2975 	.set_egress_port = mv88e6390_g1_set_egress_port,
2976 	.watchdog_ops = &mv88e6390_watchdog_ops,
2977 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
2978 	.pot_clear = mv88e6xxx_g2_pot_clear,
2979 	.reset = mv88e6352_g1_reset,
2980 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2981 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2982 	.serdes_power = mv88e6341_serdes_power,
2983 	.gpio_ops = &mv88e6352_gpio_ops,
2984 	.phylink_validate = mv88e6341_phylink_validate,
2985 };
2986 
2987 static const struct mv88e6xxx_ops mv88e6161_ops = {
2988 	/* MV88E6XXX_FAMILY_6165 */
2989 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2990 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2991 	.irl_init_all = mv88e6352_g2_irl_init_all,
2992 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2993 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2994 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2995 	.port_set_link = mv88e6xxx_port_set_link,
2996 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2997 	.port_set_speed = mv88e6185_port_set_speed,
2998 	.port_tag_remap = mv88e6095_port_tag_remap,
2999 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3000 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3001 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3002 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3003 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3004 	.port_pause_limit = mv88e6097_port_pause_limit,
3005 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3006 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3007 	.port_link_state = mv88e6352_port_link_state,
3008 	.port_get_cmode = mv88e6185_port_get_cmode,
3009 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3010 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3011 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3012 	.stats_get_strings = mv88e6095_stats_get_strings,
3013 	.stats_get_stats = mv88e6095_stats_get_stats,
3014 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3015 	.set_egress_port = mv88e6095_g1_set_egress_port,
3016 	.watchdog_ops = &mv88e6097_watchdog_ops,
3017 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3018 	.pot_clear = mv88e6xxx_g2_pot_clear,
3019 	.reset = mv88e6352_g1_reset,
3020 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3021 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3022 	.avb_ops = &mv88e6165_avb_ops,
3023 	.ptp_ops = &mv88e6165_ptp_ops,
3024 	.phylink_validate = mv88e6185_phylink_validate,
3025 };
3026 
3027 static const struct mv88e6xxx_ops mv88e6165_ops = {
3028 	/* MV88E6XXX_FAMILY_6165 */
3029 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3030 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3031 	.irl_init_all = mv88e6352_g2_irl_init_all,
3032 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3033 	.phy_read = mv88e6165_phy_read,
3034 	.phy_write = mv88e6165_phy_write,
3035 	.port_set_link = mv88e6xxx_port_set_link,
3036 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3037 	.port_set_speed = mv88e6185_port_set_speed,
3038 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3039 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3040 	.port_link_state = mv88e6352_port_link_state,
3041 	.port_get_cmode = mv88e6185_port_get_cmode,
3042 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3043 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3044 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3045 	.stats_get_strings = mv88e6095_stats_get_strings,
3046 	.stats_get_stats = mv88e6095_stats_get_stats,
3047 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3048 	.set_egress_port = mv88e6095_g1_set_egress_port,
3049 	.watchdog_ops = &mv88e6097_watchdog_ops,
3050 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3051 	.pot_clear = mv88e6xxx_g2_pot_clear,
3052 	.reset = mv88e6352_g1_reset,
3053 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3054 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3055 	.avb_ops = &mv88e6165_avb_ops,
3056 	.ptp_ops = &mv88e6165_ptp_ops,
3057 	.phylink_validate = mv88e6185_phylink_validate,
3058 };
3059 
3060 static const struct mv88e6xxx_ops mv88e6171_ops = {
3061 	/* MV88E6XXX_FAMILY_6351 */
3062 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3063 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3064 	.irl_init_all = mv88e6352_g2_irl_init_all,
3065 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3066 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3067 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3068 	.port_set_link = mv88e6xxx_port_set_link,
3069 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3070 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3071 	.port_set_speed = mv88e6185_port_set_speed,
3072 	.port_tag_remap = mv88e6095_port_tag_remap,
3073 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3074 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3075 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3076 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3077 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3078 	.port_pause_limit = mv88e6097_port_pause_limit,
3079 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3080 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3081 	.port_link_state = mv88e6352_port_link_state,
3082 	.port_get_cmode = mv88e6352_port_get_cmode,
3083 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3084 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3085 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3086 	.stats_get_strings = mv88e6095_stats_get_strings,
3087 	.stats_get_stats = mv88e6095_stats_get_stats,
3088 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3089 	.set_egress_port = mv88e6095_g1_set_egress_port,
3090 	.watchdog_ops = &mv88e6097_watchdog_ops,
3091 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3092 	.pot_clear = mv88e6xxx_g2_pot_clear,
3093 	.reset = mv88e6352_g1_reset,
3094 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3095 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3096 	.phylink_validate = mv88e6185_phylink_validate,
3097 };
3098 
3099 static const struct mv88e6xxx_ops mv88e6172_ops = {
3100 	/* MV88E6XXX_FAMILY_6352 */
3101 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3102 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3103 	.irl_init_all = mv88e6352_g2_irl_init_all,
3104 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3105 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3106 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3107 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3108 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3109 	.port_set_link = mv88e6xxx_port_set_link,
3110 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3111 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3112 	.port_set_speed = mv88e6352_port_set_speed,
3113 	.port_tag_remap = mv88e6095_port_tag_remap,
3114 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3115 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3116 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3117 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3118 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3119 	.port_pause_limit = mv88e6097_port_pause_limit,
3120 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3121 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3122 	.port_link_state = mv88e6352_port_link_state,
3123 	.port_get_cmode = mv88e6352_port_get_cmode,
3124 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3125 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3126 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3127 	.stats_get_strings = mv88e6095_stats_get_strings,
3128 	.stats_get_stats = mv88e6095_stats_get_stats,
3129 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3130 	.set_egress_port = mv88e6095_g1_set_egress_port,
3131 	.watchdog_ops = &mv88e6097_watchdog_ops,
3132 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3133 	.pot_clear = mv88e6xxx_g2_pot_clear,
3134 	.reset = mv88e6352_g1_reset,
3135 	.rmu_disable = mv88e6352_g1_rmu_disable,
3136 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3137 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3138 	.serdes_power = mv88e6352_serdes_power,
3139 	.gpio_ops = &mv88e6352_gpio_ops,
3140 	.phylink_validate = mv88e6352_phylink_validate,
3141 };
3142 
3143 static const struct mv88e6xxx_ops mv88e6175_ops = {
3144 	/* MV88E6XXX_FAMILY_6351 */
3145 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3146 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3147 	.irl_init_all = mv88e6352_g2_irl_init_all,
3148 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3149 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3150 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3151 	.port_set_link = mv88e6xxx_port_set_link,
3152 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3153 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3154 	.port_set_speed = mv88e6185_port_set_speed,
3155 	.port_tag_remap = mv88e6095_port_tag_remap,
3156 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3157 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3158 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3159 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3160 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3161 	.port_pause_limit = mv88e6097_port_pause_limit,
3162 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3163 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3164 	.port_link_state = mv88e6352_port_link_state,
3165 	.port_get_cmode = mv88e6352_port_get_cmode,
3166 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3167 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3168 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3169 	.stats_get_strings = mv88e6095_stats_get_strings,
3170 	.stats_get_stats = mv88e6095_stats_get_stats,
3171 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3172 	.set_egress_port = mv88e6095_g1_set_egress_port,
3173 	.watchdog_ops = &mv88e6097_watchdog_ops,
3174 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3175 	.pot_clear = mv88e6xxx_g2_pot_clear,
3176 	.reset = mv88e6352_g1_reset,
3177 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3178 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3179 	.phylink_validate = mv88e6185_phylink_validate,
3180 };
3181 
3182 static const struct mv88e6xxx_ops mv88e6176_ops = {
3183 	/* MV88E6XXX_FAMILY_6352 */
3184 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3185 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3186 	.irl_init_all = mv88e6352_g2_irl_init_all,
3187 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3188 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3189 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3190 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3191 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3192 	.port_set_link = mv88e6xxx_port_set_link,
3193 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3194 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3195 	.port_set_speed = mv88e6352_port_set_speed,
3196 	.port_tag_remap = mv88e6095_port_tag_remap,
3197 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3198 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3199 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3200 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3201 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3202 	.port_pause_limit = mv88e6097_port_pause_limit,
3203 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3204 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3205 	.port_link_state = mv88e6352_port_link_state,
3206 	.port_get_cmode = mv88e6352_port_get_cmode,
3207 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3208 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3209 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3210 	.stats_get_strings = mv88e6095_stats_get_strings,
3211 	.stats_get_stats = mv88e6095_stats_get_stats,
3212 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3213 	.set_egress_port = mv88e6095_g1_set_egress_port,
3214 	.watchdog_ops = &mv88e6097_watchdog_ops,
3215 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3216 	.pot_clear = mv88e6xxx_g2_pot_clear,
3217 	.reset = mv88e6352_g1_reset,
3218 	.rmu_disable = mv88e6352_g1_rmu_disable,
3219 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3220 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3221 	.serdes_power = mv88e6352_serdes_power,
3222 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3223 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3224 	.gpio_ops = &mv88e6352_gpio_ops,
3225 	.phylink_validate = mv88e6352_phylink_validate,
3226 };
3227 
3228 static const struct mv88e6xxx_ops mv88e6185_ops = {
3229 	/* MV88E6XXX_FAMILY_6185 */
3230 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3231 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3232 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
3233 	.phy_read = mv88e6185_phy_ppu_read,
3234 	.phy_write = mv88e6185_phy_ppu_write,
3235 	.port_set_link = mv88e6xxx_port_set_link,
3236 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3237 	.port_set_speed = mv88e6185_port_set_speed,
3238 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
3239 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
3240 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
3241 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
3242 	.port_set_pause = mv88e6185_port_set_pause,
3243 	.port_link_state = mv88e6185_port_link_state,
3244 	.port_get_cmode = mv88e6185_port_get_cmode,
3245 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3246 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3247 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3248 	.stats_get_strings = mv88e6095_stats_get_strings,
3249 	.stats_get_stats = mv88e6095_stats_get_stats,
3250 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3251 	.set_egress_port = mv88e6095_g1_set_egress_port,
3252 	.watchdog_ops = &mv88e6097_watchdog_ops,
3253 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
3254 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
3255 	.ppu_enable = mv88e6185_g1_ppu_enable,
3256 	.ppu_disable = mv88e6185_g1_ppu_disable,
3257 	.reset = mv88e6185_g1_reset,
3258 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3259 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3260 	.phylink_validate = mv88e6185_phylink_validate,
3261 };
3262 
3263 static const struct mv88e6xxx_ops mv88e6190_ops = {
3264 	/* MV88E6XXX_FAMILY_6390 */
3265 	.setup_errata = mv88e6390_setup_errata,
3266 	.irl_init_all = mv88e6390_g2_irl_init_all,
3267 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3268 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3269 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3270 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3271 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3272 	.port_set_link = mv88e6xxx_port_set_link,
3273 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3274 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3275 	.port_set_speed = mv88e6390_port_set_speed,
3276 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3277 	.port_tag_remap = mv88e6390_port_tag_remap,
3278 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3279 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3280 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3281 	.port_pause_limit = mv88e6390_port_pause_limit,
3282 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3283 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3284 	.port_link_state = mv88e6352_port_link_state,
3285 	.port_get_cmode = mv88e6352_port_get_cmode,
3286 	.port_set_cmode = mv88e6390_port_set_cmode,
3287 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3288 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3289 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3290 	.stats_get_strings = mv88e6320_stats_get_strings,
3291 	.stats_get_stats = mv88e6390_stats_get_stats,
3292 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3293 	.set_egress_port = mv88e6390_g1_set_egress_port,
3294 	.watchdog_ops = &mv88e6390_watchdog_ops,
3295 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3296 	.pot_clear = mv88e6xxx_g2_pot_clear,
3297 	.reset = mv88e6352_g1_reset,
3298 	.rmu_disable = mv88e6390_g1_rmu_disable,
3299 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3300 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3301 	.serdes_power = mv88e6390_serdes_power,
3302 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3303 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3304 	.gpio_ops = &mv88e6352_gpio_ops,
3305 	.phylink_validate = mv88e6390_phylink_validate,
3306 };
3307 
3308 static const struct mv88e6xxx_ops mv88e6190x_ops = {
3309 	/* MV88E6XXX_FAMILY_6390 */
3310 	.setup_errata = mv88e6390_setup_errata,
3311 	.irl_init_all = mv88e6390_g2_irl_init_all,
3312 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3313 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3314 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3315 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3316 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3317 	.port_set_link = mv88e6xxx_port_set_link,
3318 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3319 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3320 	.port_set_speed = mv88e6390x_port_set_speed,
3321 	.port_max_speed_mode = mv88e6390x_port_max_speed_mode,
3322 	.port_tag_remap = mv88e6390_port_tag_remap,
3323 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3324 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3325 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3326 	.port_pause_limit = mv88e6390_port_pause_limit,
3327 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3328 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3329 	.port_link_state = mv88e6352_port_link_state,
3330 	.port_get_cmode = mv88e6352_port_get_cmode,
3331 	.port_set_cmode = mv88e6390x_port_set_cmode,
3332 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3333 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3334 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3335 	.stats_get_strings = mv88e6320_stats_get_strings,
3336 	.stats_get_stats = mv88e6390_stats_get_stats,
3337 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3338 	.set_egress_port = mv88e6390_g1_set_egress_port,
3339 	.watchdog_ops = &mv88e6390_watchdog_ops,
3340 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3341 	.pot_clear = mv88e6xxx_g2_pot_clear,
3342 	.reset = mv88e6352_g1_reset,
3343 	.rmu_disable = mv88e6390_g1_rmu_disable,
3344 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3345 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3346 	.serdes_power = mv88e6390x_serdes_power,
3347 	.serdes_irq_setup = mv88e6390x_serdes_irq_setup,
3348 	.serdes_irq_free = mv88e6390x_serdes_irq_free,
3349 	.gpio_ops = &mv88e6352_gpio_ops,
3350 	.phylink_validate = mv88e6390x_phylink_validate,
3351 };
3352 
3353 static const struct mv88e6xxx_ops mv88e6191_ops = {
3354 	/* MV88E6XXX_FAMILY_6390 */
3355 	.setup_errata = mv88e6390_setup_errata,
3356 	.irl_init_all = mv88e6390_g2_irl_init_all,
3357 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3358 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3359 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3360 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3361 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3362 	.port_set_link = mv88e6xxx_port_set_link,
3363 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3364 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3365 	.port_set_speed = mv88e6390_port_set_speed,
3366 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3367 	.port_tag_remap = mv88e6390_port_tag_remap,
3368 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3369 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3370 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3371 	.port_pause_limit = mv88e6390_port_pause_limit,
3372 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3373 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3374 	.port_link_state = mv88e6352_port_link_state,
3375 	.port_get_cmode = mv88e6352_port_get_cmode,
3376 	.port_set_cmode = mv88e6390_port_set_cmode,
3377 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3378 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3379 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3380 	.stats_get_strings = mv88e6320_stats_get_strings,
3381 	.stats_get_stats = mv88e6390_stats_get_stats,
3382 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3383 	.set_egress_port = mv88e6390_g1_set_egress_port,
3384 	.watchdog_ops = &mv88e6390_watchdog_ops,
3385 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3386 	.pot_clear = mv88e6xxx_g2_pot_clear,
3387 	.reset = mv88e6352_g1_reset,
3388 	.rmu_disable = mv88e6390_g1_rmu_disable,
3389 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3390 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3391 	.serdes_power = mv88e6390_serdes_power,
3392 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3393 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3394 	.avb_ops = &mv88e6390_avb_ops,
3395 	.ptp_ops = &mv88e6352_ptp_ops,
3396 	.phylink_validate = mv88e6390_phylink_validate,
3397 };
3398 
3399 static const struct mv88e6xxx_ops mv88e6240_ops = {
3400 	/* MV88E6XXX_FAMILY_6352 */
3401 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3402 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3403 	.irl_init_all = mv88e6352_g2_irl_init_all,
3404 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3405 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3406 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3407 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3408 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3409 	.port_set_link = mv88e6xxx_port_set_link,
3410 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3411 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3412 	.port_set_speed = mv88e6352_port_set_speed,
3413 	.port_tag_remap = mv88e6095_port_tag_remap,
3414 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3415 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3416 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3417 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3418 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3419 	.port_pause_limit = mv88e6097_port_pause_limit,
3420 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3421 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3422 	.port_link_state = mv88e6352_port_link_state,
3423 	.port_get_cmode = mv88e6352_port_get_cmode,
3424 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3425 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3426 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3427 	.stats_get_strings = mv88e6095_stats_get_strings,
3428 	.stats_get_stats = mv88e6095_stats_get_stats,
3429 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3430 	.set_egress_port = mv88e6095_g1_set_egress_port,
3431 	.watchdog_ops = &mv88e6097_watchdog_ops,
3432 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3433 	.pot_clear = mv88e6xxx_g2_pot_clear,
3434 	.reset = mv88e6352_g1_reset,
3435 	.rmu_disable = mv88e6352_g1_rmu_disable,
3436 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3437 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3438 	.serdes_power = mv88e6352_serdes_power,
3439 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3440 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3441 	.gpio_ops = &mv88e6352_gpio_ops,
3442 	.avb_ops = &mv88e6352_avb_ops,
3443 	.ptp_ops = &mv88e6352_ptp_ops,
3444 	.phylink_validate = mv88e6352_phylink_validate,
3445 };
3446 
3447 static const struct mv88e6xxx_ops mv88e6290_ops = {
3448 	/* MV88E6XXX_FAMILY_6390 */
3449 	.setup_errata = mv88e6390_setup_errata,
3450 	.irl_init_all = mv88e6390_g2_irl_init_all,
3451 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3452 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3453 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3454 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3455 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3456 	.port_set_link = mv88e6xxx_port_set_link,
3457 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3458 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3459 	.port_set_speed = mv88e6390_port_set_speed,
3460 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3461 	.port_tag_remap = mv88e6390_port_tag_remap,
3462 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3463 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3464 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3465 	.port_pause_limit = mv88e6390_port_pause_limit,
3466 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3467 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3468 	.port_link_state = mv88e6352_port_link_state,
3469 	.port_get_cmode = mv88e6352_port_get_cmode,
3470 	.port_set_cmode = mv88e6390_port_set_cmode,
3471 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3472 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3473 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3474 	.stats_get_strings = mv88e6320_stats_get_strings,
3475 	.stats_get_stats = mv88e6390_stats_get_stats,
3476 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3477 	.set_egress_port = mv88e6390_g1_set_egress_port,
3478 	.watchdog_ops = &mv88e6390_watchdog_ops,
3479 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3480 	.pot_clear = mv88e6xxx_g2_pot_clear,
3481 	.reset = mv88e6352_g1_reset,
3482 	.rmu_disable = mv88e6390_g1_rmu_disable,
3483 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3484 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3485 	.serdes_power = mv88e6390_serdes_power,
3486 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3487 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3488 	.gpio_ops = &mv88e6352_gpio_ops,
3489 	.avb_ops = &mv88e6390_avb_ops,
3490 	.ptp_ops = &mv88e6352_ptp_ops,
3491 	.phylink_validate = mv88e6390_phylink_validate,
3492 };
3493 
3494 static const struct mv88e6xxx_ops mv88e6320_ops = {
3495 	/* MV88E6XXX_FAMILY_6320 */
3496 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3497 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3498 	.irl_init_all = mv88e6352_g2_irl_init_all,
3499 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3500 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3501 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3502 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3503 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3504 	.port_set_link = mv88e6xxx_port_set_link,
3505 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3506 	.port_set_speed = mv88e6185_port_set_speed,
3507 	.port_tag_remap = mv88e6095_port_tag_remap,
3508 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3509 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3510 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3511 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3512 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3513 	.port_pause_limit = mv88e6097_port_pause_limit,
3514 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3515 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3516 	.port_link_state = mv88e6352_port_link_state,
3517 	.port_get_cmode = mv88e6352_port_get_cmode,
3518 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3519 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3520 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3521 	.stats_get_strings = mv88e6320_stats_get_strings,
3522 	.stats_get_stats = mv88e6320_stats_get_stats,
3523 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3524 	.set_egress_port = mv88e6095_g1_set_egress_port,
3525 	.watchdog_ops = &mv88e6390_watchdog_ops,
3526 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3527 	.pot_clear = mv88e6xxx_g2_pot_clear,
3528 	.reset = mv88e6352_g1_reset,
3529 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3530 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3531 	.gpio_ops = &mv88e6352_gpio_ops,
3532 	.avb_ops = &mv88e6352_avb_ops,
3533 	.ptp_ops = &mv88e6352_ptp_ops,
3534 	.phylink_validate = mv88e6185_phylink_validate,
3535 };
3536 
3537 static const struct mv88e6xxx_ops mv88e6321_ops = {
3538 	/* MV88E6XXX_FAMILY_6320 */
3539 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3540 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3541 	.irl_init_all = mv88e6352_g2_irl_init_all,
3542 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3543 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3544 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3545 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3546 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3547 	.port_set_link = mv88e6xxx_port_set_link,
3548 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3549 	.port_set_speed = mv88e6185_port_set_speed,
3550 	.port_tag_remap = mv88e6095_port_tag_remap,
3551 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3552 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3553 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3554 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3555 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3556 	.port_pause_limit = mv88e6097_port_pause_limit,
3557 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3558 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3559 	.port_link_state = mv88e6352_port_link_state,
3560 	.port_get_cmode = mv88e6352_port_get_cmode,
3561 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3562 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3563 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3564 	.stats_get_strings = mv88e6320_stats_get_strings,
3565 	.stats_get_stats = mv88e6320_stats_get_stats,
3566 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3567 	.set_egress_port = mv88e6095_g1_set_egress_port,
3568 	.watchdog_ops = &mv88e6390_watchdog_ops,
3569 	.reset = mv88e6352_g1_reset,
3570 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3571 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3572 	.gpio_ops = &mv88e6352_gpio_ops,
3573 	.avb_ops = &mv88e6352_avb_ops,
3574 	.ptp_ops = &mv88e6352_ptp_ops,
3575 	.phylink_validate = mv88e6185_phylink_validate,
3576 };
3577 
3578 static const struct mv88e6xxx_ops mv88e6341_ops = {
3579 	/* MV88E6XXX_FAMILY_6341 */
3580 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3581 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3582 	.irl_init_all = mv88e6352_g2_irl_init_all,
3583 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3584 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3585 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3586 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3587 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3588 	.port_set_link = mv88e6xxx_port_set_link,
3589 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3590 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3591 	.port_set_speed = mv88e6341_port_set_speed,
3592 	.port_max_speed_mode = mv88e6341_port_max_speed_mode,
3593 	.port_tag_remap = mv88e6095_port_tag_remap,
3594 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3595 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3596 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3597 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3598 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3599 	.port_pause_limit = mv88e6097_port_pause_limit,
3600 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3601 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3602 	.port_link_state = mv88e6352_port_link_state,
3603 	.port_get_cmode = mv88e6352_port_get_cmode,
3604 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3605 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3606 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3607 	.stats_get_strings = mv88e6320_stats_get_strings,
3608 	.stats_get_stats = mv88e6390_stats_get_stats,
3609 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3610 	.set_egress_port = mv88e6390_g1_set_egress_port,
3611 	.watchdog_ops = &mv88e6390_watchdog_ops,
3612 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
3613 	.pot_clear = mv88e6xxx_g2_pot_clear,
3614 	.reset = mv88e6352_g1_reset,
3615 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3616 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3617 	.serdes_power = mv88e6341_serdes_power,
3618 	.gpio_ops = &mv88e6352_gpio_ops,
3619 	.avb_ops = &mv88e6390_avb_ops,
3620 	.ptp_ops = &mv88e6352_ptp_ops,
3621 	.phylink_validate = mv88e6341_phylink_validate,
3622 };
3623 
3624 static const struct mv88e6xxx_ops mv88e6350_ops = {
3625 	/* MV88E6XXX_FAMILY_6351 */
3626 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3627 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3628 	.irl_init_all = mv88e6352_g2_irl_init_all,
3629 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3630 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3631 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3632 	.port_set_link = mv88e6xxx_port_set_link,
3633 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3634 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3635 	.port_set_speed = mv88e6185_port_set_speed,
3636 	.port_tag_remap = mv88e6095_port_tag_remap,
3637 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3638 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3639 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3640 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3641 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3642 	.port_pause_limit = mv88e6097_port_pause_limit,
3643 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3644 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3645 	.port_link_state = mv88e6352_port_link_state,
3646 	.port_get_cmode = mv88e6352_port_get_cmode,
3647 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3648 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3649 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3650 	.stats_get_strings = mv88e6095_stats_get_strings,
3651 	.stats_get_stats = mv88e6095_stats_get_stats,
3652 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3653 	.set_egress_port = mv88e6095_g1_set_egress_port,
3654 	.watchdog_ops = &mv88e6097_watchdog_ops,
3655 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3656 	.pot_clear = mv88e6xxx_g2_pot_clear,
3657 	.reset = mv88e6352_g1_reset,
3658 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3659 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3660 	.phylink_validate = mv88e6185_phylink_validate,
3661 };
3662 
3663 static const struct mv88e6xxx_ops mv88e6351_ops = {
3664 	/* MV88E6XXX_FAMILY_6351 */
3665 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3666 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3667 	.irl_init_all = mv88e6352_g2_irl_init_all,
3668 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3669 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3670 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3671 	.port_set_link = mv88e6xxx_port_set_link,
3672 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3673 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3674 	.port_set_speed = mv88e6185_port_set_speed,
3675 	.port_tag_remap = mv88e6095_port_tag_remap,
3676 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3677 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3678 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3679 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3680 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3681 	.port_pause_limit = mv88e6097_port_pause_limit,
3682 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3683 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3684 	.port_link_state = mv88e6352_port_link_state,
3685 	.port_get_cmode = mv88e6352_port_get_cmode,
3686 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3687 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3688 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3689 	.stats_get_strings = mv88e6095_stats_get_strings,
3690 	.stats_get_stats = mv88e6095_stats_get_stats,
3691 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3692 	.set_egress_port = mv88e6095_g1_set_egress_port,
3693 	.watchdog_ops = &mv88e6097_watchdog_ops,
3694 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3695 	.pot_clear = mv88e6xxx_g2_pot_clear,
3696 	.reset = mv88e6352_g1_reset,
3697 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3698 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3699 	.avb_ops = &mv88e6352_avb_ops,
3700 	.ptp_ops = &mv88e6352_ptp_ops,
3701 	.phylink_validate = mv88e6185_phylink_validate,
3702 };
3703 
3704 static const struct mv88e6xxx_ops mv88e6352_ops = {
3705 	/* MV88E6XXX_FAMILY_6352 */
3706 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3707 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3708 	.irl_init_all = mv88e6352_g2_irl_init_all,
3709 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3710 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3711 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3712 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3713 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3714 	.port_set_link = mv88e6xxx_port_set_link,
3715 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3716 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3717 	.port_set_speed = mv88e6352_port_set_speed,
3718 	.port_tag_remap = mv88e6095_port_tag_remap,
3719 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3720 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3721 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3722 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3723 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3724 	.port_pause_limit = mv88e6097_port_pause_limit,
3725 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3726 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3727 	.port_link_state = mv88e6352_port_link_state,
3728 	.port_get_cmode = mv88e6352_port_get_cmode,
3729 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3730 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3731 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3732 	.stats_get_strings = mv88e6095_stats_get_strings,
3733 	.stats_get_stats = mv88e6095_stats_get_stats,
3734 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3735 	.set_egress_port = mv88e6095_g1_set_egress_port,
3736 	.watchdog_ops = &mv88e6097_watchdog_ops,
3737 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3738 	.pot_clear = mv88e6xxx_g2_pot_clear,
3739 	.reset = mv88e6352_g1_reset,
3740 	.rmu_disable = mv88e6352_g1_rmu_disable,
3741 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3742 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3743 	.serdes_power = mv88e6352_serdes_power,
3744 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3745 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3746 	.gpio_ops = &mv88e6352_gpio_ops,
3747 	.avb_ops = &mv88e6352_avb_ops,
3748 	.ptp_ops = &mv88e6352_ptp_ops,
3749 	.serdes_get_sset_count = mv88e6352_serdes_get_sset_count,
3750 	.serdes_get_strings = mv88e6352_serdes_get_strings,
3751 	.serdes_get_stats = mv88e6352_serdes_get_stats,
3752 	.phylink_validate = mv88e6352_phylink_validate,
3753 };
3754 
3755 static const struct mv88e6xxx_ops mv88e6390_ops = {
3756 	/* MV88E6XXX_FAMILY_6390 */
3757 	.setup_errata = mv88e6390_setup_errata,
3758 	.irl_init_all = mv88e6390_g2_irl_init_all,
3759 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3760 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3761 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3762 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3763 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3764 	.port_set_link = mv88e6xxx_port_set_link,
3765 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3766 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3767 	.port_set_speed = mv88e6390_port_set_speed,
3768 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3769 	.port_tag_remap = mv88e6390_port_tag_remap,
3770 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3771 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3772 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3773 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3774 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3775 	.port_pause_limit = mv88e6390_port_pause_limit,
3776 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3777 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3778 	.port_link_state = mv88e6352_port_link_state,
3779 	.port_get_cmode = mv88e6352_port_get_cmode,
3780 	.port_set_cmode = mv88e6390_port_set_cmode,
3781 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3782 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3783 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3784 	.stats_get_strings = mv88e6320_stats_get_strings,
3785 	.stats_get_stats = mv88e6390_stats_get_stats,
3786 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3787 	.set_egress_port = mv88e6390_g1_set_egress_port,
3788 	.watchdog_ops = &mv88e6390_watchdog_ops,
3789 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3790 	.pot_clear = mv88e6xxx_g2_pot_clear,
3791 	.reset = mv88e6352_g1_reset,
3792 	.rmu_disable = mv88e6390_g1_rmu_disable,
3793 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3794 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3795 	.serdes_power = mv88e6390_serdes_power,
3796 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3797 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3798 	.gpio_ops = &mv88e6352_gpio_ops,
3799 	.avb_ops = &mv88e6390_avb_ops,
3800 	.ptp_ops = &mv88e6352_ptp_ops,
3801 	.phylink_validate = mv88e6390_phylink_validate,
3802 };
3803 
3804 static const struct mv88e6xxx_ops mv88e6390x_ops = {
3805 	/* MV88E6XXX_FAMILY_6390 */
3806 	.setup_errata = mv88e6390_setup_errata,
3807 	.irl_init_all = mv88e6390_g2_irl_init_all,
3808 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3809 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3810 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3811 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3812 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3813 	.port_set_link = mv88e6xxx_port_set_link,
3814 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3815 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3816 	.port_set_speed = mv88e6390x_port_set_speed,
3817 	.port_max_speed_mode = mv88e6390x_port_max_speed_mode,
3818 	.port_tag_remap = mv88e6390_port_tag_remap,
3819 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3820 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3821 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3822 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3823 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3824 	.port_pause_limit = mv88e6390_port_pause_limit,
3825 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3826 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3827 	.port_link_state = mv88e6352_port_link_state,
3828 	.port_get_cmode = mv88e6352_port_get_cmode,
3829 	.port_set_cmode = mv88e6390x_port_set_cmode,
3830 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3831 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3832 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3833 	.stats_get_strings = mv88e6320_stats_get_strings,
3834 	.stats_get_stats = mv88e6390_stats_get_stats,
3835 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3836 	.set_egress_port = mv88e6390_g1_set_egress_port,
3837 	.watchdog_ops = &mv88e6390_watchdog_ops,
3838 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3839 	.pot_clear = mv88e6xxx_g2_pot_clear,
3840 	.reset = mv88e6352_g1_reset,
3841 	.rmu_disable = mv88e6390_g1_rmu_disable,
3842 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3843 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3844 	.serdes_power = mv88e6390x_serdes_power,
3845 	.serdes_irq_setup = mv88e6390x_serdes_irq_setup,
3846 	.serdes_irq_free = mv88e6390x_serdes_irq_free,
3847 	.gpio_ops = &mv88e6352_gpio_ops,
3848 	.avb_ops = &mv88e6390_avb_ops,
3849 	.ptp_ops = &mv88e6352_ptp_ops,
3850 	.phylink_validate = mv88e6390x_phylink_validate,
3851 };
3852 
3853 static const struct mv88e6xxx_info mv88e6xxx_table[] = {
3854 	[MV88E6085] = {
3855 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6085,
3856 		.family = MV88E6XXX_FAMILY_6097,
3857 		.name = "Marvell 88E6085",
3858 		.num_databases = 4096,
3859 		.num_ports = 10,
3860 		.num_internal_phys = 5,
3861 		.max_vid = 4095,
3862 		.port_base_addr = 0x10,
3863 		.phy_base_addr = 0x0,
3864 		.global1_addr = 0x1b,
3865 		.global2_addr = 0x1c,
3866 		.age_time_coeff = 15000,
3867 		.g1_irqs = 8,
3868 		.g2_irqs = 10,
3869 		.atu_move_port_mask = 0xf,
3870 		.pvt = true,
3871 		.multi_chip = true,
3872 		.tag_protocol = DSA_TAG_PROTO_DSA,
3873 		.ops = &mv88e6085_ops,
3874 	},
3875 
3876 	[MV88E6095] = {
3877 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6095,
3878 		.family = MV88E6XXX_FAMILY_6095,
3879 		.name = "Marvell 88E6095/88E6095F",
3880 		.num_databases = 256,
3881 		.num_ports = 11,
3882 		.num_internal_phys = 0,
3883 		.max_vid = 4095,
3884 		.port_base_addr = 0x10,
3885 		.phy_base_addr = 0x0,
3886 		.global1_addr = 0x1b,
3887 		.global2_addr = 0x1c,
3888 		.age_time_coeff = 15000,
3889 		.g1_irqs = 8,
3890 		.atu_move_port_mask = 0xf,
3891 		.multi_chip = true,
3892 		.tag_protocol = DSA_TAG_PROTO_DSA,
3893 		.ops = &mv88e6095_ops,
3894 	},
3895 
3896 	[MV88E6097] = {
3897 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6097,
3898 		.family = MV88E6XXX_FAMILY_6097,
3899 		.name = "Marvell 88E6097/88E6097F",
3900 		.num_databases = 4096,
3901 		.num_ports = 11,
3902 		.num_internal_phys = 8,
3903 		.max_vid = 4095,
3904 		.port_base_addr = 0x10,
3905 		.phy_base_addr = 0x0,
3906 		.global1_addr = 0x1b,
3907 		.global2_addr = 0x1c,
3908 		.age_time_coeff = 15000,
3909 		.g1_irqs = 8,
3910 		.g2_irqs = 10,
3911 		.atu_move_port_mask = 0xf,
3912 		.pvt = true,
3913 		.multi_chip = true,
3914 		.tag_protocol = DSA_TAG_PROTO_EDSA,
3915 		.ops = &mv88e6097_ops,
3916 	},
3917 
3918 	[MV88E6123] = {
3919 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6123,
3920 		.family = MV88E6XXX_FAMILY_6165,
3921 		.name = "Marvell 88E6123",
3922 		.num_databases = 4096,
3923 		.num_ports = 3,
3924 		.num_internal_phys = 5,
3925 		.max_vid = 4095,
3926 		.port_base_addr = 0x10,
3927 		.phy_base_addr = 0x0,
3928 		.global1_addr = 0x1b,
3929 		.global2_addr = 0x1c,
3930 		.age_time_coeff = 15000,
3931 		.g1_irqs = 9,
3932 		.g2_irqs = 10,
3933 		.atu_move_port_mask = 0xf,
3934 		.pvt = true,
3935 		.multi_chip = true,
3936 		.tag_protocol = DSA_TAG_PROTO_EDSA,
3937 		.ops = &mv88e6123_ops,
3938 	},
3939 
3940 	[MV88E6131] = {
3941 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6131,
3942 		.family = MV88E6XXX_FAMILY_6185,
3943 		.name = "Marvell 88E6131",
3944 		.num_databases = 256,
3945 		.num_ports = 8,
3946 		.num_internal_phys = 0,
3947 		.max_vid = 4095,
3948 		.port_base_addr = 0x10,
3949 		.phy_base_addr = 0x0,
3950 		.global1_addr = 0x1b,
3951 		.global2_addr = 0x1c,
3952 		.age_time_coeff = 15000,
3953 		.g1_irqs = 9,
3954 		.atu_move_port_mask = 0xf,
3955 		.multi_chip = true,
3956 		.tag_protocol = DSA_TAG_PROTO_DSA,
3957 		.ops = &mv88e6131_ops,
3958 	},
3959 
3960 	[MV88E6141] = {
3961 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6141,
3962 		.family = MV88E6XXX_FAMILY_6341,
3963 		.name = "Marvell 88E6141",
3964 		.num_databases = 4096,
3965 		.num_ports = 6,
3966 		.num_internal_phys = 5,
3967 		.num_gpio = 11,
3968 		.max_vid = 4095,
3969 		.port_base_addr = 0x10,
3970 		.phy_base_addr = 0x10,
3971 		.global1_addr = 0x1b,
3972 		.global2_addr = 0x1c,
3973 		.age_time_coeff = 3750,
3974 		.atu_move_port_mask = 0x1f,
3975 		.g1_irqs = 9,
3976 		.g2_irqs = 10,
3977 		.pvt = true,
3978 		.multi_chip = true,
3979 		.tag_protocol = DSA_TAG_PROTO_EDSA,
3980 		.ops = &mv88e6141_ops,
3981 	},
3982 
3983 	[MV88E6161] = {
3984 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6161,
3985 		.family = MV88E6XXX_FAMILY_6165,
3986 		.name = "Marvell 88E6161",
3987 		.num_databases = 4096,
3988 		.num_ports = 6,
3989 		.num_internal_phys = 5,
3990 		.max_vid = 4095,
3991 		.port_base_addr = 0x10,
3992 		.phy_base_addr = 0x0,
3993 		.global1_addr = 0x1b,
3994 		.global2_addr = 0x1c,
3995 		.age_time_coeff = 15000,
3996 		.g1_irqs = 9,
3997 		.g2_irqs = 10,
3998 		.atu_move_port_mask = 0xf,
3999 		.pvt = true,
4000 		.multi_chip = true,
4001 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4002 		.ptp_support = true,
4003 		.ops = &mv88e6161_ops,
4004 	},
4005 
4006 	[MV88E6165] = {
4007 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6165,
4008 		.family = MV88E6XXX_FAMILY_6165,
4009 		.name = "Marvell 88E6165",
4010 		.num_databases = 4096,
4011 		.num_ports = 6,
4012 		.num_internal_phys = 0,
4013 		.max_vid = 4095,
4014 		.port_base_addr = 0x10,
4015 		.phy_base_addr = 0x0,
4016 		.global1_addr = 0x1b,
4017 		.global2_addr = 0x1c,
4018 		.age_time_coeff = 15000,
4019 		.g1_irqs = 9,
4020 		.g2_irqs = 10,
4021 		.atu_move_port_mask = 0xf,
4022 		.pvt = true,
4023 		.multi_chip = true,
4024 		.tag_protocol = DSA_TAG_PROTO_DSA,
4025 		.ptp_support = true,
4026 		.ops = &mv88e6165_ops,
4027 	},
4028 
4029 	[MV88E6171] = {
4030 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6171,
4031 		.family = MV88E6XXX_FAMILY_6351,
4032 		.name = "Marvell 88E6171",
4033 		.num_databases = 4096,
4034 		.num_ports = 7,
4035 		.num_internal_phys = 5,
4036 		.max_vid = 4095,
4037 		.port_base_addr = 0x10,
4038 		.phy_base_addr = 0x0,
4039 		.global1_addr = 0x1b,
4040 		.global2_addr = 0x1c,
4041 		.age_time_coeff = 15000,
4042 		.g1_irqs = 9,
4043 		.g2_irqs = 10,
4044 		.atu_move_port_mask = 0xf,
4045 		.pvt = true,
4046 		.multi_chip = true,
4047 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4048 		.ops = &mv88e6171_ops,
4049 	},
4050 
4051 	[MV88E6172] = {
4052 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6172,
4053 		.family = MV88E6XXX_FAMILY_6352,
4054 		.name = "Marvell 88E6172",
4055 		.num_databases = 4096,
4056 		.num_ports = 7,
4057 		.num_internal_phys = 5,
4058 		.num_gpio = 15,
4059 		.max_vid = 4095,
4060 		.port_base_addr = 0x10,
4061 		.phy_base_addr = 0x0,
4062 		.global1_addr = 0x1b,
4063 		.global2_addr = 0x1c,
4064 		.age_time_coeff = 15000,
4065 		.g1_irqs = 9,
4066 		.g2_irqs = 10,
4067 		.atu_move_port_mask = 0xf,
4068 		.pvt = true,
4069 		.multi_chip = true,
4070 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4071 		.ops = &mv88e6172_ops,
4072 	},
4073 
4074 	[MV88E6175] = {
4075 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6175,
4076 		.family = MV88E6XXX_FAMILY_6351,
4077 		.name = "Marvell 88E6175",
4078 		.num_databases = 4096,
4079 		.num_ports = 7,
4080 		.num_internal_phys = 5,
4081 		.max_vid = 4095,
4082 		.port_base_addr = 0x10,
4083 		.phy_base_addr = 0x0,
4084 		.global1_addr = 0x1b,
4085 		.global2_addr = 0x1c,
4086 		.age_time_coeff = 15000,
4087 		.g1_irqs = 9,
4088 		.g2_irqs = 10,
4089 		.atu_move_port_mask = 0xf,
4090 		.pvt = true,
4091 		.multi_chip = true,
4092 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4093 		.ops = &mv88e6175_ops,
4094 	},
4095 
4096 	[MV88E6176] = {
4097 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6176,
4098 		.family = MV88E6XXX_FAMILY_6352,
4099 		.name = "Marvell 88E6176",
4100 		.num_databases = 4096,
4101 		.num_ports = 7,
4102 		.num_internal_phys = 5,
4103 		.num_gpio = 15,
4104 		.max_vid = 4095,
4105 		.port_base_addr = 0x10,
4106 		.phy_base_addr = 0x0,
4107 		.global1_addr = 0x1b,
4108 		.global2_addr = 0x1c,
4109 		.age_time_coeff = 15000,
4110 		.g1_irqs = 9,
4111 		.g2_irqs = 10,
4112 		.atu_move_port_mask = 0xf,
4113 		.pvt = true,
4114 		.multi_chip = true,
4115 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4116 		.ops = &mv88e6176_ops,
4117 	},
4118 
4119 	[MV88E6185] = {
4120 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6185,
4121 		.family = MV88E6XXX_FAMILY_6185,
4122 		.name = "Marvell 88E6185",
4123 		.num_databases = 256,
4124 		.num_ports = 10,
4125 		.num_internal_phys = 0,
4126 		.max_vid = 4095,
4127 		.port_base_addr = 0x10,
4128 		.phy_base_addr = 0x0,
4129 		.global1_addr = 0x1b,
4130 		.global2_addr = 0x1c,
4131 		.age_time_coeff = 15000,
4132 		.g1_irqs = 8,
4133 		.atu_move_port_mask = 0xf,
4134 		.multi_chip = true,
4135 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4136 		.ops = &mv88e6185_ops,
4137 	},
4138 
4139 	[MV88E6190] = {
4140 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190,
4141 		.family = MV88E6XXX_FAMILY_6390,
4142 		.name = "Marvell 88E6190",
4143 		.num_databases = 4096,
4144 		.num_ports = 11,	/* 10 + Z80 */
4145 		.num_internal_phys = 9,
4146 		.num_gpio = 16,
4147 		.max_vid = 8191,
4148 		.port_base_addr = 0x0,
4149 		.phy_base_addr = 0x0,
4150 		.global1_addr = 0x1b,
4151 		.global2_addr = 0x1c,
4152 		.tag_protocol = DSA_TAG_PROTO_DSA,
4153 		.age_time_coeff = 3750,
4154 		.g1_irqs = 9,
4155 		.g2_irqs = 14,
4156 		.pvt = true,
4157 		.multi_chip = true,
4158 		.atu_move_port_mask = 0x1f,
4159 		.ops = &mv88e6190_ops,
4160 	},
4161 
4162 	[MV88E6190X] = {
4163 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190X,
4164 		.family = MV88E6XXX_FAMILY_6390,
4165 		.name = "Marvell 88E6190X",
4166 		.num_databases = 4096,
4167 		.num_ports = 11,	/* 10 + Z80 */
4168 		.num_internal_phys = 9,
4169 		.num_gpio = 16,
4170 		.max_vid = 8191,
4171 		.port_base_addr = 0x0,
4172 		.phy_base_addr = 0x0,
4173 		.global1_addr = 0x1b,
4174 		.global2_addr = 0x1c,
4175 		.age_time_coeff = 3750,
4176 		.g1_irqs = 9,
4177 		.g2_irqs = 14,
4178 		.atu_move_port_mask = 0x1f,
4179 		.pvt = true,
4180 		.multi_chip = true,
4181 		.tag_protocol = DSA_TAG_PROTO_DSA,
4182 		.ops = &mv88e6190x_ops,
4183 	},
4184 
4185 	[MV88E6191] = {
4186 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6191,
4187 		.family = MV88E6XXX_FAMILY_6390,
4188 		.name = "Marvell 88E6191",
4189 		.num_databases = 4096,
4190 		.num_ports = 11,	/* 10 + Z80 */
4191 		.num_internal_phys = 9,
4192 		.max_vid = 8191,
4193 		.port_base_addr = 0x0,
4194 		.phy_base_addr = 0x0,
4195 		.global1_addr = 0x1b,
4196 		.global2_addr = 0x1c,
4197 		.age_time_coeff = 3750,
4198 		.g1_irqs = 9,
4199 		.g2_irqs = 14,
4200 		.atu_move_port_mask = 0x1f,
4201 		.pvt = true,
4202 		.multi_chip = true,
4203 		.tag_protocol = DSA_TAG_PROTO_DSA,
4204 		.ptp_support = true,
4205 		.ops = &mv88e6191_ops,
4206 	},
4207 
4208 	[MV88E6240] = {
4209 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6240,
4210 		.family = MV88E6XXX_FAMILY_6352,
4211 		.name = "Marvell 88E6240",
4212 		.num_databases = 4096,
4213 		.num_ports = 7,
4214 		.num_internal_phys = 5,
4215 		.num_gpio = 15,
4216 		.max_vid = 4095,
4217 		.port_base_addr = 0x10,
4218 		.phy_base_addr = 0x0,
4219 		.global1_addr = 0x1b,
4220 		.global2_addr = 0x1c,
4221 		.age_time_coeff = 15000,
4222 		.g1_irqs = 9,
4223 		.g2_irqs = 10,
4224 		.atu_move_port_mask = 0xf,
4225 		.pvt = true,
4226 		.multi_chip = true,
4227 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4228 		.ptp_support = true,
4229 		.ops = &mv88e6240_ops,
4230 	},
4231 
4232 	[MV88E6290] = {
4233 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6290,
4234 		.family = MV88E6XXX_FAMILY_6390,
4235 		.name = "Marvell 88E6290",
4236 		.num_databases = 4096,
4237 		.num_ports = 11,	/* 10 + Z80 */
4238 		.num_internal_phys = 9,
4239 		.num_gpio = 16,
4240 		.max_vid = 8191,
4241 		.port_base_addr = 0x0,
4242 		.phy_base_addr = 0x0,
4243 		.global1_addr = 0x1b,
4244 		.global2_addr = 0x1c,
4245 		.age_time_coeff = 3750,
4246 		.g1_irqs = 9,
4247 		.g2_irqs = 14,
4248 		.atu_move_port_mask = 0x1f,
4249 		.pvt = true,
4250 		.multi_chip = true,
4251 		.tag_protocol = DSA_TAG_PROTO_DSA,
4252 		.ptp_support = true,
4253 		.ops = &mv88e6290_ops,
4254 	},
4255 
4256 	[MV88E6320] = {
4257 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6320,
4258 		.family = MV88E6XXX_FAMILY_6320,
4259 		.name = "Marvell 88E6320",
4260 		.num_databases = 4096,
4261 		.num_ports = 7,
4262 		.num_internal_phys = 5,
4263 		.num_gpio = 15,
4264 		.max_vid = 4095,
4265 		.port_base_addr = 0x10,
4266 		.phy_base_addr = 0x0,
4267 		.global1_addr = 0x1b,
4268 		.global2_addr = 0x1c,
4269 		.age_time_coeff = 15000,
4270 		.g1_irqs = 8,
4271 		.g2_irqs = 10,
4272 		.atu_move_port_mask = 0xf,
4273 		.pvt = true,
4274 		.multi_chip = true,
4275 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4276 		.ptp_support = true,
4277 		.ops = &mv88e6320_ops,
4278 	},
4279 
4280 	[MV88E6321] = {
4281 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6321,
4282 		.family = MV88E6XXX_FAMILY_6320,
4283 		.name = "Marvell 88E6321",
4284 		.num_databases = 4096,
4285 		.num_ports = 7,
4286 		.num_internal_phys = 5,
4287 		.num_gpio = 15,
4288 		.max_vid = 4095,
4289 		.port_base_addr = 0x10,
4290 		.phy_base_addr = 0x0,
4291 		.global1_addr = 0x1b,
4292 		.global2_addr = 0x1c,
4293 		.age_time_coeff = 15000,
4294 		.g1_irqs = 8,
4295 		.g2_irqs = 10,
4296 		.atu_move_port_mask = 0xf,
4297 		.multi_chip = true,
4298 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4299 		.ptp_support = true,
4300 		.ops = &mv88e6321_ops,
4301 	},
4302 
4303 	[MV88E6341] = {
4304 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,
4305 		.family = MV88E6XXX_FAMILY_6341,
4306 		.name = "Marvell 88E6341",
4307 		.num_databases = 4096,
4308 		.num_internal_phys = 5,
4309 		.num_ports = 6,
4310 		.num_gpio = 11,
4311 		.max_vid = 4095,
4312 		.port_base_addr = 0x10,
4313 		.phy_base_addr = 0x10,
4314 		.global1_addr = 0x1b,
4315 		.global2_addr = 0x1c,
4316 		.age_time_coeff = 3750,
4317 		.atu_move_port_mask = 0x1f,
4318 		.g1_irqs = 9,
4319 		.g2_irqs = 10,
4320 		.pvt = true,
4321 		.multi_chip = true,
4322 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4323 		.ptp_support = true,
4324 		.ops = &mv88e6341_ops,
4325 	},
4326 
4327 	[MV88E6350] = {
4328 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6350,
4329 		.family = MV88E6XXX_FAMILY_6351,
4330 		.name = "Marvell 88E6350",
4331 		.num_databases = 4096,
4332 		.num_ports = 7,
4333 		.num_internal_phys = 5,
4334 		.max_vid = 4095,
4335 		.port_base_addr = 0x10,
4336 		.phy_base_addr = 0x0,
4337 		.global1_addr = 0x1b,
4338 		.global2_addr = 0x1c,
4339 		.age_time_coeff = 15000,
4340 		.g1_irqs = 9,
4341 		.g2_irqs = 10,
4342 		.atu_move_port_mask = 0xf,
4343 		.pvt = true,
4344 		.multi_chip = true,
4345 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4346 		.ops = &mv88e6350_ops,
4347 	},
4348 
4349 	[MV88E6351] = {
4350 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6351,
4351 		.family = MV88E6XXX_FAMILY_6351,
4352 		.name = "Marvell 88E6351",
4353 		.num_databases = 4096,
4354 		.num_ports = 7,
4355 		.num_internal_phys = 5,
4356 		.max_vid = 4095,
4357 		.port_base_addr = 0x10,
4358 		.phy_base_addr = 0x0,
4359 		.global1_addr = 0x1b,
4360 		.global2_addr = 0x1c,
4361 		.age_time_coeff = 15000,
4362 		.g1_irqs = 9,
4363 		.g2_irqs = 10,
4364 		.atu_move_port_mask = 0xf,
4365 		.pvt = true,
4366 		.multi_chip = true,
4367 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4368 		.ops = &mv88e6351_ops,
4369 	},
4370 
4371 	[MV88E6352] = {
4372 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6352,
4373 		.family = MV88E6XXX_FAMILY_6352,
4374 		.name = "Marvell 88E6352",
4375 		.num_databases = 4096,
4376 		.num_ports = 7,
4377 		.num_internal_phys = 5,
4378 		.num_gpio = 15,
4379 		.max_vid = 4095,
4380 		.port_base_addr = 0x10,
4381 		.phy_base_addr = 0x0,
4382 		.global1_addr = 0x1b,
4383 		.global2_addr = 0x1c,
4384 		.age_time_coeff = 15000,
4385 		.g1_irqs = 9,
4386 		.g2_irqs = 10,
4387 		.atu_move_port_mask = 0xf,
4388 		.pvt = true,
4389 		.multi_chip = true,
4390 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4391 		.ptp_support = true,
4392 		.ops = &mv88e6352_ops,
4393 	},
4394 	[MV88E6390] = {
4395 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390,
4396 		.family = MV88E6XXX_FAMILY_6390,
4397 		.name = "Marvell 88E6390",
4398 		.num_databases = 4096,
4399 		.num_ports = 11,	/* 10 + Z80 */
4400 		.num_internal_phys = 9,
4401 		.num_gpio = 16,
4402 		.max_vid = 8191,
4403 		.port_base_addr = 0x0,
4404 		.phy_base_addr = 0x0,
4405 		.global1_addr = 0x1b,
4406 		.global2_addr = 0x1c,
4407 		.age_time_coeff = 3750,
4408 		.g1_irqs = 9,
4409 		.g2_irqs = 14,
4410 		.atu_move_port_mask = 0x1f,
4411 		.pvt = true,
4412 		.multi_chip = true,
4413 		.tag_protocol = DSA_TAG_PROTO_DSA,
4414 		.ptp_support = true,
4415 		.ops = &mv88e6390_ops,
4416 	},
4417 	[MV88E6390X] = {
4418 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390X,
4419 		.family = MV88E6XXX_FAMILY_6390,
4420 		.name = "Marvell 88E6390X",
4421 		.num_databases = 4096,
4422 		.num_ports = 11,	/* 10 + Z80 */
4423 		.num_internal_phys = 9,
4424 		.num_gpio = 16,
4425 		.max_vid = 8191,
4426 		.port_base_addr = 0x0,
4427 		.phy_base_addr = 0x0,
4428 		.global1_addr = 0x1b,
4429 		.global2_addr = 0x1c,
4430 		.age_time_coeff = 3750,
4431 		.g1_irqs = 9,
4432 		.g2_irqs = 14,
4433 		.atu_move_port_mask = 0x1f,
4434 		.pvt = true,
4435 		.multi_chip = true,
4436 		.tag_protocol = DSA_TAG_PROTO_DSA,
4437 		.ptp_support = true,
4438 		.ops = &mv88e6390x_ops,
4439 	},
4440 };
4441 
4442 static const struct mv88e6xxx_info *mv88e6xxx_lookup_info(unsigned int prod_num)
4443 {
4444 	int i;
4445 
4446 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_table); ++i)
4447 		if (mv88e6xxx_table[i].prod_num == prod_num)
4448 			return &mv88e6xxx_table[i];
4449 
4450 	return NULL;
4451 }
4452 
4453 static int mv88e6xxx_detect(struct mv88e6xxx_chip *chip)
4454 {
4455 	const struct mv88e6xxx_info *info;
4456 	unsigned int prod_num, rev;
4457 	u16 id;
4458 	int err;
4459 
4460 	mutex_lock(&chip->reg_lock);
4461 	err = mv88e6xxx_port_read(chip, 0, MV88E6XXX_PORT_SWITCH_ID, &id);
4462 	mutex_unlock(&chip->reg_lock);
4463 	if (err)
4464 		return err;
4465 
4466 	prod_num = id & MV88E6XXX_PORT_SWITCH_ID_PROD_MASK;
4467 	rev = id & MV88E6XXX_PORT_SWITCH_ID_REV_MASK;
4468 
4469 	info = mv88e6xxx_lookup_info(prod_num);
4470 	if (!info)
4471 		return -ENODEV;
4472 
4473 	/* Update the compatible info with the probed one */
4474 	chip->info = info;
4475 
4476 	err = mv88e6xxx_g2_require(chip);
4477 	if (err)
4478 		return err;
4479 
4480 	dev_info(chip->dev, "switch 0x%x detected: %s, revision %u\n",
4481 		 chip->info->prod_num, chip->info->name, rev);
4482 
4483 	return 0;
4484 }
4485 
4486 static struct mv88e6xxx_chip *mv88e6xxx_alloc_chip(struct device *dev)
4487 {
4488 	struct mv88e6xxx_chip *chip;
4489 
4490 	chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
4491 	if (!chip)
4492 		return NULL;
4493 
4494 	chip->dev = dev;
4495 
4496 	mutex_init(&chip->reg_lock);
4497 	INIT_LIST_HEAD(&chip->mdios);
4498 
4499 	return chip;
4500 }
4501 
4502 static enum dsa_tag_protocol mv88e6xxx_get_tag_protocol(struct dsa_switch *ds,
4503 							int port)
4504 {
4505 	struct mv88e6xxx_chip *chip = ds->priv;
4506 
4507 	return chip->info->tag_protocol;
4508 }
4509 
4510 static int mv88e6xxx_port_mdb_prepare(struct dsa_switch *ds, int port,
4511 				      const struct switchdev_obj_port_mdb *mdb)
4512 {
4513 	/* We don't need any dynamic resource from the kernel (yet),
4514 	 * so skip the prepare phase.
4515 	 */
4516 
4517 	return 0;
4518 }
4519 
4520 static void mv88e6xxx_port_mdb_add(struct dsa_switch *ds, int port,
4521 				   const struct switchdev_obj_port_mdb *mdb)
4522 {
4523 	struct mv88e6xxx_chip *chip = ds->priv;
4524 
4525 	mutex_lock(&chip->reg_lock);
4526 	if (mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
4527 					 MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC))
4528 		dev_err(ds->dev, "p%d: failed to load multicast MAC address\n",
4529 			port);
4530 	mutex_unlock(&chip->reg_lock);
4531 }
4532 
4533 static int mv88e6xxx_port_mdb_del(struct dsa_switch *ds, int port,
4534 				  const struct switchdev_obj_port_mdb *mdb)
4535 {
4536 	struct mv88e6xxx_chip *chip = ds->priv;
4537 	int err;
4538 
4539 	mutex_lock(&chip->reg_lock);
4540 	err = mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
4541 					   MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
4542 	mutex_unlock(&chip->reg_lock);
4543 
4544 	return err;
4545 }
4546 
4547 static int mv88e6xxx_port_egress_floods(struct dsa_switch *ds, int port,
4548 					 bool unicast, bool multicast)
4549 {
4550 	struct mv88e6xxx_chip *chip = ds->priv;
4551 	int err = -EOPNOTSUPP;
4552 
4553 	mutex_lock(&chip->reg_lock);
4554 	if (chip->info->ops->port_set_egress_floods)
4555 		err = chip->info->ops->port_set_egress_floods(chip, port,
4556 							      unicast,
4557 							      multicast);
4558 	mutex_unlock(&chip->reg_lock);
4559 
4560 	return err;
4561 }
4562 
4563 static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
4564 	.get_tag_protocol	= mv88e6xxx_get_tag_protocol,
4565 	.setup			= mv88e6xxx_setup,
4566 	.adjust_link		= mv88e6xxx_adjust_link,
4567 	.phylink_validate	= mv88e6xxx_validate,
4568 	.phylink_mac_link_state	= mv88e6xxx_link_state,
4569 	.phylink_mac_config	= mv88e6xxx_mac_config,
4570 	.phylink_mac_link_down	= mv88e6xxx_mac_link_down,
4571 	.phylink_mac_link_up	= mv88e6xxx_mac_link_up,
4572 	.get_strings		= mv88e6xxx_get_strings,
4573 	.get_ethtool_stats	= mv88e6xxx_get_ethtool_stats,
4574 	.get_sset_count		= mv88e6xxx_get_sset_count,
4575 	.port_enable		= mv88e6xxx_port_enable,
4576 	.port_disable		= mv88e6xxx_port_disable,
4577 	.get_mac_eee		= mv88e6xxx_get_mac_eee,
4578 	.set_mac_eee		= mv88e6xxx_set_mac_eee,
4579 	.get_eeprom_len		= mv88e6xxx_get_eeprom_len,
4580 	.get_eeprom		= mv88e6xxx_get_eeprom,
4581 	.set_eeprom		= mv88e6xxx_set_eeprom,
4582 	.get_regs_len		= mv88e6xxx_get_regs_len,
4583 	.get_regs		= mv88e6xxx_get_regs,
4584 	.set_ageing_time	= mv88e6xxx_set_ageing_time,
4585 	.port_bridge_join	= mv88e6xxx_port_bridge_join,
4586 	.port_bridge_leave	= mv88e6xxx_port_bridge_leave,
4587 	.port_egress_floods	= mv88e6xxx_port_egress_floods,
4588 	.port_stp_state_set	= mv88e6xxx_port_stp_state_set,
4589 	.port_fast_age		= mv88e6xxx_port_fast_age,
4590 	.port_vlan_filtering	= mv88e6xxx_port_vlan_filtering,
4591 	.port_vlan_prepare	= mv88e6xxx_port_vlan_prepare,
4592 	.port_vlan_add		= mv88e6xxx_port_vlan_add,
4593 	.port_vlan_del		= mv88e6xxx_port_vlan_del,
4594 	.port_fdb_add           = mv88e6xxx_port_fdb_add,
4595 	.port_fdb_del           = mv88e6xxx_port_fdb_del,
4596 	.port_fdb_dump          = mv88e6xxx_port_fdb_dump,
4597 	.port_mdb_prepare       = mv88e6xxx_port_mdb_prepare,
4598 	.port_mdb_add           = mv88e6xxx_port_mdb_add,
4599 	.port_mdb_del           = mv88e6xxx_port_mdb_del,
4600 	.crosschip_bridge_join	= mv88e6xxx_crosschip_bridge_join,
4601 	.crosschip_bridge_leave	= mv88e6xxx_crosschip_bridge_leave,
4602 	.port_hwtstamp_set	= mv88e6xxx_port_hwtstamp_set,
4603 	.port_hwtstamp_get	= mv88e6xxx_port_hwtstamp_get,
4604 	.port_txtstamp		= mv88e6xxx_port_txtstamp,
4605 	.port_rxtstamp		= mv88e6xxx_port_rxtstamp,
4606 	.get_ts_info		= mv88e6xxx_get_ts_info,
4607 };
4608 
4609 static int mv88e6xxx_register_switch(struct mv88e6xxx_chip *chip)
4610 {
4611 	struct device *dev = chip->dev;
4612 	struct dsa_switch *ds;
4613 
4614 	ds = dsa_switch_alloc(dev, mv88e6xxx_num_ports(chip));
4615 	if (!ds)
4616 		return -ENOMEM;
4617 
4618 	ds->priv = chip;
4619 	ds->dev = dev;
4620 	ds->ops = &mv88e6xxx_switch_ops;
4621 	ds->ageing_time_min = chip->info->age_time_coeff;
4622 	ds->ageing_time_max = chip->info->age_time_coeff * U8_MAX;
4623 
4624 	dev_set_drvdata(dev, ds);
4625 
4626 	return dsa_register_switch(ds);
4627 }
4628 
4629 static void mv88e6xxx_unregister_switch(struct mv88e6xxx_chip *chip)
4630 {
4631 	dsa_unregister_switch(chip->ds);
4632 }
4633 
4634 static const void *pdata_device_get_match_data(struct device *dev)
4635 {
4636 	const struct of_device_id *matches = dev->driver->of_match_table;
4637 	const struct dsa_mv88e6xxx_pdata *pdata = dev->platform_data;
4638 
4639 	for (; matches->name[0] || matches->type[0] || matches->compatible[0];
4640 	     matches++) {
4641 		if (!strcmp(pdata->compatible, matches->compatible))
4642 			return matches->data;
4643 	}
4644 	return NULL;
4645 }
4646 
4647 /* There is no suspend to RAM support at DSA level yet, the switch configuration
4648  * would be lost after a power cycle so prevent it to be suspended.
4649  */
4650 static int __maybe_unused mv88e6xxx_suspend(struct device *dev)
4651 {
4652 	return -EOPNOTSUPP;
4653 }
4654 
4655 static int __maybe_unused mv88e6xxx_resume(struct device *dev)
4656 {
4657 	return 0;
4658 }
4659 
4660 static SIMPLE_DEV_PM_OPS(mv88e6xxx_pm_ops, mv88e6xxx_suspend, mv88e6xxx_resume);
4661 
4662 static int mv88e6xxx_probe(struct mdio_device *mdiodev)
4663 {
4664 	struct dsa_mv88e6xxx_pdata *pdata = mdiodev->dev.platform_data;
4665 	const struct mv88e6xxx_info *compat_info = NULL;
4666 	struct device *dev = &mdiodev->dev;
4667 	struct device_node *np = dev->of_node;
4668 	struct mv88e6xxx_chip *chip;
4669 	int port;
4670 	int err;
4671 
4672 	if (!np && !pdata)
4673 		return -EINVAL;
4674 
4675 	if (np)
4676 		compat_info = of_device_get_match_data(dev);
4677 
4678 	if (pdata) {
4679 		compat_info = pdata_device_get_match_data(dev);
4680 
4681 		if (!pdata->netdev)
4682 			return -EINVAL;
4683 
4684 		for (port = 0; port < DSA_MAX_PORTS; port++) {
4685 			if (!(pdata->enabled_ports & (1 << port)))
4686 				continue;
4687 			if (strcmp(pdata->cd.port_names[port], "cpu"))
4688 				continue;
4689 			pdata->cd.netdev[port] = &pdata->netdev->dev;
4690 			break;
4691 		}
4692 	}
4693 
4694 	if (!compat_info)
4695 		return -EINVAL;
4696 
4697 	chip = mv88e6xxx_alloc_chip(dev);
4698 	if (!chip) {
4699 		err = -ENOMEM;
4700 		goto out;
4701 	}
4702 
4703 	chip->info = compat_info;
4704 
4705 	err = mv88e6xxx_smi_init(chip, mdiodev->bus, mdiodev->addr);
4706 	if (err)
4707 		goto out;
4708 
4709 	chip->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
4710 	if (IS_ERR(chip->reset)) {
4711 		err = PTR_ERR(chip->reset);
4712 		goto out;
4713 	}
4714 
4715 	err = mv88e6xxx_detect(chip);
4716 	if (err)
4717 		goto out;
4718 
4719 	mv88e6xxx_phy_init(chip);
4720 
4721 	if (chip->info->ops->get_eeprom) {
4722 		if (np)
4723 			of_property_read_u32(np, "eeprom-length",
4724 					     &chip->eeprom_len);
4725 		else
4726 			chip->eeprom_len = pdata->eeprom_len;
4727 	}
4728 
4729 	mutex_lock(&chip->reg_lock);
4730 	err = mv88e6xxx_switch_reset(chip);
4731 	mutex_unlock(&chip->reg_lock);
4732 	if (err)
4733 		goto out;
4734 
4735 	if (np) {
4736 		chip->irq = of_irq_get(np, 0);
4737 		if (chip->irq == -EPROBE_DEFER) {
4738 			err = chip->irq;
4739 			goto out;
4740 		}
4741 	}
4742 
4743 	if (pdata)
4744 		chip->irq = pdata->irq;
4745 
4746 	/* Has to be performed before the MDIO bus is created, because
4747 	 * the PHYs will link their interrupts to these interrupt
4748 	 * controllers
4749 	 */
4750 	mutex_lock(&chip->reg_lock);
4751 	if (chip->irq > 0)
4752 		err = mv88e6xxx_g1_irq_setup(chip);
4753 	else
4754 		err = mv88e6xxx_irq_poll_setup(chip);
4755 	mutex_unlock(&chip->reg_lock);
4756 
4757 	if (err)
4758 		goto out;
4759 
4760 	if (chip->info->g2_irqs > 0) {
4761 		err = mv88e6xxx_g2_irq_setup(chip);
4762 		if (err)
4763 			goto out_g1_irq;
4764 	}
4765 
4766 	err = mv88e6xxx_g1_atu_prob_irq_setup(chip);
4767 	if (err)
4768 		goto out_g2_irq;
4769 
4770 	err = mv88e6xxx_g1_vtu_prob_irq_setup(chip);
4771 	if (err)
4772 		goto out_g1_atu_prob_irq;
4773 
4774 	err = mv88e6xxx_mdios_register(chip, np);
4775 	if (err)
4776 		goto out_g1_vtu_prob_irq;
4777 
4778 	err = mv88e6xxx_register_switch(chip);
4779 	if (err)
4780 		goto out_mdio;
4781 
4782 	return 0;
4783 
4784 out_mdio:
4785 	mv88e6xxx_mdios_unregister(chip);
4786 out_g1_vtu_prob_irq:
4787 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
4788 out_g1_atu_prob_irq:
4789 	mv88e6xxx_g1_atu_prob_irq_free(chip);
4790 out_g2_irq:
4791 	if (chip->info->g2_irqs > 0)
4792 		mv88e6xxx_g2_irq_free(chip);
4793 out_g1_irq:
4794 	if (chip->irq > 0)
4795 		mv88e6xxx_g1_irq_free(chip);
4796 	else
4797 		mv88e6xxx_irq_poll_free(chip);
4798 out:
4799 	if (pdata)
4800 		dev_put(pdata->netdev);
4801 
4802 	return err;
4803 }
4804 
4805 static void mv88e6xxx_remove(struct mdio_device *mdiodev)
4806 {
4807 	struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev);
4808 	struct mv88e6xxx_chip *chip = ds->priv;
4809 
4810 	if (chip->info->ptp_support) {
4811 		mv88e6xxx_hwtstamp_free(chip);
4812 		mv88e6xxx_ptp_free(chip);
4813 	}
4814 
4815 	mv88e6xxx_phy_destroy(chip);
4816 	mv88e6xxx_unregister_switch(chip);
4817 	mv88e6xxx_mdios_unregister(chip);
4818 
4819 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
4820 	mv88e6xxx_g1_atu_prob_irq_free(chip);
4821 
4822 	if (chip->info->g2_irqs > 0)
4823 		mv88e6xxx_g2_irq_free(chip);
4824 
4825 	if (chip->irq > 0)
4826 		mv88e6xxx_g1_irq_free(chip);
4827 	else
4828 		mv88e6xxx_irq_poll_free(chip);
4829 }
4830 
4831 static const struct of_device_id mv88e6xxx_of_match[] = {
4832 	{
4833 		.compatible = "marvell,mv88e6085",
4834 		.data = &mv88e6xxx_table[MV88E6085],
4835 	},
4836 	{
4837 		.compatible = "marvell,mv88e6190",
4838 		.data = &mv88e6xxx_table[MV88E6190],
4839 	},
4840 	{ /* sentinel */ },
4841 };
4842 
4843 MODULE_DEVICE_TABLE(of, mv88e6xxx_of_match);
4844 
4845 static struct mdio_driver mv88e6xxx_driver = {
4846 	.probe	= mv88e6xxx_probe,
4847 	.remove = mv88e6xxx_remove,
4848 	.mdiodrv.driver = {
4849 		.name = "mv88e6085",
4850 		.of_match_table = mv88e6xxx_of_match,
4851 		.pm = &mv88e6xxx_pm_ops,
4852 	},
4853 };
4854 
4855 mdio_module_driver(mv88e6xxx_driver);
4856 
4857 MODULE_AUTHOR("Lennert Buytenhek <buytenh@wantstofly.org>");
4858 MODULE_DESCRIPTION("Driver for Marvell 88E6XXX ethernet switch chips");
4859 MODULE_LICENSE("GPL");
4860