xref: /openbmc/linux/drivers/net/dsa/mv88e6xxx/chip.c (revision 7a2eb736)
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 	    (state.interface == mode ||
422 	     state.interface == PHY_INTERFACE_MODE_NA))
423 		return 0;
424 
425 	/* Port's MAC control must not be changed unless the link is down */
426 	err = chip->info->ops->port_set_link(chip, port, LINK_FORCED_DOWN);
427 	if (err)
428 		return err;
429 
430 	if (chip->info->ops->port_set_speed) {
431 		err = chip->info->ops->port_set_speed(chip, port, speed);
432 		if (err && err != -EOPNOTSUPP)
433 			goto restore_link;
434 	}
435 
436 	if (speed == SPEED_MAX && chip->info->ops->port_max_speed_mode)
437 		mode = chip->info->ops->port_max_speed_mode(port);
438 
439 	if (chip->info->ops->port_set_pause) {
440 		err = chip->info->ops->port_set_pause(chip, port, pause);
441 		if (err)
442 			goto restore_link;
443 	}
444 
445 	if (chip->info->ops->port_set_duplex) {
446 		err = chip->info->ops->port_set_duplex(chip, port, duplex);
447 		if (err && err != -EOPNOTSUPP)
448 			goto restore_link;
449 	}
450 
451 	if (chip->info->ops->port_set_rgmii_delay) {
452 		err = chip->info->ops->port_set_rgmii_delay(chip, port, mode);
453 		if (err && err != -EOPNOTSUPP)
454 			goto restore_link;
455 	}
456 
457 	if (chip->info->ops->port_set_cmode) {
458 		err = chip->info->ops->port_set_cmode(chip, port, mode);
459 		if (err && err != -EOPNOTSUPP)
460 			goto restore_link;
461 	}
462 
463 	err = 0;
464 restore_link:
465 	if (chip->info->ops->port_set_link(chip, port, link))
466 		dev_err(chip->dev, "p%d: failed to restore MAC's link\n", port);
467 
468 	return err;
469 }
470 
471 static int mv88e6xxx_phy_is_internal(struct dsa_switch *ds, int port)
472 {
473 	struct mv88e6xxx_chip *chip = ds->priv;
474 
475 	return port < chip->info->num_internal_phys;
476 }
477 
478 static void mv88e6065_phylink_validate(struct mv88e6xxx_chip *chip, int port,
479 				       unsigned long *mask,
480 				       struct phylink_link_state *state)
481 {
482 	if (!phy_interface_mode_is_8023z(state->interface)) {
483 		/* 10M and 100M are only supported in non-802.3z mode */
484 		phylink_set(mask, 10baseT_Half);
485 		phylink_set(mask, 10baseT_Full);
486 		phylink_set(mask, 100baseT_Half);
487 		phylink_set(mask, 100baseT_Full);
488 	}
489 }
490 
491 static void mv88e6185_phylink_validate(struct mv88e6xxx_chip *chip, int port,
492 				       unsigned long *mask,
493 				       struct phylink_link_state *state)
494 {
495 	/* FIXME: if the port is in 1000Base-X mode, then it only supports
496 	 * 1000M FD speeds.  In this case, CMODE will indicate 5.
497 	 */
498 	phylink_set(mask, 1000baseT_Full);
499 	phylink_set(mask, 1000baseX_Full);
500 
501 	mv88e6065_phylink_validate(chip, port, mask, state);
502 }
503 
504 static void mv88e6341_phylink_validate(struct mv88e6xxx_chip *chip, int port,
505 				       unsigned long *mask,
506 				       struct phylink_link_state *state)
507 {
508 	if (port >= 5)
509 		phylink_set(mask, 2500baseX_Full);
510 
511 	/* No ethtool bits for 200Mbps */
512 	phylink_set(mask, 1000baseT_Full);
513 	phylink_set(mask, 1000baseX_Full);
514 
515 	mv88e6065_phylink_validate(chip, port, mask, state);
516 }
517 
518 static void mv88e6352_phylink_validate(struct mv88e6xxx_chip *chip, int port,
519 				       unsigned long *mask,
520 				       struct phylink_link_state *state)
521 {
522 	/* No ethtool bits for 200Mbps */
523 	phylink_set(mask, 1000baseT_Full);
524 	phylink_set(mask, 1000baseX_Full);
525 
526 	mv88e6065_phylink_validate(chip, port, mask, state);
527 }
528 
529 static void mv88e6390_phylink_validate(struct mv88e6xxx_chip *chip, int port,
530 				       unsigned long *mask,
531 				       struct phylink_link_state *state)
532 {
533 	if (port >= 9) {
534 		phylink_set(mask, 2500baseX_Full);
535 		phylink_set(mask, 2500baseT_Full);
536 	}
537 
538 	/* No ethtool bits for 200Mbps */
539 	phylink_set(mask, 1000baseT_Full);
540 	phylink_set(mask, 1000baseX_Full);
541 
542 	mv88e6065_phylink_validate(chip, port, mask, state);
543 }
544 
545 static void mv88e6390x_phylink_validate(struct mv88e6xxx_chip *chip, int port,
546 					unsigned long *mask,
547 					struct phylink_link_state *state)
548 {
549 	if (port >= 9) {
550 		phylink_set(mask, 10000baseT_Full);
551 		phylink_set(mask, 10000baseKR_Full);
552 	}
553 
554 	mv88e6390_phylink_validate(chip, port, mask, state);
555 }
556 
557 static void mv88e6xxx_validate(struct dsa_switch *ds, int port,
558 			       unsigned long *supported,
559 			       struct phylink_link_state *state)
560 {
561 	__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
562 	struct mv88e6xxx_chip *chip = ds->priv;
563 
564 	/* Allow all the expected bits */
565 	phylink_set(mask, Autoneg);
566 	phylink_set(mask, Pause);
567 	phylink_set_port_modes(mask);
568 
569 	if (chip->info->ops->phylink_validate)
570 		chip->info->ops->phylink_validate(chip, port, mask, state);
571 
572 	bitmap_and(supported, supported, mask, __ETHTOOL_LINK_MODE_MASK_NBITS);
573 	bitmap_and(state->advertising, state->advertising, mask,
574 		   __ETHTOOL_LINK_MODE_MASK_NBITS);
575 
576 	/* We can only operate at 2500BaseX or 1000BaseX.  If requested
577 	 * to advertise both, only report advertising at 2500BaseX.
578 	 */
579 	phylink_helper_basex_speed(state);
580 }
581 
582 static int mv88e6xxx_link_state(struct dsa_switch *ds, int port,
583 				struct phylink_link_state *state)
584 {
585 	struct mv88e6xxx_chip *chip = ds->priv;
586 	int err;
587 
588 	mv88e6xxx_reg_lock(chip);
589 	if (chip->info->ops->port_link_state)
590 		err = chip->info->ops->port_link_state(chip, port, state);
591 	else
592 		err = -EOPNOTSUPP;
593 	mv88e6xxx_reg_unlock(chip);
594 
595 	return err;
596 }
597 
598 static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port,
599 				 unsigned int mode,
600 				 const struct phylink_link_state *state)
601 {
602 	struct mv88e6xxx_chip *chip = ds->priv;
603 	int speed, duplex, link, pause, err;
604 
605 	if ((mode == MLO_AN_PHY) && mv88e6xxx_phy_is_internal(ds, port))
606 		return;
607 
608 	if (mode == MLO_AN_FIXED) {
609 		link = LINK_FORCED_UP;
610 		speed = state->speed;
611 		duplex = state->duplex;
612 	} else if (!mv88e6xxx_phy_is_internal(ds, port)) {
613 		link = state->link;
614 		speed = state->speed;
615 		duplex = state->duplex;
616 	} else {
617 		speed = SPEED_UNFORCED;
618 		duplex = DUPLEX_UNFORCED;
619 		link = LINK_UNFORCED;
620 	}
621 	pause = !!phylink_test(state->advertising, Pause);
622 
623 	mv88e6xxx_reg_lock(chip);
624 	err = mv88e6xxx_port_setup_mac(chip, port, link, speed, duplex, pause,
625 				       state->interface);
626 	mv88e6xxx_reg_unlock(chip);
627 
628 	if (err && err != -EOPNOTSUPP)
629 		dev_err(ds->dev, "p%d: failed to configure MAC\n", port);
630 }
631 
632 static void mv88e6xxx_mac_link_force(struct dsa_switch *ds, int port, int link)
633 {
634 	struct mv88e6xxx_chip *chip = ds->priv;
635 	int err;
636 
637 	mv88e6xxx_reg_lock(chip);
638 	err = chip->info->ops->port_set_link(chip, port, link);
639 	mv88e6xxx_reg_unlock(chip);
640 
641 	if (err)
642 		dev_err(chip->dev, "p%d: failed to force MAC link\n", port);
643 }
644 
645 static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port,
646 				    unsigned int mode,
647 				    phy_interface_t interface)
648 {
649 	if (mode == MLO_AN_FIXED)
650 		mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_DOWN);
651 }
652 
653 static void mv88e6xxx_mac_link_up(struct dsa_switch *ds, int port,
654 				  unsigned int mode, phy_interface_t interface,
655 				  struct phy_device *phydev)
656 {
657 	if (mode == MLO_AN_FIXED)
658 		mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_UP);
659 }
660 
661 static int mv88e6xxx_stats_snapshot(struct mv88e6xxx_chip *chip, int port)
662 {
663 	if (!chip->info->ops->stats_snapshot)
664 		return -EOPNOTSUPP;
665 
666 	return chip->info->ops->stats_snapshot(chip, port);
667 }
668 
669 static struct mv88e6xxx_hw_stat mv88e6xxx_hw_stats[] = {
670 	{ "in_good_octets",		8, 0x00, STATS_TYPE_BANK0, },
671 	{ "in_bad_octets",		4, 0x02, STATS_TYPE_BANK0, },
672 	{ "in_unicast",			4, 0x04, STATS_TYPE_BANK0, },
673 	{ "in_broadcasts",		4, 0x06, STATS_TYPE_BANK0, },
674 	{ "in_multicasts",		4, 0x07, STATS_TYPE_BANK0, },
675 	{ "in_pause",			4, 0x16, STATS_TYPE_BANK0, },
676 	{ "in_undersize",		4, 0x18, STATS_TYPE_BANK0, },
677 	{ "in_fragments",		4, 0x19, STATS_TYPE_BANK0, },
678 	{ "in_oversize",		4, 0x1a, STATS_TYPE_BANK0, },
679 	{ "in_jabber",			4, 0x1b, STATS_TYPE_BANK0, },
680 	{ "in_rx_error",		4, 0x1c, STATS_TYPE_BANK0, },
681 	{ "in_fcs_error",		4, 0x1d, STATS_TYPE_BANK0, },
682 	{ "out_octets",			8, 0x0e, STATS_TYPE_BANK0, },
683 	{ "out_unicast",		4, 0x10, STATS_TYPE_BANK0, },
684 	{ "out_broadcasts",		4, 0x13, STATS_TYPE_BANK0, },
685 	{ "out_multicasts",		4, 0x12, STATS_TYPE_BANK0, },
686 	{ "out_pause",			4, 0x15, STATS_TYPE_BANK0, },
687 	{ "excessive",			4, 0x11, STATS_TYPE_BANK0, },
688 	{ "collisions",			4, 0x1e, STATS_TYPE_BANK0, },
689 	{ "deferred",			4, 0x05, STATS_TYPE_BANK0, },
690 	{ "single",			4, 0x14, STATS_TYPE_BANK0, },
691 	{ "multiple",			4, 0x17, STATS_TYPE_BANK0, },
692 	{ "out_fcs_error",		4, 0x03, STATS_TYPE_BANK0, },
693 	{ "late",			4, 0x1f, STATS_TYPE_BANK0, },
694 	{ "hist_64bytes",		4, 0x08, STATS_TYPE_BANK0, },
695 	{ "hist_65_127bytes",		4, 0x09, STATS_TYPE_BANK0, },
696 	{ "hist_128_255bytes",		4, 0x0a, STATS_TYPE_BANK0, },
697 	{ "hist_256_511bytes",		4, 0x0b, STATS_TYPE_BANK0, },
698 	{ "hist_512_1023bytes",		4, 0x0c, STATS_TYPE_BANK0, },
699 	{ "hist_1024_max_bytes",	4, 0x0d, STATS_TYPE_BANK0, },
700 	{ "sw_in_discards",		4, 0x10, STATS_TYPE_PORT, },
701 	{ "sw_in_filtered",		2, 0x12, STATS_TYPE_PORT, },
702 	{ "sw_out_filtered",		2, 0x13, STATS_TYPE_PORT, },
703 	{ "in_discards",		4, 0x00, STATS_TYPE_BANK1, },
704 	{ "in_filtered",		4, 0x01, STATS_TYPE_BANK1, },
705 	{ "in_accepted",		4, 0x02, STATS_TYPE_BANK1, },
706 	{ "in_bad_accepted",		4, 0x03, STATS_TYPE_BANK1, },
707 	{ "in_good_avb_class_a",	4, 0x04, STATS_TYPE_BANK1, },
708 	{ "in_good_avb_class_b",	4, 0x05, STATS_TYPE_BANK1, },
709 	{ "in_bad_avb_class_a",		4, 0x06, STATS_TYPE_BANK1, },
710 	{ "in_bad_avb_class_b",		4, 0x07, STATS_TYPE_BANK1, },
711 	{ "tcam_counter_0",		4, 0x08, STATS_TYPE_BANK1, },
712 	{ "tcam_counter_1",		4, 0x09, STATS_TYPE_BANK1, },
713 	{ "tcam_counter_2",		4, 0x0a, STATS_TYPE_BANK1, },
714 	{ "tcam_counter_3",		4, 0x0b, STATS_TYPE_BANK1, },
715 	{ "in_da_unknown",		4, 0x0e, STATS_TYPE_BANK1, },
716 	{ "in_management",		4, 0x0f, STATS_TYPE_BANK1, },
717 	{ "out_queue_0",		4, 0x10, STATS_TYPE_BANK1, },
718 	{ "out_queue_1",		4, 0x11, STATS_TYPE_BANK1, },
719 	{ "out_queue_2",		4, 0x12, STATS_TYPE_BANK1, },
720 	{ "out_queue_3",		4, 0x13, STATS_TYPE_BANK1, },
721 	{ "out_queue_4",		4, 0x14, STATS_TYPE_BANK1, },
722 	{ "out_queue_5",		4, 0x15, STATS_TYPE_BANK1, },
723 	{ "out_queue_6",		4, 0x16, STATS_TYPE_BANK1, },
724 	{ "out_queue_7",		4, 0x17, STATS_TYPE_BANK1, },
725 	{ "out_cut_through",		4, 0x18, STATS_TYPE_BANK1, },
726 	{ "out_octets_a",		4, 0x1a, STATS_TYPE_BANK1, },
727 	{ "out_octets_b",		4, 0x1b, STATS_TYPE_BANK1, },
728 	{ "out_management",		4, 0x1f, STATS_TYPE_BANK1, },
729 };
730 
731 static uint64_t _mv88e6xxx_get_ethtool_stat(struct mv88e6xxx_chip *chip,
732 					    struct mv88e6xxx_hw_stat *s,
733 					    int port, u16 bank1_select,
734 					    u16 histogram)
735 {
736 	u32 low;
737 	u32 high = 0;
738 	u16 reg = 0;
739 	int err;
740 	u64 value;
741 
742 	switch (s->type) {
743 	case STATS_TYPE_PORT:
744 		err = mv88e6xxx_port_read(chip, port, s->reg, &reg);
745 		if (err)
746 			return U64_MAX;
747 
748 		low = reg;
749 		if (s->size == 4) {
750 			err = mv88e6xxx_port_read(chip, port, s->reg + 1, &reg);
751 			if (err)
752 				return U64_MAX;
753 			low |= ((u32)reg) << 16;
754 		}
755 		break;
756 	case STATS_TYPE_BANK1:
757 		reg = bank1_select;
758 		/* fall through */
759 	case STATS_TYPE_BANK0:
760 		reg |= s->reg | histogram;
761 		mv88e6xxx_g1_stats_read(chip, reg, &low);
762 		if (s->size == 8)
763 			mv88e6xxx_g1_stats_read(chip, reg + 1, &high);
764 		break;
765 	default:
766 		return U64_MAX;
767 	}
768 	value = (((u64)high) << 32) | low;
769 	return value;
770 }
771 
772 static int mv88e6xxx_stats_get_strings(struct mv88e6xxx_chip *chip,
773 				       uint8_t *data, int types)
774 {
775 	struct mv88e6xxx_hw_stat *stat;
776 	int i, j;
777 
778 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
779 		stat = &mv88e6xxx_hw_stats[i];
780 		if (stat->type & types) {
781 			memcpy(data + j * ETH_GSTRING_LEN, stat->string,
782 			       ETH_GSTRING_LEN);
783 			j++;
784 		}
785 	}
786 
787 	return j;
788 }
789 
790 static int mv88e6095_stats_get_strings(struct mv88e6xxx_chip *chip,
791 				       uint8_t *data)
792 {
793 	return mv88e6xxx_stats_get_strings(chip, data,
794 					   STATS_TYPE_BANK0 | STATS_TYPE_PORT);
795 }
796 
797 static int mv88e6250_stats_get_strings(struct mv88e6xxx_chip *chip,
798 				       uint8_t *data)
799 {
800 	return mv88e6xxx_stats_get_strings(chip, data, STATS_TYPE_BANK0);
801 }
802 
803 static int mv88e6320_stats_get_strings(struct mv88e6xxx_chip *chip,
804 				       uint8_t *data)
805 {
806 	return mv88e6xxx_stats_get_strings(chip, data,
807 					   STATS_TYPE_BANK0 | STATS_TYPE_BANK1);
808 }
809 
810 static const uint8_t *mv88e6xxx_atu_vtu_stats_strings[] = {
811 	"atu_member_violation",
812 	"atu_miss_violation",
813 	"atu_full_violation",
814 	"vtu_member_violation",
815 	"vtu_miss_violation",
816 };
817 
818 static void mv88e6xxx_atu_vtu_get_strings(uint8_t *data)
819 {
820 	unsigned int i;
821 
822 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings); i++)
823 		strlcpy(data + i * ETH_GSTRING_LEN,
824 			mv88e6xxx_atu_vtu_stats_strings[i],
825 			ETH_GSTRING_LEN);
826 }
827 
828 static void mv88e6xxx_get_strings(struct dsa_switch *ds, int port,
829 				  u32 stringset, uint8_t *data)
830 {
831 	struct mv88e6xxx_chip *chip = ds->priv;
832 	int count = 0;
833 
834 	if (stringset != ETH_SS_STATS)
835 		return;
836 
837 	mv88e6xxx_reg_lock(chip);
838 
839 	if (chip->info->ops->stats_get_strings)
840 		count = chip->info->ops->stats_get_strings(chip, data);
841 
842 	if (chip->info->ops->serdes_get_strings) {
843 		data += count * ETH_GSTRING_LEN;
844 		count = chip->info->ops->serdes_get_strings(chip, port, data);
845 	}
846 
847 	data += count * ETH_GSTRING_LEN;
848 	mv88e6xxx_atu_vtu_get_strings(data);
849 
850 	mv88e6xxx_reg_unlock(chip);
851 }
852 
853 static int mv88e6xxx_stats_get_sset_count(struct mv88e6xxx_chip *chip,
854 					  int types)
855 {
856 	struct mv88e6xxx_hw_stat *stat;
857 	int i, j;
858 
859 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
860 		stat = &mv88e6xxx_hw_stats[i];
861 		if (stat->type & types)
862 			j++;
863 	}
864 	return j;
865 }
866 
867 static int mv88e6095_stats_get_sset_count(struct mv88e6xxx_chip *chip)
868 {
869 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
870 					      STATS_TYPE_PORT);
871 }
872 
873 static int mv88e6250_stats_get_sset_count(struct mv88e6xxx_chip *chip)
874 {
875 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0);
876 }
877 
878 static int mv88e6320_stats_get_sset_count(struct mv88e6xxx_chip *chip)
879 {
880 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
881 					      STATS_TYPE_BANK1);
882 }
883 
884 static int mv88e6xxx_get_sset_count(struct dsa_switch *ds, int port, int sset)
885 {
886 	struct mv88e6xxx_chip *chip = ds->priv;
887 	int serdes_count = 0;
888 	int count = 0;
889 
890 	if (sset != ETH_SS_STATS)
891 		return 0;
892 
893 	mv88e6xxx_reg_lock(chip);
894 	if (chip->info->ops->stats_get_sset_count)
895 		count = chip->info->ops->stats_get_sset_count(chip);
896 	if (count < 0)
897 		goto out;
898 
899 	if (chip->info->ops->serdes_get_sset_count)
900 		serdes_count = chip->info->ops->serdes_get_sset_count(chip,
901 								      port);
902 	if (serdes_count < 0) {
903 		count = serdes_count;
904 		goto out;
905 	}
906 	count += serdes_count;
907 	count += ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings);
908 
909 out:
910 	mv88e6xxx_reg_unlock(chip);
911 
912 	return count;
913 }
914 
915 static int mv88e6xxx_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
916 				     uint64_t *data, int types,
917 				     u16 bank1_select, u16 histogram)
918 {
919 	struct mv88e6xxx_hw_stat *stat;
920 	int i, j;
921 
922 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
923 		stat = &mv88e6xxx_hw_stats[i];
924 		if (stat->type & types) {
925 			mv88e6xxx_reg_lock(chip);
926 			data[j] = _mv88e6xxx_get_ethtool_stat(chip, stat, port,
927 							      bank1_select,
928 							      histogram);
929 			mv88e6xxx_reg_unlock(chip);
930 
931 			j++;
932 		}
933 	}
934 	return j;
935 }
936 
937 static int mv88e6095_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
938 				     uint64_t *data)
939 {
940 	return mv88e6xxx_stats_get_stats(chip, port, data,
941 					 STATS_TYPE_BANK0 | STATS_TYPE_PORT,
942 					 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
943 }
944 
945 static int mv88e6250_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
946 				     uint64_t *data)
947 {
948 	return mv88e6xxx_stats_get_stats(chip, port, data, STATS_TYPE_BANK0,
949 					 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
950 }
951 
952 static int mv88e6320_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
953 				     uint64_t *data)
954 {
955 	return mv88e6xxx_stats_get_stats(chip, port, data,
956 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
957 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_9,
958 					 MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
959 }
960 
961 static int mv88e6390_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
962 				     uint64_t *data)
963 {
964 	return mv88e6xxx_stats_get_stats(chip, port, data,
965 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
966 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_10,
967 					 0);
968 }
969 
970 static void mv88e6xxx_atu_vtu_get_stats(struct mv88e6xxx_chip *chip, int port,
971 					uint64_t *data)
972 {
973 	*data++ = chip->ports[port].atu_member_violation;
974 	*data++ = chip->ports[port].atu_miss_violation;
975 	*data++ = chip->ports[port].atu_full_violation;
976 	*data++ = chip->ports[port].vtu_member_violation;
977 	*data++ = chip->ports[port].vtu_miss_violation;
978 }
979 
980 static void mv88e6xxx_get_stats(struct mv88e6xxx_chip *chip, int port,
981 				uint64_t *data)
982 {
983 	int count = 0;
984 
985 	if (chip->info->ops->stats_get_stats)
986 		count = chip->info->ops->stats_get_stats(chip, port, data);
987 
988 	mv88e6xxx_reg_lock(chip);
989 	if (chip->info->ops->serdes_get_stats) {
990 		data += count;
991 		count = chip->info->ops->serdes_get_stats(chip, port, data);
992 	}
993 	data += count;
994 	mv88e6xxx_atu_vtu_get_stats(chip, port, data);
995 	mv88e6xxx_reg_unlock(chip);
996 }
997 
998 static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port,
999 					uint64_t *data)
1000 {
1001 	struct mv88e6xxx_chip *chip = ds->priv;
1002 	int ret;
1003 
1004 	mv88e6xxx_reg_lock(chip);
1005 
1006 	ret = mv88e6xxx_stats_snapshot(chip, port);
1007 	mv88e6xxx_reg_unlock(chip);
1008 
1009 	if (ret < 0)
1010 		return;
1011 
1012 	mv88e6xxx_get_stats(chip, port, data);
1013 
1014 }
1015 
1016 static int mv88e6xxx_get_regs_len(struct dsa_switch *ds, int port)
1017 {
1018 	return 32 * sizeof(u16);
1019 }
1020 
1021 static void mv88e6xxx_get_regs(struct dsa_switch *ds, int port,
1022 			       struct ethtool_regs *regs, void *_p)
1023 {
1024 	struct mv88e6xxx_chip *chip = ds->priv;
1025 	int err;
1026 	u16 reg;
1027 	u16 *p = _p;
1028 	int i;
1029 
1030 	regs->version = chip->info->prod_num;
1031 
1032 	memset(p, 0xff, 32 * sizeof(u16));
1033 
1034 	mv88e6xxx_reg_lock(chip);
1035 
1036 	for (i = 0; i < 32; i++) {
1037 
1038 		err = mv88e6xxx_port_read(chip, port, i, &reg);
1039 		if (!err)
1040 			p[i] = reg;
1041 	}
1042 
1043 	mv88e6xxx_reg_unlock(chip);
1044 }
1045 
1046 static int mv88e6xxx_get_mac_eee(struct dsa_switch *ds, int port,
1047 				 struct ethtool_eee *e)
1048 {
1049 	/* Nothing to do on the port's MAC */
1050 	return 0;
1051 }
1052 
1053 static int mv88e6xxx_set_mac_eee(struct dsa_switch *ds, int port,
1054 				 struct ethtool_eee *e)
1055 {
1056 	/* Nothing to do on the port's MAC */
1057 	return 0;
1058 }
1059 
1060 static u16 mv88e6xxx_port_vlan(struct mv88e6xxx_chip *chip, int dev, int port)
1061 {
1062 	struct dsa_switch *ds = NULL;
1063 	struct net_device *br;
1064 	u16 pvlan;
1065 	int i;
1066 
1067 	if (dev < DSA_MAX_SWITCHES)
1068 		ds = chip->ds->dst->ds[dev];
1069 
1070 	/* Prevent frames from unknown switch or port */
1071 	if (!ds || port >= ds->num_ports)
1072 		return 0;
1073 
1074 	/* Frames from DSA links and CPU ports can egress any local port */
1075 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
1076 		return mv88e6xxx_port_mask(chip);
1077 
1078 	br = ds->ports[port].bridge_dev;
1079 	pvlan = 0;
1080 
1081 	/* Frames from user ports can egress any local DSA links and CPU ports,
1082 	 * as well as any local member of their bridge group.
1083 	 */
1084 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1085 		if (dsa_is_cpu_port(chip->ds, i) ||
1086 		    dsa_is_dsa_port(chip->ds, i) ||
1087 		    (br && dsa_to_port(chip->ds, i)->bridge_dev == br))
1088 			pvlan |= BIT(i);
1089 
1090 	return pvlan;
1091 }
1092 
1093 static int mv88e6xxx_port_vlan_map(struct mv88e6xxx_chip *chip, int port)
1094 {
1095 	u16 output_ports = mv88e6xxx_port_vlan(chip, chip->ds->index, port);
1096 
1097 	/* prevent frames from going back out of the port they came in on */
1098 	output_ports &= ~BIT(port);
1099 
1100 	return mv88e6xxx_port_set_vlan_map(chip, port, output_ports);
1101 }
1102 
1103 static void mv88e6xxx_port_stp_state_set(struct dsa_switch *ds, int port,
1104 					 u8 state)
1105 {
1106 	struct mv88e6xxx_chip *chip = ds->priv;
1107 	int err;
1108 
1109 	mv88e6xxx_reg_lock(chip);
1110 	err = mv88e6xxx_port_set_state(chip, port, state);
1111 	mv88e6xxx_reg_unlock(chip);
1112 
1113 	if (err)
1114 		dev_err(ds->dev, "p%d: failed to update state\n", port);
1115 }
1116 
1117 static int mv88e6xxx_pri_setup(struct mv88e6xxx_chip *chip)
1118 {
1119 	int err;
1120 
1121 	if (chip->info->ops->ieee_pri_map) {
1122 		err = chip->info->ops->ieee_pri_map(chip);
1123 		if (err)
1124 			return err;
1125 	}
1126 
1127 	if (chip->info->ops->ip_pri_map) {
1128 		err = chip->info->ops->ip_pri_map(chip);
1129 		if (err)
1130 			return err;
1131 	}
1132 
1133 	return 0;
1134 }
1135 
1136 static int mv88e6xxx_devmap_setup(struct mv88e6xxx_chip *chip)
1137 {
1138 	int target, port;
1139 	int err;
1140 
1141 	if (!chip->info->global2_addr)
1142 		return 0;
1143 
1144 	/* Initialize the routing port to the 32 possible target devices */
1145 	for (target = 0; target < 32; target++) {
1146 		port = 0x1f;
1147 		if (target < DSA_MAX_SWITCHES)
1148 			if (chip->ds->rtable[target] != DSA_RTABLE_NONE)
1149 				port = chip->ds->rtable[target];
1150 
1151 		err = mv88e6xxx_g2_device_mapping_write(chip, target, port);
1152 		if (err)
1153 			return err;
1154 	}
1155 
1156 	if (chip->info->ops->set_cascade_port) {
1157 		port = MV88E6XXX_CASCADE_PORT_MULTIPLE;
1158 		err = chip->info->ops->set_cascade_port(chip, port);
1159 		if (err)
1160 			return err;
1161 	}
1162 
1163 	err = mv88e6xxx_g1_set_device_number(chip, chip->ds->index);
1164 	if (err)
1165 		return err;
1166 
1167 	return 0;
1168 }
1169 
1170 static int mv88e6xxx_trunk_setup(struct mv88e6xxx_chip *chip)
1171 {
1172 	/* Clear all trunk masks and mapping */
1173 	if (chip->info->global2_addr)
1174 		return mv88e6xxx_g2_trunk_clear(chip);
1175 
1176 	return 0;
1177 }
1178 
1179 static int mv88e6xxx_rmu_setup(struct mv88e6xxx_chip *chip)
1180 {
1181 	if (chip->info->ops->rmu_disable)
1182 		return chip->info->ops->rmu_disable(chip);
1183 
1184 	return 0;
1185 }
1186 
1187 static int mv88e6xxx_pot_setup(struct mv88e6xxx_chip *chip)
1188 {
1189 	if (chip->info->ops->pot_clear)
1190 		return chip->info->ops->pot_clear(chip);
1191 
1192 	return 0;
1193 }
1194 
1195 static int mv88e6xxx_rsvd2cpu_setup(struct mv88e6xxx_chip *chip)
1196 {
1197 	if (chip->info->ops->mgmt_rsvd2cpu)
1198 		return chip->info->ops->mgmt_rsvd2cpu(chip);
1199 
1200 	return 0;
1201 }
1202 
1203 static int mv88e6xxx_atu_setup(struct mv88e6xxx_chip *chip)
1204 {
1205 	int err;
1206 
1207 	err = mv88e6xxx_g1_atu_flush(chip, 0, true);
1208 	if (err)
1209 		return err;
1210 
1211 	err = mv88e6xxx_g1_atu_set_learn2all(chip, true);
1212 	if (err)
1213 		return err;
1214 
1215 	return mv88e6xxx_g1_atu_set_age_time(chip, 300000);
1216 }
1217 
1218 static int mv88e6xxx_irl_setup(struct mv88e6xxx_chip *chip)
1219 {
1220 	int port;
1221 	int err;
1222 
1223 	if (!chip->info->ops->irl_init_all)
1224 		return 0;
1225 
1226 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1227 		/* Disable ingress rate limiting by resetting all per port
1228 		 * ingress rate limit resources to their initial state.
1229 		 */
1230 		err = chip->info->ops->irl_init_all(chip, port);
1231 		if (err)
1232 			return err;
1233 	}
1234 
1235 	return 0;
1236 }
1237 
1238 static int mv88e6xxx_mac_setup(struct mv88e6xxx_chip *chip)
1239 {
1240 	if (chip->info->ops->set_switch_mac) {
1241 		u8 addr[ETH_ALEN];
1242 
1243 		eth_random_addr(addr);
1244 
1245 		return chip->info->ops->set_switch_mac(chip, addr);
1246 	}
1247 
1248 	return 0;
1249 }
1250 
1251 static int mv88e6xxx_pvt_map(struct mv88e6xxx_chip *chip, int dev, int port)
1252 {
1253 	u16 pvlan = 0;
1254 
1255 	if (!mv88e6xxx_has_pvt(chip))
1256 		return -EOPNOTSUPP;
1257 
1258 	/* Skip the local source device, which uses in-chip port VLAN */
1259 	if (dev != chip->ds->index)
1260 		pvlan = mv88e6xxx_port_vlan(chip, dev, port);
1261 
1262 	return mv88e6xxx_g2_pvt_write(chip, dev, port, pvlan);
1263 }
1264 
1265 static int mv88e6xxx_pvt_setup(struct mv88e6xxx_chip *chip)
1266 {
1267 	int dev, port;
1268 	int err;
1269 
1270 	if (!mv88e6xxx_has_pvt(chip))
1271 		return 0;
1272 
1273 	/* Clear 5 Bit Port for usage with Marvell Link Street devices:
1274 	 * use 4 bits for the Src_Port/Src_Trunk and 5 bits for the Src_Dev.
1275 	 */
1276 	err = mv88e6xxx_g2_misc_4_bit_port(chip);
1277 	if (err)
1278 		return err;
1279 
1280 	for (dev = 0; dev < MV88E6XXX_MAX_PVT_SWITCHES; ++dev) {
1281 		for (port = 0; port < MV88E6XXX_MAX_PVT_PORTS; ++port) {
1282 			err = mv88e6xxx_pvt_map(chip, dev, port);
1283 			if (err)
1284 				return err;
1285 		}
1286 	}
1287 
1288 	return 0;
1289 }
1290 
1291 static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port)
1292 {
1293 	struct mv88e6xxx_chip *chip = ds->priv;
1294 	int err;
1295 
1296 	mv88e6xxx_reg_lock(chip);
1297 	err = mv88e6xxx_g1_atu_remove(chip, 0, port, false);
1298 	mv88e6xxx_reg_unlock(chip);
1299 
1300 	if (err)
1301 		dev_err(ds->dev, "p%d: failed to flush ATU\n", port);
1302 }
1303 
1304 static int mv88e6xxx_vtu_setup(struct mv88e6xxx_chip *chip)
1305 {
1306 	if (!chip->info->max_vid)
1307 		return 0;
1308 
1309 	return mv88e6xxx_g1_vtu_flush(chip);
1310 }
1311 
1312 static int mv88e6xxx_vtu_getnext(struct mv88e6xxx_chip *chip,
1313 				 struct mv88e6xxx_vtu_entry *entry)
1314 {
1315 	if (!chip->info->ops->vtu_getnext)
1316 		return -EOPNOTSUPP;
1317 
1318 	return chip->info->ops->vtu_getnext(chip, entry);
1319 }
1320 
1321 static int mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip *chip,
1322 				   struct mv88e6xxx_vtu_entry *entry)
1323 {
1324 	if (!chip->info->ops->vtu_loadpurge)
1325 		return -EOPNOTSUPP;
1326 
1327 	return chip->info->ops->vtu_loadpurge(chip, entry);
1328 }
1329 
1330 static int mv88e6xxx_atu_new(struct mv88e6xxx_chip *chip, u16 *fid)
1331 {
1332 	DECLARE_BITMAP(fid_bitmap, MV88E6XXX_N_FID);
1333 	struct mv88e6xxx_vtu_entry vlan;
1334 	int i, err;
1335 
1336 	bitmap_zero(fid_bitmap, MV88E6XXX_N_FID);
1337 
1338 	/* Set every FID bit used by the (un)bridged ports */
1339 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1340 		err = mv88e6xxx_port_get_fid(chip, i, fid);
1341 		if (err)
1342 			return err;
1343 
1344 		set_bit(*fid, fid_bitmap);
1345 	}
1346 
1347 	/* Set every FID bit used by the VLAN entries */
1348 	vlan.vid = chip->info->max_vid;
1349 	vlan.valid = false;
1350 
1351 	do {
1352 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1353 		if (err)
1354 			return err;
1355 
1356 		if (!vlan.valid)
1357 			break;
1358 
1359 		set_bit(vlan.fid, fid_bitmap);
1360 	} while (vlan.vid < chip->info->max_vid);
1361 
1362 	/* The reset value 0x000 is used to indicate that multiple address
1363 	 * databases are not needed. Return the next positive available.
1364 	 */
1365 	*fid = find_next_zero_bit(fid_bitmap, MV88E6XXX_N_FID, 1);
1366 	if (unlikely(*fid >= mv88e6xxx_num_databases(chip)))
1367 		return -ENOSPC;
1368 
1369 	/* Clear the database */
1370 	return mv88e6xxx_g1_atu_flush(chip, *fid, true);
1371 }
1372 
1373 static int mv88e6xxx_port_check_hw_vlan(struct dsa_switch *ds, int port,
1374 					u16 vid_begin, u16 vid_end)
1375 {
1376 	struct mv88e6xxx_chip *chip = ds->priv;
1377 	struct mv88e6xxx_vtu_entry vlan;
1378 	int i, err;
1379 
1380 	/* DSA and CPU ports have to be members of multiple vlans */
1381 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1382 		return 0;
1383 
1384 	if (!vid_begin)
1385 		return -EOPNOTSUPP;
1386 
1387 	vlan.vid = vid_begin - 1;
1388 	vlan.valid = false;
1389 
1390 	do {
1391 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1392 		if (err)
1393 			return err;
1394 
1395 		if (!vlan.valid)
1396 			break;
1397 
1398 		if (vlan.vid > vid_end)
1399 			break;
1400 
1401 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1402 			if (dsa_is_dsa_port(ds, i) || dsa_is_cpu_port(ds, i))
1403 				continue;
1404 
1405 			if (!ds->ports[i].slave)
1406 				continue;
1407 
1408 			if (vlan.member[i] ==
1409 			    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
1410 				continue;
1411 
1412 			if (dsa_to_port(ds, i)->bridge_dev ==
1413 			    ds->ports[port].bridge_dev)
1414 				break; /* same bridge, check next VLAN */
1415 
1416 			if (!dsa_to_port(ds, i)->bridge_dev)
1417 				continue;
1418 
1419 			dev_err(ds->dev, "p%d: hw VLAN %d already used by port %d in %s\n",
1420 				port, vlan.vid, i,
1421 				netdev_name(dsa_to_port(ds, i)->bridge_dev));
1422 			return -EOPNOTSUPP;
1423 		}
1424 	} while (vlan.vid < vid_end);
1425 
1426 	return 0;
1427 }
1428 
1429 static int mv88e6xxx_port_vlan_filtering(struct dsa_switch *ds, int port,
1430 					 bool vlan_filtering)
1431 {
1432 	struct mv88e6xxx_chip *chip = ds->priv;
1433 	u16 mode = vlan_filtering ? MV88E6XXX_PORT_CTL2_8021Q_MODE_SECURE :
1434 		MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED;
1435 	int err;
1436 
1437 	if (!chip->info->max_vid)
1438 		return -EOPNOTSUPP;
1439 
1440 	mv88e6xxx_reg_lock(chip);
1441 	err = mv88e6xxx_port_set_8021q_mode(chip, port, mode);
1442 	mv88e6xxx_reg_unlock(chip);
1443 
1444 	return err;
1445 }
1446 
1447 static int
1448 mv88e6xxx_port_vlan_prepare(struct dsa_switch *ds, int port,
1449 			    const struct switchdev_obj_port_vlan *vlan)
1450 {
1451 	struct mv88e6xxx_chip *chip = ds->priv;
1452 	int err;
1453 
1454 	if (!chip->info->max_vid)
1455 		return -EOPNOTSUPP;
1456 
1457 	/* If the requested port doesn't belong to the same bridge as the VLAN
1458 	 * members, do not support it (yet) and fallback to software VLAN.
1459 	 */
1460 	mv88e6xxx_reg_lock(chip);
1461 	err = mv88e6xxx_port_check_hw_vlan(ds, port, vlan->vid_begin,
1462 					   vlan->vid_end);
1463 	mv88e6xxx_reg_unlock(chip);
1464 
1465 	/* We don't need any dynamic resource from the kernel (yet),
1466 	 * so skip the prepare phase.
1467 	 */
1468 	return err;
1469 }
1470 
1471 static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port,
1472 					const unsigned char *addr, u16 vid,
1473 					u8 state)
1474 {
1475 	struct mv88e6xxx_atu_entry entry;
1476 	struct mv88e6xxx_vtu_entry vlan;
1477 	u16 fid;
1478 	int err;
1479 
1480 	/* Null VLAN ID corresponds to the port private database */
1481 	if (vid == 0) {
1482 		err = mv88e6xxx_port_get_fid(chip, port, &fid);
1483 		if (err)
1484 			return err;
1485 	} else {
1486 		vlan.vid = vid - 1;
1487 		vlan.valid = false;
1488 
1489 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1490 		if (err)
1491 			return err;
1492 
1493 		/* switchdev expects -EOPNOTSUPP to honor software VLANs */
1494 		if (vlan.vid != vid || !vlan.valid)
1495 			return -EOPNOTSUPP;
1496 
1497 		fid = vlan.fid;
1498 	}
1499 
1500 	entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1501 	ether_addr_copy(entry.mac, addr);
1502 	eth_addr_dec(entry.mac);
1503 
1504 	err = mv88e6xxx_g1_atu_getnext(chip, fid, &entry);
1505 	if (err)
1506 		return err;
1507 
1508 	/* Initialize a fresh ATU entry if it isn't found */
1509 	if (entry.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED ||
1510 	    !ether_addr_equal(entry.mac, addr)) {
1511 		memset(&entry, 0, sizeof(entry));
1512 		ether_addr_copy(entry.mac, addr);
1513 	}
1514 
1515 	/* Purge the ATU entry only if no port is using it anymore */
1516 	if (state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED) {
1517 		entry.portvec &= ~BIT(port);
1518 		if (!entry.portvec)
1519 			entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1520 	} else {
1521 		entry.portvec |= BIT(port);
1522 		entry.state = state;
1523 	}
1524 
1525 	return mv88e6xxx_g1_atu_loadpurge(chip, fid, &entry);
1526 }
1527 
1528 static int mv88e6xxx_port_add_broadcast(struct mv88e6xxx_chip *chip, int port,
1529 					u16 vid)
1530 {
1531 	const char broadcast[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1532 	u8 state = MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC;
1533 
1534 	return mv88e6xxx_port_db_load_purge(chip, port, broadcast, vid, state);
1535 }
1536 
1537 static int mv88e6xxx_broadcast_setup(struct mv88e6xxx_chip *chip, u16 vid)
1538 {
1539 	int port;
1540 	int err;
1541 
1542 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1543 		err = mv88e6xxx_port_add_broadcast(chip, port, vid);
1544 		if (err)
1545 			return err;
1546 	}
1547 
1548 	return 0;
1549 }
1550 
1551 static int mv88e6xxx_port_vlan_join(struct mv88e6xxx_chip *chip, int port,
1552 				    u16 vid, u8 member)
1553 {
1554 	const u8 non_member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
1555 	struct mv88e6xxx_vtu_entry vlan;
1556 	int i, err;
1557 
1558 	if (!vid)
1559 		return -EOPNOTSUPP;
1560 
1561 	vlan.vid = vid - 1;
1562 	vlan.valid = false;
1563 
1564 	err = mv88e6xxx_vtu_getnext(chip, &vlan);
1565 	if (err)
1566 		return err;
1567 
1568 	if (vlan.vid != vid || !vlan.valid) {
1569 		memset(&vlan, 0, sizeof(vlan));
1570 
1571 		err = mv88e6xxx_atu_new(chip, &vlan.fid);
1572 		if (err)
1573 			return err;
1574 
1575 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1576 			if (i == port)
1577 				vlan.member[i] = member;
1578 			else
1579 				vlan.member[i] = non_member;
1580 
1581 		vlan.vid = vid;
1582 		vlan.valid = true;
1583 
1584 		err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1585 		if (err)
1586 			return err;
1587 
1588 		err = mv88e6xxx_broadcast_setup(chip, vlan.vid);
1589 		if (err)
1590 			return err;
1591 	} else if (vlan.member[port] != member) {
1592 		vlan.member[port] = member;
1593 
1594 		err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1595 		if (err)
1596 			return err;
1597 	} else {
1598 		dev_info(chip->dev, "p%d: already a member of VLAN %d\n",
1599 			 port, vid);
1600 	}
1601 
1602 	return 0;
1603 }
1604 
1605 static void mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port,
1606 				    const struct switchdev_obj_port_vlan *vlan)
1607 {
1608 	struct mv88e6xxx_chip *chip = ds->priv;
1609 	bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
1610 	bool pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
1611 	u8 member;
1612 	u16 vid;
1613 
1614 	if (!chip->info->max_vid)
1615 		return;
1616 
1617 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1618 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNMODIFIED;
1619 	else if (untagged)
1620 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNTAGGED;
1621 	else
1622 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_TAGGED;
1623 
1624 	mv88e6xxx_reg_lock(chip);
1625 
1626 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid)
1627 		if (mv88e6xxx_port_vlan_join(chip, port, vid, member))
1628 			dev_err(ds->dev, "p%d: failed to add VLAN %d%c\n", port,
1629 				vid, untagged ? 'u' : 't');
1630 
1631 	if (pvid && mv88e6xxx_port_set_pvid(chip, port, vlan->vid_end))
1632 		dev_err(ds->dev, "p%d: failed to set PVID %d\n", port,
1633 			vlan->vid_end);
1634 
1635 	mv88e6xxx_reg_unlock(chip);
1636 }
1637 
1638 static int mv88e6xxx_port_vlan_leave(struct mv88e6xxx_chip *chip,
1639 				     int port, u16 vid)
1640 {
1641 	struct mv88e6xxx_vtu_entry vlan;
1642 	int i, err;
1643 
1644 	if (!vid)
1645 		return -EOPNOTSUPP;
1646 
1647 	vlan.vid = vid - 1;
1648 	vlan.valid = false;
1649 
1650 	err = mv88e6xxx_vtu_getnext(chip, &vlan);
1651 	if (err)
1652 		return err;
1653 
1654 	/* If the VLAN doesn't exist in hardware or the port isn't a member,
1655 	 * tell switchdev that this VLAN is likely handled in software.
1656 	 */
1657 	if (vlan.vid != vid || !vlan.valid ||
1658 	    vlan.member[port] == MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
1659 		return -EOPNOTSUPP;
1660 
1661 	vlan.member[port] = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
1662 
1663 	/* keep the VLAN unless all ports are excluded */
1664 	vlan.valid = false;
1665 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1666 		if (vlan.member[i] !=
1667 		    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER) {
1668 			vlan.valid = true;
1669 			break;
1670 		}
1671 	}
1672 
1673 	err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1674 	if (err)
1675 		return err;
1676 
1677 	return mv88e6xxx_g1_atu_remove(chip, vlan.fid, port, false);
1678 }
1679 
1680 static int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port,
1681 				   const struct switchdev_obj_port_vlan *vlan)
1682 {
1683 	struct mv88e6xxx_chip *chip = ds->priv;
1684 	u16 pvid, vid;
1685 	int err = 0;
1686 
1687 	if (!chip->info->max_vid)
1688 		return -EOPNOTSUPP;
1689 
1690 	mv88e6xxx_reg_lock(chip);
1691 
1692 	err = mv88e6xxx_port_get_pvid(chip, port, &pvid);
1693 	if (err)
1694 		goto unlock;
1695 
1696 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) {
1697 		err = mv88e6xxx_port_vlan_leave(chip, port, vid);
1698 		if (err)
1699 			goto unlock;
1700 
1701 		if (vid == pvid) {
1702 			err = mv88e6xxx_port_set_pvid(chip, port, 0);
1703 			if (err)
1704 				goto unlock;
1705 		}
1706 	}
1707 
1708 unlock:
1709 	mv88e6xxx_reg_unlock(chip);
1710 
1711 	return err;
1712 }
1713 
1714 static int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
1715 				  const unsigned char *addr, u16 vid)
1716 {
1717 	struct mv88e6xxx_chip *chip = ds->priv;
1718 	int err;
1719 
1720 	mv88e6xxx_reg_lock(chip);
1721 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1722 					   MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
1723 	mv88e6xxx_reg_unlock(chip);
1724 
1725 	return err;
1726 }
1727 
1728 static int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
1729 				  const unsigned char *addr, u16 vid)
1730 {
1731 	struct mv88e6xxx_chip *chip = ds->priv;
1732 	int err;
1733 
1734 	mv88e6xxx_reg_lock(chip);
1735 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1736 					   MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
1737 	mv88e6xxx_reg_unlock(chip);
1738 
1739 	return err;
1740 }
1741 
1742 static int mv88e6xxx_port_db_dump_fid(struct mv88e6xxx_chip *chip,
1743 				      u16 fid, u16 vid, int port,
1744 				      dsa_fdb_dump_cb_t *cb, void *data)
1745 {
1746 	struct mv88e6xxx_atu_entry addr;
1747 	bool is_static;
1748 	int err;
1749 
1750 	addr.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1751 	eth_broadcast_addr(addr.mac);
1752 
1753 	do {
1754 		err = mv88e6xxx_g1_atu_getnext(chip, fid, &addr);
1755 		if (err)
1756 			return err;
1757 
1758 		if (addr.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED)
1759 			break;
1760 
1761 		if (addr.trunk || (addr.portvec & BIT(port)) == 0)
1762 			continue;
1763 
1764 		if (!is_unicast_ether_addr(addr.mac))
1765 			continue;
1766 
1767 		is_static = (addr.state ==
1768 			     MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
1769 		err = cb(addr.mac, vid, is_static, data);
1770 		if (err)
1771 			return err;
1772 	} while (!is_broadcast_ether_addr(addr.mac));
1773 
1774 	return err;
1775 }
1776 
1777 static int mv88e6xxx_port_db_dump(struct mv88e6xxx_chip *chip, int port,
1778 				  dsa_fdb_dump_cb_t *cb, void *data)
1779 {
1780 	struct mv88e6xxx_vtu_entry vlan;
1781 	u16 fid;
1782 	int err;
1783 
1784 	/* Dump port's default Filtering Information Database (VLAN ID 0) */
1785 	err = mv88e6xxx_port_get_fid(chip, port, &fid);
1786 	if (err)
1787 		return err;
1788 
1789 	err = mv88e6xxx_port_db_dump_fid(chip, fid, 0, port, cb, data);
1790 	if (err)
1791 		return err;
1792 
1793 	/* Dump VLANs' Filtering Information Databases */
1794 	vlan.vid = chip->info->max_vid;
1795 	vlan.valid = false;
1796 
1797 	do {
1798 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1799 		if (err)
1800 			return err;
1801 
1802 		if (!vlan.valid)
1803 			break;
1804 
1805 		err = mv88e6xxx_port_db_dump_fid(chip, vlan.fid, vlan.vid, port,
1806 						 cb, data);
1807 		if (err)
1808 			return err;
1809 	} while (vlan.vid < chip->info->max_vid);
1810 
1811 	return err;
1812 }
1813 
1814 static int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
1815 				   dsa_fdb_dump_cb_t *cb, void *data)
1816 {
1817 	struct mv88e6xxx_chip *chip = ds->priv;
1818 	int err;
1819 
1820 	mv88e6xxx_reg_lock(chip);
1821 	err = mv88e6xxx_port_db_dump(chip, port, cb, data);
1822 	mv88e6xxx_reg_unlock(chip);
1823 
1824 	return err;
1825 }
1826 
1827 static int mv88e6xxx_bridge_map(struct mv88e6xxx_chip *chip,
1828 				struct net_device *br)
1829 {
1830 	struct dsa_switch *ds;
1831 	int port;
1832 	int dev;
1833 	int err;
1834 
1835 	/* Remap the Port VLAN of each local bridge group member */
1836 	for (port = 0; port < mv88e6xxx_num_ports(chip); ++port) {
1837 		if (chip->ds->ports[port].bridge_dev == br) {
1838 			err = mv88e6xxx_port_vlan_map(chip, port);
1839 			if (err)
1840 				return err;
1841 		}
1842 	}
1843 
1844 	if (!mv88e6xxx_has_pvt(chip))
1845 		return 0;
1846 
1847 	/* Remap the Port VLAN of each cross-chip bridge group member */
1848 	for (dev = 0; dev < DSA_MAX_SWITCHES; ++dev) {
1849 		ds = chip->ds->dst->ds[dev];
1850 		if (!ds)
1851 			break;
1852 
1853 		for (port = 0; port < ds->num_ports; ++port) {
1854 			if (ds->ports[port].bridge_dev == br) {
1855 				err = mv88e6xxx_pvt_map(chip, dev, port);
1856 				if (err)
1857 					return err;
1858 			}
1859 		}
1860 	}
1861 
1862 	return 0;
1863 }
1864 
1865 static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port,
1866 				      struct net_device *br)
1867 {
1868 	struct mv88e6xxx_chip *chip = ds->priv;
1869 	int err;
1870 
1871 	mv88e6xxx_reg_lock(chip);
1872 	err = mv88e6xxx_bridge_map(chip, br);
1873 	mv88e6xxx_reg_unlock(chip);
1874 
1875 	return err;
1876 }
1877 
1878 static void mv88e6xxx_port_bridge_leave(struct dsa_switch *ds, int port,
1879 					struct net_device *br)
1880 {
1881 	struct mv88e6xxx_chip *chip = ds->priv;
1882 
1883 	mv88e6xxx_reg_lock(chip);
1884 	if (mv88e6xxx_bridge_map(chip, br) ||
1885 	    mv88e6xxx_port_vlan_map(chip, port))
1886 		dev_err(ds->dev, "failed to remap in-chip Port VLAN\n");
1887 	mv88e6xxx_reg_unlock(chip);
1888 }
1889 
1890 static int mv88e6xxx_crosschip_bridge_join(struct dsa_switch *ds, int dev,
1891 					   int port, struct net_device *br)
1892 {
1893 	struct mv88e6xxx_chip *chip = ds->priv;
1894 	int err;
1895 
1896 	if (!mv88e6xxx_has_pvt(chip))
1897 		return 0;
1898 
1899 	mv88e6xxx_reg_lock(chip);
1900 	err = mv88e6xxx_pvt_map(chip, dev, port);
1901 	mv88e6xxx_reg_unlock(chip);
1902 
1903 	return err;
1904 }
1905 
1906 static void mv88e6xxx_crosschip_bridge_leave(struct dsa_switch *ds, int dev,
1907 					     int port, struct net_device *br)
1908 {
1909 	struct mv88e6xxx_chip *chip = ds->priv;
1910 
1911 	if (!mv88e6xxx_has_pvt(chip))
1912 		return;
1913 
1914 	mv88e6xxx_reg_lock(chip);
1915 	if (mv88e6xxx_pvt_map(chip, dev, port))
1916 		dev_err(ds->dev, "failed to remap cross-chip Port VLAN\n");
1917 	mv88e6xxx_reg_unlock(chip);
1918 }
1919 
1920 static int mv88e6xxx_software_reset(struct mv88e6xxx_chip *chip)
1921 {
1922 	if (chip->info->ops->reset)
1923 		return chip->info->ops->reset(chip);
1924 
1925 	return 0;
1926 }
1927 
1928 static void mv88e6xxx_hardware_reset(struct mv88e6xxx_chip *chip)
1929 {
1930 	struct gpio_desc *gpiod = chip->reset;
1931 
1932 	/* If there is a GPIO connected to the reset pin, toggle it */
1933 	if (gpiod) {
1934 		gpiod_set_value_cansleep(gpiod, 1);
1935 		usleep_range(10000, 20000);
1936 		gpiod_set_value_cansleep(gpiod, 0);
1937 		usleep_range(10000, 20000);
1938 	}
1939 }
1940 
1941 static int mv88e6xxx_disable_ports(struct mv88e6xxx_chip *chip)
1942 {
1943 	int i, err;
1944 
1945 	/* Set all ports to the Disabled state */
1946 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
1947 		err = mv88e6xxx_port_set_state(chip, i, BR_STATE_DISABLED);
1948 		if (err)
1949 			return err;
1950 	}
1951 
1952 	/* Wait for transmit queues to drain,
1953 	 * i.e. 2ms for a maximum frame to be transmitted at 10 Mbps.
1954 	 */
1955 	usleep_range(2000, 4000);
1956 
1957 	return 0;
1958 }
1959 
1960 static int mv88e6xxx_switch_reset(struct mv88e6xxx_chip *chip)
1961 {
1962 	int err;
1963 
1964 	err = mv88e6xxx_disable_ports(chip);
1965 	if (err)
1966 		return err;
1967 
1968 	mv88e6xxx_hardware_reset(chip);
1969 
1970 	return mv88e6xxx_software_reset(chip);
1971 }
1972 
1973 static int mv88e6xxx_set_port_mode(struct mv88e6xxx_chip *chip, int port,
1974 				   enum mv88e6xxx_frame_mode frame,
1975 				   enum mv88e6xxx_egress_mode egress, u16 etype)
1976 {
1977 	int err;
1978 
1979 	if (!chip->info->ops->port_set_frame_mode)
1980 		return -EOPNOTSUPP;
1981 
1982 	err = mv88e6xxx_port_set_egress_mode(chip, port, egress);
1983 	if (err)
1984 		return err;
1985 
1986 	err = chip->info->ops->port_set_frame_mode(chip, port, frame);
1987 	if (err)
1988 		return err;
1989 
1990 	if (chip->info->ops->port_set_ether_type)
1991 		return chip->info->ops->port_set_ether_type(chip, port, etype);
1992 
1993 	return 0;
1994 }
1995 
1996 static int mv88e6xxx_set_port_mode_normal(struct mv88e6xxx_chip *chip, int port)
1997 {
1998 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_NORMAL,
1999 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
2000 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2001 }
2002 
2003 static int mv88e6xxx_set_port_mode_dsa(struct mv88e6xxx_chip *chip, int port)
2004 {
2005 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_DSA,
2006 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
2007 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2008 }
2009 
2010 static int mv88e6xxx_set_port_mode_edsa(struct mv88e6xxx_chip *chip, int port)
2011 {
2012 	return mv88e6xxx_set_port_mode(chip, port,
2013 				       MV88E6XXX_FRAME_MODE_ETHERTYPE,
2014 				       MV88E6XXX_EGRESS_MODE_ETHERTYPE,
2015 				       ETH_P_EDSA);
2016 }
2017 
2018 static int mv88e6xxx_setup_port_mode(struct mv88e6xxx_chip *chip, int port)
2019 {
2020 	if (dsa_is_dsa_port(chip->ds, port))
2021 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2022 
2023 	if (dsa_is_user_port(chip->ds, port))
2024 		return mv88e6xxx_set_port_mode_normal(chip, port);
2025 
2026 	/* Setup CPU port mode depending on its supported tag format */
2027 	if (chip->info->tag_protocol == DSA_TAG_PROTO_DSA)
2028 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2029 
2030 	if (chip->info->tag_protocol == DSA_TAG_PROTO_EDSA)
2031 		return mv88e6xxx_set_port_mode_edsa(chip, port);
2032 
2033 	return -EINVAL;
2034 }
2035 
2036 static int mv88e6xxx_setup_message_port(struct mv88e6xxx_chip *chip, int port)
2037 {
2038 	bool message = dsa_is_dsa_port(chip->ds, port);
2039 
2040 	return mv88e6xxx_port_set_message_port(chip, port, message);
2041 }
2042 
2043 static int mv88e6xxx_setup_egress_floods(struct mv88e6xxx_chip *chip, int port)
2044 {
2045 	struct dsa_switch *ds = chip->ds;
2046 	bool flood;
2047 
2048 	/* Upstream ports flood frames with unknown unicast or multicast DA */
2049 	flood = dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port);
2050 	if (chip->info->ops->port_set_egress_floods)
2051 		return chip->info->ops->port_set_egress_floods(chip, port,
2052 							       flood, flood);
2053 
2054 	return 0;
2055 }
2056 
2057 static irqreturn_t mv88e6xxx_serdes_irq_thread_fn(int irq, void *dev_id)
2058 {
2059 	struct mv88e6xxx_port *mvp = dev_id;
2060 	struct mv88e6xxx_chip *chip = mvp->chip;
2061 	irqreturn_t ret = IRQ_NONE;
2062 	int port = mvp->port;
2063 	u8 lane;
2064 
2065 	mv88e6xxx_reg_lock(chip);
2066 	lane = mv88e6xxx_serdes_get_lane(chip, port);
2067 	if (lane)
2068 		ret = mv88e6xxx_serdes_irq_status(chip, port, lane);
2069 	mv88e6xxx_reg_unlock(chip);
2070 
2071 	return ret;
2072 }
2073 
2074 static int mv88e6xxx_serdes_irq_request(struct mv88e6xxx_chip *chip, int port,
2075 					u8 lane)
2076 {
2077 	struct mv88e6xxx_port *dev_id = &chip->ports[port];
2078 	unsigned int irq;
2079 	int err;
2080 
2081 	/* Nothing to request if this SERDES port has no IRQ */
2082 	irq = mv88e6xxx_serdes_irq_mapping(chip, port);
2083 	if (!irq)
2084 		return 0;
2085 
2086 	/* Requesting the IRQ will trigger IRQ callbacks, so release the lock */
2087 	mv88e6xxx_reg_unlock(chip);
2088 	err = request_threaded_irq(irq, NULL, mv88e6xxx_serdes_irq_thread_fn,
2089 				   IRQF_ONESHOT, "mv88e6xxx-serdes", dev_id);
2090 	mv88e6xxx_reg_lock(chip);
2091 	if (err)
2092 		return err;
2093 
2094 	dev_id->serdes_irq = irq;
2095 
2096 	return mv88e6xxx_serdes_irq_enable(chip, port, lane);
2097 }
2098 
2099 static int mv88e6xxx_serdes_irq_free(struct mv88e6xxx_chip *chip, int port,
2100 				     u8 lane)
2101 {
2102 	struct mv88e6xxx_port *dev_id = &chip->ports[port];
2103 	unsigned int irq = dev_id->serdes_irq;
2104 	int err;
2105 
2106 	/* Nothing to free if no IRQ has been requested */
2107 	if (!irq)
2108 		return 0;
2109 
2110 	err = mv88e6xxx_serdes_irq_disable(chip, port, lane);
2111 
2112 	/* Freeing the IRQ will trigger IRQ callbacks, so release the lock */
2113 	mv88e6xxx_reg_unlock(chip);
2114 	free_irq(irq, dev_id);
2115 	mv88e6xxx_reg_lock(chip);
2116 
2117 	dev_id->serdes_irq = 0;
2118 
2119 	return err;
2120 }
2121 
2122 static int mv88e6xxx_serdes_power(struct mv88e6xxx_chip *chip, int port,
2123 				  bool on)
2124 {
2125 	u8 lane;
2126 	int err;
2127 
2128 	lane = mv88e6xxx_serdes_get_lane(chip, port);
2129 	if (!lane)
2130 		return 0;
2131 
2132 	if (on) {
2133 		err = mv88e6xxx_serdes_power_up(chip, port, lane);
2134 		if (err)
2135 			return err;
2136 
2137 		err = mv88e6xxx_serdes_irq_request(chip, port, lane);
2138 	} else {
2139 		err = mv88e6xxx_serdes_irq_free(chip, port, lane);
2140 		if (err)
2141 			return err;
2142 
2143 		err = mv88e6xxx_serdes_power_down(chip, port, lane);
2144 	}
2145 
2146 	return err;
2147 }
2148 
2149 static int mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip *chip, int port)
2150 {
2151 	struct dsa_switch *ds = chip->ds;
2152 	int upstream_port;
2153 	int err;
2154 
2155 	upstream_port = dsa_upstream_port(ds, port);
2156 	if (chip->info->ops->port_set_upstream_port) {
2157 		err = chip->info->ops->port_set_upstream_port(chip, port,
2158 							      upstream_port);
2159 		if (err)
2160 			return err;
2161 	}
2162 
2163 	if (port == upstream_port) {
2164 		if (chip->info->ops->set_cpu_port) {
2165 			err = chip->info->ops->set_cpu_port(chip,
2166 							    upstream_port);
2167 			if (err)
2168 				return err;
2169 		}
2170 
2171 		if (chip->info->ops->set_egress_port) {
2172 			err = chip->info->ops->set_egress_port(chip,
2173 							       upstream_port);
2174 			if (err)
2175 				return err;
2176 		}
2177 	}
2178 
2179 	return 0;
2180 }
2181 
2182 static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port)
2183 {
2184 	struct dsa_switch *ds = chip->ds;
2185 	int err;
2186 	u16 reg;
2187 
2188 	chip->ports[port].chip = chip;
2189 	chip->ports[port].port = port;
2190 
2191 	/* MAC Forcing register: don't force link, speed, duplex or flow control
2192 	 * state to any particular values on physical ports, but force the CPU
2193 	 * port and all DSA ports to their maximum bandwidth and full duplex.
2194 	 */
2195 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
2196 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_FORCED_UP,
2197 					       SPEED_MAX, DUPLEX_FULL,
2198 					       PAUSE_OFF,
2199 					       PHY_INTERFACE_MODE_NA);
2200 	else
2201 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_UNFORCED,
2202 					       SPEED_UNFORCED, DUPLEX_UNFORCED,
2203 					       PAUSE_ON,
2204 					       PHY_INTERFACE_MODE_NA);
2205 	if (err)
2206 		return err;
2207 
2208 	/* Port Control: disable Drop-on-Unlock, disable Drop-on-Lock,
2209 	 * disable Header mode, enable IGMP/MLD snooping, disable VLAN
2210 	 * tunneling, determine priority by looking at 802.1p and IP
2211 	 * priority fields (IP prio has precedence), and set STP state
2212 	 * to Forwarding.
2213 	 *
2214 	 * If this is the CPU link, use DSA or EDSA tagging depending
2215 	 * on which tagging mode was configured.
2216 	 *
2217 	 * If this is a link to another switch, use DSA tagging mode.
2218 	 *
2219 	 * If this is the upstream port for this switch, enable
2220 	 * forwarding of unknown unicasts and multicasts.
2221 	 */
2222 	reg = MV88E6XXX_PORT_CTL0_IGMP_MLD_SNOOP |
2223 		MV88E6185_PORT_CTL0_USE_TAG | MV88E6185_PORT_CTL0_USE_IP |
2224 		MV88E6XXX_PORT_CTL0_STATE_FORWARDING;
2225 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg);
2226 	if (err)
2227 		return err;
2228 
2229 	err = mv88e6xxx_setup_port_mode(chip, port);
2230 	if (err)
2231 		return err;
2232 
2233 	err = mv88e6xxx_setup_egress_floods(chip, port);
2234 	if (err)
2235 		return err;
2236 
2237 	/* Port Control 2: don't force a good FCS, set the maximum frame size to
2238 	 * 10240 bytes, disable 802.1q tags checking, don't discard tagged or
2239 	 * untagged frames on this port, do a destination address lookup on all
2240 	 * received packets as usual, disable ARP mirroring and don't send a
2241 	 * copy of all transmitted/received frames on this port to the CPU.
2242 	 */
2243 	err = mv88e6xxx_port_set_map_da(chip, port);
2244 	if (err)
2245 		return err;
2246 
2247 	err = mv88e6xxx_setup_upstream_port(chip, port);
2248 	if (err)
2249 		return err;
2250 
2251 	err = mv88e6xxx_port_set_8021q_mode(chip, port,
2252 				MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED);
2253 	if (err)
2254 		return err;
2255 
2256 	if (chip->info->ops->port_set_jumbo_size) {
2257 		err = chip->info->ops->port_set_jumbo_size(chip, port, 10240);
2258 		if (err)
2259 			return err;
2260 	}
2261 
2262 	/* Port Association Vector: when learning source addresses
2263 	 * of packets, add the address to the address database using
2264 	 * a port bitmap that has only the bit for this port set and
2265 	 * the other bits clear.
2266 	 */
2267 	reg = 1 << port;
2268 	/* Disable learning for CPU port */
2269 	if (dsa_is_cpu_port(ds, port))
2270 		reg = 0;
2271 
2272 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ASSOC_VECTOR,
2273 				   reg);
2274 	if (err)
2275 		return err;
2276 
2277 	/* Egress rate control 2: disable egress rate control. */
2278 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_EGRESS_RATE_CTL2,
2279 				   0x0000);
2280 	if (err)
2281 		return err;
2282 
2283 	if (chip->info->ops->port_pause_limit) {
2284 		err = chip->info->ops->port_pause_limit(chip, port, 0, 0);
2285 		if (err)
2286 			return err;
2287 	}
2288 
2289 	if (chip->info->ops->port_disable_learn_limit) {
2290 		err = chip->info->ops->port_disable_learn_limit(chip, port);
2291 		if (err)
2292 			return err;
2293 	}
2294 
2295 	if (chip->info->ops->port_disable_pri_override) {
2296 		err = chip->info->ops->port_disable_pri_override(chip, port);
2297 		if (err)
2298 			return err;
2299 	}
2300 
2301 	if (chip->info->ops->port_tag_remap) {
2302 		err = chip->info->ops->port_tag_remap(chip, port);
2303 		if (err)
2304 			return err;
2305 	}
2306 
2307 	if (chip->info->ops->port_egress_rate_limiting) {
2308 		err = chip->info->ops->port_egress_rate_limiting(chip, port);
2309 		if (err)
2310 			return err;
2311 	}
2312 
2313 	if (chip->info->ops->port_setup_message_port) {
2314 		err = chip->info->ops->port_setup_message_port(chip, port);
2315 		if (err)
2316 			return err;
2317 	}
2318 
2319 	/* Port based VLAN map: give each port the same default address
2320 	 * database, and allow bidirectional communication between the
2321 	 * CPU and DSA port(s), and the other ports.
2322 	 */
2323 	err = mv88e6xxx_port_set_fid(chip, port, 0);
2324 	if (err)
2325 		return err;
2326 
2327 	err = mv88e6xxx_port_vlan_map(chip, port);
2328 	if (err)
2329 		return err;
2330 
2331 	/* Default VLAN ID and priority: don't set a default VLAN
2332 	 * ID, and set the default packet priority to zero.
2333 	 */
2334 	return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_DEFAULT_VLAN, 0);
2335 }
2336 
2337 static int mv88e6xxx_port_enable(struct dsa_switch *ds, int port,
2338 				 struct phy_device *phydev)
2339 {
2340 	struct mv88e6xxx_chip *chip = ds->priv;
2341 	int err;
2342 
2343 	mv88e6xxx_reg_lock(chip);
2344 	err = mv88e6xxx_serdes_power(chip, port, true);
2345 	mv88e6xxx_reg_unlock(chip);
2346 
2347 	return err;
2348 }
2349 
2350 static void mv88e6xxx_port_disable(struct dsa_switch *ds, int port)
2351 {
2352 	struct mv88e6xxx_chip *chip = ds->priv;
2353 
2354 	mv88e6xxx_reg_lock(chip);
2355 	if (mv88e6xxx_serdes_power(chip, port, false))
2356 		dev_err(chip->dev, "failed to power off SERDES\n");
2357 	mv88e6xxx_reg_unlock(chip);
2358 }
2359 
2360 static int mv88e6xxx_set_ageing_time(struct dsa_switch *ds,
2361 				     unsigned int ageing_time)
2362 {
2363 	struct mv88e6xxx_chip *chip = ds->priv;
2364 	int err;
2365 
2366 	mv88e6xxx_reg_lock(chip);
2367 	err = mv88e6xxx_g1_atu_set_age_time(chip, ageing_time);
2368 	mv88e6xxx_reg_unlock(chip);
2369 
2370 	return err;
2371 }
2372 
2373 static int mv88e6xxx_stats_setup(struct mv88e6xxx_chip *chip)
2374 {
2375 	int err;
2376 
2377 	/* Initialize the statistics unit */
2378 	if (chip->info->ops->stats_set_histogram) {
2379 		err = chip->info->ops->stats_set_histogram(chip);
2380 		if (err)
2381 			return err;
2382 	}
2383 
2384 	return mv88e6xxx_g1_stats_clear(chip);
2385 }
2386 
2387 /* Check if the errata has already been applied. */
2388 static bool mv88e6390_setup_errata_applied(struct mv88e6xxx_chip *chip)
2389 {
2390 	int port;
2391 	int err;
2392 	u16 val;
2393 
2394 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2395 		err = mv88e6xxx_port_hidden_read(chip, 0xf, port, 0, &val);
2396 		if (err) {
2397 			dev_err(chip->dev,
2398 				"Error reading hidden register: %d\n", err);
2399 			return false;
2400 		}
2401 		if (val != 0x01c0)
2402 			return false;
2403 	}
2404 
2405 	return true;
2406 }
2407 
2408 /* The 6390 copper ports have an errata which require poking magic
2409  * values into undocumented hidden registers and then performing a
2410  * software reset.
2411  */
2412 static int mv88e6390_setup_errata(struct mv88e6xxx_chip *chip)
2413 {
2414 	int port;
2415 	int err;
2416 
2417 	if (mv88e6390_setup_errata_applied(chip))
2418 		return 0;
2419 
2420 	/* Set the ports into blocking mode */
2421 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2422 		err = mv88e6xxx_port_set_state(chip, port, BR_STATE_DISABLED);
2423 		if (err)
2424 			return err;
2425 	}
2426 
2427 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2428 		err = mv88e6xxx_port_hidden_write(chip, 0xf, port, 0, 0x01c0);
2429 		if (err)
2430 			return err;
2431 	}
2432 
2433 	return mv88e6xxx_software_reset(chip);
2434 }
2435 
2436 static int mv88e6xxx_setup(struct dsa_switch *ds)
2437 {
2438 	struct mv88e6xxx_chip *chip = ds->priv;
2439 	u8 cmode;
2440 	int err;
2441 	int i;
2442 
2443 	chip->ds = ds;
2444 	ds->slave_mii_bus = mv88e6xxx_default_mdio_bus(chip);
2445 
2446 	mv88e6xxx_reg_lock(chip);
2447 
2448 	if (chip->info->ops->setup_errata) {
2449 		err = chip->info->ops->setup_errata(chip);
2450 		if (err)
2451 			goto unlock;
2452 	}
2453 
2454 	/* Cache the cmode of each port. */
2455 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2456 		if (chip->info->ops->port_get_cmode) {
2457 			err = chip->info->ops->port_get_cmode(chip, i, &cmode);
2458 			if (err)
2459 				goto unlock;
2460 
2461 			chip->ports[i].cmode = cmode;
2462 		}
2463 	}
2464 
2465 	/* Setup Switch Port Registers */
2466 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2467 		if (dsa_is_unused_port(ds, i))
2468 			continue;
2469 
2470 		/* Prevent the use of an invalid port. */
2471 		if (mv88e6xxx_is_invalid_port(chip, i)) {
2472 			dev_err(chip->dev, "port %d is invalid\n", i);
2473 			err = -EINVAL;
2474 			goto unlock;
2475 		}
2476 
2477 		err = mv88e6xxx_setup_port(chip, i);
2478 		if (err)
2479 			goto unlock;
2480 	}
2481 
2482 	err = mv88e6xxx_irl_setup(chip);
2483 	if (err)
2484 		goto unlock;
2485 
2486 	err = mv88e6xxx_mac_setup(chip);
2487 	if (err)
2488 		goto unlock;
2489 
2490 	err = mv88e6xxx_phy_setup(chip);
2491 	if (err)
2492 		goto unlock;
2493 
2494 	err = mv88e6xxx_vtu_setup(chip);
2495 	if (err)
2496 		goto unlock;
2497 
2498 	err = mv88e6xxx_pvt_setup(chip);
2499 	if (err)
2500 		goto unlock;
2501 
2502 	err = mv88e6xxx_atu_setup(chip);
2503 	if (err)
2504 		goto unlock;
2505 
2506 	err = mv88e6xxx_broadcast_setup(chip, 0);
2507 	if (err)
2508 		goto unlock;
2509 
2510 	err = mv88e6xxx_pot_setup(chip);
2511 	if (err)
2512 		goto unlock;
2513 
2514 	err = mv88e6xxx_rmu_setup(chip);
2515 	if (err)
2516 		goto unlock;
2517 
2518 	err = mv88e6xxx_rsvd2cpu_setup(chip);
2519 	if (err)
2520 		goto unlock;
2521 
2522 	err = mv88e6xxx_trunk_setup(chip);
2523 	if (err)
2524 		goto unlock;
2525 
2526 	err = mv88e6xxx_devmap_setup(chip);
2527 	if (err)
2528 		goto unlock;
2529 
2530 	err = mv88e6xxx_pri_setup(chip);
2531 	if (err)
2532 		goto unlock;
2533 
2534 	/* Setup PTP Hardware Clock and timestamping */
2535 	if (chip->info->ptp_support) {
2536 		err = mv88e6xxx_ptp_setup(chip);
2537 		if (err)
2538 			goto unlock;
2539 
2540 		err = mv88e6xxx_hwtstamp_setup(chip);
2541 		if (err)
2542 			goto unlock;
2543 	}
2544 
2545 	err = mv88e6xxx_stats_setup(chip);
2546 	if (err)
2547 		goto unlock;
2548 
2549 unlock:
2550 	mv88e6xxx_reg_unlock(chip);
2551 
2552 	return err;
2553 }
2554 
2555 static int mv88e6xxx_mdio_read(struct mii_bus *bus, int phy, int reg)
2556 {
2557 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
2558 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
2559 	u16 val;
2560 	int err;
2561 
2562 	if (!chip->info->ops->phy_read)
2563 		return -EOPNOTSUPP;
2564 
2565 	mv88e6xxx_reg_lock(chip);
2566 	err = chip->info->ops->phy_read(chip, bus, phy, reg, &val);
2567 	mv88e6xxx_reg_unlock(chip);
2568 
2569 	if (reg == MII_PHYSID2) {
2570 		/* Some internal PHYs don't have a model number. */
2571 		if (chip->info->family != MV88E6XXX_FAMILY_6165)
2572 			/* Then there is the 6165 family. It gets is
2573 			 * PHYs correct. But it can also have two
2574 			 * SERDES interfaces in the PHY address
2575 			 * space. And these don't have a model
2576 			 * number. But they are not PHYs, so we don't
2577 			 * want to give them something a PHY driver
2578 			 * will recognise.
2579 			 *
2580 			 * Use the mv88e6390 family model number
2581 			 * instead, for anything which really could be
2582 			 * a PHY,
2583 			 */
2584 			if (!(val & 0x3f0))
2585 				val |= MV88E6XXX_PORT_SWITCH_ID_PROD_6390 >> 4;
2586 	}
2587 
2588 	return err ? err : val;
2589 }
2590 
2591 static int mv88e6xxx_mdio_write(struct mii_bus *bus, int phy, int reg, u16 val)
2592 {
2593 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
2594 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
2595 	int err;
2596 
2597 	if (!chip->info->ops->phy_write)
2598 		return -EOPNOTSUPP;
2599 
2600 	mv88e6xxx_reg_lock(chip);
2601 	err = chip->info->ops->phy_write(chip, bus, phy, reg, val);
2602 	mv88e6xxx_reg_unlock(chip);
2603 
2604 	return err;
2605 }
2606 
2607 static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip,
2608 				   struct device_node *np,
2609 				   bool external)
2610 {
2611 	static int index;
2612 	struct mv88e6xxx_mdio_bus *mdio_bus;
2613 	struct mii_bus *bus;
2614 	int err;
2615 
2616 	if (external) {
2617 		mv88e6xxx_reg_lock(chip);
2618 		err = mv88e6xxx_g2_scratch_gpio_set_smi(chip, true);
2619 		mv88e6xxx_reg_unlock(chip);
2620 
2621 		if (err)
2622 			return err;
2623 	}
2624 
2625 	bus = devm_mdiobus_alloc_size(chip->dev, sizeof(*mdio_bus));
2626 	if (!bus)
2627 		return -ENOMEM;
2628 
2629 	mdio_bus = bus->priv;
2630 	mdio_bus->bus = bus;
2631 	mdio_bus->chip = chip;
2632 	INIT_LIST_HEAD(&mdio_bus->list);
2633 	mdio_bus->external = external;
2634 
2635 	if (np) {
2636 		bus->name = np->full_name;
2637 		snprintf(bus->id, MII_BUS_ID_SIZE, "%pOF", np);
2638 	} else {
2639 		bus->name = "mv88e6xxx SMI";
2640 		snprintf(bus->id, MII_BUS_ID_SIZE, "mv88e6xxx-%d", index++);
2641 	}
2642 
2643 	bus->read = mv88e6xxx_mdio_read;
2644 	bus->write = mv88e6xxx_mdio_write;
2645 	bus->parent = chip->dev;
2646 
2647 	if (!external) {
2648 		err = mv88e6xxx_g2_irq_mdio_setup(chip, bus);
2649 		if (err)
2650 			return err;
2651 	}
2652 
2653 	err = of_mdiobus_register(bus, np);
2654 	if (err) {
2655 		dev_err(chip->dev, "Cannot register MDIO bus (%d)\n", err);
2656 		mv88e6xxx_g2_irq_mdio_free(chip, bus);
2657 		return err;
2658 	}
2659 
2660 	if (external)
2661 		list_add_tail(&mdio_bus->list, &chip->mdios);
2662 	else
2663 		list_add(&mdio_bus->list, &chip->mdios);
2664 
2665 	return 0;
2666 }
2667 
2668 static const struct of_device_id mv88e6xxx_mdio_external_match[] = {
2669 	{ .compatible = "marvell,mv88e6xxx-mdio-external",
2670 	  .data = (void *)true },
2671 	{ },
2672 };
2673 
2674 static void mv88e6xxx_mdios_unregister(struct mv88e6xxx_chip *chip)
2675 
2676 {
2677 	struct mv88e6xxx_mdio_bus *mdio_bus;
2678 	struct mii_bus *bus;
2679 
2680 	list_for_each_entry(mdio_bus, &chip->mdios, list) {
2681 		bus = mdio_bus->bus;
2682 
2683 		if (!mdio_bus->external)
2684 			mv88e6xxx_g2_irq_mdio_free(chip, bus);
2685 
2686 		mdiobus_unregister(bus);
2687 	}
2688 }
2689 
2690 static int mv88e6xxx_mdios_register(struct mv88e6xxx_chip *chip,
2691 				    struct device_node *np)
2692 {
2693 	const struct of_device_id *match;
2694 	struct device_node *child;
2695 	int err;
2696 
2697 	/* Always register one mdio bus for the internal/default mdio
2698 	 * bus. This maybe represented in the device tree, but is
2699 	 * optional.
2700 	 */
2701 	child = of_get_child_by_name(np, "mdio");
2702 	err = mv88e6xxx_mdio_register(chip, child, false);
2703 	if (err)
2704 		return err;
2705 
2706 	/* Walk the device tree, and see if there are any other nodes
2707 	 * which say they are compatible with the external mdio
2708 	 * bus.
2709 	 */
2710 	for_each_available_child_of_node(np, child) {
2711 		match = of_match_node(mv88e6xxx_mdio_external_match, child);
2712 		if (match) {
2713 			err = mv88e6xxx_mdio_register(chip, child, true);
2714 			if (err) {
2715 				mv88e6xxx_mdios_unregister(chip);
2716 				of_node_put(child);
2717 				return err;
2718 			}
2719 		}
2720 	}
2721 
2722 	return 0;
2723 }
2724 
2725 static int mv88e6xxx_get_eeprom_len(struct dsa_switch *ds)
2726 {
2727 	struct mv88e6xxx_chip *chip = ds->priv;
2728 
2729 	return chip->eeprom_len;
2730 }
2731 
2732 static int mv88e6xxx_get_eeprom(struct dsa_switch *ds,
2733 				struct ethtool_eeprom *eeprom, u8 *data)
2734 {
2735 	struct mv88e6xxx_chip *chip = ds->priv;
2736 	int err;
2737 
2738 	if (!chip->info->ops->get_eeprom)
2739 		return -EOPNOTSUPP;
2740 
2741 	mv88e6xxx_reg_lock(chip);
2742 	err = chip->info->ops->get_eeprom(chip, eeprom, data);
2743 	mv88e6xxx_reg_unlock(chip);
2744 
2745 	if (err)
2746 		return err;
2747 
2748 	eeprom->magic = 0xc3ec4951;
2749 
2750 	return 0;
2751 }
2752 
2753 static int mv88e6xxx_set_eeprom(struct dsa_switch *ds,
2754 				struct ethtool_eeprom *eeprom, u8 *data)
2755 {
2756 	struct mv88e6xxx_chip *chip = ds->priv;
2757 	int err;
2758 
2759 	if (!chip->info->ops->set_eeprom)
2760 		return -EOPNOTSUPP;
2761 
2762 	if (eeprom->magic != 0xc3ec4951)
2763 		return -EINVAL;
2764 
2765 	mv88e6xxx_reg_lock(chip);
2766 	err = chip->info->ops->set_eeprom(chip, eeprom, data);
2767 	mv88e6xxx_reg_unlock(chip);
2768 
2769 	return err;
2770 }
2771 
2772 static const struct mv88e6xxx_ops mv88e6085_ops = {
2773 	/* MV88E6XXX_FAMILY_6097 */
2774 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2775 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2776 	.irl_init_all = mv88e6352_g2_irl_init_all,
2777 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2778 	.phy_read = mv88e6185_phy_ppu_read,
2779 	.phy_write = mv88e6185_phy_ppu_write,
2780 	.port_set_link = mv88e6xxx_port_set_link,
2781 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2782 	.port_set_speed = mv88e6185_port_set_speed,
2783 	.port_tag_remap = mv88e6095_port_tag_remap,
2784 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2785 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2786 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2787 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
2788 	.port_pause_limit = mv88e6097_port_pause_limit,
2789 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2790 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2791 	.port_link_state = mv88e6352_port_link_state,
2792 	.port_get_cmode = mv88e6185_port_get_cmode,
2793 	.port_setup_message_port = mv88e6xxx_setup_message_port,
2794 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2795 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2796 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2797 	.stats_get_strings = mv88e6095_stats_get_strings,
2798 	.stats_get_stats = mv88e6095_stats_get_stats,
2799 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2800 	.set_egress_port = mv88e6095_g1_set_egress_port,
2801 	.watchdog_ops = &mv88e6097_watchdog_ops,
2802 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2803 	.pot_clear = mv88e6xxx_g2_pot_clear,
2804 	.ppu_enable = mv88e6185_g1_ppu_enable,
2805 	.ppu_disable = mv88e6185_g1_ppu_disable,
2806 	.reset = mv88e6185_g1_reset,
2807 	.rmu_disable = mv88e6085_g1_rmu_disable,
2808 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2809 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2810 	.phylink_validate = mv88e6185_phylink_validate,
2811 };
2812 
2813 static const struct mv88e6xxx_ops mv88e6095_ops = {
2814 	/* MV88E6XXX_FAMILY_6095 */
2815 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2816 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2817 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2818 	.phy_read = mv88e6185_phy_ppu_read,
2819 	.phy_write = mv88e6185_phy_ppu_write,
2820 	.port_set_link = mv88e6xxx_port_set_link,
2821 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2822 	.port_set_speed = mv88e6185_port_set_speed,
2823 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
2824 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
2825 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
2826 	.port_link_state = mv88e6185_port_link_state,
2827 	.port_get_cmode = mv88e6185_port_get_cmode,
2828 	.port_setup_message_port = mv88e6xxx_setup_message_port,
2829 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2830 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2831 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2832 	.stats_get_strings = mv88e6095_stats_get_strings,
2833 	.stats_get_stats = mv88e6095_stats_get_stats,
2834 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
2835 	.ppu_enable = mv88e6185_g1_ppu_enable,
2836 	.ppu_disable = mv88e6185_g1_ppu_disable,
2837 	.reset = mv88e6185_g1_reset,
2838 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
2839 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
2840 	.phylink_validate = mv88e6185_phylink_validate,
2841 };
2842 
2843 static const struct mv88e6xxx_ops mv88e6097_ops = {
2844 	/* MV88E6XXX_FAMILY_6097 */
2845 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2846 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2847 	.irl_init_all = mv88e6352_g2_irl_init_all,
2848 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2849 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2850 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2851 	.port_set_link = mv88e6xxx_port_set_link,
2852 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2853 	.port_set_speed = mv88e6185_port_set_speed,
2854 	.port_tag_remap = mv88e6095_port_tag_remap,
2855 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2856 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2857 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2858 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
2859 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
2860 	.port_pause_limit = mv88e6097_port_pause_limit,
2861 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2862 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2863 	.port_link_state = mv88e6352_port_link_state,
2864 	.port_get_cmode = mv88e6185_port_get_cmode,
2865 	.port_setup_message_port = mv88e6xxx_setup_message_port,
2866 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2867 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2868 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2869 	.stats_get_strings = mv88e6095_stats_get_strings,
2870 	.stats_get_stats = mv88e6095_stats_get_stats,
2871 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2872 	.set_egress_port = mv88e6095_g1_set_egress_port,
2873 	.watchdog_ops = &mv88e6097_watchdog_ops,
2874 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2875 	.pot_clear = mv88e6xxx_g2_pot_clear,
2876 	.reset = mv88e6352_g1_reset,
2877 	.rmu_disable = mv88e6085_g1_rmu_disable,
2878 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2879 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2880 	.phylink_validate = mv88e6185_phylink_validate,
2881 };
2882 
2883 static const struct mv88e6xxx_ops mv88e6123_ops = {
2884 	/* MV88E6XXX_FAMILY_6165 */
2885 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2886 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2887 	.irl_init_all = mv88e6352_g2_irl_init_all,
2888 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2889 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2890 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2891 	.port_set_link = mv88e6xxx_port_set_link,
2892 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2893 	.port_set_speed = mv88e6185_port_set_speed,
2894 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
2895 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2896 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2897 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2898 	.port_link_state = mv88e6352_port_link_state,
2899 	.port_get_cmode = mv88e6185_port_get_cmode,
2900 	.port_setup_message_port = mv88e6xxx_setup_message_port,
2901 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
2902 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2903 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2904 	.stats_get_strings = mv88e6095_stats_get_strings,
2905 	.stats_get_stats = mv88e6095_stats_get_stats,
2906 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2907 	.set_egress_port = mv88e6095_g1_set_egress_port,
2908 	.watchdog_ops = &mv88e6097_watchdog_ops,
2909 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2910 	.pot_clear = mv88e6xxx_g2_pot_clear,
2911 	.reset = mv88e6352_g1_reset,
2912 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2913 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2914 	.phylink_validate = mv88e6185_phylink_validate,
2915 };
2916 
2917 static const struct mv88e6xxx_ops mv88e6131_ops = {
2918 	/* MV88E6XXX_FAMILY_6185 */
2919 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2920 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2921 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2922 	.phy_read = mv88e6185_phy_ppu_read,
2923 	.phy_write = mv88e6185_phy_ppu_write,
2924 	.port_set_link = mv88e6xxx_port_set_link,
2925 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2926 	.port_set_speed = mv88e6185_port_set_speed,
2927 	.port_tag_remap = mv88e6095_port_tag_remap,
2928 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2929 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
2930 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2931 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
2932 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
2933 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
2934 	.port_pause_limit = mv88e6097_port_pause_limit,
2935 	.port_set_pause = mv88e6185_port_set_pause,
2936 	.port_link_state = mv88e6352_port_link_state,
2937 	.port_get_cmode = mv88e6185_port_get_cmode,
2938 	.port_setup_message_port = mv88e6xxx_setup_message_port,
2939 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2940 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2941 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2942 	.stats_get_strings = mv88e6095_stats_get_strings,
2943 	.stats_get_stats = mv88e6095_stats_get_stats,
2944 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2945 	.set_egress_port = mv88e6095_g1_set_egress_port,
2946 	.watchdog_ops = &mv88e6097_watchdog_ops,
2947 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
2948 	.ppu_enable = mv88e6185_g1_ppu_enable,
2949 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
2950 	.ppu_disable = mv88e6185_g1_ppu_disable,
2951 	.reset = mv88e6185_g1_reset,
2952 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
2953 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
2954 	.phylink_validate = mv88e6185_phylink_validate,
2955 };
2956 
2957 static const struct mv88e6xxx_ops mv88e6141_ops = {
2958 	/* MV88E6XXX_FAMILY_6341 */
2959 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2960 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2961 	.irl_init_all = mv88e6352_g2_irl_init_all,
2962 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
2963 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
2964 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2965 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2966 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2967 	.port_set_link = mv88e6xxx_port_set_link,
2968 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2969 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
2970 	.port_set_speed = mv88e6341_port_set_speed,
2971 	.port_max_speed_mode = mv88e6341_port_max_speed_mode,
2972 	.port_tag_remap = mv88e6095_port_tag_remap,
2973 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2974 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2975 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2976 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
2977 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
2978 	.port_pause_limit = mv88e6097_port_pause_limit,
2979 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2980 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2981 	.port_link_state = mv88e6352_port_link_state,
2982 	.port_get_cmode = mv88e6352_port_get_cmode,
2983 	.port_set_cmode = mv88e6341_port_set_cmode,
2984 	.port_setup_message_port = mv88e6xxx_setup_message_port,
2985 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
2986 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2987 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
2988 	.stats_get_strings = mv88e6320_stats_get_strings,
2989 	.stats_get_stats = mv88e6390_stats_get_stats,
2990 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
2991 	.set_egress_port = mv88e6390_g1_set_egress_port,
2992 	.watchdog_ops = &mv88e6390_watchdog_ops,
2993 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
2994 	.pot_clear = mv88e6xxx_g2_pot_clear,
2995 	.reset = mv88e6352_g1_reset,
2996 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2997 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2998 	.serdes_power = mv88e6390_serdes_power,
2999 	.serdes_get_lane = mv88e6341_serdes_get_lane,
3000 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
3001 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
3002 	.serdes_irq_status = mv88e6390_serdes_irq_status,
3003 	.gpio_ops = &mv88e6352_gpio_ops,
3004 	.phylink_validate = mv88e6341_phylink_validate,
3005 };
3006 
3007 static const struct mv88e6xxx_ops mv88e6161_ops = {
3008 	/* MV88E6XXX_FAMILY_6165 */
3009 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3010 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3011 	.irl_init_all = mv88e6352_g2_irl_init_all,
3012 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3013 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3014 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3015 	.port_set_link = mv88e6xxx_port_set_link,
3016 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3017 	.port_set_speed = mv88e6185_port_set_speed,
3018 	.port_tag_remap = mv88e6095_port_tag_remap,
3019 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3020 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3021 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3022 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3023 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3024 	.port_pause_limit = mv88e6097_port_pause_limit,
3025 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3026 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3027 	.port_link_state = mv88e6352_port_link_state,
3028 	.port_get_cmode = mv88e6185_port_get_cmode,
3029 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3030 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3031 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3032 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3033 	.stats_get_strings = mv88e6095_stats_get_strings,
3034 	.stats_get_stats = mv88e6095_stats_get_stats,
3035 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3036 	.set_egress_port = mv88e6095_g1_set_egress_port,
3037 	.watchdog_ops = &mv88e6097_watchdog_ops,
3038 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3039 	.pot_clear = mv88e6xxx_g2_pot_clear,
3040 	.reset = mv88e6352_g1_reset,
3041 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3042 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3043 	.avb_ops = &mv88e6165_avb_ops,
3044 	.ptp_ops = &mv88e6165_ptp_ops,
3045 	.phylink_validate = mv88e6185_phylink_validate,
3046 };
3047 
3048 static const struct mv88e6xxx_ops mv88e6165_ops = {
3049 	/* MV88E6XXX_FAMILY_6165 */
3050 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3051 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3052 	.irl_init_all = mv88e6352_g2_irl_init_all,
3053 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3054 	.phy_read = mv88e6165_phy_read,
3055 	.phy_write = mv88e6165_phy_write,
3056 	.port_set_link = mv88e6xxx_port_set_link,
3057 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3058 	.port_set_speed = mv88e6185_port_set_speed,
3059 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3060 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3061 	.port_link_state = mv88e6352_port_link_state,
3062 	.port_get_cmode = mv88e6185_port_get_cmode,
3063 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3064 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3065 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3066 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3067 	.stats_get_strings = mv88e6095_stats_get_strings,
3068 	.stats_get_stats = mv88e6095_stats_get_stats,
3069 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3070 	.set_egress_port = mv88e6095_g1_set_egress_port,
3071 	.watchdog_ops = &mv88e6097_watchdog_ops,
3072 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3073 	.pot_clear = mv88e6xxx_g2_pot_clear,
3074 	.reset = mv88e6352_g1_reset,
3075 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3076 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3077 	.avb_ops = &mv88e6165_avb_ops,
3078 	.ptp_ops = &mv88e6165_ptp_ops,
3079 	.phylink_validate = mv88e6185_phylink_validate,
3080 };
3081 
3082 static const struct mv88e6xxx_ops mv88e6171_ops = {
3083 	/* MV88E6XXX_FAMILY_6351 */
3084 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3085 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3086 	.irl_init_all = mv88e6352_g2_irl_init_all,
3087 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3088 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3089 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3090 	.port_set_link = mv88e6xxx_port_set_link,
3091 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3092 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3093 	.port_set_speed = mv88e6185_port_set_speed,
3094 	.port_tag_remap = mv88e6095_port_tag_remap,
3095 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3096 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3097 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3098 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3099 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3100 	.port_pause_limit = mv88e6097_port_pause_limit,
3101 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3102 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3103 	.port_link_state = mv88e6352_port_link_state,
3104 	.port_get_cmode = mv88e6352_port_get_cmode,
3105 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3106 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3107 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3108 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3109 	.stats_get_strings = mv88e6095_stats_get_strings,
3110 	.stats_get_stats = mv88e6095_stats_get_stats,
3111 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3112 	.set_egress_port = mv88e6095_g1_set_egress_port,
3113 	.watchdog_ops = &mv88e6097_watchdog_ops,
3114 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3115 	.pot_clear = mv88e6xxx_g2_pot_clear,
3116 	.reset = mv88e6352_g1_reset,
3117 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3118 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3119 	.phylink_validate = mv88e6185_phylink_validate,
3120 };
3121 
3122 static const struct mv88e6xxx_ops mv88e6172_ops = {
3123 	/* MV88E6XXX_FAMILY_6352 */
3124 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3125 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3126 	.irl_init_all = mv88e6352_g2_irl_init_all,
3127 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3128 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3129 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3130 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3131 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3132 	.port_set_link = mv88e6xxx_port_set_link,
3133 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3134 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3135 	.port_set_speed = mv88e6352_port_set_speed,
3136 	.port_tag_remap = mv88e6095_port_tag_remap,
3137 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3138 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3139 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3140 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3141 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3142 	.port_pause_limit = mv88e6097_port_pause_limit,
3143 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3144 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3145 	.port_link_state = mv88e6352_port_link_state,
3146 	.port_get_cmode = mv88e6352_port_get_cmode,
3147 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3148 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3149 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3150 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3151 	.stats_get_strings = mv88e6095_stats_get_strings,
3152 	.stats_get_stats = mv88e6095_stats_get_stats,
3153 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3154 	.set_egress_port = mv88e6095_g1_set_egress_port,
3155 	.watchdog_ops = &mv88e6097_watchdog_ops,
3156 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3157 	.pot_clear = mv88e6xxx_g2_pot_clear,
3158 	.reset = mv88e6352_g1_reset,
3159 	.rmu_disable = mv88e6352_g1_rmu_disable,
3160 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3161 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3162 	.serdes_get_lane = mv88e6352_serdes_get_lane,
3163 	.serdes_power = mv88e6352_serdes_power,
3164 	.gpio_ops = &mv88e6352_gpio_ops,
3165 	.phylink_validate = mv88e6352_phylink_validate,
3166 };
3167 
3168 static const struct mv88e6xxx_ops mv88e6175_ops = {
3169 	/* MV88E6XXX_FAMILY_6351 */
3170 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3171 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3172 	.irl_init_all = mv88e6352_g2_irl_init_all,
3173 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3174 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3175 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3176 	.port_set_link = mv88e6xxx_port_set_link,
3177 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3178 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3179 	.port_set_speed = mv88e6185_port_set_speed,
3180 	.port_tag_remap = mv88e6095_port_tag_remap,
3181 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3182 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3183 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3184 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3185 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3186 	.port_pause_limit = mv88e6097_port_pause_limit,
3187 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3188 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3189 	.port_link_state = mv88e6352_port_link_state,
3190 	.port_get_cmode = mv88e6352_port_get_cmode,
3191 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3192 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3193 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3194 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3195 	.stats_get_strings = mv88e6095_stats_get_strings,
3196 	.stats_get_stats = mv88e6095_stats_get_stats,
3197 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3198 	.set_egress_port = mv88e6095_g1_set_egress_port,
3199 	.watchdog_ops = &mv88e6097_watchdog_ops,
3200 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3201 	.pot_clear = mv88e6xxx_g2_pot_clear,
3202 	.reset = mv88e6352_g1_reset,
3203 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3204 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3205 	.phylink_validate = mv88e6185_phylink_validate,
3206 };
3207 
3208 static const struct mv88e6xxx_ops mv88e6176_ops = {
3209 	/* MV88E6XXX_FAMILY_6352 */
3210 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3211 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3212 	.irl_init_all = mv88e6352_g2_irl_init_all,
3213 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3214 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3215 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3216 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3217 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3218 	.port_set_link = mv88e6xxx_port_set_link,
3219 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3220 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3221 	.port_set_speed = mv88e6352_port_set_speed,
3222 	.port_tag_remap = mv88e6095_port_tag_remap,
3223 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3224 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3225 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3226 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3227 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3228 	.port_pause_limit = mv88e6097_port_pause_limit,
3229 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3230 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3231 	.port_link_state = mv88e6352_port_link_state,
3232 	.port_get_cmode = mv88e6352_port_get_cmode,
3233 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3234 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3235 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3236 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3237 	.stats_get_strings = mv88e6095_stats_get_strings,
3238 	.stats_get_stats = mv88e6095_stats_get_stats,
3239 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3240 	.set_egress_port = mv88e6095_g1_set_egress_port,
3241 	.watchdog_ops = &mv88e6097_watchdog_ops,
3242 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3243 	.pot_clear = mv88e6xxx_g2_pot_clear,
3244 	.reset = mv88e6352_g1_reset,
3245 	.rmu_disable = mv88e6352_g1_rmu_disable,
3246 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3247 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3248 	.serdes_get_lane = mv88e6352_serdes_get_lane,
3249 	.serdes_power = mv88e6352_serdes_power,
3250 	.serdes_irq_mapping = mv88e6352_serdes_irq_mapping,
3251 	.serdes_irq_enable = mv88e6352_serdes_irq_enable,
3252 	.serdes_irq_status = mv88e6352_serdes_irq_status,
3253 	.gpio_ops = &mv88e6352_gpio_ops,
3254 	.phylink_validate = mv88e6352_phylink_validate,
3255 };
3256 
3257 static const struct mv88e6xxx_ops mv88e6185_ops = {
3258 	/* MV88E6XXX_FAMILY_6185 */
3259 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3260 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3261 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
3262 	.phy_read = mv88e6185_phy_ppu_read,
3263 	.phy_write = mv88e6185_phy_ppu_write,
3264 	.port_set_link = mv88e6xxx_port_set_link,
3265 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3266 	.port_set_speed = mv88e6185_port_set_speed,
3267 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
3268 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
3269 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
3270 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
3271 	.port_set_pause = mv88e6185_port_set_pause,
3272 	.port_link_state = mv88e6185_port_link_state,
3273 	.port_get_cmode = mv88e6185_port_get_cmode,
3274 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3275 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3276 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3277 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3278 	.stats_get_strings = mv88e6095_stats_get_strings,
3279 	.stats_get_stats = mv88e6095_stats_get_stats,
3280 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3281 	.set_egress_port = mv88e6095_g1_set_egress_port,
3282 	.watchdog_ops = &mv88e6097_watchdog_ops,
3283 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
3284 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
3285 	.ppu_enable = mv88e6185_g1_ppu_enable,
3286 	.ppu_disable = mv88e6185_g1_ppu_disable,
3287 	.reset = mv88e6185_g1_reset,
3288 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3289 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3290 	.phylink_validate = mv88e6185_phylink_validate,
3291 };
3292 
3293 static const struct mv88e6xxx_ops mv88e6190_ops = {
3294 	/* MV88E6XXX_FAMILY_6390 */
3295 	.setup_errata = mv88e6390_setup_errata,
3296 	.irl_init_all = mv88e6390_g2_irl_init_all,
3297 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3298 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3299 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3300 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3301 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3302 	.port_set_link = mv88e6xxx_port_set_link,
3303 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3304 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3305 	.port_set_speed = mv88e6390_port_set_speed,
3306 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3307 	.port_tag_remap = mv88e6390_port_tag_remap,
3308 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3309 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3310 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3311 	.port_pause_limit = mv88e6390_port_pause_limit,
3312 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3313 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3314 	.port_link_state = mv88e6352_port_link_state,
3315 	.port_get_cmode = mv88e6352_port_get_cmode,
3316 	.port_set_cmode = mv88e6390_port_set_cmode,
3317 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3318 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3319 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3320 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3321 	.stats_get_strings = mv88e6320_stats_get_strings,
3322 	.stats_get_stats = mv88e6390_stats_get_stats,
3323 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3324 	.set_egress_port = mv88e6390_g1_set_egress_port,
3325 	.watchdog_ops = &mv88e6390_watchdog_ops,
3326 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3327 	.pot_clear = mv88e6xxx_g2_pot_clear,
3328 	.reset = mv88e6352_g1_reset,
3329 	.rmu_disable = mv88e6390_g1_rmu_disable,
3330 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3331 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3332 	.serdes_power = mv88e6390_serdes_power,
3333 	.serdes_get_lane = mv88e6390_serdes_get_lane,
3334 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
3335 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
3336 	.serdes_irq_status = mv88e6390_serdes_irq_status,
3337 	.gpio_ops = &mv88e6352_gpio_ops,
3338 	.phylink_validate = mv88e6390_phylink_validate,
3339 };
3340 
3341 static const struct mv88e6xxx_ops mv88e6190x_ops = {
3342 	/* MV88E6XXX_FAMILY_6390 */
3343 	.setup_errata = mv88e6390_setup_errata,
3344 	.irl_init_all = mv88e6390_g2_irl_init_all,
3345 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3346 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3347 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3348 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3349 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3350 	.port_set_link = mv88e6xxx_port_set_link,
3351 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3352 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3353 	.port_set_speed = mv88e6390x_port_set_speed,
3354 	.port_max_speed_mode = mv88e6390x_port_max_speed_mode,
3355 	.port_tag_remap = mv88e6390_port_tag_remap,
3356 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3357 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3358 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3359 	.port_pause_limit = mv88e6390_port_pause_limit,
3360 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3361 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3362 	.port_link_state = mv88e6352_port_link_state,
3363 	.port_get_cmode = mv88e6352_port_get_cmode,
3364 	.port_set_cmode = mv88e6390x_port_set_cmode,
3365 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3366 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3367 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3368 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3369 	.stats_get_strings = mv88e6320_stats_get_strings,
3370 	.stats_get_stats = mv88e6390_stats_get_stats,
3371 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3372 	.set_egress_port = mv88e6390_g1_set_egress_port,
3373 	.watchdog_ops = &mv88e6390_watchdog_ops,
3374 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3375 	.pot_clear = mv88e6xxx_g2_pot_clear,
3376 	.reset = mv88e6352_g1_reset,
3377 	.rmu_disable = mv88e6390_g1_rmu_disable,
3378 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3379 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3380 	.serdes_power = mv88e6390_serdes_power,
3381 	.serdes_get_lane = mv88e6390x_serdes_get_lane,
3382 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
3383 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
3384 	.serdes_irq_status = mv88e6390_serdes_irq_status,
3385 	.gpio_ops = &mv88e6352_gpio_ops,
3386 	.phylink_validate = mv88e6390x_phylink_validate,
3387 };
3388 
3389 static const struct mv88e6xxx_ops mv88e6191_ops = {
3390 	/* MV88E6XXX_FAMILY_6390 */
3391 	.setup_errata = mv88e6390_setup_errata,
3392 	.irl_init_all = mv88e6390_g2_irl_init_all,
3393 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3394 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3395 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3396 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3397 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3398 	.port_set_link = mv88e6xxx_port_set_link,
3399 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3400 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3401 	.port_set_speed = mv88e6390_port_set_speed,
3402 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3403 	.port_tag_remap = mv88e6390_port_tag_remap,
3404 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3405 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3406 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3407 	.port_pause_limit = mv88e6390_port_pause_limit,
3408 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3409 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3410 	.port_link_state = mv88e6352_port_link_state,
3411 	.port_get_cmode = mv88e6352_port_get_cmode,
3412 	.port_set_cmode = mv88e6390_port_set_cmode,
3413 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3414 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3415 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3416 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3417 	.stats_get_strings = mv88e6320_stats_get_strings,
3418 	.stats_get_stats = mv88e6390_stats_get_stats,
3419 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3420 	.set_egress_port = mv88e6390_g1_set_egress_port,
3421 	.watchdog_ops = &mv88e6390_watchdog_ops,
3422 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3423 	.pot_clear = mv88e6xxx_g2_pot_clear,
3424 	.reset = mv88e6352_g1_reset,
3425 	.rmu_disable = mv88e6390_g1_rmu_disable,
3426 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3427 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3428 	.serdes_power = mv88e6390_serdes_power,
3429 	.serdes_get_lane = mv88e6390_serdes_get_lane,
3430 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
3431 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
3432 	.serdes_irq_status = mv88e6390_serdes_irq_status,
3433 	.avb_ops = &mv88e6390_avb_ops,
3434 	.ptp_ops = &mv88e6352_ptp_ops,
3435 	.phylink_validate = mv88e6390_phylink_validate,
3436 };
3437 
3438 static const struct mv88e6xxx_ops mv88e6240_ops = {
3439 	/* MV88E6XXX_FAMILY_6352 */
3440 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3441 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3442 	.irl_init_all = mv88e6352_g2_irl_init_all,
3443 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3444 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3445 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3446 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3447 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3448 	.port_set_link = mv88e6xxx_port_set_link,
3449 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3450 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3451 	.port_set_speed = mv88e6352_port_set_speed,
3452 	.port_tag_remap = mv88e6095_port_tag_remap,
3453 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3454 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3455 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3456 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3457 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3458 	.port_pause_limit = mv88e6097_port_pause_limit,
3459 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3460 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3461 	.port_link_state = mv88e6352_port_link_state,
3462 	.port_get_cmode = mv88e6352_port_get_cmode,
3463 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3464 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3465 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3466 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3467 	.stats_get_strings = mv88e6095_stats_get_strings,
3468 	.stats_get_stats = mv88e6095_stats_get_stats,
3469 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3470 	.set_egress_port = mv88e6095_g1_set_egress_port,
3471 	.watchdog_ops = &mv88e6097_watchdog_ops,
3472 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3473 	.pot_clear = mv88e6xxx_g2_pot_clear,
3474 	.reset = mv88e6352_g1_reset,
3475 	.rmu_disable = mv88e6352_g1_rmu_disable,
3476 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3477 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3478 	.serdes_get_lane = mv88e6352_serdes_get_lane,
3479 	.serdes_power = mv88e6352_serdes_power,
3480 	.serdes_irq_mapping = mv88e6352_serdes_irq_mapping,
3481 	.serdes_irq_enable = mv88e6352_serdes_irq_enable,
3482 	.serdes_irq_status = mv88e6352_serdes_irq_status,
3483 	.gpio_ops = &mv88e6352_gpio_ops,
3484 	.avb_ops = &mv88e6352_avb_ops,
3485 	.ptp_ops = &mv88e6352_ptp_ops,
3486 	.phylink_validate = mv88e6352_phylink_validate,
3487 };
3488 
3489 static const struct mv88e6xxx_ops mv88e6250_ops = {
3490 	/* MV88E6XXX_FAMILY_6250 */
3491 	.ieee_pri_map = mv88e6250_g1_ieee_pri_map,
3492 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3493 	.irl_init_all = mv88e6352_g2_irl_init_all,
3494 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3495 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3496 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3497 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3498 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3499 	.port_set_link = mv88e6xxx_port_set_link,
3500 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3501 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3502 	.port_set_speed = mv88e6250_port_set_speed,
3503 	.port_tag_remap = mv88e6095_port_tag_remap,
3504 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3505 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3506 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3507 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3508 	.port_pause_limit = mv88e6097_port_pause_limit,
3509 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3510 	.port_link_state = mv88e6250_port_link_state,
3511 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3512 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3513 	.stats_get_sset_count = mv88e6250_stats_get_sset_count,
3514 	.stats_get_strings = mv88e6250_stats_get_strings,
3515 	.stats_get_stats = mv88e6250_stats_get_stats,
3516 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3517 	.set_egress_port = mv88e6095_g1_set_egress_port,
3518 	.watchdog_ops = &mv88e6250_watchdog_ops,
3519 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3520 	.pot_clear = mv88e6xxx_g2_pot_clear,
3521 	.reset = mv88e6250_g1_reset,
3522 	.vtu_getnext = mv88e6250_g1_vtu_getnext,
3523 	.vtu_loadpurge = mv88e6250_g1_vtu_loadpurge,
3524 	.avb_ops = &mv88e6352_avb_ops,
3525 	.ptp_ops = &mv88e6250_ptp_ops,
3526 	.phylink_validate = mv88e6065_phylink_validate,
3527 };
3528 
3529 static const struct mv88e6xxx_ops mv88e6290_ops = {
3530 	/* MV88E6XXX_FAMILY_6390 */
3531 	.setup_errata = mv88e6390_setup_errata,
3532 	.irl_init_all = mv88e6390_g2_irl_init_all,
3533 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3534 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3535 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3536 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3537 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3538 	.port_set_link = mv88e6xxx_port_set_link,
3539 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3540 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3541 	.port_set_speed = mv88e6390_port_set_speed,
3542 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3543 	.port_tag_remap = mv88e6390_port_tag_remap,
3544 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3545 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3546 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3547 	.port_pause_limit = mv88e6390_port_pause_limit,
3548 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3549 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3550 	.port_link_state = mv88e6352_port_link_state,
3551 	.port_get_cmode = mv88e6352_port_get_cmode,
3552 	.port_set_cmode = mv88e6390_port_set_cmode,
3553 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3554 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3555 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3556 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3557 	.stats_get_strings = mv88e6320_stats_get_strings,
3558 	.stats_get_stats = mv88e6390_stats_get_stats,
3559 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3560 	.set_egress_port = mv88e6390_g1_set_egress_port,
3561 	.watchdog_ops = &mv88e6390_watchdog_ops,
3562 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3563 	.pot_clear = mv88e6xxx_g2_pot_clear,
3564 	.reset = mv88e6352_g1_reset,
3565 	.rmu_disable = mv88e6390_g1_rmu_disable,
3566 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3567 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3568 	.serdes_power = mv88e6390_serdes_power,
3569 	.serdes_get_lane = mv88e6390_serdes_get_lane,
3570 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
3571 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
3572 	.serdes_irq_status = mv88e6390_serdes_irq_status,
3573 	.gpio_ops = &mv88e6352_gpio_ops,
3574 	.avb_ops = &mv88e6390_avb_ops,
3575 	.ptp_ops = &mv88e6352_ptp_ops,
3576 	.phylink_validate = mv88e6390_phylink_validate,
3577 };
3578 
3579 static const struct mv88e6xxx_ops mv88e6320_ops = {
3580 	/* MV88E6XXX_FAMILY_6320 */
3581 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3582 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3583 	.irl_init_all = mv88e6352_g2_irl_init_all,
3584 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3585 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3586 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3587 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3588 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3589 	.port_set_link = mv88e6xxx_port_set_link,
3590 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3591 	.port_set_speed = mv88e6185_port_set_speed,
3592 	.port_tag_remap = mv88e6095_port_tag_remap,
3593 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3594 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3595 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3596 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3597 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3598 	.port_pause_limit = mv88e6097_port_pause_limit,
3599 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3600 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3601 	.port_link_state = mv88e6352_port_link_state,
3602 	.port_get_cmode = mv88e6352_port_get_cmode,
3603 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3604 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3605 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3606 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3607 	.stats_get_strings = mv88e6320_stats_get_strings,
3608 	.stats_get_stats = mv88e6320_stats_get_stats,
3609 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3610 	.set_egress_port = mv88e6095_g1_set_egress_port,
3611 	.watchdog_ops = &mv88e6390_watchdog_ops,
3612 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3613 	.pot_clear = mv88e6xxx_g2_pot_clear,
3614 	.reset = mv88e6352_g1_reset,
3615 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3616 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3617 	.gpio_ops = &mv88e6352_gpio_ops,
3618 	.avb_ops = &mv88e6352_avb_ops,
3619 	.ptp_ops = &mv88e6352_ptp_ops,
3620 	.phylink_validate = mv88e6185_phylink_validate,
3621 };
3622 
3623 static const struct mv88e6xxx_ops mv88e6321_ops = {
3624 	/* MV88E6XXX_FAMILY_6320 */
3625 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3626 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3627 	.irl_init_all = mv88e6352_g2_irl_init_all,
3628 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3629 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3630 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3631 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3632 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3633 	.port_set_link = mv88e6xxx_port_set_link,
3634 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3635 	.port_set_speed = mv88e6185_port_set_speed,
3636 	.port_tag_remap = mv88e6095_port_tag_remap,
3637 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3638 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3639 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3640 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3641 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3642 	.port_pause_limit = mv88e6097_port_pause_limit,
3643 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3644 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3645 	.port_link_state = mv88e6352_port_link_state,
3646 	.port_get_cmode = mv88e6352_port_get_cmode,
3647 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3648 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3649 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3650 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3651 	.stats_get_strings = mv88e6320_stats_get_strings,
3652 	.stats_get_stats = mv88e6320_stats_get_stats,
3653 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3654 	.set_egress_port = mv88e6095_g1_set_egress_port,
3655 	.watchdog_ops = &mv88e6390_watchdog_ops,
3656 	.reset = mv88e6352_g1_reset,
3657 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3658 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3659 	.gpio_ops = &mv88e6352_gpio_ops,
3660 	.avb_ops = &mv88e6352_avb_ops,
3661 	.ptp_ops = &mv88e6352_ptp_ops,
3662 	.phylink_validate = mv88e6185_phylink_validate,
3663 };
3664 
3665 static const struct mv88e6xxx_ops mv88e6341_ops = {
3666 	/* MV88E6XXX_FAMILY_6341 */
3667 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3668 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3669 	.irl_init_all = mv88e6352_g2_irl_init_all,
3670 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3671 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3672 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3673 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3674 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3675 	.port_set_link = mv88e6xxx_port_set_link,
3676 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3677 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3678 	.port_set_speed = mv88e6341_port_set_speed,
3679 	.port_max_speed_mode = mv88e6341_port_max_speed_mode,
3680 	.port_tag_remap = mv88e6095_port_tag_remap,
3681 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3682 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3683 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3684 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3685 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3686 	.port_pause_limit = mv88e6097_port_pause_limit,
3687 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3688 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3689 	.port_link_state = mv88e6352_port_link_state,
3690 	.port_get_cmode = mv88e6352_port_get_cmode,
3691 	.port_set_cmode = mv88e6341_port_set_cmode,
3692 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3693 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3694 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3695 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3696 	.stats_get_strings = mv88e6320_stats_get_strings,
3697 	.stats_get_stats = mv88e6390_stats_get_stats,
3698 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3699 	.set_egress_port = mv88e6390_g1_set_egress_port,
3700 	.watchdog_ops = &mv88e6390_watchdog_ops,
3701 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
3702 	.pot_clear = mv88e6xxx_g2_pot_clear,
3703 	.reset = mv88e6352_g1_reset,
3704 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3705 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3706 	.serdes_power = mv88e6390_serdes_power,
3707 	.serdes_get_lane = mv88e6341_serdes_get_lane,
3708 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
3709 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
3710 	.serdes_irq_status = mv88e6390_serdes_irq_status,
3711 	.gpio_ops = &mv88e6352_gpio_ops,
3712 	.avb_ops = &mv88e6390_avb_ops,
3713 	.ptp_ops = &mv88e6352_ptp_ops,
3714 	.phylink_validate = mv88e6341_phylink_validate,
3715 };
3716 
3717 static const struct mv88e6xxx_ops mv88e6350_ops = {
3718 	/* MV88E6XXX_FAMILY_6351 */
3719 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3720 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3721 	.irl_init_all = mv88e6352_g2_irl_init_all,
3722 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3723 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3724 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3725 	.port_set_link = mv88e6xxx_port_set_link,
3726 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3727 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3728 	.port_set_speed = mv88e6185_port_set_speed,
3729 	.port_tag_remap = mv88e6095_port_tag_remap,
3730 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3731 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3732 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3733 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3734 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3735 	.port_pause_limit = mv88e6097_port_pause_limit,
3736 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3737 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3738 	.port_link_state = mv88e6352_port_link_state,
3739 	.port_get_cmode = mv88e6352_port_get_cmode,
3740 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3741 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3742 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3743 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3744 	.stats_get_strings = mv88e6095_stats_get_strings,
3745 	.stats_get_stats = mv88e6095_stats_get_stats,
3746 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3747 	.set_egress_port = mv88e6095_g1_set_egress_port,
3748 	.watchdog_ops = &mv88e6097_watchdog_ops,
3749 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3750 	.pot_clear = mv88e6xxx_g2_pot_clear,
3751 	.reset = mv88e6352_g1_reset,
3752 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3753 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3754 	.phylink_validate = mv88e6185_phylink_validate,
3755 };
3756 
3757 static const struct mv88e6xxx_ops mv88e6351_ops = {
3758 	/* MV88E6XXX_FAMILY_6351 */
3759 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3760 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3761 	.irl_init_all = mv88e6352_g2_irl_init_all,
3762 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3763 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3764 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3765 	.port_set_link = mv88e6xxx_port_set_link,
3766 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3767 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3768 	.port_set_speed = mv88e6185_port_set_speed,
3769 	.port_tag_remap = mv88e6095_port_tag_remap,
3770 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3771 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3772 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3773 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3774 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3775 	.port_pause_limit = mv88e6097_port_pause_limit,
3776 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3777 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3778 	.port_link_state = mv88e6352_port_link_state,
3779 	.port_get_cmode = mv88e6352_port_get_cmode,
3780 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3781 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3782 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3783 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3784 	.stats_get_strings = mv88e6095_stats_get_strings,
3785 	.stats_get_stats = mv88e6095_stats_get_stats,
3786 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3787 	.set_egress_port = mv88e6095_g1_set_egress_port,
3788 	.watchdog_ops = &mv88e6097_watchdog_ops,
3789 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3790 	.pot_clear = mv88e6xxx_g2_pot_clear,
3791 	.reset = mv88e6352_g1_reset,
3792 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3793 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3794 	.avb_ops = &mv88e6352_avb_ops,
3795 	.ptp_ops = &mv88e6352_ptp_ops,
3796 	.phylink_validate = mv88e6185_phylink_validate,
3797 };
3798 
3799 static const struct mv88e6xxx_ops mv88e6352_ops = {
3800 	/* MV88E6XXX_FAMILY_6352 */
3801 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3802 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3803 	.irl_init_all = mv88e6352_g2_irl_init_all,
3804 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3805 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3806 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3807 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3808 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3809 	.port_set_link = mv88e6xxx_port_set_link,
3810 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3811 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3812 	.port_set_speed = mv88e6352_port_set_speed,
3813 	.port_tag_remap = mv88e6095_port_tag_remap,
3814 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3815 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3816 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3817 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3818 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3819 	.port_pause_limit = mv88e6097_port_pause_limit,
3820 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3821 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3822 	.port_link_state = mv88e6352_port_link_state,
3823 	.port_get_cmode = mv88e6352_port_get_cmode,
3824 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3825 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3826 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3827 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3828 	.stats_get_strings = mv88e6095_stats_get_strings,
3829 	.stats_get_stats = mv88e6095_stats_get_stats,
3830 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3831 	.set_egress_port = mv88e6095_g1_set_egress_port,
3832 	.watchdog_ops = &mv88e6097_watchdog_ops,
3833 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3834 	.pot_clear = mv88e6xxx_g2_pot_clear,
3835 	.reset = mv88e6352_g1_reset,
3836 	.rmu_disable = mv88e6352_g1_rmu_disable,
3837 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3838 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3839 	.serdes_get_lane = mv88e6352_serdes_get_lane,
3840 	.serdes_power = mv88e6352_serdes_power,
3841 	.serdes_irq_mapping = mv88e6352_serdes_irq_mapping,
3842 	.serdes_irq_enable = mv88e6352_serdes_irq_enable,
3843 	.serdes_irq_status = mv88e6352_serdes_irq_status,
3844 	.gpio_ops = &mv88e6352_gpio_ops,
3845 	.avb_ops = &mv88e6352_avb_ops,
3846 	.ptp_ops = &mv88e6352_ptp_ops,
3847 	.serdes_get_sset_count = mv88e6352_serdes_get_sset_count,
3848 	.serdes_get_strings = mv88e6352_serdes_get_strings,
3849 	.serdes_get_stats = mv88e6352_serdes_get_stats,
3850 	.phylink_validate = mv88e6352_phylink_validate,
3851 };
3852 
3853 static const struct mv88e6xxx_ops mv88e6390_ops = {
3854 	/* MV88E6XXX_FAMILY_6390 */
3855 	.setup_errata = mv88e6390_setup_errata,
3856 	.irl_init_all = mv88e6390_g2_irl_init_all,
3857 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3858 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3859 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3860 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3861 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3862 	.port_set_link = mv88e6xxx_port_set_link,
3863 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3864 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3865 	.port_set_speed = mv88e6390_port_set_speed,
3866 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3867 	.port_tag_remap = mv88e6390_port_tag_remap,
3868 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3869 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3870 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3871 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3872 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3873 	.port_pause_limit = mv88e6390_port_pause_limit,
3874 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3875 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3876 	.port_link_state = mv88e6352_port_link_state,
3877 	.port_get_cmode = mv88e6352_port_get_cmode,
3878 	.port_set_cmode = mv88e6390_port_set_cmode,
3879 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3880 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3881 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3882 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3883 	.stats_get_strings = mv88e6320_stats_get_strings,
3884 	.stats_get_stats = mv88e6390_stats_get_stats,
3885 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3886 	.set_egress_port = mv88e6390_g1_set_egress_port,
3887 	.watchdog_ops = &mv88e6390_watchdog_ops,
3888 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3889 	.pot_clear = mv88e6xxx_g2_pot_clear,
3890 	.reset = mv88e6352_g1_reset,
3891 	.rmu_disable = mv88e6390_g1_rmu_disable,
3892 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3893 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3894 	.serdes_power = mv88e6390_serdes_power,
3895 	.serdes_get_lane = mv88e6390_serdes_get_lane,
3896 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
3897 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
3898 	.serdes_irq_status = mv88e6390_serdes_irq_status,
3899 	.gpio_ops = &mv88e6352_gpio_ops,
3900 	.avb_ops = &mv88e6390_avb_ops,
3901 	.ptp_ops = &mv88e6352_ptp_ops,
3902 	.phylink_validate = mv88e6390_phylink_validate,
3903 };
3904 
3905 static const struct mv88e6xxx_ops mv88e6390x_ops = {
3906 	/* MV88E6XXX_FAMILY_6390 */
3907 	.setup_errata = mv88e6390_setup_errata,
3908 	.irl_init_all = mv88e6390_g2_irl_init_all,
3909 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3910 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3911 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3912 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3913 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3914 	.port_set_link = mv88e6xxx_port_set_link,
3915 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3916 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3917 	.port_set_speed = mv88e6390x_port_set_speed,
3918 	.port_max_speed_mode = mv88e6390x_port_max_speed_mode,
3919 	.port_tag_remap = mv88e6390_port_tag_remap,
3920 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3921 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3922 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3923 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3924 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3925 	.port_pause_limit = mv88e6390_port_pause_limit,
3926 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3927 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3928 	.port_link_state = mv88e6352_port_link_state,
3929 	.port_get_cmode = mv88e6352_port_get_cmode,
3930 	.port_set_cmode = mv88e6390x_port_set_cmode,
3931 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3932 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3933 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3934 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3935 	.stats_get_strings = mv88e6320_stats_get_strings,
3936 	.stats_get_stats = mv88e6390_stats_get_stats,
3937 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3938 	.set_egress_port = mv88e6390_g1_set_egress_port,
3939 	.watchdog_ops = &mv88e6390_watchdog_ops,
3940 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3941 	.pot_clear = mv88e6xxx_g2_pot_clear,
3942 	.reset = mv88e6352_g1_reset,
3943 	.rmu_disable = mv88e6390_g1_rmu_disable,
3944 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3945 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3946 	.serdes_power = mv88e6390_serdes_power,
3947 	.serdes_get_lane = mv88e6390x_serdes_get_lane,
3948 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
3949 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
3950 	.serdes_irq_status = mv88e6390_serdes_irq_status,
3951 	.gpio_ops = &mv88e6352_gpio_ops,
3952 	.avb_ops = &mv88e6390_avb_ops,
3953 	.ptp_ops = &mv88e6352_ptp_ops,
3954 	.phylink_validate = mv88e6390x_phylink_validate,
3955 };
3956 
3957 static const struct mv88e6xxx_info mv88e6xxx_table[] = {
3958 	[MV88E6085] = {
3959 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6085,
3960 		.family = MV88E6XXX_FAMILY_6097,
3961 		.name = "Marvell 88E6085",
3962 		.num_databases = 4096,
3963 		.num_ports = 10,
3964 		.num_internal_phys = 5,
3965 		.max_vid = 4095,
3966 		.port_base_addr = 0x10,
3967 		.phy_base_addr = 0x0,
3968 		.global1_addr = 0x1b,
3969 		.global2_addr = 0x1c,
3970 		.age_time_coeff = 15000,
3971 		.g1_irqs = 8,
3972 		.g2_irqs = 10,
3973 		.atu_move_port_mask = 0xf,
3974 		.pvt = true,
3975 		.multi_chip = true,
3976 		.tag_protocol = DSA_TAG_PROTO_DSA,
3977 		.ops = &mv88e6085_ops,
3978 	},
3979 
3980 	[MV88E6095] = {
3981 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6095,
3982 		.family = MV88E6XXX_FAMILY_6095,
3983 		.name = "Marvell 88E6095/88E6095F",
3984 		.num_databases = 256,
3985 		.num_ports = 11,
3986 		.num_internal_phys = 0,
3987 		.max_vid = 4095,
3988 		.port_base_addr = 0x10,
3989 		.phy_base_addr = 0x0,
3990 		.global1_addr = 0x1b,
3991 		.global2_addr = 0x1c,
3992 		.age_time_coeff = 15000,
3993 		.g1_irqs = 8,
3994 		.atu_move_port_mask = 0xf,
3995 		.multi_chip = true,
3996 		.tag_protocol = DSA_TAG_PROTO_DSA,
3997 		.ops = &mv88e6095_ops,
3998 	},
3999 
4000 	[MV88E6097] = {
4001 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6097,
4002 		.family = MV88E6XXX_FAMILY_6097,
4003 		.name = "Marvell 88E6097/88E6097F",
4004 		.num_databases = 4096,
4005 		.num_ports = 11,
4006 		.num_internal_phys = 8,
4007 		.max_vid = 4095,
4008 		.port_base_addr = 0x10,
4009 		.phy_base_addr = 0x0,
4010 		.global1_addr = 0x1b,
4011 		.global2_addr = 0x1c,
4012 		.age_time_coeff = 15000,
4013 		.g1_irqs = 8,
4014 		.g2_irqs = 10,
4015 		.atu_move_port_mask = 0xf,
4016 		.pvt = true,
4017 		.multi_chip = true,
4018 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4019 		.ops = &mv88e6097_ops,
4020 	},
4021 
4022 	[MV88E6123] = {
4023 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6123,
4024 		.family = MV88E6XXX_FAMILY_6165,
4025 		.name = "Marvell 88E6123",
4026 		.num_databases = 4096,
4027 		.num_ports = 3,
4028 		.num_internal_phys = 5,
4029 		.max_vid = 4095,
4030 		.port_base_addr = 0x10,
4031 		.phy_base_addr = 0x0,
4032 		.global1_addr = 0x1b,
4033 		.global2_addr = 0x1c,
4034 		.age_time_coeff = 15000,
4035 		.g1_irqs = 9,
4036 		.g2_irqs = 10,
4037 		.atu_move_port_mask = 0xf,
4038 		.pvt = true,
4039 		.multi_chip = true,
4040 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4041 		.ops = &mv88e6123_ops,
4042 	},
4043 
4044 	[MV88E6131] = {
4045 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6131,
4046 		.family = MV88E6XXX_FAMILY_6185,
4047 		.name = "Marvell 88E6131",
4048 		.num_databases = 256,
4049 		.num_ports = 8,
4050 		.num_internal_phys = 0,
4051 		.max_vid = 4095,
4052 		.port_base_addr = 0x10,
4053 		.phy_base_addr = 0x0,
4054 		.global1_addr = 0x1b,
4055 		.global2_addr = 0x1c,
4056 		.age_time_coeff = 15000,
4057 		.g1_irqs = 9,
4058 		.atu_move_port_mask = 0xf,
4059 		.multi_chip = true,
4060 		.tag_protocol = DSA_TAG_PROTO_DSA,
4061 		.ops = &mv88e6131_ops,
4062 	},
4063 
4064 	[MV88E6141] = {
4065 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6141,
4066 		.family = MV88E6XXX_FAMILY_6341,
4067 		.name = "Marvell 88E6141",
4068 		.num_databases = 4096,
4069 		.num_ports = 6,
4070 		.num_internal_phys = 5,
4071 		.num_gpio = 11,
4072 		.max_vid = 4095,
4073 		.port_base_addr = 0x10,
4074 		.phy_base_addr = 0x10,
4075 		.global1_addr = 0x1b,
4076 		.global2_addr = 0x1c,
4077 		.age_time_coeff = 3750,
4078 		.atu_move_port_mask = 0x1f,
4079 		.g1_irqs = 9,
4080 		.g2_irqs = 10,
4081 		.pvt = true,
4082 		.multi_chip = true,
4083 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4084 		.ops = &mv88e6141_ops,
4085 	},
4086 
4087 	[MV88E6161] = {
4088 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6161,
4089 		.family = MV88E6XXX_FAMILY_6165,
4090 		.name = "Marvell 88E6161",
4091 		.num_databases = 4096,
4092 		.num_ports = 6,
4093 		.num_internal_phys = 5,
4094 		.max_vid = 4095,
4095 		.port_base_addr = 0x10,
4096 		.phy_base_addr = 0x0,
4097 		.global1_addr = 0x1b,
4098 		.global2_addr = 0x1c,
4099 		.age_time_coeff = 15000,
4100 		.g1_irqs = 9,
4101 		.g2_irqs = 10,
4102 		.atu_move_port_mask = 0xf,
4103 		.pvt = true,
4104 		.multi_chip = true,
4105 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4106 		.ptp_support = true,
4107 		.ops = &mv88e6161_ops,
4108 	},
4109 
4110 	[MV88E6165] = {
4111 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6165,
4112 		.family = MV88E6XXX_FAMILY_6165,
4113 		.name = "Marvell 88E6165",
4114 		.num_databases = 4096,
4115 		.num_ports = 6,
4116 		.num_internal_phys = 0,
4117 		.max_vid = 4095,
4118 		.port_base_addr = 0x10,
4119 		.phy_base_addr = 0x0,
4120 		.global1_addr = 0x1b,
4121 		.global2_addr = 0x1c,
4122 		.age_time_coeff = 15000,
4123 		.g1_irqs = 9,
4124 		.g2_irqs = 10,
4125 		.atu_move_port_mask = 0xf,
4126 		.pvt = true,
4127 		.multi_chip = true,
4128 		.tag_protocol = DSA_TAG_PROTO_DSA,
4129 		.ptp_support = true,
4130 		.ops = &mv88e6165_ops,
4131 	},
4132 
4133 	[MV88E6171] = {
4134 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6171,
4135 		.family = MV88E6XXX_FAMILY_6351,
4136 		.name = "Marvell 88E6171",
4137 		.num_databases = 4096,
4138 		.num_ports = 7,
4139 		.num_internal_phys = 5,
4140 		.max_vid = 4095,
4141 		.port_base_addr = 0x10,
4142 		.phy_base_addr = 0x0,
4143 		.global1_addr = 0x1b,
4144 		.global2_addr = 0x1c,
4145 		.age_time_coeff = 15000,
4146 		.g1_irqs = 9,
4147 		.g2_irqs = 10,
4148 		.atu_move_port_mask = 0xf,
4149 		.pvt = true,
4150 		.multi_chip = true,
4151 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4152 		.ops = &mv88e6171_ops,
4153 	},
4154 
4155 	[MV88E6172] = {
4156 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6172,
4157 		.family = MV88E6XXX_FAMILY_6352,
4158 		.name = "Marvell 88E6172",
4159 		.num_databases = 4096,
4160 		.num_ports = 7,
4161 		.num_internal_phys = 5,
4162 		.num_gpio = 15,
4163 		.max_vid = 4095,
4164 		.port_base_addr = 0x10,
4165 		.phy_base_addr = 0x0,
4166 		.global1_addr = 0x1b,
4167 		.global2_addr = 0x1c,
4168 		.age_time_coeff = 15000,
4169 		.g1_irqs = 9,
4170 		.g2_irqs = 10,
4171 		.atu_move_port_mask = 0xf,
4172 		.pvt = true,
4173 		.multi_chip = true,
4174 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4175 		.ops = &mv88e6172_ops,
4176 	},
4177 
4178 	[MV88E6175] = {
4179 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6175,
4180 		.family = MV88E6XXX_FAMILY_6351,
4181 		.name = "Marvell 88E6175",
4182 		.num_databases = 4096,
4183 		.num_ports = 7,
4184 		.num_internal_phys = 5,
4185 		.max_vid = 4095,
4186 		.port_base_addr = 0x10,
4187 		.phy_base_addr = 0x0,
4188 		.global1_addr = 0x1b,
4189 		.global2_addr = 0x1c,
4190 		.age_time_coeff = 15000,
4191 		.g1_irqs = 9,
4192 		.g2_irqs = 10,
4193 		.atu_move_port_mask = 0xf,
4194 		.pvt = true,
4195 		.multi_chip = true,
4196 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4197 		.ops = &mv88e6175_ops,
4198 	},
4199 
4200 	[MV88E6176] = {
4201 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6176,
4202 		.family = MV88E6XXX_FAMILY_6352,
4203 		.name = "Marvell 88E6176",
4204 		.num_databases = 4096,
4205 		.num_ports = 7,
4206 		.num_internal_phys = 5,
4207 		.num_gpio = 15,
4208 		.max_vid = 4095,
4209 		.port_base_addr = 0x10,
4210 		.phy_base_addr = 0x0,
4211 		.global1_addr = 0x1b,
4212 		.global2_addr = 0x1c,
4213 		.age_time_coeff = 15000,
4214 		.g1_irqs = 9,
4215 		.g2_irqs = 10,
4216 		.atu_move_port_mask = 0xf,
4217 		.pvt = true,
4218 		.multi_chip = true,
4219 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4220 		.ops = &mv88e6176_ops,
4221 	},
4222 
4223 	[MV88E6185] = {
4224 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6185,
4225 		.family = MV88E6XXX_FAMILY_6185,
4226 		.name = "Marvell 88E6185",
4227 		.num_databases = 256,
4228 		.num_ports = 10,
4229 		.num_internal_phys = 0,
4230 		.max_vid = 4095,
4231 		.port_base_addr = 0x10,
4232 		.phy_base_addr = 0x0,
4233 		.global1_addr = 0x1b,
4234 		.global2_addr = 0x1c,
4235 		.age_time_coeff = 15000,
4236 		.g1_irqs = 8,
4237 		.atu_move_port_mask = 0xf,
4238 		.multi_chip = true,
4239 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4240 		.ops = &mv88e6185_ops,
4241 	},
4242 
4243 	[MV88E6190] = {
4244 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190,
4245 		.family = MV88E6XXX_FAMILY_6390,
4246 		.name = "Marvell 88E6190",
4247 		.num_databases = 4096,
4248 		.num_ports = 11,	/* 10 + Z80 */
4249 		.num_internal_phys = 9,
4250 		.num_gpio = 16,
4251 		.max_vid = 8191,
4252 		.port_base_addr = 0x0,
4253 		.phy_base_addr = 0x0,
4254 		.global1_addr = 0x1b,
4255 		.global2_addr = 0x1c,
4256 		.tag_protocol = DSA_TAG_PROTO_DSA,
4257 		.age_time_coeff = 3750,
4258 		.g1_irqs = 9,
4259 		.g2_irqs = 14,
4260 		.pvt = true,
4261 		.multi_chip = true,
4262 		.atu_move_port_mask = 0x1f,
4263 		.ops = &mv88e6190_ops,
4264 	},
4265 
4266 	[MV88E6190X] = {
4267 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190X,
4268 		.family = MV88E6XXX_FAMILY_6390,
4269 		.name = "Marvell 88E6190X",
4270 		.num_databases = 4096,
4271 		.num_ports = 11,	/* 10 + Z80 */
4272 		.num_internal_phys = 9,
4273 		.num_gpio = 16,
4274 		.max_vid = 8191,
4275 		.port_base_addr = 0x0,
4276 		.phy_base_addr = 0x0,
4277 		.global1_addr = 0x1b,
4278 		.global2_addr = 0x1c,
4279 		.age_time_coeff = 3750,
4280 		.g1_irqs = 9,
4281 		.g2_irqs = 14,
4282 		.atu_move_port_mask = 0x1f,
4283 		.pvt = true,
4284 		.multi_chip = true,
4285 		.tag_protocol = DSA_TAG_PROTO_DSA,
4286 		.ops = &mv88e6190x_ops,
4287 	},
4288 
4289 	[MV88E6191] = {
4290 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6191,
4291 		.family = MV88E6XXX_FAMILY_6390,
4292 		.name = "Marvell 88E6191",
4293 		.num_databases = 4096,
4294 		.num_ports = 11,	/* 10 + Z80 */
4295 		.num_internal_phys = 9,
4296 		.max_vid = 8191,
4297 		.port_base_addr = 0x0,
4298 		.phy_base_addr = 0x0,
4299 		.global1_addr = 0x1b,
4300 		.global2_addr = 0x1c,
4301 		.age_time_coeff = 3750,
4302 		.g1_irqs = 9,
4303 		.g2_irqs = 14,
4304 		.atu_move_port_mask = 0x1f,
4305 		.pvt = true,
4306 		.multi_chip = true,
4307 		.tag_protocol = DSA_TAG_PROTO_DSA,
4308 		.ptp_support = true,
4309 		.ops = &mv88e6191_ops,
4310 	},
4311 
4312 	[MV88E6220] = {
4313 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6220,
4314 		.family = MV88E6XXX_FAMILY_6250,
4315 		.name = "Marvell 88E6220",
4316 		.num_databases = 64,
4317 
4318 		/* Ports 2-4 are not routed to pins
4319 		 * => usable ports 0, 1, 5, 6
4320 		 */
4321 		.num_ports = 7,
4322 		.num_internal_phys = 2,
4323 		.invalid_port_mask = BIT(2) | BIT(3) | BIT(4),
4324 		.max_vid = 4095,
4325 		.port_base_addr = 0x08,
4326 		.phy_base_addr = 0x00,
4327 		.global1_addr = 0x0f,
4328 		.global2_addr = 0x07,
4329 		.age_time_coeff = 15000,
4330 		.g1_irqs = 9,
4331 		.g2_irqs = 10,
4332 		.atu_move_port_mask = 0xf,
4333 		.dual_chip = true,
4334 		.tag_protocol = DSA_TAG_PROTO_DSA,
4335 		.ptp_support = true,
4336 		.ops = &mv88e6250_ops,
4337 	},
4338 
4339 	[MV88E6240] = {
4340 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6240,
4341 		.family = MV88E6XXX_FAMILY_6352,
4342 		.name = "Marvell 88E6240",
4343 		.num_databases = 4096,
4344 		.num_ports = 7,
4345 		.num_internal_phys = 5,
4346 		.num_gpio = 15,
4347 		.max_vid = 4095,
4348 		.port_base_addr = 0x10,
4349 		.phy_base_addr = 0x0,
4350 		.global1_addr = 0x1b,
4351 		.global2_addr = 0x1c,
4352 		.age_time_coeff = 15000,
4353 		.g1_irqs = 9,
4354 		.g2_irqs = 10,
4355 		.atu_move_port_mask = 0xf,
4356 		.pvt = true,
4357 		.multi_chip = true,
4358 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4359 		.ptp_support = true,
4360 		.ops = &mv88e6240_ops,
4361 	},
4362 
4363 	[MV88E6250] = {
4364 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6250,
4365 		.family = MV88E6XXX_FAMILY_6250,
4366 		.name = "Marvell 88E6250",
4367 		.num_databases = 64,
4368 		.num_ports = 7,
4369 		.num_internal_phys = 5,
4370 		.max_vid = 4095,
4371 		.port_base_addr = 0x08,
4372 		.phy_base_addr = 0x00,
4373 		.global1_addr = 0x0f,
4374 		.global2_addr = 0x07,
4375 		.age_time_coeff = 15000,
4376 		.g1_irqs = 9,
4377 		.g2_irqs = 10,
4378 		.atu_move_port_mask = 0xf,
4379 		.dual_chip = true,
4380 		.tag_protocol = DSA_TAG_PROTO_DSA,
4381 		.ptp_support = true,
4382 		.ops = &mv88e6250_ops,
4383 	},
4384 
4385 	[MV88E6290] = {
4386 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6290,
4387 		.family = MV88E6XXX_FAMILY_6390,
4388 		.name = "Marvell 88E6290",
4389 		.num_databases = 4096,
4390 		.num_ports = 11,	/* 10 + Z80 */
4391 		.num_internal_phys = 9,
4392 		.num_gpio = 16,
4393 		.max_vid = 8191,
4394 		.port_base_addr = 0x0,
4395 		.phy_base_addr = 0x0,
4396 		.global1_addr = 0x1b,
4397 		.global2_addr = 0x1c,
4398 		.age_time_coeff = 3750,
4399 		.g1_irqs = 9,
4400 		.g2_irqs = 14,
4401 		.atu_move_port_mask = 0x1f,
4402 		.pvt = true,
4403 		.multi_chip = true,
4404 		.tag_protocol = DSA_TAG_PROTO_DSA,
4405 		.ptp_support = true,
4406 		.ops = &mv88e6290_ops,
4407 	},
4408 
4409 	[MV88E6320] = {
4410 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6320,
4411 		.family = MV88E6XXX_FAMILY_6320,
4412 		.name = "Marvell 88E6320",
4413 		.num_databases = 4096,
4414 		.num_ports = 7,
4415 		.num_internal_phys = 5,
4416 		.num_gpio = 15,
4417 		.max_vid = 4095,
4418 		.port_base_addr = 0x10,
4419 		.phy_base_addr = 0x0,
4420 		.global1_addr = 0x1b,
4421 		.global2_addr = 0x1c,
4422 		.age_time_coeff = 15000,
4423 		.g1_irqs = 8,
4424 		.g2_irqs = 10,
4425 		.atu_move_port_mask = 0xf,
4426 		.pvt = true,
4427 		.multi_chip = true,
4428 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4429 		.ptp_support = true,
4430 		.ops = &mv88e6320_ops,
4431 	},
4432 
4433 	[MV88E6321] = {
4434 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6321,
4435 		.family = MV88E6XXX_FAMILY_6320,
4436 		.name = "Marvell 88E6321",
4437 		.num_databases = 4096,
4438 		.num_ports = 7,
4439 		.num_internal_phys = 5,
4440 		.num_gpio = 15,
4441 		.max_vid = 4095,
4442 		.port_base_addr = 0x10,
4443 		.phy_base_addr = 0x0,
4444 		.global1_addr = 0x1b,
4445 		.global2_addr = 0x1c,
4446 		.age_time_coeff = 15000,
4447 		.g1_irqs = 8,
4448 		.g2_irqs = 10,
4449 		.atu_move_port_mask = 0xf,
4450 		.multi_chip = true,
4451 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4452 		.ptp_support = true,
4453 		.ops = &mv88e6321_ops,
4454 	},
4455 
4456 	[MV88E6341] = {
4457 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,
4458 		.family = MV88E6XXX_FAMILY_6341,
4459 		.name = "Marvell 88E6341",
4460 		.num_databases = 4096,
4461 		.num_internal_phys = 5,
4462 		.num_ports = 6,
4463 		.num_gpio = 11,
4464 		.max_vid = 4095,
4465 		.port_base_addr = 0x10,
4466 		.phy_base_addr = 0x10,
4467 		.global1_addr = 0x1b,
4468 		.global2_addr = 0x1c,
4469 		.age_time_coeff = 3750,
4470 		.atu_move_port_mask = 0x1f,
4471 		.g1_irqs = 9,
4472 		.g2_irqs = 10,
4473 		.pvt = true,
4474 		.multi_chip = true,
4475 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4476 		.ptp_support = true,
4477 		.ops = &mv88e6341_ops,
4478 	},
4479 
4480 	[MV88E6350] = {
4481 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6350,
4482 		.family = MV88E6XXX_FAMILY_6351,
4483 		.name = "Marvell 88E6350",
4484 		.num_databases = 4096,
4485 		.num_ports = 7,
4486 		.num_internal_phys = 5,
4487 		.max_vid = 4095,
4488 		.port_base_addr = 0x10,
4489 		.phy_base_addr = 0x0,
4490 		.global1_addr = 0x1b,
4491 		.global2_addr = 0x1c,
4492 		.age_time_coeff = 15000,
4493 		.g1_irqs = 9,
4494 		.g2_irqs = 10,
4495 		.atu_move_port_mask = 0xf,
4496 		.pvt = true,
4497 		.multi_chip = true,
4498 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4499 		.ops = &mv88e6350_ops,
4500 	},
4501 
4502 	[MV88E6351] = {
4503 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6351,
4504 		.family = MV88E6XXX_FAMILY_6351,
4505 		.name = "Marvell 88E6351",
4506 		.num_databases = 4096,
4507 		.num_ports = 7,
4508 		.num_internal_phys = 5,
4509 		.max_vid = 4095,
4510 		.port_base_addr = 0x10,
4511 		.phy_base_addr = 0x0,
4512 		.global1_addr = 0x1b,
4513 		.global2_addr = 0x1c,
4514 		.age_time_coeff = 15000,
4515 		.g1_irqs = 9,
4516 		.g2_irqs = 10,
4517 		.atu_move_port_mask = 0xf,
4518 		.pvt = true,
4519 		.multi_chip = true,
4520 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4521 		.ops = &mv88e6351_ops,
4522 	},
4523 
4524 	[MV88E6352] = {
4525 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6352,
4526 		.family = MV88E6XXX_FAMILY_6352,
4527 		.name = "Marvell 88E6352",
4528 		.num_databases = 4096,
4529 		.num_ports = 7,
4530 		.num_internal_phys = 5,
4531 		.num_gpio = 15,
4532 		.max_vid = 4095,
4533 		.port_base_addr = 0x10,
4534 		.phy_base_addr = 0x0,
4535 		.global1_addr = 0x1b,
4536 		.global2_addr = 0x1c,
4537 		.age_time_coeff = 15000,
4538 		.g1_irqs = 9,
4539 		.g2_irqs = 10,
4540 		.atu_move_port_mask = 0xf,
4541 		.pvt = true,
4542 		.multi_chip = true,
4543 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4544 		.ptp_support = true,
4545 		.ops = &mv88e6352_ops,
4546 	},
4547 	[MV88E6390] = {
4548 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390,
4549 		.family = MV88E6XXX_FAMILY_6390,
4550 		.name = "Marvell 88E6390",
4551 		.num_databases = 4096,
4552 		.num_ports = 11,	/* 10 + Z80 */
4553 		.num_internal_phys = 9,
4554 		.num_gpio = 16,
4555 		.max_vid = 8191,
4556 		.port_base_addr = 0x0,
4557 		.phy_base_addr = 0x0,
4558 		.global1_addr = 0x1b,
4559 		.global2_addr = 0x1c,
4560 		.age_time_coeff = 3750,
4561 		.g1_irqs = 9,
4562 		.g2_irqs = 14,
4563 		.atu_move_port_mask = 0x1f,
4564 		.pvt = true,
4565 		.multi_chip = true,
4566 		.tag_protocol = DSA_TAG_PROTO_DSA,
4567 		.ptp_support = true,
4568 		.ops = &mv88e6390_ops,
4569 	},
4570 	[MV88E6390X] = {
4571 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390X,
4572 		.family = MV88E6XXX_FAMILY_6390,
4573 		.name = "Marvell 88E6390X",
4574 		.num_databases = 4096,
4575 		.num_ports = 11,	/* 10 + Z80 */
4576 		.num_internal_phys = 9,
4577 		.num_gpio = 16,
4578 		.max_vid = 8191,
4579 		.port_base_addr = 0x0,
4580 		.phy_base_addr = 0x0,
4581 		.global1_addr = 0x1b,
4582 		.global2_addr = 0x1c,
4583 		.age_time_coeff = 3750,
4584 		.g1_irqs = 9,
4585 		.g2_irqs = 14,
4586 		.atu_move_port_mask = 0x1f,
4587 		.pvt = true,
4588 		.multi_chip = true,
4589 		.tag_protocol = DSA_TAG_PROTO_DSA,
4590 		.ptp_support = true,
4591 		.ops = &mv88e6390x_ops,
4592 	},
4593 };
4594 
4595 static const struct mv88e6xxx_info *mv88e6xxx_lookup_info(unsigned int prod_num)
4596 {
4597 	int i;
4598 
4599 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_table); ++i)
4600 		if (mv88e6xxx_table[i].prod_num == prod_num)
4601 			return &mv88e6xxx_table[i];
4602 
4603 	return NULL;
4604 }
4605 
4606 static int mv88e6xxx_detect(struct mv88e6xxx_chip *chip)
4607 {
4608 	const struct mv88e6xxx_info *info;
4609 	unsigned int prod_num, rev;
4610 	u16 id;
4611 	int err;
4612 
4613 	mv88e6xxx_reg_lock(chip);
4614 	err = mv88e6xxx_port_read(chip, 0, MV88E6XXX_PORT_SWITCH_ID, &id);
4615 	mv88e6xxx_reg_unlock(chip);
4616 	if (err)
4617 		return err;
4618 
4619 	prod_num = id & MV88E6XXX_PORT_SWITCH_ID_PROD_MASK;
4620 	rev = id & MV88E6XXX_PORT_SWITCH_ID_REV_MASK;
4621 
4622 	info = mv88e6xxx_lookup_info(prod_num);
4623 	if (!info)
4624 		return -ENODEV;
4625 
4626 	/* Update the compatible info with the probed one */
4627 	chip->info = info;
4628 
4629 	err = mv88e6xxx_g2_require(chip);
4630 	if (err)
4631 		return err;
4632 
4633 	dev_info(chip->dev, "switch 0x%x detected: %s, revision %u\n",
4634 		 chip->info->prod_num, chip->info->name, rev);
4635 
4636 	return 0;
4637 }
4638 
4639 static struct mv88e6xxx_chip *mv88e6xxx_alloc_chip(struct device *dev)
4640 {
4641 	struct mv88e6xxx_chip *chip;
4642 
4643 	chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
4644 	if (!chip)
4645 		return NULL;
4646 
4647 	chip->dev = dev;
4648 
4649 	mutex_init(&chip->reg_lock);
4650 	INIT_LIST_HEAD(&chip->mdios);
4651 
4652 	return chip;
4653 }
4654 
4655 static enum dsa_tag_protocol mv88e6xxx_get_tag_protocol(struct dsa_switch *ds,
4656 							int port)
4657 {
4658 	struct mv88e6xxx_chip *chip = ds->priv;
4659 
4660 	return chip->info->tag_protocol;
4661 }
4662 
4663 static int mv88e6xxx_port_mdb_prepare(struct dsa_switch *ds, int port,
4664 				      const struct switchdev_obj_port_mdb *mdb)
4665 {
4666 	/* We don't need any dynamic resource from the kernel (yet),
4667 	 * so skip the prepare phase.
4668 	 */
4669 
4670 	return 0;
4671 }
4672 
4673 static void mv88e6xxx_port_mdb_add(struct dsa_switch *ds, int port,
4674 				   const struct switchdev_obj_port_mdb *mdb)
4675 {
4676 	struct mv88e6xxx_chip *chip = ds->priv;
4677 
4678 	mv88e6xxx_reg_lock(chip);
4679 	if (mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
4680 					 MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC))
4681 		dev_err(ds->dev, "p%d: failed to load multicast MAC address\n",
4682 			port);
4683 	mv88e6xxx_reg_unlock(chip);
4684 }
4685 
4686 static int mv88e6xxx_port_mdb_del(struct dsa_switch *ds, int port,
4687 				  const struct switchdev_obj_port_mdb *mdb)
4688 {
4689 	struct mv88e6xxx_chip *chip = ds->priv;
4690 	int err;
4691 
4692 	mv88e6xxx_reg_lock(chip);
4693 	err = mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
4694 					   MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
4695 	mv88e6xxx_reg_unlock(chip);
4696 
4697 	return err;
4698 }
4699 
4700 static int mv88e6xxx_port_egress_floods(struct dsa_switch *ds, int port,
4701 					 bool unicast, bool multicast)
4702 {
4703 	struct mv88e6xxx_chip *chip = ds->priv;
4704 	int err = -EOPNOTSUPP;
4705 
4706 	mv88e6xxx_reg_lock(chip);
4707 	if (chip->info->ops->port_set_egress_floods)
4708 		err = chip->info->ops->port_set_egress_floods(chip, port,
4709 							      unicast,
4710 							      multicast);
4711 	mv88e6xxx_reg_unlock(chip);
4712 
4713 	return err;
4714 }
4715 
4716 static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
4717 	.get_tag_protocol	= mv88e6xxx_get_tag_protocol,
4718 	.setup			= mv88e6xxx_setup,
4719 	.phylink_validate	= mv88e6xxx_validate,
4720 	.phylink_mac_link_state	= mv88e6xxx_link_state,
4721 	.phylink_mac_config	= mv88e6xxx_mac_config,
4722 	.phylink_mac_link_down	= mv88e6xxx_mac_link_down,
4723 	.phylink_mac_link_up	= mv88e6xxx_mac_link_up,
4724 	.get_strings		= mv88e6xxx_get_strings,
4725 	.get_ethtool_stats	= mv88e6xxx_get_ethtool_stats,
4726 	.get_sset_count		= mv88e6xxx_get_sset_count,
4727 	.port_enable		= mv88e6xxx_port_enable,
4728 	.port_disable		= mv88e6xxx_port_disable,
4729 	.get_mac_eee		= mv88e6xxx_get_mac_eee,
4730 	.set_mac_eee		= mv88e6xxx_set_mac_eee,
4731 	.get_eeprom_len		= mv88e6xxx_get_eeprom_len,
4732 	.get_eeprom		= mv88e6xxx_get_eeprom,
4733 	.set_eeprom		= mv88e6xxx_set_eeprom,
4734 	.get_regs_len		= mv88e6xxx_get_regs_len,
4735 	.get_regs		= mv88e6xxx_get_regs,
4736 	.set_ageing_time	= mv88e6xxx_set_ageing_time,
4737 	.port_bridge_join	= mv88e6xxx_port_bridge_join,
4738 	.port_bridge_leave	= mv88e6xxx_port_bridge_leave,
4739 	.port_egress_floods	= mv88e6xxx_port_egress_floods,
4740 	.port_stp_state_set	= mv88e6xxx_port_stp_state_set,
4741 	.port_fast_age		= mv88e6xxx_port_fast_age,
4742 	.port_vlan_filtering	= mv88e6xxx_port_vlan_filtering,
4743 	.port_vlan_prepare	= mv88e6xxx_port_vlan_prepare,
4744 	.port_vlan_add		= mv88e6xxx_port_vlan_add,
4745 	.port_vlan_del		= mv88e6xxx_port_vlan_del,
4746 	.port_fdb_add           = mv88e6xxx_port_fdb_add,
4747 	.port_fdb_del           = mv88e6xxx_port_fdb_del,
4748 	.port_fdb_dump          = mv88e6xxx_port_fdb_dump,
4749 	.port_mdb_prepare       = mv88e6xxx_port_mdb_prepare,
4750 	.port_mdb_add           = mv88e6xxx_port_mdb_add,
4751 	.port_mdb_del           = mv88e6xxx_port_mdb_del,
4752 	.crosschip_bridge_join	= mv88e6xxx_crosschip_bridge_join,
4753 	.crosschip_bridge_leave	= mv88e6xxx_crosschip_bridge_leave,
4754 	.port_hwtstamp_set	= mv88e6xxx_port_hwtstamp_set,
4755 	.port_hwtstamp_get	= mv88e6xxx_port_hwtstamp_get,
4756 	.port_txtstamp		= mv88e6xxx_port_txtstamp,
4757 	.port_rxtstamp		= mv88e6xxx_port_rxtstamp,
4758 	.get_ts_info		= mv88e6xxx_get_ts_info,
4759 };
4760 
4761 static int mv88e6xxx_register_switch(struct mv88e6xxx_chip *chip)
4762 {
4763 	struct device *dev = chip->dev;
4764 	struct dsa_switch *ds;
4765 
4766 	ds = dsa_switch_alloc(dev, mv88e6xxx_num_ports(chip));
4767 	if (!ds)
4768 		return -ENOMEM;
4769 
4770 	ds->priv = chip;
4771 	ds->dev = dev;
4772 	ds->ops = &mv88e6xxx_switch_ops;
4773 	ds->ageing_time_min = chip->info->age_time_coeff;
4774 	ds->ageing_time_max = chip->info->age_time_coeff * U8_MAX;
4775 
4776 	dev_set_drvdata(dev, ds);
4777 
4778 	return dsa_register_switch(ds);
4779 }
4780 
4781 static void mv88e6xxx_unregister_switch(struct mv88e6xxx_chip *chip)
4782 {
4783 	dsa_unregister_switch(chip->ds);
4784 }
4785 
4786 static const void *pdata_device_get_match_data(struct device *dev)
4787 {
4788 	const struct of_device_id *matches = dev->driver->of_match_table;
4789 	const struct dsa_mv88e6xxx_pdata *pdata = dev->platform_data;
4790 
4791 	for (; matches->name[0] || matches->type[0] || matches->compatible[0];
4792 	     matches++) {
4793 		if (!strcmp(pdata->compatible, matches->compatible))
4794 			return matches->data;
4795 	}
4796 	return NULL;
4797 }
4798 
4799 /* There is no suspend to RAM support at DSA level yet, the switch configuration
4800  * would be lost after a power cycle so prevent it to be suspended.
4801  */
4802 static int __maybe_unused mv88e6xxx_suspend(struct device *dev)
4803 {
4804 	return -EOPNOTSUPP;
4805 }
4806 
4807 static int __maybe_unused mv88e6xxx_resume(struct device *dev)
4808 {
4809 	return 0;
4810 }
4811 
4812 static SIMPLE_DEV_PM_OPS(mv88e6xxx_pm_ops, mv88e6xxx_suspend, mv88e6xxx_resume);
4813 
4814 static int mv88e6xxx_probe(struct mdio_device *mdiodev)
4815 {
4816 	struct dsa_mv88e6xxx_pdata *pdata = mdiodev->dev.platform_data;
4817 	const struct mv88e6xxx_info *compat_info = NULL;
4818 	struct device *dev = &mdiodev->dev;
4819 	struct device_node *np = dev->of_node;
4820 	struct mv88e6xxx_chip *chip;
4821 	int port;
4822 	int err;
4823 
4824 	if (!np && !pdata)
4825 		return -EINVAL;
4826 
4827 	if (np)
4828 		compat_info = of_device_get_match_data(dev);
4829 
4830 	if (pdata) {
4831 		compat_info = pdata_device_get_match_data(dev);
4832 
4833 		if (!pdata->netdev)
4834 			return -EINVAL;
4835 
4836 		for (port = 0; port < DSA_MAX_PORTS; port++) {
4837 			if (!(pdata->enabled_ports & (1 << port)))
4838 				continue;
4839 			if (strcmp(pdata->cd.port_names[port], "cpu"))
4840 				continue;
4841 			pdata->cd.netdev[port] = &pdata->netdev->dev;
4842 			break;
4843 		}
4844 	}
4845 
4846 	if (!compat_info)
4847 		return -EINVAL;
4848 
4849 	chip = mv88e6xxx_alloc_chip(dev);
4850 	if (!chip) {
4851 		err = -ENOMEM;
4852 		goto out;
4853 	}
4854 
4855 	chip->info = compat_info;
4856 
4857 	err = mv88e6xxx_smi_init(chip, mdiodev->bus, mdiodev->addr);
4858 	if (err)
4859 		goto out;
4860 
4861 	chip->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
4862 	if (IS_ERR(chip->reset)) {
4863 		err = PTR_ERR(chip->reset);
4864 		goto out;
4865 	}
4866 	if (chip->reset)
4867 		usleep_range(1000, 2000);
4868 
4869 	err = mv88e6xxx_detect(chip);
4870 	if (err)
4871 		goto out;
4872 
4873 	mv88e6xxx_phy_init(chip);
4874 
4875 	if (chip->info->ops->get_eeprom) {
4876 		if (np)
4877 			of_property_read_u32(np, "eeprom-length",
4878 					     &chip->eeprom_len);
4879 		else
4880 			chip->eeprom_len = pdata->eeprom_len;
4881 	}
4882 
4883 	mv88e6xxx_reg_lock(chip);
4884 	err = mv88e6xxx_switch_reset(chip);
4885 	mv88e6xxx_reg_unlock(chip);
4886 	if (err)
4887 		goto out;
4888 
4889 	if (np) {
4890 		chip->irq = of_irq_get(np, 0);
4891 		if (chip->irq == -EPROBE_DEFER) {
4892 			err = chip->irq;
4893 			goto out;
4894 		}
4895 	}
4896 
4897 	if (pdata)
4898 		chip->irq = pdata->irq;
4899 
4900 	/* Has to be performed before the MDIO bus is created, because
4901 	 * the PHYs will link their interrupts to these interrupt
4902 	 * controllers
4903 	 */
4904 	mv88e6xxx_reg_lock(chip);
4905 	if (chip->irq > 0)
4906 		err = mv88e6xxx_g1_irq_setup(chip);
4907 	else
4908 		err = mv88e6xxx_irq_poll_setup(chip);
4909 	mv88e6xxx_reg_unlock(chip);
4910 
4911 	if (err)
4912 		goto out;
4913 
4914 	if (chip->info->g2_irqs > 0) {
4915 		err = mv88e6xxx_g2_irq_setup(chip);
4916 		if (err)
4917 			goto out_g1_irq;
4918 	}
4919 
4920 	err = mv88e6xxx_g1_atu_prob_irq_setup(chip);
4921 	if (err)
4922 		goto out_g2_irq;
4923 
4924 	err = mv88e6xxx_g1_vtu_prob_irq_setup(chip);
4925 	if (err)
4926 		goto out_g1_atu_prob_irq;
4927 
4928 	err = mv88e6xxx_mdios_register(chip, np);
4929 	if (err)
4930 		goto out_g1_vtu_prob_irq;
4931 
4932 	err = mv88e6xxx_register_switch(chip);
4933 	if (err)
4934 		goto out_mdio;
4935 
4936 	return 0;
4937 
4938 out_mdio:
4939 	mv88e6xxx_mdios_unregister(chip);
4940 out_g1_vtu_prob_irq:
4941 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
4942 out_g1_atu_prob_irq:
4943 	mv88e6xxx_g1_atu_prob_irq_free(chip);
4944 out_g2_irq:
4945 	if (chip->info->g2_irqs > 0)
4946 		mv88e6xxx_g2_irq_free(chip);
4947 out_g1_irq:
4948 	if (chip->irq > 0)
4949 		mv88e6xxx_g1_irq_free(chip);
4950 	else
4951 		mv88e6xxx_irq_poll_free(chip);
4952 out:
4953 	if (pdata)
4954 		dev_put(pdata->netdev);
4955 
4956 	return err;
4957 }
4958 
4959 static void mv88e6xxx_remove(struct mdio_device *mdiodev)
4960 {
4961 	struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev);
4962 	struct mv88e6xxx_chip *chip = ds->priv;
4963 
4964 	if (chip->info->ptp_support) {
4965 		mv88e6xxx_hwtstamp_free(chip);
4966 		mv88e6xxx_ptp_free(chip);
4967 	}
4968 
4969 	mv88e6xxx_phy_destroy(chip);
4970 	mv88e6xxx_unregister_switch(chip);
4971 	mv88e6xxx_mdios_unregister(chip);
4972 
4973 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
4974 	mv88e6xxx_g1_atu_prob_irq_free(chip);
4975 
4976 	if (chip->info->g2_irqs > 0)
4977 		mv88e6xxx_g2_irq_free(chip);
4978 
4979 	if (chip->irq > 0)
4980 		mv88e6xxx_g1_irq_free(chip);
4981 	else
4982 		mv88e6xxx_irq_poll_free(chip);
4983 }
4984 
4985 static const struct of_device_id mv88e6xxx_of_match[] = {
4986 	{
4987 		.compatible = "marvell,mv88e6085",
4988 		.data = &mv88e6xxx_table[MV88E6085],
4989 	},
4990 	{
4991 		.compatible = "marvell,mv88e6190",
4992 		.data = &mv88e6xxx_table[MV88E6190],
4993 	},
4994 	{
4995 		.compatible = "marvell,mv88e6250",
4996 		.data = &mv88e6xxx_table[MV88E6250],
4997 	},
4998 	{ /* sentinel */ },
4999 };
5000 
5001 MODULE_DEVICE_TABLE(of, mv88e6xxx_of_match);
5002 
5003 static struct mdio_driver mv88e6xxx_driver = {
5004 	.probe	= mv88e6xxx_probe,
5005 	.remove = mv88e6xxx_remove,
5006 	.mdiodrv.driver = {
5007 		.name = "mv88e6085",
5008 		.of_match_table = mv88e6xxx_of_match,
5009 		.pm = &mv88e6xxx_pm_ops,
5010 	},
5011 };
5012 
5013 mdio_module_driver(mv88e6xxx_driver);
5014 
5015 MODULE_AUTHOR("Lennert Buytenhek <buytenh@wantstofly.org>");
5016 MODULE_DESCRIPTION("Driver for Marvell 88E6XXX ethernet switch chips");
5017 MODULE_LICENSE("GPL");
5018