xref: /openbmc/linux/drivers/net/dsa/mv88e6xxx/chip.c (revision e907bf3c)
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 
669 	/* No ethtool bits for 200Mbps */
670 	phylink_set(mask, 1000baseT_Full);
671 	phylink_set(mask, 1000baseX_Full);
672 
673 	mv88e6065_phylink_validate(chip, port, mask, state);
674 }
675 
676 static void mv88e6390x_phylink_validate(struct mv88e6xxx_chip *chip, int port,
677 					unsigned long *mask,
678 					struct phylink_link_state *state)
679 {
680 	if (port >= 9) {
681 		phylink_set(mask, 10000baseT_Full);
682 		phylink_set(mask, 10000baseKR_Full);
683 	}
684 
685 	mv88e6390_phylink_validate(chip, port, mask, state);
686 }
687 
688 static void mv88e6xxx_validate(struct dsa_switch *ds, int port,
689 			       unsigned long *supported,
690 			       struct phylink_link_state *state)
691 {
692 	__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
693 	struct mv88e6xxx_chip *chip = ds->priv;
694 
695 	/* Allow all the expected bits */
696 	phylink_set(mask, Autoneg);
697 	phylink_set(mask, Pause);
698 	phylink_set_port_modes(mask);
699 
700 	if (chip->info->ops->phylink_validate)
701 		chip->info->ops->phylink_validate(chip, port, mask, state);
702 
703 	bitmap_and(supported, supported, mask, __ETHTOOL_LINK_MODE_MASK_NBITS);
704 	bitmap_and(state->advertising, state->advertising, mask,
705 		   __ETHTOOL_LINK_MODE_MASK_NBITS);
706 
707 	/* We can only operate at 2500BaseX or 1000BaseX.  If requested
708 	 * to advertise both, only report advertising at 2500BaseX.
709 	 */
710 	phylink_helper_basex_speed(state);
711 }
712 
713 static int mv88e6xxx_link_state(struct dsa_switch *ds, int port,
714 				struct phylink_link_state *state)
715 {
716 	struct mv88e6xxx_chip *chip = ds->priv;
717 	int err;
718 
719 	mutex_lock(&chip->reg_lock);
720 	if (chip->info->ops->port_link_state)
721 		err = chip->info->ops->port_link_state(chip, port, state);
722 	else
723 		err = -EOPNOTSUPP;
724 	mutex_unlock(&chip->reg_lock);
725 
726 	return err;
727 }
728 
729 static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port,
730 				 unsigned int mode,
731 				 const struct phylink_link_state *state)
732 {
733 	struct mv88e6xxx_chip *chip = ds->priv;
734 	int speed, duplex, link, pause, err;
735 
736 	if ((mode == MLO_AN_PHY) && mv88e6xxx_phy_is_internal(ds, port))
737 		return;
738 
739 	if (mode == MLO_AN_FIXED) {
740 		link = LINK_FORCED_UP;
741 		speed = state->speed;
742 		duplex = state->duplex;
743 	} else if (!mv88e6xxx_phy_is_internal(ds, port)) {
744 		link = state->link;
745 		speed = state->speed;
746 		duplex = state->duplex;
747 	} else {
748 		speed = SPEED_UNFORCED;
749 		duplex = DUPLEX_UNFORCED;
750 		link = LINK_UNFORCED;
751 	}
752 	pause = !!phylink_test(state->advertising, Pause);
753 
754 	mutex_lock(&chip->reg_lock);
755 	err = mv88e6xxx_port_setup_mac(chip, port, link, speed, duplex, pause,
756 				       state->interface);
757 	mutex_unlock(&chip->reg_lock);
758 
759 	if (err && err != -EOPNOTSUPP)
760 		dev_err(ds->dev, "p%d: failed to configure MAC\n", port);
761 }
762 
763 static void mv88e6xxx_mac_link_force(struct dsa_switch *ds, int port, int link)
764 {
765 	struct mv88e6xxx_chip *chip = ds->priv;
766 	int err;
767 
768 	mutex_lock(&chip->reg_lock);
769 	err = chip->info->ops->port_set_link(chip, port, link);
770 	mutex_unlock(&chip->reg_lock);
771 
772 	if (err)
773 		dev_err(chip->dev, "p%d: failed to force MAC link\n", port);
774 }
775 
776 static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port,
777 				    unsigned int mode,
778 				    phy_interface_t interface)
779 {
780 	if (mode == MLO_AN_FIXED)
781 		mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_DOWN);
782 }
783 
784 static void mv88e6xxx_mac_link_up(struct dsa_switch *ds, int port,
785 				  unsigned int mode, phy_interface_t interface,
786 				  struct phy_device *phydev)
787 {
788 	if (mode == MLO_AN_FIXED)
789 		mv88e6xxx_mac_link_force(ds, port, LINK_FORCED_UP);
790 }
791 
792 static int mv88e6xxx_stats_snapshot(struct mv88e6xxx_chip *chip, int port)
793 {
794 	if (!chip->info->ops->stats_snapshot)
795 		return -EOPNOTSUPP;
796 
797 	return chip->info->ops->stats_snapshot(chip, port);
798 }
799 
800 static struct mv88e6xxx_hw_stat mv88e6xxx_hw_stats[] = {
801 	{ "in_good_octets",		8, 0x00, STATS_TYPE_BANK0, },
802 	{ "in_bad_octets",		4, 0x02, STATS_TYPE_BANK0, },
803 	{ "in_unicast",			4, 0x04, STATS_TYPE_BANK0, },
804 	{ "in_broadcasts",		4, 0x06, STATS_TYPE_BANK0, },
805 	{ "in_multicasts",		4, 0x07, STATS_TYPE_BANK0, },
806 	{ "in_pause",			4, 0x16, STATS_TYPE_BANK0, },
807 	{ "in_undersize",		4, 0x18, STATS_TYPE_BANK0, },
808 	{ "in_fragments",		4, 0x19, STATS_TYPE_BANK0, },
809 	{ "in_oversize",		4, 0x1a, STATS_TYPE_BANK0, },
810 	{ "in_jabber",			4, 0x1b, STATS_TYPE_BANK0, },
811 	{ "in_rx_error",		4, 0x1c, STATS_TYPE_BANK0, },
812 	{ "in_fcs_error",		4, 0x1d, STATS_TYPE_BANK0, },
813 	{ "out_octets",			8, 0x0e, STATS_TYPE_BANK0, },
814 	{ "out_unicast",		4, 0x10, STATS_TYPE_BANK0, },
815 	{ "out_broadcasts",		4, 0x13, STATS_TYPE_BANK0, },
816 	{ "out_multicasts",		4, 0x12, STATS_TYPE_BANK0, },
817 	{ "out_pause",			4, 0x15, STATS_TYPE_BANK0, },
818 	{ "excessive",			4, 0x11, STATS_TYPE_BANK0, },
819 	{ "collisions",			4, 0x1e, STATS_TYPE_BANK0, },
820 	{ "deferred",			4, 0x05, STATS_TYPE_BANK0, },
821 	{ "single",			4, 0x14, STATS_TYPE_BANK0, },
822 	{ "multiple",			4, 0x17, STATS_TYPE_BANK0, },
823 	{ "out_fcs_error",		4, 0x03, STATS_TYPE_BANK0, },
824 	{ "late",			4, 0x1f, STATS_TYPE_BANK0, },
825 	{ "hist_64bytes",		4, 0x08, STATS_TYPE_BANK0, },
826 	{ "hist_65_127bytes",		4, 0x09, STATS_TYPE_BANK0, },
827 	{ "hist_128_255bytes",		4, 0x0a, STATS_TYPE_BANK0, },
828 	{ "hist_256_511bytes",		4, 0x0b, STATS_TYPE_BANK0, },
829 	{ "hist_512_1023bytes",		4, 0x0c, STATS_TYPE_BANK0, },
830 	{ "hist_1024_max_bytes",	4, 0x0d, STATS_TYPE_BANK0, },
831 	{ "sw_in_discards",		4, 0x10, STATS_TYPE_PORT, },
832 	{ "sw_in_filtered",		2, 0x12, STATS_TYPE_PORT, },
833 	{ "sw_out_filtered",		2, 0x13, STATS_TYPE_PORT, },
834 	{ "in_discards",		4, 0x00, STATS_TYPE_BANK1, },
835 	{ "in_filtered",		4, 0x01, STATS_TYPE_BANK1, },
836 	{ "in_accepted",		4, 0x02, STATS_TYPE_BANK1, },
837 	{ "in_bad_accepted",		4, 0x03, STATS_TYPE_BANK1, },
838 	{ "in_good_avb_class_a",	4, 0x04, STATS_TYPE_BANK1, },
839 	{ "in_good_avb_class_b",	4, 0x05, STATS_TYPE_BANK1, },
840 	{ "in_bad_avb_class_a",		4, 0x06, STATS_TYPE_BANK1, },
841 	{ "in_bad_avb_class_b",		4, 0x07, STATS_TYPE_BANK1, },
842 	{ "tcam_counter_0",		4, 0x08, STATS_TYPE_BANK1, },
843 	{ "tcam_counter_1",		4, 0x09, STATS_TYPE_BANK1, },
844 	{ "tcam_counter_2",		4, 0x0a, STATS_TYPE_BANK1, },
845 	{ "tcam_counter_3",		4, 0x0b, STATS_TYPE_BANK1, },
846 	{ "in_da_unknown",		4, 0x0e, STATS_TYPE_BANK1, },
847 	{ "in_management",		4, 0x0f, STATS_TYPE_BANK1, },
848 	{ "out_queue_0",		4, 0x10, STATS_TYPE_BANK1, },
849 	{ "out_queue_1",		4, 0x11, STATS_TYPE_BANK1, },
850 	{ "out_queue_2",		4, 0x12, STATS_TYPE_BANK1, },
851 	{ "out_queue_3",		4, 0x13, STATS_TYPE_BANK1, },
852 	{ "out_queue_4",		4, 0x14, STATS_TYPE_BANK1, },
853 	{ "out_queue_5",		4, 0x15, STATS_TYPE_BANK1, },
854 	{ "out_queue_6",		4, 0x16, STATS_TYPE_BANK1, },
855 	{ "out_queue_7",		4, 0x17, STATS_TYPE_BANK1, },
856 	{ "out_cut_through",		4, 0x18, STATS_TYPE_BANK1, },
857 	{ "out_octets_a",		4, 0x1a, STATS_TYPE_BANK1, },
858 	{ "out_octets_b",		4, 0x1b, STATS_TYPE_BANK1, },
859 	{ "out_management",		4, 0x1f, STATS_TYPE_BANK1, },
860 };
861 
862 static uint64_t _mv88e6xxx_get_ethtool_stat(struct mv88e6xxx_chip *chip,
863 					    struct mv88e6xxx_hw_stat *s,
864 					    int port, u16 bank1_select,
865 					    u16 histogram)
866 {
867 	u32 low;
868 	u32 high = 0;
869 	u16 reg = 0;
870 	int err;
871 	u64 value;
872 
873 	switch (s->type) {
874 	case STATS_TYPE_PORT:
875 		err = mv88e6xxx_port_read(chip, port, s->reg, &reg);
876 		if (err)
877 			return U64_MAX;
878 
879 		low = reg;
880 		if (s->size == 4) {
881 			err = mv88e6xxx_port_read(chip, port, s->reg + 1, &reg);
882 			if (err)
883 				return U64_MAX;
884 			high = reg;
885 		}
886 		break;
887 	case STATS_TYPE_BANK1:
888 		reg = bank1_select;
889 		/* fall through */
890 	case STATS_TYPE_BANK0:
891 		reg |= s->reg | histogram;
892 		mv88e6xxx_g1_stats_read(chip, reg, &low);
893 		if (s->size == 8)
894 			mv88e6xxx_g1_stats_read(chip, reg + 1, &high);
895 		break;
896 	default:
897 		return U64_MAX;
898 	}
899 	value = (((u64)high) << 16) | low;
900 	return value;
901 }
902 
903 static int mv88e6xxx_stats_get_strings(struct mv88e6xxx_chip *chip,
904 				       uint8_t *data, int types)
905 {
906 	struct mv88e6xxx_hw_stat *stat;
907 	int i, j;
908 
909 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
910 		stat = &mv88e6xxx_hw_stats[i];
911 		if (stat->type & types) {
912 			memcpy(data + j * ETH_GSTRING_LEN, stat->string,
913 			       ETH_GSTRING_LEN);
914 			j++;
915 		}
916 	}
917 
918 	return j;
919 }
920 
921 static int mv88e6095_stats_get_strings(struct mv88e6xxx_chip *chip,
922 				       uint8_t *data)
923 {
924 	return mv88e6xxx_stats_get_strings(chip, data,
925 					   STATS_TYPE_BANK0 | STATS_TYPE_PORT);
926 }
927 
928 static int mv88e6320_stats_get_strings(struct mv88e6xxx_chip *chip,
929 				       uint8_t *data)
930 {
931 	return mv88e6xxx_stats_get_strings(chip, data,
932 					   STATS_TYPE_BANK0 | STATS_TYPE_BANK1);
933 }
934 
935 static const uint8_t *mv88e6xxx_atu_vtu_stats_strings[] = {
936 	"atu_member_violation",
937 	"atu_miss_violation",
938 	"atu_full_violation",
939 	"vtu_member_violation",
940 	"vtu_miss_violation",
941 };
942 
943 static void mv88e6xxx_atu_vtu_get_strings(uint8_t *data)
944 {
945 	unsigned int i;
946 
947 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings); i++)
948 		strlcpy(data + i * ETH_GSTRING_LEN,
949 			mv88e6xxx_atu_vtu_stats_strings[i],
950 			ETH_GSTRING_LEN);
951 }
952 
953 static void mv88e6xxx_get_strings(struct dsa_switch *ds, int port,
954 				  u32 stringset, uint8_t *data)
955 {
956 	struct mv88e6xxx_chip *chip = ds->priv;
957 	int count = 0;
958 
959 	if (stringset != ETH_SS_STATS)
960 		return;
961 
962 	mutex_lock(&chip->reg_lock);
963 
964 	if (chip->info->ops->stats_get_strings)
965 		count = chip->info->ops->stats_get_strings(chip, data);
966 
967 	if (chip->info->ops->serdes_get_strings) {
968 		data += count * ETH_GSTRING_LEN;
969 		count = chip->info->ops->serdes_get_strings(chip, port, data);
970 	}
971 
972 	data += count * ETH_GSTRING_LEN;
973 	mv88e6xxx_atu_vtu_get_strings(data);
974 
975 	mutex_unlock(&chip->reg_lock);
976 }
977 
978 static int mv88e6xxx_stats_get_sset_count(struct mv88e6xxx_chip *chip,
979 					  int types)
980 {
981 	struct mv88e6xxx_hw_stat *stat;
982 	int i, j;
983 
984 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
985 		stat = &mv88e6xxx_hw_stats[i];
986 		if (stat->type & types)
987 			j++;
988 	}
989 	return j;
990 }
991 
992 static int mv88e6095_stats_get_sset_count(struct mv88e6xxx_chip *chip)
993 {
994 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
995 					      STATS_TYPE_PORT);
996 }
997 
998 static int mv88e6320_stats_get_sset_count(struct mv88e6xxx_chip *chip)
999 {
1000 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
1001 					      STATS_TYPE_BANK1);
1002 }
1003 
1004 static int mv88e6xxx_get_sset_count(struct dsa_switch *ds, int port, int sset)
1005 {
1006 	struct mv88e6xxx_chip *chip = ds->priv;
1007 	int serdes_count = 0;
1008 	int count = 0;
1009 
1010 	if (sset != ETH_SS_STATS)
1011 		return 0;
1012 
1013 	mutex_lock(&chip->reg_lock);
1014 	if (chip->info->ops->stats_get_sset_count)
1015 		count = chip->info->ops->stats_get_sset_count(chip);
1016 	if (count < 0)
1017 		goto out;
1018 
1019 	if (chip->info->ops->serdes_get_sset_count)
1020 		serdes_count = chip->info->ops->serdes_get_sset_count(chip,
1021 								      port);
1022 	if (serdes_count < 0) {
1023 		count = serdes_count;
1024 		goto out;
1025 	}
1026 	count += serdes_count;
1027 	count += ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings);
1028 
1029 out:
1030 	mutex_unlock(&chip->reg_lock);
1031 
1032 	return count;
1033 }
1034 
1035 static int mv88e6xxx_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1036 				     uint64_t *data, int types,
1037 				     u16 bank1_select, u16 histogram)
1038 {
1039 	struct mv88e6xxx_hw_stat *stat;
1040 	int i, j;
1041 
1042 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
1043 		stat = &mv88e6xxx_hw_stats[i];
1044 		if (stat->type & types) {
1045 			mutex_lock(&chip->reg_lock);
1046 			data[j] = _mv88e6xxx_get_ethtool_stat(chip, stat, port,
1047 							      bank1_select,
1048 							      histogram);
1049 			mutex_unlock(&chip->reg_lock);
1050 
1051 			j++;
1052 		}
1053 	}
1054 	return j;
1055 }
1056 
1057 static int mv88e6095_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1058 				     uint64_t *data)
1059 {
1060 	return mv88e6xxx_stats_get_stats(chip, port, data,
1061 					 STATS_TYPE_BANK0 | STATS_TYPE_PORT,
1062 					 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
1063 }
1064 
1065 static int mv88e6320_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1066 				     uint64_t *data)
1067 {
1068 	return mv88e6xxx_stats_get_stats(chip, port, data,
1069 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
1070 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_9,
1071 					 MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
1072 }
1073 
1074 static int mv88e6390_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1075 				     uint64_t *data)
1076 {
1077 	return mv88e6xxx_stats_get_stats(chip, port, data,
1078 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
1079 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_10,
1080 					 0);
1081 }
1082 
1083 static void mv88e6xxx_atu_vtu_get_stats(struct mv88e6xxx_chip *chip, int port,
1084 					uint64_t *data)
1085 {
1086 	*data++ = chip->ports[port].atu_member_violation;
1087 	*data++ = chip->ports[port].atu_miss_violation;
1088 	*data++ = chip->ports[port].atu_full_violation;
1089 	*data++ = chip->ports[port].vtu_member_violation;
1090 	*data++ = chip->ports[port].vtu_miss_violation;
1091 }
1092 
1093 static void mv88e6xxx_get_stats(struct mv88e6xxx_chip *chip, int port,
1094 				uint64_t *data)
1095 {
1096 	int count = 0;
1097 
1098 	if (chip->info->ops->stats_get_stats)
1099 		count = chip->info->ops->stats_get_stats(chip, port, data);
1100 
1101 	mutex_lock(&chip->reg_lock);
1102 	if (chip->info->ops->serdes_get_stats) {
1103 		data += count;
1104 		count = chip->info->ops->serdes_get_stats(chip, port, data);
1105 	}
1106 	data += count;
1107 	mv88e6xxx_atu_vtu_get_stats(chip, port, data);
1108 	mutex_unlock(&chip->reg_lock);
1109 }
1110 
1111 static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port,
1112 					uint64_t *data)
1113 {
1114 	struct mv88e6xxx_chip *chip = ds->priv;
1115 	int ret;
1116 
1117 	mutex_lock(&chip->reg_lock);
1118 
1119 	ret = mv88e6xxx_stats_snapshot(chip, port);
1120 	mutex_unlock(&chip->reg_lock);
1121 
1122 	if (ret < 0)
1123 		return;
1124 
1125 	mv88e6xxx_get_stats(chip, port, data);
1126 
1127 }
1128 
1129 static int mv88e6xxx_get_regs_len(struct dsa_switch *ds, int port)
1130 {
1131 	return 32 * sizeof(u16);
1132 }
1133 
1134 static void mv88e6xxx_get_regs(struct dsa_switch *ds, int port,
1135 			       struct ethtool_regs *regs, void *_p)
1136 {
1137 	struct mv88e6xxx_chip *chip = ds->priv;
1138 	int err;
1139 	u16 reg;
1140 	u16 *p = _p;
1141 	int i;
1142 
1143 	regs->version = chip->info->prod_num;
1144 
1145 	memset(p, 0xff, 32 * sizeof(u16));
1146 
1147 	mutex_lock(&chip->reg_lock);
1148 
1149 	for (i = 0; i < 32; i++) {
1150 
1151 		err = mv88e6xxx_port_read(chip, port, i, &reg);
1152 		if (!err)
1153 			p[i] = reg;
1154 	}
1155 
1156 	mutex_unlock(&chip->reg_lock);
1157 }
1158 
1159 static int mv88e6xxx_get_mac_eee(struct dsa_switch *ds, int port,
1160 				 struct ethtool_eee *e)
1161 {
1162 	/* Nothing to do on the port's MAC */
1163 	return 0;
1164 }
1165 
1166 static int mv88e6xxx_set_mac_eee(struct dsa_switch *ds, int port,
1167 				 struct ethtool_eee *e)
1168 {
1169 	/* Nothing to do on the port's MAC */
1170 	return 0;
1171 }
1172 
1173 static u16 mv88e6xxx_port_vlan(struct mv88e6xxx_chip *chip, int dev, int port)
1174 {
1175 	struct dsa_switch *ds = NULL;
1176 	struct net_device *br;
1177 	u16 pvlan;
1178 	int i;
1179 
1180 	if (dev < DSA_MAX_SWITCHES)
1181 		ds = chip->ds->dst->ds[dev];
1182 
1183 	/* Prevent frames from unknown switch or port */
1184 	if (!ds || port >= ds->num_ports)
1185 		return 0;
1186 
1187 	/* Frames from DSA links and CPU ports can egress any local port */
1188 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
1189 		return mv88e6xxx_port_mask(chip);
1190 
1191 	br = ds->ports[port].bridge_dev;
1192 	pvlan = 0;
1193 
1194 	/* Frames from user ports can egress any local DSA links and CPU ports,
1195 	 * as well as any local member of their bridge group.
1196 	 */
1197 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1198 		if (dsa_is_cpu_port(chip->ds, i) ||
1199 		    dsa_is_dsa_port(chip->ds, i) ||
1200 		    (br && dsa_to_port(chip->ds, i)->bridge_dev == br))
1201 			pvlan |= BIT(i);
1202 
1203 	return pvlan;
1204 }
1205 
1206 static int mv88e6xxx_port_vlan_map(struct mv88e6xxx_chip *chip, int port)
1207 {
1208 	u16 output_ports = mv88e6xxx_port_vlan(chip, chip->ds->index, port);
1209 
1210 	/* prevent frames from going back out of the port they came in on */
1211 	output_ports &= ~BIT(port);
1212 
1213 	return mv88e6xxx_port_set_vlan_map(chip, port, output_ports);
1214 }
1215 
1216 static void mv88e6xxx_port_stp_state_set(struct dsa_switch *ds, int port,
1217 					 u8 state)
1218 {
1219 	struct mv88e6xxx_chip *chip = ds->priv;
1220 	int err;
1221 
1222 	mutex_lock(&chip->reg_lock);
1223 	err = mv88e6xxx_port_set_state(chip, port, state);
1224 	mutex_unlock(&chip->reg_lock);
1225 
1226 	if (err)
1227 		dev_err(ds->dev, "p%d: failed to update state\n", port);
1228 }
1229 
1230 static int mv88e6xxx_pri_setup(struct mv88e6xxx_chip *chip)
1231 {
1232 	int err;
1233 
1234 	if (chip->info->ops->ieee_pri_map) {
1235 		err = chip->info->ops->ieee_pri_map(chip);
1236 		if (err)
1237 			return err;
1238 	}
1239 
1240 	if (chip->info->ops->ip_pri_map) {
1241 		err = chip->info->ops->ip_pri_map(chip);
1242 		if (err)
1243 			return err;
1244 	}
1245 
1246 	return 0;
1247 }
1248 
1249 static int mv88e6xxx_devmap_setup(struct mv88e6xxx_chip *chip)
1250 {
1251 	int target, port;
1252 	int err;
1253 
1254 	if (!chip->info->global2_addr)
1255 		return 0;
1256 
1257 	/* Initialize the routing port to the 32 possible target devices */
1258 	for (target = 0; target < 32; target++) {
1259 		port = 0x1f;
1260 		if (target < DSA_MAX_SWITCHES)
1261 			if (chip->ds->rtable[target] != DSA_RTABLE_NONE)
1262 				port = chip->ds->rtable[target];
1263 
1264 		err = mv88e6xxx_g2_device_mapping_write(chip, target, port);
1265 		if (err)
1266 			return err;
1267 	}
1268 
1269 	if (chip->info->ops->set_cascade_port) {
1270 		port = MV88E6XXX_CASCADE_PORT_MULTIPLE;
1271 		err = chip->info->ops->set_cascade_port(chip, port);
1272 		if (err)
1273 			return err;
1274 	}
1275 
1276 	err = mv88e6xxx_g1_set_device_number(chip, chip->ds->index);
1277 	if (err)
1278 		return err;
1279 
1280 	return 0;
1281 }
1282 
1283 static int mv88e6xxx_trunk_setup(struct mv88e6xxx_chip *chip)
1284 {
1285 	/* Clear all trunk masks and mapping */
1286 	if (chip->info->global2_addr)
1287 		return mv88e6xxx_g2_trunk_clear(chip);
1288 
1289 	return 0;
1290 }
1291 
1292 static int mv88e6xxx_rmu_setup(struct mv88e6xxx_chip *chip)
1293 {
1294 	if (chip->info->ops->rmu_disable)
1295 		return chip->info->ops->rmu_disable(chip);
1296 
1297 	return 0;
1298 }
1299 
1300 static int mv88e6xxx_pot_setup(struct mv88e6xxx_chip *chip)
1301 {
1302 	if (chip->info->ops->pot_clear)
1303 		return chip->info->ops->pot_clear(chip);
1304 
1305 	return 0;
1306 }
1307 
1308 static int mv88e6xxx_rsvd2cpu_setup(struct mv88e6xxx_chip *chip)
1309 {
1310 	if (chip->info->ops->mgmt_rsvd2cpu)
1311 		return chip->info->ops->mgmt_rsvd2cpu(chip);
1312 
1313 	return 0;
1314 }
1315 
1316 static int mv88e6xxx_atu_setup(struct mv88e6xxx_chip *chip)
1317 {
1318 	int err;
1319 
1320 	err = mv88e6xxx_g1_atu_flush(chip, 0, true);
1321 	if (err)
1322 		return err;
1323 
1324 	err = mv88e6xxx_g1_atu_set_learn2all(chip, true);
1325 	if (err)
1326 		return err;
1327 
1328 	return mv88e6xxx_g1_atu_set_age_time(chip, 300000);
1329 }
1330 
1331 static int mv88e6xxx_irl_setup(struct mv88e6xxx_chip *chip)
1332 {
1333 	int port;
1334 	int err;
1335 
1336 	if (!chip->info->ops->irl_init_all)
1337 		return 0;
1338 
1339 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1340 		/* Disable ingress rate limiting by resetting all per port
1341 		 * ingress rate limit resources to their initial state.
1342 		 */
1343 		err = chip->info->ops->irl_init_all(chip, port);
1344 		if (err)
1345 			return err;
1346 	}
1347 
1348 	return 0;
1349 }
1350 
1351 static int mv88e6xxx_mac_setup(struct mv88e6xxx_chip *chip)
1352 {
1353 	if (chip->info->ops->set_switch_mac) {
1354 		u8 addr[ETH_ALEN];
1355 
1356 		eth_random_addr(addr);
1357 
1358 		return chip->info->ops->set_switch_mac(chip, addr);
1359 	}
1360 
1361 	return 0;
1362 }
1363 
1364 static int mv88e6xxx_pvt_map(struct mv88e6xxx_chip *chip, int dev, int port)
1365 {
1366 	u16 pvlan = 0;
1367 
1368 	if (!mv88e6xxx_has_pvt(chip))
1369 		return -EOPNOTSUPP;
1370 
1371 	/* Skip the local source device, which uses in-chip port VLAN */
1372 	if (dev != chip->ds->index)
1373 		pvlan = mv88e6xxx_port_vlan(chip, dev, port);
1374 
1375 	return mv88e6xxx_g2_pvt_write(chip, dev, port, pvlan);
1376 }
1377 
1378 static int mv88e6xxx_pvt_setup(struct mv88e6xxx_chip *chip)
1379 {
1380 	int dev, port;
1381 	int err;
1382 
1383 	if (!mv88e6xxx_has_pvt(chip))
1384 		return 0;
1385 
1386 	/* Clear 5 Bit Port for usage with Marvell Link Street devices:
1387 	 * use 4 bits for the Src_Port/Src_Trunk and 5 bits for the Src_Dev.
1388 	 */
1389 	err = mv88e6xxx_g2_misc_4_bit_port(chip);
1390 	if (err)
1391 		return err;
1392 
1393 	for (dev = 0; dev < MV88E6XXX_MAX_PVT_SWITCHES; ++dev) {
1394 		for (port = 0; port < MV88E6XXX_MAX_PVT_PORTS; ++port) {
1395 			err = mv88e6xxx_pvt_map(chip, dev, port);
1396 			if (err)
1397 				return err;
1398 		}
1399 	}
1400 
1401 	return 0;
1402 }
1403 
1404 static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port)
1405 {
1406 	struct mv88e6xxx_chip *chip = ds->priv;
1407 	int err;
1408 
1409 	mutex_lock(&chip->reg_lock);
1410 	err = mv88e6xxx_g1_atu_remove(chip, 0, port, false);
1411 	mutex_unlock(&chip->reg_lock);
1412 
1413 	if (err)
1414 		dev_err(ds->dev, "p%d: failed to flush ATU\n", port);
1415 }
1416 
1417 static int mv88e6xxx_vtu_setup(struct mv88e6xxx_chip *chip)
1418 {
1419 	if (!chip->info->max_vid)
1420 		return 0;
1421 
1422 	return mv88e6xxx_g1_vtu_flush(chip);
1423 }
1424 
1425 static int mv88e6xxx_vtu_getnext(struct mv88e6xxx_chip *chip,
1426 				 struct mv88e6xxx_vtu_entry *entry)
1427 {
1428 	if (!chip->info->ops->vtu_getnext)
1429 		return -EOPNOTSUPP;
1430 
1431 	return chip->info->ops->vtu_getnext(chip, entry);
1432 }
1433 
1434 static int mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip *chip,
1435 				   struct mv88e6xxx_vtu_entry *entry)
1436 {
1437 	if (!chip->info->ops->vtu_loadpurge)
1438 		return -EOPNOTSUPP;
1439 
1440 	return chip->info->ops->vtu_loadpurge(chip, entry);
1441 }
1442 
1443 static int mv88e6xxx_atu_new(struct mv88e6xxx_chip *chip, u16 *fid)
1444 {
1445 	DECLARE_BITMAP(fid_bitmap, MV88E6XXX_N_FID);
1446 	struct mv88e6xxx_vtu_entry vlan = {
1447 		.vid = chip->info->max_vid,
1448 	};
1449 	int i, err;
1450 
1451 	bitmap_zero(fid_bitmap, MV88E6XXX_N_FID);
1452 
1453 	/* Set every FID bit used by the (un)bridged ports */
1454 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1455 		err = mv88e6xxx_port_get_fid(chip, i, fid);
1456 		if (err)
1457 			return err;
1458 
1459 		set_bit(*fid, fid_bitmap);
1460 	}
1461 
1462 	/* Set every FID bit used by the VLAN entries */
1463 	do {
1464 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1465 		if (err)
1466 			return err;
1467 
1468 		if (!vlan.valid)
1469 			break;
1470 
1471 		set_bit(vlan.fid, fid_bitmap);
1472 	} while (vlan.vid < chip->info->max_vid);
1473 
1474 	/* The reset value 0x000 is used to indicate that multiple address
1475 	 * databases are not needed. Return the next positive available.
1476 	 */
1477 	*fid = find_next_zero_bit(fid_bitmap, MV88E6XXX_N_FID, 1);
1478 	if (unlikely(*fid >= mv88e6xxx_num_databases(chip)))
1479 		return -ENOSPC;
1480 
1481 	/* Clear the database */
1482 	return mv88e6xxx_g1_atu_flush(chip, *fid, true);
1483 }
1484 
1485 static int mv88e6xxx_vtu_get(struct mv88e6xxx_chip *chip, u16 vid,
1486 			     struct mv88e6xxx_vtu_entry *entry, bool new)
1487 {
1488 	int err;
1489 
1490 	if (!vid)
1491 		return -EINVAL;
1492 
1493 	entry->vid = vid - 1;
1494 	entry->valid = false;
1495 
1496 	err = mv88e6xxx_vtu_getnext(chip, entry);
1497 	if (err)
1498 		return err;
1499 
1500 	if (entry->vid == vid && entry->valid)
1501 		return 0;
1502 
1503 	if (new) {
1504 		int i;
1505 
1506 		/* Initialize a fresh VLAN entry */
1507 		memset(entry, 0, sizeof(*entry));
1508 		entry->valid = true;
1509 		entry->vid = vid;
1510 
1511 		/* Exclude all ports */
1512 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1513 			entry->member[i] =
1514 				MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
1515 
1516 		return mv88e6xxx_atu_new(chip, &entry->fid);
1517 	}
1518 
1519 	/* switchdev expects -EOPNOTSUPP to honor software VLANs */
1520 	return -EOPNOTSUPP;
1521 }
1522 
1523 static int mv88e6xxx_port_check_hw_vlan(struct dsa_switch *ds, int port,
1524 					u16 vid_begin, u16 vid_end)
1525 {
1526 	struct mv88e6xxx_chip *chip = ds->priv;
1527 	struct mv88e6xxx_vtu_entry vlan = {
1528 		.vid = vid_begin - 1,
1529 	};
1530 	int i, err;
1531 
1532 	/* DSA and CPU ports have to be members of multiple vlans */
1533 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1534 		return 0;
1535 
1536 	if (!vid_begin)
1537 		return -EOPNOTSUPP;
1538 
1539 	mutex_lock(&chip->reg_lock);
1540 
1541 	do {
1542 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1543 		if (err)
1544 			goto unlock;
1545 
1546 		if (!vlan.valid)
1547 			break;
1548 
1549 		if (vlan.vid > vid_end)
1550 			break;
1551 
1552 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1553 			if (dsa_is_dsa_port(ds, i) || dsa_is_cpu_port(ds, i))
1554 				continue;
1555 
1556 			if (!ds->ports[i].slave)
1557 				continue;
1558 
1559 			if (vlan.member[i] ==
1560 			    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
1561 				continue;
1562 
1563 			if (dsa_to_port(ds, i)->bridge_dev ==
1564 			    ds->ports[port].bridge_dev)
1565 				break; /* same bridge, check next VLAN */
1566 
1567 			if (!dsa_to_port(ds, i)->bridge_dev)
1568 				continue;
1569 
1570 			dev_err(ds->dev, "p%d: hw VLAN %d already used by port %d in %s\n",
1571 				port, vlan.vid, i,
1572 				netdev_name(dsa_to_port(ds, i)->bridge_dev));
1573 			err = -EOPNOTSUPP;
1574 			goto unlock;
1575 		}
1576 	} while (vlan.vid < vid_end);
1577 
1578 unlock:
1579 	mutex_unlock(&chip->reg_lock);
1580 
1581 	return err;
1582 }
1583 
1584 static int mv88e6xxx_port_vlan_filtering(struct dsa_switch *ds, int port,
1585 					 bool vlan_filtering)
1586 {
1587 	struct mv88e6xxx_chip *chip = ds->priv;
1588 	u16 mode = vlan_filtering ? MV88E6XXX_PORT_CTL2_8021Q_MODE_SECURE :
1589 		MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED;
1590 	int err;
1591 
1592 	if (!chip->info->max_vid)
1593 		return -EOPNOTSUPP;
1594 
1595 	mutex_lock(&chip->reg_lock);
1596 	err = mv88e6xxx_port_set_8021q_mode(chip, port, mode);
1597 	mutex_unlock(&chip->reg_lock);
1598 
1599 	return err;
1600 }
1601 
1602 static int
1603 mv88e6xxx_port_vlan_prepare(struct dsa_switch *ds, int port,
1604 			    const struct switchdev_obj_port_vlan *vlan)
1605 {
1606 	struct mv88e6xxx_chip *chip = ds->priv;
1607 	int err;
1608 
1609 	if (!chip->info->max_vid)
1610 		return -EOPNOTSUPP;
1611 
1612 	/* If the requested port doesn't belong to the same bridge as the VLAN
1613 	 * members, do not support it (yet) and fallback to software VLAN.
1614 	 */
1615 	err = mv88e6xxx_port_check_hw_vlan(ds, port, vlan->vid_begin,
1616 					   vlan->vid_end);
1617 	if (err)
1618 		return err;
1619 
1620 	/* We don't need any dynamic resource from the kernel (yet),
1621 	 * so skip the prepare phase.
1622 	 */
1623 	return 0;
1624 }
1625 
1626 static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port,
1627 					const unsigned char *addr, u16 vid,
1628 					u8 state)
1629 {
1630 	struct mv88e6xxx_vtu_entry vlan;
1631 	struct mv88e6xxx_atu_entry entry;
1632 	int err;
1633 
1634 	/* Null VLAN ID corresponds to the port private database */
1635 	if (vid == 0)
1636 		err = mv88e6xxx_port_get_fid(chip, port, &vlan.fid);
1637 	else
1638 		err = mv88e6xxx_vtu_get(chip, vid, &vlan, false);
1639 	if (err)
1640 		return err;
1641 
1642 	entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1643 	ether_addr_copy(entry.mac, addr);
1644 	eth_addr_dec(entry.mac);
1645 
1646 	err = mv88e6xxx_g1_atu_getnext(chip, vlan.fid, &entry);
1647 	if (err)
1648 		return err;
1649 
1650 	/* Initialize a fresh ATU entry if it isn't found */
1651 	if (entry.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED ||
1652 	    !ether_addr_equal(entry.mac, addr)) {
1653 		memset(&entry, 0, sizeof(entry));
1654 		ether_addr_copy(entry.mac, addr);
1655 	}
1656 
1657 	/* Purge the ATU entry only if no port is using it anymore */
1658 	if (state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED) {
1659 		entry.portvec &= ~BIT(port);
1660 		if (!entry.portvec)
1661 			entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1662 	} else {
1663 		entry.portvec |= BIT(port);
1664 		entry.state = state;
1665 	}
1666 
1667 	return mv88e6xxx_g1_atu_loadpurge(chip, vlan.fid, &entry);
1668 }
1669 
1670 static int mv88e6xxx_port_add_broadcast(struct mv88e6xxx_chip *chip, int port,
1671 					u16 vid)
1672 {
1673 	const char broadcast[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1674 	u8 state = MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC;
1675 
1676 	return mv88e6xxx_port_db_load_purge(chip, port, broadcast, vid, state);
1677 }
1678 
1679 static int mv88e6xxx_broadcast_setup(struct mv88e6xxx_chip *chip, u16 vid)
1680 {
1681 	int port;
1682 	int err;
1683 
1684 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1685 		err = mv88e6xxx_port_add_broadcast(chip, port, vid);
1686 		if (err)
1687 			return err;
1688 	}
1689 
1690 	return 0;
1691 }
1692 
1693 static int _mv88e6xxx_port_vlan_add(struct mv88e6xxx_chip *chip, int port,
1694 				    u16 vid, u8 member)
1695 {
1696 	struct mv88e6xxx_vtu_entry vlan;
1697 	int err;
1698 
1699 	err = mv88e6xxx_vtu_get(chip, vid, &vlan, true);
1700 	if (err)
1701 		return err;
1702 
1703 	vlan.member[port] = member;
1704 
1705 	err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1706 	if (err)
1707 		return err;
1708 
1709 	return mv88e6xxx_broadcast_setup(chip, vid);
1710 }
1711 
1712 static void mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port,
1713 				    const struct switchdev_obj_port_vlan *vlan)
1714 {
1715 	struct mv88e6xxx_chip *chip = ds->priv;
1716 	bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
1717 	bool pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
1718 	u8 member;
1719 	u16 vid;
1720 
1721 	if (!chip->info->max_vid)
1722 		return;
1723 
1724 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1725 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNMODIFIED;
1726 	else if (untagged)
1727 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNTAGGED;
1728 	else
1729 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_TAGGED;
1730 
1731 	mutex_lock(&chip->reg_lock);
1732 
1733 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid)
1734 		if (_mv88e6xxx_port_vlan_add(chip, port, vid, member))
1735 			dev_err(ds->dev, "p%d: failed to add VLAN %d%c\n", port,
1736 				vid, untagged ? 'u' : 't');
1737 
1738 	if (pvid && mv88e6xxx_port_set_pvid(chip, port, vlan->vid_end))
1739 		dev_err(ds->dev, "p%d: failed to set PVID %d\n", port,
1740 			vlan->vid_end);
1741 
1742 	mutex_unlock(&chip->reg_lock);
1743 }
1744 
1745 static int _mv88e6xxx_port_vlan_del(struct mv88e6xxx_chip *chip,
1746 				    int port, u16 vid)
1747 {
1748 	struct mv88e6xxx_vtu_entry vlan;
1749 	int i, err;
1750 
1751 	err = mv88e6xxx_vtu_get(chip, vid, &vlan, false);
1752 	if (err)
1753 		return err;
1754 
1755 	/* Tell switchdev if this VLAN is handled in software */
1756 	if (vlan.member[port] == MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
1757 		return -EOPNOTSUPP;
1758 
1759 	vlan.member[port] = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
1760 
1761 	/* keep the VLAN unless all ports are excluded */
1762 	vlan.valid = false;
1763 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1764 		if (vlan.member[i] !=
1765 		    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER) {
1766 			vlan.valid = true;
1767 			break;
1768 		}
1769 	}
1770 
1771 	err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1772 	if (err)
1773 		return err;
1774 
1775 	return mv88e6xxx_g1_atu_remove(chip, vlan.fid, port, false);
1776 }
1777 
1778 static int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port,
1779 				   const struct switchdev_obj_port_vlan *vlan)
1780 {
1781 	struct mv88e6xxx_chip *chip = ds->priv;
1782 	u16 pvid, vid;
1783 	int err = 0;
1784 
1785 	if (!chip->info->max_vid)
1786 		return -EOPNOTSUPP;
1787 
1788 	mutex_lock(&chip->reg_lock);
1789 
1790 	err = mv88e6xxx_port_get_pvid(chip, port, &pvid);
1791 	if (err)
1792 		goto unlock;
1793 
1794 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) {
1795 		err = _mv88e6xxx_port_vlan_del(chip, port, vid);
1796 		if (err)
1797 			goto unlock;
1798 
1799 		if (vid == pvid) {
1800 			err = mv88e6xxx_port_set_pvid(chip, port, 0);
1801 			if (err)
1802 				goto unlock;
1803 		}
1804 	}
1805 
1806 unlock:
1807 	mutex_unlock(&chip->reg_lock);
1808 
1809 	return err;
1810 }
1811 
1812 static int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
1813 				  const unsigned char *addr, u16 vid)
1814 {
1815 	struct mv88e6xxx_chip *chip = ds->priv;
1816 	int err;
1817 
1818 	mutex_lock(&chip->reg_lock);
1819 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1820 					   MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
1821 	mutex_unlock(&chip->reg_lock);
1822 
1823 	return err;
1824 }
1825 
1826 static int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
1827 				  const unsigned char *addr, u16 vid)
1828 {
1829 	struct mv88e6xxx_chip *chip = ds->priv;
1830 	int err;
1831 
1832 	mutex_lock(&chip->reg_lock);
1833 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1834 					   MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
1835 	mutex_unlock(&chip->reg_lock);
1836 
1837 	return err;
1838 }
1839 
1840 static int mv88e6xxx_port_db_dump_fid(struct mv88e6xxx_chip *chip,
1841 				      u16 fid, u16 vid, int port,
1842 				      dsa_fdb_dump_cb_t *cb, void *data)
1843 {
1844 	struct mv88e6xxx_atu_entry addr;
1845 	bool is_static;
1846 	int err;
1847 
1848 	addr.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
1849 	eth_broadcast_addr(addr.mac);
1850 
1851 	do {
1852 		mutex_lock(&chip->reg_lock);
1853 		err = mv88e6xxx_g1_atu_getnext(chip, fid, &addr);
1854 		mutex_unlock(&chip->reg_lock);
1855 		if (err)
1856 			return err;
1857 
1858 		if (addr.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED)
1859 			break;
1860 
1861 		if (addr.trunk || (addr.portvec & BIT(port)) == 0)
1862 			continue;
1863 
1864 		if (!is_unicast_ether_addr(addr.mac))
1865 			continue;
1866 
1867 		is_static = (addr.state ==
1868 			     MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
1869 		err = cb(addr.mac, vid, is_static, data);
1870 		if (err)
1871 			return err;
1872 	} while (!is_broadcast_ether_addr(addr.mac));
1873 
1874 	return err;
1875 }
1876 
1877 static int mv88e6xxx_port_db_dump(struct mv88e6xxx_chip *chip, int port,
1878 				  dsa_fdb_dump_cb_t *cb, void *data)
1879 {
1880 	struct mv88e6xxx_vtu_entry vlan = {
1881 		.vid = chip->info->max_vid,
1882 	};
1883 	u16 fid;
1884 	int err;
1885 
1886 	/* Dump port's default Filtering Information Database (VLAN ID 0) */
1887 	mutex_lock(&chip->reg_lock);
1888 	err = mv88e6xxx_port_get_fid(chip, port, &fid);
1889 	mutex_unlock(&chip->reg_lock);
1890 
1891 	if (err)
1892 		return err;
1893 
1894 	err = mv88e6xxx_port_db_dump_fid(chip, fid, 0, port, cb, data);
1895 	if (err)
1896 		return err;
1897 
1898 	/* Dump VLANs' Filtering Information Databases */
1899 	do {
1900 		mutex_lock(&chip->reg_lock);
1901 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1902 		mutex_unlock(&chip->reg_lock);
1903 		if (err)
1904 			return err;
1905 
1906 		if (!vlan.valid)
1907 			break;
1908 
1909 		err = mv88e6xxx_port_db_dump_fid(chip, vlan.fid, vlan.vid, port,
1910 						 cb, data);
1911 		if (err)
1912 			return err;
1913 	} while (vlan.vid < chip->info->max_vid);
1914 
1915 	return err;
1916 }
1917 
1918 static int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
1919 				   dsa_fdb_dump_cb_t *cb, void *data)
1920 {
1921 	struct mv88e6xxx_chip *chip = ds->priv;
1922 
1923 	return mv88e6xxx_port_db_dump(chip, port, cb, data);
1924 }
1925 
1926 static int mv88e6xxx_bridge_map(struct mv88e6xxx_chip *chip,
1927 				struct net_device *br)
1928 {
1929 	struct dsa_switch *ds;
1930 	int port;
1931 	int dev;
1932 	int err;
1933 
1934 	/* Remap the Port VLAN of each local bridge group member */
1935 	for (port = 0; port < mv88e6xxx_num_ports(chip); ++port) {
1936 		if (chip->ds->ports[port].bridge_dev == br) {
1937 			err = mv88e6xxx_port_vlan_map(chip, port);
1938 			if (err)
1939 				return err;
1940 		}
1941 	}
1942 
1943 	if (!mv88e6xxx_has_pvt(chip))
1944 		return 0;
1945 
1946 	/* Remap the Port VLAN of each cross-chip bridge group member */
1947 	for (dev = 0; dev < DSA_MAX_SWITCHES; ++dev) {
1948 		ds = chip->ds->dst->ds[dev];
1949 		if (!ds)
1950 			break;
1951 
1952 		for (port = 0; port < ds->num_ports; ++port) {
1953 			if (ds->ports[port].bridge_dev == br) {
1954 				err = mv88e6xxx_pvt_map(chip, dev, port);
1955 				if (err)
1956 					return err;
1957 			}
1958 		}
1959 	}
1960 
1961 	return 0;
1962 }
1963 
1964 static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port,
1965 				      struct net_device *br)
1966 {
1967 	struct mv88e6xxx_chip *chip = ds->priv;
1968 	int err;
1969 
1970 	mutex_lock(&chip->reg_lock);
1971 	err = mv88e6xxx_bridge_map(chip, br);
1972 	mutex_unlock(&chip->reg_lock);
1973 
1974 	return err;
1975 }
1976 
1977 static void mv88e6xxx_port_bridge_leave(struct dsa_switch *ds, int port,
1978 					struct net_device *br)
1979 {
1980 	struct mv88e6xxx_chip *chip = ds->priv;
1981 
1982 	mutex_lock(&chip->reg_lock);
1983 	if (mv88e6xxx_bridge_map(chip, br) ||
1984 	    mv88e6xxx_port_vlan_map(chip, port))
1985 		dev_err(ds->dev, "failed to remap in-chip Port VLAN\n");
1986 	mutex_unlock(&chip->reg_lock);
1987 }
1988 
1989 static int mv88e6xxx_crosschip_bridge_join(struct dsa_switch *ds, int dev,
1990 					   int port, struct net_device *br)
1991 {
1992 	struct mv88e6xxx_chip *chip = ds->priv;
1993 	int err;
1994 
1995 	if (!mv88e6xxx_has_pvt(chip))
1996 		return 0;
1997 
1998 	mutex_lock(&chip->reg_lock);
1999 	err = mv88e6xxx_pvt_map(chip, dev, port);
2000 	mutex_unlock(&chip->reg_lock);
2001 
2002 	return err;
2003 }
2004 
2005 static void mv88e6xxx_crosschip_bridge_leave(struct dsa_switch *ds, int dev,
2006 					     int port, struct net_device *br)
2007 {
2008 	struct mv88e6xxx_chip *chip = ds->priv;
2009 
2010 	if (!mv88e6xxx_has_pvt(chip))
2011 		return;
2012 
2013 	mutex_lock(&chip->reg_lock);
2014 	if (mv88e6xxx_pvt_map(chip, dev, port))
2015 		dev_err(ds->dev, "failed to remap cross-chip Port VLAN\n");
2016 	mutex_unlock(&chip->reg_lock);
2017 }
2018 
2019 static int mv88e6xxx_software_reset(struct mv88e6xxx_chip *chip)
2020 {
2021 	if (chip->info->ops->reset)
2022 		return chip->info->ops->reset(chip);
2023 
2024 	return 0;
2025 }
2026 
2027 static void mv88e6xxx_hardware_reset(struct mv88e6xxx_chip *chip)
2028 {
2029 	struct gpio_desc *gpiod = chip->reset;
2030 
2031 	/* If there is a GPIO connected to the reset pin, toggle it */
2032 	if (gpiod) {
2033 		gpiod_set_value_cansleep(gpiod, 1);
2034 		usleep_range(10000, 20000);
2035 		gpiod_set_value_cansleep(gpiod, 0);
2036 		usleep_range(10000, 20000);
2037 	}
2038 }
2039 
2040 static int mv88e6xxx_disable_ports(struct mv88e6xxx_chip *chip)
2041 {
2042 	int i, err;
2043 
2044 	/* Set all ports to the Disabled state */
2045 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2046 		err = mv88e6xxx_port_set_state(chip, i, BR_STATE_DISABLED);
2047 		if (err)
2048 			return err;
2049 	}
2050 
2051 	/* Wait for transmit queues to drain,
2052 	 * i.e. 2ms for a maximum frame to be transmitted at 10 Mbps.
2053 	 */
2054 	usleep_range(2000, 4000);
2055 
2056 	return 0;
2057 }
2058 
2059 static int mv88e6xxx_switch_reset(struct mv88e6xxx_chip *chip)
2060 {
2061 	int err;
2062 
2063 	err = mv88e6xxx_disable_ports(chip);
2064 	if (err)
2065 		return err;
2066 
2067 	mv88e6xxx_hardware_reset(chip);
2068 
2069 	return mv88e6xxx_software_reset(chip);
2070 }
2071 
2072 static int mv88e6xxx_set_port_mode(struct mv88e6xxx_chip *chip, int port,
2073 				   enum mv88e6xxx_frame_mode frame,
2074 				   enum mv88e6xxx_egress_mode egress, u16 etype)
2075 {
2076 	int err;
2077 
2078 	if (!chip->info->ops->port_set_frame_mode)
2079 		return -EOPNOTSUPP;
2080 
2081 	err = mv88e6xxx_port_set_egress_mode(chip, port, egress);
2082 	if (err)
2083 		return err;
2084 
2085 	err = chip->info->ops->port_set_frame_mode(chip, port, frame);
2086 	if (err)
2087 		return err;
2088 
2089 	if (chip->info->ops->port_set_ether_type)
2090 		return chip->info->ops->port_set_ether_type(chip, port, etype);
2091 
2092 	return 0;
2093 }
2094 
2095 static int mv88e6xxx_set_port_mode_normal(struct mv88e6xxx_chip *chip, int port)
2096 {
2097 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_NORMAL,
2098 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
2099 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2100 }
2101 
2102 static int mv88e6xxx_set_port_mode_dsa(struct mv88e6xxx_chip *chip, int port)
2103 {
2104 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_DSA,
2105 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
2106 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2107 }
2108 
2109 static int mv88e6xxx_set_port_mode_edsa(struct mv88e6xxx_chip *chip, int port)
2110 {
2111 	return mv88e6xxx_set_port_mode(chip, port,
2112 				       MV88E6XXX_FRAME_MODE_ETHERTYPE,
2113 				       MV88E6XXX_EGRESS_MODE_ETHERTYPE,
2114 				       ETH_P_EDSA);
2115 }
2116 
2117 static int mv88e6xxx_setup_port_mode(struct mv88e6xxx_chip *chip, int port)
2118 {
2119 	if (dsa_is_dsa_port(chip->ds, port))
2120 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2121 
2122 	if (dsa_is_user_port(chip->ds, port))
2123 		return mv88e6xxx_set_port_mode_normal(chip, port);
2124 
2125 	/* Setup CPU port mode depending on its supported tag format */
2126 	if (chip->info->tag_protocol == DSA_TAG_PROTO_DSA)
2127 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2128 
2129 	if (chip->info->tag_protocol == DSA_TAG_PROTO_EDSA)
2130 		return mv88e6xxx_set_port_mode_edsa(chip, port);
2131 
2132 	return -EINVAL;
2133 }
2134 
2135 static int mv88e6xxx_setup_message_port(struct mv88e6xxx_chip *chip, int port)
2136 {
2137 	bool message = dsa_is_dsa_port(chip->ds, port);
2138 
2139 	return mv88e6xxx_port_set_message_port(chip, port, message);
2140 }
2141 
2142 static int mv88e6xxx_setup_egress_floods(struct mv88e6xxx_chip *chip, int port)
2143 {
2144 	struct dsa_switch *ds = chip->ds;
2145 	bool flood;
2146 
2147 	/* Upstream ports flood frames with unknown unicast or multicast DA */
2148 	flood = dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port);
2149 	if (chip->info->ops->port_set_egress_floods)
2150 		return chip->info->ops->port_set_egress_floods(chip, port,
2151 							       flood, flood);
2152 
2153 	return 0;
2154 }
2155 
2156 static int mv88e6xxx_serdes_power(struct mv88e6xxx_chip *chip, int port,
2157 				  bool on)
2158 {
2159 	if (chip->info->ops->serdes_power)
2160 		return chip->info->ops->serdes_power(chip, port, on);
2161 
2162 	return 0;
2163 }
2164 
2165 static int mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip *chip, int port)
2166 {
2167 	struct dsa_switch *ds = chip->ds;
2168 	int upstream_port;
2169 	int err;
2170 
2171 	upstream_port = dsa_upstream_port(ds, port);
2172 	if (chip->info->ops->port_set_upstream_port) {
2173 		err = chip->info->ops->port_set_upstream_port(chip, port,
2174 							      upstream_port);
2175 		if (err)
2176 			return err;
2177 	}
2178 
2179 	if (port == upstream_port) {
2180 		if (chip->info->ops->set_cpu_port) {
2181 			err = chip->info->ops->set_cpu_port(chip,
2182 							    upstream_port);
2183 			if (err)
2184 				return err;
2185 		}
2186 
2187 		if (chip->info->ops->set_egress_port) {
2188 			err = chip->info->ops->set_egress_port(chip,
2189 							       upstream_port);
2190 			if (err)
2191 				return err;
2192 		}
2193 	}
2194 
2195 	return 0;
2196 }
2197 
2198 static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port)
2199 {
2200 	struct dsa_switch *ds = chip->ds;
2201 	int err;
2202 	u16 reg;
2203 
2204 	chip->ports[port].chip = chip;
2205 	chip->ports[port].port = port;
2206 
2207 	/* MAC Forcing register: don't force link, speed, duplex or flow control
2208 	 * state to any particular values on physical ports, but force the CPU
2209 	 * port and all DSA ports to their maximum bandwidth and full duplex.
2210 	 */
2211 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
2212 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_FORCED_UP,
2213 					       SPEED_MAX, DUPLEX_FULL,
2214 					       PAUSE_OFF,
2215 					       PHY_INTERFACE_MODE_NA);
2216 	else
2217 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_UNFORCED,
2218 					       SPEED_UNFORCED, DUPLEX_UNFORCED,
2219 					       PAUSE_ON,
2220 					       PHY_INTERFACE_MODE_NA);
2221 	if (err)
2222 		return err;
2223 
2224 	/* Port Control: disable Drop-on-Unlock, disable Drop-on-Lock,
2225 	 * disable Header mode, enable IGMP/MLD snooping, disable VLAN
2226 	 * tunneling, determine priority by looking at 802.1p and IP
2227 	 * priority fields (IP prio has precedence), and set STP state
2228 	 * to Forwarding.
2229 	 *
2230 	 * If this is the CPU link, use DSA or EDSA tagging depending
2231 	 * on which tagging mode was configured.
2232 	 *
2233 	 * If this is a link to another switch, use DSA tagging mode.
2234 	 *
2235 	 * If this is the upstream port for this switch, enable
2236 	 * forwarding of unknown unicasts and multicasts.
2237 	 */
2238 	reg = MV88E6XXX_PORT_CTL0_IGMP_MLD_SNOOP |
2239 		MV88E6185_PORT_CTL0_USE_TAG | MV88E6185_PORT_CTL0_USE_IP |
2240 		MV88E6XXX_PORT_CTL0_STATE_FORWARDING;
2241 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg);
2242 	if (err)
2243 		return err;
2244 
2245 	err = mv88e6xxx_setup_port_mode(chip, port);
2246 	if (err)
2247 		return err;
2248 
2249 	err = mv88e6xxx_setup_egress_floods(chip, port);
2250 	if (err)
2251 		return err;
2252 
2253 	/* Enable the SERDES interface for DSA and CPU ports. Normal
2254 	 * ports SERDES are enabled when the port is enabled, thus
2255 	 * saving a bit of power.
2256 	 */
2257 	if ((dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))) {
2258 		err = mv88e6xxx_serdes_power(chip, port, true);
2259 		if (err)
2260 			return err;
2261 	}
2262 
2263 	/* Port Control 2: don't force a good FCS, set the maximum frame size to
2264 	 * 10240 bytes, disable 802.1q tags checking, don't discard tagged or
2265 	 * untagged frames on this port, do a destination address lookup on all
2266 	 * received packets as usual, disable ARP mirroring and don't send a
2267 	 * copy of all transmitted/received frames on this port to the CPU.
2268 	 */
2269 	err = mv88e6xxx_port_set_map_da(chip, port);
2270 	if (err)
2271 		return err;
2272 
2273 	err = mv88e6xxx_setup_upstream_port(chip, port);
2274 	if (err)
2275 		return err;
2276 
2277 	err = mv88e6xxx_port_set_8021q_mode(chip, port,
2278 				MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED);
2279 	if (err)
2280 		return err;
2281 
2282 	if (chip->info->ops->port_set_jumbo_size) {
2283 		err = chip->info->ops->port_set_jumbo_size(chip, port, 10240);
2284 		if (err)
2285 			return err;
2286 	}
2287 
2288 	/* Port Association Vector: when learning source addresses
2289 	 * of packets, add the address to the address database using
2290 	 * a port bitmap that has only the bit for this port set and
2291 	 * the other bits clear.
2292 	 */
2293 	reg = 1 << port;
2294 	/* Disable learning for CPU port */
2295 	if (dsa_is_cpu_port(ds, port))
2296 		reg = 0;
2297 
2298 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ASSOC_VECTOR,
2299 				   reg);
2300 	if (err)
2301 		return err;
2302 
2303 	/* Egress rate control 2: disable egress rate control. */
2304 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_EGRESS_RATE_CTL2,
2305 				   0x0000);
2306 	if (err)
2307 		return err;
2308 
2309 	if (chip->info->ops->port_pause_limit) {
2310 		err = chip->info->ops->port_pause_limit(chip, port, 0, 0);
2311 		if (err)
2312 			return err;
2313 	}
2314 
2315 	if (chip->info->ops->port_disable_learn_limit) {
2316 		err = chip->info->ops->port_disable_learn_limit(chip, port);
2317 		if (err)
2318 			return err;
2319 	}
2320 
2321 	if (chip->info->ops->port_disable_pri_override) {
2322 		err = chip->info->ops->port_disable_pri_override(chip, port);
2323 		if (err)
2324 			return err;
2325 	}
2326 
2327 	if (chip->info->ops->port_tag_remap) {
2328 		err = chip->info->ops->port_tag_remap(chip, port);
2329 		if (err)
2330 			return err;
2331 	}
2332 
2333 	if (chip->info->ops->port_egress_rate_limiting) {
2334 		err = chip->info->ops->port_egress_rate_limiting(chip, port);
2335 		if (err)
2336 			return err;
2337 	}
2338 
2339 	err = mv88e6xxx_setup_message_port(chip, port);
2340 	if (err)
2341 		return err;
2342 
2343 	/* Port based VLAN map: give each port the same default address
2344 	 * database, and allow bidirectional communication between the
2345 	 * CPU and DSA port(s), and the other ports.
2346 	 */
2347 	err = mv88e6xxx_port_set_fid(chip, port, 0);
2348 	if (err)
2349 		return err;
2350 
2351 	err = mv88e6xxx_port_vlan_map(chip, port);
2352 	if (err)
2353 		return err;
2354 
2355 	/* Default VLAN ID and priority: don't set a default VLAN
2356 	 * ID, and set the default packet priority to zero.
2357 	 */
2358 	return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_DEFAULT_VLAN, 0);
2359 }
2360 
2361 static int mv88e6xxx_port_enable(struct dsa_switch *ds, int port,
2362 				 struct phy_device *phydev)
2363 {
2364 	struct mv88e6xxx_chip *chip = ds->priv;
2365 	int err;
2366 
2367 	mutex_lock(&chip->reg_lock);
2368 
2369 	err = mv88e6xxx_serdes_power(chip, port, true);
2370 
2371 	if (!err && chip->info->ops->serdes_irq_setup)
2372 		err = chip->info->ops->serdes_irq_setup(chip, port);
2373 
2374 	mutex_unlock(&chip->reg_lock);
2375 
2376 	return err;
2377 }
2378 
2379 static void mv88e6xxx_port_disable(struct dsa_switch *ds, int port,
2380 				   struct phy_device *phydev)
2381 {
2382 	struct mv88e6xxx_chip *chip = ds->priv;
2383 
2384 	mutex_lock(&chip->reg_lock);
2385 
2386 	if (chip->info->ops->serdes_irq_free)
2387 		chip->info->ops->serdes_irq_free(chip, port);
2388 
2389 	if (mv88e6xxx_serdes_power(chip, port, false))
2390 		dev_err(chip->dev, "failed to power off SERDES\n");
2391 
2392 	mutex_unlock(&chip->reg_lock);
2393 }
2394 
2395 static int mv88e6xxx_set_ageing_time(struct dsa_switch *ds,
2396 				     unsigned int ageing_time)
2397 {
2398 	struct mv88e6xxx_chip *chip = ds->priv;
2399 	int err;
2400 
2401 	mutex_lock(&chip->reg_lock);
2402 	err = mv88e6xxx_g1_atu_set_age_time(chip, ageing_time);
2403 	mutex_unlock(&chip->reg_lock);
2404 
2405 	return err;
2406 }
2407 
2408 static int mv88e6xxx_stats_setup(struct mv88e6xxx_chip *chip)
2409 {
2410 	int err;
2411 
2412 	/* Initialize the statistics unit */
2413 	if (chip->info->ops->stats_set_histogram) {
2414 		err = chip->info->ops->stats_set_histogram(chip);
2415 		if (err)
2416 			return err;
2417 	}
2418 
2419 	return mv88e6xxx_g1_stats_clear(chip);
2420 }
2421 
2422 /* The mv88e6390 has some hidden registers used for debug and
2423  * development. The errata also makes use of them.
2424  */
2425 static int mv88e6390_hidden_write(struct mv88e6xxx_chip *chip, int port,
2426 				  int reg, u16 val)
2427 {
2428 	u16 ctrl;
2429 	int err;
2430 
2431 	err = mv88e6xxx_port_write(chip, PORT_RESERVED_1A_DATA_PORT,
2432 				   PORT_RESERVED_1A, val);
2433 	if (err)
2434 		return err;
2435 
2436 	ctrl = PORT_RESERVED_1A_BUSY | PORT_RESERVED_1A_WRITE |
2437 	       PORT_RESERVED_1A_BLOCK | port << PORT_RESERVED_1A_PORT_SHIFT |
2438 	       reg;
2439 
2440 	return mv88e6xxx_port_write(chip, PORT_RESERVED_1A_CTRL_PORT,
2441 				    PORT_RESERVED_1A, ctrl);
2442 }
2443 
2444 static int mv88e6390_hidden_wait(struct mv88e6xxx_chip *chip)
2445 {
2446 	return mv88e6xxx_wait(chip, PORT_RESERVED_1A_CTRL_PORT,
2447 			      PORT_RESERVED_1A, PORT_RESERVED_1A_BUSY);
2448 }
2449 
2450 
2451 static int mv88e6390_hidden_read(struct mv88e6xxx_chip *chip, int port,
2452 				  int reg, u16 *val)
2453 {
2454 	u16 ctrl;
2455 	int err;
2456 
2457 	ctrl = PORT_RESERVED_1A_BUSY | PORT_RESERVED_1A_READ |
2458 	       PORT_RESERVED_1A_BLOCK | port << PORT_RESERVED_1A_PORT_SHIFT |
2459 	       reg;
2460 
2461 	err = mv88e6xxx_port_write(chip, PORT_RESERVED_1A_CTRL_PORT,
2462 				   PORT_RESERVED_1A, ctrl);
2463 	if (err)
2464 		return err;
2465 
2466 	err = mv88e6390_hidden_wait(chip);
2467 	if (err)
2468 		return err;
2469 
2470 	return 	mv88e6xxx_port_read(chip, PORT_RESERVED_1A_DATA_PORT,
2471 				    PORT_RESERVED_1A, val);
2472 }
2473 
2474 /* Check if the errata has already been applied. */
2475 static bool mv88e6390_setup_errata_applied(struct mv88e6xxx_chip *chip)
2476 {
2477 	int port;
2478 	int err;
2479 	u16 val;
2480 
2481 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2482 		err = mv88e6390_hidden_read(chip, port, 0, &val);
2483 		if (err) {
2484 			dev_err(chip->dev,
2485 				"Error reading hidden register: %d\n", err);
2486 			return false;
2487 		}
2488 		if (val != 0x01c0)
2489 			return false;
2490 	}
2491 
2492 	return true;
2493 }
2494 
2495 /* The 6390 copper ports have an errata which require poking magic
2496  * values into undocumented hidden registers and then performing a
2497  * software reset.
2498  */
2499 static int mv88e6390_setup_errata(struct mv88e6xxx_chip *chip)
2500 {
2501 	int port;
2502 	int err;
2503 
2504 	if (mv88e6390_setup_errata_applied(chip))
2505 		return 0;
2506 
2507 	/* Set the ports into blocking mode */
2508 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2509 		err = mv88e6xxx_port_set_state(chip, port, BR_STATE_DISABLED);
2510 		if (err)
2511 			return err;
2512 	}
2513 
2514 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2515 		err = mv88e6390_hidden_write(chip, port, 0, 0x01c0);
2516 		if (err)
2517 			return err;
2518 	}
2519 
2520 	return mv88e6xxx_software_reset(chip);
2521 }
2522 
2523 static int mv88e6xxx_setup(struct dsa_switch *ds)
2524 {
2525 	struct mv88e6xxx_chip *chip = ds->priv;
2526 	u8 cmode;
2527 	int err;
2528 	int i;
2529 
2530 	chip->ds = ds;
2531 	ds->slave_mii_bus = mv88e6xxx_default_mdio_bus(chip);
2532 
2533 	mutex_lock(&chip->reg_lock);
2534 
2535 	if (chip->info->ops->setup_errata) {
2536 		err = chip->info->ops->setup_errata(chip);
2537 		if (err)
2538 			goto unlock;
2539 	}
2540 
2541 	/* Cache the cmode of each port. */
2542 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2543 		if (chip->info->ops->port_get_cmode) {
2544 			err = chip->info->ops->port_get_cmode(chip, i, &cmode);
2545 			if (err)
2546 				goto unlock;
2547 
2548 			chip->ports[i].cmode = cmode;
2549 		}
2550 	}
2551 
2552 	/* Setup Switch Port Registers */
2553 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2554 		if (dsa_is_unused_port(ds, i))
2555 			continue;
2556 
2557 		err = mv88e6xxx_setup_port(chip, i);
2558 		if (err)
2559 			goto unlock;
2560 	}
2561 
2562 	err = mv88e6xxx_irl_setup(chip);
2563 	if (err)
2564 		goto unlock;
2565 
2566 	err = mv88e6xxx_mac_setup(chip);
2567 	if (err)
2568 		goto unlock;
2569 
2570 	err = mv88e6xxx_phy_setup(chip);
2571 	if (err)
2572 		goto unlock;
2573 
2574 	err = mv88e6xxx_vtu_setup(chip);
2575 	if (err)
2576 		goto unlock;
2577 
2578 	err = mv88e6xxx_pvt_setup(chip);
2579 	if (err)
2580 		goto unlock;
2581 
2582 	err = mv88e6xxx_atu_setup(chip);
2583 	if (err)
2584 		goto unlock;
2585 
2586 	err = mv88e6xxx_broadcast_setup(chip, 0);
2587 	if (err)
2588 		goto unlock;
2589 
2590 	err = mv88e6xxx_pot_setup(chip);
2591 	if (err)
2592 		goto unlock;
2593 
2594 	err = mv88e6xxx_rmu_setup(chip);
2595 	if (err)
2596 		goto unlock;
2597 
2598 	err = mv88e6xxx_rsvd2cpu_setup(chip);
2599 	if (err)
2600 		goto unlock;
2601 
2602 	err = mv88e6xxx_trunk_setup(chip);
2603 	if (err)
2604 		goto unlock;
2605 
2606 	err = mv88e6xxx_devmap_setup(chip);
2607 	if (err)
2608 		goto unlock;
2609 
2610 	err = mv88e6xxx_pri_setup(chip);
2611 	if (err)
2612 		goto unlock;
2613 
2614 	/* Setup PTP Hardware Clock and timestamping */
2615 	if (chip->info->ptp_support) {
2616 		err = mv88e6xxx_ptp_setup(chip);
2617 		if (err)
2618 			goto unlock;
2619 
2620 		err = mv88e6xxx_hwtstamp_setup(chip);
2621 		if (err)
2622 			goto unlock;
2623 	}
2624 
2625 	err = mv88e6xxx_stats_setup(chip);
2626 	if (err)
2627 		goto unlock;
2628 
2629 unlock:
2630 	mutex_unlock(&chip->reg_lock);
2631 
2632 	return err;
2633 }
2634 
2635 static int mv88e6xxx_mdio_read(struct mii_bus *bus, int phy, int reg)
2636 {
2637 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
2638 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
2639 	u16 val;
2640 	int err;
2641 
2642 	if (!chip->info->ops->phy_read)
2643 		return -EOPNOTSUPP;
2644 
2645 	mutex_lock(&chip->reg_lock);
2646 	err = chip->info->ops->phy_read(chip, bus, phy, reg, &val);
2647 	mutex_unlock(&chip->reg_lock);
2648 
2649 	if (reg == MII_PHYSID2) {
2650 		/* Some internal PHYs don't have a model number. */
2651 		if (chip->info->family != MV88E6XXX_FAMILY_6165)
2652 			/* Then there is the 6165 family. It gets is
2653 			 * PHYs correct. But it can also have two
2654 			 * SERDES interfaces in the PHY address
2655 			 * space. And these don't have a model
2656 			 * number. But they are not PHYs, so we don't
2657 			 * want to give them something a PHY driver
2658 			 * will recognise.
2659 			 *
2660 			 * Use the mv88e6390 family model number
2661 			 * instead, for anything which really could be
2662 			 * a PHY,
2663 			 */
2664 			if (!(val & 0x3f0))
2665 				val |= MV88E6XXX_PORT_SWITCH_ID_PROD_6390 >> 4;
2666 	}
2667 
2668 	return err ? err : val;
2669 }
2670 
2671 static int mv88e6xxx_mdio_write(struct mii_bus *bus, int phy, int reg, u16 val)
2672 {
2673 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
2674 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
2675 	int err;
2676 
2677 	if (!chip->info->ops->phy_write)
2678 		return -EOPNOTSUPP;
2679 
2680 	mutex_lock(&chip->reg_lock);
2681 	err = chip->info->ops->phy_write(chip, bus, phy, reg, val);
2682 	mutex_unlock(&chip->reg_lock);
2683 
2684 	return err;
2685 }
2686 
2687 static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip,
2688 				   struct device_node *np,
2689 				   bool external)
2690 {
2691 	static int index;
2692 	struct mv88e6xxx_mdio_bus *mdio_bus;
2693 	struct mii_bus *bus;
2694 	int err;
2695 
2696 	if (external) {
2697 		mutex_lock(&chip->reg_lock);
2698 		err = mv88e6xxx_g2_scratch_gpio_set_smi(chip, true);
2699 		mutex_unlock(&chip->reg_lock);
2700 
2701 		if (err)
2702 			return err;
2703 	}
2704 
2705 	bus = devm_mdiobus_alloc_size(chip->dev, sizeof(*mdio_bus));
2706 	if (!bus)
2707 		return -ENOMEM;
2708 
2709 	mdio_bus = bus->priv;
2710 	mdio_bus->bus = bus;
2711 	mdio_bus->chip = chip;
2712 	INIT_LIST_HEAD(&mdio_bus->list);
2713 	mdio_bus->external = external;
2714 
2715 	if (np) {
2716 		bus->name = np->full_name;
2717 		snprintf(bus->id, MII_BUS_ID_SIZE, "%pOF", np);
2718 	} else {
2719 		bus->name = "mv88e6xxx SMI";
2720 		snprintf(bus->id, MII_BUS_ID_SIZE, "mv88e6xxx-%d", index++);
2721 	}
2722 
2723 	bus->read = mv88e6xxx_mdio_read;
2724 	bus->write = mv88e6xxx_mdio_write;
2725 	bus->parent = chip->dev;
2726 
2727 	if (!external) {
2728 		err = mv88e6xxx_g2_irq_mdio_setup(chip, bus);
2729 		if (err)
2730 			return err;
2731 	}
2732 
2733 	err = of_mdiobus_register(bus, np);
2734 	if (err) {
2735 		dev_err(chip->dev, "Cannot register MDIO bus (%d)\n", err);
2736 		mv88e6xxx_g2_irq_mdio_free(chip, bus);
2737 		return err;
2738 	}
2739 
2740 	if (external)
2741 		list_add_tail(&mdio_bus->list, &chip->mdios);
2742 	else
2743 		list_add(&mdio_bus->list, &chip->mdios);
2744 
2745 	return 0;
2746 }
2747 
2748 static const struct of_device_id mv88e6xxx_mdio_external_match[] = {
2749 	{ .compatible = "marvell,mv88e6xxx-mdio-external",
2750 	  .data = (void *)true },
2751 	{ },
2752 };
2753 
2754 static void mv88e6xxx_mdios_unregister(struct mv88e6xxx_chip *chip)
2755 
2756 {
2757 	struct mv88e6xxx_mdio_bus *mdio_bus;
2758 	struct mii_bus *bus;
2759 
2760 	list_for_each_entry(mdio_bus, &chip->mdios, list) {
2761 		bus = mdio_bus->bus;
2762 
2763 		if (!mdio_bus->external)
2764 			mv88e6xxx_g2_irq_mdio_free(chip, bus);
2765 
2766 		mdiobus_unregister(bus);
2767 	}
2768 }
2769 
2770 static int mv88e6xxx_mdios_register(struct mv88e6xxx_chip *chip,
2771 				    struct device_node *np)
2772 {
2773 	const struct of_device_id *match;
2774 	struct device_node *child;
2775 	int err;
2776 
2777 	/* Always register one mdio bus for the internal/default mdio
2778 	 * bus. This maybe represented in the device tree, but is
2779 	 * optional.
2780 	 */
2781 	child = of_get_child_by_name(np, "mdio");
2782 	err = mv88e6xxx_mdio_register(chip, child, false);
2783 	if (err)
2784 		return err;
2785 
2786 	/* Walk the device tree, and see if there are any other nodes
2787 	 * which say they are compatible with the external mdio
2788 	 * bus.
2789 	 */
2790 	for_each_available_child_of_node(np, child) {
2791 		match = of_match_node(mv88e6xxx_mdio_external_match, child);
2792 		if (match) {
2793 			err = mv88e6xxx_mdio_register(chip, child, true);
2794 			if (err) {
2795 				mv88e6xxx_mdios_unregister(chip);
2796 				return err;
2797 			}
2798 		}
2799 	}
2800 
2801 	return 0;
2802 }
2803 
2804 static int mv88e6xxx_get_eeprom_len(struct dsa_switch *ds)
2805 {
2806 	struct mv88e6xxx_chip *chip = ds->priv;
2807 
2808 	return chip->eeprom_len;
2809 }
2810 
2811 static int mv88e6xxx_get_eeprom(struct dsa_switch *ds,
2812 				struct ethtool_eeprom *eeprom, u8 *data)
2813 {
2814 	struct mv88e6xxx_chip *chip = ds->priv;
2815 	int err;
2816 
2817 	if (!chip->info->ops->get_eeprom)
2818 		return -EOPNOTSUPP;
2819 
2820 	mutex_lock(&chip->reg_lock);
2821 	err = chip->info->ops->get_eeprom(chip, eeprom, data);
2822 	mutex_unlock(&chip->reg_lock);
2823 
2824 	if (err)
2825 		return err;
2826 
2827 	eeprom->magic = 0xc3ec4951;
2828 
2829 	return 0;
2830 }
2831 
2832 static int mv88e6xxx_set_eeprom(struct dsa_switch *ds,
2833 				struct ethtool_eeprom *eeprom, u8 *data)
2834 {
2835 	struct mv88e6xxx_chip *chip = ds->priv;
2836 	int err;
2837 
2838 	if (!chip->info->ops->set_eeprom)
2839 		return -EOPNOTSUPP;
2840 
2841 	if (eeprom->magic != 0xc3ec4951)
2842 		return -EINVAL;
2843 
2844 	mutex_lock(&chip->reg_lock);
2845 	err = chip->info->ops->set_eeprom(chip, eeprom, data);
2846 	mutex_unlock(&chip->reg_lock);
2847 
2848 	return err;
2849 }
2850 
2851 static const struct mv88e6xxx_ops mv88e6085_ops = {
2852 	/* MV88E6XXX_FAMILY_6097 */
2853 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2854 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2855 	.irl_init_all = mv88e6352_g2_irl_init_all,
2856 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2857 	.phy_read = mv88e6185_phy_ppu_read,
2858 	.phy_write = mv88e6185_phy_ppu_write,
2859 	.port_set_link = mv88e6xxx_port_set_link,
2860 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2861 	.port_set_speed = mv88e6185_port_set_speed,
2862 	.port_tag_remap = mv88e6095_port_tag_remap,
2863 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2864 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2865 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2866 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
2867 	.port_pause_limit = mv88e6097_port_pause_limit,
2868 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2869 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2870 	.port_link_state = mv88e6352_port_link_state,
2871 	.port_get_cmode = mv88e6185_port_get_cmode,
2872 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2873 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2874 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2875 	.stats_get_strings = mv88e6095_stats_get_strings,
2876 	.stats_get_stats = mv88e6095_stats_get_stats,
2877 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2878 	.set_egress_port = mv88e6095_g1_set_egress_port,
2879 	.watchdog_ops = &mv88e6097_watchdog_ops,
2880 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2881 	.pot_clear = mv88e6xxx_g2_pot_clear,
2882 	.ppu_enable = mv88e6185_g1_ppu_enable,
2883 	.ppu_disable = mv88e6185_g1_ppu_disable,
2884 	.reset = mv88e6185_g1_reset,
2885 	.rmu_disable = mv88e6085_g1_rmu_disable,
2886 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2887 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2888 	.phylink_validate = mv88e6185_phylink_validate,
2889 };
2890 
2891 static const struct mv88e6xxx_ops mv88e6095_ops = {
2892 	/* MV88E6XXX_FAMILY_6095 */
2893 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2894 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2895 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2896 	.phy_read = mv88e6185_phy_ppu_read,
2897 	.phy_write = mv88e6185_phy_ppu_write,
2898 	.port_set_link = mv88e6xxx_port_set_link,
2899 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2900 	.port_set_speed = mv88e6185_port_set_speed,
2901 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
2902 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
2903 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
2904 	.port_link_state = mv88e6185_port_link_state,
2905 	.port_get_cmode = mv88e6185_port_get_cmode,
2906 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2907 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2908 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2909 	.stats_get_strings = mv88e6095_stats_get_strings,
2910 	.stats_get_stats = mv88e6095_stats_get_stats,
2911 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
2912 	.ppu_enable = mv88e6185_g1_ppu_enable,
2913 	.ppu_disable = mv88e6185_g1_ppu_disable,
2914 	.reset = mv88e6185_g1_reset,
2915 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
2916 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
2917 	.phylink_validate = mv88e6185_phylink_validate,
2918 };
2919 
2920 static const struct mv88e6xxx_ops mv88e6097_ops = {
2921 	/* MV88E6XXX_FAMILY_6097 */
2922 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2923 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2924 	.irl_init_all = mv88e6352_g2_irl_init_all,
2925 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2926 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2927 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2928 	.port_set_link = mv88e6xxx_port_set_link,
2929 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2930 	.port_set_speed = mv88e6185_port_set_speed,
2931 	.port_tag_remap = mv88e6095_port_tag_remap,
2932 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
2933 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2934 	.port_set_ether_type = mv88e6351_port_set_ether_type,
2935 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
2936 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
2937 	.port_pause_limit = mv88e6097_port_pause_limit,
2938 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2939 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2940 	.port_link_state = mv88e6352_port_link_state,
2941 	.port_get_cmode = mv88e6185_port_get_cmode,
2942 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
2943 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2944 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2945 	.stats_get_strings = mv88e6095_stats_get_strings,
2946 	.stats_get_stats = mv88e6095_stats_get_stats,
2947 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2948 	.set_egress_port = mv88e6095_g1_set_egress_port,
2949 	.watchdog_ops = &mv88e6097_watchdog_ops,
2950 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2951 	.pot_clear = mv88e6xxx_g2_pot_clear,
2952 	.reset = mv88e6352_g1_reset,
2953 	.rmu_disable = mv88e6085_g1_rmu_disable,
2954 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2955 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2956 	.phylink_validate = mv88e6185_phylink_validate,
2957 };
2958 
2959 static const struct mv88e6xxx_ops mv88e6123_ops = {
2960 	/* MV88E6XXX_FAMILY_6165 */
2961 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2962 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2963 	.irl_init_all = mv88e6352_g2_irl_init_all,
2964 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
2965 	.phy_read = mv88e6xxx_g2_smi_phy_read,
2966 	.phy_write = mv88e6xxx_g2_smi_phy_write,
2967 	.port_set_link = mv88e6xxx_port_set_link,
2968 	.port_set_duplex = mv88e6xxx_port_set_duplex,
2969 	.port_set_speed = mv88e6185_port_set_speed,
2970 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
2971 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
2972 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
2973 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
2974 	.port_link_state = mv88e6352_port_link_state,
2975 	.port_get_cmode = mv88e6185_port_get_cmode,
2976 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
2977 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
2978 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
2979 	.stats_get_strings = mv88e6095_stats_get_strings,
2980 	.stats_get_stats = mv88e6095_stats_get_stats,
2981 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
2982 	.set_egress_port = mv88e6095_g1_set_egress_port,
2983 	.watchdog_ops = &mv88e6097_watchdog_ops,
2984 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
2985 	.pot_clear = mv88e6xxx_g2_pot_clear,
2986 	.reset = mv88e6352_g1_reset,
2987 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
2988 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
2989 	.phylink_validate = mv88e6185_phylink_validate,
2990 };
2991 
2992 static const struct mv88e6xxx_ops mv88e6131_ops = {
2993 	/* MV88E6XXX_FAMILY_6185 */
2994 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
2995 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
2996 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
2997 	.phy_read = mv88e6185_phy_ppu_read,
2998 	.phy_write = mv88e6185_phy_ppu_write,
2999 	.port_set_link = mv88e6xxx_port_set_link,
3000 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3001 	.port_set_speed = mv88e6185_port_set_speed,
3002 	.port_tag_remap = mv88e6095_port_tag_remap,
3003 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3004 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
3005 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3006 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
3007 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3008 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3009 	.port_pause_limit = mv88e6097_port_pause_limit,
3010 	.port_set_pause = mv88e6185_port_set_pause,
3011 	.port_link_state = mv88e6352_port_link_state,
3012 	.port_get_cmode = mv88e6185_port_get_cmode,
3013 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3014 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3015 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3016 	.stats_get_strings = mv88e6095_stats_get_strings,
3017 	.stats_get_stats = mv88e6095_stats_get_stats,
3018 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3019 	.set_egress_port = mv88e6095_g1_set_egress_port,
3020 	.watchdog_ops = &mv88e6097_watchdog_ops,
3021 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
3022 	.ppu_enable = mv88e6185_g1_ppu_enable,
3023 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
3024 	.ppu_disable = mv88e6185_g1_ppu_disable,
3025 	.reset = mv88e6185_g1_reset,
3026 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3027 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3028 	.phylink_validate = mv88e6185_phylink_validate,
3029 };
3030 
3031 static const struct mv88e6xxx_ops mv88e6141_ops = {
3032 	/* MV88E6XXX_FAMILY_6341 */
3033 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3034 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3035 	.irl_init_all = mv88e6352_g2_irl_init_all,
3036 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3037 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3038 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3039 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3040 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3041 	.port_set_link = mv88e6xxx_port_set_link,
3042 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3043 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3044 	.port_set_speed = mv88e6341_port_set_speed,
3045 	.port_tag_remap = mv88e6095_port_tag_remap,
3046 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3047 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3048 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3049 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3050 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3051 	.port_pause_limit = mv88e6097_port_pause_limit,
3052 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3053 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3054 	.port_link_state = mv88e6352_port_link_state,
3055 	.port_get_cmode = mv88e6352_port_get_cmode,
3056 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3057 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3058 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3059 	.stats_get_strings = mv88e6320_stats_get_strings,
3060 	.stats_get_stats = mv88e6390_stats_get_stats,
3061 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3062 	.set_egress_port = mv88e6390_g1_set_egress_port,
3063 	.watchdog_ops = &mv88e6390_watchdog_ops,
3064 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
3065 	.pot_clear = mv88e6xxx_g2_pot_clear,
3066 	.reset = mv88e6352_g1_reset,
3067 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3068 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3069 	.serdes_power = mv88e6341_serdes_power,
3070 	.gpio_ops = &mv88e6352_gpio_ops,
3071 	.phylink_validate = mv88e6390_phylink_validate,
3072 };
3073 
3074 static const struct mv88e6xxx_ops mv88e6161_ops = {
3075 	/* MV88E6XXX_FAMILY_6165 */
3076 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3077 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3078 	.irl_init_all = mv88e6352_g2_irl_init_all,
3079 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3080 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3081 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3082 	.port_set_link = mv88e6xxx_port_set_link,
3083 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3084 	.port_set_speed = mv88e6185_port_set_speed,
3085 	.port_tag_remap = mv88e6095_port_tag_remap,
3086 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3087 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3088 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3089 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3090 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3091 	.port_pause_limit = mv88e6097_port_pause_limit,
3092 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3093 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3094 	.port_link_state = mv88e6352_port_link_state,
3095 	.port_get_cmode = mv88e6185_port_get_cmode,
3096 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3097 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3098 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3099 	.stats_get_strings = mv88e6095_stats_get_strings,
3100 	.stats_get_stats = mv88e6095_stats_get_stats,
3101 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3102 	.set_egress_port = mv88e6095_g1_set_egress_port,
3103 	.watchdog_ops = &mv88e6097_watchdog_ops,
3104 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3105 	.pot_clear = mv88e6xxx_g2_pot_clear,
3106 	.reset = mv88e6352_g1_reset,
3107 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3108 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3109 	.avb_ops = &mv88e6165_avb_ops,
3110 	.ptp_ops = &mv88e6165_ptp_ops,
3111 	.phylink_validate = mv88e6185_phylink_validate,
3112 };
3113 
3114 static const struct mv88e6xxx_ops mv88e6165_ops = {
3115 	/* MV88E6XXX_FAMILY_6165 */
3116 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3117 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3118 	.irl_init_all = mv88e6352_g2_irl_init_all,
3119 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3120 	.phy_read = mv88e6165_phy_read,
3121 	.phy_write = mv88e6165_phy_write,
3122 	.port_set_link = mv88e6xxx_port_set_link,
3123 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3124 	.port_set_speed = mv88e6185_port_set_speed,
3125 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3126 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3127 	.port_link_state = mv88e6352_port_link_state,
3128 	.port_get_cmode = mv88e6185_port_get_cmode,
3129 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3130 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3131 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3132 	.stats_get_strings = mv88e6095_stats_get_strings,
3133 	.stats_get_stats = mv88e6095_stats_get_stats,
3134 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3135 	.set_egress_port = mv88e6095_g1_set_egress_port,
3136 	.watchdog_ops = &mv88e6097_watchdog_ops,
3137 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3138 	.pot_clear = mv88e6xxx_g2_pot_clear,
3139 	.reset = mv88e6352_g1_reset,
3140 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3141 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3142 	.avb_ops = &mv88e6165_avb_ops,
3143 	.ptp_ops = &mv88e6165_ptp_ops,
3144 	.phylink_validate = mv88e6185_phylink_validate,
3145 };
3146 
3147 static const struct mv88e6xxx_ops mv88e6171_ops = {
3148 	/* MV88E6XXX_FAMILY_6351 */
3149 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3150 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3151 	.irl_init_all = mv88e6352_g2_irl_init_all,
3152 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3153 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3154 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3155 	.port_set_link = mv88e6xxx_port_set_link,
3156 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3157 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3158 	.port_set_speed = mv88e6185_port_set_speed,
3159 	.port_tag_remap = mv88e6095_port_tag_remap,
3160 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3161 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3162 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3163 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3164 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3165 	.port_pause_limit = mv88e6097_port_pause_limit,
3166 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3167 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3168 	.port_link_state = mv88e6352_port_link_state,
3169 	.port_get_cmode = mv88e6352_port_get_cmode,
3170 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3171 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3172 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3173 	.stats_get_strings = mv88e6095_stats_get_strings,
3174 	.stats_get_stats = mv88e6095_stats_get_stats,
3175 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3176 	.set_egress_port = mv88e6095_g1_set_egress_port,
3177 	.watchdog_ops = &mv88e6097_watchdog_ops,
3178 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3179 	.pot_clear = mv88e6xxx_g2_pot_clear,
3180 	.reset = mv88e6352_g1_reset,
3181 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3182 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3183 	.phylink_validate = mv88e6185_phylink_validate,
3184 };
3185 
3186 static const struct mv88e6xxx_ops mv88e6172_ops = {
3187 	/* MV88E6XXX_FAMILY_6352 */
3188 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3189 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3190 	.irl_init_all = mv88e6352_g2_irl_init_all,
3191 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3192 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3193 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3194 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3195 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3196 	.port_set_link = mv88e6xxx_port_set_link,
3197 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3198 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3199 	.port_set_speed = mv88e6352_port_set_speed,
3200 	.port_tag_remap = mv88e6095_port_tag_remap,
3201 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3202 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3203 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3204 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3205 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3206 	.port_pause_limit = mv88e6097_port_pause_limit,
3207 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3208 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3209 	.port_link_state = mv88e6352_port_link_state,
3210 	.port_get_cmode = mv88e6352_port_get_cmode,
3211 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3212 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3213 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3214 	.stats_get_strings = mv88e6095_stats_get_strings,
3215 	.stats_get_stats = mv88e6095_stats_get_stats,
3216 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3217 	.set_egress_port = mv88e6095_g1_set_egress_port,
3218 	.watchdog_ops = &mv88e6097_watchdog_ops,
3219 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3220 	.pot_clear = mv88e6xxx_g2_pot_clear,
3221 	.reset = mv88e6352_g1_reset,
3222 	.rmu_disable = mv88e6352_g1_rmu_disable,
3223 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3224 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3225 	.serdes_power = mv88e6352_serdes_power,
3226 	.gpio_ops = &mv88e6352_gpio_ops,
3227 	.phylink_validate = mv88e6352_phylink_validate,
3228 };
3229 
3230 static const struct mv88e6xxx_ops mv88e6175_ops = {
3231 	/* MV88E6XXX_FAMILY_6351 */
3232 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3233 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3234 	.irl_init_all = mv88e6352_g2_irl_init_all,
3235 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3236 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3237 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3238 	.port_set_link = mv88e6xxx_port_set_link,
3239 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3240 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3241 	.port_set_speed = mv88e6185_port_set_speed,
3242 	.port_tag_remap = mv88e6095_port_tag_remap,
3243 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3244 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3245 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3246 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3247 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3248 	.port_pause_limit = mv88e6097_port_pause_limit,
3249 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3250 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3251 	.port_link_state = mv88e6352_port_link_state,
3252 	.port_get_cmode = mv88e6352_port_get_cmode,
3253 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3254 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3255 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3256 	.stats_get_strings = mv88e6095_stats_get_strings,
3257 	.stats_get_stats = mv88e6095_stats_get_stats,
3258 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3259 	.set_egress_port = mv88e6095_g1_set_egress_port,
3260 	.watchdog_ops = &mv88e6097_watchdog_ops,
3261 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3262 	.pot_clear = mv88e6xxx_g2_pot_clear,
3263 	.reset = mv88e6352_g1_reset,
3264 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3265 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3266 	.phylink_validate = mv88e6185_phylink_validate,
3267 };
3268 
3269 static const struct mv88e6xxx_ops mv88e6176_ops = {
3270 	/* MV88E6XXX_FAMILY_6352 */
3271 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3272 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3273 	.irl_init_all = mv88e6352_g2_irl_init_all,
3274 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3275 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3276 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3277 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3278 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3279 	.port_set_link = mv88e6xxx_port_set_link,
3280 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3281 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3282 	.port_set_speed = mv88e6352_port_set_speed,
3283 	.port_tag_remap = mv88e6095_port_tag_remap,
3284 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3285 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3286 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3287 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3288 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3289 	.port_pause_limit = mv88e6097_port_pause_limit,
3290 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3291 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3292 	.port_link_state = mv88e6352_port_link_state,
3293 	.port_get_cmode = mv88e6352_port_get_cmode,
3294 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3295 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3296 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3297 	.stats_get_strings = mv88e6095_stats_get_strings,
3298 	.stats_get_stats = mv88e6095_stats_get_stats,
3299 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3300 	.set_egress_port = mv88e6095_g1_set_egress_port,
3301 	.watchdog_ops = &mv88e6097_watchdog_ops,
3302 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3303 	.pot_clear = mv88e6xxx_g2_pot_clear,
3304 	.reset = mv88e6352_g1_reset,
3305 	.rmu_disable = mv88e6352_g1_rmu_disable,
3306 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3307 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3308 	.serdes_power = mv88e6352_serdes_power,
3309 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3310 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3311 	.gpio_ops = &mv88e6352_gpio_ops,
3312 	.phylink_validate = mv88e6352_phylink_validate,
3313 };
3314 
3315 static const struct mv88e6xxx_ops mv88e6185_ops = {
3316 	/* MV88E6XXX_FAMILY_6185 */
3317 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3318 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3319 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
3320 	.phy_read = mv88e6185_phy_ppu_read,
3321 	.phy_write = mv88e6185_phy_ppu_write,
3322 	.port_set_link = mv88e6xxx_port_set_link,
3323 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3324 	.port_set_speed = mv88e6185_port_set_speed,
3325 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
3326 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
3327 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
3328 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
3329 	.port_set_pause = mv88e6185_port_set_pause,
3330 	.port_link_state = mv88e6185_port_link_state,
3331 	.port_get_cmode = mv88e6185_port_get_cmode,
3332 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3333 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3334 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3335 	.stats_get_strings = mv88e6095_stats_get_strings,
3336 	.stats_get_stats = mv88e6095_stats_get_stats,
3337 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3338 	.set_egress_port = mv88e6095_g1_set_egress_port,
3339 	.watchdog_ops = &mv88e6097_watchdog_ops,
3340 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
3341 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
3342 	.ppu_enable = mv88e6185_g1_ppu_enable,
3343 	.ppu_disable = mv88e6185_g1_ppu_disable,
3344 	.reset = mv88e6185_g1_reset,
3345 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3346 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3347 	.phylink_validate = mv88e6185_phylink_validate,
3348 };
3349 
3350 static const struct mv88e6xxx_ops mv88e6190_ops = {
3351 	/* MV88E6XXX_FAMILY_6390 */
3352 	.setup_errata = mv88e6390_setup_errata,
3353 	.irl_init_all = mv88e6390_g2_irl_init_all,
3354 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3355 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3356 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3357 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3358 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3359 	.port_set_link = mv88e6xxx_port_set_link,
3360 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3361 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3362 	.port_set_speed = mv88e6390_port_set_speed,
3363 	.port_tag_remap = mv88e6390_port_tag_remap,
3364 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3365 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3366 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3367 	.port_pause_limit = mv88e6390_port_pause_limit,
3368 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3369 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3370 	.port_link_state = mv88e6352_port_link_state,
3371 	.port_get_cmode = mv88e6352_port_get_cmode,
3372 	.port_set_cmode = mv88e6390_port_set_cmode,
3373 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3374 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3375 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3376 	.stats_get_strings = mv88e6320_stats_get_strings,
3377 	.stats_get_stats = mv88e6390_stats_get_stats,
3378 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3379 	.set_egress_port = mv88e6390_g1_set_egress_port,
3380 	.watchdog_ops = &mv88e6390_watchdog_ops,
3381 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3382 	.pot_clear = mv88e6xxx_g2_pot_clear,
3383 	.reset = mv88e6352_g1_reset,
3384 	.rmu_disable = mv88e6390_g1_rmu_disable,
3385 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3386 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3387 	.serdes_power = mv88e6390_serdes_power,
3388 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3389 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3390 	.gpio_ops = &mv88e6352_gpio_ops,
3391 	.phylink_validate = mv88e6390_phylink_validate,
3392 };
3393 
3394 static const struct mv88e6xxx_ops mv88e6190x_ops = {
3395 	/* MV88E6XXX_FAMILY_6390 */
3396 	.setup_errata = mv88e6390_setup_errata,
3397 	.irl_init_all = mv88e6390_g2_irl_init_all,
3398 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3399 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3400 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3401 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3402 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3403 	.port_set_link = mv88e6xxx_port_set_link,
3404 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3405 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3406 	.port_set_speed = mv88e6390x_port_set_speed,
3407 	.port_tag_remap = mv88e6390_port_tag_remap,
3408 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3409 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3410 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3411 	.port_pause_limit = mv88e6390_port_pause_limit,
3412 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3413 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3414 	.port_link_state = mv88e6352_port_link_state,
3415 	.port_get_cmode = mv88e6352_port_get_cmode,
3416 	.port_set_cmode = mv88e6390x_port_set_cmode,
3417 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3418 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3419 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3420 	.stats_get_strings = mv88e6320_stats_get_strings,
3421 	.stats_get_stats = mv88e6390_stats_get_stats,
3422 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3423 	.set_egress_port = mv88e6390_g1_set_egress_port,
3424 	.watchdog_ops = &mv88e6390_watchdog_ops,
3425 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3426 	.pot_clear = mv88e6xxx_g2_pot_clear,
3427 	.reset = mv88e6352_g1_reset,
3428 	.rmu_disable = mv88e6390_g1_rmu_disable,
3429 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3430 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3431 	.serdes_power = mv88e6390x_serdes_power,
3432 	.serdes_irq_setup = mv88e6390x_serdes_irq_setup,
3433 	.serdes_irq_free = mv88e6390x_serdes_irq_free,
3434 	.gpio_ops = &mv88e6352_gpio_ops,
3435 	.phylink_validate = mv88e6390x_phylink_validate,
3436 };
3437 
3438 static const struct mv88e6xxx_ops mv88e6191_ops = {
3439 	/* MV88E6XXX_FAMILY_6390 */
3440 	.setup_errata = mv88e6390_setup_errata,
3441 	.irl_init_all = mv88e6390_g2_irl_init_all,
3442 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3443 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3444 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3445 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3446 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3447 	.port_set_link = mv88e6xxx_port_set_link,
3448 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3449 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3450 	.port_set_speed = mv88e6390_port_set_speed,
3451 	.port_tag_remap = mv88e6390_port_tag_remap,
3452 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3453 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3454 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3455 	.port_pause_limit = mv88e6390_port_pause_limit,
3456 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3457 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3458 	.port_link_state = mv88e6352_port_link_state,
3459 	.port_get_cmode = mv88e6352_port_get_cmode,
3460 	.port_set_cmode = mv88e6390_port_set_cmode,
3461 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3462 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3463 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3464 	.stats_get_strings = mv88e6320_stats_get_strings,
3465 	.stats_get_stats = mv88e6390_stats_get_stats,
3466 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3467 	.set_egress_port = mv88e6390_g1_set_egress_port,
3468 	.watchdog_ops = &mv88e6390_watchdog_ops,
3469 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3470 	.pot_clear = mv88e6xxx_g2_pot_clear,
3471 	.reset = mv88e6352_g1_reset,
3472 	.rmu_disable = mv88e6390_g1_rmu_disable,
3473 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3474 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3475 	.serdes_power = mv88e6390_serdes_power,
3476 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3477 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3478 	.avb_ops = &mv88e6390_avb_ops,
3479 	.ptp_ops = &mv88e6352_ptp_ops,
3480 	.phylink_validate = mv88e6390_phylink_validate,
3481 };
3482 
3483 static const struct mv88e6xxx_ops mv88e6240_ops = {
3484 	/* MV88E6XXX_FAMILY_6352 */
3485 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3486 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3487 	.irl_init_all = mv88e6352_g2_irl_init_all,
3488 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3489 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3490 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3491 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3492 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3493 	.port_set_link = mv88e6xxx_port_set_link,
3494 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3495 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3496 	.port_set_speed = mv88e6352_port_set_speed,
3497 	.port_tag_remap = mv88e6095_port_tag_remap,
3498 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3499 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3500 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3501 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3502 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3503 	.port_pause_limit = mv88e6097_port_pause_limit,
3504 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3505 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3506 	.port_link_state = mv88e6352_port_link_state,
3507 	.port_get_cmode = mv88e6352_port_get_cmode,
3508 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3509 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3510 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3511 	.stats_get_strings = mv88e6095_stats_get_strings,
3512 	.stats_get_stats = mv88e6095_stats_get_stats,
3513 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3514 	.set_egress_port = mv88e6095_g1_set_egress_port,
3515 	.watchdog_ops = &mv88e6097_watchdog_ops,
3516 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3517 	.pot_clear = mv88e6xxx_g2_pot_clear,
3518 	.reset = mv88e6352_g1_reset,
3519 	.rmu_disable = mv88e6352_g1_rmu_disable,
3520 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3521 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3522 	.serdes_power = mv88e6352_serdes_power,
3523 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3524 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3525 	.gpio_ops = &mv88e6352_gpio_ops,
3526 	.avb_ops = &mv88e6352_avb_ops,
3527 	.ptp_ops = &mv88e6352_ptp_ops,
3528 	.phylink_validate = mv88e6352_phylink_validate,
3529 };
3530 
3531 static const struct mv88e6xxx_ops mv88e6290_ops = {
3532 	/* MV88E6XXX_FAMILY_6390 */
3533 	.setup_errata = mv88e6390_setup_errata,
3534 	.irl_init_all = mv88e6390_g2_irl_init_all,
3535 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3536 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3537 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3538 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3539 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3540 	.port_set_link = mv88e6xxx_port_set_link,
3541 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3542 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3543 	.port_set_speed = mv88e6390_port_set_speed,
3544 	.port_tag_remap = mv88e6390_port_tag_remap,
3545 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3546 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3547 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3548 	.port_pause_limit = mv88e6390_port_pause_limit,
3549 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3550 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3551 	.port_link_state = mv88e6352_port_link_state,
3552 	.port_get_cmode = mv88e6352_port_get_cmode,
3553 	.port_set_cmode = mv88e6390_port_set_cmode,
3554 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3555 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3556 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3557 	.stats_get_strings = mv88e6320_stats_get_strings,
3558 	.stats_get_stats = mv88e6390_stats_get_stats,
3559 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3560 	.set_egress_port = mv88e6390_g1_set_egress_port,
3561 	.watchdog_ops = &mv88e6390_watchdog_ops,
3562 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3563 	.pot_clear = mv88e6xxx_g2_pot_clear,
3564 	.reset = mv88e6352_g1_reset,
3565 	.rmu_disable = mv88e6390_g1_rmu_disable,
3566 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3567 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3568 	.serdes_power = mv88e6390_serdes_power,
3569 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3570 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3571 	.gpio_ops = &mv88e6352_gpio_ops,
3572 	.avb_ops = &mv88e6390_avb_ops,
3573 	.ptp_ops = &mv88e6352_ptp_ops,
3574 	.phylink_validate = mv88e6390_phylink_validate,
3575 };
3576 
3577 static const struct mv88e6xxx_ops mv88e6320_ops = {
3578 	/* MV88E6XXX_FAMILY_6320 */
3579 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3580 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3581 	.irl_init_all = mv88e6352_g2_irl_init_all,
3582 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3583 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3584 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3585 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3586 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3587 	.port_set_link = mv88e6xxx_port_set_link,
3588 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3589 	.port_set_speed = mv88e6185_port_set_speed,
3590 	.port_tag_remap = mv88e6095_port_tag_remap,
3591 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3592 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3593 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3594 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3595 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3596 	.port_pause_limit = mv88e6097_port_pause_limit,
3597 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3598 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3599 	.port_link_state = mv88e6352_port_link_state,
3600 	.port_get_cmode = mv88e6352_port_get_cmode,
3601 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3602 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3603 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3604 	.stats_get_strings = mv88e6320_stats_get_strings,
3605 	.stats_get_stats = mv88e6320_stats_get_stats,
3606 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3607 	.set_egress_port = mv88e6095_g1_set_egress_port,
3608 	.watchdog_ops = &mv88e6390_watchdog_ops,
3609 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3610 	.pot_clear = mv88e6xxx_g2_pot_clear,
3611 	.reset = mv88e6352_g1_reset,
3612 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3613 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3614 	.gpio_ops = &mv88e6352_gpio_ops,
3615 	.avb_ops = &mv88e6352_avb_ops,
3616 	.ptp_ops = &mv88e6352_ptp_ops,
3617 	.phylink_validate = mv88e6185_phylink_validate,
3618 };
3619 
3620 static const struct mv88e6xxx_ops mv88e6321_ops = {
3621 	/* MV88E6XXX_FAMILY_6320 */
3622 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3623 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3624 	.irl_init_all = mv88e6352_g2_irl_init_all,
3625 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3626 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3627 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3628 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3629 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3630 	.port_set_link = mv88e6xxx_port_set_link,
3631 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3632 	.port_set_speed = mv88e6185_port_set_speed,
3633 	.port_tag_remap = mv88e6095_port_tag_remap,
3634 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3635 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3636 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3637 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3638 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3639 	.port_pause_limit = mv88e6097_port_pause_limit,
3640 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3641 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3642 	.port_link_state = mv88e6352_port_link_state,
3643 	.port_get_cmode = mv88e6352_port_get_cmode,
3644 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3645 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3646 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3647 	.stats_get_strings = mv88e6320_stats_get_strings,
3648 	.stats_get_stats = mv88e6320_stats_get_stats,
3649 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3650 	.set_egress_port = mv88e6095_g1_set_egress_port,
3651 	.watchdog_ops = &mv88e6390_watchdog_ops,
3652 	.reset = mv88e6352_g1_reset,
3653 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3654 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3655 	.gpio_ops = &mv88e6352_gpio_ops,
3656 	.avb_ops = &mv88e6352_avb_ops,
3657 	.ptp_ops = &mv88e6352_ptp_ops,
3658 	.phylink_validate = mv88e6185_phylink_validate,
3659 };
3660 
3661 static const struct mv88e6xxx_ops mv88e6341_ops = {
3662 	/* MV88E6XXX_FAMILY_6341 */
3663 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3664 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3665 	.irl_init_all = mv88e6352_g2_irl_init_all,
3666 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3667 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3668 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3669 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3670 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3671 	.port_set_link = mv88e6xxx_port_set_link,
3672 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3673 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3674 	.port_set_speed = mv88e6341_port_set_speed,
3675 	.port_tag_remap = mv88e6095_port_tag_remap,
3676 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3677 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3678 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3679 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3680 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3681 	.port_pause_limit = mv88e6097_port_pause_limit,
3682 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3683 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3684 	.port_link_state = mv88e6352_port_link_state,
3685 	.port_get_cmode = mv88e6352_port_get_cmode,
3686 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3687 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3688 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3689 	.stats_get_strings = mv88e6320_stats_get_strings,
3690 	.stats_get_stats = mv88e6390_stats_get_stats,
3691 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3692 	.set_egress_port = mv88e6390_g1_set_egress_port,
3693 	.watchdog_ops = &mv88e6390_watchdog_ops,
3694 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
3695 	.pot_clear = mv88e6xxx_g2_pot_clear,
3696 	.reset = mv88e6352_g1_reset,
3697 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3698 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3699 	.serdes_power = mv88e6341_serdes_power,
3700 	.gpio_ops = &mv88e6352_gpio_ops,
3701 	.avb_ops = &mv88e6390_avb_ops,
3702 	.ptp_ops = &mv88e6352_ptp_ops,
3703 	.phylink_validate = mv88e6390_phylink_validate,
3704 };
3705 
3706 static const struct mv88e6xxx_ops mv88e6350_ops = {
3707 	/* MV88E6XXX_FAMILY_6351 */
3708 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3709 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3710 	.irl_init_all = mv88e6352_g2_irl_init_all,
3711 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3712 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3713 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3714 	.port_set_link = mv88e6xxx_port_set_link,
3715 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3716 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3717 	.port_set_speed = mv88e6185_port_set_speed,
3718 	.port_tag_remap = mv88e6095_port_tag_remap,
3719 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3720 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3721 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3722 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3723 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3724 	.port_pause_limit = mv88e6097_port_pause_limit,
3725 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3726 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3727 	.port_link_state = mv88e6352_port_link_state,
3728 	.port_get_cmode = mv88e6352_port_get_cmode,
3729 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3730 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3731 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3732 	.stats_get_strings = mv88e6095_stats_get_strings,
3733 	.stats_get_stats = mv88e6095_stats_get_stats,
3734 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3735 	.set_egress_port = mv88e6095_g1_set_egress_port,
3736 	.watchdog_ops = &mv88e6097_watchdog_ops,
3737 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3738 	.pot_clear = mv88e6xxx_g2_pot_clear,
3739 	.reset = mv88e6352_g1_reset,
3740 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3741 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3742 	.phylink_validate = mv88e6185_phylink_validate,
3743 };
3744 
3745 static const struct mv88e6xxx_ops mv88e6351_ops = {
3746 	/* MV88E6XXX_FAMILY_6351 */
3747 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3748 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3749 	.irl_init_all = mv88e6352_g2_irl_init_all,
3750 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3751 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3752 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3753 	.port_set_link = mv88e6xxx_port_set_link,
3754 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3755 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3756 	.port_set_speed = mv88e6185_port_set_speed,
3757 	.port_tag_remap = mv88e6095_port_tag_remap,
3758 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3759 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3760 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3761 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3762 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3763 	.port_pause_limit = mv88e6097_port_pause_limit,
3764 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3765 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3766 	.port_link_state = mv88e6352_port_link_state,
3767 	.port_get_cmode = mv88e6352_port_get_cmode,
3768 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3769 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3770 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3771 	.stats_get_strings = mv88e6095_stats_get_strings,
3772 	.stats_get_stats = mv88e6095_stats_get_stats,
3773 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3774 	.set_egress_port = mv88e6095_g1_set_egress_port,
3775 	.watchdog_ops = &mv88e6097_watchdog_ops,
3776 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3777 	.pot_clear = mv88e6xxx_g2_pot_clear,
3778 	.reset = mv88e6352_g1_reset,
3779 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3780 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3781 	.avb_ops = &mv88e6352_avb_ops,
3782 	.ptp_ops = &mv88e6352_ptp_ops,
3783 	.phylink_validate = mv88e6185_phylink_validate,
3784 };
3785 
3786 static const struct mv88e6xxx_ops mv88e6352_ops = {
3787 	/* MV88E6XXX_FAMILY_6352 */
3788 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3789 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3790 	.irl_init_all = mv88e6352_g2_irl_init_all,
3791 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3792 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3793 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3794 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3795 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3796 	.port_set_link = mv88e6xxx_port_set_link,
3797 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3798 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3799 	.port_set_speed = mv88e6352_port_set_speed,
3800 	.port_tag_remap = mv88e6095_port_tag_remap,
3801 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3802 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3803 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3804 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3805 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3806 	.port_pause_limit = mv88e6097_port_pause_limit,
3807 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3808 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3809 	.port_link_state = mv88e6352_port_link_state,
3810 	.port_get_cmode = mv88e6352_port_get_cmode,
3811 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3812 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3813 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3814 	.stats_get_strings = mv88e6095_stats_get_strings,
3815 	.stats_get_stats = mv88e6095_stats_get_stats,
3816 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3817 	.set_egress_port = mv88e6095_g1_set_egress_port,
3818 	.watchdog_ops = &mv88e6097_watchdog_ops,
3819 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3820 	.pot_clear = mv88e6xxx_g2_pot_clear,
3821 	.reset = mv88e6352_g1_reset,
3822 	.rmu_disable = mv88e6352_g1_rmu_disable,
3823 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3824 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3825 	.serdes_power = mv88e6352_serdes_power,
3826 	.serdes_irq_setup = mv88e6352_serdes_irq_setup,
3827 	.serdes_irq_free = mv88e6352_serdes_irq_free,
3828 	.gpio_ops = &mv88e6352_gpio_ops,
3829 	.avb_ops = &mv88e6352_avb_ops,
3830 	.ptp_ops = &mv88e6352_ptp_ops,
3831 	.serdes_get_sset_count = mv88e6352_serdes_get_sset_count,
3832 	.serdes_get_strings = mv88e6352_serdes_get_strings,
3833 	.serdes_get_stats = mv88e6352_serdes_get_stats,
3834 	.phylink_validate = mv88e6352_phylink_validate,
3835 };
3836 
3837 static const struct mv88e6xxx_ops mv88e6390_ops = {
3838 	/* MV88E6XXX_FAMILY_6390 */
3839 	.setup_errata = mv88e6390_setup_errata,
3840 	.irl_init_all = mv88e6390_g2_irl_init_all,
3841 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3842 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3843 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3844 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3845 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3846 	.port_set_link = mv88e6xxx_port_set_link,
3847 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3848 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3849 	.port_set_speed = mv88e6390_port_set_speed,
3850 	.port_tag_remap = mv88e6390_port_tag_remap,
3851 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3852 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3853 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3854 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3855 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3856 	.port_pause_limit = mv88e6390_port_pause_limit,
3857 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3858 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3859 	.port_link_state = mv88e6352_port_link_state,
3860 	.port_get_cmode = mv88e6352_port_get_cmode,
3861 	.port_set_cmode = mv88e6390_port_set_cmode,
3862 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3863 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3864 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3865 	.stats_get_strings = mv88e6320_stats_get_strings,
3866 	.stats_get_stats = mv88e6390_stats_get_stats,
3867 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3868 	.set_egress_port = mv88e6390_g1_set_egress_port,
3869 	.watchdog_ops = &mv88e6390_watchdog_ops,
3870 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3871 	.pot_clear = mv88e6xxx_g2_pot_clear,
3872 	.reset = mv88e6352_g1_reset,
3873 	.rmu_disable = mv88e6390_g1_rmu_disable,
3874 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3875 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3876 	.serdes_power = mv88e6390_serdes_power,
3877 	.serdes_irq_setup = mv88e6390_serdes_irq_setup,
3878 	.serdes_irq_free = mv88e6390_serdes_irq_free,
3879 	.gpio_ops = &mv88e6352_gpio_ops,
3880 	.avb_ops = &mv88e6390_avb_ops,
3881 	.ptp_ops = &mv88e6352_ptp_ops,
3882 	.phylink_validate = mv88e6390_phylink_validate,
3883 };
3884 
3885 static const struct mv88e6xxx_ops mv88e6390x_ops = {
3886 	/* MV88E6XXX_FAMILY_6390 */
3887 	.setup_errata = mv88e6390_setup_errata,
3888 	.irl_init_all = mv88e6390_g2_irl_init_all,
3889 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3890 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3891 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3892 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3893 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3894 	.port_set_link = mv88e6xxx_port_set_link,
3895 	.port_set_duplex = mv88e6xxx_port_set_duplex,
3896 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3897 	.port_set_speed = mv88e6390x_port_set_speed,
3898 	.port_tag_remap = mv88e6390_port_tag_remap,
3899 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3900 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3901 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3902 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3903 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3904 	.port_pause_limit = mv88e6390_port_pause_limit,
3905 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3906 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3907 	.port_link_state = mv88e6352_port_link_state,
3908 	.port_get_cmode = mv88e6352_port_get_cmode,
3909 	.port_set_cmode = mv88e6390x_port_set_cmode,
3910 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3911 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3912 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3913 	.stats_get_strings = mv88e6320_stats_get_strings,
3914 	.stats_get_stats = mv88e6390_stats_get_stats,
3915 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3916 	.set_egress_port = mv88e6390_g1_set_egress_port,
3917 	.watchdog_ops = &mv88e6390_watchdog_ops,
3918 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3919 	.pot_clear = mv88e6xxx_g2_pot_clear,
3920 	.reset = mv88e6352_g1_reset,
3921 	.rmu_disable = mv88e6390_g1_rmu_disable,
3922 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3923 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3924 	.serdes_power = mv88e6390x_serdes_power,
3925 	.serdes_irq_setup = mv88e6390x_serdes_irq_setup,
3926 	.serdes_irq_free = mv88e6390x_serdes_irq_free,
3927 	.gpio_ops = &mv88e6352_gpio_ops,
3928 	.avb_ops = &mv88e6390_avb_ops,
3929 	.ptp_ops = &mv88e6352_ptp_ops,
3930 	.phylink_validate = mv88e6390x_phylink_validate,
3931 };
3932 
3933 static const struct mv88e6xxx_info mv88e6xxx_table[] = {
3934 	[MV88E6085] = {
3935 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6085,
3936 		.family = MV88E6XXX_FAMILY_6097,
3937 		.name = "Marvell 88E6085",
3938 		.num_databases = 4096,
3939 		.num_ports = 10,
3940 		.num_internal_phys = 5,
3941 		.max_vid = 4095,
3942 		.port_base_addr = 0x10,
3943 		.phy_base_addr = 0x0,
3944 		.global1_addr = 0x1b,
3945 		.global2_addr = 0x1c,
3946 		.age_time_coeff = 15000,
3947 		.g1_irqs = 8,
3948 		.g2_irqs = 10,
3949 		.atu_move_port_mask = 0xf,
3950 		.pvt = true,
3951 		.multi_chip = true,
3952 		.tag_protocol = DSA_TAG_PROTO_DSA,
3953 		.ops = &mv88e6085_ops,
3954 	},
3955 
3956 	[MV88E6095] = {
3957 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6095,
3958 		.family = MV88E6XXX_FAMILY_6095,
3959 		.name = "Marvell 88E6095/88E6095F",
3960 		.num_databases = 256,
3961 		.num_ports = 11,
3962 		.num_internal_phys = 0,
3963 		.max_vid = 4095,
3964 		.port_base_addr = 0x10,
3965 		.phy_base_addr = 0x0,
3966 		.global1_addr = 0x1b,
3967 		.global2_addr = 0x1c,
3968 		.age_time_coeff = 15000,
3969 		.g1_irqs = 8,
3970 		.atu_move_port_mask = 0xf,
3971 		.multi_chip = true,
3972 		.tag_protocol = DSA_TAG_PROTO_DSA,
3973 		.ops = &mv88e6095_ops,
3974 	},
3975 
3976 	[MV88E6097] = {
3977 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6097,
3978 		.family = MV88E6XXX_FAMILY_6097,
3979 		.name = "Marvell 88E6097/88E6097F",
3980 		.num_databases = 4096,
3981 		.num_ports = 11,
3982 		.num_internal_phys = 8,
3983 		.max_vid = 4095,
3984 		.port_base_addr = 0x10,
3985 		.phy_base_addr = 0x0,
3986 		.global1_addr = 0x1b,
3987 		.global2_addr = 0x1c,
3988 		.age_time_coeff = 15000,
3989 		.g1_irqs = 8,
3990 		.g2_irqs = 10,
3991 		.atu_move_port_mask = 0xf,
3992 		.pvt = true,
3993 		.multi_chip = true,
3994 		.tag_protocol = DSA_TAG_PROTO_EDSA,
3995 		.ops = &mv88e6097_ops,
3996 	},
3997 
3998 	[MV88E6123] = {
3999 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6123,
4000 		.family = MV88E6XXX_FAMILY_6165,
4001 		.name = "Marvell 88E6123",
4002 		.num_databases = 4096,
4003 		.num_ports = 3,
4004 		.num_internal_phys = 5,
4005 		.max_vid = 4095,
4006 		.port_base_addr = 0x10,
4007 		.phy_base_addr = 0x0,
4008 		.global1_addr = 0x1b,
4009 		.global2_addr = 0x1c,
4010 		.age_time_coeff = 15000,
4011 		.g1_irqs = 9,
4012 		.g2_irqs = 10,
4013 		.atu_move_port_mask = 0xf,
4014 		.pvt = true,
4015 		.multi_chip = true,
4016 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4017 		.ops = &mv88e6123_ops,
4018 	},
4019 
4020 	[MV88E6131] = {
4021 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6131,
4022 		.family = MV88E6XXX_FAMILY_6185,
4023 		.name = "Marvell 88E6131",
4024 		.num_databases = 256,
4025 		.num_ports = 8,
4026 		.num_internal_phys = 0,
4027 		.max_vid = 4095,
4028 		.port_base_addr = 0x10,
4029 		.phy_base_addr = 0x0,
4030 		.global1_addr = 0x1b,
4031 		.global2_addr = 0x1c,
4032 		.age_time_coeff = 15000,
4033 		.g1_irqs = 9,
4034 		.atu_move_port_mask = 0xf,
4035 		.multi_chip = true,
4036 		.tag_protocol = DSA_TAG_PROTO_DSA,
4037 		.ops = &mv88e6131_ops,
4038 	},
4039 
4040 	[MV88E6141] = {
4041 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6141,
4042 		.family = MV88E6XXX_FAMILY_6341,
4043 		.name = "Marvell 88E6141",
4044 		.num_databases = 4096,
4045 		.num_ports = 6,
4046 		.num_internal_phys = 5,
4047 		.num_gpio = 11,
4048 		.max_vid = 4095,
4049 		.port_base_addr = 0x10,
4050 		.phy_base_addr = 0x10,
4051 		.global1_addr = 0x1b,
4052 		.global2_addr = 0x1c,
4053 		.age_time_coeff = 3750,
4054 		.atu_move_port_mask = 0x1f,
4055 		.g1_irqs = 9,
4056 		.g2_irqs = 10,
4057 		.pvt = true,
4058 		.multi_chip = true,
4059 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4060 		.ops = &mv88e6141_ops,
4061 	},
4062 
4063 	[MV88E6161] = {
4064 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6161,
4065 		.family = MV88E6XXX_FAMILY_6165,
4066 		.name = "Marvell 88E6161",
4067 		.num_databases = 4096,
4068 		.num_ports = 6,
4069 		.num_internal_phys = 5,
4070 		.max_vid = 4095,
4071 		.port_base_addr = 0x10,
4072 		.phy_base_addr = 0x0,
4073 		.global1_addr = 0x1b,
4074 		.global2_addr = 0x1c,
4075 		.age_time_coeff = 15000,
4076 		.g1_irqs = 9,
4077 		.g2_irqs = 10,
4078 		.atu_move_port_mask = 0xf,
4079 		.pvt = true,
4080 		.multi_chip = true,
4081 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4082 		.ptp_support = true,
4083 		.ops = &mv88e6161_ops,
4084 	},
4085 
4086 	[MV88E6165] = {
4087 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6165,
4088 		.family = MV88E6XXX_FAMILY_6165,
4089 		.name = "Marvell 88E6165",
4090 		.num_databases = 4096,
4091 		.num_ports = 6,
4092 		.num_internal_phys = 0,
4093 		.max_vid = 4095,
4094 		.port_base_addr = 0x10,
4095 		.phy_base_addr = 0x0,
4096 		.global1_addr = 0x1b,
4097 		.global2_addr = 0x1c,
4098 		.age_time_coeff = 15000,
4099 		.g1_irqs = 9,
4100 		.g2_irqs = 10,
4101 		.atu_move_port_mask = 0xf,
4102 		.pvt = true,
4103 		.multi_chip = true,
4104 		.tag_protocol = DSA_TAG_PROTO_DSA,
4105 		.ptp_support = true,
4106 		.ops = &mv88e6165_ops,
4107 	},
4108 
4109 	[MV88E6171] = {
4110 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6171,
4111 		.family = MV88E6XXX_FAMILY_6351,
4112 		.name = "Marvell 88E6171",
4113 		.num_databases = 4096,
4114 		.num_ports = 7,
4115 		.num_internal_phys = 5,
4116 		.max_vid = 4095,
4117 		.port_base_addr = 0x10,
4118 		.phy_base_addr = 0x0,
4119 		.global1_addr = 0x1b,
4120 		.global2_addr = 0x1c,
4121 		.age_time_coeff = 15000,
4122 		.g1_irqs = 9,
4123 		.g2_irqs = 10,
4124 		.atu_move_port_mask = 0xf,
4125 		.pvt = true,
4126 		.multi_chip = true,
4127 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4128 		.ops = &mv88e6171_ops,
4129 	},
4130 
4131 	[MV88E6172] = {
4132 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6172,
4133 		.family = MV88E6XXX_FAMILY_6352,
4134 		.name = "Marvell 88E6172",
4135 		.num_databases = 4096,
4136 		.num_ports = 7,
4137 		.num_internal_phys = 5,
4138 		.num_gpio = 15,
4139 		.max_vid = 4095,
4140 		.port_base_addr = 0x10,
4141 		.phy_base_addr = 0x0,
4142 		.global1_addr = 0x1b,
4143 		.global2_addr = 0x1c,
4144 		.age_time_coeff = 15000,
4145 		.g1_irqs = 9,
4146 		.g2_irqs = 10,
4147 		.atu_move_port_mask = 0xf,
4148 		.pvt = true,
4149 		.multi_chip = true,
4150 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4151 		.ops = &mv88e6172_ops,
4152 	},
4153 
4154 	[MV88E6175] = {
4155 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6175,
4156 		.family = MV88E6XXX_FAMILY_6351,
4157 		.name = "Marvell 88E6175",
4158 		.num_databases = 4096,
4159 		.num_ports = 7,
4160 		.num_internal_phys = 5,
4161 		.max_vid = 4095,
4162 		.port_base_addr = 0x10,
4163 		.phy_base_addr = 0x0,
4164 		.global1_addr = 0x1b,
4165 		.global2_addr = 0x1c,
4166 		.age_time_coeff = 15000,
4167 		.g1_irqs = 9,
4168 		.g2_irqs = 10,
4169 		.atu_move_port_mask = 0xf,
4170 		.pvt = true,
4171 		.multi_chip = true,
4172 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4173 		.ops = &mv88e6175_ops,
4174 	},
4175 
4176 	[MV88E6176] = {
4177 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6176,
4178 		.family = MV88E6XXX_FAMILY_6352,
4179 		.name = "Marvell 88E6176",
4180 		.num_databases = 4096,
4181 		.num_ports = 7,
4182 		.num_internal_phys = 5,
4183 		.num_gpio = 15,
4184 		.max_vid = 4095,
4185 		.port_base_addr = 0x10,
4186 		.phy_base_addr = 0x0,
4187 		.global1_addr = 0x1b,
4188 		.global2_addr = 0x1c,
4189 		.age_time_coeff = 15000,
4190 		.g1_irqs = 9,
4191 		.g2_irqs = 10,
4192 		.atu_move_port_mask = 0xf,
4193 		.pvt = true,
4194 		.multi_chip = true,
4195 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4196 		.ops = &mv88e6176_ops,
4197 	},
4198 
4199 	[MV88E6185] = {
4200 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6185,
4201 		.family = MV88E6XXX_FAMILY_6185,
4202 		.name = "Marvell 88E6185",
4203 		.num_databases = 256,
4204 		.num_ports = 10,
4205 		.num_internal_phys = 0,
4206 		.max_vid = 4095,
4207 		.port_base_addr = 0x10,
4208 		.phy_base_addr = 0x0,
4209 		.global1_addr = 0x1b,
4210 		.global2_addr = 0x1c,
4211 		.age_time_coeff = 15000,
4212 		.g1_irqs = 8,
4213 		.atu_move_port_mask = 0xf,
4214 		.multi_chip = true,
4215 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4216 		.ops = &mv88e6185_ops,
4217 	},
4218 
4219 	[MV88E6190] = {
4220 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190,
4221 		.family = MV88E6XXX_FAMILY_6390,
4222 		.name = "Marvell 88E6190",
4223 		.num_databases = 4096,
4224 		.num_ports = 11,	/* 10 + Z80 */
4225 		.num_internal_phys = 11,
4226 		.num_gpio = 16,
4227 		.max_vid = 8191,
4228 		.port_base_addr = 0x0,
4229 		.phy_base_addr = 0x0,
4230 		.global1_addr = 0x1b,
4231 		.global2_addr = 0x1c,
4232 		.tag_protocol = DSA_TAG_PROTO_DSA,
4233 		.age_time_coeff = 3750,
4234 		.g1_irqs = 9,
4235 		.g2_irqs = 14,
4236 		.pvt = true,
4237 		.multi_chip = true,
4238 		.atu_move_port_mask = 0x1f,
4239 		.ops = &mv88e6190_ops,
4240 	},
4241 
4242 	[MV88E6190X] = {
4243 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190X,
4244 		.family = MV88E6XXX_FAMILY_6390,
4245 		.name = "Marvell 88E6190X",
4246 		.num_databases = 4096,
4247 		.num_ports = 11,	/* 10 + Z80 */
4248 		.num_internal_phys = 11,
4249 		.num_gpio = 16,
4250 		.max_vid = 8191,
4251 		.port_base_addr = 0x0,
4252 		.phy_base_addr = 0x0,
4253 		.global1_addr = 0x1b,
4254 		.global2_addr = 0x1c,
4255 		.age_time_coeff = 3750,
4256 		.g1_irqs = 9,
4257 		.g2_irqs = 14,
4258 		.atu_move_port_mask = 0x1f,
4259 		.pvt = true,
4260 		.multi_chip = true,
4261 		.tag_protocol = DSA_TAG_PROTO_DSA,
4262 		.ops = &mv88e6190x_ops,
4263 	},
4264 
4265 	[MV88E6191] = {
4266 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6191,
4267 		.family = MV88E6XXX_FAMILY_6390,
4268 		.name = "Marvell 88E6191",
4269 		.num_databases = 4096,
4270 		.num_ports = 11,	/* 10 + Z80 */
4271 		.num_internal_phys = 11,
4272 		.max_vid = 8191,
4273 		.port_base_addr = 0x0,
4274 		.phy_base_addr = 0x0,
4275 		.global1_addr = 0x1b,
4276 		.global2_addr = 0x1c,
4277 		.age_time_coeff = 3750,
4278 		.g1_irqs = 9,
4279 		.g2_irqs = 14,
4280 		.atu_move_port_mask = 0x1f,
4281 		.pvt = true,
4282 		.multi_chip = true,
4283 		.tag_protocol = DSA_TAG_PROTO_DSA,
4284 		.ptp_support = true,
4285 		.ops = &mv88e6191_ops,
4286 	},
4287 
4288 	[MV88E6240] = {
4289 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6240,
4290 		.family = MV88E6XXX_FAMILY_6352,
4291 		.name = "Marvell 88E6240",
4292 		.num_databases = 4096,
4293 		.num_ports = 7,
4294 		.num_internal_phys = 5,
4295 		.num_gpio = 15,
4296 		.max_vid = 4095,
4297 		.port_base_addr = 0x10,
4298 		.phy_base_addr = 0x0,
4299 		.global1_addr = 0x1b,
4300 		.global2_addr = 0x1c,
4301 		.age_time_coeff = 15000,
4302 		.g1_irqs = 9,
4303 		.g2_irqs = 10,
4304 		.atu_move_port_mask = 0xf,
4305 		.pvt = true,
4306 		.multi_chip = true,
4307 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4308 		.ptp_support = true,
4309 		.ops = &mv88e6240_ops,
4310 	},
4311 
4312 	[MV88E6290] = {
4313 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6290,
4314 		.family = MV88E6XXX_FAMILY_6390,
4315 		.name = "Marvell 88E6290",
4316 		.num_databases = 4096,
4317 		.num_ports = 11,	/* 10 + Z80 */
4318 		.num_internal_phys = 11,
4319 		.num_gpio = 16,
4320 		.max_vid = 8191,
4321 		.port_base_addr = 0x0,
4322 		.phy_base_addr = 0x0,
4323 		.global1_addr = 0x1b,
4324 		.global2_addr = 0x1c,
4325 		.age_time_coeff = 3750,
4326 		.g1_irqs = 9,
4327 		.g2_irqs = 14,
4328 		.atu_move_port_mask = 0x1f,
4329 		.pvt = true,
4330 		.multi_chip = true,
4331 		.tag_protocol = DSA_TAG_PROTO_DSA,
4332 		.ptp_support = true,
4333 		.ops = &mv88e6290_ops,
4334 	},
4335 
4336 	[MV88E6320] = {
4337 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6320,
4338 		.family = MV88E6XXX_FAMILY_6320,
4339 		.name = "Marvell 88E6320",
4340 		.num_databases = 4096,
4341 		.num_ports = 7,
4342 		.num_internal_phys = 5,
4343 		.num_gpio = 15,
4344 		.max_vid = 4095,
4345 		.port_base_addr = 0x10,
4346 		.phy_base_addr = 0x0,
4347 		.global1_addr = 0x1b,
4348 		.global2_addr = 0x1c,
4349 		.age_time_coeff = 15000,
4350 		.g1_irqs = 8,
4351 		.g2_irqs = 10,
4352 		.atu_move_port_mask = 0xf,
4353 		.pvt = true,
4354 		.multi_chip = true,
4355 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4356 		.ptp_support = true,
4357 		.ops = &mv88e6320_ops,
4358 	},
4359 
4360 	[MV88E6321] = {
4361 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6321,
4362 		.family = MV88E6XXX_FAMILY_6320,
4363 		.name = "Marvell 88E6321",
4364 		.num_databases = 4096,
4365 		.num_ports = 7,
4366 		.num_internal_phys = 5,
4367 		.num_gpio = 15,
4368 		.max_vid = 4095,
4369 		.port_base_addr = 0x10,
4370 		.phy_base_addr = 0x0,
4371 		.global1_addr = 0x1b,
4372 		.global2_addr = 0x1c,
4373 		.age_time_coeff = 15000,
4374 		.g1_irqs = 8,
4375 		.g2_irqs = 10,
4376 		.atu_move_port_mask = 0xf,
4377 		.multi_chip = true,
4378 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4379 		.ptp_support = true,
4380 		.ops = &mv88e6321_ops,
4381 	},
4382 
4383 	[MV88E6341] = {
4384 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,
4385 		.family = MV88E6XXX_FAMILY_6341,
4386 		.name = "Marvell 88E6341",
4387 		.num_databases = 4096,
4388 		.num_internal_phys = 5,
4389 		.num_ports = 6,
4390 		.num_gpio = 11,
4391 		.max_vid = 4095,
4392 		.port_base_addr = 0x10,
4393 		.phy_base_addr = 0x10,
4394 		.global1_addr = 0x1b,
4395 		.global2_addr = 0x1c,
4396 		.age_time_coeff = 3750,
4397 		.atu_move_port_mask = 0x1f,
4398 		.g1_irqs = 9,
4399 		.g2_irqs = 10,
4400 		.pvt = true,
4401 		.multi_chip = true,
4402 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4403 		.ptp_support = true,
4404 		.ops = &mv88e6341_ops,
4405 	},
4406 
4407 	[MV88E6350] = {
4408 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6350,
4409 		.family = MV88E6XXX_FAMILY_6351,
4410 		.name = "Marvell 88E6350",
4411 		.num_databases = 4096,
4412 		.num_ports = 7,
4413 		.num_internal_phys = 5,
4414 		.max_vid = 4095,
4415 		.port_base_addr = 0x10,
4416 		.phy_base_addr = 0x0,
4417 		.global1_addr = 0x1b,
4418 		.global2_addr = 0x1c,
4419 		.age_time_coeff = 15000,
4420 		.g1_irqs = 9,
4421 		.g2_irqs = 10,
4422 		.atu_move_port_mask = 0xf,
4423 		.pvt = true,
4424 		.multi_chip = true,
4425 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4426 		.ops = &mv88e6350_ops,
4427 	},
4428 
4429 	[MV88E6351] = {
4430 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6351,
4431 		.family = MV88E6XXX_FAMILY_6351,
4432 		.name = "Marvell 88E6351",
4433 		.num_databases = 4096,
4434 		.num_ports = 7,
4435 		.num_internal_phys = 5,
4436 		.max_vid = 4095,
4437 		.port_base_addr = 0x10,
4438 		.phy_base_addr = 0x0,
4439 		.global1_addr = 0x1b,
4440 		.global2_addr = 0x1c,
4441 		.age_time_coeff = 15000,
4442 		.g1_irqs = 9,
4443 		.g2_irqs = 10,
4444 		.atu_move_port_mask = 0xf,
4445 		.pvt = true,
4446 		.multi_chip = true,
4447 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4448 		.ops = &mv88e6351_ops,
4449 	},
4450 
4451 	[MV88E6352] = {
4452 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6352,
4453 		.family = MV88E6XXX_FAMILY_6352,
4454 		.name = "Marvell 88E6352",
4455 		.num_databases = 4096,
4456 		.num_ports = 7,
4457 		.num_internal_phys = 5,
4458 		.num_gpio = 15,
4459 		.max_vid = 4095,
4460 		.port_base_addr = 0x10,
4461 		.phy_base_addr = 0x0,
4462 		.global1_addr = 0x1b,
4463 		.global2_addr = 0x1c,
4464 		.age_time_coeff = 15000,
4465 		.g1_irqs = 9,
4466 		.g2_irqs = 10,
4467 		.atu_move_port_mask = 0xf,
4468 		.pvt = true,
4469 		.multi_chip = true,
4470 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4471 		.ptp_support = true,
4472 		.ops = &mv88e6352_ops,
4473 	},
4474 	[MV88E6390] = {
4475 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390,
4476 		.family = MV88E6XXX_FAMILY_6390,
4477 		.name = "Marvell 88E6390",
4478 		.num_databases = 4096,
4479 		.num_ports = 11,	/* 10 + Z80 */
4480 		.num_internal_phys = 11,
4481 		.num_gpio = 16,
4482 		.max_vid = 8191,
4483 		.port_base_addr = 0x0,
4484 		.phy_base_addr = 0x0,
4485 		.global1_addr = 0x1b,
4486 		.global2_addr = 0x1c,
4487 		.age_time_coeff = 3750,
4488 		.g1_irqs = 9,
4489 		.g2_irqs = 14,
4490 		.atu_move_port_mask = 0x1f,
4491 		.pvt = true,
4492 		.multi_chip = true,
4493 		.tag_protocol = DSA_TAG_PROTO_DSA,
4494 		.ptp_support = true,
4495 		.ops = &mv88e6390_ops,
4496 	},
4497 	[MV88E6390X] = {
4498 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390X,
4499 		.family = MV88E6XXX_FAMILY_6390,
4500 		.name = "Marvell 88E6390X",
4501 		.num_databases = 4096,
4502 		.num_ports = 11,	/* 10 + Z80 */
4503 		.num_internal_phys = 11,
4504 		.num_gpio = 16,
4505 		.max_vid = 8191,
4506 		.port_base_addr = 0x0,
4507 		.phy_base_addr = 0x0,
4508 		.global1_addr = 0x1b,
4509 		.global2_addr = 0x1c,
4510 		.age_time_coeff = 3750,
4511 		.g1_irqs = 9,
4512 		.g2_irqs = 14,
4513 		.atu_move_port_mask = 0x1f,
4514 		.pvt = true,
4515 		.multi_chip = true,
4516 		.tag_protocol = DSA_TAG_PROTO_DSA,
4517 		.ptp_support = true,
4518 		.ops = &mv88e6390x_ops,
4519 	},
4520 };
4521 
4522 static const struct mv88e6xxx_info *mv88e6xxx_lookup_info(unsigned int prod_num)
4523 {
4524 	int i;
4525 
4526 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_table); ++i)
4527 		if (mv88e6xxx_table[i].prod_num == prod_num)
4528 			return &mv88e6xxx_table[i];
4529 
4530 	return NULL;
4531 }
4532 
4533 static int mv88e6xxx_detect(struct mv88e6xxx_chip *chip)
4534 {
4535 	const struct mv88e6xxx_info *info;
4536 	unsigned int prod_num, rev;
4537 	u16 id;
4538 	int err;
4539 
4540 	mutex_lock(&chip->reg_lock);
4541 	err = mv88e6xxx_port_read(chip, 0, MV88E6XXX_PORT_SWITCH_ID, &id);
4542 	mutex_unlock(&chip->reg_lock);
4543 	if (err)
4544 		return err;
4545 
4546 	prod_num = id & MV88E6XXX_PORT_SWITCH_ID_PROD_MASK;
4547 	rev = id & MV88E6XXX_PORT_SWITCH_ID_REV_MASK;
4548 
4549 	info = mv88e6xxx_lookup_info(prod_num);
4550 	if (!info)
4551 		return -ENODEV;
4552 
4553 	/* Update the compatible info with the probed one */
4554 	chip->info = info;
4555 
4556 	err = mv88e6xxx_g2_require(chip);
4557 	if (err)
4558 		return err;
4559 
4560 	dev_info(chip->dev, "switch 0x%x detected: %s, revision %u\n",
4561 		 chip->info->prod_num, chip->info->name, rev);
4562 
4563 	return 0;
4564 }
4565 
4566 static struct mv88e6xxx_chip *mv88e6xxx_alloc_chip(struct device *dev)
4567 {
4568 	struct mv88e6xxx_chip *chip;
4569 
4570 	chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
4571 	if (!chip)
4572 		return NULL;
4573 
4574 	chip->dev = dev;
4575 
4576 	mutex_init(&chip->reg_lock);
4577 	INIT_LIST_HEAD(&chip->mdios);
4578 
4579 	return chip;
4580 }
4581 
4582 static int mv88e6xxx_smi_init(struct mv88e6xxx_chip *chip,
4583 			      struct mii_bus *bus, int sw_addr)
4584 {
4585 	if (sw_addr == 0)
4586 		chip->smi_ops = &mv88e6xxx_smi_single_chip_ops;
4587 	else if (chip->info->multi_chip)
4588 		chip->smi_ops = &mv88e6xxx_smi_multi_chip_ops;
4589 	else
4590 		return -EINVAL;
4591 
4592 	chip->bus = bus;
4593 	chip->sw_addr = sw_addr;
4594 
4595 	return 0;
4596 }
4597 
4598 static enum dsa_tag_protocol mv88e6xxx_get_tag_protocol(struct dsa_switch *ds,
4599 							int port)
4600 {
4601 	struct mv88e6xxx_chip *chip = ds->priv;
4602 
4603 	return chip->info->tag_protocol;
4604 }
4605 
4606 #if IS_ENABLED(CONFIG_NET_DSA_LEGACY)
4607 static const char *mv88e6xxx_drv_probe(struct device *dsa_dev,
4608 				       struct device *host_dev, int sw_addr,
4609 				       void **priv)
4610 {
4611 	struct mv88e6xxx_chip *chip;
4612 	struct mii_bus *bus;
4613 	int err;
4614 
4615 	bus = dsa_host_dev_to_mii_bus(host_dev);
4616 	if (!bus)
4617 		return NULL;
4618 
4619 	chip = mv88e6xxx_alloc_chip(dsa_dev);
4620 	if (!chip)
4621 		return NULL;
4622 
4623 	/* Legacy SMI probing will only support chips similar to 88E6085 */
4624 	chip->info = &mv88e6xxx_table[MV88E6085];
4625 
4626 	err = mv88e6xxx_smi_init(chip, bus, sw_addr);
4627 	if (err)
4628 		goto free;
4629 
4630 	err = mv88e6xxx_detect(chip);
4631 	if (err)
4632 		goto free;
4633 
4634 	mutex_lock(&chip->reg_lock);
4635 	err = mv88e6xxx_switch_reset(chip);
4636 	mutex_unlock(&chip->reg_lock);
4637 	if (err)
4638 		goto free;
4639 
4640 	mv88e6xxx_phy_init(chip);
4641 
4642 	err = mv88e6xxx_mdios_register(chip, NULL);
4643 	if (err)
4644 		goto free;
4645 
4646 	*priv = chip;
4647 
4648 	return chip->info->name;
4649 free:
4650 	devm_kfree(dsa_dev, chip);
4651 
4652 	return NULL;
4653 }
4654 #endif
4655 
4656 static int mv88e6xxx_port_mdb_prepare(struct dsa_switch *ds, int port,
4657 				      const struct switchdev_obj_port_mdb *mdb)
4658 {
4659 	/* We don't need any dynamic resource from the kernel (yet),
4660 	 * so skip the prepare phase.
4661 	 */
4662 
4663 	return 0;
4664 }
4665 
4666 static void mv88e6xxx_port_mdb_add(struct dsa_switch *ds, int port,
4667 				   const struct switchdev_obj_port_mdb *mdb)
4668 {
4669 	struct mv88e6xxx_chip *chip = ds->priv;
4670 
4671 	mutex_lock(&chip->reg_lock);
4672 	if (mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
4673 					 MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC))
4674 		dev_err(ds->dev, "p%d: failed to load multicast MAC address\n",
4675 			port);
4676 	mutex_unlock(&chip->reg_lock);
4677 }
4678 
4679 static int mv88e6xxx_port_mdb_del(struct dsa_switch *ds, int port,
4680 				  const struct switchdev_obj_port_mdb *mdb)
4681 {
4682 	struct mv88e6xxx_chip *chip = ds->priv;
4683 	int err;
4684 
4685 	mutex_lock(&chip->reg_lock);
4686 	err = mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
4687 					   MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
4688 	mutex_unlock(&chip->reg_lock);
4689 
4690 	return err;
4691 }
4692 
4693 static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
4694 #if IS_ENABLED(CONFIG_NET_DSA_LEGACY)
4695 	.probe			= mv88e6xxx_drv_probe,
4696 #endif
4697 	.get_tag_protocol	= mv88e6xxx_get_tag_protocol,
4698 	.setup			= mv88e6xxx_setup,
4699 	.adjust_link		= mv88e6xxx_adjust_link,
4700 	.phylink_validate	= mv88e6xxx_validate,
4701 	.phylink_mac_link_state	= mv88e6xxx_link_state,
4702 	.phylink_mac_config	= mv88e6xxx_mac_config,
4703 	.phylink_mac_link_down	= mv88e6xxx_mac_link_down,
4704 	.phylink_mac_link_up	= mv88e6xxx_mac_link_up,
4705 	.get_strings		= mv88e6xxx_get_strings,
4706 	.get_ethtool_stats	= mv88e6xxx_get_ethtool_stats,
4707 	.get_sset_count		= mv88e6xxx_get_sset_count,
4708 	.port_enable		= mv88e6xxx_port_enable,
4709 	.port_disable		= mv88e6xxx_port_disable,
4710 	.get_mac_eee		= mv88e6xxx_get_mac_eee,
4711 	.set_mac_eee		= mv88e6xxx_set_mac_eee,
4712 	.get_eeprom_len		= mv88e6xxx_get_eeprom_len,
4713 	.get_eeprom		= mv88e6xxx_get_eeprom,
4714 	.set_eeprom		= mv88e6xxx_set_eeprom,
4715 	.get_regs_len		= mv88e6xxx_get_regs_len,
4716 	.get_regs		= mv88e6xxx_get_regs,
4717 	.set_ageing_time	= mv88e6xxx_set_ageing_time,
4718 	.port_bridge_join	= mv88e6xxx_port_bridge_join,
4719 	.port_bridge_leave	= mv88e6xxx_port_bridge_leave,
4720 	.port_stp_state_set	= mv88e6xxx_port_stp_state_set,
4721 	.port_fast_age		= mv88e6xxx_port_fast_age,
4722 	.port_vlan_filtering	= mv88e6xxx_port_vlan_filtering,
4723 	.port_vlan_prepare	= mv88e6xxx_port_vlan_prepare,
4724 	.port_vlan_add		= mv88e6xxx_port_vlan_add,
4725 	.port_vlan_del		= mv88e6xxx_port_vlan_del,
4726 	.port_fdb_add           = mv88e6xxx_port_fdb_add,
4727 	.port_fdb_del           = mv88e6xxx_port_fdb_del,
4728 	.port_fdb_dump          = mv88e6xxx_port_fdb_dump,
4729 	.port_mdb_prepare       = mv88e6xxx_port_mdb_prepare,
4730 	.port_mdb_add           = mv88e6xxx_port_mdb_add,
4731 	.port_mdb_del           = mv88e6xxx_port_mdb_del,
4732 	.crosschip_bridge_join	= mv88e6xxx_crosschip_bridge_join,
4733 	.crosschip_bridge_leave	= mv88e6xxx_crosschip_bridge_leave,
4734 	.port_hwtstamp_set	= mv88e6xxx_port_hwtstamp_set,
4735 	.port_hwtstamp_get	= mv88e6xxx_port_hwtstamp_get,
4736 	.port_txtstamp		= mv88e6xxx_port_txtstamp,
4737 	.port_rxtstamp		= mv88e6xxx_port_rxtstamp,
4738 	.get_ts_info		= mv88e6xxx_get_ts_info,
4739 };
4740 
4741 static struct dsa_switch_driver mv88e6xxx_switch_drv = {
4742 	.ops			= &mv88e6xxx_switch_ops,
4743 };
4744 
4745 static int mv88e6xxx_register_switch(struct mv88e6xxx_chip *chip)
4746 {
4747 	struct device *dev = chip->dev;
4748 	struct dsa_switch *ds;
4749 
4750 	ds = dsa_switch_alloc(dev, mv88e6xxx_num_ports(chip));
4751 	if (!ds)
4752 		return -ENOMEM;
4753 
4754 	ds->priv = chip;
4755 	ds->dev = dev;
4756 	ds->ops = &mv88e6xxx_switch_ops;
4757 	ds->ageing_time_min = chip->info->age_time_coeff;
4758 	ds->ageing_time_max = chip->info->age_time_coeff * U8_MAX;
4759 
4760 	dev_set_drvdata(dev, ds);
4761 
4762 	return dsa_register_switch(ds);
4763 }
4764 
4765 static void mv88e6xxx_unregister_switch(struct mv88e6xxx_chip *chip)
4766 {
4767 	dsa_unregister_switch(chip->ds);
4768 }
4769 
4770 static const void *pdata_device_get_match_data(struct device *dev)
4771 {
4772 	const struct of_device_id *matches = dev->driver->of_match_table;
4773 	const struct dsa_mv88e6xxx_pdata *pdata = dev->platform_data;
4774 
4775 	for (; matches->name[0] || matches->type[0] || matches->compatible[0];
4776 	     matches++) {
4777 		if (!strcmp(pdata->compatible, matches->compatible))
4778 			return matches->data;
4779 	}
4780 	return NULL;
4781 }
4782 
4783 static int mv88e6xxx_probe(struct mdio_device *mdiodev)
4784 {
4785 	struct dsa_mv88e6xxx_pdata *pdata = mdiodev->dev.platform_data;
4786 	const struct mv88e6xxx_info *compat_info = NULL;
4787 	struct device *dev = &mdiodev->dev;
4788 	struct device_node *np = dev->of_node;
4789 	struct mv88e6xxx_chip *chip;
4790 	int port;
4791 	int err;
4792 
4793 	if (!np && !pdata)
4794 		return -EINVAL;
4795 
4796 	if (np)
4797 		compat_info = of_device_get_match_data(dev);
4798 
4799 	if (pdata) {
4800 		compat_info = pdata_device_get_match_data(dev);
4801 
4802 		if (!pdata->netdev)
4803 			return -EINVAL;
4804 
4805 		for (port = 0; port < DSA_MAX_PORTS; port++) {
4806 			if (!(pdata->enabled_ports & (1 << port)))
4807 				continue;
4808 			if (strcmp(pdata->cd.port_names[port], "cpu"))
4809 				continue;
4810 			pdata->cd.netdev[port] = &pdata->netdev->dev;
4811 			break;
4812 		}
4813 	}
4814 
4815 	if (!compat_info)
4816 		return -EINVAL;
4817 
4818 	chip = mv88e6xxx_alloc_chip(dev);
4819 	if (!chip) {
4820 		err = -ENOMEM;
4821 		goto out;
4822 	}
4823 
4824 	chip->info = compat_info;
4825 
4826 	err = mv88e6xxx_smi_init(chip, mdiodev->bus, mdiodev->addr);
4827 	if (err)
4828 		goto out;
4829 
4830 	chip->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
4831 	if (IS_ERR(chip->reset)) {
4832 		err = PTR_ERR(chip->reset);
4833 		goto out;
4834 	}
4835 
4836 	err = mv88e6xxx_detect(chip);
4837 	if (err)
4838 		goto out;
4839 
4840 	mv88e6xxx_phy_init(chip);
4841 
4842 	if (chip->info->ops->get_eeprom) {
4843 		if (np)
4844 			of_property_read_u32(np, "eeprom-length",
4845 					     &chip->eeprom_len);
4846 		else
4847 			chip->eeprom_len = pdata->eeprom_len;
4848 	}
4849 
4850 	mutex_lock(&chip->reg_lock);
4851 	err = mv88e6xxx_switch_reset(chip);
4852 	mutex_unlock(&chip->reg_lock);
4853 	if (err)
4854 		goto out;
4855 
4856 	chip->irq = of_irq_get(np, 0);
4857 	if (chip->irq == -EPROBE_DEFER) {
4858 		err = chip->irq;
4859 		goto out;
4860 	}
4861 
4862 	/* Has to be performed before the MDIO bus is created, because
4863 	 * the PHYs will link their interrupts to these interrupt
4864 	 * controllers
4865 	 */
4866 	mutex_lock(&chip->reg_lock);
4867 	if (chip->irq > 0)
4868 		err = mv88e6xxx_g1_irq_setup(chip);
4869 	else
4870 		err = mv88e6xxx_irq_poll_setup(chip);
4871 	mutex_unlock(&chip->reg_lock);
4872 
4873 	if (err)
4874 		goto out;
4875 
4876 	if (chip->info->g2_irqs > 0) {
4877 		err = mv88e6xxx_g2_irq_setup(chip);
4878 		if (err)
4879 			goto out_g1_irq;
4880 	}
4881 
4882 	err = mv88e6xxx_g1_atu_prob_irq_setup(chip);
4883 	if (err)
4884 		goto out_g2_irq;
4885 
4886 	err = mv88e6xxx_g1_vtu_prob_irq_setup(chip);
4887 	if (err)
4888 		goto out_g1_atu_prob_irq;
4889 
4890 	err = mv88e6xxx_mdios_register(chip, np);
4891 	if (err)
4892 		goto out_g1_vtu_prob_irq;
4893 
4894 	err = mv88e6xxx_register_switch(chip);
4895 	if (err)
4896 		goto out_mdio;
4897 
4898 	return 0;
4899 
4900 out_mdio:
4901 	mv88e6xxx_mdios_unregister(chip);
4902 out_g1_vtu_prob_irq:
4903 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
4904 out_g1_atu_prob_irq:
4905 	mv88e6xxx_g1_atu_prob_irq_free(chip);
4906 out_g2_irq:
4907 	if (chip->info->g2_irqs > 0)
4908 		mv88e6xxx_g2_irq_free(chip);
4909 out_g1_irq:
4910 	if (chip->irq > 0)
4911 		mv88e6xxx_g1_irq_free(chip);
4912 	else
4913 		mv88e6xxx_irq_poll_free(chip);
4914 out:
4915 	if (pdata)
4916 		dev_put(pdata->netdev);
4917 
4918 	return err;
4919 }
4920 
4921 static void mv88e6xxx_remove(struct mdio_device *mdiodev)
4922 {
4923 	struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev);
4924 	struct mv88e6xxx_chip *chip = ds->priv;
4925 
4926 	if (chip->info->ptp_support) {
4927 		mv88e6xxx_hwtstamp_free(chip);
4928 		mv88e6xxx_ptp_free(chip);
4929 	}
4930 
4931 	mv88e6xxx_phy_destroy(chip);
4932 	mv88e6xxx_unregister_switch(chip);
4933 	mv88e6xxx_mdios_unregister(chip);
4934 
4935 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
4936 	mv88e6xxx_g1_atu_prob_irq_free(chip);
4937 
4938 	if (chip->info->g2_irqs > 0)
4939 		mv88e6xxx_g2_irq_free(chip);
4940 
4941 	if (chip->irq > 0)
4942 		mv88e6xxx_g1_irq_free(chip);
4943 	else
4944 		mv88e6xxx_irq_poll_free(chip);
4945 }
4946 
4947 static const struct of_device_id mv88e6xxx_of_match[] = {
4948 	{
4949 		.compatible = "marvell,mv88e6085",
4950 		.data = &mv88e6xxx_table[MV88E6085],
4951 	},
4952 	{
4953 		.compatible = "marvell,mv88e6190",
4954 		.data = &mv88e6xxx_table[MV88E6190],
4955 	},
4956 	{ /* sentinel */ },
4957 };
4958 
4959 MODULE_DEVICE_TABLE(of, mv88e6xxx_of_match);
4960 
4961 static struct mdio_driver mv88e6xxx_driver = {
4962 	.probe	= mv88e6xxx_probe,
4963 	.remove = mv88e6xxx_remove,
4964 	.mdiodrv.driver = {
4965 		.name = "mv88e6085",
4966 		.of_match_table = mv88e6xxx_of_match,
4967 	},
4968 };
4969 
4970 static int __init mv88e6xxx_init(void)
4971 {
4972 	register_switch_driver(&mv88e6xxx_switch_drv);
4973 	return mdio_driver_register(&mv88e6xxx_driver);
4974 }
4975 module_init(mv88e6xxx_init);
4976 
4977 static void __exit mv88e6xxx_cleanup(void)
4978 {
4979 	mdio_driver_unregister(&mv88e6xxx_driver);
4980 	unregister_switch_driver(&mv88e6xxx_switch_drv);
4981 }
4982 module_exit(mv88e6xxx_cleanup);
4983 
4984 MODULE_AUTHOR("Lennert Buytenhek <buytenh@wantstofly.org>");
4985 MODULE_DESCRIPTION("Driver for Marvell 88E6XXX ethernet switch chips");
4986 MODULE_LICENSE("GPL");
4987