xref: /linux/drivers/net/dsa/mv88e6xxx/chip.c (revision 10a708c24a31ae1be1ea23d1c38da2691d1fd65c)
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/bitfield.h>
14 #include <linux/delay.h>
15 #include <linux/etherdevice.h>
16 #include <linux/ethtool.h>
17 #include <linux/if_bridge.h>
18 #include <linux/interrupt.h>
19 #include <linux/irq.h>
20 #include <linux/irqdomain.h>
21 #include <linux/jiffies.h>
22 #include <linux/list.h>
23 #include <linux/mdio.h>
24 #include <linux/module.h>
25 #include <linux/of_device.h>
26 #include <linux/of_irq.h>
27 #include <linux/of_mdio.h>
28 #include <linux/platform_data/mv88e6xxx.h>
29 #include <linux/netdevice.h>
30 #include <linux/gpio/consumer.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 int mv88e6xxx_wait_mask(struct mv88e6xxx_chip *chip, int addr, int reg,
85 			u16 mask, u16 val)
86 {
87 	u16 data;
88 	int err;
89 	int i;
90 
91 	/* There's no bus specific operation to wait for a mask */
92 	for (i = 0; i < 16; i++) {
93 		err = mv88e6xxx_read(chip, addr, reg, &data);
94 		if (err)
95 			return err;
96 
97 		if ((data & mask) == val)
98 			return 0;
99 
100 		usleep_range(1000, 2000);
101 	}
102 
103 	dev_err(chip->dev, "Timeout while waiting for switch\n");
104 	return -ETIMEDOUT;
105 }
106 
107 int mv88e6xxx_wait_bit(struct mv88e6xxx_chip *chip, int addr, int reg,
108 		       int bit, int val)
109 {
110 	return mv88e6xxx_wait_mask(chip, addr, reg, BIT(bit),
111 				   val ? BIT(bit) : 0x0000);
112 }
113 
114 struct mii_bus *mv88e6xxx_default_mdio_bus(struct mv88e6xxx_chip *chip)
115 {
116 	struct mv88e6xxx_mdio_bus *mdio_bus;
117 
118 	mdio_bus = list_first_entry(&chip->mdios, struct mv88e6xxx_mdio_bus,
119 				    list);
120 	if (!mdio_bus)
121 		return NULL;
122 
123 	return mdio_bus->bus;
124 }
125 
126 static void mv88e6xxx_g1_irq_mask(struct irq_data *d)
127 {
128 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
129 	unsigned int n = d->hwirq;
130 
131 	chip->g1_irq.masked |= (1 << n);
132 }
133 
134 static void mv88e6xxx_g1_irq_unmask(struct irq_data *d)
135 {
136 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
137 	unsigned int n = d->hwirq;
138 
139 	chip->g1_irq.masked &= ~(1 << n);
140 }
141 
142 static irqreturn_t mv88e6xxx_g1_irq_thread_work(struct mv88e6xxx_chip *chip)
143 {
144 	unsigned int nhandled = 0;
145 	unsigned int sub_irq;
146 	unsigned int n;
147 	u16 reg;
148 	u16 ctl1;
149 	int err;
150 
151 	mv88e6xxx_reg_lock(chip);
152 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
153 	mv88e6xxx_reg_unlock(chip);
154 
155 	if (err)
156 		goto out;
157 
158 	do {
159 		for (n = 0; n < chip->g1_irq.nirqs; ++n) {
160 			if (reg & (1 << n)) {
161 				sub_irq = irq_find_mapping(chip->g1_irq.domain,
162 							   n);
163 				handle_nested_irq(sub_irq);
164 				++nhandled;
165 			}
166 		}
167 
168 		mv88e6xxx_reg_lock(chip);
169 		err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &ctl1);
170 		if (err)
171 			goto unlock;
172 		err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
173 unlock:
174 		mv88e6xxx_reg_unlock(chip);
175 		if (err)
176 			goto out;
177 		ctl1 &= GENMASK(chip->g1_irq.nirqs, 0);
178 	} while (reg & ctl1);
179 
180 out:
181 	return (nhandled > 0 ? IRQ_HANDLED : IRQ_NONE);
182 }
183 
184 static irqreturn_t mv88e6xxx_g1_irq_thread_fn(int irq, void *dev_id)
185 {
186 	struct mv88e6xxx_chip *chip = dev_id;
187 
188 	return mv88e6xxx_g1_irq_thread_work(chip);
189 }
190 
191 static void mv88e6xxx_g1_irq_bus_lock(struct irq_data *d)
192 {
193 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
194 
195 	mv88e6xxx_reg_lock(chip);
196 }
197 
198 static void mv88e6xxx_g1_irq_bus_sync_unlock(struct irq_data *d)
199 {
200 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
201 	u16 mask = GENMASK(chip->g1_irq.nirqs, 0);
202 	u16 reg;
203 	int err;
204 
205 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &reg);
206 	if (err)
207 		goto out;
208 
209 	reg &= ~mask;
210 	reg |= (~chip->g1_irq.masked & mask);
211 
212 	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, reg);
213 	if (err)
214 		goto out;
215 
216 out:
217 	mv88e6xxx_reg_unlock(chip);
218 }
219 
220 static const struct irq_chip mv88e6xxx_g1_irq_chip = {
221 	.name			= "mv88e6xxx-g1",
222 	.irq_mask		= mv88e6xxx_g1_irq_mask,
223 	.irq_unmask		= mv88e6xxx_g1_irq_unmask,
224 	.irq_bus_lock		= mv88e6xxx_g1_irq_bus_lock,
225 	.irq_bus_sync_unlock	= mv88e6xxx_g1_irq_bus_sync_unlock,
226 };
227 
228 static int mv88e6xxx_g1_irq_domain_map(struct irq_domain *d,
229 				       unsigned int irq,
230 				       irq_hw_number_t hwirq)
231 {
232 	struct mv88e6xxx_chip *chip = d->host_data;
233 
234 	irq_set_chip_data(irq, d->host_data);
235 	irq_set_chip_and_handler(irq, &chip->g1_irq.chip, handle_level_irq);
236 	irq_set_noprobe(irq);
237 
238 	return 0;
239 }
240 
241 static const struct irq_domain_ops mv88e6xxx_g1_irq_domain_ops = {
242 	.map	= mv88e6xxx_g1_irq_domain_map,
243 	.xlate	= irq_domain_xlate_twocell,
244 };
245 
246 /* To be called with reg_lock held */
247 static void mv88e6xxx_g1_irq_free_common(struct mv88e6xxx_chip *chip)
248 {
249 	int irq, virq;
250 	u16 mask;
251 
252 	mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &mask);
253 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
254 	mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
255 
256 	for (irq = 0; irq < chip->g1_irq.nirqs; irq++) {
257 		virq = irq_find_mapping(chip->g1_irq.domain, irq);
258 		irq_dispose_mapping(virq);
259 	}
260 
261 	irq_domain_remove(chip->g1_irq.domain);
262 }
263 
264 static void mv88e6xxx_g1_irq_free(struct mv88e6xxx_chip *chip)
265 {
266 	/*
267 	 * free_irq must be called without reg_lock taken because the irq
268 	 * handler takes this lock, too.
269 	 */
270 	free_irq(chip->irq, chip);
271 
272 	mv88e6xxx_reg_lock(chip);
273 	mv88e6xxx_g1_irq_free_common(chip);
274 	mv88e6xxx_reg_unlock(chip);
275 }
276 
277 static int mv88e6xxx_g1_irq_setup_common(struct mv88e6xxx_chip *chip)
278 {
279 	int err, irq, virq;
280 	u16 reg, mask;
281 
282 	chip->g1_irq.nirqs = chip->info->g1_irqs;
283 	chip->g1_irq.domain = irq_domain_add_simple(
284 		NULL, chip->g1_irq.nirqs, 0,
285 		&mv88e6xxx_g1_irq_domain_ops, chip);
286 	if (!chip->g1_irq.domain)
287 		return -ENOMEM;
288 
289 	for (irq = 0; irq < chip->g1_irq.nirqs; irq++)
290 		irq_create_mapping(chip->g1_irq.domain, irq);
291 
292 	chip->g1_irq.chip = mv88e6xxx_g1_irq_chip;
293 	chip->g1_irq.masked = ~0;
294 
295 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &mask);
296 	if (err)
297 		goto out_mapping;
298 
299 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
300 
301 	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
302 	if (err)
303 		goto out_disable;
304 
305 	/* Reading the interrupt status clears (most of) them */
306 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
307 	if (err)
308 		goto out_disable;
309 
310 	return 0;
311 
312 out_disable:
313 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
314 	mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
315 
316 out_mapping:
317 	for (irq = 0; irq < 16; irq++) {
318 		virq = irq_find_mapping(chip->g1_irq.domain, irq);
319 		irq_dispose_mapping(virq);
320 	}
321 
322 	irq_domain_remove(chip->g1_irq.domain);
323 
324 	return err;
325 }
326 
327 static int mv88e6xxx_g1_irq_setup(struct mv88e6xxx_chip *chip)
328 {
329 	static struct lock_class_key lock_key;
330 	static struct lock_class_key request_key;
331 	int err;
332 
333 	err = mv88e6xxx_g1_irq_setup_common(chip);
334 	if (err)
335 		return err;
336 
337 	/* These lock classes tells lockdep that global 1 irqs are in
338 	 * a different category than their parent GPIO, so it won't
339 	 * report false recursion.
340 	 */
341 	irq_set_lockdep_class(chip->irq, &lock_key, &request_key);
342 
343 	mv88e6xxx_reg_unlock(chip);
344 	err = request_threaded_irq(chip->irq, NULL,
345 				   mv88e6xxx_g1_irq_thread_fn,
346 				   IRQF_ONESHOT | IRQF_SHARED,
347 				   dev_name(chip->dev), chip);
348 	mv88e6xxx_reg_lock(chip);
349 	if (err)
350 		mv88e6xxx_g1_irq_free_common(chip);
351 
352 	return err;
353 }
354 
355 static void mv88e6xxx_irq_poll(struct kthread_work *work)
356 {
357 	struct mv88e6xxx_chip *chip = container_of(work,
358 						   struct mv88e6xxx_chip,
359 						   irq_poll_work.work);
360 	mv88e6xxx_g1_irq_thread_work(chip);
361 
362 	kthread_queue_delayed_work(chip->kworker, &chip->irq_poll_work,
363 				   msecs_to_jiffies(100));
364 }
365 
366 static int mv88e6xxx_irq_poll_setup(struct mv88e6xxx_chip *chip)
367 {
368 	int err;
369 
370 	err = mv88e6xxx_g1_irq_setup_common(chip);
371 	if (err)
372 		return err;
373 
374 	kthread_init_delayed_work(&chip->irq_poll_work,
375 				  mv88e6xxx_irq_poll);
376 
377 	chip->kworker = kthread_create_worker(0, "%s", dev_name(chip->dev));
378 	if (IS_ERR(chip->kworker))
379 		return PTR_ERR(chip->kworker);
380 
381 	kthread_queue_delayed_work(chip->kworker, &chip->irq_poll_work,
382 				   msecs_to_jiffies(100));
383 
384 	return 0;
385 }
386 
387 static void mv88e6xxx_irq_poll_free(struct mv88e6xxx_chip *chip)
388 {
389 	kthread_cancel_delayed_work_sync(&chip->irq_poll_work);
390 	kthread_destroy_worker(chip->kworker);
391 
392 	mv88e6xxx_reg_lock(chip);
393 	mv88e6xxx_g1_irq_free_common(chip);
394 	mv88e6xxx_reg_unlock(chip);
395 }
396 
397 int mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip *chip, int port, int link,
398 			     int speed, int duplex, int pause,
399 			     phy_interface_t mode)
400 {
401 	struct phylink_link_state state;
402 	int err;
403 
404 	if (!chip->info->ops->port_set_link)
405 		return 0;
406 
407 	if (!chip->info->ops->port_link_state)
408 		return 0;
409 
410 	err = chip->info->ops->port_link_state(chip, port, &state);
411 	if (err)
412 		return err;
413 
414 	/* Has anything actually changed? We don't expect the
415 	 * interface mode to change without one of the other
416 	 * parameters also changing
417 	 */
418 	if (state.link == link &&
419 	    state.speed == speed &&
420 	    state.duplex == duplex)
421 		return 0;
422 
423 	/* Port's MAC control must not be changed unless the link is down */
424 	err = chip->info->ops->port_set_link(chip, port, LINK_FORCED_DOWN);
425 	if (err)
426 		return err;
427 
428 	if (chip->info->ops->port_set_speed) {
429 		err = chip->info->ops->port_set_speed(chip, port, speed);
430 		if (err && err != -EOPNOTSUPP)
431 			goto restore_link;
432 	}
433 
434 	if (speed == SPEED_MAX && chip->info->ops->port_max_speed_mode)
435 		mode = chip->info->ops->port_max_speed_mode(port);
436 
437 	if (chip->info->ops->port_set_pause) {
438 		err = chip->info->ops->port_set_pause(chip, port, pause);
439 		if (err)
440 			goto restore_link;
441 	}
442 
443 	if (chip->info->ops->port_set_duplex) {
444 		err = chip->info->ops->port_set_duplex(chip, port, duplex);
445 		if (err && err != -EOPNOTSUPP)
446 			goto restore_link;
447 	}
448 
449 	if (chip->info->ops->port_set_rgmii_delay) {
450 		err = chip->info->ops->port_set_rgmii_delay(chip, port, mode);
451 		if (err && err != -EOPNOTSUPP)
452 			goto restore_link;
453 	}
454 
455 	if (chip->info->ops->port_set_cmode) {
456 		err = chip->info->ops->port_set_cmode(chip, port, mode);
457 		if (err && err != -EOPNOTSUPP)
458 			goto restore_link;
459 	}
460 
461 	err = 0;
462 restore_link:
463 	if (chip->info->ops->port_set_link(chip, port, link))
464 		dev_err(chip->dev, "p%d: failed to restore MAC's link\n", port);
465 
466 	return err;
467 }
468 
469 static int mv88e6xxx_phy_is_internal(struct dsa_switch *ds, int port)
470 {
471 	struct mv88e6xxx_chip *chip = ds->priv;
472 
473 	return port < chip->info->num_internal_phys;
474 }
475 
476 static void mv88e6065_phylink_validate(struct mv88e6xxx_chip *chip, int port,
477 				       unsigned long *mask,
478 				       struct phylink_link_state *state)
479 {
480 	if (!phy_interface_mode_is_8023z(state->interface)) {
481 		/* 10M and 100M are only supported in non-802.3z mode */
482 		phylink_set(mask, 10baseT_Half);
483 		phylink_set(mask, 10baseT_Full);
484 		phylink_set(mask, 100baseT_Half);
485 		phylink_set(mask, 100baseT_Full);
486 	}
487 }
488 
489 static void mv88e6185_phylink_validate(struct mv88e6xxx_chip *chip, int port,
490 				       unsigned long *mask,
491 				       struct phylink_link_state *state)
492 {
493 	/* FIXME: if the port is in 1000Base-X mode, then it only supports
494 	 * 1000M FD speeds.  In this case, CMODE will indicate 5.
495 	 */
496 	phylink_set(mask, 1000baseT_Full);
497 	phylink_set(mask, 1000baseX_Full);
498 
499 	mv88e6065_phylink_validate(chip, port, mask, state);
500 }
501 
502 static void mv88e6341_phylink_validate(struct mv88e6xxx_chip *chip, int port,
503 				       unsigned long *mask,
504 				       struct phylink_link_state *state)
505 {
506 	if (port >= 5)
507 		phylink_set(mask, 2500baseX_Full);
508 
509 	/* No ethtool bits for 200Mbps */
510 	phylink_set(mask, 1000baseT_Full);
511 	phylink_set(mask, 1000baseX_Full);
512 
513 	mv88e6065_phylink_validate(chip, port, mask, state);
514 }
515 
516 static void mv88e6352_phylink_validate(struct mv88e6xxx_chip *chip, int port,
517 				       unsigned long *mask,
518 				       struct phylink_link_state *state)
519 {
520 	/* No ethtool bits for 200Mbps */
521 	phylink_set(mask, 1000baseT_Full);
522 	phylink_set(mask, 1000baseX_Full);
523 
524 	mv88e6065_phylink_validate(chip, port, mask, state);
525 }
526 
527 static void mv88e6390_phylink_validate(struct mv88e6xxx_chip *chip, int port,
528 				       unsigned long *mask,
529 				       struct phylink_link_state *state)
530 {
531 	if (port >= 9) {
532 		phylink_set(mask, 2500baseX_Full);
533 		phylink_set(mask, 2500baseT_Full);
534 	}
535 
536 	/* No ethtool bits for 200Mbps */
537 	phylink_set(mask, 1000baseT_Full);
538 	phylink_set(mask, 1000baseX_Full);
539 
540 	mv88e6065_phylink_validate(chip, port, mask, state);
541 }
542 
543 static void mv88e6390x_phylink_validate(struct mv88e6xxx_chip *chip, int port,
544 					unsigned long *mask,
545 					struct phylink_link_state *state)
546 {
547 	if (port >= 9) {
548 		phylink_set(mask, 10000baseT_Full);
549 		phylink_set(mask, 10000baseKR_Full);
550 	}
551 
552 	mv88e6390_phylink_validate(chip, port, mask, state);
553 }
554 
555 static void mv88e6xxx_validate(struct dsa_switch *ds, int port,
556 			       unsigned long *supported,
557 			       struct phylink_link_state *state)
558 {
559 	__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
560 	struct mv88e6xxx_chip *chip = ds->priv;
561 
562 	/* Allow all the expected bits */
563 	phylink_set(mask, Autoneg);
564 	phylink_set(mask, Pause);
565 	phylink_set_port_modes(mask);
566 
567 	if (chip->info->ops->phylink_validate)
568 		chip->info->ops->phylink_validate(chip, port, mask, state);
569 
570 	bitmap_and(supported, supported, mask, __ETHTOOL_LINK_MODE_MASK_NBITS);
571 	bitmap_and(state->advertising, state->advertising, mask,
572 		   __ETHTOOL_LINK_MODE_MASK_NBITS);
573 
574 	/* We can only operate at 2500BaseX or 1000BaseX.  If requested
575 	 * to advertise both, only report advertising at 2500BaseX.
576 	 */
577 	phylink_helper_basex_speed(state);
578 }
579 
580 static int mv88e6xxx_link_state(struct dsa_switch *ds, int port,
581 				struct phylink_link_state *state)
582 {
583 	struct mv88e6xxx_chip *chip = ds->priv;
584 	int err;
585 
586 	mv88e6xxx_reg_lock(chip);
587 	if (chip->info->ops->port_link_state)
588 		err = chip->info->ops->port_link_state(chip, port, state);
589 	else
590 		err = -EOPNOTSUPP;
591 	mv88e6xxx_reg_unlock(chip);
592 
593 	return err;
594 }
595 
596 static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port,
597 				 unsigned int mode,
598 				 const struct phylink_link_state *state)
599 {
600 	struct mv88e6xxx_chip *chip = ds->priv;
601 	int speed, duplex, link, pause, err;
602 
603 	if ((mode == MLO_AN_PHY) && mv88e6xxx_phy_is_internal(ds, port))
604 		return;
605 
606 	if (mode == MLO_AN_FIXED) {
607 		link = LINK_FORCED_UP;
608 		speed = state->speed;
609 		duplex = state->duplex;
610 	} else if (!mv88e6xxx_phy_is_internal(ds, port)) {
611 		link = state->link;
612 		speed = state->speed;
613 		duplex = state->duplex;
614 	} else {
615 		speed = SPEED_UNFORCED;
616 		duplex = DUPLEX_UNFORCED;
617 		link = LINK_UNFORCED;
618 	}
619 	pause = !!phylink_test(state->advertising, Pause);
620 
621 	mv88e6xxx_reg_lock(chip);
622 	err = mv88e6xxx_port_setup_mac(chip, port, link, speed, duplex, pause,
623 				       state->interface);
624 	mv88e6xxx_reg_unlock(chip);
625 
626 	if (err && err != -EOPNOTSUPP)
627 		dev_err(ds->dev, "p%d: failed to configure MAC\n", port);
628 }
629 
630 static void mv88e6xxx_mac_link_force(struct dsa_switch *ds, int port, int link)
631 {
632 	struct mv88e6xxx_chip *chip = ds->priv;
633 	int err;
634 
635 	mv88e6xxx_reg_lock(chip);
636 	err = chip->info->ops->port_set_link(chip, port, link);
637 	mv88e6xxx_reg_unlock(chip);
638 
639 	if (err)
640 		dev_err(chip->dev, "p%d: failed to force MAC link\n", port);
641 }
642 
643 static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port,
644 				    unsigned int mode,
645 				    phy_interface_t interface)
646 {
647 	if (mode == MLO_AN_FIXED)
648 		mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_DOWN);
649 }
650 
651 static void mv88e6xxx_mac_link_up(struct dsa_switch *ds, int port,
652 				  unsigned int mode, phy_interface_t interface,
653 				  struct phy_device *phydev)
654 {
655 	if (mode == MLO_AN_FIXED)
656 		mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_UP);
657 }
658 
659 static int mv88e6xxx_stats_snapshot(struct mv88e6xxx_chip *chip, int port)
660 {
661 	if (!chip->info->ops->stats_snapshot)
662 		return -EOPNOTSUPP;
663 
664 	return chip->info->ops->stats_snapshot(chip, port);
665 }
666 
667 static struct mv88e6xxx_hw_stat mv88e6xxx_hw_stats[] = {
668 	{ "in_good_octets",		8, 0x00, STATS_TYPE_BANK0, },
669 	{ "in_bad_octets",		4, 0x02, STATS_TYPE_BANK0, },
670 	{ "in_unicast",			4, 0x04, STATS_TYPE_BANK0, },
671 	{ "in_broadcasts",		4, 0x06, STATS_TYPE_BANK0, },
672 	{ "in_multicasts",		4, 0x07, STATS_TYPE_BANK0, },
673 	{ "in_pause",			4, 0x16, STATS_TYPE_BANK0, },
674 	{ "in_undersize",		4, 0x18, STATS_TYPE_BANK0, },
675 	{ "in_fragments",		4, 0x19, STATS_TYPE_BANK0, },
676 	{ "in_oversize",		4, 0x1a, STATS_TYPE_BANK0, },
677 	{ "in_jabber",			4, 0x1b, STATS_TYPE_BANK0, },
678 	{ "in_rx_error",		4, 0x1c, STATS_TYPE_BANK0, },
679 	{ "in_fcs_error",		4, 0x1d, STATS_TYPE_BANK0, },
680 	{ "out_octets",			8, 0x0e, STATS_TYPE_BANK0, },
681 	{ "out_unicast",		4, 0x10, STATS_TYPE_BANK0, },
682 	{ "out_broadcasts",		4, 0x13, STATS_TYPE_BANK0, },
683 	{ "out_multicasts",		4, 0x12, STATS_TYPE_BANK0, },
684 	{ "out_pause",			4, 0x15, STATS_TYPE_BANK0, },
685 	{ "excessive",			4, 0x11, STATS_TYPE_BANK0, },
686 	{ "collisions",			4, 0x1e, STATS_TYPE_BANK0, },
687 	{ "deferred",			4, 0x05, STATS_TYPE_BANK0, },
688 	{ "single",			4, 0x14, STATS_TYPE_BANK0, },
689 	{ "multiple",			4, 0x17, STATS_TYPE_BANK0, },
690 	{ "out_fcs_error",		4, 0x03, STATS_TYPE_BANK0, },
691 	{ "late",			4, 0x1f, STATS_TYPE_BANK0, },
692 	{ "hist_64bytes",		4, 0x08, STATS_TYPE_BANK0, },
693 	{ "hist_65_127bytes",		4, 0x09, STATS_TYPE_BANK0, },
694 	{ "hist_128_255bytes",		4, 0x0a, STATS_TYPE_BANK0, },
695 	{ "hist_256_511bytes",		4, 0x0b, STATS_TYPE_BANK0, },
696 	{ "hist_512_1023bytes",		4, 0x0c, STATS_TYPE_BANK0, },
697 	{ "hist_1024_max_bytes",	4, 0x0d, STATS_TYPE_BANK0, },
698 	{ "sw_in_discards",		4, 0x10, STATS_TYPE_PORT, },
699 	{ "sw_in_filtered",		2, 0x12, STATS_TYPE_PORT, },
700 	{ "sw_out_filtered",		2, 0x13, STATS_TYPE_PORT, },
701 	{ "in_discards",		4, 0x00, STATS_TYPE_BANK1, },
702 	{ "in_filtered",		4, 0x01, STATS_TYPE_BANK1, },
703 	{ "in_accepted",		4, 0x02, STATS_TYPE_BANK1, },
704 	{ "in_bad_accepted",		4, 0x03, STATS_TYPE_BANK1, },
705 	{ "in_good_avb_class_a",	4, 0x04, STATS_TYPE_BANK1, },
706 	{ "in_good_avb_class_b",	4, 0x05, STATS_TYPE_BANK1, },
707 	{ "in_bad_avb_class_a",		4, 0x06, STATS_TYPE_BANK1, },
708 	{ "in_bad_avb_class_b",		4, 0x07, STATS_TYPE_BANK1, },
709 	{ "tcam_counter_0",		4, 0x08, STATS_TYPE_BANK1, },
710 	{ "tcam_counter_1",		4, 0x09, STATS_TYPE_BANK1, },
711 	{ "tcam_counter_2",		4, 0x0a, STATS_TYPE_BANK1, },
712 	{ "tcam_counter_3",		4, 0x0b, STATS_TYPE_BANK1, },
713 	{ "in_da_unknown",		4, 0x0e, STATS_TYPE_BANK1, },
714 	{ "in_management",		4, 0x0f, STATS_TYPE_BANK1, },
715 	{ "out_queue_0",		4, 0x10, STATS_TYPE_BANK1, },
716 	{ "out_queue_1",		4, 0x11, STATS_TYPE_BANK1, },
717 	{ "out_queue_2",		4, 0x12, STATS_TYPE_BANK1, },
718 	{ "out_queue_3",		4, 0x13, STATS_TYPE_BANK1, },
719 	{ "out_queue_4",		4, 0x14, STATS_TYPE_BANK1, },
720 	{ "out_queue_5",		4, 0x15, STATS_TYPE_BANK1, },
721 	{ "out_queue_6",		4, 0x16, STATS_TYPE_BANK1, },
722 	{ "out_queue_7",		4, 0x17, STATS_TYPE_BANK1, },
723 	{ "out_cut_through",		4, 0x18, STATS_TYPE_BANK1, },
724 	{ "out_octets_a",		4, 0x1a, STATS_TYPE_BANK1, },
725 	{ "out_octets_b",		4, 0x1b, STATS_TYPE_BANK1, },
726 	{ "out_management",		4, 0x1f, STATS_TYPE_BANK1, },
727 };
728 
729 static uint64_t _mv88e6xxx_get_ethtool_stat(struct mv88e6xxx_chip *chip,
730 					    struct mv88e6xxx_hw_stat *s,
731 					    int port, u16 bank1_select,
732 					    u16 histogram)
733 {
734 	u32 low;
735 	u32 high = 0;
736 	u16 reg = 0;
737 	int err;
738 	u64 value;
739 
740 	switch (s->type) {
741 	case STATS_TYPE_PORT:
742 		err = mv88e6xxx_port_read(chip, port, s->reg, &reg);
743 		if (err)
744 			return U64_MAX;
745 
746 		low = reg;
747 		if (s->size == 4) {
748 			err = mv88e6xxx_port_read(chip, port, s->reg + 1, &reg);
749 			if (err)
750 				return U64_MAX;
751 			low |= ((u32)reg) << 16;
752 		}
753 		break;
754 	case STATS_TYPE_BANK1:
755 		reg = bank1_select;
756 		/* fall through */
757 	case STATS_TYPE_BANK0:
758 		reg |= s->reg | histogram;
759 		mv88e6xxx_g1_stats_read(chip, reg, &low);
760 		if (s->size == 8)
761 			mv88e6xxx_g1_stats_read(chip, reg + 1, &high);
762 		break;
763 	default:
764 		return U64_MAX;
765 	}
766 	value = (((u64)high) << 32) | low;
767 	return value;
768 }
769 
770 static int mv88e6xxx_stats_get_strings(struct mv88e6xxx_chip *chip,
771 				       uint8_t *data, int types)
772 {
773 	struct mv88e6xxx_hw_stat *stat;
774 	int i, j;
775 
776 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
777 		stat = &mv88e6xxx_hw_stats[i];
778 		if (stat->type & types) {
779 			memcpy(data + j * ETH_GSTRING_LEN, stat->string,
780 			       ETH_GSTRING_LEN);
781 			j++;
782 		}
783 	}
784 
785 	return j;
786 }
787 
788 static int mv88e6095_stats_get_strings(struct mv88e6xxx_chip *chip,
789 				       uint8_t *data)
790 {
791 	return mv88e6xxx_stats_get_strings(chip, data,
792 					   STATS_TYPE_BANK0 | STATS_TYPE_PORT);
793 }
794 
795 static int mv88e6250_stats_get_strings(struct mv88e6xxx_chip *chip,
796 				       uint8_t *data)
797 {
798 	return mv88e6xxx_stats_get_strings(chip, data, STATS_TYPE_BANK0);
799 }
800 
801 static int mv88e6320_stats_get_strings(struct mv88e6xxx_chip *chip,
802 				       uint8_t *data)
803 {
804 	return mv88e6xxx_stats_get_strings(chip, data,
805 					   STATS_TYPE_BANK0 | STATS_TYPE_BANK1);
806 }
807 
808 static const uint8_t *mv88e6xxx_atu_vtu_stats_strings[] = {
809 	"atu_member_violation",
810 	"atu_miss_violation",
811 	"atu_full_violation",
812 	"vtu_member_violation",
813 	"vtu_miss_violation",
814 };
815 
816 static void mv88e6xxx_atu_vtu_get_strings(uint8_t *data)
817 {
818 	unsigned int i;
819 
820 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings); i++)
821 		strlcpy(data + i * ETH_GSTRING_LEN,
822 			mv88e6xxx_atu_vtu_stats_strings[i],
823 			ETH_GSTRING_LEN);
824 }
825 
826 static void mv88e6xxx_get_strings(struct dsa_switch *ds, int port,
827 				  u32 stringset, uint8_t *data)
828 {
829 	struct mv88e6xxx_chip *chip = ds->priv;
830 	int count = 0;
831 
832 	if (stringset != ETH_SS_STATS)
833 		return;
834 
835 	mv88e6xxx_reg_lock(chip);
836 
837 	if (chip->info->ops->stats_get_strings)
838 		count = chip->info->ops->stats_get_strings(chip, data);
839 
840 	if (chip->info->ops->serdes_get_strings) {
841 		data += count * ETH_GSTRING_LEN;
842 		count = chip->info->ops->serdes_get_strings(chip, port, data);
843 	}
844 
845 	data += count * ETH_GSTRING_LEN;
846 	mv88e6xxx_atu_vtu_get_strings(data);
847 
848 	mv88e6xxx_reg_unlock(chip);
849 }
850 
851 static int mv88e6xxx_stats_get_sset_count(struct mv88e6xxx_chip *chip,
852 					  int types)
853 {
854 	struct mv88e6xxx_hw_stat *stat;
855 	int i, j;
856 
857 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
858 		stat = &mv88e6xxx_hw_stats[i];
859 		if (stat->type & types)
860 			j++;
861 	}
862 	return j;
863 }
864 
865 static int mv88e6095_stats_get_sset_count(struct mv88e6xxx_chip *chip)
866 {
867 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
868 					      STATS_TYPE_PORT);
869 }
870 
871 static int mv88e6250_stats_get_sset_count(struct mv88e6xxx_chip *chip)
872 {
873 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0);
874 }
875 
876 static int mv88e6320_stats_get_sset_count(struct mv88e6xxx_chip *chip)
877 {
878 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
879 					      STATS_TYPE_BANK1);
880 }
881 
882 static int mv88e6xxx_get_sset_count(struct dsa_switch *ds, int port, int sset)
883 {
884 	struct mv88e6xxx_chip *chip = ds->priv;
885 	int serdes_count = 0;
886 	int count = 0;
887 
888 	if (sset != ETH_SS_STATS)
889 		return 0;
890 
891 	mv88e6xxx_reg_lock(chip);
892 	if (chip->info->ops->stats_get_sset_count)
893 		count = chip->info->ops->stats_get_sset_count(chip);
894 	if (count < 0)
895 		goto out;
896 
897 	if (chip->info->ops->serdes_get_sset_count)
898 		serdes_count = chip->info->ops->serdes_get_sset_count(chip,
899 								      port);
900 	if (serdes_count < 0) {
901 		count = serdes_count;
902 		goto out;
903 	}
904 	count += serdes_count;
905 	count += ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings);
906 
907 out:
908 	mv88e6xxx_reg_unlock(chip);
909 
910 	return count;
911 }
912 
913 static int mv88e6xxx_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
914 				     uint64_t *data, int types,
915 				     u16 bank1_select, u16 histogram)
916 {
917 	struct mv88e6xxx_hw_stat *stat;
918 	int i, j;
919 
920 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
921 		stat = &mv88e6xxx_hw_stats[i];
922 		if (stat->type & types) {
923 			mv88e6xxx_reg_lock(chip);
924 			data[j] = _mv88e6xxx_get_ethtool_stat(chip, stat, port,
925 							      bank1_select,
926 							      histogram);
927 			mv88e6xxx_reg_unlock(chip);
928 
929 			j++;
930 		}
931 	}
932 	return j;
933 }
934 
935 static int mv88e6095_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
936 				     uint64_t *data)
937 {
938 	return mv88e6xxx_stats_get_stats(chip, port, data,
939 					 STATS_TYPE_BANK0 | STATS_TYPE_PORT,
940 					 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
941 }
942 
943 static int mv88e6250_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
944 				     uint64_t *data)
945 {
946 	return mv88e6xxx_stats_get_stats(chip, port, data, STATS_TYPE_BANK0,
947 					 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
948 }
949 
950 static int mv88e6320_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
951 				     uint64_t *data)
952 {
953 	return mv88e6xxx_stats_get_stats(chip, port, data,
954 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
955 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_9,
956 					 MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
957 }
958 
959 static int mv88e6390_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
960 				     uint64_t *data)
961 {
962 	return mv88e6xxx_stats_get_stats(chip, port, data,
963 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
964 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_10,
965 					 0);
966 }
967 
968 static void mv88e6xxx_atu_vtu_get_stats(struct mv88e6xxx_chip *chip, int port,
969 					uint64_t *data)
970 {
971 	*data++ = chip->ports[port].atu_member_violation;
972 	*data++ = chip->ports[port].atu_miss_violation;
973 	*data++ = chip->ports[port].atu_full_violation;
974 	*data++ = chip->ports[port].vtu_member_violation;
975 	*data++ = chip->ports[port].vtu_miss_violation;
976 }
977 
978 static void mv88e6xxx_get_stats(struct mv88e6xxx_chip *chip, int port,
979 				uint64_t *data)
980 {
981 	int count = 0;
982 
983 	if (chip->info->ops->stats_get_stats)
984 		count = chip->info->ops->stats_get_stats(chip, port, data);
985 
986 	mv88e6xxx_reg_lock(chip);
987 	if (chip->info->ops->serdes_get_stats) {
988 		data += count;
989 		count = chip->info->ops->serdes_get_stats(chip, port, data);
990 	}
991 	data += count;
992 	mv88e6xxx_atu_vtu_get_stats(chip, port, data);
993 	mv88e6xxx_reg_unlock(chip);
994 }
995 
996 static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port,
997 					uint64_t *data)
998 {
999 	struct mv88e6xxx_chip *chip = ds->priv;
1000 	int ret;
1001 
1002 	mv88e6xxx_reg_lock(chip);
1003 
1004 	ret = mv88e6xxx_stats_snapshot(chip, port);
1005 	mv88e6xxx_reg_unlock(chip);
1006 
1007 	if (ret < 0)
1008 		return;
1009 
1010 	mv88e6xxx_get_stats(chip, port, data);
1011 
1012 }
1013 
1014 static int mv88e6xxx_get_regs_len(struct dsa_switch *ds, int port)
1015 {
1016 	return 32 * sizeof(u16);
1017 }
1018 
1019 static void mv88e6xxx_get_regs(struct dsa_switch *ds, int port,
1020 			       struct ethtool_regs *regs, void *_p)
1021 {
1022 	struct mv88e6xxx_chip *chip = ds->priv;
1023 	int err;
1024 	u16 reg;
1025 	u16 *p = _p;
1026 	int i;
1027 
1028 	regs->version = chip->info->prod_num;
1029 
1030 	memset(p, 0xff, 32 * sizeof(u16));
1031 
1032 	mv88e6xxx_reg_lock(chip);
1033 
1034 	for (i = 0; i < 32; i++) {
1035 
1036 		err = mv88e6xxx_port_read(chip, port, i, &reg);
1037 		if (!err)
1038 			p[i] = reg;
1039 	}
1040 
1041 	mv88e6xxx_reg_unlock(chip);
1042 }
1043 
1044 static int mv88e6xxx_get_mac_eee(struct dsa_switch *ds, int port,
1045 				 struct ethtool_eee *e)
1046 {
1047 	/* Nothing to do on the port's MAC */
1048 	return 0;
1049 }
1050 
1051 static int mv88e6xxx_set_mac_eee(struct dsa_switch *ds, int port,
1052 				 struct ethtool_eee *e)
1053 {
1054 	/* Nothing to do on the port's MAC */
1055 	return 0;
1056 }
1057 
1058 static u16 mv88e6xxx_port_vlan(struct mv88e6xxx_chip *chip, int dev, int port)
1059 {
1060 	struct dsa_switch *ds = NULL;
1061 	struct net_device *br;
1062 	u16 pvlan;
1063 	int i;
1064 
1065 	if (dev < DSA_MAX_SWITCHES)
1066 		ds = chip->ds->dst->ds[dev];
1067 
1068 	/* Prevent frames from unknown switch or port */
1069 	if (!ds || port >= ds->num_ports)
1070 		return 0;
1071 
1072 	/* Frames from DSA links and CPU ports can egress any local port */
1073 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
1074 		return mv88e6xxx_port_mask(chip);
1075 
1076 	br = ds->ports[port].bridge_dev;
1077 	pvlan = 0;
1078 
1079 	/* Frames from user ports can egress any local DSA links and CPU ports,
1080 	 * as well as any local member of their bridge group.
1081 	 */
1082 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1083 		if (dsa_is_cpu_port(chip->ds, i) ||
1084 		    dsa_is_dsa_port(chip->ds, i) ||
1085 		    (br && dsa_to_port(chip->ds, i)->bridge_dev == br))
1086 			pvlan |= BIT(i);
1087 
1088 	return pvlan;
1089 }
1090 
1091 static int mv88e6xxx_port_vlan_map(struct mv88e6xxx_chip *chip, int port)
1092 {
1093 	u16 output_ports = mv88e6xxx_port_vlan(chip, chip->ds->index, port);
1094 
1095 	/* prevent frames from going back out of the port they came in on */
1096 	output_ports &= ~BIT(port);
1097 
1098 	return mv88e6xxx_port_set_vlan_map(chip, port, output_ports);
1099 }
1100 
1101 static void mv88e6xxx_port_stp_state_set(struct dsa_switch *ds, int port,
1102 					 u8 state)
1103 {
1104 	struct mv88e6xxx_chip *chip = ds->priv;
1105 	int err;
1106 
1107 	mv88e6xxx_reg_lock(chip);
1108 	err = mv88e6xxx_port_set_state(chip, port, state);
1109 	mv88e6xxx_reg_unlock(chip);
1110 
1111 	if (err)
1112 		dev_err(ds->dev, "p%d: failed to update state\n", port);
1113 }
1114 
1115 static int mv88e6xxx_pri_setup(struct mv88e6xxx_chip *chip)
1116 {
1117 	int err;
1118 
1119 	if (chip->info->ops->ieee_pri_map) {
1120 		err = chip->info->ops->ieee_pri_map(chip);
1121 		if (err)
1122 			return err;
1123 	}
1124 
1125 	if (chip->info->ops->ip_pri_map) {
1126 		err = chip->info->ops->ip_pri_map(chip);
1127 		if (err)
1128 			return err;
1129 	}
1130 
1131 	return 0;
1132 }
1133 
1134 static int mv88e6xxx_devmap_setup(struct mv88e6xxx_chip *chip)
1135 {
1136 	int target, port;
1137 	int err;
1138 
1139 	if (!chip->info->global2_addr)
1140 		return 0;
1141 
1142 	/* Initialize the routing port to the 32 possible target devices */
1143 	for (target = 0; target < 32; target++) {
1144 		port = 0x1f;
1145 		if (target < DSA_MAX_SWITCHES)
1146 			if (chip->ds->rtable[target] != DSA_RTABLE_NONE)
1147 				port = chip->ds->rtable[target];
1148 
1149 		err = mv88e6xxx_g2_device_mapping_write(chip, target, port);
1150 		if (err)
1151 			return err;
1152 	}
1153 
1154 	if (chip->info->ops->set_cascade_port) {
1155 		port = MV88E6XXX_CASCADE_PORT_MULTIPLE;
1156 		err = chip->info->ops->set_cascade_port(chip, port);
1157 		if (err)
1158 			return err;
1159 	}
1160 
1161 	err = mv88e6xxx_g1_set_device_number(chip, chip->ds->index);
1162 	if (err)
1163 		return err;
1164 
1165 	return 0;
1166 }
1167 
1168 static int mv88e6xxx_trunk_setup(struct mv88e6xxx_chip *chip)
1169 {
1170 	/* Clear all trunk masks and mapping */
1171 	if (chip->info->global2_addr)
1172 		return mv88e6xxx_g2_trunk_clear(chip);
1173 
1174 	return 0;
1175 }
1176 
1177 static int mv88e6xxx_rmu_setup(struct mv88e6xxx_chip *chip)
1178 {
1179 	if (chip->info->ops->rmu_disable)
1180 		return chip->info->ops->rmu_disable(chip);
1181 
1182 	return 0;
1183 }
1184 
1185 static int mv88e6xxx_pot_setup(struct mv88e6xxx_chip *chip)
1186 {
1187 	if (chip->info->ops->pot_clear)
1188 		return chip->info->ops->pot_clear(chip);
1189 
1190 	return 0;
1191 }
1192 
1193 static int mv88e6xxx_rsvd2cpu_setup(struct mv88e6xxx_chip *chip)
1194 {
1195 	if (chip->info->ops->mgmt_rsvd2cpu)
1196 		return chip->info->ops->mgmt_rsvd2cpu(chip);
1197 
1198 	return 0;
1199 }
1200 
1201 static int mv88e6xxx_atu_setup(struct mv88e6xxx_chip *chip)
1202 {
1203 	int err;
1204 
1205 	err = mv88e6xxx_g1_atu_flush(chip, 0, true);
1206 	if (err)
1207 		return err;
1208 
1209 	err = mv88e6xxx_g1_atu_set_learn2all(chip, true);
1210 	if (err)
1211 		return err;
1212 
1213 	return mv88e6xxx_g1_atu_set_age_time(chip, 300000);
1214 }
1215 
1216 static int mv88e6xxx_irl_setup(struct mv88e6xxx_chip *chip)
1217 {
1218 	int port;
1219 	int err;
1220 
1221 	if (!chip->info->ops->irl_init_all)
1222 		return 0;
1223 
1224 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1225 		/* Disable ingress rate limiting by resetting all per port
1226 		 * ingress rate limit resources to their initial state.
1227 		 */
1228 		err = chip->info->ops->irl_init_all(chip, port);
1229 		if (err)
1230 			return err;
1231 	}
1232 
1233 	return 0;
1234 }
1235 
1236 static int mv88e6xxx_mac_setup(struct mv88e6xxx_chip *chip)
1237 {
1238 	if (chip->info->ops->set_switch_mac) {
1239 		u8 addr[ETH_ALEN];
1240 
1241 		eth_random_addr(addr);
1242 
1243 		return chip->info->ops->set_switch_mac(chip, addr);
1244 	}
1245 
1246 	return 0;
1247 }
1248 
1249 static int mv88e6xxx_pvt_map(struct mv88e6xxx_chip *chip, int dev, int port)
1250 {
1251 	u16 pvlan = 0;
1252 
1253 	if (!mv88e6xxx_has_pvt(chip))
1254 		return -EOPNOTSUPP;
1255 
1256 	/* Skip the local source device, which uses in-chip port VLAN */
1257 	if (dev != chip->ds->index)
1258 		pvlan = mv88e6xxx_port_vlan(chip, dev, port);
1259 
1260 	return mv88e6xxx_g2_pvt_write(chip, dev, port, pvlan);
1261 }
1262 
1263 static int mv88e6xxx_pvt_setup(struct mv88e6xxx_chip *chip)
1264 {
1265 	int dev, port;
1266 	int err;
1267 
1268 	if (!mv88e6xxx_has_pvt(chip))
1269 		return 0;
1270 
1271 	/* Clear 5 Bit Port for usage with Marvell Link Street devices:
1272 	 * use 4 bits for the Src_Port/Src_Trunk and 5 bits for the Src_Dev.
1273 	 */
1274 	err = mv88e6xxx_g2_misc_4_bit_port(chip);
1275 	if (err)
1276 		return err;
1277 
1278 	for (dev = 0; dev < MV88E6XXX_MAX_PVT_SWITCHES; ++dev) {
1279 		for (port = 0; port < MV88E6XXX_MAX_PVT_PORTS; ++port) {
1280 			err = mv88e6xxx_pvt_map(chip, dev, port);
1281 			if (err)
1282 				return err;
1283 		}
1284 	}
1285 
1286 	return 0;
1287 }
1288 
1289 static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port)
1290 {
1291 	struct mv88e6xxx_chip *chip = ds->priv;
1292 	int err;
1293 
1294 	mv88e6xxx_reg_lock(chip);
1295 	err = mv88e6xxx_g1_atu_remove(chip, 0, port, false);
1296 	mv88e6xxx_reg_unlock(chip);
1297 
1298 	if (err)
1299 		dev_err(ds->dev, "p%d: failed to flush ATU\n", port);
1300 }
1301 
1302 static int mv88e6xxx_vtu_setup(struct mv88e6xxx_chip *chip)
1303 {
1304 	if (!chip->info->max_vid)
1305 		return 0;
1306 
1307 	return mv88e6xxx_g1_vtu_flush(chip);
1308 }
1309 
1310 static int mv88e6xxx_vtu_getnext(struct mv88e6xxx_chip *chip,
1311 				 struct mv88e6xxx_vtu_entry *entry)
1312 {
1313 	if (!chip->info->ops->vtu_getnext)
1314 		return -EOPNOTSUPP;
1315 
1316 	return chip->info->ops->vtu_getnext(chip, entry);
1317 }
1318 
1319 static int mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip *chip,
1320 				   struct mv88e6xxx_vtu_entry *entry)
1321 {
1322 	if (!chip->info->ops->vtu_loadpurge)
1323 		return -EOPNOTSUPP;
1324 
1325 	return chip->info->ops->vtu_loadpurge(chip, entry);
1326 }
1327 
1328 static int mv88e6xxx_atu_new(struct mv88e6xxx_chip *chip, u16 *fid)
1329 {
1330 	DECLARE_BITMAP(fid_bitmap, MV88E6XXX_N_FID);
1331 	struct mv88e6xxx_vtu_entry vlan;
1332 	int i, err;
1333 
1334 	bitmap_zero(fid_bitmap, MV88E6XXX_N_FID);
1335 
1336 	/* Set every FID bit used by the (un)bridged ports */
1337 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1338 		err = mv88e6xxx_port_get_fid(chip, i, fid);
1339 		if (err)
1340 			return err;
1341 
1342 		set_bit(*fid, fid_bitmap);
1343 	}
1344 
1345 	/* Set every FID bit used by the VLAN entries */
1346 	vlan.vid = chip->info->max_vid;
1347 	vlan.valid = false;
1348 
1349 	do {
1350 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1351 		if (err)
1352 			return err;
1353 
1354 		if (!vlan.valid)
1355 			break;
1356 
1357 		set_bit(vlan.fid, fid_bitmap);
1358 	} while (vlan.vid < chip->info->max_vid);
1359 
1360 	/* The reset value 0x000 is used to indicate that multiple address
1361 	 * databases are not needed. Return the next positive available.
1362 	 */
1363 	*fid = find_next_zero_bit(fid_bitmap, MV88E6XXX_N_FID, 1);
1364 	if (unlikely(*fid >= mv88e6xxx_num_databases(chip)))
1365 		return -ENOSPC;
1366 
1367 	/* Clear the database */
1368 	return mv88e6xxx_g1_atu_flush(chip, *fid, true);
1369 }
1370 
1371 static int mv88e6xxx_port_check_hw_vlan(struct dsa_switch *ds, int port,
1372 					u16 vid_begin, u16 vid_end)
1373 {
1374 	struct mv88e6xxx_chip *chip = ds->priv;
1375 	struct mv88e6xxx_vtu_entry vlan;
1376 	int i, err;
1377 
1378 	/* DSA and CPU ports have to be members of multiple vlans */
1379 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1380 		return 0;
1381 
1382 	if (!vid_begin)
1383 		return -EOPNOTSUPP;
1384 
1385 	vlan.vid = vid_begin - 1;
1386 	vlan.valid = false;
1387 
1388 	do {
1389 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1390 		if (err)
1391 			return err;
1392 
1393 		if (!vlan.valid)
1394 			break;
1395 
1396 		if (vlan.vid > vid_end)
1397 			break;
1398 
1399 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1400 			if (dsa_is_dsa_port(ds, i) || dsa_is_cpu_port(ds, i))
1401 				continue;
1402 
1403 			if (!ds->ports[i].slave)
1404 				continue;
1405 
1406 			if (vlan.member[i] ==
1407 			    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
1408 				continue;
1409 
1410 			if (dsa_to_port(ds, i)->bridge_dev ==
1411 			    ds->ports[port].bridge_dev)
1412 				break; /* same bridge, check next VLAN */
1413 
1414 			if (!dsa_to_port(ds, i)->bridge_dev)
1415 				continue;
1416 
1417 			dev_err(ds->dev, "p%d: hw VLAN %d already used by port %d in %s\n",
1418 				port, vlan.vid, i,
1419 				netdev_name(dsa_to_port(ds, i)->bridge_dev));
1420 			return -EOPNOTSUPP;
1421 		}
1422 	} while (vlan.vid < vid_end);
1423 
1424 	return 0;
1425 }
1426 
1427 static int mv88e6xxx_port_vlan_filtering(struct dsa_switch *ds, int port,
1428 					 bool vlan_filtering)
1429 {
1430 	struct mv88e6xxx_chip *chip = ds->priv;
1431 	u16 mode = vlan_filtering ? MV88E6XXX_PORT_CTL2_8021Q_MODE_SECURE :
1432 		MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED;
1433 	int err;
1434 
1435 	if (!chip->info->max_vid)
1436 		return -EOPNOTSUPP;
1437 
1438 	mv88e6xxx_reg_lock(chip);
1439 	err = mv88e6xxx_port_set_8021q_mode(chip, port, mode);
1440 	mv88e6xxx_reg_unlock(chip);
1441 
1442 	return err;
1443 }
1444 
1445 static int
1446 mv88e6xxx_port_vlan_prepare(struct dsa_switch *ds, int port,
1447 			    const struct switchdev_obj_port_vlan *vlan)
1448 {
1449 	struct mv88e6xxx_chip *chip = ds->priv;
1450 	int err;
1451 
1452 	if (!chip->info->max_vid)
1453 		return -EOPNOTSUPP;
1454 
1455 	/* If the requested port doesn't belong to the same bridge as the VLAN
1456 	 * members, do not support it (yet) and fallback to software VLAN.
1457 	 */
1458 	mv88e6xxx_reg_lock(chip);
1459 	err = mv88e6xxx_port_check_hw_vlan(ds, port, vlan->vid_begin,
1460 					   vlan->vid_end);
1461 	mv88e6xxx_reg_unlock(chip);
1462 
1463 	/* We don't need any dynamic resource from the kernel (yet),
1464 	 * so skip the prepare phase.
1465 	 */
1466 	return err;
1467 }
1468 
1469 static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port,
1470 					const unsigned char *addr, u16 vid,
1471 					u8 state)
1472 {
1473 	struct mv88e6xxx_atu_entry entry;
1474 	struct mv88e6xxx_vtu_entry vlan;
1475 	u16 fid;
1476 	int err;
1477 
1478 	/* Null VLAN ID corresponds to the port private database */
1479 	if (vid == 0) {
1480 		err = mv88e6xxx_port_get_fid(chip, port, &fid);
1481 		if (err)
1482 			return err;
1483 	} else {
1484 		vlan.vid = vid - 1;
1485 		vlan.valid = false;
1486 
1487 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1488 		if (err)
1489 			return err;
1490 
1491 		/* switchdev expects -EOPNOTSUPP to honor software VLANs */
1492 		if (vlan.vid != vid || !vlan.valid)
1493 			return -EOPNOTSUPP;
1494 
1495 		fid = vlan.fid;
1496 	}
1497 
1498 	entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1499 	ether_addr_copy(entry.mac, addr);
1500 	eth_addr_dec(entry.mac);
1501 
1502 	err = mv88e6xxx_g1_atu_getnext(chip, fid, &entry);
1503 	if (err)
1504 		return err;
1505 
1506 	/* Initialize a fresh ATU entry if it isn't found */
1507 	if (entry.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED ||
1508 	    !ether_addr_equal(entry.mac, addr)) {
1509 		memset(&entry, 0, sizeof(entry));
1510 		ether_addr_copy(entry.mac, addr);
1511 	}
1512 
1513 	/* Purge the ATU entry only if no port is using it anymore */
1514 	if (state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED) {
1515 		entry.portvec &= ~BIT(port);
1516 		if (!entry.portvec)
1517 			entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1518 	} else {
1519 		entry.portvec |= BIT(port);
1520 		entry.state = state;
1521 	}
1522 
1523 	return mv88e6xxx_g1_atu_loadpurge(chip, fid, &entry);
1524 }
1525 
1526 static int mv88e6xxx_port_add_broadcast(struct mv88e6xxx_chip *chip, int port,
1527 					u16 vid)
1528 {
1529 	const char broadcast[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1530 	u8 state = MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC;
1531 
1532 	return mv88e6xxx_port_db_load_purge(chip, port, broadcast, vid, state);
1533 }
1534 
1535 static int mv88e6xxx_broadcast_setup(struct mv88e6xxx_chip *chip, u16 vid)
1536 {
1537 	int port;
1538 	int err;
1539 
1540 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1541 		err = mv88e6xxx_port_add_broadcast(chip, port, vid);
1542 		if (err)
1543 			return err;
1544 	}
1545 
1546 	return 0;
1547 }
1548 
1549 static int mv88e6xxx_port_vlan_join(struct mv88e6xxx_chip *chip, int port,
1550 				    u16 vid, u8 member)
1551 {
1552 	const u8 non_member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
1553 	struct mv88e6xxx_vtu_entry vlan;
1554 	int i, err;
1555 
1556 	if (!vid)
1557 		return -EOPNOTSUPP;
1558 
1559 	vlan.vid = vid - 1;
1560 	vlan.valid = false;
1561 
1562 	err = mv88e6xxx_vtu_getnext(chip, &vlan);
1563 	if (err)
1564 		return err;
1565 
1566 	if (vlan.vid != vid || !vlan.valid) {
1567 		memset(&vlan, 0, sizeof(vlan));
1568 
1569 		err = mv88e6xxx_atu_new(chip, &vlan.fid);
1570 		if (err)
1571 			return err;
1572 
1573 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1574 			if (i == port)
1575 				vlan.member[i] = member;
1576 			else
1577 				vlan.member[i] = non_member;
1578 
1579 		vlan.vid = vid;
1580 		vlan.valid = true;
1581 
1582 		err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1583 		if (err)
1584 			return err;
1585 
1586 		err = mv88e6xxx_broadcast_setup(chip, vlan.vid);
1587 		if (err)
1588 			return err;
1589 	} else if (vlan.member[port] != member) {
1590 		vlan.member[port] = member;
1591 
1592 		err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1593 		if (err)
1594 			return err;
1595 	} else {
1596 		dev_info(chip->dev, "p%d: already a member of VLAN %d\n",
1597 			 port, vid);
1598 	}
1599 
1600 	return 0;
1601 }
1602 
1603 static void mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port,
1604 				    const struct switchdev_obj_port_vlan *vlan)
1605 {
1606 	struct mv88e6xxx_chip *chip = ds->priv;
1607 	bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
1608 	bool pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
1609 	u8 member;
1610 	u16 vid;
1611 
1612 	if (!chip->info->max_vid)
1613 		return;
1614 
1615 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1616 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNMODIFIED;
1617 	else if (untagged)
1618 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNTAGGED;
1619 	else
1620 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_TAGGED;
1621 
1622 	mv88e6xxx_reg_lock(chip);
1623 
1624 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid)
1625 		if (mv88e6xxx_port_vlan_join(chip, port, vid, member))
1626 			dev_err(ds->dev, "p%d: failed to add VLAN %d%c\n", port,
1627 				vid, untagged ? 'u' : 't');
1628 
1629 	if (pvid && mv88e6xxx_port_set_pvid(chip, port, vlan->vid_end))
1630 		dev_err(ds->dev, "p%d: failed to set PVID %d\n", port,
1631 			vlan->vid_end);
1632 
1633 	mv88e6xxx_reg_unlock(chip);
1634 }
1635 
1636 static int mv88e6xxx_port_vlan_leave(struct mv88e6xxx_chip *chip,
1637 				     int port, u16 vid)
1638 {
1639 	struct mv88e6xxx_vtu_entry vlan;
1640 	int i, err;
1641 
1642 	if (!vid)
1643 		return -EOPNOTSUPP;
1644 
1645 	vlan.vid = vid - 1;
1646 	vlan.valid = false;
1647 
1648 	err = mv88e6xxx_vtu_getnext(chip, &vlan);
1649 	if (err)
1650 		return err;
1651 
1652 	/* If the VLAN doesn't exist in hardware or the port isn't a member,
1653 	 * tell switchdev that this VLAN is likely handled in software.
1654 	 */
1655 	if (vlan.vid != vid || !vlan.valid ||
1656 	    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 	mv88e6xxx_reg_lock(chip);
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_leave(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 	mv88e6xxx_reg_unlock(chip);
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 	mv88e6xxx_reg_lock(chip);
1719 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1720 					   MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
1721 	mv88e6xxx_reg_unlock(chip);
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 	mv88e6xxx_reg_lock(chip);
1733 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1734 					   MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
1735 	mv88e6xxx_reg_unlock(chip);
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 		err = mv88e6xxx_g1_atu_getnext(chip, fid, &addr);
1753 		if (err)
1754 			return err;
1755 
1756 		if (addr.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED)
1757 			break;
1758 
1759 		if (addr.trunk || (addr.portvec & BIT(port)) == 0)
1760 			continue;
1761 
1762 		if (!is_unicast_ether_addr(addr.mac))
1763 			continue;
1764 
1765 		is_static = (addr.state ==
1766 			     MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
1767 		err = cb(addr.mac, vid, is_static, data);
1768 		if (err)
1769 			return err;
1770 	} while (!is_broadcast_ether_addr(addr.mac));
1771 
1772 	return err;
1773 }
1774 
1775 static int mv88e6xxx_port_db_dump(struct mv88e6xxx_chip *chip, int port,
1776 				  dsa_fdb_dump_cb_t *cb, void *data)
1777 {
1778 	struct mv88e6xxx_vtu_entry vlan;
1779 	u16 fid;
1780 	int err;
1781 
1782 	/* Dump port's default Filtering Information Database (VLAN ID 0) */
1783 	err = mv88e6xxx_port_get_fid(chip, port, &fid);
1784 	if (err)
1785 		return err;
1786 
1787 	err = mv88e6xxx_port_db_dump_fid(chip, fid, 0, port, cb, data);
1788 	if (err)
1789 		return err;
1790 
1791 	/* Dump VLANs' Filtering Information Databases */
1792 	vlan.vid = chip->info->max_vid;
1793 	vlan.valid = false;
1794 
1795 	do {
1796 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1797 		if (err)
1798 			return err;
1799 
1800 		if (!vlan.valid)
1801 			break;
1802 
1803 		err = mv88e6xxx_port_db_dump_fid(chip, vlan.fid, vlan.vid, port,
1804 						 cb, data);
1805 		if (err)
1806 			return err;
1807 	} while (vlan.vid < chip->info->max_vid);
1808 
1809 	return err;
1810 }
1811 
1812 static int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
1813 				   dsa_fdb_dump_cb_t *cb, void *data)
1814 {
1815 	struct mv88e6xxx_chip *chip = ds->priv;
1816 	int err;
1817 
1818 	mv88e6xxx_reg_lock(chip);
1819 	err = mv88e6xxx_port_db_dump(chip, port, cb, data);
1820 	mv88e6xxx_reg_unlock(chip);
1821 
1822 	return err;
1823 }
1824 
1825 static int mv88e6xxx_bridge_map(struct mv88e6xxx_chip *chip,
1826 				struct net_device *br)
1827 {
1828 	struct dsa_switch *ds;
1829 	int port;
1830 	int dev;
1831 	int err;
1832 
1833 	/* Remap the Port VLAN of each local bridge group member */
1834 	for (port = 0; port < mv88e6xxx_num_ports(chip); ++port) {
1835 		if (chip->ds->ports[port].bridge_dev == br) {
1836 			err = mv88e6xxx_port_vlan_map(chip, port);
1837 			if (err)
1838 				return err;
1839 		}
1840 	}
1841 
1842 	if (!mv88e6xxx_has_pvt(chip))
1843 		return 0;
1844 
1845 	/* Remap the Port VLAN of each cross-chip bridge group member */
1846 	for (dev = 0; dev < DSA_MAX_SWITCHES; ++dev) {
1847 		ds = chip->ds->dst->ds[dev];
1848 		if (!ds)
1849 			break;
1850 
1851 		for (port = 0; port < ds->num_ports; ++port) {
1852 			if (ds->ports[port].bridge_dev == br) {
1853 				err = mv88e6xxx_pvt_map(chip, dev, port);
1854 				if (err)
1855 					return err;
1856 			}
1857 		}
1858 	}
1859 
1860 	return 0;
1861 }
1862 
1863 static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port,
1864 				      struct net_device *br)
1865 {
1866 	struct mv88e6xxx_chip *chip = ds->priv;
1867 	int err;
1868 
1869 	mv88e6xxx_reg_lock(chip);
1870 	err = mv88e6xxx_bridge_map(chip, br);
1871 	mv88e6xxx_reg_unlock(chip);
1872 
1873 	return err;
1874 }
1875 
1876 static void mv88e6xxx_port_bridge_leave(struct dsa_switch *ds, int port,
1877 					struct net_device *br)
1878 {
1879 	struct mv88e6xxx_chip *chip = ds->priv;
1880 
1881 	mv88e6xxx_reg_lock(chip);
1882 	if (mv88e6xxx_bridge_map(chip, br) ||
1883 	    mv88e6xxx_port_vlan_map(chip, port))
1884 		dev_err(ds->dev, "failed to remap in-chip Port VLAN\n");
1885 	mv88e6xxx_reg_unlock(chip);
1886 }
1887 
1888 static int mv88e6xxx_crosschip_bridge_join(struct dsa_switch *ds, int dev,
1889 					   int port, struct net_device *br)
1890 {
1891 	struct mv88e6xxx_chip *chip = ds->priv;
1892 	int err;
1893 
1894 	if (!mv88e6xxx_has_pvt(chip))
1895 		return 0;
1896 
1897 	mv88e6xxx_reg_lock(chip);
1898 	err = mv88e6xxx_pvt_map(chip, dev, port);
1899 	mv88e6xxx_reg_unlock(chip);
1900 
1901 	return err;
1902 }
1903 
1904 static void mv88e6xxx_crosschip_bridge_leave(struct dsa_switch *ds, int dev,
1905 					     int port, struct net_device *br)
1906 {
1907 	struct mv88e6xxx_chip *chip = ds->priv;
1908 
1909 	if (!mv88e6xxx_has_pvt(chip))
1910 		return;
1911 
1912 	mv88e6xxx_reg_lock(chip);
1913 	if (mv88e6xxx_pvt_map(chip, dev, port))
1914 		dev_err(ds->dev, "failed to remap cross-chip Port VLAN\n");
1915 	mv88e6xxx_reg_unlock(chip);
1916 }
1917 
1918 static int mv88e6xxx_software_reset(struct mv88e6xxx_chip *chip)
1919 {
1920 	if (chip->info->ops->reset)
1921 		return chip->info->ops->reset(chip);
1922 
1923 	return 0;
1924 }
1925 
1926 static void mv88e6xxx_hardware_reset(struct mv88e6xxx_chip *chip)
1927 {
1928 	struct gpio_desc *gpiod = chip->reset;
1929 
1930 	/* If there is a GPIO connected to the reset pin, toggle it */
1931 	if (gpiod) {
1932 		gpiod_set_value_cansleep(gpiod, 1);
1933 		usleep_range(10000, 20000);
1934 		gpiod_set_value_cansleep(gpiod, 0);
1935 		usleep_range(10000, 20000);
1936 	}
1937 }
1938 
1939 static int mv88e6xxx_disable_ports(struct mv88e6xxx_chip *chip)
1940 {
1941 	int i, err;
1942 
1943 	/* Set all ports to the Disabled state */
1944 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
1945 		err = mv88e6xxx_port_set_state(chip, i, BR_STATE_DISABLED);
1946 		if (err)
1947 			return err;
1948 	}
1949 
1950 	/* Wait for transmit queues to drain,
1951 	 * i.e. 2ms for a maximum frame to be transmitted at 10 Mbps.
1952 	 */
1953 	usleep_range(2000, 4000);
1954 
1955 	return 0;
1956 }
1957 
1958 static int mv88e6xxx_switch_reset(struct mv88e6xxx_chip *chip)
1959 {
1960 	int err;
1961 
1962 	err = mv88e6xxx_disable_ports(chip);
1963 	if (err)
1964 		return err;
1965 
1966 	mv88e6xxx_hardware_reset(chip);
1967 
1968 	return mv88e6xxx_software_reset(chip);
1969 }
1970 
1971 static int mv88e6xxx_set_port_mode(struct mv88e6xxx_chip *chip, int port,
1972 				   enum mv88e6xxx_frame_mode frame,
1973 				   enum mv88e6xxx_egress_mode egress, u16 etype)
1974 {
1975 	int err;
1976 
1977 	if (!chip->info->ops->port_set_frame_mode)
1978 		return -EOPNOTSUPP;
1979 
1980 	err = mv88e6xxx_port_set_egress_mode(chip, port, egress);
1981 	if (err)
1982 		return err;
1983 
1984 	err = chip->info->ops->port_set_frame_mode(chip, port, frame);
1985 	if (err)
1986 		return err;
1987 
1988 	if (chip->info->ops->port_set_ether_type)
1989 		return chip->info->ops->port_set_ether_type(chip, port, etype);
1990 
1991 	return 0;
1992 }
1993 
1994 static int mv88e6xxx_set_port_mode_normal(struct mv88e6xxx_chip *chip, int port)
1995 {
1996 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_NORMAL,
1997 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
1998 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
1999 }
2000 
2001 static int mv88e6xxx_set_port_mode_dsa(struct mv88e6xxx_chip *chip, int port)
2002 {
2003 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_DSA,
2004 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
2005 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2006 }
2007 
2008 static int mv88e6xxx_set_port_mode_edsa(struct mv88e6xxx_chip *chip, int port)
2009 {
2010 	return mv88e6xxx_set_port_mode(chip, port,
2011 				       MV88E6XXX_FRAME_MODE_ETHERTYPE,
2012 				       MV88E6XXX_EGRESS_MODE_ETHERTYPE,
2013 				       ETH_P_EDSA);
2014 }
2015 
2016 static int mv88e6xxx_setup_port_mode(struct mv88e6xxx_chip *chip, int port)
2017 {
2018 	if (dsa_is_dsa_port(chip->ds, port))
2019 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2020 
2021 	if (dsa_is_user_port(chip->ds, port))
2022 		return mv88e6xxx_set_port_mode_normal(chip, port);
2023 
2024 	/* Setup CPU port mode depending on its supported tag format */
2025 	if (chip->info->tag_protocol == DSA_TAG_PROTO_DSA)
2026 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2027 
2028 	if (chip->info->tag_protocol == DSA_TAG_PROTO_EDSA)
2029 		return mv88e6xxx_set_port_mode_edsa(chip, port);
2030 
2031 	return -EINVAL;
2032 }
2033 
2034 static int mv88e6xxx_setup_message_port(struct mv88e6xxx_chip *chip, int port)
2035 {
2036 	bool message = dsa_is_dsa_port(chip->ds, port);
2037 
2038 	return mv88e6xxx_port_set_message_port(chip, port, message);
2039 }
2040 
2041 static int mv88e6xxx_setup_egress_floods(struct mv88e6xxx_chip *chip, int port)
2042 {
2043 	struct dsa_switch *ds = chip->ds;
2044 	bool flood;
2045 
2046 	/* Upstream ports flood frames with unknown unicast or multicast DA */
2047 	flood = dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port);
2048 	if (chip->info->ops->port_set_egress_floods)
2049 		return chip->info->ops->port_set_egress_floods(chip, port,
2050 							       flood, flood);
2051 
2052 	return 0;
2053 }
2054 
2055 static int mv88e6xxx_serdes_power(struct mv88e6xxx_chip *chip, int port,
2056 				  bool on)
2057 {
2058 	if (chip->info->ops->serdes_power)
2059 		return chip->info->ops->serdes_power(chip, port, on);
2060 
2061 	return 0;
2062 }
2063 
2064 static int mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip *chip, int port)
2065 {
2066 	struct dsa_switch *ds = chip->ds;
2067 	int upstream_port;
2068 	int err;
2069 
2070 	upstream_port = dsa_upstream_port(ds, port);
2071 	if (chip->info->ops->port_set_upstream_port) {
2072 		err = chip->info->ops->port_set_upstream_port(chip, port,
2073 							      upstream_port);
2074 		if (err)
2075 			return err;
2076 	}
2077 
2078 	if (port == upstream_port) {
2079 		if (chip->info->ops->set_cpu_port) {
2080 			err = chip->info->ops->set_cpu_port(chip,
2081 							    upstream_port);
2082 			if (err)
2083 				return err;
2084 		}
2085 
2086 		if (chip->info->ops->set_egress_port) {
2087 			err = chip->info->ops->set_egress_port(chip,
2088 							       upstream_port);
2089 			if (err)
2090 				return err;
2091 		}
2092 	}
2093 
2094 	return 0;
2095 }
2096 
2097 static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port)
2098 {
2099 	struct dsa_switch *ds = chip->ds;
2100 	int err;
2101 	u16 reg;
2102 
2103 	chip->ports[port].chip = chip;
2104 	chip->ports[port].port = port;
2105 
2106 	/* MAC Forcing register: don't force link, speed, duplex or flow control
2107 	 * state to any particular values on physical ports, but force the CPU
2108 	 * port and all DSA ports to their maximum bandwidth and full duplex.
2109 	 */
2110 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
2111 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_FORCED_UP,
2112 					       SPEED_MAX, DUPLEX_FULL,
2113 					       PAUSE_OFF,
2114 					       PHY_INTERFACE_MODE_NA);
2115 	else
2116 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_UNFORCED,
2117 					       SPEED_UNFORCED, DUPLEX_UNFORCED,
2118 					       PAUSE_ON,
2119 					       PHY_INTERFACE_MODE_NA);
2120 	if (err)
2121 		return err;
2122 
2123 	/* Port Control: disable Drop-on-Unlock, disable Drop-on-Lock,
2124 	 * disable Header mode, enable IGMP/MLD snooping, disable VLAN
2125 	 * tunneling, determine priority by looking at 802.1p and IP
2126 	 * priority fields (IP prio has precedence), and set STP state
2127 	 * to Forwarding.
2128 	 *
2129 	 * If this is the CPU link, use DSA or EDSA tagging depending
2130 	 * on which tagging mode was configured.
2131 	 *
2132 	 * If this is a link to another switch, use DSA tagging mode.
2133 	 *
2134 	 * If this is the upstream port for this switch, enable
2135 	 * forwarding of unknown unicasts and multicasts.
2136 	 */
2137 	reg = MV88E6XXX_PORT_CTL0_IGMP_MLD_SNOOP |
2138 		MV88E6185_PORT_CTL0_USE_TAG | MV88E6185_PORT_CTL0_USE_IP |
2139 		MV88E6XXX_PORT_CTL0_STATE_FORWARDING;
2140 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg);
2141 	if (err)
2142 		return err;
2143 
2144 	err = mv88e6xxx_setup_port_mode(chip, port);
2145 	if (err)
2146 		return err;
2147 
2148 	err = mv88e6xxx_setup_egress_floods(chip, port);
2149 	if (err)
2150 		return err;
2151 
2152 	/* Enable the SERDES interface for DSA and CPU ports. Normal
2153 	 * ports SERDES are enabled when the port is enabled, thus
2154 	 * saving a bit of power.
2155 	 */
2156 	if ((dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))) {
2157 		err = mv88e6xxx_serdes_power(chip, port, true);
2158 		if (err)
2159 			return err;
2160 	}
2161 
2162 	/* Port Control 2: don't force a good FCS, set the maximum frame size to
2163 	 * 10240 bytes, disable 802.1q tags checking, don't discard tagged or
2164 	 * untagged frames on this port, do a destination address lookup on all
2165 	 * received packets as usual, disable ARP mirroring and don't send a
2166 	 * copy of all transmitted/received frames on this port to the CPU.
2167 	 */
2168 	err = mv88e6xxx_port_set_map_da(chip, port);
2169 	if (err)
2170 		return err;
2171 
2172 	err = mv88e6xxx_setup_upstream_port(chip, port);
2173 	if (err)
2174 		return err;
2175 
2176 	err = mv88e6xxx_port_set_8021q_mode(chip, port,
2177 				MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED);
2178 	if (err)
2179 		return err;
2180 
2181 	if (chip->info->ops->port_set_jumbo_size) {
2182 		err = chip->info->ops->port_set_jumbo_size(chip, port, 10240);
2183 		if (err)
2184 			return err;
2185 	}
2186 
2187 	/* Port Association Vector: when learning source addresses
2188 	 * of packets, add the address to the address database using
2189 	 * a port bitmap that has only the bit for this port set and
2190 	 * the other bits clear.
2191 	 */
2192 	reg = 1 << port;
2193 	/* Disable learning for CPU port */
2194 	if (dsa_is_cpu_port(ds, port))
2195 		reg = 0;
2196 
2197 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ASSOC_VECTOR,
2198 				   reg);
2199 	if (err)
2200 		return err;
2201 
2202 	/* Egress rate control 2: disable egress rate control. */
2203 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_EGRESS_RATE_CTL2,
2204 				   0x0000);
2205 	if (err)
2206 		return err;
2207 
2208 	if (chip->info->ops->port_pause_limit) {
2209 		err = chip->info->ops->port_pause_limit(chip, port, 0, 0);
2210 		if (err)
2211 			return err;
2212 	}
2213 
2214 	if (chip->info->ops->port_disable_learn_limit) {
2215 		err = chip->info->ops->port_disable_learn_limit(chip, port);
2216 		if (err)
2217 			return err;
2218 	}
2219 
2220 	if (chip->info->ops->port_disable_pri_override) {
2221 		err = chip->info->ops->port_disable_pri_override(chip, port);
2222 		if (err)
2223 			return err;
2224 	}
2225 
2226 	if (chip->info->ops->port_tag_remap) {
2227 		err = chip->info->ops->port_tag_remap(chip, port);
2228 		if (err)
2229 			return err;
2230 	}
2231 
2232 	if (chip->info->ops->port_egress_rate_limiting) {
2233 		err = chip->info->ops->port_egress_rate_limiting(chip, port);
2234 		if (err)
2235 			return err;
2236 	}
2237 
2238 	if (chip->info->ops->port_setup_message_port) {
2239 		err = chip->info->ops->port_setup_message_port(chip, port);
2240 		if (err)
2241 			return err;
2242 	}
2243 
2244 	/* Port based VLAN map: give each port the same default address
2245 	 * database, and allow bidirectional communication between the
2246 	 * CPU and DSA port(s), and the other ports.
2247 	 */
2248 	err = mv88e6xxx_port_set_fid(chip, port, 0);
2249 	if (err)
2250 		return err;
2251 
2252 	err = mv88e6xxx_port_vlan_map(chip, port);
2253 	if (err)
2254 		return err;
2255 
2256 	/* Default VLAN ID and priority: don't set a default VLAN
2257 	 * ID, and set the default packet priority to zero.
2258 	 */
2259 	return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_DEFAULT_VLAN, 0);
2260 }
2261 
2262 static int mv88e6xxx_port_enable(struct dsa_switch *ds, int port,
2263 				 struct phy_device *phydev)
2264 {
2265 	struct mv88e6xxx_chip *chip = ds->priv;
2266 	int err;
2267 
2268 	mv88e6xxx_reg_lock(chip);
2269 
2270 	err = mv88e6xxx_serdes_power(chip, port, true);
2271 
2272 	if (!err && chip->info->ops->serdes_irq_setup)
2273 		err = chip->info->ops->serdes_irq_setup(chip, port);
2274 
2275 	mv88e6xxx_reg_unlock(chip);
2276 
2277 	return err;
2278 }
2279 
2280 static void mv88e6xxx_port_disable(struct dsa_switch *ds, int port)
2281 {
2282 	struct mv88e6xxx_chip *chip = ds->priv;
2283 
2284 	mv88e6xxx_reg_lock(chip);
2285 
2286 	if (mv88e6xxx_port_set_state(chip, port, BR_STATE_DISABLED))
2287 		dev_err(chip->dev, "failed to disable port\n");
2288 
2289 	if (chip->info->ops->serdes_irq_free)
2290 		chip->info->ops->serdes_irq_free(chip, port);
2291 
2292 	if (mv88e6xxx_serdes_power(chip, port, false))
2293 		dev_err(chip->dev, "failed to power off SERDES\n");
2294 
2295 	mv88e6xxx_reg_unlock(chip);
2296 }
2297 
2298 static int mv88e6xxx_set_ageing_time(struct dsa_switch *ds,
2299 				     unsigned int ageing_time)
2300 {
2301 	struct mv88e6xxx_chip *chip = ds->priv;
2302 	int err;
2303 
2304 	mv88e6xxx_reg_lock(chip);
2305 	err = mv88e6xxx_g1_atu_set_age_time(chip, ageing_time);
2306 	mv88e6xxx_reg_unlock(chip);
2307 
2308 	return err;
2309 }
2310 
2311 static int mv88e6xxx_stats_setup(struct mv88e6xxx_chip *chip)
2312 {
2313 	int err;
2314 
2315 	/* Initialize the statistics unit */
2316 	if (chip->info->ops->stats_set_histogram) {
2317 		err = chip->info->ops->stats_set_histogram(chip);
2318 		if (err)
2319 			return err;
2320 	}
2321 
2322 	return mv88e6xxx_g1_stats_clear(chip);
2323 }
2324 
2325 /* The mv88e6390 has some hidden registers used for debug and
2326  * development. The errata also makes use of them.
2327  */
2328 static int mv88e6390_hidden_write(struct mv88e6xxx_chip *chip, int port,
2329 				  int reg, u16 val)
2330 {
2331 	u16 ctrl;
2332 	int err;
2333 
2334 	err = mv88e6xxx_port_write(chip, PORT_RESERVED_1A_DATA_PORT,
2335 				   PORT_RESERVED_1A, val);
2336 	if (err)
2337 		return err;
2338 
2339 	ctrl = PORT_RESERVED_1A_BUSY | PORT_RESERVED_1A_WRITE |
2340 	       PORT_RESERVED_1A_BLOCK | port << PORT_RESERVED_1A_PORT_SHIFT |
2341 	       reg;
2342 
2343 	return mv88e6xxx_port_write(chip, PORT_RESERVED_1A_CTRL_PORT,
2344 				    PORT_RESERVED_1A, ctrl);
2345 }
2346 
2347 static int mv88e6390_hidden_wait(struct mv88e6xxx_chip *chip)
2348 {
2349 	int bit = __bf_shf(PORT_RESERVED_1A_BUSY);
2350 
2351 	return mv88e6xxx_wait_bit(chip, PORT_RESERVED_1A_CTRL_PORT,
2352 				  PORT_RESERVED_1A, bit, 0);
2353 }
2354 
2355 
2356 static int mv88e6390_hidden_read(struct mv88e6xxx_chip *chip, int port,
2357 				  int reg, u16 *val)
2358 {
2359 	u16 ctrl;
2360 	int err;
2361 
2362 	ctrl = PORT_RESERVED_1A_BUSY | PORT_RESERVED_1A_READ |
2363 	       PORT_RESERVED_1A_BLOCK | port << PORT_RESERVED_1A_PORT_SHIFT |
2364 	       reg;
2365 
2366 	err = mv88e6xxx_port_write(chip, PORT_RESERVED_1A_CTRL_PORT,
2367 				   PORT_RESERVED_1A, ctrl);
2368 	if (err)
2369 		return err;
2370 
2371 	err = mv88e6390_hidden_wait(chip);
2372 	if (err)
2373 		return err;
2374 
2375 	return 	mv88e6xxx_port_read(chip, PORT_RESERVED_1A_DATA_PORT,
2376 				    PORT_RESERVED_1A, val);
2377 }
2378 
2379 /* Check if the errata has already been applied. */
2380 static bool mv88e6390_setup_errata_applied(struct mv88e6xxx_chip *chip)
2381 {
2382 	int port;
2383 	int err;
2384 	u16 val;
2385 
2386 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2387 		err = mv88e6390_hidden_read(chip, port, 0, &val);
2388 		if (err) {
2389 			dev_err(chip->dev,
2390 				"Error reading hidden register: %d\n", err);
2391 			return false;
2392 		}
2393 		if (val != 0x01c0)
2394 			return false;
2395 	}
2396 
2397 	return true;
2398 }
2399 
2400 /* The 6390 copper ports have an errata which require poking magic
2401  * values into undocumented hidden registers and then performing a
2402  * software reset.
2403  */
2404 static int mv88e6390_setup_errata(struct mv88e6xxx_chip *chip)
2405 {
2406 	int port;
2407 	int err;
2408 
2409 	if (mv88e6390_setup_errata_applied(chip))
2410 		return 0;
2411 
2412 	/* Set the ports into blocking mode */
2413 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2414 		err = mv88e6xxx_port_set_state(chip, port, BR_STATE_DISABLED);
2415 		if (err)
2416 			return err;
2417 	}
2418 
2419 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2420 		err = mv88e6390_hidden_write(chip, port, 0, 0x01c0);
2421 		if (err)
2422 			return err;
2423 	}
2424 
2425 	return mv88e6xxx_software_reset(chip);
2426 }
2427 
2428 static int mv88e6xxx_setup(struct dsa_switch *ds)
2429 {
2430 	struct mv88e6xxx_chip *chip = ds->priv;
2431 	u8 cmode;
2432 	int err;
2433 	int i;
2434 
2435 	chip->ds = ds;
2436 	ds->slave_mii_bus = mv88e6xxx_default_mdio_bus(chip);
2437 
2438 	mv88e6xxx_reg_lock(chip);
2439 
2440 	if (chip->info->ops->setup_errata) {
2441 		err = chip->info->ops->setup_errata(chip);
2442 		if (err)
2443 			goto unlock;
2444 	}
2445 
2446 	/* Cache the cmode of each port. */
2447 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2448 		if (chip->info->ops->port_get_cmode) {
2449 			err = chip->info->ops->port_get_cmode(chip, i, &cmode);
2450 			if (err)
2451 				goto unlock;
2452 
2453 			chip->ports[i].cmode = cmode;
2454 		}
2455 	}
2456 
2457 	/* Setup Switch Port Registers */
2458 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2459 		/* Prevent the use of an invalid port. */
2460 		if (mv88e6xxx_is_invalid_port(chip, i) &&
2461 		    !dsa_is_unused_port(ds, i)) {
2462 			dev_err(chip->dev, "port %d is invalid\n", i);
2463 			err = -EINVAL;
2464 			goto unlock;
2465 		}
2466 
2467 		if (dsa_is_unused_port(ds, i)) {
2468 			err = mv88e6xxx_port_set_state(chip, i,
2469 						       BR_STATE_DISABLED);
2470 			if (err)
2471 				goto unlock;
2472 
2473 			err = mv88e6xxx_serdes_power(chip, i, false);
2474 			if (err)
2475 				goto unlock;
2476 
2477 			continue;
2478 		}
2479 
2480 		err = mv88e6xxx_setup_port(chip, i);
2481 		if (err)
2482 			goto unlock;
2483 	}
2484 
2485 	err = mv88e6xxx_irl_setup(chip);
2486 	if (err)
2487 		goto unlock;
2488 
2489 	err = mv88e6xxx_mac_setup(chip);
2490 	if (err)
2491 		goto unlock;
2492 
2493 	err = mv88e6xxx_phy_setup(chip);
2494 	if (err)
2495 		goto unlock;
2496 
2497 	err = mv88e6xxx_vtu_setup(chip);
2498 	if (err)
2499 		goto unlock;
2500 
2501 	err = mv88e6xxx_pvt_setup(chip);
2502 	if (err)
2503 		goto unlock;
2504 
2505 	err = mv88e6xxx_atu_setup(chip);
2506 	if (err)
2507 		goto unlock;
2508 
2509 	err = mv88e6xxx_broadcast_setup(chip, 0);
2510 	if (err)
2511 		goto unlock;
2512 
2513 	err = mv88e6xxx_pot_setup(chip);
2514 	if (err)
2515 		goto unlock;
2516 
2517 	err = mv88e6xxx_rmu_setup(chip);
2518 	if (err)
2519 		goto unlock;
2520 
2521 	err = mv88e6xxx_rsvd2cpu_setup(chip);
2522 	if (err)
2523 		goto unlock;
2524 
2525 	err = mv88e6xxx_trunk_setup(chip);
2526 	if (err)
2527 		goto unlock;
2528 
2529 	err = mv88e6xxx_devmap_setup(chip);
2530 	if (err)
2531 		goto unlock;
2532 
2533 	err = mv88e6xxx_pri_setup(chip);
2534 	if (err)
2535 		goto unlock;
2536 
2537 	/* Setup PTP Hardware Clock and timestamping */
2538 	if (chip->info->ptp_support) {
2539 		err = mv88e6xxx_ptp_setup(chip);
2540 		if (err)
2541 			goto unlock;
2542 
2543 		err = mv88e6xxx_hwtstamp_setup(chip);
2544 		if (err)
2545 			goto unlock;
2546 	}
2547 
2548 	err = mv88e6xxx_stats_setup(chip);
2549 	if (err)
2550 		goto unlock;
2551 
2552 unlock:
2553 	mv88e6xxx_reg_unlock(chip);
2554 
2555 	return err;
2556 }
2557 
2558 static int mv88e6xxx_mdio_read(struct mii_bus *bus, int phy, int reg)
2559 {
2560 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
2561 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
2562 	u16 val;
2563 	int err;
2564 
2565 	if (!chip->info->ops->phy_read)
2566 		return -EOPNOTSUPP;
2567 
2568 	mv88e6xxx_reg_lock(chip);
2569 	err = chip->info->ops->phy_read(chip, bus, phy, reg, &val);
2570 	mv88e6xxx_reg_unlock(chip);
2571 
2572 	if (reg == MII_PHYSID2) {
2573 		/* Some internal PHYs don't have a model number. */
2574 		if (chip->info->family != MV88E6XXX_FAMILY_6165)
2575 			/* Then there is the 6165 family. It gets is
2576 			 * PHYs correct. But it can also have two
2577 			 * SERDES interfaces in the PHY address
2578 			 * space. And these don't have a model
2579 			 * number. But they are not PHYs, so we don't
2580 			 * want to give them something a PHY driver
2581 			 * will recognise.
2582 			 *
2583 			 * Use the mv88e6390 family model number
2584 			 * instead, for anything which really could be
2585 			 * a PHY,
2586 			 */
2587 			if (!(val & 0x3f0))
2588 				val |= MV88E6XXX_PORT_SWITCH_ID_PROD_6390 >> 4;
2589 	}
2590 
2591 	return err ? err : val;
2592 }
2593 
2594 static int mv88e6xxx_mdio_write(struct mii_bus *bus, int phy, int reg, u16 val)
2595 {
2596 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
2597 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
2598 	int err;
2599 
2600 	if (!chip->info->ops->phy_write)
2601 		return -EOPNOTSUPP;
2602 
2603 	mv88e6xxx_reg_lock(chip);
2604 	err = chip->info->ops->phy_write(chip, bus, phy, reg, val);
2605 	mv88e6xxx_reg_unlock(chip);
2606 
2607 	return err;
2608 }
2609 
2610 static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip,
2611 				   struct device_node *np,
2612 				   bool external)
2613 {
2614 	static int index;
2615 	struct mv88e6xxx_mdio_bus *mdio_bus;
2616 	struct mii_bus *bus;
2617 	int err;
2618 
2619 	if (external) {
2620 		mv88e6xxx_reg_lock(chip);
2621 		err = mv88e6xxx_g2_scratch_gpio_set_smi(chip, true);
2622 		mv88e6xxx_reg_unlock(chip);
2623 
2624 		if (err)
2625 			return err;
2626 	}
2627 
2628 	bus = devm_mdiobus_alloc_size(chip->dev, sizeof(*mdio_bus));
2629 	if (!bus)
2630 		return -ENOMEM;
2631 
2632 	mdio_bus = bus->priv;
2633 	mdio_bus->bus = bus;
2634 	mdio_bus->chip = chip;
2635 	INIT_LIST_HEAD(&mdio_bus->list);
2636 	mdio_bus->external = external;
2637 
2638 	if (np) {
2639 		bus->name = np->full_name;
2640 		snprintf(bus->id, MII_BUS_ID_SIZE, "%pOF", np);
2641 	} else {
2642 		bus->name = "mv88e6xxx SMI";
2643 		snprintf(bus->id, MII_BUS_ID_SIZE, "mv88e6xxx-%d", index++);
2644 	}
2645 
2646 	bus->read = mv88e6xxx_mdio_read;
2647 	bus->write = mv88e6xxx_mdio_write;
2648 	bus->parent = chip->dev;
2649 
2650 	if (!external) {
2651 		err = mv88e6xxx_g2_irq_mdio_setup(chip, bus);
2652 		if (err)
2653 			return err;
2654 	}
2655 
2656 	err = of_mdiobus_register(bus, np);
2657 	if (err) {
2658 		dev_err(chip->dev, "Cannot register MDIO bus (%d)\n", err);
2659 		mv88e6xxx_g2_irq_mdio_free(chip, bus);
2660 		return err;
2661 	}
2662 
2663 	if (external)
2664 		list_add_tail(&mdio_bus->list, &chip->mdios);
2665 	else
2666 		list_add(&mdio_bus->list, &chip->mdios);
2667 
2668 	return 0;
2669 }
2670 
2671 static const struct of_device_id mv88e6xxx_mdio_external_match[] = {
2672 	{ .compatible = "marvell,mv88e6xxx-mdio-external",
2673 	  .data = (void *)true },
2674 	{ },
2675 };
2676 
2677 static void mv88e6xxx_mdios_unregister(struct mv88e6xxx_chip *chip)
2678 
2679 {
2680 	struct mv88e6xxx_mdio_bus *mdio_bus;
2681 	struct mii_bus *bus;
2682 
2683 	list_for_each_entry(mdio_bus, &chip->mdios, list) {
2684 		bus = mdio_bus->bus;
2685 
2686 		if (!mdio_bus->external)
2687 			mv88e6xxx_g2_irq_mdio_free(chip, bus);
2688 
2689 		mdiobus_unregister(bus);
2690 	}
2691 }
2692 
2693 static int mv88e6xxx_mdios_register(struct mv88e6xxx_chip *chip,
2694 				    struct device_node *np)
2695 {
2696 	const struct of_device_id *match;
2697 	struct device_node *child;
2698 	int err;
2699 
2700 	/* Always register one mdio bus for the internal/default mdio
2701 	 * bus. This maybe represented in the device tree, but is
2702 	 * optional.
2703 	 */
2704 	child = of_get_child_by_name(np, "mdio");
2705 	err = mv88e6xxx_mdio_register(chip, child, false);
2706 	if (err)
2707 		return err;
2708 
2709 	/* Walk the device tree, and see if there are any other nodes
2710 	 * which say they are compatible with the external mdio
2711 	 * bus.
2712 	 */
2713 	for_each_available_child_of_node(np, child) {
2714 		match = of_match_node(mv88e6xxx_mdio_external_match, child);
2715 		if (match) {
2716 			err = mv88e6xxx_mdio_register(chip, child, true);
2717 			if (err) {
2718 				mv88e6xxx_mdios_unregister(chip);
2719 				of_node_put(child);
2720 				return err;
2721 			}
2722 		}
2723 	}
2724 
2725 	return 0;
2726 }
2727 
2728 static int mv88e6xxx_get_eeprom_len(struct dsa_switch *ds)
2729 {
2730 	struct mv88e6xxx_chip *chip = ds->priv;
2731 
2732 	return chip->eeprom_len;
2733 }
2734 
2735 static int mv88e6xxx_get_eeprom(struct dsa_switch *ds,
2736 				struct ethtool_eeprom *eeprom, u8 *data)
2737 {
2738 	struct mv88e6xxx_chip *chip = ds->priv;
2739 	int err;
2740 
2741 	if (!chip->info->ops->get_eeprom)
2742 		return -EOPNOTSUPP;
2743 
2744 	mv88e6xxx_reg_lock(chip);
2745 	err = chip->info->ops->get_eeprom(chip, eeprom, data);
2746 	mv88e6xxx_reg_unlock(chip);
2747 
2748 	if (err)
2749 		return err;
2750 
2751 	eeprom->magic = 0xc3ec4951;
2752 
2753 	return 0;
2754 }
2755 
2756 static int mv88e6xxx_set_eeprom(struct dsa_switch *ds,
2757 				struct ethtool_eeprom *eeprom, u8 *data)
2758 {
2759 	struct mv88e6xxx_chip *chip = ds->priv;
2760 	int err;
2761 
2762 	if (!chip->info->ops->set_eeprom)
2763 		return -EOPNOTSUPP;
2764 
2765 	if (eeprom->magic != 0xc3ec4951)
2766 		return -EINVAL;
2767 
2768 	mv88e6xxx_reg_lock(chip);
2769 	err = chip->info->ops->set_eeprom(chip, eeprom, data);
2770 	mv88e6xxx_reg_unlock(chip);
2771 
2772 	return err;
2773 }
2774 
2775 static const struct mv88e6xxx_ops mv88e6085_ops = {
2776 	/* MV88E6XXX_FAMILY_6097 */
2777 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2778 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2779 	.irl_init_all = mv88e6352_g2_irl_init_all,
2780 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2781 	.phy_read = mv88e6185_phy_ppu_read,
2782 	.phy_write = mv88e6185_phy_ppu_write,
2783 	.port_set_link = mv88e6xxx_port_set_link,
2784 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2785 	.port_set_speed = mv88e6185_port_set_speed,
2786 	.port_tag_remap = mv88e6095_port_tag_remap,
2787 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2788 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2789 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2790 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
2791 	.port_pause_limit = mv88e6097_port_pause_limit,
2792 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2793 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2794 	.port_link_state = mv88e6352_port_link_state,
2795 	.port_get_cmode = mv88e6185_port_get_cmode,
2796 	.port_setup_message_port = mv88e6xxx_setup_message_port,
2797 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2798 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2799 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2800 	.stats_get_strings = mv88e6095_stats_get_strings,
2801 	.stats_get_stats = mv88e6095_stats_get_stats,
2802 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2803 	.set_egress_port = mv88e6095_g1_set_egress_port,
2804 	.watchdog_ops = &mv88e6097_watchdog_ops,
2805 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2806 	.pot_clear = mv88e6xxx_g2_pot_clear,
2807 	.ppu_enable = mv88e6185_g1_ppu_enable,
2808 	.ppu_disable = mv88e6185_g1_ppu_disable,
2809 	.reset = mv88e6185_g1_reset,
2810 	.rmu_disable = mv88e6085_g1_rmu_disable,
2811 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2812 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2813 	.phylink_validate = mv88e6185_phylink_validate,
2814 };
2815 
2816 static const struct mv88e6xxx_ops mv88e6095_ops = {
2817 	/* MV88E6XXX_FAMILY_6095 */
2818 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2819 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2820 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2821 	.phy_read = mv88e6185_phy_ppu_read,
2822 	.phy_write = mv88e6185_phy_ppu_write,
2823 	.port_set_link = mv88e6xxx_port_set_link,
2824 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2825 	.port_set_speed = mv88e6185_port_set_speed,
2826 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
2827 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
2828 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
2829 	.port_link_state = mv88e6185_port_link_state,
2830 	.port_get_cmode = mv88e6185_port_get_cmode,
2831 	.port_setup_message_port = mv88e6xxx_setup_message_port,
2832 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2833 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2834 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2835 	.stats_get_strings = mv88e6095_stats_get_strings,
2836 	.stats_get_stats = mv88e6095_stats_get_stats,
2837 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
2838 	.ppu_enable = mv88e6185_g1_ppu_enable,
2839 	.ppu_disable = mv88e6185_g1_ppu_disable,
2840 	.reset = mv88e6185_g1_reset,
2841 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
2842 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
2843 	.phylink_validate = mv88e6185_phylink_validate,
2844 };
2845 
2846 static const struct mv88e6xxx_ops mv88e6097_ops = {
2847 	/* MV88E6XXX_FAMILY_6097 */
2848 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2849 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2850 	.irl_init_all = mv88e6352_g2_irl_init_all,
2851 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2852 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2853 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2854 	.port_set_link = mv88e6xxx_port_set_link,
2855 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2856 	.port_set_speed = mv88e6185_port_set_speed,
2857 	.port_tag_remap = mv88e6095_port_tag_remap,
2858 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2859 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2860 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2861 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
2862 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
2863 	.port_pause_limit = mv88e6097_port_pause_limit,
2864 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2865 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2866 	.port_link_state = mv88e6352_port_link_state,
2867 	.port_get_cmode = mv88e6185_port_get_cmode,
2868 	.port_setup_message_port = mv88e6xxx_setup_message_port,
2869 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2870 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2871 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2872 	.stats_get_strings = mv88e6095_stats_get_strings,
2873 	.stats_get_stats = mv88e6095_stats_get_stats,
2874 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2875 	.set_egress_port = mv88e6095_g1_set_egress_port,
2876 	.watchdog_ops = &mv88e6097_watchdog_ops,
2877 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2878 	.pot_clear = mv88e6xxx_g2_pot_clear,
2879 	.reset = mv88e6352_g1_reset,
2880 	.rmu_disable = mv88e6085_g1_rmu_disable,
2881 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2882 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2883 	.phylink_validate = mv88e6185_phylink_validate,
2884 };
2885 
2886 static const struct mv88e6xxx_ops mv88e6123_ops = {
2887 	/* MV88E6XXX_FAMILY_6165 */
2888 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2889 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2890 	.irl_init_all = mv88e6352_g2_irl_init_all,
2891 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2892 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2893 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2894 	.port_set_link = mv88e6xxx_port_set_link,
2895 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2896 	.port_set_speed = mv88e6185_port_set_speed,
2897 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
2898 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2899 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2900 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2901 	.port_link_state = mv88e6352_port_link_state,
2902 	.port_get_cmode = mv88e6185_port_get_cmode,
2903 	.port_setup_message_port = mv88e6xxx_setup_message_port,
2904 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
2905 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2906 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2907 	.stats_get_strings = mv88e6095_stats_get_strings,
2908 	.stats_get_stats = mv88e6095_stats_get_stats,
2909 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2910 	.set_egress_port = mv88e6095_g1_set_egress_port,
2911 	.watchdog_ops = &mv88e6097_watchdog_ops,
2912 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2913 	.pot_clear = mv88e6xxx_g2_pot_clear,
2914 	.reset = mv88e6352_g1_reset,
2915 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2916 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2917 	.phylink_validate = mv88e6185_phylink_validate,
2918 };
2919 
2920 static const struct mv88e6xxx_ops mv88e6131_ops = {
2921 	/* MV88E6XXX_FAMILY_6185 */
2922 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2923 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2924 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2925 	.phy_read = mv88e6185_phy_ppu_read,
2926 	.phy_write = mv88e6185_phy_ppu_write,
2927 	.port_set_link = mv88e6xxx_port_set_link,
2928 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2929 	.port_set_speed = mv88e6185_port_set_speed,
2930 	.port_tag_remap = mv88e6095_port_tag_remap,
2931 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2932 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
2933 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2934 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
2935 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
2936 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
2937 	.port_pause_limit = mv88e6097_port_pause_limit,
2938 	.port_set_pause = mv88e6185_port_set_pause,
2939 	.port_link_state = mv88e6352_port_link_state,
2940 	.port_get_cmode = mv88e6185_port_get_cmode,
2941 	.port_setup_message_port = mv88e6xxx_setup_message_port,
2942 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2943 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2944 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2945 	.stats_get_strings = mv88e6095_stats_get_strings,
2946 	.stats_get_stats = mv88e6095_stats_get_stats,
2947 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2948 	.set_egress_port = mv88e6095_g1_set_egress_port,
2949 	.watchdog_ops = &mv88e6097_watchdog_ops,
2950 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
2951 	.ppu_enable = mv88e6185_g1_ppu_enable,
2952 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
2953 	.ppu_disable = mv88e6185_g1_ppu_disable,
2954 	.reset = mv88e6185_g1_reset,
2955 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
2956 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
2957 	.phylink_validate = mv88e6185_phylink_validate,
2958 };
2959 
2960 static const struct mv88e6xxx_ops mv88e6141_ops = {
2961 	/* MV88E6XXX_FAMILY_6341 */
2962 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2963 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2964 	.irl_init_all = mv88e6352_g2_irl_init_all,
2965 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
2966 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
2967 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2968 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2969 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2970 	.port_set_link = mv88e6xxx_port_set_link,
2971 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2972 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
2973 	.port_set_speed = mv88e6341_port_set_speed,
2974 	.port_max_speed_mode = mv88e6341_port_max_speed_mode,
2975 	.port_tag_remap = mv88e6095_port_tag_remap,
2976 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2977 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2978 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2979 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
2980 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
2981 	.port_pause_limit = mv88e6097_port_pause_limit,
2982 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2983 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2984 	.port_link_state = mv88e6352_port_link_state,
2985 	.port_get_cmode = mv88e6352_port_get_cmode,
2986 	.port_setup_message_port = mv88e6xxx_setup_message_port,
2987 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
2988 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2989 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
2990 	.stats_get_strings = mv88e6320_stats_get_strings,
2991 	.stats_get_stats = mv88e6390_stats_get_stats,
2992 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
2993 	.set_egress_port = mv88e6390_g1_set_egress_port,
2994 	.watchdog_ops = &mv88e6390_watchdog_ops,
2995 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
2996 	.pot_clear = mv88e6xxx_g2_pot_clear,
2997 	.reset = mv88e6352_g1_reset,
2998 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2999 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3000 	.serdes_power = mv88e6341_serdes_power,
3001 	.gpio_ops = &mv88e6352_gpio_ops,
3002 	.phylink_validate = mv88e6341_phylink_validate,
3003 };
3004 
3005 static const struct mv88e6xxx_ops mv88e6161_ops = {
3006 	/* MV88E6XXX_FAMILY_6165 */
3007 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3008 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3009 	.irl_init_all = mv88e6352_g2_irl_init_all,
3010 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3011 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3012 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3013 	.port_set_link = mv88e6xxx_port_set_link,
3014 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3015 	.port_set_speed = mv88e6185_port_set_speed,
3016 	.port_tag_remap = mv88e6095_port_tag_remap,
3017 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3018 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3019 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3020 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3021 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3022 	.port_pause_limit = mv88e6097_port_pause_limit,
3023 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3024 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3025 	.port_link_state = mv88e6352_port_link_state,
3026 	.port_get_cmode = mv88e6185_port_get_cmode,
3027 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3028 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3029 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3030 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3031 	.stats_get_strings = mv88e6095_stats_get_strings,
3032 	.stats_get_stats = mv88e6095_stats_get_stats,
3033 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3034 	.set_egress_port = mv88e6095_g1_set_egress_port,
3035 	.watchdog_ops = &mv88e6097_watchdog_ops,
3036 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3037 	.pot_clear = mv88e6xxx_g2_pot_clear,
3038 	.reset = mv88e6352_g1_reset,
3039 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3040 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3041 	.avb_ops = &mv88e6165_avb_ops,
3042 	.ptp_ops = &mv88e6165_ptp_ops,
3043 	.phylink_validate = mv88e6185_phylink_validate,
3044 };
3045 
3046 static const struct mv88e6xxx_ops mv88e6165_ops = {
3047 	/* MV88E6XXX_FAMILY_6165 */
3048 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3049 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3050 	.irl_init_all = mv88e6352_g2_irl_init_all,
3051 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3052 	.phy_read = mv88e6165_phy_read,
3053 	.phy_write = mv88e6165_phy_write,
3054 	.port_set_link = mv88e6xxx_port_set_link,
3055 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3056 	.port_set_speed = mv88e6185_port_set_speed,
3057 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3058 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3059 	.port_link_state = mv88e6352_port_link_state,
3060 	.port_get_cmode = mv88e6185_port_get_cmode,
3061 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3062 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3063 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3064 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3065 	.stats_get_strings = mv88e6095_stats_get_strings,
3066 	.stats_get_stats = mv88e6095_stats_get_stats,
3067 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3068 	.set_egress_port = mv88e6095_g1_set_egress_port,
3069 	.watchdog_ops = &mv88e6097_watchdog_ops,
3070 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3071 	.pot_clear = mv88e6xxx_g2_pot_clear,
3072 	.reset = mv88e6352_g1_reset,
3073 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3074 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3075 	.avb_ops = &mv88e6165_avb_ops,
3076 	.ptp_ops = &mv88e6165_ptp_ops,
3077 	.phylink_validate = mv88e6185_phylink_validate,
3078 };
3079 
3080 static const struct mv88e6xxx_ops mv88e6171_ops = {
3081 	/* MV88E6XXX_FAMILY_6351 */
3082 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3083 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3084 	.irl_init_all = mv88e6352_g2_irl_init_all,
3085 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3086 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3087 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3088 	.port_set_link = mv88e6xxx_port_set_link,
3089 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3090 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3091 	.port_set_speed = mv88e6185_port_set_speed,
3092 	.port_tag_remap = mv88e6095_port_tag_remap,
3093 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3094 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3095 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3096 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3097 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3098 	.port_pause_limit = mv88e6097_port_pause_limit,
3099 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3100 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3101 	.port_link_state = mv88e6352_port_link_state,
3102 	.port_get_cmode = mv88e6352_port_get_cmode,
3103 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3104 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3105 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3106 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3107 	.stats_get_strings = mv88e6095_stats_get_strings,
3108 	.stats_get_stats = mv88e6095_stats_get_stats,
3109 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3110 	.set_egress_port = mv88e6095_g1_set_egress_port,
3111 	.watchdog_ops = &mv88e6097_watchdog_ops,
3112 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3113 	.pot_clear = mv88e6xxx_g2_pot_clear,
3114 	.reset = mv88e6352_g1_reset,
3115 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3116 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3117 	.phylink_validate = mv88e6185_phylink_validate,
3118 };
3119 
3120 static const struct mv88e6xxx_ops mv88e6172_ops = {
3121 	/* MV88E6XXX_FAMILY_6352 */
3122 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3123 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3124 	.irl_init_all = mv88e6352_g2_irl_init_all,
3125 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3126 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3127 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3128 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3129 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3130 	.port_set_link = mv88e6xxx_port_set_link,
3131 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3132 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3133 	.port_set_speed = mv88e6352_port_set_speed,
3134 	.port_tag_remap = mv88e6095_port_tag_remap,
3135 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3136 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3137 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3138 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3139 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3140 	.port_pause_limit = mv88e6097_port_pause_limit,
3141 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3142 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3143 	.port_link_state = mv88e6352_port_link_state,
3144 	.port_get_cmode = mv88e6352_port_get_cmode,
3145 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3146 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3147 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3148 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3149 	.stats_get_strings = mv88e6095_stats_get_strings,
3150 	.stats_get_stats = mv88e6095_stats_get_stats,
3151 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3152 	.set_egress_port = mv88e6095_g1_set_egress_port,
3153 	.watchdog_ops = &mv88e6097_watchdog_ops,
3154 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3155 	.pot_clear = mv88e6xxx_g2_pot_clear,
3156 	.reset = mv88e6352_g1_reset,
3157 	.rmu_disable = mv88e6352_g1_rmu_disable,
3158 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3159 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3160 	.serdes_power = mv88e6352_serdes_power,
3161 	.gpio_ops = &mv88e6352_gpio_ops,
3162 	.phylink_validate = mv88e6352_phylink_validate,
3163 };
3164 
3165 static const struct mv88e6xxx_ops mv88e6175_ops = {
3166 	/* MV88E6XXX_FAMILY_6351 */
3167 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3168 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3169 	.irl_init_all = mv88e6352_g2_irl_init_all,
3170 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3171 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3172 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3173 	.port_set_link = mv88e6xxx_port_set_link,
3174 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3175 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3176 	.port_set_speed = mv88e6185_port_set_speed,
3177 	.port_tag_remap = mv88e6095_port_tag_remap,
3178 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3179 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3180 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3181 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3182 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3183 	.port_pause_limit = mv88e6097_port_pause_limit,
3184 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3185 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3186 	.port_link_state = mv88e6352_port_link_state,
3187 	.port_get_cmode = mv88e6352_port_get_cmode,
3188 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3189 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3190 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3191 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3192 	.stats_get_strings = mv88e6095_stats_get_strings,
3193 	.stats_get_stats = mv88e6095_stats_get_stats,
3194 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3195 	.set_egress_port = mv88e6095_g1_set_egress_port,
3196 	.watchdog_ops = &mv88e6097_watchdog_ops,
3197 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3198 	.pot_clear = mv88e6xxx_g2_pot_clear,
3199 	.reset = mv88e6352_g1_reset,
3200 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3201 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3202 	.phylink_validate = mv88e6185_phylink_validate,
3203 };
3204 
3205 static const struct mv88e6xxx_ops mv88e6176_ops = {
3206 	/* MV88E6XXX_FAMILY_6352 */
3207 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3208 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3209 	.irl_init_all = mv88e6352_g2_irl_init_all,
3210 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3211 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3212 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3213 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3214 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3215 	.port_set_link = mv88e6xxx_port_set_link,
3216 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3217 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3218 	.port_set_speed = mv88e6352_port_set_speed,
3219 	.port_tag_remap = mv88e6095_port_tag_remap,
3220 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3221 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3222 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3223 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3224 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3225 	.port_pause_limit = mv88e6097_port_pause_limit,
3226 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3227 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3228 	.port_link_state = mv88e6352_port_link_state,
3229 	.port_get_cmode = mv88e6352_port_get_cmode,
3230 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3231 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3232 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3233 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3234 	.stats_get_strings = mv88e6095_stats_get_strings,
3235 	.stats_get_stats = mv88e6095_stats_get_stats,
3236 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3237 	.set_egress_port = mv88e6095_g1_set_egress_port,
3238 	.watchdog_ops = &mv88e6097_watchdog_ops,
3239 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3240 	.pot_clear = mv88e6xxx_g2_pot_clear,
3241 	.reset = mv88e6352_g1_reset,
3242 	.rmu_disable = mv88e6352_g1_rmu_disable,
3243 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3244 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3245 	.serdes_power = mv88e6352_serdes_power,
3246 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3247 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3248 	.gpio_ops = &mv88e6352_gpio_ops,
3249 	.phylink_validate = mv88e6352_phylink_validate,
3250 };
3251 
3252 static const struct mv88e6xxx_ops mv88e6185_ops = {
3253 	/* MV88E6XXX_FAMILY_6185 */
3254 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3255 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3256 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
3257 	.phy_read = mv88e6185_phy_ppu_read,
3258 	.phy_write = mv88e6185_phy_ppu_write,
3259 	.port_set_link = mv88e6xxx_port_set_link,
3260 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3261 	.port_set_speed = mv88e6185_port_set_speed,
3262 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
3263 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
3264 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
3265 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
3266 	.port_set_pause = mv88e6185_port_set_pause,
3267 	.port_link_state = mv88e6185_port_link_state,
3268 	.port_get_cmode = mv88e6185_port_get_cmode,
3269 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3270 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3271 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3272 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3273 	.stats_get_strings = mv88e6095_stats_get_strings,
3274 	.stats_get_stats = mv88e6095_stats_get_stats,
3275 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3276 	.set_egress_port = mv88e6095_g1_set_egress_port,
3277 	.watchdog_ops = &mv88e6097_watchdog_ops,
3278 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
3279 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
3280 	.ppu_enable = mv88e6185_g1_ppu_enable,
3281 	.ppu_disable = mv88e6185_g1_ppu_disable,
3282 	.reset = mv88e6185_g1_reset,
3283 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3284 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3285 	.phylink_validate = mv88e6185_phylink_validate,
3286 };
3287 
3288 static const struct mv88e6xxx_ops mv88e6190_ops = {
3289 	/* MV88E6XXX_FAMILY_6390 */
3290 	.setup_errata = mv88e6390_setup_errata,
3291 	.irl_init_all = mv88e6390_g2_irl_init_all,
3292 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3293 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3294 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3295 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3296 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3297 	.port_set_link = mv88e6xxx_port_set_link,
3298 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3299 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3300 	.port_set_speed = mv88e6390_port_set_speed,
3301 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3302 	.port_tag_remap = mv88e6390_port_tag_remap,
3303 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3304 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3305 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3306 	.port_pause_limit = mv88e6390_port_pause_limit,
3307 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3308 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3309 	.port_link_state = mv88e6352_port_link_state,
3310 	.port_get_cmode = mv88e6352_port_get_cmode,
3311 	.port_set_cmode = mv88e6390_port_set_cmode,
3312 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3313 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3314 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3315 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3316 	.stats_get_strings = mv88e6320_stats_get_strings,
3317 	.stats_get_stats = mv88e6390_stats_get_stats,
3318 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3319 	.set_egress_port = mv88e6390_g1_set_egress_port,
3320 	.watchdog_ops = &mv88e6390_watchdog_ops,
3321 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3322 	.pot_clear = mv88e6xxx_g2_pot_clear,
3323 	.reset = mv88e6352_g1_reset,
3324 	.rmu_disable = mv88e6390_g1_rmu_disable,
3325 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3326 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3327 	.serdes_power = mv88e6390_serdes_power,
3328 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3329 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3330 	.gpio_ops = &mv88e6352_gpio_ops,
3331 	.phylink_validate = mv88e6390_phylink_validate,
3332 };
3333 
3334 static const struct mv88e6xxx_ops mv88e6190x_ops = {
3335 	/* MV88E6XXX_FAMILY_6390 */
3336 	.setup_errata = mv88e6390_setup_errata,
3337 	.irl_init_all = mv88e6390_g2_irl_init_all,
3338 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3339 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3340 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3341 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3342 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3343 	.port_set_link = mv88e6xxx_port_set_link,
3344 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3345 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3346 	.port_set_speed = mv88e6390x_port_set_speed,
3347 	.port_max_speed_mode = mv88e6390x_port_max_speed_mode,
3348 	.port_tag_remap = mv88e6390_port_tag_remap,
3349 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3350 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3351 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3352 	.port_pause_limit = mv88e6390_port_pause_limit,
3353 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3354 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3355 	.port_link_state = mv88e6352_port_link_state,
3356 	.port_get_cmode = mv88e6352_port_get_cmode,
3357 	.port_set_cmode = mv88e6390x_port_set_cmode,
3358 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3359 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3360 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3361 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3362 	.stats_get_strings = mv88e6320_stats_get_strings,
3363 	.stats_get_stats = mv88e6390_stats_get_stats,
3364 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3365 	.set_egress_port = mv88e6390_g1_set_egress_port,
3366 	.watchdog_ops = &mv88e6390_watchdog_ops,
3367 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3368 	.pot_clear = mv88e6xxx_g2_pot_clear,
3369 	.reset = mv88e6352_g1_reset,
3370 	.rmu_disable = mv88e6390_g1_rmu_disable,
3371 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3372 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3373 	.serdes_power = mv88e6390x_serdes_power,
3374 	.serdes_irq_setup = mv88e6390x_serdes_irq_setup,
3375 	.serdes_irq_free = mv88e6390x_serdes_irq_free,
3376 	.gpio_ops = &mv88e6352_gpio_ops,
3377 	.phylink_validate = mv88e6390x_phylink_validate,
3378 };
3379 
3380 static const struct mv88e6xxx_ops mv88e6191_ops = {
3381 	/* MV88E6XXX_FAMILY_6390 */
3382 	.setup_errata = mv88e6390_setup_errata,
3383 	.irl_init_all = mv88e6390_g2_irl_init_all,
3384 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3385 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3386 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3387 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3388 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3389 	.port_set_link = mv88e6xxx_port_set_link,
3390 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3391 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3392 	.port_set_speed = mv88e6390_port_set_speed,
3393 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3394 	.port_tag_remap = mv88e6390_port_tag_remap,
3395 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3396 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3397 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3398 	.port_pause_limit = mv88e6390_port_pause_limit,
3399 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3400 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3401 	.port_link_state = mv88e6352_port_link_state,
3402 	.port_get_cmode = mv88e6352_port_get_cmode,
3403 	.port_set_cmode = mv88e6390_port_set_cmode,
3404 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3405 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3406 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3407 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3408 	.stats_get_strings = mv88e6320_stats_get_strings,
3409 	.stats_get_stats = mv88e6390_stats_get_stats,
3410 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3411 	.set_egress_port = mv88e6390_g1_set_egress_port,
3412 	.watchdog_ops = &mv88e6390_watchdog_ops,
3413 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3414 	.pot_clear = mv88e6xxx_g2_pot_clear,
3415 	.reset = mv88e6352_g1_reset,
3416 	.rmu_disable = mv88e6390_g1_rmu_disable,
3417 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3418 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3419 	.serdes_power = mv88e6390_serdes_power,
3420 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3421 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3422 	.avb_ops = &mv88e6390_avb_ops,
3423 	.ptp_ops = &mv88e6352_ptp_ops,
3424 	.phylink_validate = mv88e6390_phylink_validate,
3425 };
3426 
3427 static const struct mv88e6xxx_ops mv88e6240_ops = {
3428 	/* MV88E6XXX_FAMILY_6352 */
3429 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3430 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3431 	.irl_init_all = mv88e6352_g2_irl_init_all,
3432 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3433 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3434 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3435 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3436 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3437 	.port_set_link = mv88e6xxx_port_set_link,
3438 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3439 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3440 	.port_set_speed = mv88e6352_port_set_speed,
3441 	.port_tag_remap = mv88e6095_port_tag_remap,
3442 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3443 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3444 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3445 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3446 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3447 	.port_pause_limit = mv88e6097_port_pause_limit,
3448 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3449 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3450 	.port_link_state = mv88e6352_port_link_state,
3451 	.port_get_cmode = mv88e6352_port_get_cmode,
3452 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3453 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3454 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3455 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3456 	.stats_get_strings = mv88e6095_stats_get_strings,
3457 	.stats_get_stats = mv88e6095_stats_get_stats,
3458 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3459 	.set_egress_port = mv88e6095_g1_set_egress_port,
3460 	.watchdog_ops = &mv88e6097_watchdog_ops,
3461 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3462 	.pot_clear = mv88e6xxx_g2_pot_clear,
3463 	.reset = mv88e6352_g1_reset,
3464 	.rmu_disable = mv88e6352_g1_rmu_disable,
3465 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3466 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3467 	.serdes_power = mv88e6352_serdes_power,
3468 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3469 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3470 	.gpio_ops = &mv88e6352_gpio_ops,
3471 	.avb_ops = &mv88e6352_avb_ops,
3472 	.ptp_ops = &mv88e6352_ptp_ops,
3473 	.phylink_validate = mv88e6352_phylink_validate,
3474 };
3475 
3476 static const struct mv88e6xxx_ops mv88e6250_ops = {
3477 	/* MV88E6XXX_FAMILY_6250 */
3478 	.ieee_pri_map = mv88e6250_g1_ieee_pri_map,
3479 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3480 	.irl_init_all = mv88e6352_g2_irl_init_all,
3481 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3482 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3483 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3484 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3485 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3486 	.port_set_link = mv88e6xxx_port_set_link,
3487 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3488 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3489 	.port_set_speed = mv88e6250_port_set_speed,
3490 	.port_tag_remap = mv88e6095_port_tag_remap,
3491 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3492 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3493 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3494 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3495 	.port_pause_limit = mv88e6097_port_pause_limit,
3496 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3497 	.port_link_state = mv88e6250_port_link_state,
3498 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3499 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3500 	.stats_get_sset_count = mv88e6250_stats_get_sset_count,
3501 	.stats_get_strings = mv88e6250_stats_get_strings,
3502 	.stats_get_stats = mv88e6250_stats_get_stats,
3503 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3504 	.set_egress_port = mv88e6095_g1_set_egress_port,
3505 	.watchdog_ops = &mv88e6250_watchdog_ops,
3506 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3507 	.pot_clear = mv88e6xxx_g2_pot_clear,
3508 	.reset = mv88e6250_g1_reset,
3509 	.vtu_getnext = mv88e6250_g1_vtu_getnext,
3510 	.vtu_loadpurge = mv88e6250_g1_vtu_loadpurge,
3511 	.avb_ops = &mv88e6352_avb_ops,
3512 	.ptp_ops = &mv88e6250_ptp_ops,
3513 	.phylink_validate = mv88e6065_phylink_validate,
3514 };
3515 
3516 static const struct mv88e6xxx_ops mv88e6290_ops = {
3517 	/* MV88E6XXX_FAMILY_6390 */
3518 	.setup_errata = mv88e6390_setup_errata,
3519 	.irl_init_all = mv88e6390_g2_irl_init_all,
3520 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3521 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3522 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3523 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3524 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3525 	.port_set_link = mv88e6xxx_port_set_link,
3526 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3527 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3528 	.port_set_speed = mv88e6390_port_set_speed,
3529 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3530 	.port_tag_remap = mv88e6390_port_tag_remap,
3531 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3532 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3533 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3534 	.port_pause_limit = mv88e6390_port_pause_limit,
3535 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3536 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3537 	.port_link_state = mv88e6352_port_link_state,
3538 	.port_get_cmode = mv88e6352_port_get_cmode,
3539 	.port_set_cmode = mv88e6390_port_set_cmode,
3540 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3541 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3542 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3543 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3544 	.stats_get_strings = mv88e6320_stats_get_strings,
3545 	.stats_get_stats = mv88e6390_stats_get_stats,
3546 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3547 	.set_egress_port = mv88e6390_g1_set_egress_port,
3548 	.watchdog_ops = &mv88e6390_watchdog_ops,
3549 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3550 	.pot_clear = mv88e6xxx_g2_pot_clear,
3551 	.reset = mv88e6352_g1_reset,
3552 	.rmu_disable = mv88e6390_g1_rmu_disable,
3553 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3554 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3555 	.serdes_power = mv88e6390_serdes_power,
3556 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3557 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3558 	.gpio_ops = &mv88e6352_gpio_ops,
3559 	.avb_ops = &mv88e6390_avb_ops,
3560 	.ptp_ops = &mv88e6352_ptp_ops,
3561 	.phylink_validate = mv88e6390_phylink_validate,
3562 };
3563 
3564 static const struct mv88e6xxx_ops mv88e6320_ops = {
3565 	/* MV88E6XXX_FAMILY_6320 */
3566 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3567 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3568 	.irl_init_all = mv88e6352_g2_irl_init_all,
3569 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3570 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3571 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3572 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3573 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3574 	.port_set_link = mv88e6xxx_port_set_link,
3575 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3576 	.port_set_speed = mv88e6185_port_set_speed,
3577 	.port_tag_remap = mv88e6095_port_tag_remap,
3578 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3579 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3580 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3581 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3582 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3583 	.port_pause_limit = mv88e6097_port_pause_limit,
3584 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3585 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3586 	.port_link_state = mv88e6352_port_link_state,
3587 	.port_get_cmode = mv88e6352_port_get_cmode,
3588 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3589 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3590 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3591 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3592 	.stats_get_strings = mv88e6320_stats_get_strings,
3593 	.stats_get_stats = mv88e6320_stats_get_stats,
3594 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3595 	.set_egress_port = mv88e6095_g1_set_egress_port,
3596 	.watchdog_ops = &mv88e6390_watchdog_ops,
3597 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3598 	.pot_clear = mv88e6xxx_g2_pot_clear,
3599 	.reset = mv88e6352_g1_reset,
3600 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3601 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3602 	.gpio_ops = &mv88e6352_gpio_ops,
3603 	.avb_ops = &mv88e6352_avb_ops,
3604 	.ptp_ops = &mv88e6352_ptp_ops,
3605 	.phylink_validate = mv88e6185_phylink_validate,
3606 };
3607 
3608 static const struct mv88e6xxx_ops mv88e6321_ops = {
3609 	/* MV88E6XXX_FAMILY_6320 */
3610 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3611 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3612 	.irl_init_all = mv88e6352_g2_irl_init_all,
3613 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3614 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3615 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3616 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3617 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3618 	.port_set_link = mv88e6xxx_port_set_link,
3619 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3620 	.port_set_speed = mv88e6185_port_set_speed,
3621 	.port_tag_remap = mv88e6095_port_tag_remap,
3622 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3623 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3624 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3625 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3626 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3627 	.port_pause_limit = mv88e6097_port_pause_limit,
3628 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3629 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3630 	.port_link_state = mv88e6352_port_link_state,
3631 	.port_get_cmode = mv88e6352_port_get_cmode,
3632 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3633 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3634 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3635 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3636 	.stats_get_strings = mv88e6320_stats_get_strings,
3637 	.stats_get_stats = mv88e6320_stats_get_stats,
3638 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3639 	.set_egress_port = mv88e6095_g1_set_egress_port,
3640 	.watchdog_ops = &mv88e6390_watchdog_ops,
3641 	.reset = mv88e6352_g1_reset,
3642 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3643 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3644 	.gpio_ops = &mv88e6352_gpio_ops,
3645 	.avb_ops = &mv88e6352_avb_ops,
3646 	.ptp_ops = &mv88e6352_ptp_ops,
3647 	.phylink_validate = mv88e6185_phylink_validate,
3648 };
3649 
3650 static const struct mv88e6xxx_ops mv88e6341_ops = {
3651 	/* MV88E6XXX_FAMILY_6341 */
3652 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3653 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3654 	.irl_init_all = mv88e6352_g2_irl_init_all,
3655 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3656 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3657 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3658 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3659 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3660 	.port_set_link = mv88e6xxx_port_set_link,
3661 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3662 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3663 	.port_set_speed = mv88e6341_port_set_speed,
3664 	.port_max_speed_mode = mv88e6341_port_max_speed_mode,
3665 	.port_tag_remap = mv88e6095_port_tag_remap,
3666 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3667 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3668 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3669 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3670 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3671 	.port_pause_limit = mv88e6097_port_pause_limit,
3672 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3673 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3674 	.port_link_state = mv88e6352_port_link_state,
3675 	.port_get_cmode = mv88e6352_port_get_cmode,
3676 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3677 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3678 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3679 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3680 	.stats_get_strings = mv88e6320_stats_get_strings,
3681 	.stats_get_stats = mv88e6390_stats_get_stats,
3682 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3683 	.set_egress_port = mv88e6390_g1_set_egress_port,
3684 	.watchdog_ops = &mv88e6390_watchdog_ops,
3685 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
3686 	.pot_clear = mv88e6xxx_g2_pot_clear,
3687 	.reset = mv88e6352_g1_reset,
3688 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3689 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3690 	.serdes_power = mv88e6341_serdes_power,
3691 	.gpio_ops = &mv88e6352_gpio_ops,
3692 	.avb_ops = &mv88e6390_avb_ops,
3693 	.ptp_ops = &mv88e6352_ptp_ops,
3694 	.phylink_validate = mv88e6341_phylink_validate,
3695 };
3696 
3697 static const struct mv88e6xxx_ops mv88e6350_ops = {
3698 	/* MV88E6XXX_FAMILY_6351 */
3699 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3700 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3701 	.irl_init_all = mv88e6352_g2_irl_init_all,
3702 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3703 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3704 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3705 	.port_set_link = mv88e6xxx_port_set_link,
3706 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3707 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3708 	.port_set_speed = mv88e6185_port_set_speed,
3709 	.port_tag_remap = mv88e6095_port_tag_remap,
3710 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3711 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3712 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3713 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3714 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3715 	.port_pause_limit = mv88e6097_port_pause_limit,
3716 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3717 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3718 	.port_link_state = mv88e6352_port_link_state,
3719 	.port_get_cmode = mv88e6352_port_get_cmode,
3720 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3721 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3722 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3723 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3724 	.stats_get_strings = mv88e6095_stats_get_strings,
3725 	.stats_get_stats = mv88e6095_stats_get_stats,
3726 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3727 	.set_egress_port = mv88e6095_g1_set_egress_port,
3728 	.watchdog_ops = &mv88e6097_watchdog_ops,
3729 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3730 	.pot_clear = mv88e6xxx_g2_pot_clear,
3731 	.reset = mv88e6352_g1_reset,
3732 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3733 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3734 	.phylink_validate = mv88e6185_phylink_validate,
3735 };
3736 
3737 static const struct mv88e6xxx_ops mv88e6351_ops = {
3738 	/* MV88E6XXX_FAMILY_6351 */
3739 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3740 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3741 	.irl_init_all = mv88e6352_g2_irl_init_all,
3742 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3743 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3744 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3745 	.port_set_link = mv88e6xxx_port_set_link,
3746 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3747 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3748 	.port_set_speed = mv88e6185_port_set_speed,
3749 	.port_tag_remap = mv88e6095_port_tag_remap,
3750 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3751 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3752 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3753 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3754 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3755 	.port_pause_limit = mv88e6097_port_pause_limit,
3756 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3757 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3758 	.port_link_state = mv88e6352_port_link_state,
3759 	.port_get_cmode = mv88e6352_port_get_cmode,
3760 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3761 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3762 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3763 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3764 	.stats_get_strings = mv88e6095_stats_get_strings,
3765 	.stats_get_stats = mv88e6095_stats_get_stats,
3766 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3767 	.set_egress_port = mv88e6095_g1_set_egress_port,
3768 	.watchdog_ops = &mv88e6097_watchdog_ops,
3769 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3770 	.pot_clear = mv88e6xxx_g2_pot_clear,
3771 	.reset = mv88e6352_g1_reset,
3772 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3773 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3774 	.avb_ops = &mv88e6352_avb_ops,
3775 	.ptp_ops = &mv88e6352_ptp_ops,
3776 	.phylink_validate = mv88e6185_phylink_validate,
3777 };
3778 
3779 static const struct mv88e6xxx_ops mv88e6352_ops = {
3780 	/* MV88E6XXX_FAMILY_6352 */
3781 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3782 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3783 	.irl_init_all = mv88e6352_g2_irl_init_all,
3784 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3785 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3786 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3787 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3788 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3789 	.port_set_link = mv88e6xxx_port_set_link,
3790 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3791 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3792 	.port_set_speed = mv88e6352_port_set_speed,
3793 	.port_tag_remap = mv88e6095_port_tag_remap,
3794 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3795 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3796 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3797 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3798 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3799 	.port_pause_limit = mv88e6097_port_pause_limit,
3800 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3801 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3802 	.port_link_state = mv88e6352_port_link_state,
3803 	.port_get_cmode = mv88e6352_port_get_cmode,
3804 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3805 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3806 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3807 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3808 	.stats_get_strings = mv88e6095_stats_get_strings,
3809 	.stats_get_stats = mv88e6095_stats_get_stats,
3810 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3811 	.set_egress_port = mv88e6095_g1_set_egress_port,
3812 	.watchdog_ops = &mv88e6097_watchdog_ops,
3813 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3814 	.pot_clear = mv88e6xxx_g2_pot_clear,
3815 	.reset = mv88e6352_g1_reset,
3816 	.rmu_disable = mv88e6352_g1_rmu_disable,
3817 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3818 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3819 	.serdes_power = mv88e6352_serdes_power,
3820 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3821 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3822 	.gpio_ops = &mv88e6352_gpio_ops,
3823 	.avb_ops = &mv88e6352_avb_ops,
3824 	.ptp_ops = &mv88e6352_ptp_ops,
3825 	.serdes_get_sset_count = mv88e6352_serdes_get_sset_count,
3826 	.serdes_get_strings = mv88e6352_serdes_get_strings,
3827 	.serdes_get_stats = mv88e6352_serdes_get_stats,
3828 	.phylink_validate = mv88e6352_phylink_validate,
3829 };
3830 
3831 static const struct mv88e6xxx_ops mv88e6390_ops = {
3832 	/* MV88E6XXX_FAMILY_6390 */
3833 	.setup_errata = mv88e6390_setup_errata,
3834 	.irl_init_all = mv88e6390_g2_irl_init_all,
3835 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3836 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3837 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3838 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3839 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3840 	.port_set_link = mv88e6xxx_port_set_link,
3841 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3842 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3843 	.port_set_speed = mv88e6390_port_set_speed,
3844 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3845 	.port_tag_remap = mv88e6390_port_tag_remap,
3846 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3847 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3848 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3849 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3850 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3851 	.port_pause_limit = mv88e6390_port_pause_limit,
3852 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3853 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3854 	.port_link_state = mv88e6352_port_link_state,
3855 	.port_get_cmode = mv88e6352_port_get_cmode,
3856 	.port_set_cmode = mv88e6390_port_set_cmode,
3857 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3858 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3859 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3860 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3861 	.stats_get_strings = mv88e6320_stats_get_strings,
3862 	.stats_get_stats = mv88e6390_stats_get_stats,
3863 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3864 	.set_egress_port = mv88e6390_g1_set_egress_port,
3865 	.watchdog_ops = &mv88e6390_watchdog_ops,
3866 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3867 	.pot_clear = mv88e6xxx_g2_pot_clear,
3868 	.reset = mv88e6352_g1_reset,
3869 	.rmu_disable = mv88e6390_g1_rmu_disable,
3870 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3871 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3872 	.serdes_power = mv88e6390_serdes_power,
3873 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3874 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3875 	.gpio_ops = &mv88e6352_gpio_ops,
3876 	.avb_ops = &mv88e6390_avb_ops,
3877 	.ptp_ops = &mv88e6352_ptp_ops,
3878 	.phylink_validate = mv88e6390_phylink_validate,
3879 };
3880 
3881 static const struct mv88e6xxx_ops mv88e6390x_ops = {
3882 	/* MV88E6XXX_FAMILY_6390 */
3883 	.setup_errata = mv88e6390_setup_errata,
3884 	.irl_init_all = mv88e6390_g2_irl_init_all,
3885 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3886 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3887 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3888 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3889 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3890 	.port_set_link = mv88e6xxx_port_set_link,
3891 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3892 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3893 	.port_set_speed = mv88e6390x_port_set_speed,
3894 	.port_max_speed_mode = mv88e6390x_port_max_speed_mode,
3895 	.port_tag_remap = mv88e6390_port_tag_remap,
3896 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3897 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3898 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3899 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3900 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3901 	.port_pause_limit = mv88e6390_port_pause_limit,
3902 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3903 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3904 	.port_link_state = mv88e6352_port_link_state,
3905 	.port_get_cmode = mv88e6352_port_get_cmode,
3906 	.port_set_cmode = mv88e6390x_port_set_cmode,
3907 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3908 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3909 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3910 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3911 	.stats_get_strings = mv88e6320_stats_get_strings,
3912 	.stats_get_stats = mv88e6390_stats_get_stats,
3913 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3914 	.set_egress_port = mv88e6390_g1_set_egress_port,
3915 	.watchdog_ops = &mv88e6390_watchdog_ops,
3916 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3917 	.pot_clear = mv88e6xxx_g2_pot_clear,
3918 	.reset = mv88e6352_g1_reset,
3919 	.rmu_disable = mv88e6390_g1_rmu_disable,
3920 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3921 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3922 	.serdes_power = mv88e6390x_serdes_power,
3923 	.serdes_irq_setup = mv88e6390x_serdes_irq_setup,
3924 	.serdes_irq_free = mv88e6390x_serdes_irq_free,
3925 	.gpio_ops = &mv88e6352_gpio_ops,
3926 	.avb_ops = &mv88e6390_avb_ops,
3927 	.ptp_ops = &mv88e6352_ptp_ops,
3928 	.phylink_validate = mv88e6390x_phylink_validate,
3929 };
3930 
3931 static const struct mv88e6xxx_info mv88e6xxx_table[] = {
3932 	[MV88E6085] = {
3933 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6085,
3934 		.family = MV88E6XXX_FAMILY_6097,
3935 		.name = "Marvell 88E6085",
3936 		.num_databases = 4096,
3937 		.num_ports = 10,
3938 		.num_internal_phys = 5,
3939 		.max_vid = 4095,
3940 		.port_base_addr = 0x10,
3941 		.phy_base_addr = 0x0,
3942 		.global1_addr = 0x1b,
3943 		.global2_addr = 0x1c,
3944 		.age_time_coeff = 15000,
3945 		.g1_irqs = 8,
3946 		.g2_irqs = 10,
3947 		.atu_move_port_mask = 0xf,
3948 		.pvt = true,
3949 		.multi_chip = true,
3950 		.tag_protocol = DSA_TAG_PROTO_DSA,
3951 		.ops = &mv88e6085_ops,
3952 	},
3953 
3954 	[MV88E6095] = {
3955 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6095,
3956 		.family = MV88E6XXX_FAMILY_6095,
3957 		.name = "Marvell 88E6095/88E6095F",
3958 		.num_databases = 256,
3959 		.num_ports = 11,
3960 		.num_internal_phys = 0,
3961 		.max_vid = 4095,
3962 		.port_base_addr = 0x10,
3963 		.phy_base_addr = 0x0,
3964 		.global1_addr = 0x1b,
3965 		.global2_addr = 0x1c,
3966 		.age_time_coeff = 15000,
3967 		.g1_irqs = 8,
3968 		.atu_move_port_mask = 0xf,
3969 		.multi_chip = true,
3970 		.tag_protocol = DSA_TAG_PROTO_DSA,
3971 		.ops = &mv88e6095_ops,
3972 	},
3973 
3974 	[MV88E6097] = {
3975 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6097,
3976 		.family = MV88E6XXX_FAMILY_6097,
3977 		.name = "Marvell 88E6097/88E6097F",
3978 		.num_databases = 4096,
3979 		.num_ports = 11,
3980 		.num_internal_phys = 8,
3981 		.max_vid = 4095,
3982 		.port_base_addr = 0x10,
3983 		.phy_base_addr = 0x0,
3984 		.global1_addr = 0x1b,
3985 		.global2_addr = 0x1c,
3986 		.age_time_coeff = 15000,
3987 		.g1_irqs = 8,
3988 		.g2_irqs = 10,
3989 		.atu_move_port_mask = 0xf,
3990 		.pvt = true,
3991 		.multi_chip = true,
3992 		.tag_protocol = DSA_TAG_PROTO_EDSA,
3993 		.ops = &mv88e6097_ops,
3994 	},
3995 
3996 	[MV88E6123] = {
3997 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6123,
3998 		.family = MV88E6XXX_FAMILY_6165,
3999 		.name = "Marvell 88E6123",
4000 		.num_databases = 4096,
4001 		.num_ports = 3,
4002 		.num_internal_phys = 5,
4003 		.max_vid = 4095,
4004 		.port_base_addr = 0x10,
4005 		.phy_base_addr = 0x0,
4006 		.global1_addr = 0x1b,
4007 		.global2_addr = 0x1c,
4008 		.age_time_coeff = 15000,
4009 		.g1_irqs = 9,
4010 		.g2_irqs = 10,
4011 		.atu_move_port_mask = 0xf,
4012 		.pvt = true,
4013 		.multi_chip = true,
4014 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4015 		.ops = &mv88e6123_ops,
4016 	},
4017 
4018 	[MV88E6131] = {
4019 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6131,
4020 		.family = MV88E6XXX_FAMILY_6185,
4021 		.name = "Marvell 88E6131",
4022 		.num_databases = 256,
4023 		.num_ports = 8,
4024 		.num_internal_phys = 0,
4025 		.max_vid = 4095,
4026 		.port_base_addr = 0x10,
4027 		.phy_base_addr = 0x0,
4028 		.global1_addr = 0x1b,
4029 		.global2_addr = 0x1c,
4030 		.age_time_coeff = 15000,
4031 		.g1_irqs = 9,
4032 		.atu_move_port_mask = 0xf,
4033 		.multi_chip = true,
4034 		.tag_protocol = DSA_TAG_PROTO_DSA,
4035 		.ops = &mv88e6131_ops,
4036 	},
4037 
4038 	[MV88E6141] = {
4039 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6141,
4040 		.family = MV88E6XXX_FAMILY_6341,
4041 		.name = "Marvell 88E6141",
4042 		.num_databases = 4096,
4043 		.num_ports = 6,
4044 		.num_internal_phys = 5,
4045 		.num_gpio = 11,
4046 		.max_vid = 4095,
4047 		.port_base_addr = 0x10,
4048 		.phy_base_addr = 0x10,
4049 		.global1_addr = 0x1b,
4050 		.global2_addr = 0x1c,
4051 		.age_time_coeff = 3750,
4052 		.atu_move_port_mask = 0x1f,
4053 		.g1_irqs = 9,
4054 		.g2_irqs = 10,
4055 		.pvt = true,
4056 		.multi_chip = true,
4057 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4058 		.ops = &mv88e6141_ops,
4059 	},
4060 
4061 	[MV88E6161] = {
4062 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6161,
4063 		.family = MV88E6XXX_FAMILY_6165,
4064 		.name = "Marvell 88E6161",
4065 		.num_databases = 4096,
4066 		.num_ports = 6,
4067 		.num_internal_phys = 5,
4068 		.max_vid = 4095,
4069 		.port_base_addr = 0x10,
4070 		.phy_base_addr = 0x0,
4071 		.global1_addr = 0x1b,
4072 		.global2_addr = 0x1c,
4073 		.age_time_coeff = 15000,
4074 		.g1_irqs = 9,
4075 		.g2_irqs = 10,
4076 		.atu_move_port_mask = 0xf,
4077 		.pvt = true,
4078 		.multi_chip = true,
4079 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4080 		.ptp_support = true,
4081 		.ops = &mv88e6161_ops,
4082 	},
4083 
4084 	[MV88E6165] = {
4085 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6165,
4086 		.family = MV88E6XXX_FAMILY_6165,
4087 		.name = "Marvell 88E6165",
4088 		.num_databases = 4096,
4089 		.num_ports = 6,
4090 		.num_internal_phys = 0,
4091 		.max_vid = 4095,
4092 		.port_base_addr = 0x10,
4093 		.phy_base_addr = 0x0,
4094 		.global1_addr = 0x1b,
4095 		.global2_addr = 0x1c,
4096 		.age_time_coeff = 15000,
4097 		.g1_irqs = 9,
4098 		.g2_irqs = 10,
4099 		.atu_move_port_mask = 0xf,
4100 		.pvt = true,
4101 		.multi_chip = true,
4102 		.tag_protocol = DSA_TAG_PROTO_DSA,
4103 		.ptp_support = true,
4104 		.ops = &mv88e6165_ops,
4105 	},
4106 
4107 	[MV88E6171] = {
4108 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6171,
4109 		.family = MV88E6XXX_FAMILY_6351,
4110 		.name = "Marvell 88E6171",
4111 		.num_databases = 4096,
4112 		.num_ports = 7,
4113 		.num_internal_phys = 5,
4114 		.max_vid = 4095,
4115 		.port_base_addr = 0x10,
4116 		.phy_base_addr = 0x0,
4117 		.global1_addr = 0x1b,
4118 		.global2_addr = 0x1c,
4119 		.age_time_coeff = 15000,
4120 		.g1_irqs = 9,
4121 		.g2_irqs = 10,
4122 		.atu_move_port_mask = 0xf,
4123 		.pvt = true,
4124 		.multi_chip = true,
4125 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4126 		.ops = &mv88e6171_ops,
4127 	},
4128 
4129 	[MV88E6172] = {
4130 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6172,
4131 		.family = MV88E6XXX_FAMILY_6352,
4132 		.name = "Marvell 88E6172",
4133 		.num_databases = 4096,
4134 		.num_ports = 7,
4135 		.num_internal_phys = 5,
4136 		.num_gpio = 15,
4137 		.max_vid = 4095,
4138 		.port_base_addr = 0x10,
4139 		.phy_base_addr = 0x0,
4140 		.global1_addr = 0x1b,
4141 		.global2_addr = 0x1c,
4142 		.age_time_coeff = 15000,
4143 		.g1_irqs = 9,
4144 		.g2_irqs = 10,
4145 		.atu_move_port_mask = 0xf,
4146 		.pvt = true,
4147 		.multi_chip = true,
4148 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4149 		.ops = &mv88e6172_ops,
4150 	},
4151 
4152 	[MV88E6175] = {
4153 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6175,
4154 		.family = MV88E6XXX_FAMILY_6351,
4155 		.name = "Marvell 88E6175",
4156 		.num_databases = 4096,
4157 		.num_ports = 7,
4158 		.num_internal_phys = 5,
4159 		.max_vid = 4095,
4160 		.port_base_addr = 0x10,
4161 		.phy_base_addr = 0x0,
4162 		.global1_addr = 0x1b,
4163 		.global2_addr = 0x1c,
4164 		.age_time_coeff = 15000,
4165 		.g1_irqs = 9,
4166 		.g2_irqs = 10,
4167 		.atu_move_port_mask = 0xf,
4168 		.pvt = true,
4169 		.multi_chip = true,
4170 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4171 		.ops = &mv88e6175_ops,
4172 	},
4173 
4174 	[MV88E6176] = {
4175 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6176,
4176 		.family = MV88E6XXX_FAMILY_6352,
4177 		.name = "Marvell 88E6176",
4178 		.num_databases = 4096,
4179 		.num_ports = 7,
4180 		.num_internal_phys = 5,
4181 		.num_gpio = 15,
4182 		.max_vid = 4095,
4183 		.port_base_addr = 0x10,
4184 		.phy_base_addr = 0x0,
4185 		.global1_addr = 0x1b,
4186 		.global2_addr = 0x1c,
4187 		.age_time_coeff = 15000,
4188 		.g1_irqs = 9,
4189 		.g2_irqs = 10,
4190 		.atu_move_port_mask = 0xf,
4191 		.pvt = true,
4192 		.multi_chip = true,
4193 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4194 		.ops = &mv88e6176_ops,
4195 	},
4196 
4197 	[MV88E6185] = {
4198 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6185,
4199 		.family = MV88E6XXX_FAMILY_6185,
4200 		.name = "Marvell 88E6185",
4201 		.num_databases = 256,
4202 		.num_ports = 10,
4203 		.num_internal_phys = 0,
4204 		.max_vid = 4095,
4205 		.port_base_addr = 0x10,
4206 		.phy_base_addr = 0x0,
4207 		.global1_addr = 0x1b,
4208 		.global2_addr = 0x1c,
4209 		.age_time_coeff = 15000,
4210 		.g1_irqs = 8,
4211 		.atu_move_port_mask = 0xf,
4212 		.multi_chip = true,
4213 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4214 		.ops = &mv88e6185_ops,
4215 	},
4216 
4217 	[MV88E6190] = {
4218 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190,
4219 		.family = MV88E6XXX_FAMILY_6390,
4220 		.name = "Marvell 88E6190",
4221 		.num_databases = 4096,
4222 		.num_ports = 11,	/* 10 + Z80 */
4223 		.num_internal_phys = 9,
4224 		.num_gpio = 16,
4225 		.max_vid = 8191,
4226 		.port_base_addr = 0x0,
4227 		.phy_base_addr = 0x0,
4228 		.global1_addr = 0x1b,
4229 		.global2_addr = 0x1c,
4230 		.tag_protocol = DSA_TAG_PROTO_DSA,
4231 		.age_time_coeff = 3750,
4232 		.g1_irqs = 9,
4233 		.g2_irqs = 14,
4234 		.pvt = true,
4235 		.multi_chip = true,
4236 		.atu_move_port_mask = 0x1f,
4237 		.ops = &mv88e6190_ops,
4238 	},
4239 
4240 	[MV88E6190X] = {
4241 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190X,
4242 		.family = MV88E6XXX_FAMILY_6390,
4243 		.name = "Marvell 88E6190X",
4244 		.num_databases = 4096,
4245 		.num_ports = 11,	/* 10 + Z80 */
4246 		.num_internal_phys = 9,
4247 		.num_gpio = 16,
4248 		.max_vid = 8191,
4249 		.port_base_addr = 0x0,
4250 		.phy_base_addr = 0x0,
4251 		.global1_addr = 0x1b,
4252 		.global2_addr = 0x1c,
4253 		.age_time_coeff = 3750,
4254 		.g1_irqs = 9,
4255 		.g2_irqs = 14,
4256 		.atu_move_port_mask = 0x1f,
4257 		.pvt = true,
4258 		.multi_chip = true,
4259 		.tag_protocol = DSA_TAG_PROTO_DSA,
4260 		.ops = &mv88e6190x_ops,
4261 	},
4262 
4263 	[MV88E6191] = {
4264 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6191,
4265 		.family = MV88E6XXX_FAMILY_6390,
4266 		.name = "Marvell 88E6191",
4267 		.num_databases = 4096,
4268 		.num_ports = 11,	/* 10 + Z80 */
4269 		.num_internal_phys = 9,
4270 		.max_vid = 8191,
4271 		.port_base_addr = 0x0,
4272 		.phy_base_addr = 0x0,
4273 		.global1_addr = 0x1b,
4274 		.global2_addr = 0x1c,
4275 		.age_time_coeff = 3750,
4276 		.g1_irqs = 9,
4277 		.g2_irqs = 14,
4278 		.atu_move_port_mask = 0x1f,
4279 		.pvt = true,
4280 		.multi_chip = true,
4281 		.tag_protocol = DSA_TAG_PROTO_DSA,
4282 		.ptp_support = true,
4283 		.ops = &mv88e6191_ops,
4284 	},
4285 
4286 	[MV88E6220] = {
4287 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6220,
4288 		.family = MV88E6XXX_FAMILY_6250,
4289 		.name = "Marvell 88E6220",
4290 		.num_databases = 64,
4291 
4292 		/* Ports 2-4 are not routed to pins
4293 		 * => usable ports 0, 1, 5, 6
4294 		 */
4295 		.num_ports = 7,
4296 		.num_internal_phys = 2,
4297 		.invalid_port_mask = BIT(2) | BIT(3) | BIT(4),
4298 		.max_vid = 4095,
4299 		.port_base_addr = 0x08,
4300 		.phy_base_addr = 0x00,
4301 		.global1_addr = 0x0f,
4302 		.global2_addr = 0x07,
4303 		.age_time_coeff = 15000,
4304 		.g1_irqs = 9,
4305 		.g2_irqs = 10,
4306 		.atu_move_port_mask = 0xf,
4307 		.dual_chip = true,
4308 		.tag_protocol = DSA_TAG_PROTO_DSA,
4309 		.ptp_support = true,
4310 		.ops = &mv88e6250_ops,
4311 	},
4312 
4313 	[MV88E6240] = {
4314 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6240,
4315 		.family = MV88E6XXX_FAMILY_6352,
4316 		.name = "Marvell 88E6240",
4317 		.num_databases = 4096,
4318 		.num_ports = 7,
4319 		.num_internal_phys = 5,
4320 		.num_gpio = 15,
4321 		.max_vid = 4095,
4322 		.port_base_addr = 0x10,
4323 		.phy_base_addr = 0x0,
4324 		.global1_addr = 0x1b,
4325 		.global2_addr = 0x1c,
4326 		.age_time_coeff = 15000,
4327 		.g1_irqs = 9,
4328 		.g2_irqs = 10,
4329 		.atu_move_port_mask = 0xf,
4330 		.pvt = true,
4331 		.multi_chip = true,
4332 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4333 		.ptp_support = true,
4334 		.ops = &mv88e6240_ops,
4335 	},
4336 
4337 	[MV88E6250] = {
4338 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6250,
4339 		.family = MV88E6XXX_FAMILY_6250,
4340 		.name = "Marvell 88E6250",
4341 		.num_databases = 64,
4342 		.num_ports = 7,
4343 		.num_internal_phys = 5,
4344 		.max_vid = 4095,
4345 		.port_base_addr = 0x08,
4346 		.phy_base_addr = 0x00,
4347 		.global1_addr = 0x0f,
4348 		.global2_addr = 0x07,
4349 		.age_time_coeff = 15000,
4350 		.g1_irqs = 9,
4351 		.g2_irqs = 10,
4352 		.atu_move_port_mask = 0xf,
4353 		.dual_chip = true,
4354 		.tag_protocol = DSA_TAG_PROTO_DSA,
4355 		.ptp_support = true,
4356 		.ops = &mv88e6250_ops,
4357 	},
4358 
4359 	[MV88E6290] = {
4360 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6290,
4361 		.family = MV88E6XXX_FAMILY_6390,
4362 		.name = "Marvell 88E6290",
4363 		.num_databases = 4096,
4364 		.num_ports = 11,	/* 10 + Z80 */
4365 		.num_internal_phys = 9,
4366 		.num_gpio = 16,
4367 		.max_vid = 8191,
4368 		.port_base_addr = 0x0,
4369 		.phy_base_addr = 0x0,
4370 		.global1_addr = 0x1b,
4371 		.global2_addr = 0x1c,
4372 		.age_time_coeff = 3750,
4373 		.g1_irqs = 9,
4374 		.g2_irqs = 14,
4375 		.atu_move_port_mask = 0x1f,
4376 		.pvt = true,
4377 		.multi_chip = true,
4378 		.tag_protocol = DSA_TAG_PROTO_DSA,
4379 		.ptp_support = true,
4380 		.ops = &mv88e6290_ops,
4381 	},
4382 
4383 	[MV88E6320] = {
4384 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6320,
4385 		.family = MV88E6XXX_FAMILY_6320,
4386 		.name = "Marvell 88E6320",
4387 		.num_databases = 4096,
4388 		.num_ports = 7,
4389 		.num_internal_phys = 5,
4390 		.num_gpio = 15,
4391 		.max_vid = 4095,
4392 		.port_base_addr = 0x10,
4393 		.phy_base_addr = 0x0,
4394 		.global1_addr = 0x1b,
4395 		.global2_addr = 0x1c,
4396 		.age_time_coeff = 15000,
4397 		.g1_irqs = 8,
4398 		.g2_irqs = 10,
4399 		.atu_move_port_mask = 0xf,
4400 		.pvt = true,
4401 		.multi_chip = true,
4402 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4403 		.ptp_support = true,
4404 		.ops = &mv88e6320_ops,
4405 	},
4406 
4407 	[MV88E6321] = {
4408 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6321,
4409 		.family = MV88E6XXX_FAMILY_6320,
4410 		.name = "Marvell 88E6321",
4411 		.num_databases = 4096,
4412 		.num_ports = 7,
4413 		.num_internal_phys = 5,
4414 		.num_gpio = 15,
4415 		.max_vid = 4095,
4416 		.port_base_addr = 0x10,
4417 		.phy_base_addr = 0x0,
4418 		.global1_addr = 0x1b,
4419 		.global2_addr = 0x1c,
4420 		.age_time_coeff = 15000,
4421 		.g1_irqs = 8,
4422 		.g2_irqs = 10,
4423 		.atu_move_port_mask = 0xf,
4424 		.multi_chip = true,
4425 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4426 		.ptp_support = true,
4427 		.ops = &mv88e6321_ops,
4428 	},
4429 
4430 	[MV88E6341] = {
4431 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,
4432 		.family = MV88E6XXX_FAMILY_6341,
4433 		.name = "Marvell 88E6341",
4434 		.num_databases = 4096,
4435 		.num_internal_phys = 5,
4436 		.num_ports = 6,
4437 		.num_gpio = 11,
4438 		.max_vid = 4095,
4439 		.port_base_addr = 0x10,
4440 		.phy_base_addr = 0x10,
4441 		.global1_addr = 0x1b,
4442 		.global2_addr = 0x1c,
4443 		.age_time_coeff = 3750,
4444 		.atu_move_port_mask = 0x1f,
4445 		.g1_irqs = 9,
4446 		.g2_irqs = 10,
4447 		.pvt = true,
4448 		.multi_chip = true,
4449 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4450 		.ptp_support = true,
4451 		.ops = &mv88e6341_ops,
4452 	},
4453 
4454 	[MV88E6350] = {
4455 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6350,
4456 		.family = MV88E6XXX_FAMILY_6351,
4457 		.name = "Marvell 88E6350",
4458 		.num_databases = 4096,
4459 		.num_ports = 7,
4460 		.num_internal_phys = 5,
4461 		.max_vid = 4095,
4462 		.port_base_addr = 0x10,
4463 		.phy_base_addr = 0x0,
4464 		.global1_addr = 0x1b,
4465 		.global2_addr = 0x1c,
4466 		.age_time_coeff = 15000,
4467 		.g1_irqs = 9,
4468 		.g2_irqs = 10,
4469 		.atu_move_port_mask = 0xf,
4470 		.pvt = true,
4471 		.multi_chip = true,
4472 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4473 		.ops = &mv88e6350_ops,
4474 	},
4475 
4476 	[MV88E6351] = {
4477 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6351,
4478 		.family = MV88E6XXX_FAMILY_6351,
4479 		.name = "Marvell 88E6351",
4480 		.num_databases = 4096,
4481 		.num_ports = 7,
4482 		.num_internal_phys = 5,
4483 		.max_vid = 4095,
4484 		.port_base_addr = 0x10,
4485 		.phy_base_addr = 0x0,
4486 		.global1_addr = 0x1b,
4487 		.global2_addr = 0x1c,
4488 		.age_time_coeff = 15000,
4489 		.g1_irqs = 9,
4490 		.g2_irqs = 10,
4491 		.atu_move_port_mask = 0xf,
4492 		.pvt = true,
4493 		.multi_chip = true,
4494 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4495 		.ops = &mv88e6351_ops,
4496 	},
4497 
4498 	[MV88E6352] = {
4499 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6352,
4500 		.family = MV88E6XXX_FAMILY_6352,
4501 		.name = "Marvell 88E6352",
4502 		.num_databases = 4096,
4503 		.num_ports = 7,
4504 		.num_internal_phys = 5,
4505 		.num_gpio = 15,
4506 		.max_vid = 4095,
4507 		.port_base_addr = 0x10,
4508 		.phy_base_addr = 0x0,
4509 		.global1_addr = 0x1b,
4510 		.global2_addr = 0x1c,
4511 		.age_time_coeff = 15000,
4512 		.g1_irqs = 9,
4513 		.g2_irqs = 10,
4514 		.atu_move_port_mask = 0xf,
4515 		.pvt = true,
4516 		.multi_chip = true,
4517 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4518 		.ptp_support = true,
4519 		.ops = &mv88e6352_ops,
4520 	},
4521 	[MV88E6390] = {
4522 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390,
4523 		.family = MV88E6XXX_FAMILY_6390,
4524 		.name = "Marvell 88E6390",
4525 		.num_databases = 4096,
4526 		.num_ports = 11,	/* 10 + Z80 */
4527 		.num_internal_phys = 9,
4528 		.num_gpio = 16,
4529 		.max_vid = 8191,
4530 		.port_base_addr = 0x0,
4531 		.phy_base_addr = 0x0,
4532 		.global1_addr = 0x1b,
4533 		.global2_addr = 0x1c,
4534 		.age_time_coeff = 3750,
4535 		.g1_irqs = 9,
4536 		.g2_irqs = 14,
4537 		.atu_move_port_mask = 0x1f,
4538 		.pvt = true,
4539 		.multi_chip = true,
4540 		.tag_protocol = DSA_TAG_PROTO_DSA,
4541 		.ptp_support = true,
4542 		.ops = &mv88e6390_ops,
4543 	},
4544 	[MV88E6390X] = {
4545 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390X,
4546 		.family = MV88E6XXX_FAMILY_6390,
4547 		.name = "Marvell 88E6390X",
4548 		.num_databases = 4096,
4549 		.num_ports = 11,	/* 10 + Z80 */
4550 		.num_internal_phys = 9,
4551 		.num_gpio = 16,
4552 		.max_vid = 8191,
4553 		.port_base_addr = 0x0,
4554 		.phy_base_addr = 0x0,
4555 		.global1_addr = 0x1b,
4556 		.global2_addr = 0x1c,
4557 		.age_time_coeff = 3750,
4558 		.g1_irqs = 9,
4559 		.g2_irqs = 14,
4560 		.atu_move_port_mask = 0x1f,
4561 		.pvt = true,
4562 		.multi_chip = true,
4563 		.tag_protocol = DSA_TAG_PROTO_DSA,
4564 		.ptp_support = true,
4565 		.ops = &mv88e6390x_ops,
4566 	},
4567 };
4568 
4569 static const struct mv88e6xxx_info *mv88e6xxx_lookup_info(unsigned int prod_num)
4570 {
4571 	int i;
4572 
4573 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_table); ++i)
4574 		if (mv88e6xxx_table[i].prod_num == prod_num)
4575 			return &mv88e6xxx_table[i];
4576 
4577 	return NULL;
4578 }
4579 
4580 static int mv88e6xxx_detect(struct mv88e6xxx_chip *chip)
4581 {
4582 	const struct mv88e6xxx_info *info;
4583 	unsigned int prod_num, rev;
4584 	u16 id;
4585 	int err;
4586 
4587 	mv88e6xxx_reg_lock(chip);
4588 	err = mv88e6xxx_port_read(chip, 0, MV88E6XXX_PORT_SWITCH_ID, &id);
4589 	mv88e6xxx_reg_unlock(chip);
4590 	if (err)
4591 		return err;
4592 
4593 	prod_num = id & MV88E6XXX_PORT_SWITCH_ID_PROD_MASK;
4594 	rev = id & MV88E6XXX_PORT_SWITCH_ID_REV_MASK;
4595 
4596 	info = mv88e6xxx_lookup_info(prod_num);
4597 	if (!info)
4598 		return -ENODEV;
4599 
4600 	/* Update the compatible info with the probed one */
4601 	chip->info = info;
4602 
4603 	err = mv88e6xxx_g2_require(chip);
4604 	if (err)
4605 		return err;
4606 
4607 	dev_info(chip->dev, "switch 0x%x detected: %s, revision %u\n",
4608 		 chip->info->prod_num, chip->info->name, rev);
4609 
4610 	return 0;
4611 }
4612 
4613 static struct mv88e6xxx_chip *mv88e6xxx_alloc_chip(struct device *dev)
4614 {
4615 	struct mv88e6xxx_chip *chip;
4616 
4617 	chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
4618 	if (!chip)
4619 		return NULL;
4620 
4621 	chip->dev = dev;
4622 
4623 	mutex_init(&chip->reg_lock);
4624 	INIT_LIST_HEAD(&chip->mdios);
4625 
4626 	return chip;
4627 }
4628 
4629 static enum dsa_tag_protocol mv88e6xxx_get_tag_protocol(struct dsa_switch *ds,
4630 							int port)
4631 {
4632 	struct mv88e6xxx_chip *chip = ds->priv;
4633 
4634 	return chip->info->tag_protocol;
4635 }
4636 
4637 static int mv88e6xxx_port_mdb_prepare(struct dsa_switch *ds, int port,
4638 				      const struct switchdev_obj_port_mdb *mdb)
4639 {
4640 	/* We don't need any dynamic resource from the kernel (yet),
4641 	 * so skip the prepare phase.
4642 	 */
4643 
4644 	return 0;
4645 }
4646 
4647 static void mv88e6xxx_port_mdb_add(struct dsa_switch *ds, int port,
4648 				   const struct switchdev_obj_port_mdb *mdb)
4649 {
4650 	struct mv88e6xxx_chip *chip = ds->priv;
4651 
4652 	mv88e6xxx_reg_lock(chip);
4653 	if (mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
4654 					 MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC))
4655 		dev_err(ds->dev, "p%d: failed to load multicast MAC address\n",
4656 			port);
4657 	mv88e6xxx_reg_unlock(chip);
4658 }
4659 
4660 static int mv88e6xxx_port_mdb_del(struct dsa_switch *ds, int port,
4661 				  const struct switchdev_obj_port_mdb *mdb)
4662 {
4663 	struct mv88e6xxx_chip *chip = ds->priv;
4664 	int err;
4665 
4666 	mv88e6xxx_reg_lock(chip);
4667 	err = mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
4668 					   MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
4669 	mv88e6xxx_reg_unlock(chip);
4670 
4671 	return err;
4672 }
4673 
4674 static int mv88e6xxx_port_egress_floods(struct dsa_switch *ds, int port,
4675 					 bool unicast, bool multicast)
4676 {
4677 	struct mv88e6xxx_chip *chip = ds->priv;
4678 	int err = -EOPNOTSUPP;
4679 
4680 	mv88e6xxx_reg_lock(chip);
4681 	if (chip->info->ops->port_set_egress_floods)
4682 		err = chip->info->ops->port_set_egress_floods(chip, port,
4683 							      unicast,
4684 							      multicast);
4685 	mv88e6xxx_reg_unlock(chip);
4686 
4687 	return err;
4688 }
4689 
4690 static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
4691 	.get_tag_protocol	= mv88e6xxx_get_tag_protocol,
4692 	.setup			= mv88e6xxx_setup,
4693 	.phylink_validate	= mv88e6xxx_validate,
4694 	.phylink_mac_link_state	= mv88e6xxx_link_state,
4695 	.phylink_mac_config	= mv88e6xxx_mac_config,
4696 	.phylink_mac_link_down	= mv88e6xxx_mac_link_down,
4697 	.phylink_mac_link_up	= mv88e6xxx_mac_link_up,
4698 	.get_strings		= mv88e6xxx_get_strings,
4699 	.get_ethtool_stats	= mv88e6xxx_get_ethtool_stats,
4700 	.get_sset_count		= mv88e6xxx_get_sset_count,
4701 	.port_enable		= mv88e6xxx_port_enable,
4702 	.port_disable		= mv88e6xxx_port_disable,
4703 	.get_mac_eee		= mv88e6xxx_get_mac_eee,
4704 	.set_mac_eee		= mv88e6xxx_set_mac_eee,
4705 	.get_eeprom_len		= mv88e6xxx_get_eeprom_len,
4706 	.get_eeprom		= mv88e6xxx_get_eeprom,
4707 	.set_eeprom		= mv88e6xxx_set_eeprom,
4708 	.get_regs_len		= mv88e6xxx_get_regs_len,
4709 	.get_regs		= mv88e6xxx_get_regs,
4710 	.set_ageing_time	= mv88e6xxx_set_ageing_time,
4711 	.port_bridge_join	= mv88e6xxx_port_bridge_join,
4712 	.port_bridge_leave	= mv88e6xxx_port_bridge_leave,
4713 	.port_egress_floods	= mv88e6xxx_port_egress_floods,
4714 	.port_stp_state_set	= mv88e6xxx_port_stp_state_set,
4715 	.port_fast_age		= mv88e6xxx_port_fast_age,
4716 	.port_vlan_filtering	= mv88e6xxx_port_vlan_filtering,
4717 	.port_vlan_prepare	= mv88e6xxx_port_vlan_prepare,
4718 	.port_vlan_add		= mv88e6xxx_port_vlan_add,
4719 	.port_vlan_del		= mv88e6xxx_port_vlan_del,
4720 	.port_fdb_add           = mv88e6xxx_port_fdb_add,
4721 	.port_fdb_del           = mv88e6xxx_port_fdb_del,
4722 	.port_fdb_dump          = mv88e6xxx_port_fdb_dump,
4723 	.port_mdb_prepare       = mv88e6xxx_port_mdb_prepare,
4724 	.port_mdb_add           = mv88e6xxx_port_mdb_add,
4725 	.port_mdb_del           = mv88e6xxx_port_mdb_del,
4726 	.crosschip_bridge_join	= mv88e6xxx_crosschip_bridge_join,
4727 	.crosschip_bridge_leave	= mv88e6xxx_crosschip_bridge_leave,
4728 	.port_hwtstamp_set	= mv88e6xxx_port_hwtstamp_set,
4729 	.port_hwtstamp_get	= mv88e6xxx_port_hwtstamp_get,
4730 	.port_txtstamp		= mv88e6xxx_port_txtstamp,
4731 	.port_rxtstamp		= mv88e6xxx_port_rxtstamp,
4732 	.get_ts_info		= mv88e6xxx_get_ts_info,
4733 };
4734 
4735 static int mv88e6xxx_register_switch(struct mv88e6xxx_chip *chip)
4736 {
4737 	struct device *dev = chip->dev;
4738 	struct dsa_switch *ds;
4739 
4740 	ds = dsa_switch_alloc(dev, mv88e6xxx_num_ports(chip));
4741 	if (!ds)
4742 		return -ENOMEM;
4743 
4744 	ds->priv = chip;
4745 	ds->dev = dev;
4746 	ds->ops = &mv88e6xxx_switch_ops;
4747 	ds->ageing_time_min = chip->info->age_time_coeff;
4748 	ds->ageing_time_max = chip->info->age_time_coeff * U8_MAX;
4749 
4750 	dev_set_drvdata(dev, ds);
4751 
4752 	return dsa_register_switch(ds);
4753 }
4754 
4755 static void mv88e6xxx_unregister_switch(struct mv88e6xxx_chip *chip)
4756 {
4757 	dsa_unregister_switch(chip->ds);
4758 }
4759 
4760 static const void *pdata_device_get_match_data(struct device *dev)
4761 {
4762 	const struct of_device_id *matches = dev->driver->of_match_table;
4763 	const struct dsa_mv88e6xxx_pdata *pdata = dev->platform_data;
4764 
4765 	for (; matches->name[0] || matches->type[0] || matches->compatible[0];
4766 	     matches++) {
4767 		if (!strcmp(pdata->compatible, matches->compatible))
4768 			return matches->data;
4769 	}
4770 	return NULL;
4771 }
4772 
4773 /* There is no suspend to RAM support at DSA level yet, the switch configuration
4774  * would be lost after a power cycle so prevent it to be suspended.
4775  */
4776 static int __maybe_unused mv88e6xxx_suspend(struct device *dev)
4777 {
4778 	return -EOPNOTSUPP;
4779 }
4780 
4781 static int __maybe_unused mv88e6xxx_resume(struct device *dev)
4782 {
4783 	return 0;
4784 }
4785 
4786 static SIMPLE_DEV_PM_OPS(mv88e6xxx_pm_ops, mv88e6xxx_suspend, mv88e6xxx_resume);
4787 
4788 static int mv88e6xxx_probe(struct mdio_device *mdiodev)
4789 {
4790 	struct dsa_mv88e6xxx_pdata *pdata = mdiodev->dev.platform_data;
4791 	const struct mv88e6xxx_info *compat_info = NULL;
4792 	struct device *dev = &mdiodev->dev;
4793 	struct device_node *np = dev->of_node;
4794 	struct mv88e6xxx_chip *chip;
4795 	int port;
4796 	int err;
4797 
4798 	if (!np && !pdata)
4799 		return -EINVAL;
4800 
4801 	if (np)
4802 		compat_info = of_device_get_match_data(dev);
4803 
4804 	if (pdata) {
4805 		compat_info = pdata_device_get_match_data(dev);
4806 
4807 		if (!pdata->netdev)
4808 			return -EINVAL;
4809 
4810 		for (port = 0; port < DSA_MAX_PORTS; port++) {
4811 			if (!(pdata->enabled_ports & (1 << port)))
4812 				continue;
4813 			if (strcmp(pdata->cd.port_names[port], "cpu"))
4814 				continue;
4815 			pdata->cd.netdev[port] = &pdata->netdev->dev;
4816 			break;
4817 		}
4818 	}
4819 
4820 	if (!compat_info)
4821 		return -EINVAL;
4822 
4823 	chip = mv88e6xxx_alloc_chip(dev);
4824 	if (!chip) {
4825 		err = -ENOMEM;
4826 		goto out;
4827 	}
4828 
4829 	chip->info = compat_info;
4830 
4831 	err = mv88e6xxx_smi_init(chip, mdiodev->bus, mdiodev->addr);
4832 	if (err)
4833 		goto out;
4834 
4835 	chip->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
4836 	if (IS_ERR(chip->reset)) {
4837 		err = PTR_ERR(chip->reset);
4838 		goto out;
4839 	}
4840 	if (chip->reset)
4841 		usleep_range(1000, 2000);
4842 
4843 	err = mv88e6xxx_detect(chip);
4844 	if (err)
4845 		goto out;
4846 
4847 	mv88e6xxx_phy_init(chip);
4848 
4849 	if (chip->info->ops->get_eeprom) {
4850 		if (np)
4851 			of_property_read_u32(np, "eeprom-length",
4852 					     &chip->eeprom_len);
4853 		else
4854 			chip->eeprom_len = pdata->eeprom_len;
4855 	}
4856 
4857 	mv88e6xxx_reg_lock(chip);
4858 	err = mv88e6xxx_switch_reset(chip);
4859 	mv88e6xxx_reg_unlock(chip);
4860 	if (err)
4861 		goto out;
4862 
4863 	if (np) {
4864 		chip->irq = of_irq_get(np, 0);
4865 		if (chip->irq == -EPROBE_DEFER) {
4866 			err = chip->irq;
4867 			goto out;
4868 		}
4869 	}
4870 
4871 	if (pdata)
4872 		chip->irq = pdata->irq;
4873 
4874 	/* Has to be performed before the MDIO bus is created, because
4875 	 * the PHYs will link their interrupts to these interrupt
4876 	 * controllers
4877 	 */
4878 	mv88e6xxx_reg_lock(chip);
4879 	if (chip->irq > 0)
4880 		err = mv88e6xxx_g1_irq_setup(chip);
4881 	else
4882 		err = mv88e6xxx_irq_poll_setup(chip);
4883 	mv88e6xxx_reg_unlock(chip);
4884 
4885 	if (err)
4886 		goto out;
4887 
4888 	if (chip->info->g2_irqs > 0) {
4889 		err = mv88e6xxx_g2_irq_setup(chip);
4890 		if (err)
4891 			goto out_g1_irq;
4892 	}
4893 
4894 	err = mv88e6xxx_g1_atu_prob_irq_setup(chip);
4895 	if (err)
4896 		goto out_g2_irq;
4897 
4898 	err = mv88e6xxx_g1_vtu_prob_irq_setup(chip);
4899 	if (err)
4900 		goto out_g1_atu_prob_irq;
4901 
4902 	err = mv88e6xxx_mdios_register(chip, np);
4903 	if (err)
4904 		goto out_g1_vtu_prob_irq;
4905 
4906 	err = mv88e6xxx_register_switch(chip);
4907 	if (err)
4908 		goto out_mdio;
4909 
4910 	return 0;
4911 
4912 out_mdio:
4913 	mv88e6xxx_mdios_unregister(chip);
4914 out_g1_vtu_prob_irq:
4915 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
4916 out_g1_atu_prob_irq:
4917 	mv88e6xxx_g1_atu_prob_irq_free(chip);
4918 out_g2_irq:
4919 	if (chip->info->g2_irqs > 0)
4920 		mv88e6xxx_g2_irq_free(chip);
4921 out_g1_irq:
4922 	if (chip->irq > 0)
4923 		mv88e6xxx_g1_irq_free(chip);
4924 	else
4925 		mv88e6xxx_irq_poll_free(chip);
4926 out:
4927 	if (pdata)
4928 		dev_put(pdata->netdev);
4929 
4930 	return err;
4931 }
4932 
4933 static void mv88e6xxx_remove(struct mdio_device *mdiodev)
4934 {
4935 	struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev);
4936 	struct mv88e6xxx_chip *chip = ds->priv;
4937 
4938 	if (chip->info->ptp_support) {
4939 		mv88e6xxx_hwtstamp_free(chip);
4940 		mv88e6xxx_ptp_free(chip);
4941 	}
4942 
4943 	mv88e6xxx_phy_destroy(chip);
4944 	mv88e6xxx_unregister_switch(chip);
4945 	mv88e6xxx_mdios_unregister(chip);
4946 
4947 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
4948 	mv88e6xxx_g1_atu_prob_irq_free(chip);
4949 
4950 	if (chip->info->g2_irqs > 0)
4951 		mv88e6xxx_g2_irq_free(chip);
4952 
4953 	if (chip->irq > 0)
4954 		mv88e6xxx_g1_irq_free(chip);
4955 	else
4956 		mv88e6xxx_irq_poll_free(chip);
4957 }
4958 
4959 static const struct of_device_id mv88e6xxx_of_match[] = {
4960 	{
4961 		.compatible = "marvell,mv88e6085",
4962 		.data = &mv88e6xxx_table[MV88E6085],
4963 	},
4964 	{
4965 		.compatible = "marvell,mv88e6190",
4966 		.data = &mv88e6xxx_table[MV88E6190],
4967 	},
4968 	{
4969 		.compatible = "marvell,mv88e6250",
4970 		.data = &mv88e6xxx_table[MV88E6250],
4971 	},
4972 	{ /* sentinel */ },
4973 };
4974 
4975 MODULE_DEVICE_TABLE(of, mv88e6xxx_of_match);
4976 
4977 static struct mdio_driver mv88e6xxx_driver = {
4978 	.probe	= mv88e6xxx_probe,
4979 	.remove = mv88e6xxx_remove,
4980 	.mdiodrv.driver = {
4981 		.name = "mv88e6085",
4982 		.of_match_table = mv88e6xxx_of_match,
4983 		.pm = &mv88e6xxx_pm_ops,
4984 	},
4985 };
4986 
4987 mdio_module_driver(mv88e6xxx_driver);
4988 
4989 MODULE_AUTHOR("Lennert Buytenhek <buytenh@wantstofly.org>");
4990 MODULE_DESCRIPTION("Driver for Marvell 88E6XXX ethernet switch chips");
4991 MODULE_LICENSE("GPL");
4992