xref: /linux/drivers/net/dsa/mv88e6xxx/chip.c (revision a5d9265e017f081f0dc133c0e2f45103d027b874)
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 	int err;
446 
447 	err = mv88e6xxx_g1_irq_setup_common(chip);
448 	if (err)
449 		return err;
450 
451 	err = request_threaded_irq(chip->irq, NULL,
452 				   mv88e6xxx_g1_irq_thread_fn,
453 				   IRQF_ONESHOT | IRQF_SHARED,
454 				   dev_name(chip->dev), chip);
455 	if (err)
456 		mv88e6xxx_g1_irq_free_common(chip);
457 
458 	return err;
459 }
460 
461 static void mv88e6xxx_irq_poll(struct kthread_work *work)
462 {
463 	struct mv88e6xxx_chip *chip = container_of(work,
464 						   struct mv88e6xxx_chip,
465 						   irq_poll_work.work);
466 	mv88e6xxx_g1_irq_thread_work(chip);
467 
468 	kthread_queue_delayed_work(chip->kworker, &chip->irq_poll_work,
469 				   msecs_to_jiffies(100));
470 }
471 
472 static int mv88e6xxx_irq_poll_setup(struct mv88e6xxx_chip *chip)
473 {
474 	int err;
475 
476 	err = mv88e6xxx_g1_irq_setup_common(chip);
477 	if (err)
478 		return err;
479 
480 	kthread_init_delayed_work(&chip->irq_poll_work,
481 				  mv88e6xxx_irq_poll);
482 
483 	chip->kworker = kthread_create_worker(0, dev_name(chip->dev));
484 	if (IS_ERR(chip->kworker))
485 		return PTR_ERR(chip->kworker);
486 
487 	kthread_queue_delayed_work(chip->kworker, &chip->irq_poll_work,
488 				   msecs_to_jiffies(100));
489 
490 	return 0;
491 }
492 
493 static void mv88e6xxx_irq_poll_free(struct mv88e6xxx_chip *chip)
494 {
495 	kthread_cancel_delayed_work_sync(&chip->irq_poll_work);
496 	kthread_destroy_worker(chip->kworker);
497 
498 	mutex_lock(&chip->reg_lock);
499 	mv88e6xxx_g1_irq_free_common(chip);
500 	mutex_unlock(&chip->reg_lock);
501 }
502 
503 int mv88e6xxx_wait(struct mv88e6xxx_chip *chip, int addr, int reg, u16 mask)
504 {
505 	int i;
506 
507 	for (i = 0; i < 16; i++) {
508 		u16 val;
509 		int err;
510 
511 		err = mv88e6xxx_read(chip, addr, reg, &val);
512 		if (err)
513 			return err;
514 
515 		if (!(val & mask))
516 			return 0;
517 
518 		usleep_range(1000, 2000);
519 	}
520 
521 	dev_err(chip->dev, "Timeout while waiting for switch\n");
522 	return -ETIMEDOUT;
523 }
524 
525 /* Indirect write to single pointer-data register with an Update bit */
526 int mv88e6xxx_update(struct mv88e6xxx_chip *chip, int addr, int reg, u16 update)
527 {
528 	u16 val;
529 	int err;
530 
531 	/* Wait until the previous operation is completed */
532 	err = mv88e6xxx_wait(chip, addr, reg, BIT(15));
533 	if (err)
534 		return err;
535 
536 	/* Set the Update bit to trigger a write operation */
537 	val = BIT(15) | update;
538 
539 	return mv88e6xxx_write(chip, addr, reg, val);
540 }
541 
542 static int mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip *chip, int port,
543 				    int link, int speed, int duplex, int pause,
544 				    phy_interface_t mode)
545 {
546 	int err;
547 
548 	if (!chip->info->ops->port_set_link)
549 		return 0;
550 
551 	/* Port's MAC control must not be changed unless the link is down */
552 	err = chip->info->ops->port_set_link(chip, port, 0);
553 	if (err)
554 		return err;
555 
556 	if (chip->info->ops->port_set_speed) {
557 		err = chip->info->ops->port_set_speed(chip, port, speed);
558 		if (err && err != -EOPNOTSUPP)
559 			goto restore_link;
560 	}
561 
562 	if (chip->info->ops->port_set_pause) {
563 		err = chip->info->ops->port_set_pause(chip, port, pause);
564 		if (err)
565 			goto restore_link;
566 	}
567 
568 	if (chip->info->ops->port_set_duplex) {
569 		err = chip->info->ops->port_set_duplex(chip, port, duplex);
570 		if (err && err != -EOPNOTSUPP)
571 			goto restore_link;
572 	}
573 
574 	if (chip->info->ops->port_set_rgmii_delay) {
575 		err = chip->info->ops->port_set_rgmii_delay(chip, port, mode);
576 		if (err && err != -EOPNOTSUPP)
577 			goto restore_link;
578 	}
579 
580 	if (chip->info->ops->port_set_cmode) {
581 		err = chip->info->ops->port_set_cmode(chip, port, mode);
582 		if (err && err != -EOPNOTSUPP)
583 			goto restore_link;
584 	}
585 
586 	err = 0;
587 restore_link:
588 	if (chip->info->ops->port_set_link(chip, port, link))
589 		dev_err(chip->dev, "p%d: failed to restore MAC's link\n", port);
590 
591 	return err;
592 }
593 
594 static int mv88e6xxx_phy_is_internal(struct dsa_switch *ds, int port)
595 {
596 	struct mv88e6xxx_chip *chip = ds->priv;
597 
598 	return port < chip->info->num_internal_phys;
599 }
600 
601 /* We expect the switch to perform auto negotiation if there is a real
602  * phy. However, in the case of a fixed link phy, we force the port
603  * settings from the fixed link settings.
604  */
605 static void mv88e6xxx_adjust_link(struct dsa_switch *ds, int port,
606 				  struct phy_device *phydev)
607 {
608 	struct mv88e6xxx_chip *chip = ds->priv;
609 	int err;
610 
611 	if (!phy_is_pseudo_fixed_link(phydev) &&
612 	    mv88e6xxx_phy_is_internal(ds, port))
613 		return;
614 
615 	mutex_lock(&chip->reg_lock);
616 	err = mv88e6xxx_port_setup_mac(chip, port, phydev->link, phydev->speed,
617 				       phydev->duplex, phydev->pause,
618 				       phydev->interface);
619 	mutex_unlock(&chip->reg_lock);
620 
621 	if (err && err != -EOPNOTSUPP)
622 		dev_err(ds->dev, "p%d: failed to configure MAC\n", port);
623 }
624 
625 static void mv88e6065_phylink_validate(struct mv88e6xxx_chip *chip, int port,
626 				       unsigned long *mask,
627 				       struct phylink_link_state *state)
628 {
629 	if (!phy_interface_mode_is_8023z(state->interface)) {
630 		/* 10M and 100M are only supported in non-802.3z mode */
631 		phylink_set(mask, 10baseT_Half);
632 		phylink_set(mask, 10baseT_Full);
633 		phylink_set(mask, 100baseT_Half);
634 		phylink_set(mask, 100baseT_Full);
635 	}
636 }
637 
638 static void mv88e6185_phylink_validate(struct mv88e6xxx_chip *chip, int port,
639 				       unsigned long *mask,
640 				       struct phylink_link_state *state)
641 {
642 	/* FIXME: if the port is in 1000Base-X mode, then it only supports
643 	 * 1000M FD speeds.  In this case, CMODE will indicate 5.
644 	 */
645 	phylink_set(mask, 1000baseT_Full);
646 	phylink_set(mask, 1000baseX_Full);
647 
648 	mv88e6065_phylink_validate(chip, port, mask, state);
649 }
650 
651 static void mv88e6352_phylink_validate(struct mv88e6xxx_chip *chip, int port,
652 				       unsigned long *mask,
653 				       struct phylink_link_state *state)
654 {
655 	/* No ethtool bits for 200Mbps */
656 	phylink_set(mask, 1000baseT_Full);
657 	phylink_set(mask, 1000baseX_Full);
658 
659 	mv88e6065_phylink_validate(chip, port, mask, state);
660 }
661 
662 static void mv88e6390_phylink_validate(struct mv88e6xxx_chip *chip, int port,
663 				       unsigned long *mask,
664 				       struct phylink_link_state *state)
665 {
666 	if (port >= 9) {
667 		phylink_set(mask, 2500baseX_Full);
668 		phylink_set(mask, 2500baseT_Full);
669 	}
670 
671 	/* No ethtool bits for 200Mbps */
672 	phylink_set(mask, 1000baseT_Full);
673 	phylink_set(mask, 1000baseX_Full);
674 
675 	mv88e6065_phylink_validate(chip, port, mask, state);
676 }
677 
678 static void mv88e6390x_phylink_validate(struct mv88e6xxx_chip *chip, int port,
679 					unsigned long *mask,
680 					struct phylink_link_state *state)
681 {
682 	if (port >= 9) {
683 		phylink_set(mask, 10000baseT_Full);
684 		phylink_set(mask, 10000baseKR_Full);
685 	}
686 
687 	mv88e6390_phylink_validate(chip, port, mask, state);
688 }
689 
690 static void mv88e6xxx_validate(struct dsa_switch *ds, int port,
691 			       unsigned long *supported,
692 			       struct phylink_link_state *state)
693 {
694 	__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
695 	struct mv88e6xxx_chip *chip = ds->priv;
696 
697 	/* Allow all the expected bits */
698 	phylink_set(mask, Autoneg);
699 	phylink_set(mask, Pause);
700 	phylink_set_port_modes(mask);
701 
702 	if (chip->info->ops->phylink_validate)
703 		chip->info->ops->phylink_validate(chip, port, mask, state);
704 
705 	bitmap_and(supported, supported, mask, __ETHTOOL_LINK_MODE_MASK_NBITS);
706 	bitmap_and(state->advertising, state->advertising, mask,
707 		   __ETHTOOL_LINK_MODE_MASK_NBITS);
708 
709 	/* We can only operate at 2500BaseX or 1000BaseX.  If requested
710 	 * to advertise both, only report advertising at 2500BaseX.
711 	 */
712 	phylink_helper_basex_speed(state);
713 }
714 
715 static int mv88e6xxx_link_state(struct dsa_switch *ds, int port,
716 				struct phylink_link_state *state)
717 {
718 	struct mv88e6xxx_chip *chip = ds->priv;
719 	int err;
720 
721 	mutex_lock(&chip->reg_lock);
722 	if (chip->info->ops->port_link_state)
723 		err = chip->info->ops->port_link_state(chip, port, state);
724 	else
725 		err = -EOPNOTSUPP;
726 	mutex_unlock(&chip->reg_lock);
727 
728 	return err;
729 }
730 
731 static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port,
732 				 unsigned int mode,
733 				 const struct phylink_link_state *state)
734 {
735 	struct mv88e6xxx_chip *chip = ds->priv;
736 	int speed, duplex, link, pause, err;
737 
738 	if ((mode == MLO_AN_PHY) && mv88e6xxx_phy_is_internal(ds, port))
739 		return;
740 
741 	if (mode == MLO_AN_FIXED) {
742 		link = LINK_FORCED_UP;
743 		speed = state->speed;
744 		duplex = state->duplex;
745 	} else if (!mv88e6xxx_phy_is_internal(ds, port)) {
746 		link = state->link;
747 		speed = state->speed;
748 		duplex = state->duplex;
749 	} else {
750 		speed = SPEED_UNFORCED;
751 		duplex = DUPLEX_UNFORCED;
752 		link = LINK_UNFORCED;
753 	}
754 	pause = !!phylink_test(state->advertising, Pause);
755 
756 	mutex_lock(&chip->reg_lock);
757 	err = mv88e6xxx_port_setup_mac(chip, port, link, speed, duplex, pause,
758 				       state->interface);
759 	mutex_unlock(&chip->reg_lock);
760 
761 	if (err && err != -EOPNOTSUPP)
762 		dev_err(ds->dev, "p%d: failed to configure MAC\n", port);
763 }
764 
765 static void mv88e6xxx_mac_link_force(struct dsa_switch *ds, int port, int link)
766 {
767 	struct mv88e6xxx_chip *chip = ds->priv;
768 	int err;
769 
770 	mutex_lock(&chip->reg_lock);
771 	err = chip->info->ops->port_set_link(chip, port, link);
772 	mutex_unlock(&chip->reg_lock);
773 
774 	if (err)
775 		dev_err(chip->dev, "p%d: failed to force MAC link\n", port);
776 }
777 
778 static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port,
779 				    unsigned int mode,
780 				    phy_interface_t interface)
781 {
782 	if (mode == MLO_AN_FIXED)
783 		mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_DOWN);
784 }
785 
786 static void mv88e6xxx_mac_link_up(struct dsa_switch *ds, int port,
787 				  unsigned int mode, phy_interface_t interface,
788 				  struct phy_device *phydev)
789 {
790 	if (mode == MLO_AN_FIXED)
791 		mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_UP);
792 }
793 
794 static int mv88e6xxx_stats_snapshot(struct mv88e6xxx_chip *chip, int port)
795 {
796 	if (!chip->info->ops->stats_snapshot)
797 		return -EOPNOTSUPP;
798 
799 	return chip->info->ops->stats_snapshot(chip, port);
800 }
801 
802 static struct mv88e6xxx_hw_stat mv88e6xxx_hw_stats[] = {
803 	{ "in_good_octets",		8, 0x00, STATS_TYPE_BANK0, },
804 	{ "in_bad_octets",		4, 0x02, STATS_TYPE_BANK0, },
805 	{ "in_unicast",			4, 0x04, STATS_TYPE_BANK0, },
806 	{ "in_broadcasts",		4, 0x06, STATS_TYPE_BANK0, },
807 	{ "in_multicasts",		4, 0x07, STATS_TYPE_BANK0, },
808 	{ "in_pause",			4, 0x16, STATS_TYPE_BANK0, },
809 	{ "in_undersize",		4, 0x18, STATS_TYPE_BANK0, },
810 	{ "in_fragments",		4, 0x19, STATS_TYPE_BANK0, },
811 	{ "in_oversize",		4, 0x1a, STATS_TYPE_BANK0, },
812 	{ "in_jabber",			4, 0x1b, STATS_TYPE_BANK0, },
813 	{ "in_rx_error",		4, 0x1c, STATS_TYPE_BANK0, },
814 	{ "in_fcs_error",		4, 0x1d, STATS_TYPE_BANK0, },
815 	{ "out_octets",			8, 0x0e, STATS_TYPE_BANK0, },
816 	{ "out_unicast",		4, 0x10, STATS_TYPE_BANK0, },
817 	{ "out_broadcasts",		4, 0x13, STATS_TYPE_BANK0, },
818 	{ "out_multicasts",		4, 0x12, STATS_TYPE_BANK0, },
819 	{ "out_pause",			4, 0x15, STATS_TYPE_BANK0, },
820 	{ "excessive",			4, 0x11, STATS_TYPE_BANK0, },
821 	{ "collisions",			4, 0x1e, STATS_TYPE_BANK0, },
822 	{ "deferred",			4, 0x05, STATS_TYPE_BANK0, },
823 	{ "single",			4, 0x14, STATS_TYPE_BANK0, },
824 	{ "multiple",			4, 0x17, STATS_TYPE_BANK0, },
825 	{ "out_fcs_error",		4, 0x03, STATS_TYPE_BANK0, },
826 	{ "late",			4, 0x1f, STATS_TYPE_BANK0, },
827 	{ "hist_64bytes",		4, 0x08, STATS_TYPE_BANK0, },
828 	{ "hist_65_127bytes",		4, 0x09, STATS_TYPE_BANK0, },
829 	{ "hist_128_255bytes",		4, 0x0a, STATS_TYPE_BANK0, },
830 	{ "hist_256_511bytes",		4, 0x0b, STATS_TYPE_BANK0, },
831 	{ "hist_512_1023bytes",		4, 0x0c, STATS_TYPE_BANK0, },
832 	{ "hist_1024_max_bytes",	4, 0x0d, STATS_TYPE_BANK0, },
833 	{ "sw_in_discards",		4, 0x10, STATS_TYPE_PORT, },
834 	{ "sw_in_filtered",		2, 0x12, STATS_TYPE_PORT, },
835 	{ "sw_out_filtered",		2, 0x13, STATS_TYPE_PORT, },
836 	{ "in_discards",		4, 0x00, STATS_TYPE_BANK1, },
837 	{ "in_filtered",		4, 0x01, STATS_TYPE_BANK1, },
838 	{ "in_accepted",		4, 0x02, STATS_TYPE_BANK1, },
839 	{ "in_bad_accepted",		4, 0x03, STATS_TYPE_BANK1, },
840 	{ "in_good_avb_class_a",	4, 0x04, STATS_TYPE_BANK1, },
841 	{ "in_good_avb_class_b",	4, 0x05, STATS_TYPE_BANK1, },
842 	{ "in_bad_avb_class_a",		4, 0x06, STATS_TYPE_BANK1, },
843 	{ "in_bad_avb_class_b",		4, 0x07, STATS_TYPE_BANK1, },
844 	{ "tcam_counter_0",		4, 0x08, STATS_TYPE_BANK1, },
845 	{ "tcam_counter_1",		4, 0x09, STATS_TYPE_BANK1, },
846 	{ "tcam_counter_2",		4, 0x0a, STATS_TYPE_BANK1, },
847 	{ "tcam_counter_3",		4, 0x0b, STATS_TYPE_BANK1, },
848 	{ "in_da_unknown",		4, 0x0e, STATS_TYPE_BANK1, },
849 	{ "in_management",		4, 0x0f, STATS_TYPE_BANK1, },
850 	{ "out_queue_0",		4, 0x10, STATS_TYPE_BANK1, },
851 	{ "out_queue_1",		4, 0x11, STATS_TYPE_BANK1, },
852 	{ "out_queue_2",		4, 0x12, STATS_TYPE_BANK1, },
853 	{ "out_queue_3",		4, 0x13, STATS_TYPE_BANK1, },
854 	{ "out_queue_4",		4, 0x14, STATS_TYPE_BANK1, },
855 	{ "out_queue_5",		4, 0x15, STATS_TYPE_BANK1, },
856 	{ "out_queue_6",		4, 0x16, STATS_TYPE_BANK1, },
857 	{ "out_queue_7",		4, 0x17, STATS_TYPE_BANK1, },
858 	{ "out_cut_through",		4, 0x18, STATS_TYPE_BANK1, },
859 	{ "out_octets_a",		4, 0x1a, STATS_TYPE_BANK1, },
860 	{ "out_octets_b",		4, 0x1b, STATS_TYPE_BANK1, },
861 	{ "out_management",		4, 0x1f, STATS_TYPE_BANK1, },
862 };
863 
864 static uint64_t _mv88e6xxx_get_ethtool_stat(struct mv88e6xxx_chip *chip,
865 					    struct mv88e6xxx_hw_stat *s,
866 					    int port, u16 bank1_select,
867 					    u16 histogram)
868 {
869 	u32 low;
870 	u32 high = 0;
871 	u16 reg = 0;
872 	int err;
873 	u64 value;
874 
875 	switch (s->type) {
876 	case STATS_TYPE_PORT:
877 		err = mv88e6xxx_port_read(chip, port, s->reg, &reg);
878 		if (err)
879 			return U64_MAX;
880 
881 		low = reg;
882 		if (s->size == 4) {
883 			err = mv88e6xxx_port_read(chip, port, s->reg + 1, &reg);
884 			if (err)
885 				return U64_MAX;
886 			high = reg;
887 		}
888 		break;
889 	case STATS_TYPE_BANK1:
890 		reg = bank1_select;
891 		/* fall through */
892 	case STATS_TYPE_BANK0:
893 		reg |= s->reg | histogram;
894 		mv88e6xxx_g1_stats_read(chip, reg, &low);
895 		if (s->size == 8)
896 			mv88e6xxx_g1_stats_read(chip, reg + 1, &high);
897 		break;
898 	default:
899 		return U64_MAX;
900 	}
901 	value = (((u64)high) << 16) | low;
902 	return value;
903 }
904 
905 static int mv88e6xxx_stats_get_strings(struct mv88e6xxx_chip *chip,
906 				       uint8_t *data, int types)
907 {
908 	struct mv88e6xxx_hw_stat *stat;
909 	int i, j;
910 
911 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
912 		stat = &mv88e6xxx_hw_stats[i];
913 		if (stat->type & types) {
914 			memcpy(data + j * ETH_GSTRING_LEN, stat->string,
915 			       ETH_GSTRING_LEN);
916 			j++;
917 		}
918 	}
919 
920 	return j;
921 }
922 
923 static int mv88e6095_stats_get_strings(struct mv88e6xxx_chip *chip,
924 				       uint8_t *data)
925 {
926 	return mv88e6xxx_stats_get_strings(chip, data,
927 					   STATS_TYPE_BANK0 | STATS_TYPE_PORT);
928 }
929 
930 static int mv88e6320_stats_get_strings(struct mv88e6xxx_chip *chip,
931 				       uint8_t *data)
932 {
933 	return mv88e6xxx_stats_get_strings(chip, data,
934 					   STATS_TYPE_BANK0 | STATS_TYPE_BANK1);
935 }
936 
937 static const uint8_t *mv88e6xxx_atu_vtu_stats_strings[] = {
938 	"atu_member_violation",
939 	"atu_miss_violation",
940 	"atu_full_violation",
941 	"vtu_member_violation",
942 	"vtu_miss_violation",
943 };
944 
945 static void mv88e6xxx_atu_vtu_get_strings(uint8_t *data)
946 {
947 	unsigned int i;
948 
949 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings); i++)
950 		strlcpy(data + i * ETH_GSTRING_LEN,
951 			mv88e6xxx_atu_vtu_stats_strings[i],
952 			ETH_GSTRING_LEN);
953 }
954 
955 static void mv88e6xxx_get_strings(struct dsa_switch *ds, int port,
956 				  u32 stringset, uint8_t *data)
957 {
958 	struct mv88e6xxx_chip *chip = ds->priv;
959 	int count = 0;
960 
961 	if (stringset != ETH_SS_STATS)
962 		return;
963 
964 	mutex_lock(&chip->reg_lock);
965 
966 	if (chip->info->ops->stats_get_strings)
967 		count = chip->info->ops->stats_get_strings(chip, data);
968 
969 	if (chip->info->ops->serdes_get_strings) {
970 		data += count * ETH_GSTRING_LEN;
971 		count = chip->info->ops->serdes_get_strings(chip, port, data);
972 	}
973 
974 	data += count * ETH_GSTRING_LEN;
975 	mv88e6xxx_atu_vtu_get_strings(data);
976 
977 	mutex_unlock(&chip->reg_lock);
978 }
979 
980 static int mv88e6xxx_stats_get_sset_count(struct mv88e6xxx_chip *chip,
981 					  int types)
982 {
983 	struct mv88e6xxx_hw_stat *stat;
984 	int i, j;
985 
986 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
987 		stat = &mv88e6xxx_hw_stats[i];
988 		if (stat->type & types)
989 			j++;
990 	}
991 	return j;
992 }
993 
994 static int mv88e6095_stats_get_sset_count(struct mv88e6xxx_chip *chip)
995 {
996 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
997 					      STATS_TYPE_PORT);
998 }
999 
1000 static int mv88e6320_stats_get_sset_count(struct mv88e6xxx_chip *chip)
1001 {
1002 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
1003 					      STATS_TYPE_BANK1);
1004 }
1005 
1006 static int mv88e6xxx_get_sset_count(struct dsa_switch *ds, int port, int sset)
1007 {
1008 	struct mv88e6xxx_chip *chip = ds->priv;
1009 	int serdes_count = 0;
1010 	int count = 0;
1011 
1012 	if (sset != ETH_SS_STATS)
1013 		return 0;
1014 
1015 	mutex_lock(&chip->reg_lock);
1016 	if (chip->info->ops->stats_get_sset_count)
1017 		count = chip->info->ops->stats_get_sset_count(chip);
1018 	if (count < 0)
1019 		goto out;
1020 
1021 	if (chip->info->ops->serdes_get_sset_count)
1022 		serdes_count = chip->info->ops->serdes_get_sset_count(chip,
1023 								      port);
1024 	if (serdes_count < 0) {
1025 		count = serdes_count;
1026 		goto out;
1027 	}
1028 	count += serdes_count;
1029 	count += ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings);
1030 
1031 out:
1032 	mutex_unlock(&chip->reg_lock);
1033 
1034 	return count;
1035 }
1036 
1037 static int mv88e6xxx_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1038 				     uint64_t *data, int types,
1039 				     u16 bank1_select, u16 histogram)
1040 {
1041 	struct mv88e6xxx_hw_stat *stat;
1042 	int i, j;
1043 
1044 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
1045 		stat = &mv88e6xxx_hw_stats[i];
1046 		if (stat->type & types) {
1047 			mutex_lock(&chip->reg_lock);
1048 			data[j] = _mv88e6xxx_get_ethtool_stat(chip, stat, port,
1049 							      bank1_select,
1050 							      histogram);
1051 			mutex_unlock(&chip->reg_lock);
1052 
1053 			j++;
1054 		}
1055 	}
1056 	return j;
1057 }
1058 
1059 static int mv88e6095_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1060 				     uint64_t *data)
1061 {
1062 	return mv88e6xxx_stats_get_stats(chip, port, data,
1063 					 STATS_TYPE_BANK0 | STATS_TYPE_PORT,
1064 					 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
1065 }
1066 
1067 static int mv88e6320_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1068 				     uint64_t *data)
1069 {
1070 	return mv88e6xxx_stats_get_stats(chip, port, data,
1071 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
1072 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_9,
1073 					 MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
1074 }
1075 
1076 static int mv88e6390_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1077 				     uint64_t *data)
1078 {
1079 	return mv88e6xxx_stats_get_stats(chip, port, data,
1080 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
1081 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_10,
1082 					 0);
1083 }
1084 
1085 static void mv88e6xxx_atu_vtu_get_stats(struct mv88e6xxx_chip *chip, int port,
1086 					uint64_t *data)
1087 {
1088 	*data++ = chip->ports[port].atu_member_violation;
1089 	*data++ = chip->ports[port].atu_miss_violation;
1090 	*data++ = chip->ports[port].atu_full_violation;
1091 	*data++ = chip->ports[port].vtu_member_violation;
1092 	*data++ = chip->ports[port].vtu_miss_violation;
1093 }
1094 
1095 static void mv88e6xxx_get_stats(struct mv88e6xxx_chip *chip, int port,
1096 				uint64_t *data)
1097 {
1098 	int count = 0;
1099 
1100 	if (chip->info->ops->stats_get_stats)
1101 		count = chip->info->ops->stats_get_stats(chip, port, data);
1102 
1103 	mutex_lock(&chip->reg_lock);
1104 	if (chip->info->ops->serdes_get_stats) {
1105 		data += count;
1106 		count = chip->info->ops->serdes_get_stats(chip, port, data);
1107 	}
1108 	data += count;
1109 	mv88e6xxx_atu_vtu_get_stats(chip, port, data);
1110 	mutex_unlock(&chip->reg_lock);
1111 }
1112 
1113 static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port,
1114 					uint64_t *data)
1115 {
1116 	struct mv88e6xxx_chip *chip = ds->priv;
1117 	int ret;
1118 
1119 	mutex_lock(&chip->reg_lock);
1120 
1121 	ret = mv88e6xxx_stats_snapshot(chip, port);
1122 	mutex_unlock(&chip->reg_lock);
1123 
1124 	if (ret < 0)
1125 		return;
1126 
1127 	mv88e6xxx_get_stats(chip, port, data);
1128 
1129 }
1130 
1131 static int mv88e6xxx_get_regs_len(struct dsa_switch *ds, int port)
1132 {
1133 	return 32 * sizeof(u16);
1134 }
1135 
1136 static void mv88e6xxx_get_regs(struct dsa_switch *ds, int port,
1137 			       struct ethtool_regs *regs, void *_p)
1138 {
1139 	struct mv88e6xxx_chip *chip = ds->priv;
1140 	int err;
1141 	u16 reg;
1142 	u16 *p = _p;
1143 	int i;
1144 
1145 	regs->version = chip->info->prod_num;
1146 
1147 	memset(p, 0xff, 32 * sizeof(u16));
1148 
1149 	mutex_lock(&chip->reg_lock);
1150 
1151 	for (i = 0; i < 32; i++) {
1152 
1153 		err = mv88e6xxx_port_read(chip, port, i, &reg);
1154 		if (!err)
1155 			p[i] = reg;
1156 	}
1157 
1158 	mutex_unlock(&chip->reg_lock);
1159 }
1160 
1161 static int mv88e6xxx_get_mac_eee(struct dsa_switch *ds, int port,
1162 				 struct ethtool_eee *e)
1163 {
1164 	/* Nothing to do on the port's MAC */
1165 	return 0;
1166 }
1167 
1168 static int mv88e6xxx_set_mac_eee(struct dsa_switch *ds, int port,
1169 				 struct ethtool_eee *e)
1170 {
1171 	/* Nothing to do on the port's MAC */
1172 	return 0;
1173 }
1174 
1175 static u16 mv88e6xxx_port_vlan(struct mv88e6xxx_chip *chip, int dev, int port)
1176 {
1177 	struct dsa_switch *ds = NULL;
1178 	struct net_device *br;
1179 	u16 pvlan;
1180 	int i;
1181 
1182 	if (dev < DSA_MAX_SWITCHES)
1183 		ds = chip->ds->dst->ds[dev];
1184 
1185 	/* Prevent frames from unknown switch or port */
1186 	if (!ds || port >= ds->num_ports)
1187 		return 0;
1188 
1189 	/* Frames from DSA links and CPU ports can egress any local port */
1190 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
1191 		return mv88e6xxx_port_mask(chip);
1192 
1193 	br = ds->ports[port].bridge_dev;
1194 	pvlan = 0;
1195 
1196 	/* Frames from user ports can egress any local DSA links and CPU ports,
1197 	 * as well as any local member of their bridge group.
1198 	 */
1199 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1200 		if (dsa_is_cpu_port(chip->ds, i) ||
1201 		    dsa_is_dsa_port(chip->ds, i) ||
1202 		    (br && dsa_to_port(chip->ds, i)->bridge_dev == br))
1203 			pvlan |= BIT(i);
1204 
1205 	return pvlan;
1206 }
1207 
1208 static int mv88e6xxx_port_vlan_map(struct mv88e6xxx_chip *chip, int port)
1209 {
1210 	u16 output_ports = mv88e6xxx_port_vlan(chip, chip->ds->index, port);
1211 
1212 	/* prevent frames from going back out of the port they came in on */
1213 	output_ports &= ~BIT(port);
1214 
1215 	return mv88e6xxx_port_set_vlan_map(chip, port, output_ports);
1216 }
1217 
1218 static void mv88e6xxx_port_stp_state_set(struct dsa_switch *ds, int port,
1219 					 u8 state)
1220 {
1221 	struct mv88e6xxx_chip *chip = ds->priv;
1222 	int err;
1223 
1224 	mutex_lock(&chip->reg_lock);
1225 	err = mv88e6xxx_port_set_state(chip, port, state);
1226 	mutex_unlock(&chip->reg_lock);
1227 
1228 	if (err)
1229 		dev_err(ds->dev, "p%d: failed to update state\n", port);
1230 }
1231 
1232 static int mv88e6xxx_pri_setup(struct mv88e6xxx_chip *chip)
1233 {
1234 	int err;
1235 
1236 	if (chip->info->ops->ieee_pri_map) {
1237 		err = chip->info->ops->ieee_pri_map(chip);
1238 		if (err)
1239 			return err;
1240 	}
1241 
1242 	if (chip->info->ops->ip_pri_map) {
1243 		err = chip->info->ops->ip_pri_map(chip);
1244 		if (err)
1245 			return err;
1246 	}
1247 
1248 	return 0;
1249 }
1250 
1251 static int mv88e6xxx_devmap_setup(struct mv88e6xxx_chip *chip)
1252 {
1253 	int target, port;
1254 	int err;
1255 
1256 	if (!chip->info->global2_addr)
1257 		return 0;
1258 
1259 	/* Initialize the routing port to the 32 possible target devices */
1260 	for (target = 0; target < 32; target++) {
1261 		port = 0x1f;
1262 		if (target < DSA_MAX_SWITCHES)
1263 			if (chip->ds->rtable[target] != DSA_RTABLE_NONE)
1264 				port = chip->ds->rtable[target];
1265 
1266 		err = mv88e6xxx_g2_device_mapping_write(chip, target, port);
1267 		if (err)
1268 			return err;
1269 	}
1270 
1271 	if (chip->info->ops->set_cascade_port) {
1272 		port = MV88E6XXX_CASCADE_PORT_MULTIPLE;
1273 		err = chip->info->ops->set_cascade_port(chip, port);
1274 		if (err)
1275 			return err;
1276 	}
1277 
1278 	err = mv88e6xxx_g1_set_device_number(chip, chip->ds->index);
1279 	if (err)
1280 		return err;
1281 
1282 	return 0;
1283 }
1284 
1285 static int mv88e6xxx_trunk_setup(struct mv88e6xxx_chip *chip)
1286 {
1287 	/* Clear all trunk masks and mapping */
1288 	if (chip->info->global2_addr)
1289 		return mv88e6xxx_g2_trunk_clear(chip);
1290 
1291 	return 0;
1292 }
1293 
1294 static int mv88e6xxx_rmu_setup(struct mv88e6xxx_chip *chip)
1295 {
1296 	if (chip->info->ops->rmu_disable)
1297 		return chip->info->ops->rmu_disable(chip);
1298 
1299 	return 0;
1300 }
1301 
1302 static int mv88e6xxx_pot_setup(struct mv88e6xxx_chip *chip)
1303 {
1304 	if (chip->info->ops->pot_clear)
1305 		return chip->info->ops->pot_clear(chip);
1306 
1307 	return 0;
1308 }
1309 
1310 static int mv88e6xxx_rsvd2cpu_setup(struct mv88e6xxx_chip *chip)
1311 {
1312 	if (chip->info->ops->mgmt_rsvd2cpu)
1313 		return chip->info->ops->mgmt_rsvd2cpu(chip);
1314 
1315 	return 0;
1316 }
1317 
1318 static int mv88e6xxx_atu_setup(struct mv88e6xxx_chip *chip)
1319 {
1320 	int err;
1321 
1322 	err = mv88e6xxx_g1_atu_flush(chip, 0, true);
1323 	if (err)
1324 		return err;
1325 
1326 	err = mv88e6xxx_g1_atu_set_learn2all(chip, true);
1327 	if (err)
1328 		return err;
1329 
1330 	return mv88e6xxx_g1_atu_set_age_time(chip, 300000);
1331 }
1332 
1333 static int mv88e6xxx_irl_setup(struct mv88e6xxx_chip *chip)
1334 {
1335 	int port;
1336 	int err;
1337 
1338 	if (!chip->info->ops->irl_init_all)
1339 		return 0;
1340 
1341 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1342 		/* Disable ingress rate limiting by resetting all per port
1343 		 * ingress rate limit resources to their initial state.
1344 		 */
1345 		err = chip->info->ops->irl_init_all(chip, port);
1346 		if (err)
1347 			return err;
1348 	}
1349 
1350 	return 0;
1351 }
1352 
1353 static int mv88e6xxx_mac_setup(struct mv88e6xxx_chip *chip)
1354 {
1355 	if (chip->info->ops->set_switch_mac) {
1356 		u8 addr[ETH_ALEN];
1357 
1358 		eth_random_addr(addr);
1359 
1360 		return chip->info->ops->set_switch_mac(chip, addr);
1361 	}
1362 
1363 	return 0;
1364 }
1365 
1366 static int mv88e6xxx_pvt_map(struct mv88e6xxx_chip *chip, int dev, int port)
1367 {
1368 	u16 pvlan = 0;
1369 
1370 	if (!mv88e6xxx_has_pvt(chip))
1371 		return -EOPNOTSUPP;
1372 
1373 	/* Skip the local source device, which uses in-chip port VLAN */
1374 	if (dev != chip->ds->index)
1375 		pvlan = mv88e6xxx_port_vlan(chip, dev, port);
1376 
1377 	return mv88e6xxx_g2_pvt_write(chip, dev, port, pvlan);
1378 }
1379 
1380 static int mv88e6xxx_pvt_setup(struct mv88e6xxx_chip *chip)
1381 {
1382 	int dev, port;
1383 	int err;
1384 
1385 	if (!mv88e6xxx_has_pvt(chip))
1386 		return 0;
1387 
1388 	/* Clear 5 Bit Port for usage with Marvell Link Street devices:
1389 	 * use 4 bits for the Src_Port/Src_Trunk and 5 bits for the Src_Dev.
1390 	 */
1391 	err = mv88e6xxx_g2_misc_4_bit_port(chip);
1392 	if (err)
1393 		return err;
1394 
1395 	for (dev = 0; dev < MV88E6XXX_MAX_PVT_SWITCHES; ++dev) {
1396 		for (port = 0; port < MV88E6XXX_MAX_PVT_PORTS; ++port) {
1397 			err = mv88e6xxx_pvt_map(chip, dev, port);
1398 			if (err)
1399 				return err;
1400 		}
1401 	}
1402 
1403 	return 0;
1404 }
1405 
1406 static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port)
1407 {
1408 	struct mv88e6xxx_chip *chip = ds->priv;
1409 	int err;
1410 
1411 	mutex_lock(&chip->reg_lock);
1412 	err = mv88e6xxx_g1_atu_remove(chip, 0, port, false);
1413 	mutex_unlock(&chip->reg_lock);
1414 
1415 	if (err)
1416 		dev_err(ds->dev, "p%d: failed to flush ATU\n", port);
1417 }
1418 
1419 static int mv88e6xxx_vtu_setup(struct mv88e6xxx_chip *chip)
1420 {
1421 	if (!chip->info->max_vid)
1422 		return 0;
1423 
1424 	return mv88e6xxx_g1_vtu_flush(chip);
1425 }
1426 
1427 static int mv88e6xxx_vtu_getnext(struct mv88e6xxx_chip *chip,
1428 				 struct mv88e6xxx_vtu_entry *entry)
1429 {
1430 	if (!chip->info->ops->vtu_getnext)
1431 		return -EOPNOTSUPP;
1432 
1433 	return chip->info->ops->vtu_getnext(chip, entry);
1434 }
1435 
1436 static int mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip *chip,
1437 				   struct mv88e6xxx_vtu_entry *entry)
1438 {
1439 	if (!chip->info->ops->vtu_loadpurge)
1440 		return -EOPNOTSUPP;
1441 
1442 	return chip->info->ops->vtu_loadpurge(chip, entry);
1443 }
1444 
1445 static int mv88e6xxx_atu_new(struct mv88e6xxx_chip *chip, u16 *fid)
1446 {
1447 	DECLARE_BITMAP(fid_bitmap, MV88E6XXX_N_FID);
1448 	struct mv88e6xxx_vtu_entry vlan = {
1449 		.vid = chip->info->max_vid,
1450 	};
1451 	int i, err;
1452 
1453 	bitmap_zero(fid_bitmap, MV88E6XXX_N_FID);
1454 
1455 	/* Set every FID bit used by the (un)bridged ports */
1456 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1457 		err = mv88e6xxx_port_get_fid(chip, i, fid);
1458 		if (err)
1459 			return err;
1460 
1461 		set_bit(*fid, fid_bitmap);
1462 	}
1463 
1464 	/* Set every FID bit used by the VLAN entries */
1465 	do {
1466 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1467 		if (err)
1468 			return err;
1469 
1470 		if (!vlan.valid)
1471 			break;
1472 
1473 		set_bit(vlan.fid, fid_bitmap);
1474 	} while (vlan.vid < chip->info->max_vid);
1475 
1476 	/* The reset value 0x000 is used to indicate that multiple address
1477 	 * databases are not needed. Return the next positive available.
1478 	 */
1479 	*fid = find_next_zero_bit(fid_bitmap, MV88E6XXX_N_FID, 1);
1480 	if (unlikely(*fid >= mv88e6xxx_num_databases(chip)))
1481 		return -ENOSPC;
1482 
1483 	/* Clear the database */
1484 	return mv88e6xxx_g1_atu_flush(chip, *fid, true);
1485 }
1486 
1487 static int mv88e6xxx_vtu_get(struct mv88e6xxx_chip *chip, u16 vid,
1488 			     struct mv88e6xxx_vtu_entry *entry, bool new)
1489 {
1490 	int err;
1491 
1492 	if (!vid)
1493 		return -EINVAL;
1494 
1495 	entry->vid = vid - 1;
1496 	entry->valid = false;
1497 
1498 	err = mv88e6xxx_vtu_getnext(chip, entry);
1499 	if (err)
1500 		return err;
1501 
1502 	if (entry->vid == vid && entry->valid)
1503 		return 0;
1504 
1505 	if (new) {
1506 		int i;
1507 
1508 		/* Initialize a fresh VLAN entry */
1509 		memset(entry, 0, sizeof(*entry));
1510 		entry->valid = true;
1511 		entry->vid = vid;
1512 
1513 		/* Exclude all ports */
1514 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1515 			entry->member[i] =
1516 				MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
1517 
1518 		return mv88e6xxx_atu_new(chip, &entry->fid);
1519 	}
1520 
1521 	/* switchdev expects -EOPNOTSUPP to honor software VLANs */
1522 	return -EOPNOTSUPP;
1523 }
1524 
1525 static int mv88e6xxx_port_check_hw_vlan(struct dsa_switch *ds, int port,
1526 					u16 vid_begin, u16 vid_end)
1527 {
1528 	struct mv88e6xxx_chip *chip = ds->priv;
1529 	struct mv88e6xxx_vtu_entry vlan = {
1530 		.vid = vid_begin - 1,
1531 	};
1532 	int i, err;
1533 
1534 	/* DSA and CPU ports have to be members of multiple vlans */
1535 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1536 		return 0;
1537 
1538 	if (!vid_begin)
1539 		return -EOPNOTSUPP;
1540 
1541 	mutex_lock(&chip->reg_lock);
1542 
1543 	do {
1544 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1545 		if (err)
1546 			goto unlock;
1547 
1548 		if (!vlan.valid)
1549 			break;
1550 
1551 		if (vlan.vid > vid_end)
1552 			break;
1553 
1554 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1555 			if (dsa_is_dsa_port(ds, i) || dsa_is_cpu_port(ds, i))
1556 				continue;
1557 
1558 			if (!ds->ports[i].slave)
1559 				continue;
1560 
1561 			if (vlan.member[i] ==
1562 			    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
1563 				continue;
1564 
1565 			if (dsa_to_port(ds, i)->bridge_dev ==
1566 			    ds->ports[port].bridge_dev)
1567 				break; /* same bridge, check next VLAN */
1568 
1569 			if (!dsa_to_port(ds, i)->bridge_dev)
1570 				continue;
1571 
1572 			dev_err(ds->dev, "p%d: hw VLAN %d already used by port %d in %s\n",
1573 				port, vlan.vid, i,
1574 				netdev_name(dsa_to_port(ds, i)->bridge_dev));
1575 			err = -EOPNOTSUPP;
1576 			goto unlock;
1577 		}
1578 	} while (vlan.vid < vid_end);
1579 
1580 unlock:
1581 	mutex_unlock(&chip->reg_lock);
1582 
1583 	return err;
1584 }
1585 
1586 static int mv88e6xxx_port_vlan_filtering(struct dsa_switch *ds, int port,
1587 					 bool vlan_filtering)
1588 {
1589 	struct mv88e6xxx_chip *chip = ds->priv;
1590 	u16 mode = vlan_filtering ? MV88E6XXX_PORT_CTL2_8021Q_MODE_SECURE :
1591 		MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED;
1592 	int err;
1593 
1594 	if (!chip->info->max_vid)
1595 		return -EOPNOTSUPP;
1596 
1597 	mutex_lock(&chip->reg_lock);
1598 	err = mv88e6xxx_port_set_8021q_mode(chip, port, mode);
1599 	mutex_unlock(&chip->reg_lock);
1600 
1601 	return err;
1602 }
1603 
1604 static int
1605 mv88e6xxx_port_vlan_prepare(struct dsa_switch *ds, int port,
1606 			    const struct switchdev_obj_port_vlan *vlan)
1607 {
1608 	struct mv88e6xxx_chip *chip = ds->priv;
1609 	int err;
1610 
1611 	if (!chip->info->max_vid)
1612 		return -EOPNOTSUPP;
1613 
1614 	/* If the requested port doesn't belong to the same bridge as the VLAN
1615 	 * members, do not support it (yet) and fallback to software VLAN.
1616 	 */
1617 	err = mv88e6xxx_port_check_hw_vlan(ds, port, vlan->vid_begin,
1618 					   vlan->vid_end);
1619 	if (err)
1620 		return err;
1621 
1622 	/* We don't need any dynamic resource from the kernel (yet),
1623 	 * so skip the prepare phase.
1624 	 */
1625 	return 0;
1626 }
1627 
1628 static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port,
1629 					const unsigned char *addr, u16 vid,
1630 					u8 state)
1631 {
1632 	struct mv88e6xxx_vtu_entry vlan;
1633 	struct mv88e6xxx_atu_entry entry;
1634 	int err;
1635 
1636 	/* Null VLAN ID corresponds to the port private database */
1637 	if (vid == 0)
1638 		err = mv88e6xxx_port_get_fid(chip, port, &vlan.fid);
1639 	else
1640 		err = mv88e6xxx_vtu_get(chip, vid, &vlan, false);
1641 	if (err)
1642 		return err;
1643 
1644 	entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1645 	ether_addr_copy(entry.mac, addr);
1646 	eth_addr_dec(entry.mac);
1647 
1648 	err = mv88e6xxx_g1_atu_getnext(chip, vlan.fid, &entry);
1649 	if (err)
1650 		return err;
1651 
1652 	/* Initialize a fresh ATU entry if it isn't found */
1653 	if (entry.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED ||
1654 	    !ether_addr_equal(entry.mac, addr)) {
1655 		memset(&entry, 0, sizeof(entry));
1656 		ether_addr_copy(entry.mac, addr);
1657 	}
1658 
1659 	/* Purge the ATU entry only if no port is using it anymore */
1660 	if (state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED) {
1661 		entry.portvec &= ~BIT(port);
1662 		if (!entry.portvec)
1663 			entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1664 	} else {
1665 		entry.portvec |= BIT(port);
1666 		entry.state = state;
1667 	}
1668 
1669 	return mv88e6xxx_g1_atu_loadpurge(chip, vlan.fid, &entry);
1670 }
1671 
1672 static int mv88e6xxx_port_add_broadcast(struct mv88e6xxx_chip *chip, int port,
1673 					u16 vid)
1674 {
1675 	const char broadcast[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1676 	u8 state = MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC;
1677 
1678 	return mv88e6xxx_port_db_load_purge(chip, port, broadcast, vid, state);
1679 }
1680 
1681 static int mv88e6xxx_broadcast_setup(struct mv88e6xxx_chip *chip, u16 vid)
1682 {
1683 	int port;
1684 	int err;
1685 
1686 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1687 		err = mv88e6xxx_port_add_broadcast(chip, port, vid);
1688 		if (err)
1689 			return err;
1690 	}
1691 
1692 	return 0;
1693 }
1694 
1695 static int _mv88e6xxx_port_vlan_add(struct mv88e6xxx_chip *chip, int port,
1696 				    u16 vid, u8 member)
1697 {
1698 	struct mv88e6xxx_vtu_entry vlan;
1699 	int err;
1700 
1701 	err = mv88e6xxx_vtu_get(chip, vid, &vlan, true);
1702 	if (err)
1703 		return err;
1704 
1705 	vlan.member[port] = member;
1706 
1707 	err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1708 	if (err)
1709 		return err;
1710 
1711 	return mv88e6xxx_broadcast_setup(chip, vid);
1712 }
1713 
1714 static void mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port,
1715 				    const struct switchdev_obj_port_vlan *vlan)
1716 {
1717 	struct mv88e6xxx_chip *chip = ds->priv;
1718 	bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
1719 	bool pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
1720 	u8 member;
1721 	u16 vid;
1722 
1723 	if (!chip->info->max_vid)
1724 		return;
1725 
1726 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1727 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNMODIFIED;
1728 	else if (untagged)
1729 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNTAGGED;
1730 	else
1731 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_TAGGED;
1732 
1733 	mutex_lock(&chip->reg_lock);
1734 
1735 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid)
1736 		if (_mv88e6xxx_port_vlan_add(chip, port, vid, member))
1737 			dev_err(ds->dev, "p%d: failed to add VLAN %d%c\n", port,
1738 				vid, untagged ? 'u' : 't');
1739 
1740 	if (pvid && mv88e6xxx_port_set_pvid(chip, port, vlan->vid_end))
1741 		dev_err(ds->dev, "p%d: failed to set PVID %d\n", port,
1742 			vlan->vid_end);
1743 
1744 	mutex_unlock(&chip->reg_lock);
1745 }
1746 
1747 static int _mv88e6xxx_port_vlan_del(struct mv88e6xxx_chip *chip,
1748 				    int port, u16 vid)
1749 {
1750 	struct mv88e6xxx_vtu_entry vlan;
1751 	int i, err;
1752 
1753 	err = mv88e6xxx_vtu_get(chip, vid, &vlan, false);
1754 	if (err)
1755 		return err;
1756 
1757 	/* Tell switchdev if this VLAN is handled in software */
1758 	if (vlan.member[port] == MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
1759 		return -EOPNOTSUPP;
1760 
1761 	vlan.member[port] = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
1762 
1763 	/* keep the VLAN unless all ports are excluded */
1764 	vlan.valid = false;
1765 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1766 		if (vlan.member[i] !=
1767 		    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER) {
1768 			vlan.valid = true;
1769 			break;
1770 		}
1771 	}
1772 
1773 	err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1774 	if (err)
1775 		return err;
1776 
1777 	return mv88e6xxx_g1_atu_remove(chip, vlan.fid, port, false);
1778 }
1779 
1780 static int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port,
1781 				   const struct switchdev_obj_port_vlan *vlan)
1782 {
1783 	struct mv88e6xxx_chip *chip = ds->priv;
1784 	u16 pvid, vid;
1785 	int err = 0;
1786 
1787 	if (!chip->info->max_vid)
1788 		return -EOPNOTSUPP;
1789 
1790 	mutex_lock(&chip->reg_lock);
1791 
1792 	err = mv88e6xxx_port_get_pvid(chip, port, &pvid);
1793 	if (err)
1794 		goto unlock;
1795 
1796 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) {
1797 		err = _mv88e6xxx_port_vlan_del(chip, port, vid);
1798 		if (err)
1799 			goto unlock;
1800 
1801 		if (vid == pvid) {
1802 			err = mv88e6xxx_port_set_pvid(chip, port, 0);
1803 			if (err)
1804 				goto unlock;
1805 		}
1806 	}
1807 
1808 unlock:
1809 	mutex_unlock(&chip->reg_lock);
1810 
1811 	return err;
1812 }
1813 
1814 static int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
1815 				  const unsigned char *addr, u16 vid)
1816 {
1817 	struct mv88e6xxx_chip *chip = ds->priv;
1818 	int err;
1819 
1820 	mutex_lock(&chip->reg_lock);
1821 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1822 					   MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
1823 	mutex_unlock(&chip->reg_lock);
1824 
1825 	return err;
1826 }
1827 
1828 static int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
1829 				  const unsigned char *addr, u16 vid)
1830 {
1831 	struct mv88e6xxx_chip *chip = ds->priv;
1832 	int err;
1833 
1834 	mutex_lock(&chip->reg_lock);
1835 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1836 					   MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
1837 	mutex_unlock(&chip->reg_lock);
1838 
1839 	return err;
1840 }
1841 
1842 static int mv88e6xxx_port_db_dump_fid(struct mv88e6xxx_chip *chip,
1843 				      u16 fid, u16 vid, int port,
1844 				      dsa_fdb_dump_cb_t *cb, void *data)
1845 {
1846 	struct mv88e6xxx_atu_entry addr;
1847 	bool is_static;
1848 	int err;
1849 
1850 	addr.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1851 	eth_broadcast_addr(addr.mac);
1852 
1853 	do {
1854 		mutex_lock(&chip->reg_lock);
1855 		err = mv88e6xxx_g1_atu_getnext(chip, fid, &addr);
1856 		mutex_unlock(&chip->reg_lock);
1857 		if (err)
1858 			return err;
1859 
1860 		if (addr.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED)
1861 			break;
1862 
1863 		if (addr.trunk || (addr.portvec & BIT(port)) == 0)
1864 			continue;
1865 
1866 		if (!is_unicast_ether_addr(addr.mac))
1867 			continue;
1868 
1869 		is_static = (addr.state ==
1870 			     MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
1871 		err = cb(addr.mac, vid, is_static, data);
1872 		if (err)
1873 			return err;
1874 	} while (!is_broadcast_ether_addr(addr.mac));
1875 
1876 	return err;
1877 }
1878 
1879 static int mv88e6xxx_port_db_dump(struct mv88e6xxx_chip *chip, int port,
1880 				  dsa_fdb_dump_cb_t *cb, void *data)
1881 {
1882 	struct mv88e6xxx_vtu_entry vlan = {
1883 		.vid = chip->info->max_vid,
1884 	};
1885 	u16 fid;
1886 	int err;
1887 
1888 	/* Dump port's default Filtering Information Database (VLAN ID 0) */
1889 	mutex_lock(&chip->reg_lock);
1890 	err = mv88e6xxx_port_get_fid(chip, port, &fid);
1891 	mutex_unlock(&chip->reg_lock);
1892 
1893 	if (err)
1894 		return err;
1895 
1896 	err = mv88e6xxx_port_db_dump_fid(chip, fid, 0, port, cb, data);
1897 	if (err)
1898 		return err;
1899 
1900 	/* Dump VLANs' Filtering Information Databases */
1901 	do {
1902 		mutex_lock(&chip->reg_lock);
1903 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1904 		mutex_unlock(&chip->reg_lock);
1905 		if (err)
1906 			return err;
1907 
1908 		if (!vlan.valid)
1909 			break;
1910 
1911 		err = mv88e6xxx_port_db_dump_fid(chip, vlan.fid, vlan.vid, port,
1912 						 cb, data);
1913 		if (err)
1914 			return err;
1915 	} while (vlan.vid < chip->info->max_vid);
1916 
1917 	return err;
1918 }
1919 
1920 static int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
1921 				   dsa_fdb_dump_cb_t *cb, void *data)
1922 {
1923 	struct mv88e6xxx_chip *chip = ds->priv;
1924 
1925 	return mv88e6xxx_port_db_dump(chip, port, cb, data);
1926 }
1927 
1928 static int mv88e6xxx_bridge_map(struct mv88e6xxx_chip *chip,
1929 				struct net_device *br)
1930 {
1931 	struct dsa_switch *ds;
1932 	int port;
1933 	int dev;
1934 	int err;
1935 
1936 	/* Remap the Port VLAN of each local bridge group member */
1937 	for (port = 0; port < mv88e6xxx_num_ports(chip); ++port) {
1938 		if (chip->ds->ports[port].bridge_dev == br) {
1939 			err = mv88e6xxx_port_vlan_map(chip, port);
1940 			if (err)
1941 				return err;
1942 		}
1943 	}
1944 
1945 	if (!mv88e6xxx_has_pvt(chip))
1946 		return 0;
1947 
1948 	/* Remap the Port VLAN of each cross-chip bridge group member */
1949 	for (dev = 0; dev < DSA_MAX_SWITCHES; ++dev) {
1950 		ds = chip->ds->dst->ds[dev];
1951 		if (!ds)
1952 			break;
1953 
1954 		for (port = 0; port < ds->num_ports; ++port) {
1955 			if (ds->ports[port].bridge_dev == br) {
1956 				err = mv88e6xxx_pvt_map(chip, dev, port);
1957 				if (err)
1958 					return err;
1959 			}
1960 		}
1961 	}
1962 
1963 	return 0;
1964 }
1965 
1966 static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port,
1967 				      struct net_device *br)
1968 {
1969 	struct mv88e6xxx_chip *chip = ds->priv;
1970 	int err;
1971 
1972 	mutex_lock(&chip->reg_lock);
1973 	err = mv88e6xxx_bridge_map(chip, br);
1974 	mutex_unlock(&chip->reg_lock);
1975 
1976 	return err;
1977 }
1978 
1979 static void mv88e6xxx_port_bridge_leave(struct dsa_switch *ds, int port,
1980 					struct net_device *br)
1981 {
1982 	struct mv88e6xxx_chip *chip = ds->priv;
1983 
1984 	mutex_lock(&chip->reg_lock);
1985 	if (mv88e6xxx_bridge_map(chip, br) ||
1986 	    mv88e6xxx_port_vlan_map(chip, port))
1987 		dev_err(ds->dev, "failed to remap in-chip Port VLAN\n");
1988 	mutex_unlock(&chip->reg_lock);
1989 }
1990 
1991 static int mv88e6xxx_crosschip_bridge_join(struct dsa_switch *ds, int dev,
1992 					   int port, struct net_device *br)
1993 {
1994 	struct mv88e6xxx_chip *chip = ds->priv;
1995 	int err;
1996 
1997 	if (!mv88e6xxx_has_pvt(chip))
1998 		return 0;
1999 
2000 	mutex_lock(&chip->reg_lock);
2001 	err = mv88e6xxx_pvt_map(chip, dev, port);
2002 	mutex_unlock(&chip->reg_lock);
2003 
2004 	return err;
2005 }
2006 
2007 static void mv88e6xxx_crosschip_bridge_leave(struct dsa_switch *ds, int dev,
2008 					     int port, struct net_device *br)
2009 {
2010 	struct mv88e6xxx_chip *chip = ds->priv;
2011 
2012 	if (!mv88e6xxx_has_pvt(chip))
2013 		return;
2014 
2015 	mutex_lock(&chip->reg_lock);
2016 	if (mv88e6xxx_pvt_map(chip, dev, port))
2017 		dev_err(ds->dev, "failed to remap cross-chip Port VLAN\n");
2018 	mutex_unlock(&chip->reg_lock);
2019 }
2020 
2021 static int mv88e6xxx_software_reset(struct mv88e6xxx_chip *chip)
2022 {
2023 	if (chip->info->ops->reset)
2024 		return chip->info->ops->reset(chip);
2025 
2026 	return 0;
2027 }
2028 
2029 static void mv88e6xxx_hardware_reset(struct mv88e6xxx_chip *chip)
2030 {
2031 	struct gpio_desc *gpiod = chip->reset;
2032 
2033 	/* If there is a GPIO connected to the reset pin, toggle it */
2034 	if (gpiod) {
2035 		gpiod_set_value_cansleep(gpiod, 1);
2036 		usleep_range(10000, 20000);
2037 		gpiod_set_value_cansleep(gpiod, 0);
2038 		usleep_range(10000, 20000);
2039 	}
2040 }
2041 
2042 static int mv88e6xxx_disable_ports(struct mv88e6xxx_chip *chip)
2043 {
2044 	int i, err;
2045 
2046 	/* Set all ports to the Disabled state */
2047 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2048 		err = mv88e6xxx_port_set_state(chip, i, BR_STATE_DISABLED);
2049 		if (err)
2050 			return err;
2051 	}
2052 
2053 	/* Wait for transmit queues to drain,
2054 	 * i.e. 2ms for a maximum frame to be transmitted at 10 Mbps.
2055 	 */
2056 	usleep_range(2000, 4000);
2057 
2058 	return 0;
2059 }
2060 
2061 static int mv88e6xxx_switch_reset(struct mv88e6xxx_chip *chip)
2062 {
2063 	int err;
2064 
2065 	err = mv88e6xxx_disable_ports(chip);
2066 	if (err)
2067 		return err;
2068 
2069 	mv88e6xxx_hardware_reset(chip);
2070 
2071 	return mv88e6xxx_software_reset(chip);
2072 }
2073 
2074 static int mv88e6xxx_set_port_mode(struct mv88e6xxx_chip *chip, int port,
2075 				   enum mv88e6xxx_frame_mode frame,
2076 				   enum mv88e6xxx_egress_mode egress, u16 etype)
2077 {
2078 	int err;
2079 
2080 	if (!chip->info->ops->port_set_frame_mode)
2081 		return -EOPNOTSUPP;
2082 
2083 	err = mv88e6xxx_port_set_egress_mode(chip, port, egress);
2084 	if (err)
2085 		return err;
2086 
2087 	err = chip->info->ops->port_set_frame_mode(chip, port, frame);
2088 	if (err)
2089 		return err;
2090 
2091 	if (chip->info->ops->port_set_ether_type)
2092 		return chip->info->ops->port_set_ether_type(chip, port, etype);
2093 
2094 	return 0;
2095 }
2096 
2097 static int mv88e6xxx_set_port_mode_normal(struct mv88e6xxx_chip *chip, int port)
2098 {
2099 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_NORMAL,
2100 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
2101 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2102 }
2103 
2104 static int mv88e6xxx_set_port_mode_dsa(struct mv88e6xxx_chip *chip, int port)
2105 {
2106 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_DSA,
2107 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
2108 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2109 }
2110 
2111 static int mv88e6xxx_set_port_mode_edsa(struct mv88e6xxx_chip *chip, int port)
2112 {
2113 	return mv88e6xxx_set_port_mode(chip, port,
2114 				       MV88E6XXX_FRAME_MODE_ETHERTYPE,
2115 				       MV88E6XXX_EGRESS_MODE_ETHERTYPE,
2116 				       ETH_P_EDSA);
2117 }
2118 
2119 static int mv88e6xxx_setup_port_mode(struct mv88e6xxx_chip *chip, int port)
2120 {
2121 	if (dsa_is_dsa_port(chip->ds, port))
2122 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2123 
2124 	if (dsa_is_user_port(chip->ds, port))
2125 		return mv88e6xxx_set_port_mode_normal(chip, port);
2126 
2127 	/* Setup CPU port mode depending on its supported tag format */
2128 	if (chip->info->tag_protocol == DSA_TAG_PROTO_DSA)
2129 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2130 
2131 	if (chip->info->tag_protocol == DSA_TAG_PROTO_EDSA)
2132 		return mv88e6xxx_set_port_mode_edsa(chip, port);
2133 
2134 	return -EINVAL;
2135 }
2136 
2137 static int mv88e6xxx_setup_message_port(struct mv88e6xxx_chip *chip, int port)
2138 {
2139 	bool message = dsa_is_dsa_port(chip->ds, port);
2140 
2141 	return mv88e6xxx_port_set_message_port(chip, port, message);
2142 }
2143 
2144 static int mv88e6xxx_setup_egress_floods(struct mv88e6xxx_chip *chip, int port)
2145 {
2146 	struct dsa_switch *ds = chip->ds;
2147 	bool flood;
2148 
2149 	/* Upstream ports flood frames with unknown unicast or multicast DA */
2150 	flood = dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port);
2151 	if (chip->info->ops->port_set_egress_floods)
2152 		return chip->info->ops->port_set_egress_floods(chip, port,
2153 							       flood, flood);
2154 
2155 	return 0;
2156 }
2157 
2158 static int mv88e6xxx_serdes_power(struct mv88e6xxx_chip *chip, int port,
2159 				  bool on)
2160 {
2161 	if (chip->info->ops->serdes_power)
2162 		return chip->info->ops->serdes_power(chip, port, on);
2163 
2164 	return 0;
2165 }
2166 
2167 static int mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip *chip, int port)
2168 {
2169 	struct dsa_switch *ds = chip->ds;
2170 	int upstream_port;
2171 	int err;
2172 
2173 	upstream_port = dsa_upstream_port(ds, port);
2174 	if (chip->info->ops->port_set_upstream_port) {
2175 		err = chip->info->ops->port_set_upstream_port(chip, port,
2176 							      upstream_port);
2177 		if (err)
2178 			return err;
2179 	}
2180 
2181 	if (port == upstream_port) {
2182 		if (chip->info->ops->set_cpu_port) {
2183 			err = chip->info->ops->set_cpu_port(chip,
2184 							    upstream_port);
2185 			if (err)
2186 				return err;
2187 		}
2188 
2189 		if (chip->info->ops->set_egress_port) {
2190 			err = chip->info->ops->set_egress_port(chip,
2191 							       upstream_port);
2192 			if (err)
2193 				return err;
2194 		}
2195 	}
2196 
2197 	return 0;
2198 }
2199 
2200 static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port)
2201 {
2202 	struct dsa_switch *ds = chip->ds;
2203 	int err;
2204 	u16 reg;
2205 
2206 	chip->ports[port].chip = chip;
2207 	chip->ports[port].port = port;
2208 
2209 	/* MAC Forcing register: don't force link, speed, duplex or flow control
2210 	 * state to any particular values on physical ports, but force the CPU
2211 	 * port and all DSA ports to their maximum bandwidth and full duplex.
2212 	 */
2213 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
2214 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_FORCED_UP,
2215 					       SPEED_MAX, DUPLEX_FULL,
2216 					       PAUSE_OFF,
2217 					       PHY_INTERFACE_MODE_NA);
2218 	else
2219 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_UNFORCED,
2220 					       SPEED_UNFORCED, DUPLEX_UNFORCED,
2221 					       PAUSE_ON,
2222 					       PHY_INTERFACE_MODE_NA);
2223 	if (err)
2224 		return err;
2225 
2226 	/* Port Control: disable Drop-on-Unlock, disable Drop-on-Lock,
2227 	 * disable Header mode, enable IGMP/MLD snooping, disable VLAN
2228 	 * tunneling, determine priority by looking at 802.1p and IP
2229 	 * priority fields (IP prio has precedence), and set STP state
2230 	 * to Forwarding.
2231 	 *
2232 	 * If this is the CPU link, use DSA or EDSA tagging depending
2233 	 * on which tagging mode was configured.
2234 	 *
2235 	 * If this is a link to another switch, use DSA tagging mode.
2236 	 *
2237 	 * If this is the upstream port for this switch, enable
2238 	 * forwarding of unknown unicasts and multicasts.
2239 	 */
2240 	reg = MV88E6XXX_PORT_CTL0_IGMP_MLD_SNOOP |
2241 		MV88E6185_PORT_CTL0_USE_TAG | MV88E6185_PORT_CTL0_USE_IP |
2242 		MV88E6XXX_PORT_CTL0_STATE_FORWARDING;
2243 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg);
2244 	if (err)
2245 		return err;
2246 
2247 	err = mv88e6xxx_setup_port_mode(chip, port);
2248 	if (err)
2249 		return err;
2250 
2251 	err = mv88e6xxx_setup_egress_floods(chip, port);
2252 	if (err)
2253 		return err;
2254 
2255 	/* Enable the SERDES interface for DSA and CPU ports. Normal
2256 	 * ports SERDES are enabled when the port is enabled, thus
2257 	 * saving a bit of power.
2258 	 */
2259 	if ((dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))) {
2260 		err = mv88e6xxx_serdes_power(chip, port, true);
2261 		if (err)
2262 			return err;
2263 	}
2264 
2265 	/* Port Control 2: don't force a good FCS, set the maximum frame size to
2266 	 * 10240 bytes, disable 802.1q tags checking, don't discard tagged or
2267 	 * untagged frames on this port, do a destination address lookup on all
2268 	 * received packets as usual, disable ARP mirroring and don't send a
2269 	 * copy of all transmitted/received frames on this port to the CPU.
2270 	 */
2271 	err = mv88e6xxx_port_set_map_da(chip, port);
2272 	if (err)
2273 		return err;
2274 
2275 	err = mv88e6xxx_setup_upstream_port(chip, port);
2276 	if (err)
2277 		return err;
2278 
2279 	err = mv88e6xxx_port_set_8021q_mode(chip, port,
2280 				MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED);
2281 	if (err)
2282 		return err;
2283 
2284 	if (chip->info->ops->port_set_jumbo_size) {
2285 		err = chip->info->ops->port_set_jumbo_size(chip, port, 10240);
2286 		if (err)
2287 			return err;
2288 	}
2289 
2290 	/* Port Association Vector: when learning source addresses
2291 	 * of packets, add the address to the address database using
2292 	 * a port bitmap that has only the bit for this port set and
2293 	 * the other bits clear.
2294 	 */
2295 	reg = 1 << port;
2296 	/* Disable learning for CPU port */
2297 	if (dsa_is_cpu_port(ds, port))
2298 		reg = 0;
2299 
2300 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ASSOC_VECTOR,
2301 				   reg);
2302 	if (err)
2303 		return err;
2304 
2305 	/* Egress rate control 2: disable egress rate control. */
2306 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_EGRESS_RATE_CTL2,
2307 				   0x0000);
2308 	if (err)
2309 		return err;
2310 
2311 	if (chip->info->ops->port_pause_limit) {
2312 		err = chip->info->ops->port_pause_limit(chip, port, 0, 0);
2313 		if (err)
2314 			return err;
2315 	}
2316 
2317 	if (chip->info->ops->port_disable_learn_limit) {
2318 		err = chip->info->ops->port_disable_learn_limit(chip, port);
2319 		if (err)
2320 			return err;
2321 	}
2322 
2323 	if (chip->info->ops->port_disable_pri_override) {
2324 		err = chip->info->ops->port_disable_pri_override(chip, port);
2325 		if (err)
2326 			return err;
2327 	}
2328 
2329 	if (chip->info->ops->port_tag_remap) {
2330 		err = chip->info->ops->port_tag_remap(chip, port);
2331 		if (err)
2332 			return err;
2333 	}
2334 
2335 	if (chip->info->ops->port_egress_rate_limiting) {
2336 		err = chip->info->ops->port_egress_rate_limiting(chip, port);
2337 		if (err)
2338 			return err;
2339 	}
2340 
2341 	err = mv88e6xxx_setup_message_port(chip, port);
2342 	if (err)
2343 		return err;
2344 
2345 	/* Port based VLAN map: give each port the same default address
2346 	 * database, and allow bidirectional communication between the
2347 	 * CPU and DSA port(s), and the other ports.
2348 	 */
2349 	err = mv88e6xxx_port_set_fid(chip, port, 0);
2350 	if (err)
2351 		return err;
2352 
2353 	err = mv88e6xxx_port_vlan_map(chip, port);
2354 	if (err)
2355 		return err;
2356 
2357 	/* Default VLAN ID and priority: don't set a default VLAN
2358 	 * ID, and set the default packet priority to zero.
2359 	 */
2360 	return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_DEFAULT_VLAN, 0);
2361 }
2362 
2363 static int mv88e6xxx_port_enable(struct dsa_switch *ds, int port,
2364 				 struct phy_device *phydev)
2365 {
2366 	struct mv88e6xxx_chip *chip = ds->priv;
2367 	int err;
2368 
2369 	mutex_lock(&chip->reg_lock);
2370 
2371 	err = mv88e6xxx_serdes_power(chip, port, true);
2372 
2373 	if (!err && chip->info->ops->serdes_irq_setup)
2374 		err = chip->info->ops->serdes_irq_setup(chip, port);
2375 
2376 	mutex_unlock(&chip->reg_lock);
2377 
2378 	return err;
2379 }
2380 
2381 static void mv88e6xxx_port_disable(struct dsa_switch *ds, int port,
2382 				   struct phy_device *phydev)
2383 {
2384 	struct mv88e6xxx_chip *chip = ds->priv;
2385 
2386 	mutex_lock(&chip->reg_lock);
2387 
2388 	if (chip->info->ops->serdes_irq_free)
2389 		chip->info->ops->serdes_irq_free(chip, port);
2390 
2391 	if (mv88e6xxx_serdes_power(chip, port, false))
2392 		dev_err(chip->dev, "failed to power off SERDES\n");
2393 
2394 	mutex_unlock(&chip->reg_lock);
2395 }
2396 
2397 static int mv88e6xxx_set_ageing_time(struct dsa_switch *ds,
2398 				     unsigned int ageing_time)
2399 {
2400 	struct mv88e6xxx_chip *chip = ds->priv;
2401 	int err;
2402 
2403 	mutex_lock(&chip->reg_lock);
2404 	err = mv88e6xxx_g1_atu_set_age_time(chip, ageing_time);
2405 	mutex_unlock(&chip->reg_lock);
2406 
2407 	return err;
2408 }
2409 
2410 static int mv88e6xxx_stats_setup(struct mv88e6xxx_chip *chip)
2411 {
2412 	int err;
2413 
2414 	/* Initialize the statistics unit */
2415 	if (chip->info->ops->stats_set_histogram) {
2416 		err = chip->info->ops->stats_set_histogram(chip);
2417 		if (err)
2418 			return err;
2419 	}
2420 
2421 	return mv88e6xxx_g1_stats_clear(chip);
2422 }
2423 
2424 /* The mv88e6390 has some hidden registers used for debug and
2425  * development. The errata also makes use of them.
2426  */
2427 static int mv88e6390_hidden_write(struct mv88e6xxx_chip *chip, int port,
2428 				  int reg, u16 val)
2429 {
2430 	u16 ctrl;
2431 	int err;
2432 
2433 	err = mv88e6xxx_port_write(chip, PORT_RESERVED_1A_DATA_PORT,
2434 				   PORT_RESERVED_1A, val);
2435 	if (err)
2436 		return err;
2437 
2438 	ctrl = PORT_RESERVED_1A_BUSY | PORT_RESERVED_1A_WRITE |
2439 	       PORT_RESERVED_1A_BLOCK | port << PORT_RESERVED_1A_PORT_SHIFT |
2440 	       reg;
2441 
2442 	return mv88e6xxx_port_write(chip, PORT_RESERVED_1A_CTRL_PORT,
2443 				    PORT_RESERVED_1A, ctrl);
2444 }
2445 
2446 static int mv88e6390_hidden_wait(struct mv88e6xxx_chip *chip)
2447 {
2448 	return mv88e6xxx_wait(chip, PORT_RESERVED_1A_CTRL_PORT,
2449 			      PORT_RESERVED_1A, PORT_RESERVED_1A_BUSY);
2450 }
2451 
2452 
2453 static int mv88e6390_hidden_read(struct mv88e6xxx_chip *chip, int port,
2454 				  int reg, u16 *val)
2455 {
2456 	u16 ctrl;
2457 	int err;
2458 
2459 	ctrl = PORT_RESERVED_1A_BUSY | PORT_RESERVED_1A_READ |
2460 	       PORT_RESERVED_1A_BLOCK | port << PORT_RESERVED_1A_PORT_SHIFT |
2461 	       reg;
2462 
2463 	err = mv88e6xxx_port_write(chip, PORT_RESERVED_1A_CTRL_PORT,
2464 				   PORT_RESERVED_1A, ctrl);
2465 	if (err)
2466 		return err;
2467 
2468 	err = mv88e6390_hidden_wait(chip);
2469 	if (err)
2470 		return err;
2471 
2472 	return 	mv88e6xxx_port_read(chip, PORT_RESERVED_1A_DATA_PORT,
2473 				    PORT_RESERVED_1A, val);
2474 }
2475 
2476 /* Check if the errata has already been applied. */
2477 static bool mv88e6390_setup_errata_applied(struct mv88e6xxx_chip *chip)
2478 {
2479 	int port;
2480 	int err;
2481 	u16 val;
2482 
2483 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2484 		err = mv88e6390_hidden_read(chip, port, 0, &val);
2485 		if (err) {
2486 			dev_err(chip->dev,
2487 				"Error reading hidden register: %d\n", err);
2488 			return false;
2489 		}
2490 		if (val != 0x01c0)
2491 			return false;
2492 	}
2493 
2494 	return true;
2495 }
2496 
2497 /* The 6390 copper ports have an errata which require poking magic
2498  * values into undocumented hidden registers and then performing a
2499  * software reset.
2500  */
2501 static int mv88e6390_setup_errata(struct mv88e6xxx_chip *chip)
2502 {
2503 	int port;
2504 	int err;
2505 
2506 	if (mv88e6390_setup_errata_applied(chip))
2507 		return 0;
2508 
2509 	/* Set the ports into blocking mode */
2510 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2511 		err = mv88e6xxx_port_set_state(chip, port, BR_STATE_DISABLED);
2512 		if (err)
2513 			return err;
2514 	}
2515 
2516 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2517 		err = mv88e6390_hidden_write(chip, port, 0, 0x01c0);
2518 		if (err)
2519 			return err;
2520 	}
2521 
2522 	return mv88e6xxx_software_reset(chip);
2523 }
2524 
2525 static int mv88e6xxx_setup(struct dsa_switch *ds)
2526 {
2527 	struct mv88e6xxx_chip *chip = ds->priv;
2528 	u8 cmode;
2529 	int err;
2530 	int i;
2531 
2532 	chip->ds = ds;
2533 	ds->slave_mii_bus = mv88e6xxx_default_mdio_bus(chip);
2534 
2535 	mutex_lock(&chip->reg_lock);
2536 
2537 	if (chip->info->ops->setup_errata) {
2538 		err = chip->info->ops->setup_errata(chip);
2539 		if (err)
2540 			goto unlock;
2541 	}
2542 
2543 	/* Cache the cmode of each port. */
2544 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2545 		if (chip->info->ops->port_get_cmode) {
2546 			err = chip->info->ops->port_get_cmode(chip, i, &cmode);
2547 			if (err)
2548 				goto unlock;
2549 
2550 			chip->ports[i].cmode = cmode;
2551 		}
2552 	}
2553 
2554 	/* Setup Switch Port Registers */
2555 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2556 		if (dsa_is_unused_port(ds, i))
2557 			continue;
2558 
2559 		err = mv88e6xxx_setup_port(chip, i);
2560 		if (err)
2561 			goto unlock;
2562 	}
2563 
2564 	err = mv88e6xxx_irl_setup(chip);
2565 	if (err)
2566 		goto unlock;
2567 
2568 	err = mv88e6xxx_mac_setup(chip);
2569 	if (err)
2570 		goto unlock;
2571 
2572 	err = mv88e6xxx_phy_setup(chip);
2573 	if (err)
2574 		goto unlock;
2575 
2576 	err = mv88e6xxx_vtu_setup(chip);
2577 	if (err)
2578 		goto unlock;
2579 
2580 	err = mv88e6xxx_pvt_setup(chip);
2581 	if (err)
2582 		goto unlock;
2583 
2584 	err = mv88e6xxx_atu_setup(chip);
2585 	if (err)
2586 		goto unlock;
2587 
2588 	err = mv88e6xxx_broadcast_setup(chip, 0);
2589 	if (err)
2590 		goto unlock;
2591 
2592 	err = mv88e6xxx_pot_setup(chip);
2593 	if (err)
2594 		goto unlock;
2595 
2596 	err = mv88e6xxx_rmu_setup(chip);
2597 	if (err)
2598 		goto unlock;
2599 
2600 	err = mv88e6xxx_rsvd2cpu_setup(chip);
2601 	if (err)
2602 		goto unlock;
2603 
2604 	err = mv88e6xxx_trunk_setup(chip);
2605 	if (err)
2606 		goto unlock;
2607 
2608 	err = mv88e6xxx_devmap_setup(chip);
2609 	if (err)
2610 		goto unlock;
2611 
2612 	err = mv88e6xxx_pri_setup(chip);
2613 	if (err)
2614 		goto unlock;
2615 
2616 	/* Setup PTP Hardware Clock and timestamping */
2617 	if (chip->info->ptp_support) {
2618 		err = mv88e6xxx_ptp_setup(chip);
2619 		if (err)
2620 			goto unlock;
2621 
2622 		err = mv88e6xxx_hwtstamp_setup(chip);
2623 		if (err)
2624 			goto unlock;
2625 	}
2626 
2627 	err = mv88e6xxx_stats_setup(chip);
2628 	if (err)
2629 		goto unlock;
2630 
2631 unlock:
2632 	mutex_unlock(&chip->reg_lock);
2633 
2634 	return err;
2635 }
2636 
2637 static int mv88e6xxx_mdio_read(struct mii_bus *bus, int phy, int reg)
2638 {
2639 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
2640 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
2641 	u16 val;
2642 	int err;
2643 
2644 	if (!chip->info->ops->phy_read)
2645 		return -EOPNOTSUPP;
2646 
2647 	mutex_lock(&chip->reg_lock);
2648 	err = chip->info->ops->phy_read(chip, bus, phy, reg, &val);
2649 	mutex_unlock(&chip->reg_lock);
2650 
2651 	if (reg == MII_PHYSID2) {
2652 		/* Some internal PHYs don't have a model number. */
2653 		if (chip->info->family != MV88E6XXX_FAMILY_6165)
2654 			/* Then there is the 6165 family. It gets is
2655 			 * PHYs correct. But it can also have two
2656 			 * SERDES interfaces in the PHY address
2657 			 * space. And these don't have a model
2658 			 * number. But they are not PHYs, so we don't
2659 			 * want to give them something a PHY driver
2660 			 * will recognise.
2661 			 *
2662 			 * Use the mv88e6390 family model number
2663 			 * instead, for anything which really could be
2664 			 * a PHY,
2665 			 */
2666 			if (!(val & 0x3f0))
2667 				val |= MV88E6XXX_PORT_SWITCH_ID_PROD_6390 >> 4;
2668 	}
2669 
2670 	return err ? err : val;
2671 }
2672 
2673 static int mv88e6xxx_mdio_write(struct mii_bus *bus, int phy, int reg, u16 val)
2674 {
2675 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
2676 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
2677 	int err;
2678 
2679 	if (!chip->info->ops->phy_write)
2680 		return -EOPNOTSUPP;
2681 
2682 	mutex_lock(&chip->reg_lock);
2683 	err = chip->info->ops->phy_write(chip, bus, phy, reg, val);
2684 	mutex_unlock(&chip->reg_lock);
2685 
2686 	return err;
2687 }
2688 
2689 static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip,
2690 				   struct device_node *np,
2691 				   bool external)
2692 {
2693 	static int index;
2694 	struct mv88e6xxx_mdio_bus *mdio_bus;
2695 	struct mii_bus *bus;
2696 	int err;
2697 
2698 	if (external) {
2699 		mutex_lock(&chip->reg_lock);
2700 		err = mv88e6xxx_g2_scratch_gpio_set_smi(chip, true);
2701 		mutex_unlock(&chip->reg_lock);
2702 
2703 		if (err)
2704 			return err;
2705 	}
2706 
2707 	bus = devm_mdiobus_alloc_size(chip->dev, sizeof(*mdio_bus));
2708 	if (!bus)
2709 		return -ENOMEM;
2710 
2711 	mdio_bus = bus->priv;
2712 	mdio_bus->bus = bus;
2713 	mdio_bus->chip = chip;
2714 	INIT_LIST_HEAD(&mdio_bus->list);
2715 	mdio_bus->external = external;
2716 
2717 	if (np) {
2718 		bus->name = np->full_name;
2719 		snprintf(bus->id, MII_BUS_ID_SIZE, "%pOF", np);
2720 	} else {
2721 		bus->name = "mv88e6xxx SMI";
2722 		snprintf(bus->id, MII_BUS_ID_SIZE, "mv88e6xxx-%d", index++);
2723 	}
2724 
2725 	bus->read = mv88e6xxx_mdio_read;
2726 	bus->write = mv88e6xxx_mdio_write;
2727 	bus->parent = chip->dev;
2728 
2729 	if (!external) {
2730 		err = mv88e6xxx_g2_irq_mdio_setup(chip, bus);
2731 		if (err)
2732 			return err;
2733 	}
2734 
2735 	err = of_mdiobus_register(bus, np);
2736 	if (err) {
2737 		dev_err(chip->dev, "Cannot register MDIO bus (%d)\n", err);
2738 		mv88e6xxx_g2_irq_mdio_free(chip, bus);
2739 		return err;
2740 	}
2741 
2742 	if (external)
2743 		list_add_tail(&mdio_bus->list, &chip->mdios);
2744 	else
2745 		list_add(&mdio_bus->list, &chip->mdios);
2746 
2747 	return 0;
2748 }
2749 
2750 static const struct of_device_id mv88e6xxx_mdio_external_match[] = {
2751 	{ .compatible = "marvell,mv88e6xxx-mdio-external",
2752 	  .data = (void *)true },
2753 	{ },
2754 };
2755 
2756 static void mv88e6xxx_mdios_unregister(struct mv88e6xxx_chip *chip)
2757 
2758 {
2759 	struct mv88e6xxx_mdio_bus *mdio_bus;
2760 	struct mii_bus *bus;
2761 
2762 	list_for_each_entry(mdio_bus, &chip->mdios, list) {
2763 		bus = mdio_bus->bus;
2764 
2765 		if (!mdio_bus->external)
2766 			mv88e6xxx_g2_irq_mdio_free(chip, bus);
2767 
2768 		mdiobus_unregister(bus);
2769 	}
2770 }
2771 
2772 static int mv88e6xxx_mdios_register(struct mv88e6xxx_chip *chip,
2773 				    struct device_node *np)
2774 {
2775 	const struct of_device_id *match;
2776 	struct device_node *child;
2777 	int err;
2778 
2779 	/* Always register one mdio bus for the internal/default mdio
2780 	 * bus. This maybe represented in the device tree, but is
2781 	 * optional.
2782 	 */
2783 	child = of_get_child_by_name(np, "mdio");
2784 	err = mv88e6xxx_mdio_register(chip, child, false);
2785 	if (err)
2786 		return err;
2787 
2788 	/* Walk the device tree, and see if there are any other nodes
2789 	 * which say they are compatible with the external mdio
2790 	 * bus.
2791 	 */
2792 	for_each_available_child_of_node(np, child) {
2793 		match = of_match_node(mv88e6xxx_mdio_external_match, child);
2794 		if (match) {
2795 			err = mv88e6xxx_mdio_register(chip, child, true);
2796 			if (err) {
2797 				mv88e6xxx_mdios_unregister(chip);
2798 				return err;
2799 			}
2800 		}
2801 	}
2802 
2803 	return 0;
2804 }
2805 
2806 static int mv88e6xxx_get_eeprom_len(struct dsa_switch *ds)
2807 {
2808 	struct mv88e6xxx_chip *chip = ds->priv;
2809 
2810 	return chip->eeprom_len;
2811 }
2812 
2813 static int mv88e6xxx_get_eeprom(struct dsa_switch *ds,
2814 				struct ethtool_eeprom *eeprom, u8 *data)
2815 {
2816 	struct mv88e6xxx_chip *chip = ds->priv;
2817 	int err;
2818 
2819 	if (!chip->info->ops->get_eeprom)
2820 		return -EOPNOTSUPP;
2821 
2822 	mutex_lock(&chip->reg_lock);
2823 	err = chip->info->ops->get_eeprom(chip, eeprom, data);
2824 	mutex_unlock(&chip->reg_lock);
2825 
2826 	if (err)
2827 		return err;
2828 
2829 	eeprom->magic = 0xc3ec4951;
2830 
2831 	return 0;
2832 }
2833 
2834 static int mv88e6xxx_set_eeprom(struct dsa_switch *ds,
2835 				struct ethtool_eeprom *eeprom, u8 *data)
2836 {
2837 	struct mv88e6xxx_chip *chip = ds->priv;
2838 	int err;
2839 
2840 	if (!chip->info->ops->set_eeprom)
2841 		return -EOPNOTSUPP;
2842 
2843 	if (eeprom->magic != 0xc3ec4951)
2844 		return -EINVAL;
2845 
2846 	mutex_lock(&chip->reg_lock);
2847 	err = chip->info->ops->set_eeprom(chip, eeprom, data);
2848 	mutex_unlock(&chip->reg_lock);
2849 
2850 	return err;
2851 }
2852 
2853 static const struct mv88e6xxx_ops mv88e6085_ops = {
2854 	/* MV88E6XXX_FAMILY_6097 */
2855 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2856 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2857 	.irl_init_all = mv88e6352_g2_irl_init_all,
2858 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2859 	.phy_read = mv88e6185_phy_ppu_read,
2860 	.phy_write = mv88e6185_phy_ppu_write,
2861 	.port_set_link = mv88e6xxx_port_set_link,
2862 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2863 	.port_set_speed = mv88e6185_port_set_speed,
2864 	.port_tag_remap = mv88e6095_port_tag_remap,
2865 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2866 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2867 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2868 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
2869 	.port_pause_limit = mv88e6097_port_pause_limit,
2870 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2871 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2872 	.port_link_state = mv88e6352_port_link_state,
2873 	.port_get_cmode = mv88e6185_port_get_cmode,
2874 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2875 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2876 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2877 	.stats_get_strings = mv88e6095_stats_get_strings,
2878 	.stats_get_stats = mv88e6095_stats_get_stats,
2879 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2880 	.set_egress_port = mv88e6095_g1_set_egress_port,
2881 	.watchdog_ops = &mv88e6097_watchdog_ops,
2882 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2883 	.pot_clear = mv88e6xxx_g2_pot_clear,
2884 	.ppu_enable = mv88e6185_g1_ppu_enable,
2885 	.ppu_disable = mv88e6185_g1_ppu_disable,
2886 	.reset = mv88e6185_g1_reset,
2887 	.rmu_disable = mv88e6085_g1_rmu_disable,
2888 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2889 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2890 	.phylink_validate = mv88e6185_phylink_validate,
2891 };
2892 
2893 static const struct mv88e6xxx_ops mv88e6095_ops = {
2894 	/* MV88E6XXX_FAMILY_6095 */
2895 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2896 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2897 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2898 	.phy_read = mv88e6185_phy_ppu_read,
2899 	.phy_write = mv88e6185_phy_ppu_write,
2900 	.port_set_link = mv88e6xxx_port_set_link,
2901 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2902 	.port_set_speed = mv88e6185_port_set_speed,
2903 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
2904 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
2905 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
2906 	.port_link_state = mv88e6185_port_link_state,
2907 	.port_get_cmode = mv88e6185_port_get_cmode,
2908 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2909 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2910 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2911 	.stats_get_strings = mv88e6095_stats_get_strings,
2912 	.stats_get_stats = mv88e6095_stats_get_stats,
2913 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
2914 	.ppu_enable = mv88e6185_g1_ppu_enable,
2915 	.ppu_disable = mv88e6185_g1_ppu_disable,
2916 	.reset = mv88e6185_g1_reset,
2917 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
2918 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
2919 	.phylink_validate = mv88e6185_phylink_validate,
2920 };
2921 
2922 static const struct mv88e6xxx_ops mv88e6097_ops = {
2923 	/* MV88E6XXX_FAMILY_6097 */
2924 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2925 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2926 	.irl_init_all = mv88e6352_g2_irl_init_all,
2927 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2928 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2929 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2930 	.port_set_link = mv88e6xxx_port_set_link,
2931 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2932 	.port_set_speed = mv88e6185_port_set_speed,
2933 	.port_tag_remap = mv88e6095_port_tag_remap,
2934 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2935 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2936 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2937 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
2938 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
2939 	.port_pause_limit = mv88e6097_port_pause_limit,
2940 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2941 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2942 	.port_link_state = mv88e6352_port_link_state,
2943 	.port_get_cmode = mv88e6185_port_get_cmode,
2944 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2945 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2946 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2947 	.stats_get_strings = mv88e6095_stats_get_strings,
2948 	.stats_get_stats = mv88e6095_stats_get_stats,
2949 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2950 	.set_egress_port = mv88e6095_g1_set_egress_port,
2951 	.watchdog_ops = &mv88e6097_watchdog_ops,
2952 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2953 	.pot_clear = mv88e6xxx_g2_pot_clear,
2954 	.reset = mv88e6352_g1_reset,
2955 	.rmu_disable = mv88e6085_g1_rmu_disable,
2956 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2957 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2958 	.phylink_validate = mv88e6185_phylink_validate,
2959 };
2960 
2961 static const struct mv88e6xxx_ops mv88e6123_ops = {
2962 	/* MV88E6XXX_FAMILY_6165 */
2963 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2964 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2965 	.irl_init_all = mv88e6352_g2_irl_init_all,
2966 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2967 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2968 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2969 	.port_set_link = mv88e6xxx_port_set_link,
2970 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2971 	.port_set_speed = mv88e6185_port_set_speed,
2972 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
2973 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2974 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2975 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2976 	.port_link_state = mv88e6352_port_link_state,
2977 	.port_get_cmode = mv88e6185_port_get_cmode,
2978 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
2979 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2980 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2981 	.stats_get_strings = mv88e6095_stats_get_strings,
2982 	.stats_get_stats = mv88e6095_stats_get_stats,
2983 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2984 	.set_egress_port = mv88e6095_g1_set_egress_port,
2985 	.watchdog_ops = &mv88e6097_watchdog_ops,
2986 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2987 	.pot_clear = mv88e6xxx_g2_pot_clear,
2988 	.reset = mv88e6352_g1_reset,
2989 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2990 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2991 	.phylink_validate = mv88e6185_phylink_validate,
2992 };
2993 
2994 static const struct mv88e6xxx_ops mv88e6131_ops = {
2995 	/* MV88E6XXX_FAMILY_6185 */
2996 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2997 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2998 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2999 	.phy_read = mv88e6185_phy_ppu_read,
3000 	.phy_write = mv88e6185_phy_ppu_write,
3001 	.port_set_link = mv88e6xxx_port_set_link,
3002 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3003 	.port_set_speed = mv88e6185_port_set_speed,
3004 	.port_tag_remap = mv88e6095_port_tag_remap,
3005 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3006 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
3007 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3008 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
3009 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3010 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3011 	.port_pause_limit = mv88e6097_port_pause_limit,
3012 	.port_set_pause = mv88e6185_port_set_pause,
3013 	.port_link_state = mv88e6352_port_link_state,
3014 	.port_get_cmode = mv88e6185_port_get_cmode,
3015 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3016 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3017 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3018 	.stats_get_strings = mv88e6095_stats_get_strings,
3019 	.stats_get_stats = mv88e6095_stats_get_stats,
3020 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3021 	.set_egress_port = mv88e6095_g1_set_egress_port,
3022 	.watchdog_ops = &mv88e6097_watchdog_ops,
3023 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
3024 	.ppu_enable = mv88e6185_g1_ppu_enable,
3025 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
3026 	.ppu_disable = mv88e6185_g1_ppu_disable,
3027 	.reset = mv88e6185_g1_reset,
3028 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3029 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3030 	.phylink_validate = mv88e6185_phylink_validate,
3031 };
3032 
3033 static const struct mv88e6xxx_ops mv88e6141_ops = {
3034 	/* MV88E6XXX_FAMILY_6341 */
3035 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3036 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3037 	.irl_init_all = mv88e6352_g2_irl_init_all,
3038 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3039 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3040 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3041 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3042 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3043 	.port_set_link = mv88e6xxx_port_set_link,
3044 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3045 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3046 	.port_set_speed = mv88e6341_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 = mv88e6352_port_set_egress_floods,
3050 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3051 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3052 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3053 	.port_pause_limit = mv88e6097_port_pause_limit,
3054 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3055 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3056 	.port_link_state = mv88e6352_port_link_state,
3057 	.port_get_cmode = mv88e6352_port_get_cmode,
3058 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3059 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3060 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3061 	.stats_get_strings = mv88e6320_stats_get_strings,
3062 	.stats_get_stats = mv88e6390_stats_get_stats,
3063 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3064 	.set_egress_port = mv88e6390_g1_set_egress_port,
3065 	.watchdog_ops = &mv88e6390_watchdog_ops,
3066 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
3067 	.pot_clear = mv88e6xxx_g2_pot_clear,
3068 	.reset = mv88e6352_g1_reset,
3069 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3070 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3071 	.serdes_power = mv88e6341_serdes_power,
3072 	.gpio_ops = &mv88e6352_gpio_ops,
3073 	.phylink_validate = mv88e6390_phylink_validate,
3074 };
3075 
3076 static const struct mv88e6xxx_ops mv88e6161_ops = {
3077 	/* MV88E6XXX_FAMILY_6165 */
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 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3082 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3083 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3084 	.port_set_link = mv88e6xxx_port_set_link,
3085 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3086 	.port_set_speed = mv88e6185_port_set_speed,
3087 	.port_tag_remap = mv88e6095_port_tag_remap,
3088 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3089 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3090 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3091 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3092 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3093 	.port_pause_limit = mv88e6097_port_pause_limit,
3094 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3095 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3096 	.port_link_state = mv88e6352_port_link_state,
3097 	.port_get_cmode = mv88e6185_port_get_cmode,
3098 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3099 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3100 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3101 	.stats_get_strings = mv88e6095_stats_get_strings,
3102 	.stats_get_stats = mv88e6095_stats_get_stats,
3103 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3104 	.set_egress_port = mv88e6095_g1_set_egress_port,
3105 	.watchdog_ops = &mv88e6097_watchdog_ops,
3106 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3107 	.pot_clear = mv88e6xxx_g2_pot_clear,
3108 	.reset = mv88e6352_g1_reset,
3109 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3110 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3111 	.avb_ops = &mv88e6165_avb_ops,
3112 	.ptp_ops = &mv88e6165_ptp_ops,
3113 	.phylink_validate = mv88e6185_phylink_validate,
3114 };
3115 
3116 static const struct mv88e6xxx_ops mv88e6165_ops = {
3117 	/* MV88E6XXX_FAMILY_6165 */
3118 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3119 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3120 	.irl_init_all = mv88e6352_g2_irl_init_all,
3121 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3122 	.phy_read = mv88e6165_phy_read,
3123 	.phy_write = mv88e6165_phy_write,
3124 	.port_set_link = mv88e6xxx_port_set_link,
3125 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3126 	.port_set_speed = mv88e6185_port_set_speed,
3127 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3128 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3129 	.port_link_state = mv88e6352_port_link_state,
3130 	.port_get_cmode = mv88e6185_port_get_cmode,
3131 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3132 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3133 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3134 	.stats_get_strings = mv88e6095_stats_get_strings,
3135 	.stats_get_stats = mv88e6095_stats_get_stats,
3136 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3137 	.set_egress_port = mv88e6095_g1_set_egress_port,
3138 	.watchdog_ops = &mv88e6097_watchdog_ops,
3139 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3140 	.pot_clear = mv88e6xxx_g2_pot_clear,
3141 	.reset = mv88e6352_g1_reset,
3142 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3143 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3144 	.avb_ops = &mv88e6165_avb_ops,
3145 	.ptp_ops = &mv88e6165_ptp_ops,
3146 	.phylink_validate = mv88e6185_phylink_validate,
3147 };
3148 
3149 static const struct mv88e6xxx_ops mv88e6171_ops = {
3150 	/* MV88E6XXX_FAMILY_6351 */
3151 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3152 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3153 	.irl_init_all = mv88e6352_g2_irl_init_all,
3154 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3155 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3156 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3157 	.port_set_link = mv88e6xxx_port_set_link,
3158 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3159 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3160 	.port_set_speed = mv88e6185_port_set_speed,
3161 	.port_tag_remap = mv88e6095_port_tag_remap,
3162 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3163 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3164 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3165 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3166 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3167 	.port_pause_limit = mv88e6097_port_pause_limit,
3168 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3169 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3170 	.port_link_state = mv88e6352_port_link_state,
3171 	.port_get_cmode = mv88e6352_port_get_cmode,
3172 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3173 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3174 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3175 	.stats_get_strings = mv88e6095_stats_get_strings,
3176 	.stats_get_stats = mv88e6095_stats_get_stats,
3177 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3178 	.set_egress_port = mv88e6095_g1_set_egress_port,
3179 	.watchdog_ops = &mv88e6097_watchdog_ops,
3180 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3181 	.pot_clear = mv88e6xxx_g2_pot_clear,
3182 	.reset = mv88e6352_g1_reset,
3183 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3184 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3185 	.phylink_validate = mv88e6185_phylink_validate,
3186 };
3187 
3188 static const struct mv88e6xxx_ops mv88e6172_ops = {
3189 	/* MV88E6XXX_FAMILY_6352 */
3190 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3191 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3192 	.irl_init_all = mv88e6352_g2_irl_init_all,
3193 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3194 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3195 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3196 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3197 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3198 	.port_set_link = mv88e6xxx_port_set_link,
3199 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3200 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3201 	.port_set_speed = mv88e6352_port_set_speed,
3202 	.port_tag_remap = mv88e6095_port_tag_remap,
3203 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3204 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3205 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3206 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3207 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3208 	.port_pause_limit = mv88e6097_port_pause_limit,
3209 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3210 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3211 	.port_link_state = mv88e6352_port_link_state,
3212 	.port_get_cmode = mv88e6352_port_get_cmode,
3213 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3214 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3215 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3216 	.stats_get_strings = mv88e6095_stats_get_strings,
3217 	.stats_get_stats = mv88e6095_stats_get_stats,
3218 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3219 	.set_egress_port = mv88e6095_g1_set_egress_port,
3220 	.watchdog_ops = &mv88e6097_watchdog_ops,
3221 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3222 	.pot_clear = mv88e6xxx_g2_pot_clear,
3223 	.reset = mv88e6352_g1_reset,
3224 	.rmu_disable = mv88e6352_g1_rmu_disable,
3225 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3226 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3227 	.serdes_power = mv88e6352_serdes_power,
3228 	.gpio_ops = &mv88e6352_gpio_ops,
3229 	.phylink_validate = mv88e6352_phylink_validate,
3230 };
3231 
3232 static const struct mv88e6xxx_ops mv88e6175_ops = {
3233 	/* MV88E6XXX_FAMILY_6351 */
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 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3238 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3239 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3240 	.port_set_link = mv88e6xxx_port_set_link,
3241 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3242 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3243 	.port_set_speed = mv88e6185_port_set_speed,
3244 	.port_tag_remap = mv88e6095_port_tag_remap,
3245 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3246 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3247 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3248 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3249 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3250 	.port_pause_limit = mv88e6097_port_pause_limit,
3251 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3252 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3253 	.port_link_state = mv88e6352_port_link_state,
3254 	.port_get_cmode = mv88e6352_port_get_cmode,
3255 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3256 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3257 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3258 	.stats_get_strings = mv88e6095_stats_get_strings,
3259 	.stats_get_stats = mv88e6095_stats_get_stats,
3260 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3261 	.set_egress_port = mv88e6095_g1_set_egress_port,
3262 	.watchdog_ops = &mv88e6097_watchdog_ops,
3263 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3264 	.pot_clear = mv88e6xxx_g2_pot_clear,
3265 	.reset = mv88e6352_g1_reset,
3266 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3267 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3268 	.phylink_validate = mv88e6185_phylink_validate,
3269 };
3270 
3271 static const struct mv88e6xxx_ops mv88e6176_ops = {
3272 	/* MV88E6XXX_FAMILY_6352 */
3273 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3274 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3275 	.irl_init_all = mv88e6352_g2_irl_init_all,
3276 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3277 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3278 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3279 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3280 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3281 	.port_set_link = mv88e6xxx_port_set_link,
3282 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3283 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3284 	.port_set_speed = mv88e6352_port_set_speed,
3285 	.port_tag_remap = mv88e6095_port_tag_remap,
3286 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3287 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3288 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3289 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3290 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3291 	.port_pause_limit = mv88e6097_port_pause_limit,
3292 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3293 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3294 	.port_link_state = mv88e6352_port_link_state,
3295 	.port_get_cmode = mv88e6352_port_get_cmode,
3296 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3297 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3298 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3299 	.stats_get_strings = mv88e6095_stats_get_strings,
3300 	.stats_get_stats = mv88e6095_stats_get_stats,
3301 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3302 	.set_egress_port = mv88e6095_g1_set_egress_port,
3303 	.watchdog_ops = &mv88e6097_watchdog_ops,
3304 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3305 	.pot_clear = mv88e6xxx_g2_pot_clear,
3306 	.reset = mv88e6352_g1_reset,
3307 	.rmu_disable = mv88e6352_g1_rmu_disable,
3308 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3309 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3310 	.serdes_power = mv88e6352_serdes_power,
3311 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3312 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3313 	.gpio_ops = &mv88e6352_gpio_ops,
3314 	.phylink_validate = mv88e6352_phylink_validate,
3315 };
3316 
3317 static const struct mv88e6xxx_ops mv88e6185_ops = {
3318 	/* MV88E6XXX_FAMILY_6185 */
3319 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3320 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3321 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
3322 	.phy_read = mv88e6185_phy_ppu_read,
3323 	.phy_write = mv88e6185_phy_ppu_write,
3324 	.port_set_link = mv88e6xxx_port_set_link,
3325 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3326 	.port_set_speed = mv88e6185_port_set_speed,
3327 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
3328 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
3329 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
3330 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
3331 	.port_set_pause = mv88e6185_port_set_pause,
3332 	.port_link_state = mv88e6185_port_link_state,
3333 	.port_get_cmode = mv88e6185_port_get_cmode,
3334 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3335 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3336 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3337 	.stats_get_strings = mv88e6095_stats_get_strings,
3338 	.stats_get_stats = mv88e6095_stats_get_stats,
3339 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3340 	.set_egress_port = mv88e6095_g1_set_egress_port,
3341 	.watchdog_ops = &mv88e6097_watchdog_ops,
3342 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
3343 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
3344 	.ppu_enable = mv88e6185_g1_ppu_enable,
3345 	.ppu_disable = mv88e6185_g1_ppu_disable,
3346 	.reset = mv88e6185_g1_reset,
3347 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3348 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3349 	.phylink_validate = mv88e6185_phylink_validate,
3350 };
3351 
3352 static const struct mv88e6xxx_ops mv88e6190_ops = {
3353 	/* MV88E6XXX_FAMILY_6390 */
3354 	.setup_errata = mv88e6390_setup_errata,
3355 	.irl_init_all = mv88e6390_g2_irl_init_all,
3356 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3357 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3358 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3359 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3360 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3361 	.port_set_link = mv88e6xxx_port_set_link,
3362 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3363 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3364 	.port_set_speed = mv88e6390_port_set_speed,
3365 	.port_tag_remap = mv88e6390_port_tag_remap,
3366 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3367 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3368 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3369 	.port_pause_limit = mv88e6390_port_pause_limit,
3370 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3371 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3372 	.port_link_state = mv88e6352_port_link_state,
3373 	.port_get_cmode = mv88e6352_port_get_cmode,
3374 	.port_set_cmode = mv88e6390_port_set_cmode,
3375 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3376 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3377 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3378 	.stats_get_strings = mv88e6320_stats_get_strings,
3379 	.stats_get_stats = mv88e6390_stats_get_stats,
3380 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3381 	.set_egress_port = mv88e6390_g1_set_egress_port,
3382 	.watchdog_ops = &mv88e6390_watchdog_ops,
3383 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3384 	.pot_clear = mv88e6xxx_g2_pot_clear,
3385 	.reset = mv88e6352_g1_reset,
3386 	.rmu_disable = mv88e6390_g1_rmu_disable,
3387 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3388 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3389 	.serdes_power = mv88e6390_serdes_power,
3390 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3391 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3392 	.gpio_ops = &mv88e6352_gpio_ops,
3393 	.phylink_validate = mv88e6390_phylink_validate,
3394 };
3395 
3396 static const struct mv88e6xxx_ops mv88e6190x_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 = mv88e6390x_port_set_speed,
3409 	.port_tag_remap = mv88e6390_port_tag_remap,
3410 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3411 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3412 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3413 	.port_pause_limit = mv88e6390_port_pause_limit,
3414 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3415 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3416 	.port_link_state = mv88e6352_port_link_state,
3417 	.port_get_cmode = mv88e6352_port_get_cmode,
3418 	.port_set_cmode = mv88e6390x_port_set_cmode,
3419 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3420 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3421 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3422 	.stats_get_strings = mv88e6320_stats_get_strings,
3423 	.stats_get_stats = mv88e6390_stats_get_stats,
3424 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3425 	.set_egress_port = mv88e6390_g1_set_egress_port,
3426 	.watchdog_ops = &mv88e6390_watchdog_ops,
3427 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3428 	.pot_clear = mv88e6xxx_g2_pot_clear,
3429 	.reset = mv88e6352_g1_reset,
3430 	.rmu_disable = mv88e6390_g1_rmu_disable,
3431 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3432 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3433 	.serdes_power = mv88e6390x_serdes_power,
3434 	.serdes_irq_setup = mv88e6390x_serdes_irq_setup,
3435 	.serdes_irq_free = mv88e6390x_serdes_irq_free,
3436 	.gpio_ops = &mv88e6352_gpio_ops,
3437 	.phylink_validate = mv88e6390x_phylink_validate,
3438 };
3439 
3440 static const struct mv88e6xxx_ops mv88e6191_ops = {
3441 	/* MV88E6XXX_FAMILY_6390 */
3442 	.setup_errata = mv88e6390_setup_errata,
3443 	.irl_init_all = mv88e6390_g2_irl_init_all,
3444 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3445 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3446 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3447 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3448 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3449 	.port_set_link = mv88e6xxx_port_set_link,
3450 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3451 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3452 	.port_set_speed = mv88e6390_port_set_speed,
3453 	.port_tag_remap = mv88e6390_port_tag_remap,
3454 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3455 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3456 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3457 	.port_pause_limit = mv88e6390_port_pause_limit,
3458 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3459 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3460 	.port_link_state = mv88e6352_port_link_state,
3461 	.port_get_cmode = mv88e6352_port_get_cmode,
3462 	.port_set_cmode = mv88e6390_port_set_cmode,
3463 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3464 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3465 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3466 	.stats_get_strings = mv88e6320_stats_get_strings,
3467 	.stats_get_stats = mv88e6390_stats_get_stats,
3468 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3469 	.set_egress_port = mv88e6390_g1_set_egress_port,
3470 	.watchdog_ops = &mv88e6390_watchdog_ops,
3471 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3472 	.pot_clear = mv88e6xxx_g2_pot_clear,
3473 	.reset = mv88e6352_g1_reset,
3474 	.rmu_disable = mv88e6390_g1_rmu_disable,
3475 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3476 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3477 	.serdes_power = mv88e6390_serdes_power,
3478 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3479 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3480 	.avb_ops = &mv88e6390_avb_ops,
3481 	.ptp_ops = &mv88e6352_ptp_ops,
3482 	.phylink_validate = mv88e6390_phylink_validate,
3483 };
3484 
3485 static const struct mv88e6xxx_ops mv88e6240_ops = {
3486 	/* MV88E6XXX_FAMILY_6352 */
3487 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3488 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3489 	.irl_init_all = mv88e6352_g2_irl_init_all,
3490 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3491 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
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 = mv88e6352_port_set_rgmii_delay,
3498 	.port_set_speed = mv88e6352_port_set_speed,
3499 	.port_tag_remap = mv88e6095_port_tag_remap,
3500 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3501 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3502 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3503 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3504 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3505 	.port_pause_limit = mv88e6097_port_pause_limit,
3506 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3507 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3508 	.port_link_state = mv88e6352_port_link_state,
3509 	.port_get_cmode = mv88e6352_port_get_cmode,
3510 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3511 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3512 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3513 	.stats_get_strings = mv88e6095_stats_get_strings,
3514 	.stats_get_stats = mv88e6095_stats_get_stats,
3515 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3516 	.set_egress_port = mv88e6095_g1_set_egress_port,
3517 	.watchdog_ops = &mv88e6097_watchdog_ops,
3518 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3519 	.pot_clear = mv88e6xxx_g2_pot_clear,
3520 	.reset = mv88e6352_g1_reset,
3521 	.rmu_disable = mv88e6352_g1_rmu_disable,
3522 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3523 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3524 	.serdes_power = mv88e6352_serdes_power,
3525 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3526 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3527 	.gpio_ops = &mv88e6352_gpio_ops,
3528 	.avb_ops = &mv88e6352_avb_ops,
3529 	.ptp_ops = &mv88e6352_ptp_ops,
3530 	.phylink_validate = mv88e6352_phylink_validate,
3531 };
3532 
3533 static const struct mv88e6xxx_ops mv88e6290_ops = {
3534 	/* MV88E6XXX_FAMILY_6390 */
3535 	.setup_errata = mv88e6390_setup_errata,
3536 	.irl_init_all = mv88e6390_g2_irl_init_all,
3537 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3538 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
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 = mv88e6390_port_set_rgmii_delay,
3545 	.port_set_speed = mv88e6390_port_set_speed,
3546 	.port_tag_remap = mv88e6390_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_pause_limit = mv88e6390_port_pause_limit,
3551 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3552 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3553 	.port_link_state = mv88e6352_port_link_state,
3554 	.port_get_cmode = mv88e6352_port_get_cmode,
3555 	.port_set_cmode = mv88e6390_port_set_cmode,
3556 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3557 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3558 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3559 	.stats_get_strings = mv88e6320_stats_get_strings,
3560 	.stats_get_stats = mv88e6390_stats_get_stats,
3561 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3562 	.set_egress_port = mv88e6390_g1_set_egress_port,
3563 	.watchdog_ops = &mv88e6390_watchdog_ops,
3564 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3565 	.pot_clear = mv88e6xxx_g2_pot_clear,
3566 	.reset = mv88e6352_g1_reset,
3567 	.rmu_disable = mv88e6390_g1_rmu_disable,
3568 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3569 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3570 	.serdes_power = mv88e6390_serdes_power,
3571 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3572 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3573 	.gpio_ops = &mv88e6352_gpio_ops,
3574 	.avb_ops = &mv88e6390_avb_ops,
3575 	.ptp_ops = &mv88e6352_ptp_ops,
3576 	.phylink_validate = mv88e6390_phylink_validate,
3577 };
3578 
3579 static const struct mv88e6xxx_ops mv88e6320_ops = {
3580 	/* MV88E6XXX_FAMILY_6320 */
3581 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3582 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3583 	.irl_init_all = mv88e6352_g2_irl_init_all,
3584 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3585 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3586 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3587 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3588 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3589 	.port_set_link = mv88e6xxx_port_set_link,
3590 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3591 	.port_set_speed = mv88e6185_port_set_speed,
3592 	.port_tag_remap = mv88e6095_port_tag_remap,
3593 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3594 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3595 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3596 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3597 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3598 	.port_pause_limit = mv88e6097_port_pause_limit,
3599 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3600 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3601 	.port_link_state = mv88e6352_port_link_state,
3602 	.port_get_cmode = mv88e6352_port_get_cmode,
3603 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3604 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3605 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3606 	.stats_get_strings = mv88e6320_stats_get_strings,
3607 	.stats_get_stats = mv88e6320_stats_get_stats,
3608 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3609 	.set_egress_port = mv88e6095_g1_set_egress_port,
3610 	.watchdog_ops = &mv88e6390_watchdog_ops,
3611 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3612 	.pot_clear = mv88e6xxx_g2_pot_clear,
3613 	.reset = mv88e6352_g1_reset,
3614 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3615 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3616 	.gpio_ops = &mv88e6352_gpio_ops,
3617 	.avb_ops = &mv88e6352_avb_ops,
3618 	.ptp_ops = &mv88e6352_ptp_ops,
3619 	.phylink_validate = mv88e6185_phylink_validate,
3620 };
3621 
3622 static const struct mv88e6xxx_ops mv88e6321_ops = {
3623 	/* MV88E6XXX_FAMILY_6320 */
3624 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3625 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3626 	.irl_init_all = mv88e6352_g2_irl_init_all,
3627 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3628 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3629 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3630 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3631 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3632 	.port_set_link = mv88e6xxx_port_set_link,
3633 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3634 	.port_set_speed = mv88e6185_port_set_speed,
3635 	.port_tag_remap = mv88e6095_port_tag_remap,
3636 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3637 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3638 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3639 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3640 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3641 	.port_pause_limit = mv88e6097_port_pause_limit,
3642 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3643 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3644 	.port_link_state = mv88e6352_port_link_state,
3645 	.port_get_cmode = mv88e6352_port_get_cmode,
3646 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3647 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3648 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3649 	.stats_get_strings = mv88e6320_stats_get_strings,
3650 	.stats_get_stats = mv88e6320_stats_get_stats,
3651 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3652 	.set_egress_port = mv88e6095_g1_set_egress_port,
3653 	.watchdog_ops = &mv88e6390_watchdog_ops,
3654 	.reset = mv88e6352_g1_reset,
3655 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3656 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3657 	.gpio_ops = &mv88e6352_gpio_ops,
3658 	.avb_ops = &mv88e6352_avb_ops,
3659 	.ptp_ops = &mv88e6352_ptp_ops,
3660 	.phylink_validate = mv88e6185_phylink_validate,
3661 };
3662 
3663 static const struct mv88e6xxx_ops mv88e6341_ops = {
3664 	/* MV88E6XXX_FAMILY_6341 */
3665 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3666 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3667 	.irl_init_all = mv88e6352_g2_irl_init_all,
3668 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3669 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3670 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3671 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3672 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3673 	.port_set_link = mv88e6xxx_port_set_link,
3674 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3675 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3676 	.port_set_speed = mv88e6341_port_set_speed,
3677 	.port_tag_remap = mv88e6095_port_tag_remap,
3678 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3679 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3680 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3681 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3682 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3683 	.port_pause_limit = mv88e6097_port_pause_limit,
3684 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3685 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3686 	.port_link_state = mv88e6352_port_link_state,
3687 	.port_get_cmode = mv88e6352_port_get_cmode,
3688 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3689 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3690 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3691 	.stats_get_strings = mv88e6320_stats_get_strings,
3692 	.stats_get_stats = mv88e6390_stats_get_stats,
3693 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3694 	.set_egress_port = mv88e6390_g1_set_egress_port,
3695 	.watchdog_ops = &mv88e6390_watchdog_ops,
3696 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
3697 	.pot_clear = mv88e6xxx_g2_pot_clear,
3698 	.reset = mv88e6352_g1_reset,
3699 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3700 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3701 	.serdes_power = mv88e6341_serdes_power,
3702 	.gpio_ops = &mv88e6352_gpio_ops,
3703 	.avb_ops = &mv88e6390_avb_ops,
3704 	.ptp_ops = &mv88e6352_ptp_ops,
3705 	.phylink_validate = mv88e6390_phylink_validate,
3706 };
3707 
3708 static const struct mv88e6xxx_ops mv88e6350_ops = {
3709 	/* MV88E6XXX_FAMILY_6351 */
3710 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3711 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3712 	.irl_init_all = mv88e6352_g2_irl_init_all,
3713 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3714 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3715 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3716 	.port_set_link = mv88e6xxx_port_set_link,
3717 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3718 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3719 	.port_set_speed = mv88e6185_port_set_speed,
3720 	.port_tag_remap = mv88e6095_port_tag_remap,
3721 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3722 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3723 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3724 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3725 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3726 	.port_pause_limit = mv88e6097_port_pause_limit,
3727 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3728 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3729 	.port_link_state = mv88e6352_port_link_state,
3730 	.port_get_cmode = mv88e6352_port_get_cmode,
3731 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3732 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3733 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3734 	.stats_get_strings = mv88e6095_stats_get_strings,
3735 	.stats_get_stats = mv88e6095_stats_get_stats,
3736 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3737 	.set_egress_port = mv88e6095_g1_set_egress_port,
3738 	.watchdog_ops = &mv88e6097_watchdog_ops,
3739 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3740 	.pot_clear = mv88e6xxx_g2_pot_clear,
3741 	.reset = mv88e6352_g1_reset,
3742 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3743 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3744 	.phylink_validate = mv88e6185_phylink_validate,
3745 };
3746 
3747 static const struct mv88e6xxx_ops mv88e6351_ops = {
3748 	/* MV88E6XXX_FAMILY_6351 */
3749 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3750 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3751 	.irl_init_all = mv88e6352_g2_irl_init_all,
3752 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3753 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3754 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3755 	.port_set_link = mv88e6xxx_port_set_link,
3756 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3757 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3758 	.port_set_speed = mv88e6185_port_set_speed,
3759 	.port_tag_remap = mv88e6095_port_tag_remap,
3760 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3761 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3762 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3763 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3764 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3765 	.port_pause_limit = mv88e6097_port_pause_limit,
3766 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3767 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3768 	.port_link_state = mv88e6352_port_link_state,
3769 	.port_get_cmode = mv88e6352_port_get_cmode,
3770 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3771 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3772 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3773 	.stats_get_strings = mv88e6095_stats_get_strings,
3774 	.stats_get_stats = mv88e6095_stats_get_stats,
3775 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3776 	.set_egress_port = mv88e6095_g1_set_egress_port,
3777 	.watchdog_ops = &mv88e6097_watchdog_ops,
3778 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3779 	.pot_clear = mv88e6xxx_g2_pot_clear,
3780 	.reset = mv88e6352_g1_reset,
3781 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3782 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3783 	.avb_ops = &mv88e6352_avb_ops,
3784 	.ptp_ops = &mv88e6352_ptp_ops,
3785 	.phylink_validate = mv88e6185_phylink_validate,
3786 };
3787 
3788 static const struct mv88e6xxx_ops mv88e6352_ops = {
3789 	/* MV88E6XXX_FAMILY_6352 */
3790 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3791 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3792 	.irl_init_all = mv88e6352_g2_irl_init_all,
3793 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3794 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3795 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3796 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3797 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3798 	.port_set_link = mv88e6xxx_port_set_link,
3799 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3800 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3801 	.port_set_speed = mv88e6352_port_set_speed,
3802 	.port_tag_remap = mv88e6095_port_tag_remap,
3803 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3804 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3805 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3806 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3807 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3808 	.port_pause_limit = mv88e6097_port_pause_limit,
3809 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3810 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3811 	.port_link_state = mv88e6352_port_link_state,
3812 	.port_get_cmode = mv88e6352_port_get_cmode,
3813 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3814 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3815 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3816 	.stats_get_strings = mv88e6095_stats_get_strings,
3817 	.stats_get_stats = mv88e6095_stats_get_stats,
3818 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3819 	.set_egress_port = mv88e6095_g1_set_egress_port,
3820 	.watchdog_ops = &mv88e6097_watchdog_ops,
3821 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3822 	.pot_clear = mv88e6xxx_g2_pot_clear,
3823 	.reset = mv88e6352_g1_reset,
3824 	.rmu_disable = mv88e6352_g1_rmu_disable,
3825 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3826 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3827 	.serdes_power = mv88e6352_serdes_power,
3828 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3829 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3830 	.gpio_ops = &mv88e6352_gpio_ops,
3831 	.avb_ops = &mv88e6352_avb_ops,
3832 	.ptp_ops = &mv88e6352_ptp_ops,
3833 	.serdes_get_sset_count = mv88e6352_serdes_get_sset_count,
3834 	.serdes_get_strings = mv88e6352_serdes_get_strings,
3835 	.serdes_get_stats = mv88e6352_serdes_get_stats,
3836 	.phylink_validate = mv88e6352_phylink_validate,
3837 };
3838 
3839 static const struct mv88e6xxx_ops mv88e6390_ops = {
3840 	/* MV88E6XXX_FAMILY_6390 */
3841 	.setup_errata = mv88e6390_setup_errata,
3842 	.irl_init_all = mv88e6390_g2_irl_init_all,
3843 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3844 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3845 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3846 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3847 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3848 	.port_set_link = mv88e6xxx_port_set_link,
3849 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3850 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3851 	.port_set_speed = mv88e6390_port_set_speed,
3852 	.port_tag_remap = mv88e6390_port_tag_remap,
3853 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3854 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3855 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3856 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3857 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3858 	.port_pause_limit = mv88e6390_port_pause_limit,
3859 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3860 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3861 	.port_link_state = mv88e6352_port_link_state,
3862 	.port_get_cmode = mv88e6352_port_get_cmode,
3863 	.port_set_cmode = mv88e6390_port_set_cmode,
3864 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3865 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3866 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3867 	.stats_get_strings = mv88e6320_stats_get_strings,
3868 	.stats_get_stats = mv88e6390_stats_get_stats,
3869 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3870 	.set_egress_port = mv88e6390_g1_set_egress_port,
3871 	.watchdog_ops = &mv88e6390_watchdog_ops,
3872 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3873 	.pot_clear = mv88e6xxx_g2_pot_clear,
3874 	.reset = mv88e6352_g1_reset,
3875 	.rmu_disable = mv88e6390_g1_rmu_disable,
3876 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3877 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3878 	.serdes_power = mv88e6390_serdes_power,
3879 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3880 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3881 	.gpio_ops = &mv88e6352_gpio_ops,
3882 	.avb_ops = &mv88e6390_avb_ops,
3883 	.ptp_ops = &mv88e6352_ptp_ops,
3884 	.phylink_validate = mv88e6390_phylink_validate,
3885 };
3886 
3887 static const struct mv88e6xxx_ops mv88e6390x_ops = {
3888 	/* MV88E6XXX_FAMILY_6390 */
3889 	.setup_errata = mv88e6390_setup_errata,
3890 	.irl_init_all = mv88e6390_g2_irl_init_all,
3891 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3892 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3893 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3894 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3895 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3896 	.port_set_link = mv88e6xxx_port_set_link,
3897 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3898 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3899 	.port_set_speed = mv88e6390x_port_set_speed,
3900 	.port_tag_remap = mv88e6390_port_tag_remap,
3901 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3902 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3903 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3904 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3905 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3906 	.port_pause_limit = mv88e6390_port_pause_limit,
3907 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3908 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3909 	.port_link_state = mv88e6352_port_link_state,
3910 	.port_get_cmode = mv88e6352_port_get_cmode,
3911 	.port_set_cmode = mv88e6390x_port_set_cmode,
3912 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3913 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3914 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3915 	.stats_get_strings = mv88e6320_stats_get_strings,
3916 	.stats_get_stats = mv88e6390_stats_get_stats,
3917 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3918 	.set_egress_port = mv88e6390_g1_set_egress_port,
3919 	.watchdog_ops = &mv88e6390_watchdog_ops,
3920 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3921 	.pot_clear = mv88e6xxx_g2_pot_clear,
3922 	.reset = mv88e6352_g1_reset,
3923 	.rmu_disable = mv88e6390_g1_rmu_disable,
3924 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3925 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3926 	.serdes_power = mv88e6390x_serdes_power,
3927 	.serdes_irq_setup = mv88e6390x_serdes_irq_setup,
3928 	.serdes_irq_free = mv88e6390x_serdes_irq_free,
3929 	.gpio_ops = &mv88e6352_gpio_ops,
3930 	.avb_ops = &mv88e6390_avb_ops,
3931 	.ptp_ops = &mv88e6352_ptp_ops,
3932 	.phylink_validate = mv88e6390x_phylink_validate,
3933 };
3934 
3935 static const struct mv88e6xxx_info mv88e6xxx_table[] = {
3936 	[MV88E6085] = {
3937 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6085,
3938 		.family = MV88E6XXX_FAMILY_6097,
3939 		.name = "Marvell 88E6085",
3940 		.num_databases = 4096,
3941 		.num_ports = 10,
3942 		.num_internal_phys = 5,
3943 		.max_vid = 4095,
3944 		.port_base_addr = 0x10,
3945 		.phy_base_addr = 0x0,
3946 		.global1_addr = 0x1b,
3947 		.global2_addr = 0x1c,
3948 		.age_time_coeff = 15000,
3949 		.g1_irqs = 8,
3950 		.g2_irqs = 10,
3951 		.atu_move_port_mask = 0xf,
3952 		.pvt = true,
3953 		.multi_chip = true,
3954 		.tag_protocol = DSA_TAG_PROTO_DSA,
3955 		.ops = &mv88e6085_ops,
3956 	},
3957 
3958 	[MV88E6095] = {
3959 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6095,
3960 		.family = MV88E6XXX_FAMILY_6095,
3961 		.name = "Marvell 88E6095/88E6095F",
3962 		.num_databases = 256,
3963 		.num_ports = 11,
3964 		.num_internal_phys = 0,
3965 		.max_vid = 4095,
3966 		.port_base_addr = 0x10,
3967 		.phy_base_addr = 0x0,
3968 		.global1_addr = 0x1b,
3969 		.global2_addr = 0x1c,
3970 		.age_time_coeff = 15000,
3971 		.g1_irqs = 8,
3972 		.atu_move_port_mask = 0xf,
3973 		.multi_chip = true,
3974 		.tag_protocol = DSA_TAG_PROTO_DSA,
3975 		.ops = &mv88e6095_ops,
3976 	},
3977 
3978 	[MV88E6097] = {
3979 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6097,
3980 		.family = MV88E6XXX_FAMILY_6097,
3981 		.name = "Marvell 88E6097/88E6097F",
3982 		.num_databases = 4096,
3983 		.num_ports = 11,
3984 		.num_internal_phys = 8,
3985 		.max_vid = 4095,
3986 		.port_base_addr = 0x10,
3987 		.phy_base_addr = 0x0,
3988 		.global1_addr = 0x1b,
3989 		.global2_addr = 0x1c,
3990 		.age_time_coeff = 15000,
3991 		.g1_irqs = 8,
3992 		.g2_irqs = 10,
3993 		.atu_move_port_mask = 0xf,
3994 		.pvt = true,
3995 		.multi_chip = true,
3996 		.tag_protocol = DSA_TAG_PROTO_EDSA,
3997 		.ops = &mv88e6097_ops,
3998 	},
3999 
4000 	[MV88E6123] = {
4001 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6123,
4002 		.family = MV88E6XXX_FAMILY_6165,
4003 		.name = "Marvell 88E6123",
4004 		.num_databases = 4096,
4005 		.num_ports = 3,
4006 		.num_internal_phys = 5,
4007 		.max_vid = 4095,
4008 		.port_base_addr = 0x10,
4009 		.phy_base_addr = 0x0,
4010 		.global1_addr = 0x1b,
4011 		.global2_addr = 0x1c,
4012 		.age_time_coeff = 15000,
4013 		.g1_irqs = 9,
4014 		.g2_irqs = 10,
4015 		.atu_move_port_mask = 0xf,
4016 		.pvt = true,
4017 		.multi_chip = true,
4018 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4019 		.ops = &mv88e6123_ops,
4020 	},
4021 
4022 	[MV88E6131] = {
4023 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6131,
4024 		.family = MV88E6XXX_FAMILY_6185,
4025 		.name = "Marvell 88E6131",
4026 		.num_databases = 256,
4027 		.num_ports = 8,
4028 		.num_internal_phys = 0,
4029 		.max_vid = 4095,
4030 		.port_base_addr = 0x10,
4031 		.phy_base_addr = 0x0,
4032 		.global1_addr = 0x1b,
4033 		.global2_addr = 0x1c,
4034 		.age_time_coeff = 15000,
4035 		.g1_irqs = 9,
4036 		.atu_move_port_mask = 0xf,
4037 		.multi_chip = true,
4038 		.tag_protocol = DSA_TAG_PROTO_DSA,
4039 		.ops = &mv88e6131_ops,
4040 	},
4041 
4042 	[MV88E6141] = {
4043 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6141,
4044 		.family = MV88E6XXX_FAMILY_6341,
4045 		.name = "Marvell 88E6141",
4046 		.num_databases = 4096,
4047 		.num_ports = 6,
4048 		.num_internal_phys = 5,
4049 		.num_gpio = 11,
4050 		.max_vid = 4095,
4051 		.port_base_addr = 0x10,
4052 		.phy_base_addr = 0x10,
4053 		.global1_addr = 0x1b,
4054 		.global2_addr = 0x1c,
4055 		.age_time_coeff = 3750,
4056 		.atu_move_port_mask = 0x1f,
4057 		.g1_irqs = 9,
4058 		.g2_irqs = 10,
4059 		.pvt = true,
4060 		.multi_chip = true,
4061 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4062 		.ops = &mv88e6141_ops,
4063 	},
4064 
4065 	[MV88E6161] = {
4066 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6161,
4067 		.family = MV88E6XXX_FAMILY_6165,
4068 		.name = "Marvell 88E6161",
4069 		.num_databases = 4096,
4070 		.num_ports = 6,
4071 		.num_internal_phys = 5,
4072 		.max_vid = 4095,
4073 		.port_base_addr = 0x10,
4074 		.phy_base_addr = 0x0,
4075 		.global1_addr = 0x1b,
4076 		.global2_addr = 0x1c,
4077 		.age_time_coeff = 15000,
4078 		.g1_irqs = 9,
4079 		.g2_irqs = 10,
4080 		.atu_move_port_mask = 0xf,
4081 		.pvt = true,
4082 		.multi_chip = true,
4083 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4084 		.ptp_support = true,
4085 		.ops = &mv88e6161_ops,
4086 	},
4087 
4088 	[MV88E6165] = {
4089 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6165,
4090 		.family = MV88E6XXX_FAMILY_6165,
4091 		.name = "Marvell 88E6165",
4092 		.num_databases = 4096,
4093 		.num_ports = 6,
4094 		.num_internal_phys = 0,
4095 		.max_vid = 4095,
4096 		.port_base_addr = 0x10,
4097 		.phy_base_addr = 0x0,
4098 		.global1_addr = 0x1b,
4099 		.global2_addr = 0x1c,
4100 		.age_time_coeff = 15000,
4101 		.g1_irqs = 9,
4102 		.g2_irqs = 10,
4103 		.atu_move_port_mask = 0xf,
4104 		.pvt = true,
4105 		.multi_chip = true,
4106 		.tag_protocol = DSA_TAG_PROTO_DSA,
4107 		.ptp_support = true,
4108 		.ops = &mv88e6165_ops,
4109 	},
4110 
4111 	[MV88E6171] = {
4112 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6171,
4113 		.family = MV88E6XXX_FAMILY_6351,
4114 		.name = "Marvell 88E6171",
4115 		.num_databases = 4096,
4116 		.num_ports = 7,
4117 		.num_internal_phys = 5,
4118 		.max_vid = 4095,
4119 		.port_base_addr = 0x10,
4120 		.phy_base_addr = 0x0,
4121 		.global1_addr = 0x1b,
4122 		.global2_addr = 0x1c,
4123 		.age_time_coeff = 15000,
4124 		.g1_irqs = 9,
4125 		.g2_irqs = 10,
4126 		.atu_move_port_mask = 0xf,
4127 		.pvt = true,
4128 		.multi_chip = true,
4129 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4130 		.ops = &mv88e6171_ops,
4131 	},
4132 
4133 	[MV88E6172] = {
4134 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6172,
4135 		.family = MV88E6XXX_FAMILY_6352,
4136 		.name = "Marvell 88E6172",
4137 		.num_databases = 4096,
4138 		.num_ports = 7,
4139 		.num_internal_phys = 5,
4140 		.num_gpio = 15,
4141 		.max_vid = 4095,
4142 		.port_base_addr = 0x10,
4143 		.phy_base_addr = 0x0,
4144 		.global1_addr = 0x1b,
4145 		.global2_addr = 0x1c,
4146 		.age_time_coeff = 15000,
4147 		.g1_irqs = 9,
4148 		.g2_irqs = 10,
4149 		.atu_move_port_mask = 0xf,
4150 		.pvt = true,
4151 		.multi_chip = true,
4152 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4153 		.ops = &mv88e6172_ops,
4154 	},
4155 
4156 	[MV88E6175] = {
4157 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6175,
4158 		.family = MV88E6XXX_FAMILY_6351,
4159 		.name = "Marvell 88E6175",
4160 		.num_databases = 4096,
4161 		.num_ports = 7,
4162 		.num_internal_phys = 5,
4163 		.max_vid = 4095,
4164 		.port_base_addr = 0x10,
4165 		.phy_base_addr = 0x0,
4166 		.global1_addr = 0x1b,
4167 		.global2_addr = 0x1c,
4168 		.age_time_coeff = 15000,
4169 		.g1_irqs = 9,
4170 		.g2_irqs = 10,
4171 		.atu_move_port_mask = 0xf,
4172 		.pvt = true,
4173 		.multi_chip = true,
4174 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4175 		.ops = &mv88e6175_ops,
4176 	},
4177 
4178 	[MV88E6176] = {
4179 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6176,
4180 		.family = MV88E6XXX_FAMILY_6352,
4181 		.name = "Marvell 88E6176",
4182 		.num_databases = 4096,
4183 		.num_ports = 7,
4184 		.num_internal_phys = 5,
4185 		.num_gpio = 15,
4186 		.max_vid = 4095,
4187 		.port_base_addr = 0x10,
4188 		.phy_base_addr = 0x0,
4189 		.global1_addr = 0x1b,
4190 		.global2_addr = 0x1c,
4191 		.age_time_coeff = 15000,
4192 		.g1_irqs = 9,
4193 		.g2_irqs = 10,
4194 		.atu_move_port_mask = 0xf,
4195 		.pvt = true,
4196 		.multi_chip = true,
4197 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4198 		.ops = &mv88e6176_ops,
4199 	},
4200 
4201 	[MV88E6185] = {
4202 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6185,
4203 		.family = MV88E6XXX_FAMILY_6185,
4204 		.name = "Marvell 88E6185",
4205 		.num_databases = 256,
4206 		.num_ports = 10,
4207 		.num_internal_phys = 0,
4208 		.max_vid = 4095,
4209 		.port_base_addr = 0x10,
4210 		.phy_base_addr = 0x0,
4211 		.global1_addr = 0x1b,
4212 		.global2_addr = 0x1c,
4213 		.age_time_coeff = 15000,
4214 		.g1_irqs = 8,
4215 		.atu_move_port_mask = 0xf,
4216 		.multi_chip = true,
4217 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4218 		.ops = &mv88e6185_ops,
4219 	},
4220 
4221 	[MV88E6190] = {
4222 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190,
4223 		.family = MV88E6XXX_FAMILY_6390,
4224 		.name = "Marvell 88E6190",
4225 		.num_databases = 4096,
4226 		.num_ports = 11,	/* 10 + Z80 */
4227 		.num_internal_phys = 11,
4228 		.num_gpio = 16,
4229 		.max_vid = 8191,
4230 		.port_base_addr = 0x0,
4231 		.phy_base_addr = 0x0,
4232 		.global1_addr = 0x1b,
4233 		.global2_addr = 0x1c,
4234 		.tag_protocol = DSA_TAG_PROTO_DSA,
4235 		.age_time_coeff = 3750,
4236 		.g1_irqs = 9,
4237 		.g2_irqs = 14,
4238 		.pvt = true,
4239 		.multi_chip = true,
4240 		.atu_move_port_mask = 0x1f,
4241 		.ops = &mv88e6190_ops,
4242 	},
4243 
4244 	[MV88E6190X] = {
4245 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190X,
4246 		.family = MV88E6XXX_FAMILY_6390,
4247 		.name = "Marvell 88E6190X",
4248 		.num_databases = 4096,
4249 		.num_ports = 11,	/* 10 + Z80 */
4250 		.num_internal_phys = 11,
4251 		.num_gpio = 16,
4252 		.max_vid = 8191,
4253 		.port_base_addr = 0x0,
4254 		.phy_base_addr = 0x0,
4255 		.global1_addr = 0x1b,
4256 		.global2_addr = 0x1c,
4257 		.age_time_coeff = 3750,
4258 		.g1_irqs = 9,
4259 		.g2_irqs = 14,
4260 		.atu_move_port_mask = 0x1f,
4261 		.pvt = true,
4262 		.multi_chip = true,
4263 		.tag_protocol = DSA_TAG_PROTO_DSA,
4264 		.ops = &mv88e6190x_ops,
4265 	},
4266 
4267 	[MV88E6191] = {
4268 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6191,
4269 		.family = MV88E6XXX_FAMILY_6390,
4270 		.name = "Marvell 88E6191",
4271 		.num_databases = 4096,
4272 		.num_ports = 11,	/* 10 + Z80 */
4273 		.num_internal_phys = 11,
4274 		.max_vid = 8191,
4275 		.port_base_addr = 0x0,
4276 		.phy_base_addr = 0x0,
4277 		.global1_addr = 0x1b,
4278 		.global2_addr = 0x1c,
4279 		.age_time_coeff = 3750,
4280 		.g1_irqs = 9,
4281 		.g2_irqs = 14,
4282 		.atu_move_port_mask = 0x1f,
4283 		.pvt = true,
4284 		.multi_chip = true,
4285 		.tag_protocol = DSA_TAG_PROTO_DSA,
4286 		.ptp_support = true,
4287 		.ops = &mv88e6191_ops,
4288 	},
4289 
4290 	[MV88E6240] = {
4291 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6240,
4292 		.family = MV88E6XXX_FAMILY_6352,
4293 		.name = "Marvell 88E6240",
4294 		.num_databases = 4096,
4295 		.num_ports = 7,
4296 		.num_internal_phys = 5,
4297 		.num_gpio = 15,
4298 		.max_vid = 4095,
4299 		.port_base_addr = 0x10,
4300 		.phy_base_addr = 0x0,
4301 		.global1_addr = 0x1b,
4302 		.global2_addr = 0x1c,
4303 		.age_time_coeff = 15000,
4304 		.g1_irqs = 9,
4305 		.g2_irqs = 10,
4306 		.atu_move_port_mask = 0xf,
4307 		.pvt = true,
4308 		.multi_chip = true,
4309 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4310 		.ptp_support = true,
4311 		.ops = &mv88e6240_ops,
4312 	},
4313 
4314 	[MV88E6290] = {
4315 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6290,
4316 		.family = MV88E6XXX_FAMILY_6390,
4317 		.name = "Marvell 88E6290",
4318 		.num_databases = 4096,
4319 		.num_ports = 11,	/* 10 + Z80 */
4320 		.num_internal_phys = 11,
4321 		.num_gpio = 16,
4322 		.max_vid = 8191,
4323 		.port_base_addr = 0x0,
4324 		.phy_base_addr = 0x0,
4325 		.global1_addr = 0x1b,
4326 		.global2_addr = 0x1c,
4327 		.age_time_coeff = 3750,
4328 		.g1_irqs = 9,
4329 		.g2_irqs = 14,
4330 		.atu_move_port_mask = 0x1f,
4331 		.pvt = true,
4332 		.multi_chip = true,
4333 		.tag_protocol = DSA_TAG_PROTO_DSA,
4334 		.ptp_support = true,
4335 		.ops = &mv88e6290_ops,
4336 	},
4337 
4338 	[MV88E6320] = {
4339 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6320,
4340 		.family = MV88E6XXX_FAMILY_6320,
4341 		.name = "Marvell 88E6320",
4342 		.num_databases = 4096,
4343 		.num_ports = 7,
4344 		.num_internal_phys = 5,
4345 		.num_gpio = 15,
4346 		.max_vid = 4095,
4347 		.port_base_addr = 0x10,
4348 		.phy_base_addr = 0x0,
4349 		.global1_addr = 0x1b,
4350 		.global2_addr = 0x1c,
4351 		.age_time_coeff = 15000,
4352 		.g1_irqs = 8,
4353 		.g2_irqs = 10,
4354 		.atu_move_port_mask = 0xf,
4355 		.pvt = true,
4356 		.multi_chip = true,
4357 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4358 		.ptp_support = true,
4359 		.ops = &mv88e6320_ops,
4360 	},
4361 
4362 	[MV88E6321] = {
4363 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6321,
4364 		.family = MV88E6XXX_FAMILY_6320,
4365 		.name = "Marvell 88E6321",
4366 		.num_databases = 4096,
4367 		.num_ports = 7,
4368 		.num_internal_phys = 5,
4369 		.num_gpio = 15,
4370 		.max_vid = 4095,
4371 		.port_base_addr = 0x10,
4372 		.phy_base_addr = 0x0,
4373 		.global1_addr = 0x1b,
4374 		.global2_addr = 0x1c,
4375 		.age_time_coeff = 15000,
4376 		.g1_irqs = 8,
4377 		.g2_irqs = 10,
4378 		.atu_move_port_mask = 0xf,
4379 		.multi_chip = true,
4380 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4381 		.ptp_support = true,
4382 		.ops = &mv88e6321_ops,
4383 	},
4384 
4385 	[MV88E6341] = {
4386 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,
4387 		.family = MV88E6XXX_FAMILY_6341,
4388 		.name = "Marvell 88E6341",
4389 		.num_databases = 4096,
4390 		.num_internal_phys = 5,
4391 		.num_ports = 6,
4392 		.num_gpio = 11,
4393 		.max_vid = 4095,
4394 		.port_base_addr = 0x10,
4395 		.phy_base_addr = 0x10,
4396 		.global1_addr = 0x1b,
4397 		.global2_addr = 0x1c,
4398 		.age_time_coeff = 3750,
4399 		.atu_move_port_mask = 0x1f,
4400 		.g1_irqs = 9,
4401 		.g2_irqs = 10,
4402 		.pvt = true,
4403 		.multi_chip = true,
4404 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4405 		.ptp_support = true,
4406 		.ops = &mv88e6341_ops,
4407 	},
4408 
4409 	[MV88E6350] = {
4410 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6350,
4411 		.family = MV88E6XXX_FAMILY_6351,
4412 		.name = "Marvell 88E6350",
4413 		.num_databases = 4096,
4414 		.num_ports = 7,
4415 		.num_internal_phys = 5,
4416 		.max_vid = 4095,
4417 		.port_base_addr = 0x10,
4418 		.phy_base_addr = 0x0,
4419 		.global1_addr = 0x1b,
4420 		.global2_addr = 0x1c,
4421 		.age_time_coeff = 15000,
4422 		.g1_irqs = 9,
4423 		.g2_irqs = 10,
4424 		.atu_move_port_mask = 0xf,
4425 		.pvt = true,
4426 		.multi_chip = true,
4427 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4428 		.ops = &mv88e6350_ops,
4429 	},
4430 
4431 	[MV88E6351] = {
4432 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6351,
4433 		.family = MV88E6XXX_FAMILY_6351,
4434 		.name = "Marvell 88E6351",
4435 		.num_databases = 4096,
4436 		.num_ports = 7,
4437 		.num_internal_phys = 5,
4438 		.max_vid = 4095,
4439 		.port_base_addr = 0x10,
4440 		.phy_base_addr = 0x0,
4441 		.global1_addr = 0x1b,
4442 		.global2_addr = 0x1c,
4443 		.age_time_coeff = 15000,
4444 		.g1_irqs = 9,
4445 		.g2_irqs = 10,
4446 		.atu_move_port_mask = 0xf,
4447 		.pvt = true,
4448 		.multi_chip = true,
4449 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4450 		.ops = &mv88e6351_ops,
4451 	},
4452 
4453 	[MV88E6352] = {
4454 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6352,
4455 		.family = MV88E6XXX_FAMILY_6352,
4456 		.name = "Marvell 88E6352",
4457 		.num_databases = 4096,
4458 		.num_ports = 7,
4459 		.num_internal_phys = 5,
4460 		.num_gpio = 15,
4461 		.max_vid = 4095,
4462 		.port_base_addr = 0x10,
4463 		.phy_base_addr = 0x0,
4464 		.global1_addr = 0x1b,
4465 		.global2_addr = 0x1c,
4466 		.age_time_coeff = 15000,
4467 		.g1_irqs = 9,
4468 		.g2_irqs = 10,
4469 		.atu_move_port_mask = 0xf,
4470 		.pvt = true,
4471 		.multi_chip = true,
4472 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4473 		.ptp_support = true,
4474 		.ops = &mv88e6352_ops,
4475 	},
4476 	[MV88E6390] = {
4477 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390,
4478 		.family = MV88E6XXX_FAMILY_6390,
4479 		.name = "Marvell 88E6390",
4480 		.num_databases = 4096,
4481 		.num_ports = 11,	/* 10 + Z80 */
4482 		.num_internal_phys = 11,
4483 		.num_gpio = 16,
4484 		.max_vid = 8191,
4485 		.port_base_addr = 0x0,
4486 		.phy_base_addr = 0x0,
4487 		.global1_addr = 0x1b,
4488 		.global2_addr = 0x1c,
4489 		.age_time_coeff = 3750,
4490 		.g1_irqs = 9,
4491 		.g2_irqs = 14,
4492 		.atu_move_port_mask = 0x1f,
4493 		.pvt = true,
4494 		.multi_chip = true,
4495 		.tag_protocol = DSA_TAG_PROTO_DSA,
4496 		.ptp_support = true,
4497 		.ops = &mv88e6390_ops,
4498 	},
4499 	[MV88E6390X] = {
4500 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390X,
4501 		.family = MV88E6XXX_FAMILY_6390,
4502 		.name = "Marvell 88E6390X",
4503 		.num_databases = 4096,
4504 		.num_ports = 11,	/* 10 + Z80 */
4505 		.num_internal_phys = 11,
4506 		.num_gpio = 16,
4507 		.max_vid = 8191,
4508 		.port_base_addr = 0x0,
4509 		.phy_base_addr = 0x0,
4510 		.global1_addr = 0x1b,
4511 		.global2_addr = 0x1c,
4512 		.age_time_coeff = 3750,
4513 		.g1_irqs = 9,
4514 		.g2_irqs = 14,
4515 		.atu_move_port_mask = 0x1f,
4516 		.pvt = true,
4517 		.multi_chip = true,
4518 		.tag_protocol = DSA_TAG_PROTO_DSA,
4519 		.ptp_support = true,
4520 		.ops = &mv88e6390x_ops,
4521 	},
4522 };
4523 
4524 static const struct mv88e6xxx_info *mv88e6xxx_lookup_info(unsigned int prod_num)
4525 {
4526 	int i;
4527 
4528 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_table); ++i)
4529 		if (mv88e6xxx_table[i].prod_num == prod_num)
4530 			return &mv88e6xxx_table[i];
4531 
4532 	return NULL;
4533 }
4534 
4535 static int mv88e6xxx_detect(struct mv88e6xxx_chip *chip)
4536 {
4537 	const struct mv88e6xxx_info *info;
4538 	unsigned int prod_num, rev;
4539 	u16 id;
4540 	int err;
4541 
4542 	mutex_lock(&chip->reg_lock);
4543 	err = mv88e6xxx_port_read(chip, 0, MV88E6XXX_PORT_SWITCH_ID, &id);
4544 	mutex_unlock(&chip->reg_lock);
4545 	if (err)
4546 		return err;
4547 
4548 	prod_num = id & MV88E6XXX_PORT_SWITCH_ID_PROD_MASK;
4549 	rev = id & MV88E6XXX_PORT_SWITCH_ID_REV_MASK;
4550 
4551 	info = mv88e6xxx_lookup_info(prod_num);
4552 	if (!info)
4553 		return -ENODEV;
4554 
4555 	/* Update the compatible info with the probed one */
4556 	chip->info = info;
4557 
4558 	err = mv88e6xxx_g2_require(chip);
4559 	if (err)
4560 		return err;
4561 
4562 	dev_info(chip->dev, "switch 0x%x detected: %s, revision %u\n",
4563 		 chip->info->prod_num, chip->info->name, rev);
4564 
4565 	return 0;
4566 }
4567 
4568 static struct mv88e6xxx_chip *mv88e6xxx_alloc_chip(struct device *dev)
4569 {
4570 	struct mv88e6xxx_chip *chip;
4571 
4572 	chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
4573 	if (!chip)
4574 		return NULL;
4575 
4576 	chip->dev = dev;
4577 
4578 	mutex_init(&chip->reg_lock);
4579 	INIT_LIST_HEAD(&chip->mdios);
4580 
4581 	return chip;
4582 }
4583 
4584 static int mv88e6xxx_smi_init(struct mv88e6xxx_chip *chip,
4585 			      struct mii_bus *bus, int sw_addr)
4586 {
4587 	if (sw_addr == 0)
4588 		chip->smi_ops = &mv88e6xxx_smi_single_chip_ops;
4589 	else if (chip->info->multi_chip)
4590 		chip->smi_ops = &mv88e6xxx_smi_multi_chip_ops;
4591 	else
4592 		return -EINVAL;
4593 
4594 	chip->bus = bus;
4595 	chip->sw_addr = sw_addr;
4596 
4597 	return 0;
4598 }
4599 
4600 static enum dsa_tag_protocol mv88e6xxx_get_tag_protocol(struct dsa_switch *ds,
4601 							int port)
4602 {
4603 	struct mv88e6xxx_chip *chip = ds->priv;
4604 
4605 	return chip->info->tag_protocol;
4606 }
4607 
4608 #if IS_ENABLED(CONFIG_NET_DSA_LEGACY)
4609 static const char *mv88e6xxx_drv_probe(struct device *dsa_dev,
4610 				       struct device *host_dev, int sw_addr,
4611 				       void **priv)
4612 {
4613 	struct mv88e6xxx_chip *chip;
4614 	struct mii_bus *bus;
4615 	int err;
4616 
4617 	bus = dsa_host_dev_to_mii_bus(host_dev);
4618 	if (!bus)
4619 		return NULL;
4620 
4621 	chip = mv88e6xxx_alloc_chip(dsa_dev);
4622 	if (!chip)
4623 		return NULL;
4624 
4625 	/* Legacy SMI probing will only support chips similar to 88E6085 */
4626 	chip->info = &mv88e6xxx_table[MV88E6085];
4627 
4628 	err = mv88e6xxx_smi_init(chip, bus, sw_addr);
4629 	if (err)
4630 		goto free;
4631 
4632 	err = mv88e6xxx_detect(chip);
4633 	if (err)
4634 		goto free;
4635 
4636 	mutex_lock(&chip->reg_lock);
4637 	err = mv88e6xxx_switch_reset(chip);
4638 	mutex_unlock(&chip->reg_lock);
4639 	if (err)
4640 		goto free;
4641 
4642 	mv88e6xxx_phy_init(chip);
4643 
4644 	err = mv88e6xxx_mdios_register(chip, NULL);
4645 	if (err)
4646 		goto free;
4647 
4648 	*priv = chip;
4649 
4650 	return chip->info->name;
4651 free:
4652 	devm_kfree(dsa_dev, chip);
4653 
4654 	return NULL;
4655 }
4656 #endif
4657 
4658 static int mv88e6xxx_port_mdb_prepare(struct dsa_switch *ds, int port,
4659 				      const struct switchdev_obj_port_mdb *mdb)
4660 {
4661 	/* We don't need any dynamic resource from the kernel (yet),
4662 	 * so skip the prepare phase.
4663 	 */
4664 
4665 	return 0;
4666 }
4667 
4668 static void mv88e6xxx_port_mdb_add(struct dsa_switch *ds, int port,
4669 				   const struct switchdev_obj_port_mdb *mdb)
4670 {
4671 	struct mv88e6xxx_chip *chip = ds->priv;
4672 
4673 	mutex_lock(&chip->reg_lock);
4674 	if (mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
4675 					 MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC))
4676 		dev_err(ds->dev, "p%d: failed to load multicast MAC address\n",
4677 			port);
4678 	mutex_unlock(&chip->reg_lock);
4679 }
4680 
4681 static int mv88e6xxx_port_mdb_del(struct dsa_switch *ds, int port,
4682 				  const struct switchdev_obj_port_mdb *mdb)
4683 {
4684 	struct mv88e6xxx_chip *chip = ds->priv;
4685 	int err;
4686 
4687 	mutex_lock(&chip->reg_lock);
4688 	err = mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
4689 					   MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
4690 	mutex_unlock(&chip->reg_lock);
4691 
4692 	return err;
4693 }
4694 
4695 static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
4696 #if IS_ENABLED(CONFIG_NET_DSA_LEGACY)
4697 	.probe			= mv88e6xxx_drv_probe,
4698 #endif
4699 	.get_tag_protocol	= mv88e6xxx_get_tag_protocol,
4700 	.setup			= mv88e6xxx_setup,
4701 	.adjust_link		= mv88e6xxx_adjust_link,
4702 	.phylink_validate	= mv88e6xxx_validate,
4703 	.phylink_mac_link_state	= mv88e6xxx_link_state,
4704 	.phylink_mac_config	= mv88e6xxx_mac_config,
4705 	.phylink_mac_link_down	= mv88e6xxx_mac_link_down,
4706 	.phylink_mac_link_up	= mv88e6xxx_mac_link_up,
4707 	.get_strings		= mv88e6xxx_get_strings,
4708 	.get_ethtool_stats	= mv88e6xxx_get_ethtool_stats,
4709 	.get_sset_count		= mv88e6xxx_get_sset_count,
4710 	.port_enable		= mv88e6xxx_port_enable,
4711 	.port_disable		= mv88e6xxx_port_disable,
4712 	.get_mac_eee		= mv88e6xxx_get_mac_eee,
4713 	.set_mac_eee		= mv88e6xxx_set_mac_eee,
4714 	.get_eeprom_len		= mv88e6xxx_get_eeprom_len,
4715 	.get_eeprom		= mv88e6xxx_get_eeprom,
4716 	.set_eeprom		= mv88e6xxx_set_eeprom,
4717 	.get_regs_len		= mv88e6xxx_get_regs_len,
4718 	.get_regs		= mv88e6xxx_get_regs,
4719 	.set_ageing_time	= mv88e6xxx_set_ageing_time,
4720 	.port_bridge_join	= mv88e6xxx_port_bridge_join,
4721 	.port_bridge_leave	= mv88e6xxx_port_bridge_leave,
4722 	.port_stp_state_set	= mv88e6xxx_port_stp_state_set,
4723 	.port_fast_age		= mv88e6xxx_port_fast_age,
4724 	.port_vlan_filtering	= mv88e6xxx_port_vlan_filtering,
4725 	.port_vlan_prepare	= mv88e6xxx_port_vlan_prepare,
4726 	.port_vlan_add		= mv88e6xxx_port_vlan_add,
4727 	.port_vlan_del		= mv88e6xxx_port_vlan_del,
4728 	.port_fdb_add           = mv88e6xxx_port_fdb_add,
4729 	.port_fdb_del           = mv88e6xxx_port_fdb_del,
4730 	.port_fdb_dump          = mv88e6xxx_port_fdb_dump,
4731 	.port_mdb_prepare       = mv88e6xxx_port_mdb_prepare,
4732 	.port_mdb_add           = mv88e6xxx_port_mdb_add,
4733 	.port_mdb_del           = mv88e6xxx_port_mdb_del,
4734 	.crosschip_bridge_join	= mv88e6xxx_crosschip_bridge_join,
4735 	.crosschip_bridge_leave	= mv88e6xxx_crosschip_bridge_leave,
4736 	.port_hwtstamp_set	= mv88e6xxx_port_hwtstamp_set,
4737 	.port_hwtstamp_get	= mv88e6xxx_port_hwtstamp_get,
4738 	.port_txtstamp		= mv88e6xxx_port_txtstamp,
4739 	.port_rxtstamp		= mv88e6xxx_port_rxtstamp,
4740 	.get_ts_info		= mv88e6xxx_get_ts_info,
4741 };
4742 
4743 static struct dsa_switch_driver mv88e6xxx_switch_drv = {
4744 	.ops			= &mv88e6xxx_switch_ops,
4745 };
4746 
4747 static int mv88e6xxx_register_switch(struct mv88e6xxx_chip *chip)
4748 {
4749 	struct device *dev = chip->dev;
4750 	struct dsa_switch *ds;
4751 
4752 	ds = dsa_switch_alloc(dev, mv88e6xxx_num_ports(chip));
4753 	if (!ds)
4754 		return -ENOMEM;
4755 
4756 	ds->priv = chip;
4757 	ds->dev = dev;
4758 	ds->ops = &mv88e6xxx_switch_ops;
4759 	ds->ageing_time_min = chip->info->age_time_coeff;
4760 	ds->ageing_time_max = chip->info->age_time_coeff * U8_MAX;
4761 
4762 	dev_set_drvdata(dev, ds);
4763 
4764 	return dsa_register_switch(ds);
4765 }
4766 
4767 static void mv88e6xxx_unregister_switch(struct mv88e6xxx_chip *chip)
4768 {
4769 	dsa_unregister_switch(chip->ds);
4770 }
4771 
4772 static const void *pdata_device_get_match_data(struct device *dev)
4773 {
4774 	const struct of_device_id *matches = dev->driver->of_match_table;
4775 	const struct dsa_mv88e6xxx_pdata *pdata = dev->platform_data;
4776 
4777 	for (; matches->name[0] || matches->type[0] || matches->compatible[0];
4778 	     matches++) {
4779 		if (!strcmp(pdata->compatible, matches->compatible))
4780 			return matches->data;
4781 	}
4782 	return NULL;
4783 }
4784 
4785 /* There is no suspend to RAM support at DSA level yet, the switch configuration
4786  * would be lost after a power cycle so prevent it to be suspended.
4787  */
4788 static int __maybe_unused mv88e6xxx_suspend(struct device *dev)
4789 {
4790 	return -EOPNOTSUPP;
4791 }
4792 
4793 static int __maybe_unused mv88e6xxx_resume(struct device *dev)
4794 {
4795 	return 0;
4796 }
4797 
4798 static SIMPLE_DEV_PM_OPS(mv88e6xxx_pm_ops, mv88e6xxx_suspend, mv88e6xxx_resume);
4799 
4800 static int mv88e6xxx_probe(struct mdio_device *mdiodev)
4801 {
4802 	struct dsa_mv88e6xxx_pdata *pdata = mdiodev->dev.platform_data;
4803 	const struct mv88e6xxx_info *compat_info = NULL;
4804 	struct device *dev = &mdiodev->dev;
4805 	struct device_node *np = dev->of_node;
4806 	struct mv88e6xxx_chip *chip;
4807 	int port;
4808 	int err;
4809 
4810 	if (!np && !pdata)
4811 		return -EINVAL;
4812 
4813 	if (np)
4814 		compat_info = of_device_get_match_data(dev);
4815 
4816 	if (pdata) {
4817 		compat_info = pdata_device_get_match_data(dev);
4818 
4819 		if (!pdata->netdev)
4820 			return -EINVAL;
4821 
4822 		for (port = 0; port < DSA_MAX_PORTS; port++) {
4823 			if (!(pdata->enabled_ports & (1 << port)))
4824 				continue;
4825 			if (strcmp(pdata->cd.port_names[port], "cpu"))
4826 				continue;
4827 			pdata->cd.netdev[port] = &pdata->netdev->dev;
4828 			break;
4829 		}
4830 	}
4831 
4832 	if (!compat_info)
4833 		return -EINVAL;
4834 
4835 	chip = mv88e6xxx_alloc_chip(dev);
4836 	if (!chip) {
4837 		err = -ENOMEM;
4838 		goto out;
4839 	}
4840 
4841 	chip->info = compat_info;
4842 
4843 	err = mv88e6xxx_smi_init(chip, mdiodev->bus, mdiodev->addr);
4844 	if (err)
4845 		goto out;
4846 
4847 	chip->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
4848 	if (IS_ERR(chip->reset)) {
4849 		err = PTR_ERR(chip->reset);
4850 		goto out;
4851 	}
4852 
4853 	err = mv88e6xxx_detect(chip);
4854 	if (err)
4855 		goto out;
4856 
4857 	mv88e6xxx_phy_init(chip);
4858 
4859 	if (chip->info->ops->get_eeprom) {
4860 		if (np)
4861 			of_property_read_u32(np, "eeprom-length",
4862 					     &chip->eeprom_len);
4863 		else
4864 			chip->eeprom_len = pdata->eeprom_len;
4865 	}
4866 
4867 	mutex_lock(&chip->reg_lock);
4868 	err = mv88e6xxx_switch_reset(chip);
4869 	mutex_unlock(&chip->reg_lock);
4870 	if (err)
4871 		goto out;
4872 
4873 	chip->irq = of_irq_get(np, 0);
4874 	if (chip->irq == -EPROBE_DEFER) {
4875 		err = chip->irq;
4876 		goto out;
4877 	}
4878 
4879 	/* Has to be performed before the MDIO bus is created, because
4880 	 * the PHYs will link their interrupts to these interrupt
4881 	 * controllers
4882 	 */
4883 	mutex_lock(&chip->reg_lock);
4884 	if (chip->irq > 0)
4885 		err = mv88e6xxx_g1_irq_setup(chip);
4886 	else
4887 		err = mv88e6xxx_irq_poll_setup(chip);
4888 	mutex_unlock(&chip->reg_lock);
4889 
4890 	if (err)
4891 		goto out;
4892 
4893 	if (chip->info->g2_irqs > 0) {
4894 		err = mv88e6xxx_g2_irq_setup(chip);
4895 		if (err)
4896 			goto out_g1_irq;
4897 	}
4898 
4899 	err = mv88e6xxx_g1_atu_prob_irq_setup(chip);
4900 	if (err)
4901 		goto out_g2_irq;
4902 
4903 	err = mv88e6xxx_g1_vtu_prob_irq_setup(chip);
4904 	if (err)
4905 		goto out_g1_atu_prob_irq;
4906 
4907 	err = mv88e6xxx_mdios_register(chip, np);
4908 	if (err)
4909 		goto out_g1_vtu_prob_irq;
4910 
4911 	err = mv88e6xxx_register_switch(chip);
4912 	if (err)
4913 		goto out_mdio;
4914 
4915 	return 0;
4916 
4917 out_mdio:
4918 	mv88e6xxx_mdios_unregister(chip);
4919 out_g1_vtu_prob_irq:
4920 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
4921 out_g1_atu_prob_irq:
4922 	mv88e6xxx_g1_atu_prob_irq_free(chip);
4923 out_g2_irq:
4924 	if (chip->info->g2_irqs > 0)
4925 		mv88e6xxx_g2_irq_free(chip);
4926 out_g1_irq:
4927 	if (chip->irq > 0)
4928 		mv88e6xxx_g1_irq_free(chip);
4929 	else
4930 		mv88e6xxx_irq_poll_free(chip);
4931 out:
4932 	if (pdata)
4933 		dev_put(pdata->netdev);
4934 
4935 	return err;
4936 }
4937 
4938 static void mv88e6xxx_remove(struct mdio_device *mdiodev)
4939 {
4940 	struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev);
4941 	struct mv88e6xxx_chip *chip = ds->priv;
4942 
4943 	if (chip->info->ptp_support) {
4944 		mv88e6xxx_hwtstamp_free(chip);
4945 		mv88e6xxx_ptp_free(chip);
4946 	}
4947 
4948 	mv88e6xxx_phy_destroy(chip);
4949 	mv88e6xxx_unregister_switch(chip);
4950 	mv88e6xxx_mdios_unregister(chip);
4951 
4952 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
4953 	mv88e6xxx_g1_atu_prob_irq_free(chip);
4954 
4955 	if (chip->info->g2_irqs > 0)
4956 		mv88e6xxx_g2_irq_free(chip);
4957 
4958 	if (chip->irq > 0)
4959 		mv88e6xxx_g1_irq_free(chip);
4960 	else
4961 		mv88e6xxx_irq_poll_free(chip);
4962 }
4963 
4964 static const struct of_device_id mv88e6xxx_of_match[] = {
4965 	{
4966 		.compatible = "marvell,mv88e6085",
4967 		.data = &mv88e6xxx_table[MV88E6085],
4968 	},
4969 	{
4970 		.compatible = "marvell,mv88e6190",
4971 		.data = &mv88e6xxx_table[MV88E6190],
4972 	},
4973 	{ /* sentinel */ },
4974 };
4975 
4976 MODULE_DEVICE_TABLE(of, mv88e6xxx_of_match);
4977 
4978 static struct mdio_driver mv88e6xxx_driver = {
4979 	.probe	= mv88e6xxx_probe,
4980 	.remove = mv88e6xxx_remove,
4981 	.mdiodrv.driver = {
4982 		.name = "mv88e6085",
4983 		.of_match_table = mv88e6xxx_of_match,
4984 		.pm = &mv88e6xxx_pm_ops,
4985 	},
4986 };
4987 
4988 static int __init mv88e6xxx_init(void)
4989 {
4990 	register_switch_driver(&mv88e6xxx_switch_drv);
4991 	return mdio_driver_register(&mv88e6xxx_driver);
4992 }
4993 module_init(mv88e6xxx_init);
4994 
4995 static void __exit mv88e6xxx_cleanup(void)
4996 {
4997 	mdio_driver_unregister(&mv88e6xxx_driver);
4998 	unregister_switch_driver(&mv88e6xxx_switch_drv);
4999 }
5000 module_exit(mv88e6xxx_cleanup);
5001 
5002 MODULE_AUTHOR("Lennert Buytenhek <buytenh@wantstofly.org>");
5003 MODULE_DESCRIPTION("Driver for Marvell 88E6XXX ethernet switch chips");
5004 MODULE_LICENSE("GPL");
5005