xref: /linux/drivers/net/dsa/mv88e6xxx/chip.c (revision 4a714feefd99c25c7304b43ac58c9d5c0304e7cb)
1 /*
2  * Marvell 88e6xxx Ethernet switch single-chip support
3  *
4  * Copyright (c) 2008 Marvell Semiconductor
5  *
6  * Copyright (c) 2016 Andrew Lunn <andrew@lunn.ch>
7  *
8  * Copyright (c) 2016-2017 Savoir-faire Linux Inc.
9  *	Vivien Didelot <vivien.didelot@savoirfairelinux.com>
10  *
11  * This program is free software; you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License as published by
13  * the Free Software Foundation; either version 2 of the License, or
14  * (at your option) any later version.
15  */
16 
17 #include <linux/delay.h>
18 #include <linux/etherdevice.h>
19 #include <linux/ethtool.h>
20 #include <linux/if_bridge.h>
21 #include <linux/interrupt.h>
22 #include <linux/irq.h>
23 #include <linux/irqdomain.h>
24 #include <linux/jiffies.h>
25 #include <linux/list.h>
26 #include <linux/mdio.h>
27 #include <linux/module.h>
28 #include <linux/of_device.h>
29 #include <linux/of_irq.h>
30 #include <linux/of_mdio.h>
31 #include <linux/platform_data/mv88e6xxx.h>
32 #include <linux/netdevice.h>
33 #include <linux/gpio/consumer.h>
34 #include <linux/phy.h>
35 #include <linux/phylink.h>
36 #include <net/dsa.h>
37 
38 #include "chip.h"
39 #include "global1.h"
40 #include "global2.h"
41 #include "hwtstamp.h"
42 #include "phy.h"
43 #include "port.h"
44 #include "ptp.h"
45 #include "serdes.h"
46 
47 static void assert_reg_lock(struct mv88e6xxx_chip *chip)
48 {
49 	if (unlikely(!mutex_is_locked(&chip->reg_lock))) {
50 		dev_err(chip->dev, "Switch registers lock not held!\n");
51 		dump_stack();
52 	}
53 }
54 
55 /* The switch ADDR[4:1] configuration pins define the chip SMI device address
56  * (ADDR[0] is always zero, thus only even SMI addresses can be strapped).
57  *
58  * When ADDR is all zero, the chip uses Single-chip Addressing Mode, assuming it
59  * is the only device connected to the SMI master. In this mode it responds to
60  * all 32 possible SMI addresses, and thus maps directly the internal devices.
61  *
62  * When ADDR is non-zero, the chip uses Multi-chip Addressing Mode, allowing
63  * multiple devices to share the SMI interface. In this mode it responds to only
64  * 2 registers, used to indirectly access the internal SMI devices.
65  */
66 
67 static int mv88e6xxx_smi_read(struct mv88e6xxx_chip *chip,
68 			      int addr, int reg, u16 *val)
69 {
70 	if (!chip->smi_ops)
71 		return -EOPNOTSUPP;
72 
73 	return chip->smi_ops->read(chip, addr, reg, val);
74 }
75 
76 static int mv88e6xxx_smi_write(struct mv88e6xxx_chip *chip,
77 			       int addr, int reg, u16 val)
78 {
79 	if (!chip->smi_ops)
80 		return -EOPNOTSUPP;
81 
82 	return chip->smi_ops->write(chip, addr, reg, val);
83 }
84 
85 static int mv88e6xxx_smi_single_chip_read(struct mv88e6xxx_chip *chip,
86 					  int addr, int reg, u16 *val)
87 {
88 	int ret;
89 
90 	ret = mdiobus_read_nested(chip->bus, addr, reg);
91 	if (ret < 0)
92 		return ret;
93 
94 	*val = ret & 0xffff;
95 
96 	return 0;
97 }
98 
99 static int mv88e6xxx_smi_single_chip_write(struct mv88e6xxx_chip *chip,
100 					   int addr, int reg, u16 val)
101 {
102 	int ret;
103 
104 	ret = mdiobus_write_nested(chip->bus, addr, reg, val);
105 	if (ret < 0)
106 		return ret;
107 
108 	return 0;
109 }
110 
111 static const struct mv88e6xxx_bus_ops mv88e6xxx_smi_single_chip_ops = {
112 	.read = mv88e6xxx_smi_single_chip_read,
113 	.write = mv88e6xxx_smi_single_chip_write,
114 };
115 
116 static int mv88e6xxx_smi_multi_chip_wait(struct mv88e6xxx_chip *chip)
117 {
118 	int ret;
119 	int i;
120 
121 	for (i = 0; i < 16; i++) {
122 		ret = mdiobus_read_nested(chip->bus, chip->sw_addr, SMI_CMD);
123 		if (ret < 0)
124 			return ret;
125 
126 		if ((ret & SMI_CMD_BUSY) == 0)
127 			return 0;
128 	}
129 
130 	return -ETIMEDOUT;
131 }
132 
133 static int mv88e6xxx_smi_multi_chip_read(struct mv88e6xxx_chip *chip,
134 					 int addr, int reg, u16 *val)
135 {
136 	int ret;
137 
138 	/* Wait for the bus to become free. */
139 	ret = mv88e6xxx_smi_multi_chip_wait(chip);
140 	if (ret < 0)
141 		return ret;
142 
143 	/* Transmit the read command. */
144 	ret = mdiobus_write_nested(chip->bus, chip->sw_addr, SMI_CMD,
145 				   SMI_CMD_OP_22_READ | (addr << 5) | reg);
146 	if (ret < 0)
147 		return ret;
148 
149 	/* Wait for the read command to complete. */
150 	ret = mv88e6xxx_smi_multi_chip_wait(chip);
151 	if (ret < 0)
152 		return ret;
153 
154 	/* Read the data. */
155 	ret = mdiobus_read_nested(chip->bus, chip->sw_addr, SMI_DATA);
156 	if (ret < 0)
157 		return ret;
158 
159 	*val = ret & 0xffff;
160 
161 	return 0;
162 }
163 
164 static int mv88e6xxx_smi_multi_chip_write(struct mv88e6xxx_chip *chip,
165 					  int addr, int reg, u16 val)
166 {
167 	int ret;
168 
169 	/* Wait for the bus to become free. */
170 	ret = mv88e6xxx_smi_multi_chip_wait(chip);
171 	if (ret < 0)
172 		return ret;
173 
174 	/* Transmit the data to write. */
175 	ret = mdiobus_write_nested(chip->bus, chip->sw_addr, SMI_DATA, val);
176 	if (ret < 0)
177 		return ret;
178 
179 	/* Transmit the write command. */
180 	ret = mdiobus_write_nested(chip->bus, chip->sw_addr, SMI_CMD,
181 				   SMI_CMD_OP_22_WRITE | (addr << 5) | reg);
182 	if (ret < 0)
183 		return ret;
184 
185 	/* Wait for the write command to complete. */
186 	ret = mv88e6xxx_smi_multi_chip_wait(chip);
187 	if (ret < 0)
188 		return ret;
189 
190 	return 0;
191 }
192 
193 static const struct mv88e6xxx_bus_ops mv88e6xxx_smi_multi_chip_ops = {
194 	.read = mv88e6xxx_smi_multi_chip_read,
195 	.write = mv88e6xxx_smi_multi_chip_write,
196 };
197 
198 int mv88e6xxx_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val)
199 {
200 	int err;
201 
202 	assert_reg_lock(chip);
203 
204 	err = mv88e6xxx_smi_read(chip, addr, reg, val);
205 	if (err)
206 		return err;
207 
208 	dev_dbg(chip->dev, "<- addr: 0x%.2x reg: 0x%.2x val: 0x%.4x\n",
209 		addr, reg, *val);
210 
211 	return 0;
212 }
213 
214 int mv88e6xxx_write(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val)
215 {
216 	int err;
217 
218 	assert_reg_lock(chip);
219 
220 	err = mv88e6xxx_smi_write(chip, addr, reg, val);
221 	if (err)
222 		return err;
223 
224 	dev_dbg(chip->dev, "-> addr: 0x%.2x reg: 0x%.2x val: 0x%.4x\n",
225 		addr, reg, val);
226 
227 	return 0;
228 }
229 
230 struct mii_bus *mv88e6xxx_default_mdio_bus(struct mv88e6xxx_chip *chip)
231 {
232 	struct mv88e6xxx_mdio_bus *mdio_bus;
233 
234 	mdio_bus = list_first_entry(&chip->mdios, struct mv88e6xxx_mdio_bus,
235 				    list);
236 	if (!mdio_bus)
237 		return NULL;
238 
239 	return mdio_bus->bus;
240 }
241 
242 static void mv88e6xxx_g1_irq_mask(struct irq_data *d)
243 {
244 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
245 	unsigned int n = d->hwirq;
246 
247 	chip->g1_irq.masked |= (1 << n);
248 }
249 
250 static void mv88e6xxx_g1_irq_unmask(struct irq_data *d)
251 {
252 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
253 	unsigned int n = d->hwirq;
254 
255 	chip->g1_irq.masked &= ~(1 << n);
256 }
257 
258 static irqreturn_t mv88e6xxx_g1_irq_thread_work(struct mv88e6xxx_chip *chip)
259 {
260 	unsigned int nhandled = 0;
261 	unsigned int sub_irq;
262 	unsigned int n;
263 	u16 reg;
264 	u16 ctl1;
265 	int err;
266 
267 	mutex_lock(&chip->reg_lock);
268 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
269 	mutex_unlock(&chip->reg_lock);
270 
271 	if (err)
272 		goto out;
273 
274 	do {
275 		for (n = 0; n < chip->g1_irq.nirqs; ++n) {
276 			if (reg & (1 << n)) {
277 				sub_irq = irq_find_mapping(chip->g1_irq.domain,
278 							   n);
279 				handle_nested_irq(sub_irq);
280 				++nhandled;
281 			}
282 		}
283 
284 		mutex_lock(&chip->reg_lock);
285 		err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &ctl1);
286 		if (err)
287 			goto unlock;
288 		err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
289 unlock:
290 		mutex_unlock(&chip->reg_lock);
291 		if (err)
292 			goto out;
293 		ctl1 &= GENMASK(chip->g1_irq.nirqs, 0);
294 	} while (reg & ctl1);
295 
296 out:
297 	return (nhandled > 0 ? IRQ_HANDLED : IRQ_NONE);
298 }
299 
300 static irqreturn_t mv88e6xxx_g1_irq_thread_fn(int irq, void *dev_id)
301 {
302 	struct mv88e6xxx_chip *chip = dev_id;
303 
304 	return mv88e6xxx_g1_irq_thread_work(chip);
305 }
306 
307 static void mv88e6xxx_g1_irq_bus_lock(struct irq_data *d)
308 {
309 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
310 
311 	mutex_lock(&chip->reg_lock);
312 }
313 
314 static void mv88e6xxx_g1_irq_bus_sync_unlock(struct irq_data *d)
315 {
316 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
317 	u16 mask = GENMASK(chip->g1_irq.nirqs, 0);
318 	u16 reg;
319 	int err;
320 
321 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &reg);
322 	if (err)
323 		goto out;
324 
325 	reg &= ~mask;
326 	reg |= (~chip->g1_irq.masked & mask);
327 
328 	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, reg);
329 	if (err)
330 		goto out;
331 
332 out:
333 	mutex_unlock(&chip->reg_lock);
334 }
335 
336 static const struct irq_chip mv88e6xxx_g1_irq_chip = {
337 	.name			= "mv88e6xxx-g1",
338 	.irq_mask		= mv88e6xxx_g1_irq_mask,
339 	.irq_unmask		= mv88e6xxx_g1_irq_unmask,
340 	.irq_bus_lock		= mv88e6xxx_g1_irq_bus_lock,
341 	.irq_bus_sync_unlock	= mv88e6xxx_g1_irq_bus_sync_unlock,
342 };
343 
344 static int mv88e6xxx_g1_irq_domain_map(struct irq_domain *d,
345 				       unsigned int irq,
346 				       irq_hw_number_t hwirq)
347 {
348 	struct mv88e6xxx_chip *chip = d->host_data;
349 
350 	irq_set_chip_data(irq, d->host_data);
351 	irq_set_chip_and_handler(irq, &chip->g1_irq.chip, handle_level_irq);
352 	irq_set_noprobe(irq);
353 
354 	return 0;
355 }
356 
357 static const struct irq_domain_ops mv88e6xxx_g1_irq_domain_ops = {
358 	.map	= mv88e6xxx_g1_irq_domain_map,
359 	.xlate	= irq_domain_xlate_twocell,
360 };
361 
362 /* To be called with reg_lock held */
363 static void mv88e6xxx_g1_irq_free_common(struct mv88e6xxx_chip *chip)
364 {
365 	int irq, virq;
366 	u16 mask;
367 
368 	mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &mask);
369 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
370 	mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
371 
372 	for (irq = 0; irq < chip->g1_irq.nirqs; irq++) {
373 		virq = irq_find_mapping(chip->g1_irq.domain, irq);
374 		irq_dispose_mapping(virq);
375 	}
376 
377 	irq_domain_remove(chip->g1_irq.domain);
378 }
379 
380 static void mv88e6xxx_g1_irq_free(struct mv88e6xxx_chip *chip)
381 {
382 	/*
383 	 * free_irq must be called without reg_lock taken because the irq
384 	 * handler takes this lock, too.
385 	 */
386 	free_irq(chip->irq, chip);
387 
388 	mutex_lock(&chip->reg_lock);
389 	mv88e6xxx_g1_irq_free_common(chip);
390 	mutex_unlock(&chip->reg_lock);
391 }
392 
393 static int mv88e6xxx_g1_irq_setup_common(struct mv88e6xxx_chip *chip)
394 {
395 	int err, irq, virq;
396 	u16 reg, mask;
397 
398 	chip->g1_irq.nirqs = chip->info->g1_irqs;
399 	chip->g1_irq.domain = irq_domain_add_simple(
400 		NULL, chip->g1_irq.nirqs, 0,
401 		&mv88e6xxx_g1_irq_domain_ops, chip);
402 	if (!chip->g1_irq.domain)
403 		return -ENOMEM;
404 
405 	for (irq = 0; irq < chip->g1_irq.nirqs; irq++)
406 		irq_create_mapping(chip->g1_irq.domain, irq);
407 
408 	chip->g1_irq.chip = mv88e6xxx_g1_irq_chip;
409 	chip->g1_irq.masked = ~0;
410 
411 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &mask);
412 	if (err)
413 		goto out_mapping;
414 
415 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
416 
417 	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
418 	if (err)
419 		goto out_disable;
420 
421 	/* Reading the interrupt status clears (most of) them */
422 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
423 	if (err)
424 		goto out_disable;
425 
426 	return 0;
427 
428 out_disable:
429 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
430 	mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
431 
432 out_mapping:
433 	for (irq = 0; irq < 16; irq++) {
434 		virq = irq_find_mapping(chip->g1_irq.domain, irq);
435 		irq_dispose_mapping(virq);
436 	}
437 
438 	irq_domain_remove(chip->g1_irq.domain);
439 
440 	return err;
441 }
442 
443 static int mv88e6xxx_g1_irq_setup(struct mv88e6xxx_chip *chip)
444 {
445 	static struct lock_class_key lock_key;
446 	static struct lock_class_key request_key;
447 	int err;
448 
449 	err = mv88e6xxx_g1_irq_setup_common(chip);
450 	if (err)
451 		return err;
452 
453 	/* These lock classes tells lockdep that global 1 irqs are in
454 	 * a different category than their parent GPIO, so it won't
455 	 * report false recursion.
456 	 */
457 	irq_set_lockdep_class(chip->irq, &lock_key, &request_key);
458 
459 	mutex_unlock(&chip->reg_lock);
460 	err = request_threaded_irq(chip->irq, NULL,
461 				   mv88e6xxx_g1_irq_thread_fn,
462 				   IRQF_ONESHOT | IRQF_SHARED,
463 				   dev_name(chip->dev), chip);
464 	mutex_lock(&chip->reg_lock);
465 	if (err)
466 		mv88e6xxx_g1_irq_free_common(chip);
467 
468 	return err;
469 }
470 
471 static void mv88e6xxx_irq_poll(struct kthread_work *work)
472 {
473 	struct mv88e6xxx_chip *chip = container_of(work,
474 						   struct mv88e6xxx_chip,
475 						   irq_poll_work.work);
476 	mv88e6xxx_g1_irq_thread_work(chip);
477 
478 	kthread_queue_delayed_work(chip->kworker, &chip->irq_poll_work,
479 				   msecs_to_jiffies(100));
480 }
481 
482 static int mv88e6xxx_irq_poll_setup(struct mv88e6xxx_chip *chip)
483 {
484 	int err;
485 
486 	err = mv88e6xxx_g1_irq_setup_common(chip);
487 	if (err)
488 		return err;
489 
490 	kthread_init_delayed_work(&chip->irq_poll_work,
491 				  mv88e6xxx_irq_poll);
492 
493 	chip->kworker = kthread_create_worker(0, "%s", dev_name(chip->dev));
494 	if (IS_ERR(chip->kworker))
495 		return PTR_ERR(chip->kworker);
496 
497 	kthread_queue_delayed_work(chip->kworker, &chip->irq_poll_work,
498 				   msecs_to_jiffies(100));
499 
500 	return 0;
501 }
502 
503 static void mv88e6xxx_irq_poll_free(struct mv88e6xxx_chip *chip)
504 {
505 	kthread_cancel_delayed_work_sync(&chip->irq_poll_work);
506 	kthread_destroy_worker(chip->kworker);
507 
508 	mutex_lock(&chip->reg_lock);
509 	mv88e6xxx_g1_irq_free_common(chip);
510 	mutex_unlock(&chip->reg_lock);
511 }
512 
513 int mv88e6xxx_wait(struct mv88e6xxx_chip *chip, int addr, int reg, u16 mask)
514 {
515 	int i;
516 
517 	for (i = 0; i < 16; i++) {
518 		u16 val;
519 		int err;
520 
521 		err = mv88e6xxx_read(chip, addr, reg, &val);
522 		if (err)
523 			return err;
524 
525 		if (!(val & mask))
526 			return 0;
527 
528 		usleep_range(1000, 2000);
529 	}
530 
531 	dev_err(chip->dev, "Timeout while waiting for switch\n");
532 	return -ETIMEDOUT;
533 }
534 
535 /* Indirect write to single pointer-data register with an Update bit */
536 int mv88e6xxx_update(struct mv88e6xxx_chip *chip, int addr, int reg, u16 update)
537 {
538 	u16 val;
539 	int err;
540 
541 	/* Wait until the previous operation is completed */
542 	err = mv88e6xxx_wait(chip, addr, reg, BIT(15));
543 	if (err)
544 		return err;
545 
546 	/* Set the Update bit to trigger a write operation */
547 	val = BIT(15) | update;
548 
549 	return mv88e6xxx_write(chip, addr, reg, val);
550 }
551 
552 int mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip *chip, int port, int link,
553 			     int speed, int duplex, int pause,
554 			     phy_interface_t mode)
555 {
556 	struct phylink_link_state state;
557 	int err;
558 
559 	if (!chip->info->ops->port_set_link)
560 		return 0;
561 
562 	if (!chip->info->ops->port_link_state)
563 		return 0;
564 
565 	err = chip->info->ops->port_link_state(chip, port, &state);
566 	if (err)
567 		return err;
568 
569 	/* Has anything actually changed? We don't expect the
570 	 * interface mode to change without one of the other
571 	 * parameters also changing
572 	 */
573 	if (state.link == link &&
574 	    state.speed == speed &&
575 	    state.duplex == duplex)
576 		return 0;
577 
578 	/* Port's MAC control must not be changed unless the link is down */
579 	err = chip->info->ops->port_set_link(chip, port, 0);
580 	if (err)
581 		return err;
582 
583 	if (chip->info->ops->port_set_speed) {
584 		err = chip->info->ops->port_set_speed(chip, port, speed);
585 		if (err && err != -EOPNOTSUPP)
586 			goto restore_link;
587 	}
588 
589 	if (speed == SPEED_MAX && chip->info->ops->port_max_speed_mode)
590 		mode = chip->info->ops->port_max_speed_mode(port);
591 
592 	if (chip->info->ops->port_set_pause) {
593 		err = chip->info->ops->port_set_pause(chip, port, pause);
594 		if (err)
595 			goto restore_link;
596 	}
597 
598 	if (chip->info->ops->port_set_duplex) {
599 		err = chip->info->ops->port_set_duplex(chip, port, duplex);
600 		if (err && err != -EOPNOTSUPP)
601 			goto restore_link;
602 	}
603 
604 	if (chip->info->ops->port_set_rgmii_delay) {
605 		err = chip->info->ops->port_set_rgmii_delay(chip, port, mode);
606 		if (err && err != -EOPNOTSUPP)
607 			goto restore_link;
608 	}
609 
610 	if (chip->info->ops->port_set_cmode) {
611 		err = chip->info->ops->port_set_cmode(chip, port, mode);
612 		if (err && err != -EOPNOTSUPP)
613 			goto restore_link;
614 	}
615 
616 	err = 0;
617 restore_link:
618 	if (chip->info->ops->port_set_link(chip, port, link))
619 		dev_err(chip->dev, "p%d: failed to restore MAC's link\n", port);
620 
621 	return err;
622 }
623 
624 static int mv88e6xxx_phy_is_internal(struct dsa_switch *ds, int port)
625 {
626 	struct mv88e6xxx_chip *chip = ds->priv;
627 
628 	return port < chip->info->num_internal_phys;
629 }
630 
631 /* We expect the switch to perform auto negotiation if there is a real
632  * phy. However, in the case of a fixed link phy, we force the port
633  * settings from the fixed link settings.
634  */
635 static void mv88e6xxx_adjust_link(struct dsa_switch *ds, int port,
636 				  struct phy_device *phydev)
637 {
638 	struct mv88e6xxx_chip *chip = ds->priv;
639 	int err;
640 
641 	if (!phy_is_pseudo_fixed_link(phydev) &&
642 	    mv88e6xxx_phy_is_internal(ds, port))
643 		return;
644 
645 	mutex_lock(&chip->reg_lock);
646 	err = mv88e6xxx_port_setup_mac(chip, port, phydev->link, phydev->speed,
647 				       phydev->duplex, phydev->pause,
648 				       phydev->interface);
649 	mutex_unlock(&chip->reg_lock);
650 
651 	if (err && err != -EOPNOTSUPP)
652 		dev_err(ds->dev, "p%d: failed to configure MAC\n", port);
653 }
654 
655 static void mv88e6065_phylink_validate(struct mv88e6xxx_chip *chip, int port,
656 				       unsigned long *mask,
657 				       struct phylink_link_state *state)
658 {
659 	if (!phy_interface_mode_is_8023z(state->interface)) {
660 		/* 10M and 100M are only supported in non-802.3z mode */
661 		phylink_set(mask, 10baseT_Half);
662 		phylink_set(mask, 10baseT_Full);
663 		phylink_set(mask, 100baseT_Half);
664 		phylink_set(mask, 100baseT_Full);
665 	}
666 }
667 
668 static void mv88e6185_phylink_validate(struct mv88e6xxx_chip *chip, int port,
669 				       unsigned long *mask,
670 				       struct phylink_link_state *state)
671 {
672 	/* FIXME: if the port is in 1000Base-X mode, then it only supports
673 	 * 1000M FD speeds.  In this case, CMODE will indicate 5.
674 	 */
675 	phylink_set(mask, 1000baseT_Full);
676 	phylink_set(mask, 1000baseX_Full);
677 
678 	mv88e6065_phylink_validate(chip, port, mask, state);
679 }
680 
681 static void mv88e6341_phylink_validate(struct mv88e6xxx_chip *chip, int port,
682 				       unsigned long *mask,
683 				       struct phylink_link_state *state)
684 {
685 	if (port >= 5)
686 		phylink_set(mask, 2500baseX_Full);
687 
688 	/* No ethtool bits for 200Mbps */
689 	phylink_set(mask, 1000baseT_Full);
690 	phylink_set(mask, 1000baseX_Full);
691 
692 	mv88e6065_phylink_validate(chip, port, mask, state);
693 }
694 
695 static void mv88e6352_phylink_validate(struct mv88e6xxx_chip *chip, int port,
696 				       unsigned long *mask,
697 				       struct phylink_link_state *state)
698 {
699 	/* No ethtool bits for 200Mbps */
700 	phylink_set(mask, 1000baseT_Full);
701 	phylink_set(mask, 1000baseX_Full);
702 
703 	mv88e6065_phylink_validate(chip, port, mask, state);
704 }
705 
706 static void mv88e6390_phylink_validate(struct mv88e6xxx_chip *chip, int port,
707 				       unsigned long *mask,
708 				       struct phylink_link_state *state)
709 {
710 	if (port >= 9) {
711 		phylink_set(mask, 2500baseX_Full);
712 		phylink_set(mask, 2500baseT_Full);
713 	}
714 
715 	/* No ethtool bits for 200Mbps */
716 	phylink_set(mask, 1000baseT_Full);
717 	phylink_set(mask, 1000baseX_Full);
718 
719 	mv88e6065_phylink_validate(chip, port, mask, state);
720 }
721 
722 static void mv88e6390x_phylink_validate(struct mv88e6xxx_chip *chip, int port,
723 					unsigned long *mask,
724 					struct phylink_link_state *state)
725 {
726 	if (port >= 9) {
727 		phylink_set(mask, 10000baseT_Full);
728 		phylink_set(mask, 10000baseKR_Full);
729 	}
730 
731 	mv88e6390_phylink_validate(chip, port, mask, state);
732 }
733 
734 static void mv88e6xxx_validate(struct dsa_switch *ds, int port,
735 			       unsigned long *supported,
736 			       struct phylink_link_state *state)
737 {
738 	__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
739 	struct mv88e6xxx_chip *chip = ds->priv;
740 
741 	/* Allow all the expected bits */
742 	phylink_set(mask, Autoneg);
743 	phylink_set(mask, Pause);
744 	phylink_set_port_modes(mask);
745 
746 	if (chip->info->ops->phylink_validate)
747 		chip->info->ops->phylink_validate(chip, port, mask, state);
748 
749 	bitmap_and(supported, supported, mask, __ETHTOOL_LINK_MODE_MASK_NBITS);
750 	bitmap_and(state->advertising, state->advertising, mask,
751 		   __ETHTOOL_LINK_MODE_MASK_NBITS);
752 
753 	/* We can only operate at 2500BaseX or 1000BaseX.  If requested
754 	 * to advertise both, only report advertising at 2500BaseX.
755 	 */
756 	phylink_helper_basex_speed(state);
757 }
758 
759 static int mv88e6xxx_link_state(struct dsa_switch *ds, int port,
760 				struct phylink_link_state *state)
761 {
762 	struct mv88e6xxx_chip *chip = ds->priv;
763 	int err;
764 
765 	mutex_lock(&chip->reg_lock);
766 	if (chip->info->ops->port_link_state)
767 		err = chip->info->ops->port_link_state(chip, port, state);
768 	else
769 		err = -EOPNOTSUPP;
770 	mutex_unlock(&chip->reg_lock);
771 
772 	return err;
773 }
774 
775 static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port,
776 				 unsigned int mode,
777 				 const struct phylink_link_state *state)
778 {
779 	struct mv88e6xxx_chip *chip = ds->priv;
780 	int speed, duplex, link, pause, err;
781 
782 	if ((mode == MLO_AN_PHY) && mv88e6xxx_phy_is_internal(ds, port))
783 		return;
784 
785 	if (mode == MLO_AN_FIXED) {
786 		link = LINK_FORCED_UP;
787 		speed = state->speed;
788 		duplex = state->duplex;
789 	} else if (!mv88e6xxx_phy_is_internal(ds, port)) {
790 		link = state->link;
791 		speed = state->speed;
792 		duplex = state->duplex;
793 	} else {
794 		speed = SPEED_UNFORCED;
795 		duplex = DUPLEX_UNFORCED;
796 		link = LINK_UNFORCED;
797 	}
798 	pause = !!phylink_test(state->advertising, Pause);
799 
800 	mutex_lock(&chip->reg_lock);
801 	err = mv88e6xxx_port_setup_mac(chip, port, link, speed, duplex, pause,
802 				       state->interface);
803 	mutex_unlock(&chip->reg_lock);
804 
805 	if (err && err != -EOPNOTSUPP)
806 		dev_err(ds->dev, "p%d: failed to configure MAC\n", port);
807 }
808 
809 static void mv88e6xxx_mac_link_force(struct dsa_switch *ds, int port, int link)
810 {
811 	struct mv88e6xxx_chip *chip = ds->priv;
812 	int err;
813 
814 	mutex_lock(&chip->reg_lock);
815 	err = chip->info->ops->port_set_link(chip, port, link);
816 	mutex_unlock(&chip->reg_lock);
817 
818 	if (err)
819 		dev_err(chip->dev, "p%d: failed to force MAC link\n", port);
820 }
821 
822 static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port,
823 				    unsigned int mode,
824 				    phy_interface_t interface)
825 {
826 	if (mode == MLO_AN_FIXED)
827 		mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_DOWN);
828 }
829 
830 static void mv88e6xxx_mac_link_up(struct dsa_switch *ds, int port,
831 				  unsigned int mode, phy_interface_t interface,
832 				  struct phy_device *phydev)
833 {
834 	if (mode == MLO_AN_FIXED)
835 		mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_UP);
836 }
837 
838 static int mv88e6xxx_stats_snapshot(struct mv88e6xxx_chip *chip, int port)
839 {
840 	if (!chip->info->ops->stats_snapshot)
841 		return -EOPNOTSUPP;
842 
843 	return chip->info->ops->stats_snapshot(chip, port);
844 }
845 
846 static struct mv88e6xxx_hw_stat mv88e6xxx_hw_stats[] = {
847 	{ "in_good_octets",		8, 0x00, STATS_TYPE_BANK0, },
848 	{ "in_bad_octets",		4, 0x02, STATS_TYPE_BANK0, },
849 	{ "in_unicast",			4, 0x04, STATS_TYPE_BANK0, },
850 	{ "in_broadcasts",		4, 0x06, STATS_TYPE_BANK0, },
851 	{ "in_multicasts",		4, 0x07, STATS_TYPE_BANK0, },
852 	{ "in_pause",			4, 0x16, STATS_TYPE_BANK0, },
853 	{ "in_undersize",		4, 0x18, STATS_TYPE_BANK0, },
854 	{ "in_fragments",		4, 0x19, STATS_TYPE_BANK0, },
855 	{ "in_oversize",		4, 0x1a, STATS_TYPE_BANK0, },
856 	{ "in_jabber",			4, 0x1b, STATS_TYPE_BANK0, },
857 	{ "in_rx_error",		4, 0x1c, STATS_TYPE_BANK0, },
858 	{ "in_fcs_error",		4, 0x1d, STATS_TYPE_BANK0, },
859 	{ "out_octets",			8, 0x0e, STATS_TYPE_BANK0, },
860 	{ "out_unicast",		4, 0x10, STATS_TYPE_BANK0, },
861 	{ "out_broadcasts",		4, 0x13, STATS_TYPE_BANK0, },
862 	{ "out_multicasts",		4, 0x12, STATS_TYPE_BANK0, },
863 	{ "out_pause",			4, 0x15, STATS_TYPE_BANK0, },
864 	{ "excessive",			4, 0x11, STATS_TYPE_BANK0, },
865 	{ "collisions",			4, 0x1e, STATS_TYPE_BANK0, },
866 	{ "deferred",			4, 0x05, STATS_TYPE_BANK0, },
867 	{ "single",			4, 0x14, STATS_TYPE_BANK0, },
868 	{ "multiple",			4, 0x17, STATS_TYPE_BANK0, },
869 	{ "out_fcs_error",		4, 0x03, STATS_TYPE_BANK0, },
870 	{ "late",			4, 0x1f, STATS_TYPE_BANK0, },
871 	{ "hist_64bytes",		4, 0x08, STATS_TYPE_BANK0, },
872 	{ "hist_65_127bytes",		4, 0x09, STATS_TYPE_BANK0, },
873 	{ "hist_128_255bytes",		4, 0x0a, STATS_TYPE_BANK0, },
874 	{ "hist_256_511bytes",		4, 0x0b, STATS_TYPE_BANK0, },
875 	{ "hist_512_1023bytes",		4, 0x0c, STATS_TYPE_BANK0, },
876 	{ "hist_1024_max_bytes",	4, 0x0d, STATS_TYPE_BANK0, },
877 	{ "sw_in_discards",		4, 0x10, STATS_TYPE_PORT, },
878 	{ "sw_in_filtered",		2, 0x12, STATS_TYPE_PORT, },
879 	{ "sw_out_filtered",		2, 0x13, STATS_TYPE_PORT, },
880 	{ "in_discards",		4, 0x00, STATS_TYPE_BANK1, },
881 	{ "in_filtered",		4, 0x01, STATS_TYPE_BANK1, },
882 	{ "in_accepted",		4, 0x02, STATS_TYPE_BANK1, },
883 	{ "in_bad_accepted",		4, 0x03, STATS_TYPE_BANK1, },
884 	{ "in_good_avb_class_a",	4, 0x04, STATS_TYPE_BANK1, },
885 	{ "in_good_avb_class_b",	4, 0x05, STATS_TYPE_BANK1, },
886 	{ "in_bad_avb_class_a",		4, 0x06, STATS_TYPE_BANK1, },
887 	{ "in_bad_avb_class_b",		4, 0x07, STATS_TYPE_BANK1, },
888 	{ "tcam_counter_0",		4, 0x08, STATS_TYPE_BANK1, },
889 	{ "tcam_counter_1",		4, 0x09, STATS_TYPE_BANK1, },
890 	{ "tcam_counter_2",		4, 0x0a, STATS_TYPE_BANK1, },
891 	{ "tcam_counter_3",		4, 0x0b, STATS_TYPE_BANK1, },
892 	{ "in_da_unknown",		4, 0x0e, STATS_TYPE_BANK1, },
893 	{ "in_management",		4, 0x0f, STATS_TYPE_BANK1, },
894 	{ "out_queue_0",		4, 0x10, STATS_TYPE_BANK1, },
895 	{ "out_queue_1",		4, 0x11, STATS_TYPE_BANK1, },
896 	{ "out_queue_2",		4, 0x12, STATS_TYPE_BANK1, },
897 	{ "out_queue_3",		4, 0x13, STATS_TYPE_BANK1, },
898 	{ "out_queue_4",		4, 0x14, STATS_TYPE_BANK1, },
899 	{ "out_queue_5",		4, 0x15, STATS_TYPE_BANK1, },
900 	{ "out_queue_6",		4, 0x16, STATS_TYPE_BANK1, },
901 	{ "out_queue_7",		4, 0x17, STATS_TYPE_BANK1, },
902 	{ "out_cut_through",		4, 0x18, STATS_TYPE_BANK1, },
903 	{ "out_octets_a",		4, 0x1a, STATS_TYPE_BANK1, },
904 	{ "out_octets_b",		4, 0x1b, STATS_TYPE_BANK1, },
905 	{ "out_management",		4, 0x1f, STATS_TYPE_BANK1, },
906 };
907 
908 static uint64_t _mv88e6xxx_get_ethtool_stat(struct mv88e6xxx_chip *chip,
909 					    struct mv88e6xxx_hw_stat *s,
910 					    int port, u16 bank1_select,
911 					    u16 histogram)
912 {
913 	u32 low;
914 	u32 high = 0;
915 	u16 reg = 0;
916 	int err;
917 	u64 value;
918 
919 	switch (s->type) {
920 	case STATS_TYPE_PORT:
921 		err = mv88e6xxx_port_read(chip, port, s->reg, &reg);
922 		if (err)
923 			return U64_MAX;
924 
925 		low = reg;
926 		if (s->size == 4) {
927 			err = mv88e6xxx_port_read(chip, port, s->reg + 1, &reg);
928 			if (err)
929 				return U64_MAX;
930 			high = reg;
931 		}
932 		break;
933 	case STATS_TYPE_BANK1:
934 		reg = bank1_select;
935 		/* fall through */
936 	case STATS_TYPE_BANK0:
937 		reg |= s->reg | histogram;
938 		mv88e6xxx_g1_stats_read(chip, reg, &low);
939 		if (s->size == 8)
940 			mv88e6xxx_g1_stats_read(chip, reg + 1, &high);
941 		break;
942 	default:
943 		return U64_MAX;
944 	}
945 	value = (((u64)high) << 32) | low;
946 	return value;
947 }
948 
949 static int mv88e6xxx_stats_get_strings(struct mv88e6xxx_chip *chip,
950 				       uint8_t *data, int types)
951 {
952 	struct mv88e6xxx_hw_stat *stat;
953 	int i, j;
954 
955 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
956 		stat = &mv88e6xxx_hw_stats[i];
957 		if (stat->type & types) {
958 			memcpy(data + j * ETH_GSTRING_LEN, stat->string,
959 			       ETH_GSTRING_LEN);
960 			j++;
961 		}
962 	}
963 
964 	return j;
965 }
966 
967 static int mv88e6095_stats_get_strings(struct mv88e6xxx_chip *chip,
968 				       uint8_t *data)
969 {
970 	return mv88e6xxx_stats_get_strings(chip, data,
971 					   STATS_TYPE_BANK0 | STATS_TYPE_PORT);
972 }
973 
974 static int mv88e6320_stats_get_strings(struct mv88e6xxx_chip *chip,
975 				       uint8_t *data)
976 {
977 	return mv88e6xxx_stats_get_strings(chip, data,
978 					   STATS_TYPE_BANK0 | STATS_TYPE_BANK1);
979 }
980 
981 static const uint8_t *mv88e6xxx_atu_vtu_stats_strings[] = {
982 	"atu_member_violation",
983 	"atu_miss_violation",
984 	"atu_full_violation",
985 	"vtu_member_violation",
986 	"vtu_miss_violation",
987 };
988 
989 static void mv88e6xxx_atu_vtu_get_strings(uint8_t *data)
990 {
991 	unsigned int i;
992 
993 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings); i++)
994 		strlcpy(data + i * ETH_GSTRING_LEN,
995 			mv88e6xxx_atu_vtu_stats_strings[i],
996 			ETH_GSTRING_LEN);
997 }
998 
999 static void mv88e6xxx_get_strings(struct dsa_switch *ds, int port,
1000 				  u32 stringset, uint8_t *data)
1001 {
1002 	struct mv88e6xxx_chip *chip = ds->priv;
1003 	int count = 0;
1004 
1005 	if (stringset != ETH_SS_STATS)
1006 		return;
1007 
1008 	mutex_lock(&chip->reg_lock);
1009 
1010 	if (chip->info->ops->stats_get_strings)
1011 		count = chip->info->ops->stats_get_strings(chip, data);
1012 
1013 	if (chip->info->ops->serdes_get_strings) {
1014 		data += count * ETH_GSTRING_LEN;
1015 		count = chip->info->ops->serdes_get_strings(chip, port, data);
1016 	}
1017 
1018 	data += count * ETH_GSTRING_LEN;
1019 	mv88e6xxx_atu_vtu_get_strings(data);
1020 
1021 	mutex_unlock(&chip->reg_lock);
1022 }
1023 
1024 static int mv88e6xxx_stats_get_sset_count(struct mv88e6xxx_chip *chip,
1025 					  int types)
1026 {
1027 	struct mv88e6xxx_hw_stat *stat;
1028 	int i, j;
1029 
1030 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
1031 		stat = &mv88e6xxx_hw_stats[i];
1032 		if (stat->type & types)
1033 			j++;
1034 	}
1035 	return j;
1036 }
1037 
1038 static int mv88e6095_stats_get_sset_count(struct mv88e6xxx_chip *chip)
1039 {
1040 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
1041 					      STATS_TYPE_PORT);
1042 }
1043 
1044 static int mv88e6320_stats_get_sset_count(struct mv88e6xxx_chip *chip)
1045 {
1046 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
1047 					      STATS_TYPE_BANK1);
1048 }
1049 
1050 static int mv88e6xxx_get_sset_count(struct dsa_switch *ds, int port, int sset)
1051 {
1052 	struct mv88e6xxx_chip *chip = ds->priv;
1053 	int serdes_count = 0;
1054 	int count = 0;
1055 
1056 	if (sset != ETH_SS_STATS)
1057 		return 0;
1058 
1059 	mutex_lock(&chip->reg_lock);
1060 	if (chip->info->ops->stats_get_sset_count)
1061 		count = chip->info->ops->stats_get_sset_count(chip);
1062 	if (count < 0)
1063 		goto out;
1064 
1065 	if (chip->info->ops->serdes_get_sset_count)
1066 		serdes_count = chip->info->ops->serdes_get_sset_count(chip,
1067 								      port);
1068 	if (serdes_count < 0) {
1069 		count = serdes_count;
1070 		goto out;
1071 	}
1072 	count += serdes_count;
1073 	count += ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings);
1074 
1075 out:
1076 	mutex_unlock(&chip->reg_lock);
1077 
1078 	return count;
1079 }
1080 
1081 static int mv88e6xxx_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1082 				     uint64_t *data, int types,
1083 				     u16 bank1_select, u16 histogram)
1084 {
1085 	struct mv88e6xxx_hw_stat *stat;
1086 	int i, j;
1087 
1088 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
1089 		stat = &mv88e6xxx_hw_stats[i];
1090 		if (stat->type & types) {
1091 			mutex_lock(&chip->reg_lock);
1092 			data[j] = _mv88e6xxx_get_ethtool_stat(chip, stat, port,
1093 							      bank1_select,
1094 							      histogram);
1095 			mutex_unlock(&chip->reg_lock);
1096 
1097 			j++;
1098 		}
1099 	}
1100 	return j;
1101 }
1102 
1103 static int mv88e6095_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1104 				     uint64_t *data)
1105 {
1106 	return mv88e6xxx_stats_get_stats(chip, port, data,
1107 					 STATS_TYPE_BANK0 | STATS_TYPE_PORT,
1108 					 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
1109 }
1110 
1111 static int mv88e6320_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1112 				     uint64_t *data)
1113 {
1114 	return mv88e6xxx_stats_get_stats(chip, port, data,
1115 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
1116 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_9,
1117 					 MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
1118 }
1119 
1120 static int mv88e6390_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1121 				     uint64_t *data)
1122 {
1123 	return mv88e6xxx_stats_get_stats(chip, port, data,
1124 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
1125 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_10,
1126 					 0);
1127 }
1128 
1129 static void mv88e6xxx_atu_vtu_get_stats(struct mv88e6xxx_chip *chip, int port,
1130 					uint64_t *data)
1131 {
1132 	*data++ = chip->ports[port].atu_member_violation;
1133 	*data++ = chip->ports[port].atu_miss_violation;
1134 	*data++ = chip->ports[port].atu_full_violation;
1135 	*data++ = chip->ports[port].vtu_member_violation;
1136 	*data++ = chip->ports[port].vtu_miss_violation;
1137 }
1138 
1139 static void mv88e6xxx_get_stats(struct mv88e6xxx_chip *chip, int port,
1140 				uint64_t *data)
1141 {
1142 	int count = 0;
1143 
1144 	if (chip->info->ops->stats_get_stats)
1145 		count = chip->info->ops->stats_get_stats(chip, port, data);
1146 
1147 	mutex_lock(&chip->reg_lock);
1148 	if (chip->info->ops->serdes_get_stats) {
1149 		data += count;
1150 		count = chip->info->ops->serdes_get_stats(chip, port, data);
1151 	}
1152 	data += count;
1153 	mv88e6xxx_atu_vtu_get_stats(chip, port, data);
1154 	mutex_unlock(&chip->reg_lock);
1155 }
1156 
1157 static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port,
1158 					uint64_t *data)
1159 {
1160 	struct mv88e6xxx_chip *chip = ds->priv;
1161 	int ret;
1162 
1163 	mutex_lock(&chip->reg_lock);
1164 
1165 	ret = mv88e6xxx_stats_snapshot(chip, port);
1166 	mutex_unlock(&chip->reg_lock);
1167 
1168 	if (ret < 0)
1169 		return;
1170 
1171 	mv88e6xxx_get_stats(chip, port, data);
1172 
1173 }
1174 
1175 static int mv88e6xxx_get_regs_len(struct dsa_switch *ds, int port)
1176 {
1177 	return 32 * sizeof(u16);
1178 }
1179 
1180 static void mv88e6xxx_get_regs(struct dsa_switch *ds, int port,
1181 			       struct ethtool_regs *regs, void *_p)
1182 {
1183 	struct mv88e6xxx_chip *chip = ds->priv;
1184 	int err;
1185 	u16 reg;
1186 	u16 *p = _p;
1187 	int i;
1188 
1189 	regs->version = chip->info->prod_num;
1190 
1191 	memset(p, 0xff, 32 * sizeof(u16));
1192 
1193 	mutex_lock(&chip->reg_lock);
1194 
1195 	for (i = 0; i < 32; i++) {
1196 
1197 		err = mv88e6xxx_port_read(chip, port, i, &reg);
1198 		if (!err)
1199 			p[i] = reg;
1200 	}
1201 
1202 	mutex_unlock(&chip->reg_lock);
1203 }
1204 
1205 static int mv88e6xxx_get_mac_eee(struct dsa_switch *ds, int port,
1206 				 struct ethtool_eee *e)
1207 {
1208 	/* Nothing to do on the port's MAC */
1209 	return 0;
1210 }
1211 
1212 static int mv88e6xxx_set_mac_eee(struct dsa_switch *ds, int port,
1213 				 struct ethtool_eee *e)
1214 {
1215 	/* Nothing to do on the port's MAC */
1216 	return 0;
1217 }
1218 
1219 static u16 mv88e6xxx_port_vlan(struct mv88e6xxx_chip *chip, int dev, int port)
1220 {
1221 	struct dsa_switch *ds = NULL;
1222 	struct net_device *br;
1223 	u16 pvlan;
1224 	int i;
1225 
1226 	if (dev < DSA_MAX_SWITCHES)
1227 		ds = chip->ds->dst->ds[dev];
1228 
1229 	/* Prevent frames from unknown switch or port */
1230 	if (!ds || port >= ds->num_ports)
1231 		return 0;
1232 
1233 	/* Frames from DSA links and CPU ports can egress any local port */
1234 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
1235 		return mv88e6xxx_port_mask(chip);
1236 
1237 	br = ds->ports[port].bridge_dev;
1238 	pvlan = 0;
1239 
1240 	/* Frames from user ports can egress any local DSA links and CPU ports,
1241 	 * as well as any local member of their bridge group.
1242 	 */
1243 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1244 		if (dsa_is_cpu_port(chip->ds, i) ||
1245 		    dsa_is_dsa_port(chip->ds, i) ||
1246 		    (br && dsa_to_port(chip->ds, i)->bridge_dev == br))
1247 			pvlan |= BIT(i);
1248 
1249 	return pvlan;
1250 }
1251 
1252 static int mv88e6xxx_port_vlan_map(struct mv88e6xxx_chip *chip, int port)
1253 {
1254 	u16 output_ports = mv88e6xxx_port_vlan(chip, chip->ds->index, port);
1255 
1256 	/* prevent frames from going back out of the port they came in on */
1257 	output_ports &= ~BIT(port);
1258 
1259 	return mv88e6xxx_port_set_vlan_map(chip, port, output_ports);
1260 }
1261 
1262 static void mv88e6xxx_port_stp_state_set(struct dsa_switch *ds, int port,
1263 					 u8 state)
1264 {
1265 	struct mv88e6xxx_chip *chip = ds->priv;
1266 	int err;
1267 
1268 	mutex_lock(&chip->reg_lock);
1269 	err = mv88e6xxx_port_set_state(chip, port, state);
1270 	mutex_unlock(&chip->reg_lock);
1271 
1272 	if (err)
1273 		dev_err(ds->dev, "p%d: failed to update state\n", port);
1274 }
1275 
1276 static int mv88e6xxx_pri_setup(struct mv88e6xxx_chip *chip)
1277 {
1278 	int err;
1279 
1280 	if (chip->info->ops->ieee_pri_map) {
1281 		err = chip->info->ops->ieee_pri_map(chip);
1282 		if (err)
1283 			return err;
1284 	}
1285 
1286 	if (chip->info->ops->ip_pri_map) {
1287 		err = chip->info->ops->ip_pri_map(chip);
1288 		if (err)
1289 			return err;
1290 	}
1291 
1292 	return 0;
1293 }
1294 
1295 static int mv88e6xxx_devmap_setup(struct mv88e6xxx_chip *chip)
1296 {
1297 	int target, port;
1298 	int err;
1299 
1300 	if (!chip->info->global2_addr)
1301 		return 0;
1302 
1303 	/* Initialize the routing port to the 32 possible target devices */
1304 	for (target = 0; target < 32; target++) {
1305 		port = 0x1f;
1306 		if (target < DSA_MAX_SWITCHES)
1307 			if (chip->ds->rtable[target] != DSA_RTABLE_NONE)
1308 				port = chip->ds->rtable[target];
1309 
1310 		err = mv88e6xxx_g2_device_mapping_write(chip, target, port);
1311 		if (err)
1312 			return err;
1313 	}
1314 
1315 	if (chip->info->ops->set_cascade_port) {
1316 		port = MV88E6XXX_CASCADE_PORT_MULTIPLE;
1317 		err = chip->info->ops->set_cascade_port(chip, port);
1318 		if (err)
1319 			return err;
1320 	}
1321 
1322 	err = mv88e6xxx_g1_set_device_number(chip, chip->ds->index);
1323 	if (err)
1324 		return err;
1325 
1326 	return 0;
1327 }
1328 
1329 static int mv88e6xxx_trunk_setup(struct mv88e6xxx_chip *chip)
1330 {
1331 	/* Clear all trunk masks and mapping */
1332 	if (chip->info->global2_addr)
1333 		return mv88e6xxx_g2_trunk_clear(chip);
1334 
1335 	return 0;
1336 }
1337 
1338 static int mv88e6xxx_rmu_setup(struct mv88e6xxx_chip *chip)
1339 {
1340 	if (chip->info->ops->rmu_disable)
1341 		return chip->info->ops->rmu_disable(chip);
1342 
1343 	return 0;
1344 }
1345 
1346 static int mv88e6xxx_pot_setup(struct mv88e6xxx_chip *chip)
1347 {
1348 	if (chip->info->ops->pot_clear)
1349 		return chip->info->ops->pot_clear(chip);
1350 
1351 	return 0;
1352 }
1353 
1354 static int mv88e6xxx_rsvd2cpu_setup(struct mv88e6xxx_chip *chip)
1355 {
1356 	if (chip->info->ops->mgmt_rsvd2cpu)
1357 		return chip->info->ops->mgmt_rsvd2cpu(chip);
1358 
1359 	return 0;
1360 }
1361 
1362 static int mv88e6xxx_atu_setup(struct mv88e6xxx_chip *chip)
1363 {
1364 	int err;
1365 
1366 	err = mv88e6xxx_g1_atu_flush(chip, 0, true);
1367 	if (err)
1368 		return err;
1369 
1370 	err = mv88e6xxx_g1_atu_set_learn2all(chip, true);
1371 	if (err)
1372 		return err;
1373 
1374 	return mv88e6xxx_g1_atu_set_age_time(chip, 300000);
1375 }
1376 
1377 static int mv88e6xxx_irl_setup(struct mv88e6xxx_chip *chip)
1378 {
1379 	int port;
1380 	int err;
1381 
1382 	if (!chip->info->ops->irl_init_all)
1383 		return 0;
1384 
1385 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1386 		/* Disable ingress rate limiting by resetting all per port
1387 		 * ingress rate limit resources to their initial state.
1388 		 */
1389 		err = chip->info->ops->irl_init_all(chip, port);
1390 		if (err)
1391 			return err;
1392 	}
1393 
1394 	return 0;
1395 }
1396 
1397 static int mv88e6xxx_mac_setup(struct mv88e6xxx_chip *chip)
1398 {
1399 	if (chip->info->ops->set_switch_mac) {
1400 		u8 addr[ETH_ALEN];
1401 
1402 		eth_random_addr(addr);
1403 
1404 		return chip->info->ops->set_switch_mac(chip, addr);
1405 	}
1406 
1407 	return 0;
1408 }
1409 
1410 static int mv88e6xxx_pvt_map(struct mv88e6xxx_chip *chip, int dev, int port)
1411 {
1412 	u16 pvlan = 0;
1413 
1414 	if (!mv88e6xxx_has_pvt(chip))
1415 		return -EOPNOTSUPP;
1416 
1417 	/* Skip the local source device, which uses in-chip port VLAN */
1418 	if (dev != chip->ds->index)
1419 		pvlan = mv88e6xxx_port_vlan(chip, dev, port);
1420 
1421 	return mv88e6xxx_g2_pvt_write(chip, dev, port, pvlan);
1422 }
1423 
1424 static int mv88e6xxx_pvt_setup(struct mv88e6xxx_chip *chip)
1425 {
1426 	int dev, port;
1427 	int err;
1428 
1429 	if (!mv88e6xxx_has_pvt(chip))
1430 		return 0;
1431 
1432 	/* Clear 5 Bit Port for usage with Marvell Link Street devices:
1433 	 * use 4 bits for the Src_Port/Src_Trunk and 5 bits for the Src_Dev.
1434 	 */
1435 	err = mv88e6xxx_g2_misc_4_bit_port(chip);
1436 	if (err)
1437 		return err;
1438 
1439 	for (dev = 0; dev < MV88E6XXX_MAX_PVT_SWITCHES; ++dev) {
1440 		for (port = 0; port < MV88E6XXX_MAX_PVT_PORTS; ++port) {
1441 			err = mv88e6xxx_pvt_map(chip, dev, port);
1442 			if (err)
1443 				return err;
1444 		}
1445 	}
1446 
1447 	return 0;
1448 }
1449 
1450 static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port)
1451 {
1452 	struct mv88e6xxx_chip *chip = ds->priv;
1453 	int err;
1454 
1455 	mutex_lock(&chip->reg_lock);
1456 	err = mv88e6xxx_g1_atu_remove(chip, 0, port, false);
1457 	mutex_unlock(&chip->reg_lock);
1458 
1459 	if (err)
1460 		dev_err(ds->dev, "p%d: failed to flush ATU\n", port);
1461 }
1462 
1463 static int mv88e6xxx_vtu_setup(struct mv88e6xxx_chip *chip)
1464 {
1465 	if (!chip->info->max_vid)
1466 		return 0;
1467 
1468 	return mv88e6xxx_g1_vtu_flush(chip);
1469 }
1470 
1471 static int mv88e6xxx_vtu_getnext(struct mv88e6xxx_chip *chip,
1472 				 struct mv88e6xxx_vtu_entry *entry)
1473 {
1474 	if (!chip->info->ops->vtu_getnext)
1475 		return -EOPNOTSUPP;
1476 
1477 	return chip->info->ops->vtu_getnext(chip, entry);
1478 }
1479 
1480 static int mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip *chip,
1481 				   struct mv88e6xxx_vtu_entry *entry)
1482 {
1483 	if (!chip->info->ops->vtu_loadpurge)
1484 		return -EOPNOTSUPP;
1485 
1486 	return chip->info->ops->vtu_loadpurge(chip, entry);
1487 }
1488 
1489 static int mv88e6xxx_atu_new(struct mv88e6xxx_chip *chip, u16 *fid)
1490 {
1491 	DECLARE_BITMAP(fid_bitmap, MV88E6XXX_N_FID);
1492 	struct mv88e6xxx_vtu_entry vlan = {
1493 		.vid = chip->info->max_vid,
1494 	};
1495 	int i, err;
1496 
1497 	bitmap_zero(fid_bitmap, MV88E6XXX_N_FID);
1498 
1499 	/* Set every FID bit used by the (un)bridged ports */
1500 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1501 		err = mv88e6xxx_port_get_fid(chip, i, fid);
1502 		if (err)
1503 			return err;
1504 
1505 		set_bit(*fid, fid_bitmap);
1506 	}
1507 
1508 	/* Set every FID bit used by the VLAN entries */
1509 	do {
1510 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1511 		if (err)
1512 			return err;
1513 
1514 		if (!vlan.valid)
1515 			break;
1516 
1517 		set_bit(vlan.fid, fid_bitmap);
1518 	} while (vlan.vid < chip->info->max_vid);
1519 
1520 	/* The reset value 0x000 is used to indicate that multiple address
1521 	 * databases are not needed. Return the next positive available.
1522 	 */
1523 	*fid = find_next_zero_bit(fid_bitmap, MV88E6XXX_N_FID, 1);
1524 	if (unlikely(*fid >= mv88e6xxx_num_databases(chip)))
1525 		return -ENOSPC;
1526 
1527 	/* Clear the database */
1528 	return mv88e6xxx_g1_atu_flush(chip, *fid, true);
1529 }
1530 
1531 static int mv88e6xxx_vtu_get(struct mv88e6xxx_chip *chip, u16 vid,
1532 			     struct mv88e6xxx_vtu_entry *entry, bool new)
1533 {
1534 	int err;
1535 
1536 	if (!vid)
1537 		return -EINVAL;
1538 
1539 	entry->vid = vid - 1;
1540 	entry->valid = false;
1541 
1542 	err = mv88e6xxx_vtu_getnext(chip, entry);
1543 	if (err)
1544 		return err;
1545 
1546 	if (entry->vid == vid && entry->valid)
1547 		return 0;
1548 
1549 	if (new) {
1550 		int i;
1551 
1552 		/* Initialize a fresh VLAN entry */
1553 		memset(entry, 0, sizeof(*entry));
1554 		entry->valid = true;
1555 		entry->vid = vid;
1556 
1557 		/* Exclude all ports */
1558 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1559 			entry->member[i] =
1560 				MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
1561 
1562 		return mv88e6xxx_atu_new(chip, &entry->fid);
1563 	}
1564 
1565 	/* switchdev expects -EOPNOTSUPP to honor software VLANs */
1566 	return -EOPNOTSUPP;
1567 }
1568 
1569 static int mv88e6xxx_port_check_hw_vlan(struct dsa_switch *ds, int port,
1570 					u16 vid_begin, u16 vid_end)
1571 {
1572 	struct mv88e6xxx_chip *chip = ds->priv;
1573 	struct mv88e6xxx_vtu_entry vlan = {
1574 		.vid = vid_begin - 1,
1575 	};
1576 	int i, err;
1577 
1578 	/* DSA and CPU ports have to be members of multiple vlans */
1579 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1580 		return 0;
1581 
1582 	if (!vid_begin)
1583 		return -EOPNOTSUPP;
1584 
1585 	mutex_lock(&chip->reg_lock);
1586 
1587 	do {
1588 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1589 		if (err)
1590 			goto unlock;
1591 
1592 		if (!vlan.valid)
1593 			break;
1594 
1595 		if (vlan.vid > vid_end)
1596 			break;
1597 
1598 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1599 			if (dsa_is_dsa_port(ds, i) || dsa_is_cpu_port(ds, i))
1600 				continue;
1601 
1602 			if (!ds->ports[i].slave)
1603 				continue;
1604 
1605 			if (vlan.member[i] ==
1606 			    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
1607 				continue;
1608 
1609 			if (dsa_to_port(ds, i)->bridge_dev ==
1610 			    ds->ports[port].bridge_dev)
1611 				break; /* same bridge, check next VLAN */
1612 
1613 			if (!dsa_to_port(ds, i)->bridge_dev)
1614 				continue;
1615 
1616 			dev_err(ds->dev, "p%d: hw VLAN %d already used by port %d in %s\n",
1617 				port, vlan.vid, i,
1618 				netdev_name(dsa_to_port(ds, i)->bridge_dev));
1619 			err = -EOPNOTSUPP;
1620 			goto unlock;
1621 		}
1622 	} while (vlan.vid < vid_end);
1623 
1624 unlock:
1625 	mutex_unlock(&chip->reg_lock);
1626 
1627 	return err;
1628 }
1629 
1630 static int mv88e6xxx_port_vlan_filtering(struct dsa_switch *ds, int port,
1631 					 bool vlan_filtering)
1632 {
1633 	struct mv88e6xxx_chip *chip = ds->priv;
1634 	u16 mode = vlan_filtering ? MV88E6XXX_PORT_CTL2_8021Q_MODE_SECURE :
1635 		MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED;
1636 	int err;
1637 
1638 	if (!chip->info->max_vid)
1639 		return -EOPNOTSUPP;
1640 
1641 	mutex_lock(&chip->reg_lock);
1642 	err = mv88e6xxx_port_set_8021q_mode(chip, port, mode);
1643 	mutex_unlock(&chip->reg_lock);
1644 
1645 	return err;
1646 }
1647 
1648 static int
1649 mv88e6xxx_port_vlan_prepare(struct dsa_switch *ds, int port,
1650 			    const struct switchdev_obj_port_vlan *vlan)
1651 {
1652 	struct mv88e6xxx_chip *chip = ds->priv;
1653 	int err;
1654 
1655 	if (!chip->info->max_vid)
1656 		return -EOPNOTSUPP;
1657 
1658 	/* If the requested port doesn't belong to the same bridge as the VLAN
1659 	 * members, do not support it (yet) and fallback to software VLAN.
1660 	 */
1661 	err = mv88e6xxx_port_check_hw_vlan(ds, port, vlan->vid_begin,
1662 					   vlan->vid_end);
1663 	if (err)
1664 		return err;
1665 
1666 	/* We don't need any dynamic resource from the kernel (yet),
1667 	 * so skip the prepare phase.
1668 	 */
1669 	return 0;
1670 }
1671 
1672 static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port,
1673 					const unsigned char *addr, u16 vid,
1674 					u8 state)
1675 {
1676 	struct mv88e6xxx_vtu_entry vlan;
1677 	struct mv88e6xxx_atu_entry entry;
1678 	int err;
1679 
1680 	/* Null VLAN ID corresponds to the port private database */
1681 	if (vid == 0)
1682 		err = mv88e6xxx_port_get_fid(chip, port, &vlan.fid);
1683 	else
1684 		err = mv88e6xxx_vtu_get(chip, vid, &vlan, false);
1685 	if (err)
1686 		return err;
1687 
1688 	entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1689 	ether_addr_copy(entry.mac, addr);
1690 	eth_addr_dec(entry.mac);
1691 
1692 	err = mv88e6xxx_g1_atu_getnext(chip, vlan.fid, &entry);
1693 	if (err)
1694 		return err;
1695 
1696 	/* Initialize a fresh ATU entry if it isn't found */
1697 	if (entry.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED ||
1698 	    !ether_addr_equal(entry.mac, addr)) {
1699 		memset(&entry, 0, sizeof(entry));
1700 		ether_addr_copy(entry.mac, addr);
1701 	}
1702 
1703 	/* Purge the ATU entry only if no port is using it anymore */
1704 	if (state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED) {
1705 		entry.portvec &= ~BIT(port);
1706 		if (!entry.portvec)
1707 			entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1708 	} else {
1709 		entry.portvec |= BIT(port);
1710 		entry.state = state;
1711 	}
1712 
1713 	return mv88e6xxx_g1_atu_loadpurge(chip, vlan.fid, &entry);
1714 }
1715 
1716 static int mv88e6xxx_port_add_broadcast(struct mv88e6xxx_chip *chip, int port,
1717 					u16 vid)
1718 {
1719 	const char broadcast[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1720 	u8 state = MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC;
1721 
1722 	return mv88e6xxx_port_db_load_purge(chip, port, broadcast, vid, state);
1723 }
1724 
1725 static int mv88e6xxx_broadcast_setup(struct mv88e6xxx_chip *chip, u16 vid)
1726 {
1727 	int port;
1728 	int err;
1729 
1730 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1731 		err = mv88e6xxx_port_add_broadcast(chip, port, vid);
1732 		if (err)
1733 			return err;
1734 	}
1735 
1736 	return 0;
1737 }
1738 
1739 static int _mv88e6xxx_port_vlan_add(struct mv88e6xxx_chip *chip, int port,
1740 				    u16 vid, u8 member)
1741 {
1742 	struct mv88e6xxx_vtu_entry vlan;
1743 	int err;
1744 
1745 	err = mv88e6xxx_vtu_get(chip, vid, &vlan, true);
1746 	if (err)
1747 		return err;
1748 
1749 	vlan.member[port] = member;
1750 
1751 	err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1752 	if (err)
1753 		return err;
1754 
1755 	return mv88e6xxx_broadcast_setup(chip, vid);
1756 }
1757 
1758 static void mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port,
1759 				    const struct switchdev_obj_port_vlan *vlan)
1760 {
1761 	struct mv88e6xxx_chip *chip = ds->priv;
1762 	bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
1763 	bool pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
1764 	u8 member;
1765 	u16 vid;
1766 
1767 	if (!chip->info->max_vid)
1768 		return;
1769 
1770 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1771 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNMODIFIED;
1772 	else if (untagged)
1773 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNTAGGED;
1774 	else
1775 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_TAGGED;
1776 
1777 	mutex_lock(&chip->reg_lock);
1778 
1779 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid)
1780 		if (_mv88e6xxx_port_vlan_add(chip, port, vid, member))
1781 			dev_err(ds->dev, "p%d: failed to add VLAN %d%c\n", port,
1782 				vid, untagged ? 'u' : 't');
1783 
1784 	if (pvid && mv88e6xxx_port_set_pvid(chip, port, vlan->vid_end))
1785 		dev_err(ds->dev, "p%d: failed to set PVID %d\n", port,
1786 			vlan->vid_end);
1787 
1788 	mutex_unlock(&chip->reg_lock);
1789 }
1790 
1791 static int _mv88e6xxx_port_vlan_del(struct mv88e6xxx_chip *chip,
1792 				    int port, u16 vid)
1793 {
1794 	struct mv88e6xxx_vtu_entry vlan;
1795 	int i, err;
1796 
1797 	err = mv88e6xxx_vtu_get(chip, vid, &vlan, false);
1798 	if (err)
1799 		return err;
1800 
1801 	/* Tell switchdev if this VLAN is handled in software */
1802 	if (vlan.member[port] == MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
1803 		return -EOPNOTSUPP;
1804 
1805 	vlan.member[port] = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
1806 
1807 	/* keep the VLAN unless all ports are excluded */
1808 	vlan.valid = false;
1809 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1810 		if (vlan.member[i] !=
1811 		    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER) {
1812 			vlan.valid = true;
1813 			break;
1814 		}
1815 	}
1816 
1817 	err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1818 	if (err)
1819 		return err;
1820 
1821 	return mv88e6xxx_g1_atu_remove(chip, vlan.fid, port, false);
1822 }
1823 
1824 static int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port,
1825 				   const struct switchdev_obj_port_vlan *vlan)
1826 {
1827 	struct mv88e6xxx_chip *chip = ds->priv;
1828 	u16 pvid, vid;
1829 	int err = 0;
1830 
1831 	if (!chip->info->max_vid)
1832 		return -EOPNOTSUPP;
1833 
1834 	mutex_lock(&chip->reg_lock);
1835 
1836 	err = mv88e6xxx_port_get_pvid(chip, port, &pvid);
1837 	if (err)
1838 		goto unlock;
1839 
1840 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) {
1841 		err = _mv88e6xxx_port_vlan_del(chip, port, vid);
1842 		if (err)
1843 			goto unlock;
1844 
1845 		if (vid == pvid) {
1846 			err = mv88e6xxx_port_set_pvid(chip, port, 0);
1847 			if (err)
1848 				goto unlock;
1849 		}
1850 	}
1851 
1852 unlock:
1853 	mutex_unlock(&chip->reg_lock);
1854 
1855 	return err;
1856 }
1857 
1858 static int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
1859 				  const unsigned char *addr, u16 vid)
1860 {
1861 	struct mv88e6xxx_chip *chip = ds->priv;
1862 	int err;
1863 
1864 	mutex_lock(&chip->reg_lock);
1865 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1866 					   MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
1867 	mutex_unlock(&chip->reg_lock);
1868 
1869 	return err;
1870 }
1871 
1872 static int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
1873 				  const unsigned char *addr, u16 vid)
1874 {
1875 	struct mv88e6xxx_chip *chip = ds->priv;
1876 	int err;
1877 
1878 	mutex_lock(&chip->reg_lock);
1879 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1880 					   MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
1881 	mutex_unlock(&chip->reg_lock);
1882 
1883 	return err;
1884 }
1885 
1886 static int mv88e6xxx_port_db_dump_fid(struct mv88e6xxx_chip *chip,
1887 				      u16 fid, u16 vid, int port,
1888 				      dsa_fdb_dump_cb_t *cb, void *data)
1889 {
1890 	struct mv88e6xxx_atu_entry addr;
1891 	bool is_static;
1892 	int err;
1893 
1894 	addr.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1895 	eth_broadcast_addr(addr.mac);
1896 
1897 	do {
1898 		mutex_lock(&chip->reg_lock);
1899 		err = mv88e6xxx_g1_atu_getnext(chip, fid, &addr);
1900 		mutex_unlock(&chip->reg_lock);
1901 		if (err)
1902 			return err;
1903 
1904 		if (addr.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED)
1905 			break;
1906 
1907 		if (addr.trunk || (addr.portvec & BIT(port)) == 0)
1908 			continue;
1909 
1910 		if (!is_unicast_ether_addr(addr.mac))
1911 			continue;
1912 
1913 		is_static = (addr.state ==
1914 			     MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
1915 		err = cb(addr.mac, vid, is_static, data);
1916 		if (err)
1917 			return err;
1918 	} while (!is_broadcast_ether_addr(addr.mac));
1919 
1920 	return err;
1921 }
1922 
1923 static int mv88e6xxx_port_db_dump(struct mv88e6xxx_chip *chip, int port,
1924 				  dsa_fdb_dump_cb_t *cb, void *data)
1925 {
1926 	struct mv88e6xxx_vtu_entry vlan = {
1927 		.vid = chip->info->max_vid,
1928 	};
1929 	u16 fid;
1930 	int err;
1931 
1932 	/* Dump port's default Filtering Information Database (VLAN ID 0) */
1933 	mutex_lock(&chip->reg_lock);
1934 	err = mv88e6xxx_port_get_fid(chip, port, &fid);
1935 	mutex_unlock(&chip->reg_lock);
1936 
1937 	if (err)
1938 		return err;
1939 
1940 	err = mv88e6xxx_port_db_dump_fid(chip, fid, 0, port, cb, data);
1941 	if (err)
1942 		return err;
1943 
1944 	/* Dump VLANs' Filtering Information Databases */
1945 	do {
1946 		mutex_lock(&chip->reg_lock);
1947 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1948 		mutex_unlock(&chip->reg_lock);
1949 		if (err)
1950 			return err;
1951 
1952 		if (!vlan.valid)
1953 			break;
1954 
1955 		err = mv88e6xxx_port_db_dump_fid(chip, vlan.fid, vlan.vid, port,
1956 						 cb, data);
1957 		if (err)
1958 			return err;
1959 	} while (vlan.vid < chip->info->max_vid);
1960 
1961 	return err;
1962 }
1963 
1964 static int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
1965 				   dsa_fdb_dump_cb_t *cb, void *data)
1966 {
1967 	struct mv88e6xxx_chip *chip = ds->priv;
1968 
1969 	return mv88e6xxx_port_db_dump(chip, port, cb, data);
1970 }
1971 
1972 static int mv88e6xxx_bridge_map(struct mv88e6xxx_chip *chip,
1973 				struct net_device *br)
1974 {
1975 	struct dsa_switch *ds;
1976 	int port;
1977 	int dev;
1978 	int err;
1979 
1980 	/* Remap the Port VLAN of each local bridge group member */
1981 	for (port = 0; port < mv88e6xxx_num_ports(chip); ++port) {
1982 		if (chip->ds->ports[port].bridge_dev == br) {
1983 			err = mv88e6xxx_port_vlan_map(chip, port);
1984 			if (err)
1985 				return err;
1986 		}
1987 	}
1988 
1989 	if (!mv88e6xxx_has_pvt(chip))
1990 		return 0;
1991 
1992 	/* Remap the Port VLAN of each cross-chip bridge group member */
1993 	for (dev = 0; dev < DSA_MAX_SWITCHES; ++dev) {
1994 		ds = chip->ds->dst->ds[dev];
1995 		if (!ds)
1996 			break;
1997 
1998 		for (port = 0; port < ds->num_ports; ++port) {
1999 			if (ds->ports[port].bridge_dev == br) {
2000 				err = mv88e6xxx_pvt_map(chip, dev, port);
2001 				if (err)
2002 					return err;
2003 			}
2004 		}
2005 	}
2006 
2007 	return 0;
2008 }
2009 
2010 static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port,
2011 				      struct net_device *br)
2012 {
2013 	struct mv88e6xxx_chip *chip = ds->priv;
2014 	int err;
2015 
2016 	mutex_lock(&chip->reg_lock);
2017 	err = mv88e6xxx_bridge_map(chip, br);
2018 	mutex_unlock(&chip->reg_lock);
2019 
2020 	return err;
2021 }
2022 
2023 static void mv88e6xxx_port_bridge_leave(struct dsa_switch *ds, int port,
2024 					struct net_device *br)
2025 {
2026 	struct mv88e6xxx_chip *chip = ds->priv;
2027 
2028 	mutex_lock(&chip->reg_lock);
2029 	if (mv88e6xxx_bridge_map(chip, br) ||
2030 	    mv88e6xxx_port_vlan_map(chip, port))
2031 		dev_err(ds->dev, "failed to remap in-chip Port VLAN\n");
2032 	mutex_unlock(&chip->reg_lock);
2033 }
2034 
2035 static int mv88e6xxx_crosschip_bridge_join(struct dsa_switch *ds, int dev,
2036 					   int port, struct net_device *br)
2037 {
2038 	struct mv88e6xxx_chip *chip = ds->priv;
2039 	int err;
2040 
2041 	if (!mv88e6xxx_has_pvt(chip))
2042 		return 0;
2043 
2044 	mutex_lock(&chip->reg_lock);
2045 	err = mv88e6xxx_pvt_map(chip, dev, port);
2046 	mutex_unlock(&chip->reg_lock);
2047 
2048 	return err;
2049 }
2050 
2051 static void mv88e6xxx_crosschip_bridge_leave(struct dsa_switch *ds, int dev,
2052 					     int port, struct net_device *br)
2053 {
2054 	struct mv88e6xxx_chip *chip = ds->priv;
2055 
2056 	if (!mv88e6xxx_has_pvt(chip))
2057 		return;
2058 
2059 	mutex_lock(&chip->reg_lock);
2060 	if (mv88e6xxx_pvt_map(chip, dev, port))
2061 		dev_err(ds->dev, "failed to remap cross-chip Port VLAN\n");
2062 	mutex_unlock(&chip->reg_lock);
2063 }
2064 
2065 static int mv88e6xxx_software_reset(struct mv88e6xxx_chip *chip)
2066 {
2067 	if (chip->info->ops->reset)
2068 		return chip->info->ops->reset(chip);
2069 
2070 	return 0;
2071 }
2072 
2073 static void mv88e6xxx_hardware_reset(struct mv88e6xxx_chip *chip)
2074 {
2075 	struct gpio_desc *gpiod = chip->reset;
2076 
2077 	/* If there is a GPIO connected to the reset pin, toggle it */
2078 	if (gpiod) {
2079 		gpiod_set_value_cansleep(gpiod, 1);
2080 		usleep_range(10000, 20000);
2081 		gpiod_set_value_cansleep(gpiod, 0);
2082 		usleep_range(10000, 20000);
2083 	}
2084 }
2085 
2086 static int mv88e6xxx_disable_ports(struct mv88e6xxx_chip *chip)
2087 {
2088 	int i, err;
2089 
2090 	/* Set all ports to the Disabled state */
2091 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2092 		err = mv88e6xxx_port_set_state(chip, i, BR_STATE_DISABLED);
2093 		if (err)
2094 			return err;
2095 	}
2096 
2097 	/* Wait for transmit queues to drain,
2098 	 * i.e. 2ms for a maximum frame to be transmitted at 10 Mbps.
2099 	 */
2100 	usleep_range(2000, 4000);
2101 
2102 	return 0;
2103 }
2104 
2105 static int mv88e6xxx_switch_reset(struct mv88e6xxx_chip *chip)
2106 {
2107 	int err;
2108 
2109 	err = mv88e6xxx_disable_ports(chip);
2110 	if (err)
2111 		return err;
2112 
2113 	mv88e6xxx_hardware_reset(chip);
2114 
2115 	return mv88e6xxx_software_reset(chip);
2116 }
2117 
2118 static int mv88e6xxx_set_port_mode(struct mv88e6xxx_chip *chip, int port,
2119 				   enum mv88e6xxx_frame_mode frame,
2120 				   enum mv88e6xxx_egress_mode egress, u16 etype)
2121 {
2122 	int err;
2123 
2124 	if (!chip->info->ops->port_set_frame_mode)
2125 		return -EOPNOTSUPP;
2126 
2127 	err = mv88e6xxx_port_set_egress_mode(chip, port, egress);
2128 	if (err)
2129 		return err;
2130 
2131 	err = chip->info->ops->port_set_frame_mode(chip, port, frame);
2132 	if (err)
2133 		return err;
2134 
2135 	if (chip->info->ops->port_set_ether_type)
2136 		return chip->info->ops->port_set_ether_type(chip, port, etype);
2137 
2138 	return 0;
2139 }
2140 
2141 static int mv88e6xxx_set_port_mode_normal(struct mv88e6xxx_chip *chip, int port)
2142 {
2143 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_NORMAL,
2144 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
2145 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2146 }
2147 
2148 static int mv88e6xxx_set_port_mode_dsa(struct mv88e6xxx_chip *chip, int port)
2149 {
2150 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_DSA,
2151 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
2152 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2153 }
2154 
2155 static int mv88e6xxx_set_port_mode_edsa(struct mv88e6xxx_chip *chip, int port)
2156 {
2157 	return mv88e6xxx_set_port_mode(chip, port,
2158 				       MV88E6XXX_FRAME_MODE_ETHERTYPE,
2159 				       MV88E6XXX_EGRESS_MODE_ETHERTYPE,
2160 				       ETH_P_EDSA);
2161 }
2162 
2163 static int mv88e6xxx_setup_port_mode(struct mv88e6xxx_chip *chip, int port)
2164 {
2165 	if (dsa_is_dsa_port(chip->ds, port))
2166 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2167 
2168 	if (dsa_is_user_port(chip->ds, port))
2169 		return mv88e6xxx_set_port_mode_normal(chip, port);
2170 
2171 	/* Setup CPU port mode depending on its supported tag format */
2172 	if (chip->info->tag_protocol == DSA_TAG_PROTO_DSA)
2173 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2174 
2175 	if (chip->info->tag_protocol == DSA_TAG_PROTO_EDSA)
2176 		return mv88e6xxx_set_port_mode_edsa(chip, port);
2177 
2178 	return -EINVAL;
2179 }
2180 
2181 static int mv88e6xxx_setup_message_port(struct mv88e6xxx_chip *chip, int port)
2182 {
2183 	bool message = dsa_is_dsa_port(chip->ds, port);
2184 
2185 	return mv88e6xxx_port_set_message_port(chip, port, message);
2186 }
2187 
2188 static int mv88e6xxx_setup_egress_floods(struct mv88e6xxx_chip *chip, int port)
2189 {
2190 	struct dsa_switch *ds = chip->ds;
2191 	bool flood;
2192 
2193 	/* Upstream ports flood frames with unknown unicast or multicast DA */
2194 	flood = dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port);
2195 	if (chip->info->ops->port_set_egress_floods)
2196 		return chip->info->ops->port_set_egress_floods(chip, port,
2197 							       flood, flood);
2198 
2199 	return 0;
2200 }
2201 
2202 static int mv88e6xxx_serdes_power(struct mv88e6xxx_chip *chip, int port,
2203 				  bool on)
2204 {
2205 	if (chip->info->ops->serdes_power)
2206 		return chip->info->ops->serdes_power(chip, port, on);
2207 
2208 	return 0;
2209 }
2210 
2211 static int mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip *chip, int port)
2212 {
2213 	struct dsa_switch *ds = chip->ds;
2214 	int upstream_port;
2215 	int err;
2216 
2217 	upstream_port = dsa_upstream_port(ds, port);
2218 	if (chip->info->ops->port_set_upstream_port) {
2219 		err = chip->info->ops->port_set_upstream_port(chip, port,
2220 							      upstream_port);
2221 		if (err)
2222 			return err;
2223 	}
2224 
2225 	if (port == upstream_port) {
2226 		if (chip->info->ops->set_cpu_port) {
2227 			err = chip->info->ops->set_cpu_port(chip,
2228 							    upstream_port);
2229 			if (err)
2230 				return err;
2231 		}
2232 
2233 		if (chip->info->ops->set_egress_port) {
2234 			err = chip->info->ops->set_egress_port(chip,
2235 							       upstream_port);
2236 			if (err)
2237 				return err;
2238 		}
2239 	}
2240 
2241 	return 0;
2242 }
2243 
2244 static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port)
2245 {
2246 	struct dsa_switch *ds = chip->ds;
2247 	int err;
2248 	u16 reg;
2249 
2250 	chip->ports[port].chip = chip;
2251 	chip->ports[port].port = port;
2252 
2253 	/* MAC Forcing register: don't force link, speed, duplex or flow control
2254 	 * state to any particular values on physical ports, but force the CPU
2255 	 * port and all DSA ports to their maximum bandwidth and full duplex.
2256 	 */
2257 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
2258 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_FORCED_UP,
2259 					       SPEED_MAX, DUPLEX_FULL,
2260 					       PAUSE_OFF,
2261 					       PHY_INTERFACE_MODE_NA);
2262 	else
2263 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_UNFORCED,
2264 					       SPEED_UNFORCED, DUPLEX_UNFORCED,
2265 					       PAUSE_ON,
2266 					       PHY_INTERFACE_MODE_NA);
2267 	if (err)
2268 		return err;
2269 
2270 	/* Port Control: disable Drop-on-Unlock, disable Drop-on-Lock,
2271 	 * disable Header mode, enable IGMP/MLD snooping, disable VLAN
2272 	 * tunneling, determine priority by looking at 802.1p and IP
2273 	 * priority fields (IP prio has precedence), and set STP state
2274 	 * to Forwarding.
2275 	 *
2276 	 * If this is the CPU link, use DSA or EDSA tagging depending
2277 	 * on which tagging mode was configured.
2278 	 *
2279 	 * If this is a link to another switch, use DSA tagging mode.
2280 	 *
2281 	 * If this is the upstream port for this switch, enable
2282 	 * forwarding of unknown unicasts and multicasts.
2283 	 */
2284 	reg = MV88E6XXX_PORT_CTL0_IGMP_MLD_SNOOP |
2285 		MV88E6185_PORT_CTL0_USE_TAG | MV88E6185_PORT_CTL0_USE_IP |
2286 		MV88E6XXX_PORT_CTL0_STATE_FORWARDING;
2287 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg);
2288 	if (err)
2289 		return err;
2290 
2291 	err = mv88e6xxx_setup_port_mode(chip, port);
2292 	if (err)
2293 		return err;
2294 
2295 	err = mv88e6xxx_setup_egress_floods(chip, port);
2296 	if (err)
2297 		return err;
2298 
2299 	/* Enable the SERDES interface for DSA and CPU ports. Normal
2300 	 * ports SERDES are enabled when the port is enabled, thus
2301 	 * saving a bit of power.
2302 	 */
2303 	if ((dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))) {
2304 		err = mv88e6xxx_serdes_power(chip, port, true);
2305 		if (err)
2306 			return err;
2307 	}
2308 
2309 	/* Port Control 2: don't force a good FCS, set the maximum frame size to
2310 	 * 10240 bytes, disable 802.1q tags checking, don't discard tagged or
2311 	 * untagged frames on this port, do a destination address lookup on all
2312 	 * received packets as usual, disable ARP mirroring and don't send a
2313 	 * copy of all transmitted/received frames on this port to the CPU.
2314 	 */
2315 	err = mv88e6xxx_port_set_map_da(chip, port);
2316 	if (err)
2317 		return err;
2318 
2319 	err = mv88e6xxx_setup_upstream_port(chip, port);
2320 	if (err)
2321 		return err;
2322 
2323 	err = mv88e6xxx_port_set_8021q_mode(chip, port,
2324 				MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED);
2325 	if (err)
2326 		return err;
2327 
2328 	if (chip->info->ops->port_set_jumbo_size) {
2329 		err = chip->info->ops->port_set_jumbo_size(chip, port, 10240);
2330 		if (err)
2331 			return err;
2332 	}
2333 
2334 	/* Port Association Vector: when learning source addresses
2335 	 * of packets, add the address to the address database using
2336 	 * a port bitmap that has only the bit for this port set and
2337 	 * the other bits clear.
2338 	 */
2339 	reg = 1 << port;
2340 	/* Disable learning for CPU port */
2341 	if (dsa_is_cpu_port(ds, port))
2342 		reg = 0;
2343 
2344 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ASSOC_VECTOR,
2345 				   reg);
2346 	if (err)
2347 		return err;
2348 
2349 	/* Egress rate control 2: disable egress rate control. */
2350 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_EGRESS_RATE_CTL2,
2351 				   0x0000);
2352 	if (err)
2353 		return err;
2354 
2355 	if (chip->info->ops->port_pause_limit) {
2356 		err = chip->info->ops->port_pause_limit(chip, port, 0, 0);
2357 		if (err)
2358 			return err;
2359 	}
2360 
2361 	if (chip->info->ops->port_disable_learn_limit) {
2362 		err = chip->info->ops->port_disable_learn_limit(chip, port);
2363 		if (err)
2364 			return err;
2365 	}
2366 
2367 	if (chip->info->ops->port_disable_pri_override) {
2368 		err = chip->info->ops->port_disable_pri_override(chip, port);
2369 		if (err)
2370 			return err;
2371 	}
2372 
2373 	if (chip->info->ops->port_tag_remap) {
2374 		err = chip->info->ops->port_tag_remap(chip, port);
2375 		if (err)
2376 			return err;
2377 	}
2378 
2379 	if (chip->info->ops->port_egress_rate_limiting) {
2380 		err = chip->info->ops->port_egress_rate_limiting(chip, port);
2381 		if (err)
2382 			return err;
2383 	}
2384 
2385 	err = mv88e6xxx_setup_message_port(chip, port);
2386 	if (err)
2387 		return err;
2388 
2389 	/* Port based VLAN map: give each port the same default address
2390 	 * database, and allow bidirectional communication between the
2391 	 * CPU and DSA port(s), and the other ports.
2392 	 */
2393 	err = mv88e6xxx_port_set_fid(chip, port, 0);
2394 	if (err)
2395 		return err;
2396 
2397 	err = mv88e6xxx_port_vlan_map(chip, port);
2398 	if (err)
2399 		return err;
2400 
2401 	/* Default VLAN ID and priority: don't set a default VLAN
2402 	 * ID, and set the default packet priority to zero.
2403 	 */
2404 	return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_DEFAULT_VLAN, 0);
2405 }
2406 
2407 static int mv88e6xxx_port_enable(struct dsa_switch *ds, int port,
2408 				 struct phy_device *phydev)
2409 {
2410 	struct mv88e6xxx_chip *chip = ds->priv;
2411 	int err;
2412 
2413 	mutex_lock(&chip->reg_lock);
2414 
2415 	err = mv88e6xxx_serdes_power(chip, port, true);
2416 
2417 	if (!err && chip->info->ops->serdes_irq_setup)
2418 		err = chip->info->ops->serdes_irq_setup(chip, port);
2419 
2420 	mutex_unlock(&chip->reg_lock);
2421 
2422 	return err;
2423 }
2424 
2425 static void mv88e6xxx_port_disable(struct dsa_switch *ds, int port)
2426 {
2427 	struct mv88e6xxx_chip *chip = ds->priv;
2428 
2429 	mutex_lock(&chip->reg_lock);
2430 
2431 	if (chip->info->ops->serdes_irq_free)
2432 		chip->info->ops->serdes_irq_free(chip, port);
2433 
2434 	if (mv88e6xxx_serdes_power(chip, port, false))
2435 		dev_err(chip->dev, "failed to power off SERDES\n");
2436 
2437 	mutex_unlock(&chip->reg_lock);
2438 }
2439 
2440 static int mv88e6xxx_set_ageing_time(struct dsa_switch *ds,
2441 				     unsigned int ageing_time)
2442 {
2443 	struct mv88e6xxx_chip *chip = ds->priv;
2444 	int err;
2445 
2446 	mutex_lock(&chip->reg_lock);
2447 	err = mv88e6xxx_g1_atu_set_age_time(chip, ageing_time);
2448 	mutex_unlock(&chip->reg_lock);
2449 
2450 	return err;
2451 }
2452 
2453 static int mv88e6xxx_stats_setup(struct mv88e6xxx_chip *chip)
2454 {
2455 	int err;
2456 
2457 	/* Initialize the statistics unit */
2458 	if (chip->info->ops->stats_set_histogram) {
2459 		err = chip->info->ops->stats_set_histogram(chip);
2460 		if (err)
2461 			return err;
2462 	}
2463 
2464 	return mv88e6xxx_g1_stats_clear(chip);
2465 }
2466 
2467 /* The mv88e6390 has some hidden registers used for debug and
2468  * development. The errata also makes use of them.
2469  */
2470 static int mv88e6390_hidden_write(struct mv88e6xxx_chip *chip, int port,
2471 				  int reg, u16 val)
2472 {
2473 	u16 ctrl;
2474 	int err;
2475 
2476 	err = mv88e6xxx_port_write(chip, PORT_RESERVED_1A_DATA_PORT,
2477 				   PORT_RESERVED_1A, val);
2478 	if (err)
2479 		return err;
2480 
2481 	ctrl = PORT_RESERVED_1A_BUSY | PORT_RESERVED_1A_WRITE |
2482 	       PORT_RESERVED_1A_BLOCK | port << PORT_RESERVED_1A_PORT_SHIFT |
2483 	       reg;
2484 
2485 	return mv88e6xxx_port_write(chip, PORT_RESERVED_1A_CTRL_PORT,
2486 				    PORT_RESERVED_1A, ctrl);
2487 }
2488 
2489 static int mv88e6390_hidden_wait(struct mv88e6xxx_chip *chip)
2490 {
2491 	return mv88e6xxx_wait(chip, PORT_RESERVED_1A_CTRL_PORT,
2492 			      PORT_RESERVED_1A, PORT_RESERVED_1A_BUSY);
2493 }
2494 
2495 
2496 static int mv88e6390_hidden_read(struct mv88e6xxx_chip *chip, int port,
2497 				  int reg, u16 *val)
2498 {
2499 	u16 ctrl;
2500 	int err;
2501 
2502 	ctrl = PORT_RESERVED_1A_BUSY | PORT_RESERVED_1A_READ |
2503 	       PORT_RESERVED_1A_BLOCK | port << PORT_RESERVED_1A_PORT_SHIFT |
2504 	       reg;
2505 
2506 	err = mv88e6xxx_port_write(chip, PORT_RESERVED_1A_CTRL_PORT,
2507 				   PORT_RESERVED_1A, ctrl);
2508 	if (err)
2509 		return err;
2510 
2511 	err = mv88e6390_hidden_wait(chip);
2512 	if (err)
2513 		return err;
2514 
2515 	return 	mv88e6xxx_port_read(chip, PORT_RESERVED_1A_DATA_PORT,
2516 				    PORT_RESERVED_1A, val);
2517 }
2518 
2519 /* Check if the errata has already been applied. */
2520 static bool mv88e6390_setup_errata_applied(struct mv88e6xxx_chip *chip)
2521 {
2522 	int port;
2523 	int err;
2524 	u16 val;
2525 
2526 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2527 		err = mv88e6390_hidden_read(chip, port, 0, &val);
2528 		if (err) {
2529 			dev_err(chip->dev,
2530 				"Error reading hidden register: %d\n", err);
2531 			return false;
2532 		}
2533 		if (val != 0x01c0)
2534 			return false;
2535 	}
2536 
2537 	return true;
2538 }
2539 
2540 /* The 6390 copper ports have an errata which require poking magic
2541  * values into undocumented hidden registers and then performing a
2542  * software reset.
2543  */
2544 static int mv88e6390_setup_errata(struct mv88e6xxx_chip *chip)
2545 {
2546 	int port;
2547 	int err;
2548 
2549 	if (mv88e6390_setup_errata_applied(chip))
2550 		return 0;
2551 
2552 	/* Set the ports into blocking mode */
2553 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2554 		err = mv88e6xxx_port_set_state(chip, port, BR_STATE_DISABLED);
2555 		if (err)
2556 			return err;
2557 	}
2558 
2559 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2560 		err = mv88e6390_hidden_write(chip, port, 0, 0x01c0);
2561 		if (err)
2562 			return err;
2563 	}
2564 
2565 	return mv88e6xxx_software_reset(chip);
2566 }
2567 
2568 static int mv88e6xxx_setup(struct dsa_switch *ds)
2569 {
2570 	struct mv88e6xxx_chip *chip = ds->priv;
2571 	u8 cmode;
2572 	int err;
2573 	int i;
2574 
2575 	chip->ds = ds;
2576 	ds->slave_mii_bus = mv88e6xxx_default_mdio_bus(chip);
2577 
2578 	mutex_lock(&chip->reg_lock);
2579 
2580 	if (chip->info->ops->setup_errata) {
2581 		err = chip->info->ops->setup_errata(chip);
2582 		if (err)
2583 			goto unlock;
2584 	}
2585 
2586 	/* Cache the cmode of each port. */
2587 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2588 		if (chip->info->ops->port_get_cmode) {
2589 			err = chip->info->ops->port_get_cmode(chip, i, &cmode);
2590 			if (err)
2591 				goto unlock;
2592 
2593 			chip->ports[i].cmode = cmode;
2594 		}
2595 	}
2596 
2597 	/* Setup Switch Port Registers */
2598 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2599 		if (dsa_is_unused_port(ds, i))
2600 			continue;
2601 
2602 		err = mv88e6xxx_setup_port(chip, i);
2603 		if (err)
2604 			goto unlock;
2605 	}
2606 
2607 	err = mv88e6xxx_irl_setup(chip);
2608 	if (err)
2609 		goto unlock;
2610 
2611 	err = mv88e6xxx_mac_setup(chip);
2612 	if (err)
2613 		goto unlock;
2614 
2615 	err = mv88e6xxx_phy_setup(chip);
2616 	if (err)
2617 		goto unlock;
2618 
2619 	err = mv88e6xxx_vtu_setup(chip);
2620 	if (err)
2621 		goto unlock;
2622 
2623 	err = mv88e6xxx_pvt_setup(chip);
2624 	if (err)
2625 		goto unlock;
2626 
2627 	err = mv88e6xxx_atu_setup(chip);
2628 	if (err)
2629 		goto unlock;
2630 
2631 	err = mv88e6xxx_broadcast_setup(chip, 0);
2632 	if (err)
2633 		goto unlock;
2634 
2635 	err = mv88e6xxx_pot_setup(chip);
2636 	if (err)
2637 		goto unlock;
2638 
2639 	err = mv88e6xxx_rmu_setup(chip);
2640 	if (err)
2641 		goto unlock;
2642 
2643 	err = mv88e6xxx_rsvd2cpu_setup(chip);
2644 	if (err)
2645 		goto unlock;
2646 
2647 	err = mv88e6xxx_trunk_setup(chip);
2648 	if (err)
2649 		goto unlock;
2650 
2651 	err = mv88e6xxx_devmap_setup(chip);
2652 	if (err)
2653 		goto unlock;
2654 
2655 	err = mv88e6xxx_pri_setup(chip);
2656 	if (err)
2657 		goto unlock;
2658 
2659 	/* Setup PTP Hardware Clock and timestamping */
2660 	if (chip->info->ptp_support) {
2661 		err = mv88e6xxx_ptp_setup(chip);
2662 		if (err)
2663 			goto unlock;
2664 
2665 		err = mv88e6xxx_hwtstamp_setup(chip);
2666 		if (err)
2667 			goto unlock;
2668 	}
2669 
2670 	err = mv88e6xxx_stats_setup(chip);
2671 	if (err)
2672 		goto unlock;
2673 
2674 unlock:
2675 	mutex_unlock(&chip->reg_lock);
2676 
2677 	return err;
2678 }
2679 
2680 static int mv88e6xxx_mdio_read(struct mii_bus *bus, int phy, int reg)
2681 {
2682 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
2683 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
2684 	u16 val;
2685 	int err;
2686 
2687 	if (!chip->info->ops->phy_read)
2688 		return -EOPNOTSUPP;
2689 
2690 	mutex_lock(&chip->reg_lock);
2691 	err = chip->info->ops->phy_read(chip, bus, phy, reg, &val);
2692 	mutex_unlock(&chip->reg_lock);
2693 
2694 	if (reg == MII_PHYSID2) {
2695 		/* Some internal PHYs don't have a model number. */
2696 		if (chip->info->family != MV88E6XXX_FAMILY_6165)
2697 			/* Then there is the 6165 family. It gets is
2698 			 * PHYs correct. But it can also have two
2699 			 * SERDES interfaces in the PHY address
2700 			 * space. And these don't have a model
2701 			 * number. But they are not PHYs, so we don't
2702 			 * want to give them something a PHY driver
2703 			 * will recognise.
2704 			 *
2705 			 * Use the mv88e6390 family model number
2706 			 * instead, for anything which really could be
2707 			 * a PHY,
2708 			 */
2709 			if (!(val & 0x3f0))
2710 				val |= MV88E6XXX_PORT_SWITCH_ID_PROD_6390 >> 4;
2711 	}
2712 
2713 	return err ? err : val;
2714 }
2715 
2716 static int mv88e6xxx_mdio_write(struct mii_bus *bus, int phy, int reg, u16 val)
2717 {
2718 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
2719 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
2720 	int err;
2721 
2722 	if (!chip->info->ops->phy_write)
2723 		return -EOPNOTSUPP;
2724 
2725 	mutex_lock(&chip->reg_lock);
2726 	err = chip->info->ops->phy_write(chip, bus, phy, reg, val);
2727 	mutex_unlock(&chip->reg_lock);
2728 
2729 	return err;
2730 }
2731 
2732 static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip,
2733 				   struct device_node *np,
2734 				   bool external)
2735 {
2736 	static int index;
2737 	struct mv88e6xxx_mdio_bus *mdio_bus;
2738 	struct mii_bus *bus;
2739 	int err;
2740 
2741 	if (external) {
2742 		mutex_lock(&chip->reg_lock);
2743 		err = mv88e6xxx_g2_scratch_gpio_set_smi(chip, true);
2744 		mutex_unlock(&chip->reg_lock);
2745 
2746 		if (err)
2747 			return err;
2748 	}
2749 
2750 	bus = devm_mdiobus_alloc_size(chip->dev, sizeof(*mdio_bus));
2751 	if (!bus)
2752 		return -ENOMEM;
2753 
2754 	mdio_bus = bus->priv;
2755 	mdio_bus->bus = bus;
2756 	mdio_bus->chip = chip;
2757 	INIT_LIST_HEAD(&mdio_bus->list);
2758 	mdio_bus->external = external;
2759 
2760 	if (np) {
2761 		bus->name = np->full_name;
2762 		snprintf(bus->id, MII_BUS_ID_SIZE, "%pOF", np);
2763 	} else {
2764 		bus->name = "mv88e6xxx SMI";
2765 		snprintf(bus->id, MII_BUS_ID_SIZE, "mv88e6xxx-%d", index++);
2766 	}
2767 
2768 	bus->read = mv88e6xxx_mdio_read;
2769 	bus->write = mv88e6xxx_mdio_write;
2770 	bus->parent = chip->dev;
2771 
2772 	if (!external) {
2773 		err = mv88e6xxx_g2_irq_mdio_setup(chip, bus);
2774 		if (err)
2775 			return err;
2776 	}
2777 
2778 	err = of_mdiobus_register(bus, np);
2779 	if (err) {
2780 		dev_err(chip->dev, "Cannot register MDIO bus (%d)\n", err);
2781 		mv88e6xxx_g2_irq_mdio_free(chip, bus);
2782 		return err;
2783 	}
2784 
2785 	if (external)
2786 		list_add_tail(&mdio_bus->list, &chip->mdios);
2787 	else
2788 		list_add(&mdio_bus->list, &chip->mdios);
2789 
2790 	return 0;
2791 }
2792 
2793 static const struct of_device_id mv88e6xxx_mdio_external_match[] = {
2794 	{ .compatible = "marvell,mv88e6xxx-mdio-external",
2795 	  .data = (void *)true },
2796 	{ },
2797 };
2798 
2799 static void mv88e6xxx_mdios_unregister(struct mv88e6xxx_chip *chip)
2800 
2801 {
2802 	struct mv88e6xxx_mdio_bus *mdio_bus;
2803 	struct mii_bus *bus;
2804 
2805 	list_for_each_entry(mdio_bus, &chip->mdios, list) {
2806 		bus = mdio_bus->bus;
2807 
2808 		if (!mdio_bus->external)
2809 			mv88e6xxx_g2_irq_mdio_free(chip, bus);
2810 
2811 		mdiobus_unregister(bus);
2812 	}
2813 }
2814 
2815 static int mv88e6xxx_mdios_register(struct mv88e6xxx_chip *chip,
2816 				    struct device_node *np)
2817 {
2818 	const struct of_device_id *match;
2819 	struct device_node *child;
2820 	int err;
2821 
2822 	/* Always register one mdio bus for the internal/default mdio
2823 	 * bus. This maybe represented in the device tree, but is
2824 	 * optional.
2825 	 */
2826 	child = of_get_child_by_name(np, "mdio");
2827 	err = mv88e6xxx_mdio_register(chip, child, false);
2828 	if (err)
2829 		return err;
2830 
2831 	/* Walk the device tree, and see if there are any other nodes
2832 	 * which say they are compatible with the external mdio
2833 	 * bus.
2834 	 */
2835 	for_each_available_child_of_node(np, child) {
2836 		match = of_match_node(mv88e6xxx_mdio_external_match, child);
2837 		if (match) {
2838 			err = mv88e6xxx_mdio_register(chip, child, true);
2839 			if (err) {
2840 				mv88e6xxx_mdios_unregister(chip);
2841 				return err;
2842 			}
2843 		}
2844 	}
2845 
2846 	return 0;
2847 }
2848 
2849 static int mv88e6xxx_get_eeprom_len(struct dsa_switch *ds)
2850 {
2851 	struct mv88e6xxx_chip *chip = ds->priv;
2852 
2853 	return chip->eeprom_len;
2854 }
2855 
2856 static int mv88e6xxx_get_eeprom(struct dsa_switch *ds,
2857 				struct ethtool_eeprom *eeprom, u8 *data)
2858 {
2859 	struct mv88e6xxx_chip *chip = ds->priv;
2860 	int err;
2861 
2862 	if (!chip->info->ops->get_eeprom)
2863 		return -EOPNOTSUPP;
2864 
2865 	mutex_lock(&chip->reg_lock);
2866 	err = chip->info->ops->get_eeprom(chip, eeprom, data);
2867 	mutex_unlock(&chip->reg_lock);
2868 
2869 	if (err)
2870 		return err;
2871 
2872 	eeprom->magic = 0xc3ec4951;
2873 
2874 	return 0;
2875 }
2876 
2877 static int mv88e6xxx_set_eeprom(struct dsa_switch *ds,
2878 				struct ethtool_eeprom *eeprom, u8 *data)
2879 {
2880 	struct mv88e6xxx_chip *chip = ds->priv;
2881 	int err;
2882 
2883 	if (!chip->info->ops->set_eeprom)
2884 		return -EOPNOTSUPP;
2885 
2886 	if (eeprom->magic != 0xc3ec4951)
2887 		return -EINVAL;
2888 
2889 	mutex_lock(&chip->reg_lock);
2890 	err = chip->info->ops->set_eeprom(chip, eeprom, data);
2891 	mutex_unlock(&chip->reg_lock);
2892 
2893 	return err;
2894 }
2895 
2896 static const struct mv88e6xxx_ops mv88e6085_ops = {
2897 	/* MV88E6XXX_FAMILY_6097 */
2898 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2899 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2900 	.irl_init_all = mv88e6352_g2_irl_init_all,
2901 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2902 	.phy_read = mv88e6185_phy_ppu_read,
2903 	.phy_write = mv88e6185_phy_ppu_write,
2904 	.port_set_link = mv88e6xxx_port_set_link,
2905 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2906 	.port_set_speed = mv88e6185_port_set_speed,
2907 	.port_tag_remap = mv88e6095_port_tag_remap,
2908 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2909 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2910 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2911 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
2912 	.port_pause_limit = mv88e6097_port_pause_limit,
2913 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2914 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2915 	.port_link_state = mv88e6352_port_link_state,
2916 	.port_get_cmode = mv88e6185_port_get_cmode,
2917 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2918 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2919 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2920 	.stats_get_strings = mv88e6095_stats_get_strings,
2921 	.stats_get_stats = mv88e6095_stats_get_stats,
2922 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2923 	.set_egress_port = mv88e6095_g1_set_egress_port,
2924 	.watchdog_ops = &mv88e6097_watchdog_ops,
2925 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2926 	.pot_clear = mv88e6xxx_g2_pot_clear,
2927 	.ppu_enable = mv88e6185_g1_ppu_enable,
2928 	.ppu_disable = mv88e6185_g1_ppu_disable,
2929 	.reset = mv88e6185_g1_reset,
2930 	.rmu_disable = mv88e6085_g1_rmu_disable,
2931 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2932 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2933 	.phylink_validate = mv88e6185_phylink_validate,
2934 };
2935 
2936 static const struct mv88e6xxx_ops mv88e6095_ops = {
2937 	/* MV88E6XXX_FAMILY_6095 */
2938 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2939 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2940 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2941 	.phy_read = mv88e6185_phy_ppu_read,
2942 	.phy_write = mv88e6185_phy_ppu_write,
2943 	.port_set_link = mv88e6xxx_port_set_link,
2944 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2945 	.port_set_speed = mv88e6185_port_set_speed,
2946 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
2947 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
2948 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
2949 	.port_link_state = mv88e6185_port_link_state,
2950 	.port_get_cmode = mv88e6185_port_get_cmode,
2951 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2952 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2953 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2954 	.stats_get_strings = mv88e6095_stats_get_strings,
2955 	.stats_get_stats = mv88e6095_stats_get_stats,
2956 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
2957 	.ppu_enable = mv88e6185_g1_ppu_enable,
2958 	.ppu_disable = mv88e6185_g1_ppu_disable,
2959 	.reset = mv88e6185_g1_reset,
2960 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
2961 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
2962 	.phylink_validate = mv88e6185_phylink_validate,
2963 };
2964 
2965 static const struct mv88e6xxx_ops mv88e6097_ops = {
2966 	/* MV88E6XXX_FAMILY_6097 */
2967 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2968 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2969 	.irl_init_all = mv88e6352_g2_irl_init_all,
2970 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2971 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2972 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2973 	.port_set_link = mv88e6xxx_port_set_link,
2974 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2975 	.port_set_speed = mv88e6185_port_set_speed,
2976 	.port_tag_remap = mv88e6095_port_tag_remap,
2977 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2978 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2979 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2980 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
2981 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
2982 	.port_pause_limit = mv88e6097_port_pause_limit,
2983 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2984 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2985 	.port_link_state = mv88e6352_port_link_state,
2986 	.port_get_cmode = mv88e6185_port_get_cmode,
2987 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2988 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2989 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2990 	.stats_get_strings = mv88e6095_stats_get_strings,
2991 	.stats_get_stats = mv88e6095_stats_get_stats,
2992 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2993 	.set_egress_port = mv88e6095_g1_set_egress_port,
2994 	.watchdog_ops = &mv88e6097_watchdog_ops,
2995 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2996 	.pot_clear = mv88e6xxx_g2_pot_clear,
2997 	.reset = mv88e6352_g1_reset,
2998 	.rmu_disable = mv88e6085_g1_rmu_disable,
2999 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3000 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3001 	.phylink_validate = mv88e6185_phylink_validate,
3002 };
3003 
3004 static const struct mv88e6xxx_ops mv88e6123_ops = {
3005 	/* MV88E6XXX_FAMILY_6165 */
3006 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3007 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3008 	.irl_init_all = mv88e6352_g2_irl_init_all,
3009 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3010 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3011 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3012 	.port_set_link = mv88e6xxx_port_set_link,
3013 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3014 	.port_set_speed = mv88e6185_port_set_speed,
3015 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
3016 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3017 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3018 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3019 	.port_link_state = mv88e6352_port_link_state,
3020 	.port_get_cmode = mv88e6185_port_get_cmode,
3021 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3022 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3023 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3024 	.stats_get_strings = mv88e6095_stats_get_strings,
3025 	.stats_get_stats = mv88e6095_stats_get_stats,
3026 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3027 	.set_egress_port = mv88e6095_g1_set_egress_port,
3028 	.watchdog_ops = &mv88e6097_watchdog_ops,
3029 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3030 	.pot_clear = mv88e6xxx_g2_pot_clear,
3031 	.reset = mv88e6352_g1_reset,
3032 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3033 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3034 	.phylink_validate = mv88e6185_phylink_validate,
3035 };
3036 
3037 static const struct mv88e6xxx_ops mv88e6131_ops = {
3038 	/* MV88E6XXX_FAMILY_6185 */
3039 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3040 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3041 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
3042 	.phy_read = mv88e6185_phy_ppu_read,
3043 	.phy_write = mv88e6185_phy_ppu_write,
3044 	.port_set_link = mv88e6xxx_port_set_link,
3045 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3046 	.port_set_speed = mv88e6185_port_set_speed,
3047 	.port_tag_remap = mv88e6095_port_tag_remap,
3048 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3049 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
3050 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3051 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
3052 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3053 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3054 	.port_pause_limit = mv88e6097_port_pause_limit,
3055 	.port_set_pause = mv88e6185_port_set_pause,
3056 	.port_link_state = mv88e6352_port_link_state,
3057 	.port_get_cmode = mv88e6185_port_get_cmode,
3058 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3059 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3060 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3061 	.stats_get_strings = mv88e6095_stats_get_strings,
3062 	.stats_get_stats = mv88e6095_stats_get_stats,
3063 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3064 	.set_egress_port = mv88e6095_g1_set_egress_port,
3065 	.watchdog_ops = &mv88e6097_watchdog_ops,
3066 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
3067 	.ppu_enable = mv88e6185_g1_ppu_enable,
3068 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
3069 	.ppu_disable = mv88e6185_g1_ppu_disable,
3070 	.reset = mv88e6185_g1_reset,
3071 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3072 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3073 	.phylink_validate = mv88e6185_phylink_validate,
3074 };
3075 
3076 static const struct mv88e6xxx_ops mv88e6141_ops = {
3077 	/* MV88E6XXX_FAMILY_6341 */
3078 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3079 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3080 	.irl_init_all = mv88e6352_g2_irl_init_all,
3081 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3082 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3083 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3084 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3085 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3086 	.port_set_link = mv88e6xxx_port_set_link,
3087 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3088 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3089 	.port_set_speed = mv88e6341_port_set_speed,
3090 	.port_max_speed_mode = mv88e6341_port_max_speed_mode,
3091 	.port_tag_remap = mv88e6095_port_tag_remap,
3092 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3093 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3094 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3095 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3096 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3097 	.port_pause_limit = mv88e6097_port_pause_limit,
3098 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3099 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3100 	.port_link_state = mv88e6352_port_link_state,
3101 	.port_get_cmode = mv88e6352_port_get_cmode,
3102 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3103 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3104 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3105 	.stats_get_strings = mv88e6320_stats_get_strings,
3106 	.stats_get_stats = mv88e6390_stats_get_stats,
3107 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3108 	.set_egress_port = mv88e6390_g1_set_egress_port,
3109 	.watchdog_ops = &mv88e6390_watchdog_ops,
3110 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
3111 	.pot_clear = mv88e6xxx_g2_pot_clear,
3112 	.reset = mv88e6352_g1_reset,
3113 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3114 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3115 	.serdes_power = mv88e6341_serdes_power,
3116 	.gpio_ops = &mv88e6352_gpio_ops,
3117 	.phylink_validate = mv88e6341_phylink_validate,
3118 };
3119 
3120 static const struct mv88e6xxx_ops mv88e6161_ops = {
3121 	/* MV88E6XXX_FAMILY_6165 */
3122 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3123 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3124 	.irl_init_all = mv88e6352_g2_irl_init_all,
3125 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3126 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3127 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3128 	.port_set_link = mv88e6xxx_port_set_link,
3129 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3130 	.port_set_speed = mv88e6185_port_set_speed,
3131 	.port_tag_remap = mv88e6095_port_tag_remap,
3132 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3133 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3134 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3135 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3136 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3137 	.port_pause_limit = mv88e6097_port_pause_limit,
3138 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3139 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3140 	.port_link_state = mv88e6352_port_link_state,
3141 	.port_get_cmode = mv88e6185_port_get_cmode,
3142 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3143 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3144 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3145 	.stats_get_strings = mv88e6095_stats_get_strings,
3146 	.stats_get_stats = mv88e6095_stats_get_stats,
3147 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3148 	.set_egress_port = mv88e6095_g1_set_egress_port,
3149 	.watchdog_ops = &mv88e6097_watchdog_ops,
3150 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3151 	.pot_clear = mv88e6xxx_g2_pot_clear,
3152 	.reset = mv88e6352_g1_reset,
3153 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3154 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3155 	.avb_ops = &mv88e6165_avb_ops,
3156 	.ptp_ops = &mv88e6165_ptp_ops,
3157 	.phylink_validate = mv88e6185_phylink_validate,
3158 };
3159 
3160 static const struct mv88e6xxx_ops mv88e6165_ops = {
3161 	/* MV88E6XXX_FAMILY_6165 */
3162 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3163 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3164 	.irl_init_all = mv88e6352_g2_irl_init_all,
3165 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3166 	.phy_read = mv88e6165_phy_read,
3167 	.phy_write = mv88e6165_phy_write,
3168 	.port_set_link = mv88e6xxx_port_set_link,
3169 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3170 	.port_set_speed = mv88e6185_port_set_speed,
3171 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3172 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3173 	.port_link_state = mv88e6352_port_link_state,
3174 	.port_get_cmode = mv88e6185_port_get_cmode,
3175 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3176 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3177 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3178 	.stats_get_strings = mv88e6095_stats_get_strings,
3179 	.stats_get_stats = mv88e6095_stats_get_stats,
3180 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3181 	.set_egress_port = mv88e6095_g1_set_egress_port,
3182 	.watchdog_ops = &mv88e6097_watchdog_ops,
3183 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3184 	.pot_clear = mv88e6xxx_g2_pot_clear,
3185 	.reset = mv88e6352_g1_reset,
3186 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3187 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3188 	.avb_ops = &mv88e6165_avb_ops,
3189 	.ptp_ops = &mv88e6165_ptp_ops,
3190 	.phylink_validate = mv88e6185_phylink_validate,
3191 };
3192 
3193 static const struct mv88e6xxx_ops mv88e6171_ops = {
3194 	/* MV88E6XXX_FAMILY_6351 */
3195 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3196 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3197 	.irl_init_all = mv88e6352_g2_irl_init_all,
3198 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3199 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3200 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3201 	.port_set_link = mv88e6xxx_port_set_link,
3202 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3203 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3204 	.port_set_speed = mv88e6185_port_set_speed,
3205 	.port_tag_remap = mv88e6095_port_tag_remap,
3206 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3207 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3208 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3209 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3210 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3211 	.port_pause_limit = mv88e6097_port_pause_limit,
3212 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3213 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3214 	.port_link_state = mv88e6352_port_link_state,
3215 	.port_get_cmode = mv88e6352_port_get_cmode,
3216 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3217 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3218 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3219 	.stats_get_strings = mv88e6095_stats_get_strings,
3220 	.stats_get_stats = mv88e6095_stats_get_stats,
3221 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3222 	.set_egress_port = mv88e6095_g1_set_egress_port,
3223 	.watchdog_ops = &mv88e6097_watchdog_ops,
3224 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3225 	.pot_clear = mv88e6xxx_g2_pot_clear,
3226 	.reset = mv88e6352_g1_reset,
3227 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3228 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3229 	.phylink_validate = mv88e6185_phylink_validate,
3230 };
3231 
3232 static const struct mv88e6xxx_ops mv88e6172_ops = {
3233 	/* MV88E6XXX_FAMILY_6352 */
3234 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3235 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3236 	.irl_init_all = mv88e6352_g2_irl_init_all,
3237 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3238 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3239 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3240 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3241 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3242 	.port_set_link = mv88e6xxx_port_set_link,
3243 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3244 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3245 	.port_set_speed = mv88e6352_port_set_speed,
3246 	.port_tag_remap = mv88e6095_port_tag_remap,
3247 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3248 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3249 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3250 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3251 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3252 	.port_pause_limit = mv88e6097_port_pause_limit,
3253 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3254 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3255 	.port_link_state = mv88e6352_port_link_state,
3256 	.port_get_cmode = mv88e6352_port_get_cmode,
3257 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3258 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3259 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3260 	.stats_get_strings = mv88e6095_stats_get_strings,
3261 	.stats_get_stats = mv88e6095_stats_get_stats,
3262 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3263 	.set_egress_port = mv88e6095_g1_set_egress_port,
3264 	.watchdog_ops = &mv88e6097_watchdog_ops,
3265 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3266 	.pot_clear = mv88e6xxx_g2_pot_clear,
3267 	.reset = mv88e6352_g1_reset,
3268 	.rmu_disable = mv88e6352_g1_rmu_disable,
3269 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3270 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3271 	.serdes_power = mv88e6352_serdes_power,
3272 	.gpio_ops = &mv88e6352_gpio_ops,
3273 	.phylink_validate = mv88e6352_phylink_validate,
3274 };
3275 
3276 static const struct mv88e6xxx_ops mv88e6175_ops = {
3277 	/* MV88E6XXX_FAMILY_6351 */
3278 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3279 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3280 	.irl_init_all = mv88e6352_g2_irl_init_all,
3281 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3282 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3283 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3284 	.port_set_link = mv88e6xxx_port_set_link,
3285 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3286 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3287 	.port_set_speed = mv88e6185_port_set_speed,
3288 	.port_tag_remap = mv88e6095_port_tag_remap,
3289 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3290 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3291 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3292 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3293 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3294 	.port_pause_limit = mv88e6097_port_pause_limit,
3295 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3296 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3297 	.port_link_state = mv88e6352_port_link_state,
3298 	.port_get_cmode = mv88e6352_port_get_cmode,
3299 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3300 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3301 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3302 	.stats_get_strings = mv88e6095_stats_get_strings,
3303 	.stats_get_stats = mv88e6095_stats_get_stats,
3304 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3305 	.set_egress_port = mv88e6095_g1_set_egress_port,
3306 	.watchdog_ops = &mv88e6097_watchdog_ops,
3307 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3308 	.pot_clear = mv88e6xxx_g2_pot_clear,
3309 	.reset = mv88e6352_g1_reset,
3310 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3311 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3312 	.phylink_validate = mv88e6185_phylink_validate,
3313 };
3314 
3315 static const struct mv88e6xxx_ops mv88e6176_ops = {
3316 	/* MV88E6XXX_FAMILY_6352 */
3317 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3318 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3319 	.irl_init_all = mv88e6352_g2_irl_init_all,
3320 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3321 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3322 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3323 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3324 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3325 	.port_set_link = mv88e6xxx_port_set_link,
3326 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3327 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3328 	.port_set_speed = mv88e6352_port_set_speed,
3329 	.port_tag_remap = mv88e6095_port_tag_remap,
3330 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3331 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3332 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3333 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3334 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3335 	.port_pause_limit = mv88e6097_port_pause_limit,
3336 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3337 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3338 	.port_link_state = mv88e6352_port_link_state,
3339 	.port_get_cmode = mv88e6352_port_get_cmode,
3340 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3341 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3342 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3343 	.stats_get_strings = mv88e6095_stats_get_strings,
3344 	.stats_get_stats = mv88e6095_stats_get_stats,
3345 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3346 	.set_egress_port = mv88e6095_g1_set_egress_port,
3347 	.watchdog_ops = &mv88e6097_watchdog_ops,
3348 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3349 	.pot_clear = mv88e6xxx_g2_pot_clear,
3350 	.reset = mv88e6352_g1_reset,
3351 	.rmu_disable = mv88e6352_g1_rmu_disable,
3352 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3353 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3354 	.serdes_power = mv88e6352_serdes_power,
3355 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3356 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3357 	.gpio_ops = &mv88e6352_gpio_ops,
3358 	.phylink_validate = mv88e6352_phylink_validate,
3359 };
3360 
3361 static const struct mv88e6xxx_ops mv88e6185_ops = {
3362 	/* MV88E6XXX_FAMILY_6185 */
3363 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3364 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3365 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
3366 	.phy_read = mv88e6185_phy_ppu_read,
3367 	.phy_write = mv88e6185_phy_ppu_write,
3368 	.port_set_link = mv88e6xxx_port_set_link,
3369 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3370 	.port_set_speed = mv88e6185_port_set_speed,
3371 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
3372 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
3373 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
3374 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
3375 	.port_set_pause = mv88e6185_port_set_pause,
3376 	.port_link_state = mv88e6185_port_link_state,
3377 	.port_get_cmode = mv88e6185_port_get_cmode,
3378 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3379 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3380 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3381 	.stats_get_strings = mv88e6095_stats_get_strings,
3382 	.stats_get_stats = mv88e6095_stats_get_stats,
3383 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3384 	.set_egress_port = mv88e6095_g1_set_egress_port,
3385 	.watchdog_ops = &mv88e6097_watchdog_ops,
3386 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
3387 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
3388 	.ppu_enable = mv88e6185_g1_ppu_enable,
3389 	.ppu_disable = mv88e6185_g1_ppu_disable,
3390 	.reset = mv88e6185_g1_reset,
3391 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3392 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3393 	.phylink_validate = mv88e6185_phylink_validate,
3394 };
3395 
3396 static const struct mv88e6xxx_ops mv88e6190_ops = {
3397 	/* MV88E6XXX_FAMILY_6390 */
3398 	.setup_errata = mv88e6390_setup_errata,
3399 	.irl_init_all = mv88e6390_g2_irl_init_all,
3400 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3401 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3402 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3403 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3404 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3405 	.port_set_link = mv88e6xxx_port_set_link,
3406 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3407 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3408 	.port_set_speed = mv88e6390_port_set_speed,
3409 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3410 	.port_tag_remap = mv88e6390_port_tag_remap,
3411 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3412 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3413 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3414 	.port_pause_limit = mv88e6390_port_pause_limit,
3415 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3416 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3417 	.port_link_state = mv88e6352_port_link_state,
3418 	.port_get_cmode = mv88e6352_port_get_cmode,
3419 	.port_set_cmode = mv88e6390_port_set_cmode,
3420 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3421 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3422 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3423 	.stats_get_strings = mv88e6320_stats_get_strings,
3424 	.stats_get_stats = mv88e6390_stats_get_stats,
3425 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3426 	.set_egress_port = mv88e6390_g1_set_egress_port,
3427 	.watchdog_ops = &mv88e6390_watchdog_ops,
3428 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3429 	.pot_clear = mv88e6xxx_g2_pot_clear,
3430 	.reset = mv88e6352_g1_reset,
3431 	.rmu_disable = mv88e6390_g1_rmu_disable,
3432 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3433 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3434 	.serdes_power = mv88e6390_serdes_power,
3435 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3436 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3437 	.gpio_ops = &mv88e6352_gpio_ops,
3438 	.phylink_validate = mv88e6390_phylink_validate,
3439 };
3440 
3441 static const struct mv88e6xxx_ops mv88e6190x_ops = {
3442 	/* MV88E6XXX_FAMILY_6390 */
3443 	.setup_errata = mv88e6390_setup_errata,
3444 	.irl_init_all = mv88e6390_g2_irl_init_all,
3445 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3446 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3447 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3448 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3449 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3450 	.port_set_link = mv88e6xxx_port_set_link,
3451 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3452 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3453 	.port_set_speed = mv88e6390x_port_set_speed,
3454 	.port_max_speed_mode = mv88e6390x_port_max_speed_mode,
3455 	.port_tag_remap = mv88e6390_port_tag_remap,
3456 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3457 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3458 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3459 	.port_pause_limit = mv88e6390_port_pause_limit,
3460 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3461 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3462 	.port_link_state = mv88e6352_port_link_state,
3463 	.port_get_cmode = mv88e6352_port_get_cmode,
3464 	.port_set_cmode = mv88e6390x_port_set_cmode,
3465 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3466 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3467 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3468 	.stats_get_strings = mv88e6320_stats_get_strings,
3469 	.stats_get_stats = mv88e6390_stats_get_stats,
3470 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3471 	.set_egress_port = mv88e6390_g1_set_egress_port,
3472 	.watchdog_ops = &mv88e6390_watchdog_ops,
3473 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3474 	.pot_clear = mv88e6xxx_g2_pot_clear,
3475 	.reset = mv88e6352_g1_reset,
3476 	.rmu_disable = mv88e6390_g1_rmu_disable,
3477 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3478 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3479 	.serdes_power = mv88e6390x_serdes_power,
3480 	.serdes_irq_setup = mv88e6390x_serdes_irq_setup,
3481 	.serdes_irq_free = mv88e6390x_serdes_irq_free,
3482 	.gpio_ops = &mv88e6352_gpio_ops,
3483 	.phylink_validate = mv88e6390x_phylink_validate,
3484 };
3485 
3486 static const struct mv88e6xxx_ops mv88e6191_ops = {
3487 	/* MV88E6XXX_FAMILY_6390 */
3488 	.setup_errata = mv88e6390_setup_errata,
3489 	.irl_init_all = mv88e6390_g2_irl_init_all,
3490 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3491 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3492 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3493 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3494 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3495 	.port_set_link = mv88e6xxx_port_set_link,
3496 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3497 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3498 	.port_set_speed = mv88e6390_port_set_speed,
3499 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3500 	.port_tag_remap = mv88e6390_port_tag_remap,
3501 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3502 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3503 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3504 	.port_pause_limit = mv88e6390_port_pause_limit,
3505 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3506 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3507 	.port_link_state = mv88e6352_port_link_state,
3508 	.port_get_cmode = mv88e6352_port_get_cmode,
3509 	.port_set_cmode = mv88e6390_port_set_cmode,
3510 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3511 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3512 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3513 	.stats_get_strings = mv88e6320_stats_get_strings,
3514 	.stats_get_stats = mv88e6390_stats_get_stats,
3515 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3516 	.set_egress_port = mv88e6390_g1_set_egress_port,
3517 	.watchdog_ops = &mv88e6390_watchdog_ops,
3518 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3519 	.pot_clear = mv88e6xxx_g2_pot_clear,
3520 	.reset = mv88e6352_g1_reset,
3521 	.rmu_disable = mv88e6390_g1_rmu_disable,
3522 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3523 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3524 	.serdes_power = mv88e6390_serdes_power,
3525 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3526 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3527 	.avb_ops = &mv88e6390_avb_ops,
3528 	.ptp_ops = &mv88e6352_ptp_ops,
3529 	.phylink_validate = mv88e6390_phylink_validate,
3530 };
3531 
3532 static const struct mv88e6xxx_ops mv88e6240_ops = {
3533 	/* MV88E6XXX_FAMILY_6352 */
3534 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3535 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3536 	.irl_init_all = mv88e6352_g2_irl_init_all,
3537 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3538 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3539 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3540 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3541 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3542 	.port_set_link = mv88e6xxx_port_set_link,
3543 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3544 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3545 	.port_set_speed = mv88e6352_port_set_speed,
3546 	.port_tag_remap = mv88e6095_port_tag_remap,
3547 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3548 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3549 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3550 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3551 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3552 	.port_pause_limit = mv88e6097_port_pause_limit,
3553 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3554 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3555 	.port_link_state = mv88e6352_port_link_state,
3556 	.port_get_cmode = mv88e6352_port_get_cmode,
3557 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3558 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3559 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3560 	.stats_get_strings = mv88e6095_stats_get_strings,
3561 	.stats_get_stats = mv88e6095_stats_get_stats,
3562 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3563 	.set_egress_port = mv88e6095_g1_set_egress_port,
3564 	.watchdog_ops = &mv88e6097_watchdog_ops,
3565 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3566 	.pot_clear = mv88e6xxx_g2_pot_clear,
3567 	.reset = mv88e6352_g1_reset,
3568 	.rmu_disable = mv88e6352_g1_rmu_disable,
3569 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3570 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3571 	.serdes_power = mv88e6352_serdes_power,
3572 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3573 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3574 	.gpio_ops = &mv88e6352_gpio_ops,
3575 	.avb_ops = &mv88e6352_avb_ops,
3576 	.ptp_ops = &mv88e6352_ptp_ops,
3577 	.phylink_validate = mv88e6352_phylink_validate,
3578 };
3579 
3580 static const struct mv88e6xxx_ops mv88e6290_ops = {
3581 	/* MV88E6XXX_FAMILY_6390 */
3582 	.setup_errata = mv88e6390_setup_errata,
3583 	.irl_init_all = mv88e6390_g2_irl_init_all,
3584 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3585 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
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_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3592 	.port_set_speed = mv88e6390_port_set_speed,
3593 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3594 	.port_tag_remap = mv88e6390_port_tag_remap,
3595 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3596 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3597 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3598 	.port_pause_limit = mv88e6390_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_set_cmode = mv88e6390_port_set_cmode,
3604 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3605 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3606 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3607 	.stats_get_strings = mv88e6320_stats_get_strings,
3608 	.stats_get_stats = mv88e6390_stats_get_stats,
3609 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3610 	.set_egress_port = mv88e6390_g1_set_egress_port,
3611 	.watchdog_ops = &mv88e6390_watchdog_ops,
3612 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3613 	.pot_clear = mv88e6xxx_g2_pot_clear,
3614 	.reset = mv88e6352_g1_reset,
3615 	.rmu_disable = mv88e6390_g1_rmu_disable,
3616 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3617 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3618 	.serdes_power = mv88e6390_serdes_power,
3619 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3620 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3621 	.gpio_ops = &mv88e6352_gpio_ops,
3622 	.avb_ops = &mv88e6390_avb_ops,
3623 	.ptp_ops = &mv88e6352_ptp_ops,
3624 	.phylink_validate = mv88e6390_phylink_validate,
3625 };
3626 
3627 static const struct mv88e6xxx_ops mv88e6320_ops = {
3628 	/* MV88E6XXX_FAMILY_6320 */
3629 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3630 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3631 	.irl_init_all = mv88e6352_g2_irl_init_all,
3632 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3633 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3634 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3635 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3636 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3637 	.port_set_link = mv88e6xxx_port_set_link,
3638 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3639 	.port_set_speed = mv88e6185_port_set_speed,
3640 	.port_tag_remap = mv88e6095_port_tag_remap,
3641 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3642 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3643 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3644 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3645 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3646 	.port_pause_limit = mv88e6097_port_pause_limit,
3647 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3648 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3649 	.port_link_state = mv88e6352_port_link_state,
3650 	.port_get_cmode = mv88e6352_port_get_cmode,
3651 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3652 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3653 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3654 	.stats_get_strings = mv88e6320_stats_get_strings,
3655 	.stats_get_stats = mv88e6320_stats_get_stats,
3656 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3657 	.set_egress_port = mv88e6095_g1_set_egress_port,
3658 	.watchdog_ops = &mv88e6390_watchdog_ops,
3659 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3660 	.pot_clear = mv88e6xxx_g2_pot_clear,
3661 	.reset = mv88e6352_g1_reset,
3662 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3663 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3664 	.gpio_ops = &mv88e6352_gpio_ops,
3665 	.avb_ops = &mv88e6352_avb_ops,
3666 	.ptp_ops = &mv88e6352_ptp_ops,
3667 	.phylink_validate = mv88e6185_phylink_validate,
3668 };
3669 
3670 static const struct mv88e6xxx_ops mv88e6321_ops = {
3671 	/* MV88E6XXX_FAMILY_6320 */
3672 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3673 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3674 	.irl_init_all = mv88e6352_g2_irl_init_all,
3675 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3676 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3677 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3678 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3679 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3680 	.port_set_link = mv88e6xxx_port_set_link,
3681 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3682 	.port_set_speed = mv88e6185_port_set_speed,
3683 	.port_tag_remap = mv88e6095_port_tag_remap,
3684 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3685 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3686 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3687 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3688 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3689 	.port_pause_limit = mv88e6097_port_pause_limit,
3690 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3691 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3692 	.port_link_state = mv88e6352_port_link_state,
3693 	.port_get_cmode = mv88e6352_port_get_cmode,
3694 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3695 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3696 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3697 	.stats_get_strings = mv88e6320_stats_get_strings,
3698 	.stats_get_stats = mv88e6320_stats_get_stats,
3699 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3700 	.set_egress_port = mv88e6095_g1_set_egress_port,
3701 	.watchdog_ops = &mv88e6390_watchdog_ops,
3702 	.reset = mv88e6352_g1_reset,
3703 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3704 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3705 	.gpio_ops = &mv88e6352_gpio_ops,
3706 	.avb_ops = &mv88e6352_avb_ops,
3707 	.ptp_ops = &mv88e6352_ptp_ops,
3708 	.phylink_validate = mv88e6185_phylink_validate,
3709 };
3710 
3711 static const struct mv88e6xxx_ops mv88e6341_ops = {
3712 	/* MV88E6XXX_FAMILY_6341 */
3713 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3714 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3715 	.irl_init_all = mv88e6352_g2_irl_init_all,
3716 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3717 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3718 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3719 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3720 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3721 	.port_set_link = mv88e6xxx_port_set_link,
3722 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3723 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3724 	.port_set_speed = mv88e6341_port_set_speed,
3725 	.port_max_speed_mode = mv88e6341_port_max_speed_mode,
3726 	.port_tag_remap = mv88e6095_port_tag_remap,
3727 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3728 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3729 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3730 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3731 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3732 	.port_pause_limit = mv88e6097_port_pause_limit,
3733 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3734 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3735 	.port_link_state = mv88e6352_port_link_state,
3736 	.port_get_cmode = mv88e6352_port_get_cmode,
3737 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3738 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3739 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3740 	.stats_get_strings = mv88e6320_stats_get_strings,
3741 	.stats_get_stats = mv88e6390_stats_get_stats,
3742 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3743 	.set_egress_port = mv88e6390_g1_set_egress_port,
3744 	.watchdog_ops = &mv88e6390_watchdog_ops,
3745 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
3746 	.pot_clear = mv88e6xxx_g2_pot_clear,
3747 	.reset = mv88e6352_g1_reset,
3748 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3749 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3750 	.serdes_power = mv88e6341_serdes_power,
3751 	.gpio_ops = &mv88e6352_gpio_ops,
3752 	.avb_ops = &mv88e6390_avb_ops,
3753 	.ptp_ops = &mv88e6352_ptp_ops,
3754 	.phylink_validate = mv88e6341_phylink_validate,
3755 };
3756 
3757 static const struct mv88e6xxx_ops mv88e6350_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 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3781 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3782 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3783 	.stats_get_strings = mv88e6095_stats_get_strings,
3784 	.stats_get_stats = mv88e6095_stats_get_stats,
3785 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3786 	.set_egress_port = mv88e6095_g1_set_egress_port,
3787 	.watchdog_ops = &mv88e6097_watchdog_ops,
3788 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3789 	.pot_clear = mv88e6xxx_g2_pot_clear,
3790 	.reset = mv88e6352_g1_reset,
3791 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3792 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3793 	.phylink_validate = mv88e6185_phylink_validate,
3794 };
3795 
3796 static const struct mv88e6xxx_ops mv88e6351_ops = {
3797 	/* MV88E6XXX_FAMILY_6351 */
3798 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3799 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3800 	.irl_init_all = mv88e6352_g2_irl_init_all,
3801 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3802 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3803 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3804 	.port_set_link = mv88e6xxx_port_set_link,
3805 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3806 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3807 	.port_set_speed = mv88e6185_port_set_speed,
3808 	.port_tag_remap = mv88e6095_port_tag_remap,
3809 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3810 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3811 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3812 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3813 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3814 	.port_pause_limit = mv88e6097_port_pause_limit,
3815 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3816 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3817 	.port_link_state = mv88e6352_port_link_state,
3818 	.port_get_cmode = mv88e6352_port_get_cmode,
3819 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3820 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3821 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3822 	.stats_get_strings = mv88e6095_stats_get_strings,
3823 	.stats_get_stats = mv88e6095_stats_get_stats,
3824 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3825 	.set_egress_port = mv88e6095_g1_set_egress_port,
3826 	.watchdog_ops = &mv88e6097_watchdog_ops,
3827 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3828 	.pot_clear = mv88e6xxx_g2_pot_clear,
3829 	.reset = mv88e6352_g1_reset,
3830 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3831 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3832 	.avb_ops = &mv88e6352_avb_ops,
3833 	.ptp_ops = &mv88e6352_ptp_ops,
3834 	.phylink_validate = mv88e6185_phylink_validate,
3835 };
3836 
3837 static const struct mv88e6xxx_ops mv88e6352_ops = {
3838 	/* MV88E6XXX_FAMILY_6352 */
3839 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3840 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3841 	.irl_init_all = mv88e6352_g2_irl_init_all,
3842 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3843 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3844 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3845 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3846 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3847 	.port_set_link = mv88e6xxx_port_set_link,
3848 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3849 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3850 	.port_set_speed = mv88e6352_port_set_speed,
3851 	.port_tag_remap = mv88e6095_port_tag_remap,
3852 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3853 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3854 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3855 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3856 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3857 	.port_pause_limit = mv88e6097_port_pause_limit,
3858 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3859 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3860 	.port_link_state = mv88e6352_port_link_state,
3861 	.port_get_cmode = mv88e6352_port_get_cmode,
3862 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3863 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3864 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3865 	.stats_get_strings = mv88e6095_stats_get_strings,
3866 	.stats_get_stats = mv88e6095_stats_get_stats,
3867 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3868 	.set_egress_port = mv88e6095_g1_set_egress_port,
3869 	.watchdog_ops = &mv88e6097_watchdog_ops,
3870 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3871 	.pot_clear = mv88e6xxx_g2_pot_clear,
3872 	.reset = mv88e6352_g1_reset,
3873 	.rmu_disable = mv88e6352_g1_rmu_disable,
3874 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3875 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3876 	.serdes_power = mv88e6352_serdes_power,
3877 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3878 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3879 	.gpio_ops = &mv88e6352_gpio_ops,
3880 	.avb_ops = &mv88e6352_avb_ops,
3881 	.ptp_ops = &mv88e6352_ptp_ops,
3882 	.serdes_get_sset_count = mv88e6352_serdes_get_sset_count,
3883 	.serdes_get_strings = mv88e6352_serdes_get_strings,
3884 	.serdes_get_stats = mv88e6352_serdes_get_stats,
3885 	.phylink_validate = mv88e6352_phylink_validate,
3886 };
3887 
3888 static const struct mv88e6xxx_ops mv88e6390_ops = {
3889 	/* MV88E6XXX_FAMILY_6390 */
3890 	.setup_errata = mv88e6390_setup_errata,
3891 	.irl_init_all = mv88e6390_g2_irl_init_all,
3892 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3893 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3894 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3895 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3896 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3897 	.port_set_link = mv88e6xxx_port_set_link,
3898 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3899 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3900 	.port_set_speed = mv88e6390_port_set_speed,
3901 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3902 	.port_tag_remap = mv88e6390_port_tag_remap,
3903 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3904 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3905 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3906 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3907 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3908 	.port_pause_limit = mv88e6390_port_pause_limit,
3909 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3910 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3911 	.port_link_state = mv88e6352_port_link_state,
3912 	.port_get_cmode = mv88e6352_port_get_cmode,
3913 	.port_set_cmode = mv88e6390_port_set_cmode,
3914 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3915 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3916 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3917 	.stats_get_strings = mv88e6320_stats_get_strings,
3918 	.stats_get_stats = mv88e6390_stats_get_stats,
3919 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3920 	.set_egress_port = mv88e6390_g1_set_egress_port,
3921 	.watchdog_ops = &mv88e6390_watchdog_ops,
3922 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3923 	.pot_clear = mv88e6xxx_g2_pot_clear,
3924 	.reset = mv88e6352_g1_reset,
3925 	.rmu_disable = mv88e6390_g1_rmu_disable,
3926 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3927 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3928 	.serdes_power = mv88e6390_serdes_power,
3929 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3930 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3931 	.gpio_ops = &mv88e6352_gpio_ops,
3932 	.avb_ops = &mv88e6390_avb_ops,
3933 	.ptp_ops = &mv88e6352_ptp_ops,
3934 	.phylink_validate = mv88e6390_phylink_validate,
3935 };
3936 
3937 static const struct mv88e6xxx_ops mv88e6390x_ops = {
3938 	/* MV88E6XXX_FAMILY_6390 */
3939 	.setup_errata = mv88e6390_setup_errata,
3940 	.irl_init_all = mv88e6390_g2_irl_init_all,
3941 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3942 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3943 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3944 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3945 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3946 	.port_set_link = mv88e6xxx_port_set_link,
3947 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3948 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3949 	.port_set_speed = mv88e6390x_port_set_speed,
3950 	.port_max_speed_mode = mv88e6390x_port_max_speed_mode,
3951 	.port_tag_remap = mv88e6390_port_tag_remap,
3952 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3953 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3954 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3955 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3956 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3957 	.port_pause_limit = mv88e6390_port_pause_limit,
3958 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3959 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3960 	.port_link_state = mv88e6352_port_link_state,
3961 	.port_get_cmode = mv88e6352_port_get_cmode,
3962 	.port_set_cmode = mv88e6390x_port_set_cmode,
3963 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3964 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3965 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3966 	.stats_get_strings = mv88e6320_stats_get_strings,
3967 	.stats_get_stats = mv88e6390_stats_get_stats,
3968 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3969 	.set_egress_port = mv88e6390_g1_set_egress_port,
3970 	.watchdog_ops = &mv88e6390_watchdog_ops,
3971 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3972 	.pot_clear = mv88e6xxx_g2_pot_clear,
3973 	.reset = mv88e6352_g1_reset,
3974 	.rmu_disable = mv88e6390_g1_rmu_disable,
3975 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3976 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3977 	.serdes_power = mv88e6390x_serdes_power,
3978 	.serdes_irq_setup = mv88e6390x_serdes_irq_setup,
3979 	.serdes_irq_free = mv88e6390x_serdes_irq_free,
3980 	.gpio_ops = &mv88e6352_gpio_ops,
3981 	.avb_ops = &mv88e6390_avb_ops,
3982 	.ptp_ops = &mv88e6352_ptp_ops,
3983 	.phylink_validate = mv88e6390x_phylink_validate,
3984 };
3985 
3986 static const struct mv88e6xxx_info mv88e6xxx_table[] = {
3987 	[MV88E6085] = {
3988 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6085,
3989 		.family = MV88E6XXX_FAMILY_6097,
3990 		.name = "Marvell 88E6085",
3991 		.num_databases = 4096,
3992 		.num_ports = 10,
3993 		.num_internal_phys = 5,
3994 		.max_vid = 4095,
3995 		.port_base_addr = 0x10,
3996 		.phy_base_addr = 0x0,
3997 		.global1_addr = 0x1b,
3998 		.global2_addr = 0x1c,
3999 		.age_time_coeff = 15000,
4000 		.g1_irqs = 8,
4001 		.g2_irqs = 10,
4002 		.atu_move_port_mask = 0xf,
4003 		.pvt = true,
4004 		.multi_chip = true,
4005 		.tag_protocol = DSA_TAG_PROTO_DSA,
4006 		.ops = &mv88e6085_ops,
4007 	},
4008 
4009 	[MV88E6095] = {
4010 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6095,
4011 		.family = MV88E6XXX_FAMILY_6095,
4012 		.name = "Marvell 88E6095/88E6095F",
4013 		.num_databases = 256,
4014 		.num_ports = 11,
4015 		.num_internal_phys = 0,
4016 		.max_vid = 4095,
4017 		.port_base_addr = 0x10,
4018 		.phy_base_addr = 0x0,
4019 		.global1_addr = 0x1b,
4020 		.global2_addr = 0x1c,
4021 		.age_time_coeff = 15000,
4022 		.g1_irqs = 8,
4023 		.atu_move_port_mask = 0xf,
4024 		.multi_chip = true,
4025 		.tag_protocol = DSA_TAG_PROTO_DSA,
4026 		.ops = &mv88e6095_ops,
4027 	},
4028 
4029 	[MV88E6097] = {
4030 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6097,
4031 		.family = MV88E6XXX_FAMILY_6097,
4032 		.name = "Marvell 88E6097/88E6097F",
4033 		.num_databases = 4096,
4034 		.num_ports = 11,
4035 		.num_internal_phys = 8,
4036 		.max_vid = 4095,
4037 		.port_base_addr = 0x10,
4038 		.phy_base_addr = 0x0,
4039 		.global1_addr = 0x1b,
4040 		.global2_addr = 0x1c,
4041 		.age_time_coeff = 15000,
4042 		.g1_irqs = 8,
4043 		.g2_irqs = 10,
4044 		.atu_move_port_mask = 0xf,
4045 		.pvt = true,
4046 		.multi_chip = true,
4047 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4048 		.ops = &mv88e6097_ops,
4049 	},
4050 
4051 	[MV88E6123] = {
4052 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6123,
4053 		.family = MV88E6XXX_FAMILY_6165,
4054 		.name = "Marvell 88E6123",
4055 		.num_databases = 4096,
4056 		.num_ports = 3,
4057 		.num_internal_phys = 5,
4058 		.max_vid = 4095,
4059 		.port_base_addr = 0x10,
4060 		.phy_base_addr = 0x0,
4061 		.global1_addr = 0x1b,
4062 		.global2_addr = 0x1c,
4063 		.age_time_coeff = 15000,
4064 		.g1_irqs = 9,
4065 		.g2_irqs = 10,
4066 		.atu_move_port_mask = 0xf,
4067 		.pvt = true,
4068 		.multi_chip = true,
4069 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4070 		.ops = &mv88e6123_ops,
4071 	},
4072 
4073 	[MV88E6131] = {
4074 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6131,
4075 		.family = MV88E6XXX_FAMILY_6185,
4076 		.name = "Marvell 88E6131",
4077 		.num_databases = 256,
4078 		.num_ports = 8,
4079 		.num_internal_phys = 0,
4080 		.max_vid = 4095,
4081 		.port_base_addr = 0x10,
4082 		.phy_base_addr = 0x0,
4083 		.global1_addr = 0x1b,
4084 		.global2_addr = 0x1c,
4085 		.age_time_coeff = 15000,
4086 		.g1_irqs = 9,
4087 		.atu_move_port_mask = 0xf,
4088 		.multi_chip = true,
4089 		.tag_protocol = DSA_TAG_PROTO_DSA,
4090 		.ops = &mv88e6131_ops,
4091 	},
4092 
4093 	[MV88E6141] = {
4094 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6141,
4095 		.family = MV88E6XXX_FAMILY_6341,
4096 		.name = "Marvell 88E6141",
4097 		.num_databases = 4096,
4098 		.num_ports = 6,
4099 		.num_internal_phys = 5,
4100 		.num_gpio = 11,
4101 		.max_vid = 4095,
4102 		.port_base_addr = 0x10,
4103 		.phy_base_addr = 0x10,
4104 		.global1_addr = 0x1b,
4105 		.global2_addr = 0x1c,
4106 		.age_time_coeff = 3750,
4107 		.atu_move_port_mask = 0x1f,
4108 		.g1_irqs = 9,
4109 		.g2_irqs = 10,
4110 		.pvt = true,
4111 		.multi_chip = true,
4112 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4113 		.ops = &mv88e6141_ops,
4114 	},
4115 
4116 	[MV88E6161] = {
4117 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6161,
4118 		.family = MV88E6XXX_FAMILY_6165,
4119 		.name = "Marvell 88E6161",
4120 		.num_databases = 4096,
4121 		.num_ports = 6,
4122 		.num_internal_phys = 5,
4123 		.max_vid = 4095,
4124 		.port_base_addr = 0x10,
4125 		.phy_base_addr = 0x0,
4126 		.global1_addr = 0x1b,
4127 		.global2_addr = 0x1c,
4128 		.age_time_coeff = 15000,
4129 		.g1_irqs = 9,
4130 		.g2_irqs = 10,
4131 		.atu_move_port_mask = 0xf,
4132 		.pvt = true,
4133 		.multi_chip = true,
4134 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4135 		.ptp_support = true,
4136 		.ops = &mv88e6161_ops,
4137 	},
4138 
4139 	[MV88E6165] = {
4140 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6165,
4141 		.family = MV88E6XXX_FAMILY_6165,
4142 		.name = "Marvell 88E6165",
4143 		.num_databases = 4096,
4144 		.num_ports = 6,
4145 		.num_internal_phys = 0,
4146 		.max_vid = 4095,
4147 		.port_base_addr = 0x10,
4148 		.phy_base_addr = 0x0,
4149 		.global1_addr = 0x1b,
4150 		.global2_addr = 0x1c,
4151 		.age_time_coeff = 15000,
4152 		.g1_irqs = 9,
4153 		.g2_irqs = 10,
4154 		.atu_move_port_mask = 0xf,
4155 		.pvt = true,
4156 		.multi_chip = true,
4157 		.tag_protocol = DSA_TAG_PROTO_DSA,
4158 		.ptp_support = true,
4159 		.ops = &mv88e6165_ops,
4160 	},
4161 
4162 	[MV88E6171] = {
4163 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6171,
4164 		.family = MV88E6XXX_FAMILY_6351,
4165 		.name = "Marvell 88E6171",
4166 		.num_databases = 4096,
4167 		.num_ports = 7,
4168 		.num_internal_phys = 5,
4169 		.max_vid = 4095,
4170 		.port_base_addr = 0x10,
4171 		.phy_base_addr = 0x0,
4172 		.global1_addr = 0x1b,
4173 		.global2_addr = 0x1c,
4174 		.age_time_coeff = 15000,
4175 		.g1_irqs = 9,
4176 		.g2_irqs = 10,
4177 		.atu_move_port_mask = 0xf,
4178 		.pvt = true,
4179 		.multi_chip = true,
4180 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4181 		.ops = &mv88e6171_ops,
4182 	},
4183 
4184 	[MV88E6172] = {
4185 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6172,
4186 		.family = MV88E6XXX_FAMILY_6352,
4187 		.name = "Marvell 88E6172",
4188 		.num_databases = 4096,
4189 		.num_ports = 7,
4190 		.num_internal_phys = 5,
4191 		.num_gpio = 15,
4192 		.max_vid = 4095,
4193 		.port_base_addr = 0x10,
4194 		.phy_base_addr = 0x0,
4195 		.global1_addr = 0x1b,
4196 		.global2_addr = 0x1c,
4197 		.age_time_coeff = 15000,
4198 		.g1_irqs = 9,
4199 		.g2_irqs = 10,
4200 		.atu_move_port_mask = 0xf,
4201 		.pvt = true,
4202 		.multi_chip = true,
4203 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4204 		.ops = &mv88e6172_ops,
4205 	},
4206 
4207 	[MV88E6175] = {
4208 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6175,
4209 		.family = MV88E6XXX_FAMILY_6351,
4210 		.name = "Marvell 88E6175",
4211 		.num_databases = 4096,
4212 		.num_ports = 7,
4213 		.num_internal_phys = 5,
4214 		.max_vid = 4095,
4215 		.port_base_addr = 0x10,
4216 		.phy_base_addr = 0x0,
4217 		.global1_addr = 0x1b,
4218 		.global2_addr = 0x1c,
4219 		.age_time_coeff = 15000,
4220 		.g1_irqs = 9,
4221 		.g2_irqs = 10,
4222 		.atu_move_port_mask = 0xf,
4223 		.pvt = true,
4224 		.multi_chip = true,
4225 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4226 		.ops = &mv88e6175_ops,
4227 	},
4228 
4229 	[MV88E6176] = {
4230 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6176,
4231 		.family = MV88E6XXX_FAMILY_6352,
4232 		.name = "Marvell 88E6176",
4233 		.num_databases = 4096,
4234 		.num_ports = 7,
4235 		.num_internal_phys = 5,
4236 		.num_gpio = 15,
4237 		.max_vid = 4095,
4238 		.port_base_addr = 0x10,
4239 		.phy_base_addr = 0x0,
4240 		.global1_addr = 0x1b,
4241 		.global2_addr = 0x1c,
4242 		.age_time_coeff = 15000,
4243 		.g1_irqs = 9,
4244 		.g2_irqs = 10,
4245 		.atu_move_port_mask = 0xf,
4246 		.pvt = true,
4247 		.multi_chip = true,
4248 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4249 		.ops = &mv88e6176_ops,
4250 	},
4251 
4252 	[MV88E6185] = {
4253 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6185,
4254 		.family = MV88E6XXX_FAMILY_6185,
4255 		.name = "Marvell 88E6185",
4256 		.num_databases = 256,
4257 		.num_ports = 10,
4258 		.num_internal_phys = 0,
4259 		.max_vid = 4095,
4260 		.port_base_addr = 0x10,
4261 		.phy_base_addr = 0x0,
4262 		.global1_addr = 0x1b,
4263 		.global2_addr = 0x1c,
4264 		.age_time_coeff = 15000,
4265 		.g1_irqs = 8,
4266 		.atu_move_port_mask = 0xf,
4267 		.multi_chip = true,
4268 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4269 		.ops = &mv88e6185_ops,
4270 	},
4271 
4272 	[MV88E6190] = {
4273 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190,
4274 		.family = MV88E6XXX_FAMILY_6390,
4275 		.name = "Marvell 88E6190",
4276 		.num_databases = 4096,
4277 		.num_ports = 11,	/* 10 + Z80 */
4278 		.num_internal_phys = 9,
4279 		.num_gpio = 16,
4280 		.max_vid = 8191,
4281 		.port_base_addr = 0x0,
4282 		.phy_base_addr = 0x0,
4283 		.global1_addr = 0x1b,
4284 		.global2_addr = 0x1c,
4285 		.tag_protocol = DSA_TAG_PROTO_DSA,
4286 		.age_time_coeff = 3750,
4287 		.g1_irqs = 9,
4288 		.g2_irqs = 14,
4289 		.pvt = true,
4290 		.multi_chip = true,
4291 		.atu_move_port_mask = 0x1f,
4292 		.ops = &mv88e6190_ops,
4293 	},
4294 
4295 	[MV88E6190X] = {
4296 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190X,
4297 		.family = MV88E6XXX_FAMILY_6390,
4298 		.name = "Marvell 88E6190X",
4299 		.num_databases = 4096,
4300 		.num_ports = 11,	/* 10 + Z80 */
4301 		.num_internal_phys = 9,
4302 		.num_gpio = 16,
4303 		.max_vid = 8191,
4304 		.port_base_addr = 0x0,
4305 		.phy_base_addr = 0x0,
4306 		.global1_addr = 0x1b,
4307 		.global2_addr = 0x1c,
4308 		.age_time_coeff = 3750,
4309 		.g1_irqs = 9,
4310 		.g2_irqs = 14,
4311 		.atu_move_port_mask = 0x1f,
4312 		.pvt = true,
4313 		.multi_chip = true,
4314 		.tag_protocol = DSA_TAG_PROTO_DSA,
4315 		.ops = &mv88e6190x_ops,
4316 	},
4317 
4318 	[MV88E6191] = {
4319 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6191,
4320 		.family = MV88E6XXX_FAMILY_6390,
4321 		.name = "Marvell 88E6191",
4322 		.num_databases = 4096,
4323 		.num_ports = 11,	/* 10 + Z80 */
4324 		.num_internal_phys = 9,
4325 		.max_vid = 8191,
4326 		.port_base_addr = 0x0,
4327 		.phy_base_addr = 0x0,
4328 		.global1_addr = 0x1b,
4329 		.global2_addr = 0x1c,
4330 		.age_time_coeff = 3750,
4331 		.g1_irqs = 9,
4332 		.g2_irqs = 14,
4333 		.atu_move_port_mask = 0x1f,
4334 		.pvt = true,
4335 		.multi_chip = true,
4336 		.tag_protocol = DSA_TAG_PROTO_DSA,
4337 		.ptp_support = true,
4338 		.ops = &mv88e6191_ops,
4339 	},
4340 
4341 	[MV88E6240] = {
4342 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6240,
4343 		.family = MV88E6XXX_FAMILY_6352,
4344 		.name = "Marvell 88E6240",
4345 		.num_databases = 4096,
4346 		.num_ports = 7,
4347 		.num_internal_phys = 5,
4348 		.num_gpio = 15,
4349 		.max_vid = 4095,
4350 		.port_base_addr = 0x10,
4351 		.phy_base_addr = 0x0,
4352 		.global1_addr = 0x1b,
4353 		.global2_addr = 0x1c,
4354 		.age_time_coeff = 15000,
4355 		.g1_irqs = 9,
4356 		.g2_irqs = 10,
4357 		.atu_move_port_mask = 0xf,
4358 		.pvt = true,
4359 		.multi_chip = true,
4360 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4361 		.ptp_support = true,
4362 		.ops = &mv88e6240_ops,
4363 	},
4364 
4365 	[MV88E6290] = {
4366 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6290,
4367 		.family = MV88E6XXX_FAMILY_6390,
4368 		.name = "Marvell 88E6290",
4369 		.num_databases = 4096,
4370 		.num_ports = 11,	/* 10 + Z80 */
4371 		.num_internal_phys = 9,
4372 		.num_gpio = 16,
4373 		.max_vid = 8191,
4374 		.port_base_addr = 0x0,
4375 		.phy_base_addr = 0x0,
4376 		.global1_addr = 0x1b,
4377 		.global2_addr = 0x1c,
4378 		.age_time_coeff = 3750,
4379 		.g1_irqs = 9,
4380 		.g2_irqs = 14,
4381 		.atu_move_port_mask = 0x1f,
4382 		.pvt = true,
4383 		.multi_chip = true,
4384 		.tag_protocol = DSA_TAG_PROTO_DSA,
4385 		.ptp_support = true,
4386 		.ops = &mv88e6290_ops,
4387 	},
4388 
4389 	[MV88E6320] = {
4390 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6320,
4391 		.family = MV88E6XXX_FAMILY_6320,
4392 		.name = "Marvell 88E6320",
4393 		.num_databases = 4096,
4394 		.num_ports = 7,
4395 		.num_internal_phys = 5,
4396 		.num_gpio = 15,
4397 		.max_vid = 4095,
4398 		.port_base_addr = 0x10,
4399 		.phy_base_addr = 0x0,
4400 		.global1_addr = 0x1b,
4401 		.global2_addr = 0x1c,
4402 		.age_time_coeff = 15000,
4403 		.g1_irqs = 8,
4404 		.g2_irqs = 10,
4405 		.atu_move_port_mask = 0xf,
4406 		.pvt = true,
4407 		.multi_chip = true,
4408 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4409 		.ptp_support = true,
4410 		.ops = &mv88e6320_ops,
4411 	},
4412 
4413 	[MV88E6321] = {
4414 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6321,
4415 		.family = MV88E6XXX_FAMILY_6320,
4416 		.name = "Marvell 88E6321",
4417 		.num_databases = 4096,
4418 		.num_ports = 7,
4419 		.num_internal_phys = 5,
4420 		.num_gpio = 15,
4421 		.max_vid = 4095,
4422 		.port_base_addr = 0x10,
4423 		.phy_base_addr = 0x0,
4424 		.global1_addr = 0x1b,
4425 		.global2_addr = 0x1c,
4426 		.age_time_coeff = 15000,
4427 		.g1_irqs = 8,
4428 		.g2_irqs = 10,
4429 		.atu_move_port_mask = 0xf,
4430 		.multi_chip = true,
4431 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4432 		.ptp_support = true,
4433 		.ops = &mv88e6321_ops,
4434 	},
4435 
4436 	[MV88E6341] = {
4437 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,
4438 		.family = MV88E6XXX_FAMILY_6341,
4439 		.name = "Marvell 88E6341",
4440 		.num_databases = 4096,
4441 		.num_internal_phys = 5,
4442 		.num_ports = 6,
4443 		.num_gpio = 11,
4444 		.max_vid = 4095,
4445 		.port_base_addr = 0x10,
4446 		.phy_base_addr = 0x10,
4447 		.global1_addr = 0x1b,
4448 		.global2_addr = 0x1c,
4449 		.age_time_coeff = 3750,
4450 		.atu_move_port_mask = 0x1f,
4451 		.g1_irqs = 9,
4452 		.g2_irqs = 10,
4453 		.pvt = true,
4454 		.multi_chip = true,
4455 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4456 		.ptp_support = true,
4457 		.ops = &mv88e6341_ops,
4458 	},
4459 
4460 	[MV88E6350] = {
4461 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6350,
4462 		.family = MV88E6XXX_FAMILY_6351,
4463 		.name = "Marvell 88E6350",
4464 		.num_databases = 4096,
4465 		.num_ports = 7,
4466 		.num_internal_phys = 5,
4467 		.max_vid = 4095,
4468 		.port_base_addr = 0x10,
4469 		.phy_base_addr = 0x0,
4470 		.global1_addr = 0x1b,
4471 		.global2_addr = 0x1c,
4472 		.age_time_coeff = 15000,
4473 		.g1_irqs = 9,
4474 		.g2_irqs = 10,
4475 		.atu_move_port_mask = 0xf,
4476 		.pvt = true,
4477 		.multi_chip = true,
4478 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4479 		.ops = &mv88e6350_ops,
4480 	},
4481 
4482 	[MV88E6351] = {
4483 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6351,
4484 		.family = MV88E6XXX_FAMILY_6351,
4485 		.name = "Marvell 88E6351",
4486 		.num_databases = 4096,
4487 		.num_ports = 7,
4488 		.num_internal_phys = 5,
4489 		.max_vid = 4095,
4490 		.port_base_addr = 0x10,
4491 		.phy_base_addr = 0x0,
4492 		.global1_addr = 0x1b,
4493 		.global2_addr = 0x1c,
4494 		.age_time_coeff = 15000,
4495 		.g1_irqs = 9,
4496 		.g2_irqs = 10,
4497 		.atu_move_port_mask = 0xf,
4498 		.pvt = true,
4499 		.multi_chip = true,
4500 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4501 		.ops = &mv88e6351_ops,
4502 	},
4503 
4504 	[MV88E6352] = {
4505 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6352,
4506 		.family = MV88E6XXX_FAMILY_6352,
4507 		.name = "Marvell 88E6352",
4508 		.num_databases = 4096,
4509 		.num_ports = 7,
4510 		.num_internal_phys = 5,
4511 		.num_gpio = 15,
4512 		.max_vid = 4095,
4513 		.port_base_addr = 0x10,
4514 		.phy_base_addr = 0x0,
4515 		.global1_addr = 0x1b,
4516 		.global2_addr = 0x1c,
4517 		.age_time_coeff = 15000,
4518 		.g1_irqs = 9,
4519 		.g2_irqs = 10,
4520 		.atu_move_port_mask = 0xf,
4521 		.pvt = true,
4522 		.multi_chip = true,
4523 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4524 		.ptp_support = true,
4525 		.ops = &mv88e6352_ops,
4526 	},
4527 	[MV88E6390] = {
4528 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390,
4529 		.family = MV88E6XXX_FAMILY_6390,
4530 		.name = "Marvell 88E6390",
4531 		.num_databases = 4096,
4532 		.num_ports = 11,	/* 10 + Z80 */
4533 		.num_internal_phys = 9,
4534 		.num_gpio = 16,
4535 		.max_vid = 8191,
4536 		.port_base_addr = 0x0,
4537 		.phy_base_addr = 0x0,
4538 		.global1_addr = 0x1b,
4539 		.global2_addr = 0x1c,
4540 		.age_time_coeff = 3750,
4541 		.g1_irqs = 9,
4542 		.g2_irqs = 14,
4543 		.atu_move_port_mask = 0x1f,
4544 		.pvt = true,
4545 		.multi_chip = true,
4546 		.tag_protocol = DSA_TAG_PROTO_DSA,
4547 		.ptp_support = true,
4548 		.ops = &mv88e6390_ops,
4549 	},
4550 	[MV88E6390X] = {
4551 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390X,
4552 		.family = MV88E6XXX_FAMILY_6390,
4553 		.name = "Marvell 88E6390X",
4554 		.num_databases = 4096,
4555 		.num_ports = 11,	/* 10 + Z80 */
4556 		.num_internal_phys = 9,
4557 		.num_gpio = 16,
4558 		.max_vid = 8191,
4559 		.port_base_addr = 0x0,
4560 		.phy_base_addr = 0x0,
4561 		.global1_addr = 0x1b,
4562 		.global2_addr = 0x1c,
4563 		.age_time_coeff = 3750,
4564 		.g1_irqs = 9,
4565 		.g2_irqs = 14,
4566 		.atu_move_port_mask = 0x1f,
4567 		.pvt = true,
4568 		.multi_chip = true,
4569 		.tag_protocol = DSA_TAG_PROTO_DSA,
4570 		.ptp_support = true,
4571 		.ops = &mv88e6390x_ops,
4572 	},
4573 };
4574 
4575 static const struct mv88e6xxx_info *mv88e6xxx_lookup_info(unsigned int prod_num)
4576 {
4577 	int i;
4578 
4579 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_table); ++i)
4580 		if (mv88e6xxx_table[i].prod_num == prod_num)
4581 			return &mv88e6xxx_table[i];
4582 
4583 	return NULL;
4584 }
4585 
4586 static int mv88e6xxx_detect(struct mv88e6xxx_chip *chip)
4587 {
4588 	const struct mv88e6xxx_info *info;
4589 	unsigned int prod_num, rev;
4590 	u16 id;
4591 	int err;
4592 
4593 	mutex_lock(&chip->reg_lock);
4594 	err = mv88e6xxx_port_read(chip, 0, MV88E6XXX_PORT_SWITCH_ID, &id);
4595 	mutex_unlock(&chip->reg_lock);
4596 	if (err)
4597 		return err;
4598 
4599 	prod_num = id & MV88E6XXX_PORT_SWITCH_ID_PROD_MASK;
4600 	rev = id & MV88E6XXX_PORT_SWITCH_ID_REV_MASK;
4601 
4602 	info = mv88e6xxx_lookup_info(prod_num);
4603 	if (!info)
4604 		return -ENODEV;
4605 
4606 	/* Update the compatible info with the probed one */
4607 	chip->info = info;
4608 
4609 	err = mv88e6xxx_g2_require(chip);
4610 	if (err)
4611 		return err;
4612 
4613 	dev_info(chip->dev, "switch 0x%x detected: %s, revision %u\n",
4614 		 chip->info->prod_num, chip->info->name, rev);
4615 
4616 	return 0;
4617 }
4618 
4619 static struct mv88e6xxx_chip *mv88e6xxx_alloc_chip(struct device *dev)
4620 {
4621 	struct mv88e6xxx_chip *chip;
4622 
4623 	chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
4624 	if (!chip)
4625 		return NULL;
4626 
4627 	chip->dev = dev;
4628 
4629 	mutex_init(&chip->reg_lock);
4630 	INIT_LIST_HEAD(&chip->mdios);
4631 
4632 	return chip;
4633 }
4634 
4635 static int mv88e6xxx_smi_init(struct mv88e6xxx_chip *chip,
4636 			      struct mii_bus *bus, int sw_addr)
4637 {
4638 	if (sw_addr == 0)
4639 		chip->smi_ops = &mv88e6xxx_smi_single_chip_ops;
4640 	else if (chip->info->multi_chip)
4641 		chip->smi_ops = &mv88e6xxx_smi_multi_chip_ops;
4642 	else
4643 		return -EINVAL;
4644 
4645 	chip->bus = bus;
4646 	chip->sw_addr = sw_addr;
4647 
4648 	return 0;
4649 }
4650 
4651 static enum dsa_tag_protocol mv88e6xxx_get_tag_protocol(struct dsa_switch *ds,
4652 							int port)
4653 {
4654 	struct mv88e6xxx_chip *chip = ds->priv;
4655 
4656 	return chip->info->tag_protocol;
4657 }
4658 
4659 #if IS_ENABLED(CONFIG_NET_DSA_LEGACY)
4660 static const char *mv88e6xxx_drv_probe(struct device *dsa_dev,
4661 				       struct device *host_dev, int sw_addr,
4662 				       void **priv)
4663 {
4664 	struct mv88e6xxx_chip *chip;
4665 	struct mii_bus *bus;
4666 	int err;
4667 
4668 	bus = dsa_host_dev_to_mii_bus(host_dev);
4669 	if (!bus)
4670 		return NULL;
4671 
4672 	chip = mv88e6xxx_alloc_chip(dsa_dev);
4673 	if (!chip)
4674 		return NULL;
4675 
4676 	/* Legacy SMI probing will only support chips similar to 88E6085 */
4677 	chip->info = &mv88e6xxx_table[MV88E6085];
4678 
4679 	err = mv88e6xxx_smi_init(chip, bus, sw_addr);
4680 	if (err)
4681 		goto free;
4682 
4683 	err = mv88e6xxx_detect(chip);
4684 	if (err)
4685 		goto free;
4686 
4687 	mutex_lock(&chip->reg_lock);
4688 	err = mv88e6xxx_switch_reset(chip);
4689 	mutex_unlock(&chip->reg_lock);
4690 	if (err)
4691 		goto free;
4692 
4693 	mv88e6xxx_phy_init(chip);
4694 
4695 	err = mv88e6xxx_mdios_register(chip, NULL);
4696 	if (err)
4697 		goto free;
4698 
4699 	*priv = chip;
4700 
4701 	return chip->info->name;
4702 free:
4703 	devm_kfree(dsa_dev, chip);
4704 
4705 	return NULL;
4706 }
4707 #endif
4708 
4709 static int mv88e6xxx_port_mdb_prepare(struct dsa_switch *ds, int port,
4710 				      const struct switchdev_obj_port_mdb *mdb)
4711 {
4712 	/* We don't need any dynamic resource from the kernel (yet),
4713 	 * so skip the prepare phase.
4714 	 */
4715 
4716 	return 0;
4717 }
4718 
4719 static void mv88e6xxx_port_mdb_add(struct dsa_switch *ds, int port,
4720 				   const struct switchdev_obj_port_mdb *mdb)
4721 {
4722 	struct mv88e6xxx_chip *chip = ds->priv;
4723 
4724 	mutex_lock(&chip->reg_lock);
4725 	if (mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
4726 					 MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC))
4727 		dev_err(ds->dev, "p%d: failed to load multicast MAC address\n",
4728 			port);
4729 	mutex_unlock(&chip->reg_lock);
4730 }
4731 
4732 static int mv88e6xxx_port_mdb_del(struct dsa_switch *ds, int port,
4733 				  const struct switchdev_obj_port_mdb *mdb)
4734 {
4735 	struct mv88e6xxx_chip *chip = ds->priv;
4736 	int err;
4737 
4738 	mutex_lock(&chip->reg_lock);
4739 	err = mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
4740 					   MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
4741 	mutex_unlock(&chip->reg_lock);
4742 
4743 	return err;
4744 }
4745 
4746 static int mv88e6xxx_port_egress_floods(struct dsa_switch *ds, int port,
4747 					 bool unicast, bool multicast)
4748 {
4749 	struct mv88e6xxx_chip *chip = ds->priv;
4750 	int err = -EOPNOTSUPP;
4751 
4752 	mutex_lock(&chip->reg_lock);
4753 	if (chip->info->ops->port_set_egress_floods)
4754 		err = chip->info->ops->port_set_egress_floods(chip, port,
4755 							      unicast,
4756 							      multicast);
4757 	mutex_unlock(&chip->reg_lock);
4758 
4759 	return err;
4760 }
4761 
4762 static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
4763 #if IS_ENABLED(CONFIG_NET_DSA_LEGACY)
4764 	.probe			= mv88e6xxx_drv_probe,
4765 #endif
4766 	.get_tag_protocol	= mv88e6xxx_get_tag_protocol,
4767 	.setup			= mv88e6xxx_setup,
4768 	.adjust_link		= mv88e6xxx_adjust_link,
4769 	.phylink_validate	= mv88e6xxx_validate,
4770 	.phylink_mac_link_state	= mv88e6xxx_link_state,
4771 	.phylink_mac_config	= mv88e6xxx_mac_config,
4772 	.phylink_mac_link_down	= mv88e6xxx_mac_link_down,
4773 	.phylink_mac_link_up	= mv88e6xxx_mac_link_up,
4774 	.get_strings		= mv88e6xxx_get_strings,
4775 	.get_ethtool_stats	= mv88e6xxx_get_ethtool_stats,
4776 	.get_sset_count		= mv88e6xxx_get_sset_count,
4777 	.port_enable		= mv88e6xxx_port_enable,
4778 	.port_disable		= mv88e6xxx_port_disable,
4779 	.get_mac_eee		= mv88e6xxx_get_mac_eee,
4780 	.set_mac_eee		= mv88e6xxx_set_mac_eee,
4781 	.get_eeprom_len		= mv88e6xxx_get_eeprom_len,
4782 	.get_eeprom		= mv88e6xxx_get_eeprom,
4783 	.set_eeprom		= mv88e6xxx_set_eeprom,
4784 	.get_regs_len		= mv88e6xxx_get_regs_len,
4785 	.get_regs		= mv88e6xxx_get_regs,
4786 	.set_ageing_time	= mv88e6xxx_set_ageing_time,
4787 	.port_bridge_join	= mv88e6xxx_port_bridge_join,
4788 	.port_bridge_leave	= mv88e6xxx_port_bridge_leave,
4789 	.port_egress_floods	= mv88e6xxx_port_egress_floods,
4790 	.port_stp_state_set	= mv88e6xxx_port_stp_state_set,
4791 	.port_fast_age		= mv88e6xxx_port_fast_age,
4792 	.port_vlan_filtering	= mv88e6xxx_port_vlan_filtering,
4793 	.port_vlan_prepare	= mv88e6xxx_port_vlan_prepare,
4794 	.port_vlan_add		= mv88e6xxx_port_vlan_add,
4795 	.port_vlan_del		= mv88e6xxx_port_vlan_del,
4796 	.port_fdb_add           = mv88e6xxx_port_fdb_add,
4797 	.port_fdb_del           = mv88e6xxx_port_fdb_del,
4798 	.port_fdb_dump          = mv88e6xxx_port_fdb_dump,
4799 	.port_mdb_prepare       = mv88e6xxx_port_mdb_prepare,
4800 	.port_mdb_add           = mv88e6xxx_port_mdb_add,
4801 	.port_mdb_del           = mv88e6xxx_port_mdb_del,
4802 	.crosschip_bridge_join	= mv88e6xxx_crosschip_bridge_join,
4803 	.crosschip_bridge_leave	= mv88e6xxx_crosschip_bridge_leave,
4804 	.port_hwtstamp_set	= mv88e6xxx_port_hwtstamp_set,
4805 	.port_hwtstamp_get	= mv88e6xxx_port_hwtstamp_get,
4806 	.port_txtstamp		= mv88e6xxx_port_txtstamp,
4807 	.port_rxtstamp		= mv88e6xxx_port_rxtstamp,
4808 	.get_ts_info		= mv88e6xxx_get_ts_info,
4809 };
4810 
4811 static struct dsa_switch_driver mv88e6xxx_switch_drv = {
4812 	.ops			= &mv88e6xxx_switch_ops,
4813 };
4814 
4815 static int mv88e6xxx_register_switch(struct mv88e6xxx_chip *chip)
4816 {
4817 	struct device *dev = chip->dev;
4818 	struct dsa_switch *ds;
4819 
4820 	ds = dsa_switch_alloc(dev, mv88e6xxx_num_ports(chip));
4821 	if (!ds)
4822 		return -ENOMEM;
4823 
4824 	ds->priv = chip;
4825 	ds->dev = dev;
4826 	ds->ops = &mv88e6xxx_switch_ops;
4827 	ds->ageing_time_min = chip->info->age_time_coeff;
4828 	ds->ageing_time_max = chip->info->age_time_coeff * U8_MAX;
4829 
4830 	dev_set_drvdata(dev, ds);
4831 
4832 	return dsa_register_switch(ds);
4833 }
4834 
4835 static void mv88e6xxx_unregister_switch(struct mv88e6xxx_chip *chip)
4836 {
4837 	dsa_unregister_switch(chip->ds);
4838 }
4839 
4840 static const void *pdata_device_get_match_data(struct device *dev)
4841 {
4842 	const struct of_device_id *matches = dev->driver->of_match_table;
4843 	const struct dsa_mv88e6xxx_pdata *pdata = dev->platform_data;
4844 
4845 	for (; matches->name[0] || matches->type[0] || matches->compatible[0];
4846 	     matches++) {
4847 		if (!strcmp(pdata->compatible, matches->compatible))
4848 			return matches->data;
4849 	}
4850 	return NULL;
4851 }
4852 
4853 /* There is no suspend to RAM support at DSA level yet, the switch configuration
4854  * would be lost after a power cycle so prevent it to be suspended.
4855  */
4856 static int __maybe_unused mv88e6xxx_suspend(struct device *dev)
4857 {
4858 	return -EOPNOTSUPP;
4859 }
4860 
4861 static int __maybe_unused mv88e6xxx_resume(struct device *dev)
4862 {
4863 	return 0;
4864 }
4865 
4866 static SIMPLE_DEV_PM_OPS(mv88e6xxx_pm_ops, mv88e6xxx_suspend, mv88e6xxx_resume);
4867 
4868 static int mv88e6xxx_probe(struct mdio_device *mdiodev)
4869 {
4870 	struct dsa_mv88e6xxx_pdata *pdata = mdiodev->dev.platform_data;
4871 	const struct mv88e6xxx_info *compat_info = NULL;
4872 	struct device *dev = &mdiodev->dev;
4873 	struct device_node *np = dev->of_node;
4874 	struct mv88e6xxx_chip *chip;
4875 	int port;
4876 	int err;
4877 
4878 	if (!np && !pdata)
4879 		return -EINVAL;
4880 
4881 	if (np)
4882 		compat_info = of_device_get_match_data(dev);
4883 
4884 	if (pdata) {
4885 		compat_info = pdata_device_get_match_data(dev);
4886 
4887 		if (!pdata->netdev)
4888 			return -EINVAL;
4889 
4890 		for (port = 0; port < DSA_MAX_PORTS; port++) {
4891 			if (!(pdata->enabled_ports & (1 << port)))
4892 				continue;
4893 			if (strcmp(pdata->cd.port_names[port], "cpu"))
4894 				continue;
4895 			pdata->cd.netdev[port] = &pdata->netdev->dev;
4896 			break;
4897 		}
4898 	}
4899 
4900 	if (!compat_info)
4901 		return -EINVAL;
4902 
4903 	chip = mv88e6xxx_alloc_chip(dev);
4904 	if (!chip) {
4905 		err = -ENOMEM;
4906 		goto out;
4907 	}
4908 
4909 	chip->info = compat_info;
4910 
4911 	err = mv88e6xxx_smi_init(chip, mdiodev->bus, mdiodev->addr);
4912 	if (err)
4913 		goto out;
4914 
4915 	chip->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
4916 	if (IS_ERR(chip->reset)) {
4917 		err = PTR_ERR(chip->reset);
4918 		goto out;
4919 	}
4920 
4921 	err = mv88e6xxx_detect(chip);
4922 	if (err)
4923 		goto out;
4924 
4925 	mv88e6xxx_phy_init(chip);
4926 
4927 	if (chip->info->ops->get_eeprom) {
4928 		if (np)
4929 			of_property_read_u32(np, "eeprom-length",
4930 					     &chip->eeprom_len);
4931 		else
4932 			chip->eeprom_len = pdata->eeprom_len;
4933 	}
4934 
4935 	mutex_lock(&chip->reg_lock);
4936 	err = mv88e6xxx_switch_reset(chip);
4937 	mutex_unlock(&chip->reg_lock);
4938 	if (err)
4939 		goto out;
4940 
4941 	chip->irq = of_irq_get(np, 0);
4942 	if (chip->irq == -EPROBE_DEFER) {
4943 		err = chip->irq;
4944 		goto out;
4945 	}
4946 
4947 	/* Has to be performed before the MDIO bus is created, because
4948 	 * the PHYs will link their interrupts to these interrupt
4949 	 * controllers
4950 	 */
4951 	mutex_lock(&chip->reg_lock);
4952 	if (chip->irq > 0)
4953 		err = mv88e6xxx_g1_irq_setup(chip);
4954 	else
4955 		err = mv88e6xxx_irq_poll_setup(chip);
4956 	mutex_unlock(&chip->reg_lock);
4957 
4958 	if (err)
4959 		goto out;
4960 
4961 	if (chip->info->g2_irqs > 0) {
4962 		err = mv88e6xxx_g2_irq_setup(chip);
4963 		if (err)
4964 			goto out_g1_irq;
4965 	}
4966 
4967 	err = mv88e6xxx_g1_atu_prob_irq_setup(chip);
4968 	if (err)
4969 		goto out_g2_irq;
4970 
4971 	err = mv88e6xxx_g1_vtu_prob_irq_setup(chip);
4972 	if (err)
4973 		goto out_g1_atu_prob_irq;
4974 
4975 	err = mv88e6xxx_mdios_register(chip, np);
4976 	if (err)
4977 		goto out_g1_vtu_prob_irq;
4978 
4979 	err = mv88e6xxx_register_switch(chip);
4980 	if (err)
4981 		goto out_mdio;
4982 
4983 	return 0;
4984 
4985 out_mdio:
4986 	mv88e6xxx_mdios_unregister(chip);
4987 out_g1_vtu_prob_irq:
4988 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
4989 out_g1_atu_prob_irq:
4990 	mv88e6xxx_g1_atu_prob_irq_free(chip);
4991 out_g2_irq:
4992 	if (chip->info->g2_irqs > 0)
4993 		mv88e6xxx_g2_irq_free(chip);
4994 out_g1_irq:
4995 	if (chip->irq > 0)
4996 		mv88e6xxx_g1_irq_free(chip);
4997 	else
4998 		mv88e6xxx_irq_poll_free(chip);
4999 out:
5000 	if (pdata)
5001 		dev_put(pdata->netdev);
5002 
5003 	return err;
5004 }
5005 
5006 static void mv88e6xxx_remove(struct mdio_device *mdiodev)
5007 {
5008 	struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev);
5009 	struct mv88e6xxx_chip *chip = ds->priv;
5010 
5011 	if (chip->info->ptp_support) {
5012 		mv88e6xxx_hwtstamp_free(chip);
5013 		mv88e6xxx_ptp_free(chip);
5014 	}
5015 
5016 	mv88e6xxx_phy_destroy(chip);
5017 	mv88e6xxx_unregister_switch(chip);
5018 	mv88e6xxx_mdios_unregister(chip);
5019 
5020 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
5021 	mv88e6xxx_g1_atu_prob_irq_free(chip);
5022 
5023 	if (chip->info->g2_irqs > 0)
5024 		mv88e6xxx_g2_irq_free(chip);
5025 
5026 	if (chip->irq > 0)
5027 		mv88e6xxx_g1_irq_free(chip);
5028 	else
5029 		mv88e6xxx_irq_poll_free(chip);
5030 }
5031 
5032 static const struct of_device_id mv88e6xxx_of_match[] = {
5033 	{
5034 		.compatible = "marvell,mv88e6085",
5035 		.data = &mv88e6xxx_table[MV88E6085],
5036 	},
5037 	{
5038 		.compatible = "marvell,mv88e6190",
5039 		.data = &mv88e6xxx_table[MV88E6190],
5040 	},
5041 	{ /* sentinel */ },
5042 };
5043 
5044 MODULE_DEVICE_TABLE(of, mv88e6xxx_of_match);
5045 
5046 static struct mdio_driver mv88e6xxx_driver = {
5047 	.probe	= mv88e6xxx_probe,
5048 	.remove = mv88e6xxx_remove,
5049 	.mdiodrv.driver = {
5050 		.name = "mv88e6085",
5051 		.of_match_table = mv88e6xxx_of_match,
5052 		.pm = &mv88e6xxx_pm_ops,
5053 	},
5054 };
5055 
5056 static int __init mv88e6xxx_init(void)
5057 {
5058 	register_switch_driver(&mv88e6xxx_switch_drv);
5059 	return mdio_driver_register(&mv88e6xxx_driver);
5060 }
5061 module_init(mv88e6xxx_init);
5062 
5063 static void __exit mv88e6xxx_cleanup(void)
5064 {
5065 	mdio_driver_unregister(&mv88e6xxx_driver);
5066 	unregister_switch_driver(&mv88e6xxx_switch_drv);
5067 }
5068 module_exit(mv88e6xxx_cleanup);
5069 
5070 MODULE_AUTHOR("Lennert Buytenhek <buytenh@wantstofly.org>");
5071 MODULE_DESCRIPTION("Driver for Marvell 88E6XXX ethernet switch chips");
5072 MODULE_LICENSE("GPL");
5073