xref: /openbmc/linux/drivers/net/phy/marvell.c (revision 8bd1369b)
1 /*
2  * drivers/net/phy/marvell.c
3  *
4  * Driver for Marvell PHYs
5  *
6  * Author: Andy Fleming
7  *
8  * Copyright (c) 2004 Freescale Semiconductor, Inc.
9  *
10  * Copyright (c) 2013 Michael Stapelberg <michael@stapelberg.de>
11  *
12  * This program is free software; you can redistribute  it and/or modify it
13  * under  the terms of  the GNU General  Public License as published by the
14  * Free Software Foundation;  either version 2 of the  License, or (at your
15  * option) any later version.
16  *
17  */
18 #include <linux/kernel.h>
19 #include <linux/string.h>
20 #include <linux/ctype.h>
21 #include <linux/errno.h>
22 #include <linux/unistd.h>
23 #include <linux/hwmon.h>
24 #include <linux/interrupt.h>
25 #include <linux/init.h>
26 #include <linux/delay.h>
27 #include <linux/netdevice.h>
28 #include <linux/etherdevice.h>
29 #include <linux/skbuff.h>
30 #include <linux/spinlock.h>
31 #include <linux/mm.h>
32 #include <linux/module.h>
33 #include <linux/mii.h>
34 #include <linux/ethtool.h>
35 #include <linux/phy.h>
36 #include <linux/marvell_phy.h>
37 #include <linux/of.h>
38 
39 #include <linux/io.h>
40 #include <asm/irq.h>
41 #include <linux/uaccess.h>
42 
43 #define MII_MARVELL_PHY_PAGE		22
44 #define MII_MARVELL_COPPER_PAGE		0x00
45 #define MII_MARVELL_FIBER_PAGE		0x01
46 #define MII_MARVELL_MSCR_PAGE		0x02
47 #define MII_MARVELL_LED_PAGE		0x03
48 #define MII_MARVELL_MISC_TEST_PAGE	0x06
49 #define MII_MARVELL_WOL_PAGE		0x11
50 
51 #define MII_M1011_IEVENT		0x13
52 #define MII_M1011_IEVENT_CLEAR		0x0000
53 
54 #define MII_M1011_IMASK			0x12
55 #define MII_M1011_IMASK_INIT		0x6400
56 #define MII_M1011_IMASK_CLEAR		0x0000
57 
58 #define MII_M1011_PHY_SCR			0x10
59 #define MII_M1011_PHY_SCR_DOWNSHIFT_EN		BIT(11)
60 #define MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT	12
61 #define MII_M1011_PHY_SRC_DOWNSHIFT_MASK	0x7800
62 #define MII_M1011_PHY_SCR_MDI			(0x0 << 5)
63 #define MII_M1011_PHY_SCR_MDI_X			(0x1 << 5)
64 #define MII_M1011_PHY_SCR_AUTO_CROSS		(0x3 << 5)
65 
66 #define MII_M1111_PHY_LED_CONTROL	0x18
67 #define MII_M1111_PHY_LED_DIRECT	0x4100
68 #define MII_M1111_PHY_LED_COMBINE	0x411c
69 #define MII_M1111_PHY_EXT_CR		0x14
70 #define MII_M1111_RGMII_RX_DELAY	BIT(7)
71 #define MII_M1111_RGMII_TX_DELAY	BIT(1)
72 #define MII_M1111_PHY_EXT_SR		0x1b
73 
74 #define MII_M1111_HWCFG_MODE_MASK		0xf
75 #define MII_M1111_HWCFG_MODE_FIBER_RGMII	0x3
76 #define MII_M1111_HWCFG_MODE_SGMII_NO_CLK	0x4
77 #define MII_M1111_HWCFG_MODE_RTBI		0x7
78 #define MII_M1111_HWCFG_MODE_COPPER_RTBI	0x9
79 #define MII_M1111_HWCFG_MODE_COPPER_RGMII	0xb
80 #define MII_M1111_HWCFG_FIBER_COPPER_RES	BIT(13)
81 #define MII_M1111_HWCFG_FIBER_COPPER_AUTO	BIT(15)
82 
83 #define MII_88E1121_PHY_MSCR_REG	21
84 #define MII_88E1121_PHY_MSCR_RX_DELAY	BIT(5)
85 #define MII_88E1121_PHY_MSCR_TX_DELAY	BIT(4)
86 #define MII_88E1121_PHY_MSCR_DELAY_MASK	(BIT(5) | BIT(4))
87 
88 #define MII_88E1121_MISC_TEST				0x1a
89 #define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK	0x1f00
90 #define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT	8
91 #define MII_88E1510_MISC_TEST_TEMP_IRQ_EN		BIT(7)
92 #define MII_88E1510_MISC_TEST_TEMP_IRQ			BIT(6)
93 #define MII_88E1121_MISC_TEST_TEMP_SENSOR_EN		BIT(5)
94 #define MII_88E1121_MISC_TEST_TEMP_MASK			0x1f
95 
96 #define MII_88E1510_TEMP_SENSOR		0x1b
97 #define MII_88E1510_TEMP_SENSOR_MASK	0xff
98 
99 #define MII_88E6390_MISC_TEST		0x1b
100 #define MII_88E6390_MISC_TEST_SAMPLE_1S		0
101 #define MII_88E6390_MISC_TEST_SAMPLE_10MS	BIT(14)
102 #define MII_88E6390_MISC_TEST_SAMPLE_DISABLE	BIT(15)
103 #define MII_88E6390_MISC_TEST_SAMPLE_ENABLE	0
104 #define MII_88E6390_MISC_TEST_SAMPLE_MASK	(0x3 << 14)
105 
106 #define MII_88E6390_TEMP_SENSOR		0x1c
107 #define MII_88E6390_TEMP_SENSOR_MASK	0xff
108 #define MII_88E6390_TEMP_SENSOR_SAMPLES 10
109 
110 #define MII_88E1318S_PHY_MSCR1_REG	16
111 #define MII_88E1318S_PHY_MSCR1_PAD_ODD	BIT(6)
112 
113 /* Copper Specific Interrupt Enable Register */
114 #define MII_88E1318S_PHY_CSIER				0x12
115 /* WOL Event Interrupt Enable */
116 #define MII_88E1318S_PHY_CSIER_WOL_EIE			BIT(7)
117 
118 /* LED Timer Control Register */
119 #define MII_88E1318S_PHY_LED_TCR			0x12
120 #define MII_88E1318S_PHY_LED_TCR_FORCE_INT		BIT(15)
121 #define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE		BIT(7)
122 #define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW		BIT(11)
123 
124 /* Magic Packet MAC address registers */
125 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD2		0x17
126 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD1		0x18
127 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD0		0x19
128 
129 #define MII_88E1318S_PHY_WOL_CTRL				0x10
130 #define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS		BIT(12)
131 #define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE	BIT(14)
132 
133 #define MII_PHY_LED_CTRL	        16
134 #define MII_88E1121_PHY_LED_DEF		0x0030
135 #define MII_88E1510_PHY_LED_DEF		0x1177
136 
137 #define MII_M1011_PHY_STATUS		0x11
138 #define MII_M1011_PHY_STATUS_1000	0x8000
139 #define MII_M1011_PHY_STATUS_100	0x4000
140 #define MII_M1011_PHY_STATUS_SPD_MASK	0xc000
141 #define MII_M1011_PHY_STATUS_FULLDUPLEX	0x2000
142 #define MII_M1011_PHY_STATUS_RESOLVED	0x0800
143 #define MII_M1011_PHY_STATUS_LINK	0x0400
144 
145 #define MII_88E3016_PHY_SPEC_CTRL	0x10
146 #define MII_88E3016_DISABLE_SCRAMBLER	0x0200
147 #define MII_88E3016_AUTO_MDIX_CROSSOVER	0x0030
148 
149 #define MII_88E1510_GEN_CTRL_REG_1		0x14
150 #define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK	0x7
151 #define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII	0x1	/* SGMII to copper */
152 #define MII_88E1510_GEN_CTRL_REG_1_RESET	0x8000	/* Soft reset */
153 
154 #define LPA_FIBER_1000HALF	0x40
155 #define LPA_FIBER_1000FULL	0x20
156 
157 #define LPA_PAUSE_FIBER		0x180
158 #define LPA_PAUSE_ASYM_FIBER	0x100
159 
160 #define ADVERTISE_FIBER_1000HALF	0x40
161 #define ADVERTISE_FIBER_1000FULL	0x20
162 
163 #define ADVERTISE_PAUSE_FIBER		0x180
164 #define ADVERTISE_PAUSE_ASYM_FIBER	0x100
165 
166 #define REGISTER_LINK_STATUS	0x400
167 #define NB_FIBER_STATS	1
168 
169 MODULE_DESCRIPTION("Marvell PHY driver");
170 MODULE_AUTHOR("Andy Fleming");
171 MODULE_LICENSE("GPL");
172 
173 struct marvell_hw_stat {
174 	const char *string;
175 	u8 page;
176 	u8 reg;
177 	u8 bits;
178 };
179 
180 static struct marvell_hw_stat marvell_hw_stats[] = {
181 	{ "phy_receive_errors_copper", 0, 21, 16},
182 	{ "phy_idle_errors", 0, 10, 8 },
183 	{ "phy_receive_errors_fiber", 1, 21, 16},
184 };
185 
186 struct marvell_priv {
187 	u64 stats[ARRAY_SIZE(marvell_hw_stats)];
188 	char *hwmon_name;
189 	struct device *hwmon_dev;
190 };
191 
192 static int marvell_read_page(struct phy_device *phydev)
193 {
194 	return __phy_read(phydev, MII_MARVELL_PHY_PAGE);
195 }
196 
197 static int marvell_write_page(struct phy_device *phydev, int page)
198 {
199 	return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
200 }
201 
202 static int marvell_set_page(struct phy_device *phydev, int page)
203 {
204 	return phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
205 }
206 
207 static int marvell_ack_interrupt(struct phy_device *phydev)
208 {
209 	int err;
210 
211 	/* Clear the interrupts by reading the reg */
212 	err = phy_read(phydev, MII_M1011_IEVENT);
213 
214 	if (err < 0)
215 		return err;
216 
217 	return 0;
218 }
219 
220 static int marvell_config_intr(struct phy_device *phydev)
221 {
222 	int err;
223 
224 	if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
225 		err = phy_write(phydev, MII_M1011_IMASK,
226 				MII_M1011_IMASK_INIT);
227 	else
228 		err = phy_write(phydev, MII_M1011_IMASK,
229 				MII_M1011_IMASK_CLEAR);
230 
231 	return err;
232 }
233 
234 static int marvell_set_polarity(struct phy_device *phydev, int polarity)
235 {
236 	int reg;
237 	int err;
238 	int val;
239 
240 	/* get the current settings */
241 	reg = phy_read(phydev, MII_M1011_PHY_SCR);
242 	if (reg < 0)
243 		return reg;
244 
245 	val = reg;
246 	val &= ~MII_M1011_PHY_SCR_AUTO_CROSS;
247 	switch (polarity) {
248 	case ETH_TP_MDI:
249 		val |= MII_M1011_PHY_SCR_MDI;
250 		break;
251 	case ETH_TP_MDI_X:
252 		val |= MII_M1011_PHY_SCR_MDI_X;
253 		break;
254 	case ETH_TP_MDI_AUTO:
255 	case ETH_TP_MDI_INVALID:
256 	default:
257 		val |= MII_M1011_PHY_SCR_AUTO_CROSS;
258 		break;
259 	}
260 
261 	if (val != reg) {
262 		/* Set the new polarity value in the register */
263 		err = phy_write(phydev, MII_M1011_PHY_SCR, val);
264 		if (err)
265 			return err;
266 	}
267 
268 	return 0;
269 }
270 
271 static int marvell_set_downshift(struct phy_device *phydev, bool enable,
272 				 u8 retries)
273 {
274 	int reg;
275 
276 	reg = phy_read(phydev, MII_M1011_PHY_SCR);
277 	if (reg < 0)
278 		return reg;
279 
280 	reg &= MII_M1011_PHY_SRC_DOWNSHIFT_MASK;
281 	reg |= ((retries - 1) << MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT);
282 	if (enable)
283 		reg |= MII_M1011_PHY_SCR_DOWNSHIFT_EN;
284 
285 	return phy_write(phydev, MII_M1011_PHY_SCR, reg);
286 }
287 
288 static int marvell_config_aneg(struct phy_device *phydev)
289 {
290 	int err;
291 
292 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
293 	if (err < 0)
294 		return err;
295 
296 	err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
297 			MII_M1111_PHY_LED_DIRECT);
298 	if (err < 0)
299 		return err;
300 
301 	err = genphy_config_aneg(phydev);
302 	if (err < 0)
303 		return err;
304 
305 	if (phydev->autoneg != AUTONEG_ENABLE) {
306 		/* A write to speed/duplex bits (that is performed by
307 		 * genphy_config_aneg() call above) must be followed by
308 		 * a software reset. Otherwise, the write has no effect.
309 		 */
310 		err = genphy_soft_reset(phydev);
311 		if (err < 0)
312 			return err;
313 	}
314 
315 	return 0;
316 }
317 
318 static int m88e1101_config_aneg(struct phy_device *phydev)
319 {
320 	int err;
321 
322 	/* This Marvell PHY has an errata which requires
323 	 * that certain registers get written in order
324 	 * to restart autonegotiation
325 	 */
326 	err = genphy_soft_reset(phydev);
327 	if (err < 0)
328 		return err;
329 
330 	err = phy_write(phydev, 0x1d, 0x1f);
331 	if (err < 0)
332 		return err;
333 
334 	err = phy_write(phydev, 0x1e, 0x200c);
335 	if (err < 0)
336 		return err;
337 
338 	err = phy_write(phydev, 0x1d, 0x5);
339 	if (err < 0)
340 		return err;
341 
342 	err = phy_write(phydev, 0x1e, 0);
343 	if (err < 0)
344 		return err;
345 
346 	err = phy_write(phydev, 0x1e, 0x100);
347 	if (err < 0)
348 		return err;
349 
350 	return marvell_config_aneg(phydev);
351 }
352 
353 static int m88e1111_config_aneg(struct phy_device *phydev)
354 {
355 	int err;
356 
357 	/* The Marvell PHY has an errata which requires
358 	 * that certain registers get written in order
359 	 * to restart autonegotiation
360 	 */
361 	err = genphy_soft_reset(phydev);
362 
363 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
364 	if (err < 0)
365 		return err;
366 
367 	err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
368 			MII_M1111_PHY_LED_DIRECT);
369 	if (err < 0)
370 		return err;
371 
372 	err = genphy_config_aneg(phydev);
373 	if (err < 0)
374 		return err;
375 
376 	if (phydev->autoneg != AUTONEG_ENABLE) {
377 		/* A write to speed/duplex bits (that is performed by
378 		 * genphy_config_aneg() call above) must be followed by
379 		 * a software reset. Otherwise, the write has no effect.
380 		 */
381 		err = genphy_soft_reset(phydev);
382 		if (err < 0)
383 			return err;
384 	}
385 
386 	return 0;
387 }
388 
389 #ifdef CONFIG_OF_MDIO
390 /* Set and/or override some configuration registers based on the
391  * marvell,reg-init property stored in the of_node for the phydev.
392  *
393  * marvell,reg-init = <reg-page reg mask value>,...;
394  *
395  * There may be one or more sets of <reg-page reg mask value>:
396  *
397  * reg-page: which register bank to use.
398  * reg: the register.
399  * mask: if non-zero, ANDed with existing register value.
400  * value: ORed with the masked value and written to the regiser.
401  *
402  */
403 static int marvell_of_reg_init(struct phy_device *phydev)
404 {
405 	const __be32 *paddr;
406 	int len, i, saved_page, current_page, ret = 0;
407 
408 	if (!phydev->mdio.dev.of_node)
409 		return 0;
410 
411 	paddr = of_get_property(phydev->mdio.dev.of_node,
412 				"marvell,reg-init", &len);
413 	if (!paddr || len < (4 * sizeof(*paddr)))
414 		return 0;
415 
416 	saved_page = phy_save_page(phydev);
417 	if (saved_page < 0)
418 		goto err;
419 	current_page = saved_page;
420 
421 	len /= sizeof(*paddr);
422 	for (i = 0; i < len - 3; i += 4) {
423 		u16 page = be32_to_cpup(paddr + i);
424 		u16 reg = be32_to_cpup(paddr + i + 1);
425 		u16 mask = be32_to_cpup(paddr + i + 2);
426 		u16 val_bits = be32_to_cpup(paddr + i + 3);
427 		int val;
428 
429 		if (page != current_page) {
430 			current_page = page;
431 			ret = marvell_write_page(phydev, page);
432 			if (ret < 0)
433 				goto err;
434 		}
435 
436 		val = 0;
437 		if (mask) {
438 			val = __phy_read(phydev, reg);
439 			if (val < 0) {
440 				ret = val;
441 				goto err;
442 			}
443 			val &= mask;
444 		}
445 		val |= val_bits;
446 
447 		ret = __phy_write(phydev, reg, val);
448 		if (ret < 0)
449 			goto err;
450 	}
451 err:
452 	return phy_restore_page(phydev, saved_page, ret);
453 }
454 #else
455 static int marvell_of_reg_init(struct phy_device *phydev)
456 {
457 	return 0;
458 }
459 #endif /* CONFIG_OF_MDIO */
460 
461 static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev)
462 {
463 	int mscr;
464 
465 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
466 		mscr = MII_88E1121_PHY_MSCR_RX_DELAY |
467 		       MII_88E1121_PHY_MSCR_TX_DELAY;
468 	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
469 		mscr = MII_88E1121_PHY_MSCR_RX_DELAY;
470 	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
471 		mscr = MII_88E1121_PHY_MSCR_TX_DELAY;
472 	else
473 		mscr = 0;
474 
475 	return phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
476 				MII_88E1121_PHY_MSCR_REG,
477 				MII_88E1121_PHY_MSCR_DELAY_MASK, mscr);
478 }
479 
480 static int m88e1121_config_aneg(struct phy_device *phydev)
481 {
482 	int err = 0;
483 
484 	if (phy_interface_is_rgmii(phydev)) {
485 		err = m88e1121_config_aneg_rgmii_delays(phydev);
486 		if (err < 0)
487 			return err;
488 	}
489 
490 	err = genphy_soft_reset(phydev);
491 	if (err < 0)
492 		return err;
493 
494 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
495 	if (err < 0)
496 		return err;
497 
498 	return genphy_config_aneg(phydev);
499 }
500 
501 static int m88e1318_config_aneg(struct phy_device *phydev)
502 {
503 	int err;
504 
505 	err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
506 			       MII_88E1318S_PHY_MSCR1_REG,
507 			       0, MII_88E1318S_PHY_MSCR1_PAD_ODD);
508 	if (err < 0)
509 		return err;
510 
511 	return m88e1121_config_aneg(phydev);
512 }
513 
514 /**
515  * ethtool_adv_to_fiber_adv_t
516  * @ethadv: the ethtool advertisement settings
517  *
518  * A small helper function that translates ethtool advertisement
519  * settings to phy autonegotiation advertisements for the
520  * MII_ADV register for fiber link.
521  */
522 static inline u32 ethtool_adv_to_fiber_adv_t(u32 ethadv)
523 {
524 	u32 result = 0;
525 
526 	if (ethadv & ADVERTISED_1000baseT_Half)
527 		result |= ADVERTISE_FIBER_1000HALF;
528 	if (ethadv & ADVERTISED_1000baseT_Full)
529 		result |= ADVERTISE_FIBER_1000FULL;
530 
531 	if ((ethadv & ADVERTISE_PAUSE_ASYM) && (ethadv & ADVERTISE_PAUSE_CAP))
532 		result |= LPA_PAUSE_ASYM_FIBER;
533 	else if (ethadv & ADVERTISE_PAUSE_CAP)
534 		result |= (ADVERTISE_PAUSE_FIBER
535 			   & (~ADVERTISE_PAUSE_ASYM_FIBER));
536 
537 	return result;
538 }
539 
540 /**
541  * marvell_config_aneg_fiber - restart auto-negotiation or write BMCR
542  * @phydev: target phy_device struct
543  *
544  * Description: If auto-negotiation is enabled, we configure the
545  *   advertising, and then restart auto-negotiation.  If it is not
546  *   enabled, then we write the BMCR. Adapted for fiber link in
547  *   some Marvell's devices.
548  */
549 static int marvell_config_aneg_fiber(struct phy_device *phydev)
550 {
551 	int changed = 0;
552 	int err;
553 	int adv, oldadv;
554 	u32 advertise;
555 
556 	if (phydev->autoneg != AUTONEG_ENABLE)
557 		return genphy_setup_forced(phydev);
558 
559 	/* Only allow advertising what this PHY supports */
560 	phydev->advertising &= phydev->supported;
561 	advertise = phydev->advertising;
562 
563 	/* Setup fiber advertisement */
564 	adv = phy_read(phydev, MII_ADVERTISE);
565 	if (adv < 0)
566 		return adv;
567 
568 	oldadv = adv;
569 	adv &= ~(ADVERTISE_FIBER_1000HALF | ADVERTISE_FIBER_1000FULL
570 		| LPA_PAUSE_FIBER);
571 	adv |= ethtool_adv_to_fiber_adv_t(advertise);
572 
573 	if (adv != oldadv) {
574 		err = phy_write(phydev, MII_ADVERTISE, adv);
575 		if (err < 0)
576 			return err;
577 
578 		changed = 1;
579 	}
580 
581 	if (changed == 0) {
582 		/* Advertisement hasn't changed, but maybe aneg was never on to
583 		 * begin with?	Or maybe phy was isolated?
584 		 */
585 		int ctl = phy_read(phydev, MII_BMCR);
586 
587 		if (ctl < 0)
588 			return ctl;
589 
590 		if (!(ctl & BMCR_ANENABLE) || (ctl & BMCR_ISOLATE))
591 			changed = 1; /* do restart aneg */
592 	}
593 
594 	/* Only restart aneg if we are advertising something different
595 	 * than we were before.
596 	 */
597 	if (changed > 0)
598 		changed = genphy_restart_aneg(phydev);
599 
600 	return changed;
601 }
602 
603 static int m88e1510_config_aneg(struct phy_device *phydev)
604 {
605 	int err;
606 
607 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
608 	if (err < 0)
609 		goto error;
610 
611 	/* Configure the copper link first */
612 	err = m88e1318_config_aneg(phydev);
613 	if (err < 0)
614 		goto error;
615 
616 	/* Do not touch the fiber page if we're in copper->sgmii mode */
617 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
618 		return 0;
619 
620 	/* Then the fiber link */
621 	err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
622 	if (err < 0)
623 		goto error;
624 
625 	err = marvell_config_aneg_fiber(phydev);
626 	if (err < 0)
627 		goto error;
628 
629 	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
630 
631 error:
632 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
633 	return err;
634 }
635 
636 static void marvell_config_led(struct phy_device *phydev)
637 {
638 	u16 def_config;
639 	int err;
640 
641 	switch (MARVELL_PHY_FAMILY_ID(phydev->phy_id)) {
642 	/* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
643 	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1121R):
644 	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1318S):
645 		def_config = MII_88E1121_PHY_LED_DEF;
646 		break;
647 	/* Default PHY LED config:
648 	 * LED[0] .. 1000Mbps Link
649 	 * LED[1] .. 100Mbps Link
650 	 * LED[2] .. Blink, Activity
651 	 */
652 	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1510):
653 		def_config = MII_88E1510_PHY_LED_DEF;
654 		break;
655 	default:
656 		return;
657 	}
658 
659 	err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, MII_PHY_LED_CTRL,
660 			      def_config);
661 	if (err < 0)
662 		pr_warn("Fail to config marvell phy LED.\n");
663 }
664 
665 static int marvell_config_init(struct phy_device *phydev)
666 {
667 	/* Set defalut LED */
668 	marvell_config_led(phydev);
669 
670 	/* Set registers from marvell,reg-init DT property */
671 	return marvell_of_reg_init(phydev);
672 }
673 
674 static int m88e1116r_config_init(struct phy_device *phydev)
675 {
676 	int err;
677 
678 	err = genphy_soft_reset(phydev);
679 	if (err < 0)
680 		return err;
681 
682 	mdelay(500);
683 
684 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
685 	if (err < 0)
686 		return err;
687 
688 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
689 	if (err < 0)
690 		return err;
691 
692 	err = marvell_set_downshift(phydev, true, 8);
693 	if (err < 0)
694 		return err;
695 
696 	if (phy_interface_is_rgmii(phydev)) {
697 		err = m88e1121_config_aneg_rgmii_delays(phydev);
698 		if (err < 0)
699 			return err;
700 	}
701 
702 	err = genphy_soft_reset(phydev);
703 	if (err < 0)
704 		return err;
705 
706 	return marvell_config_init(phydev);
707 }
708 
709 static int m88e3016_config_init(struct phy_device *phydev)
710 {
711 	int ret;
712 
713 	/* Enable Scrambler and Auto-Crossover */
714 	ret = phy_modify(phydev, MII_88E3016_PHY_SPEC_CTRL,
715 			 MII_88E3016_DISABLE_SCRAMBLER,
716 			 MII_88E3016_AUTO_MDIX_CROSSOVER);
717 	if (ret < 0)
718 		return ret;
719 
720 	return marvell_config_init(phydev);
721 }
722 
723 static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev,
724 					   u16 mode,
725 					   int fibre_copper_auto)
726 {
727 	if (fibre_copper_auto)
728 		mode |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
729 
730 	return phy_modify(phydev, MII_M1111_PHY_EXT_SR,
731 			  MII_M1111_HWCFG_MODE_MASK |
732 			  MII_M1111_HWCFG_FIBER_COPPER_AUTO |
733 			  MII_M1111_HWCFG_FIBER_COPPER_RES,
734 			  mode);
735 }
736 
737 static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev)
738 {
739 	int delay;
740 
741 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
742 		delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY;
743 	} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
744 		delay = MII_M1111_RGMII_RX_DELAY;
745 	} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
746 		delay = MII_M1111_RGMII_TX_DELAY;
747 	} else {
748 		delay = 0;
749 	}
750 
751 	return phy_modify(phydev, MII_M1111_PHY_EXT_CR,
752 			  MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY,
753 			  delay);
754 }
755 
756 static int m88e1111_config_init_rgmii(struct phy_device *phydev)
757 {
758 	int temp;
759 	int err;
760 
761 	err = m88e1111_config_init_rgmii_delays(phydev);
762 	if (err < 0)
763 		return err;
764 
765 	temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
766 	if (temp < 0)
767 		return temp;
768 
769 	temp &= ~(MII_M1111_HWCFG_MODE_MASK);
770 
771 	if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
772 		temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
773 	else
774 		temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
775 
776 	return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
777 }
778 
779 static int m88e1111_config_init_sgmii(struct phy_device *phydev)
780 {
781 	int err;
782 
783 	err = m88e1111_config_init_hwcfg_mode(
784 		phydev,
785 		MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
786 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
787 	if (err < 0)
788 		return err;
789 
790 	/* make sure copper is selected */
791 	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
792 }
793 
794 static int m88e1111_config_init_rtbi(struct phy_device *phydev)
795 {
796 	int err;
797 
798 	err = m88e1111_config_init_rgmii_delays(phydev);
799 	if (err < 0)
800 		return err;
801 
802 	err = m88e1111_config_init_hwcfg_mode(
803 		phydev,
804 		MII_M1111_HWCFG_MODE_RTBI,
805 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
806 	if (err < 0)
807 		return err;
808 
809 	/* soft reset */
810 	err = genphy_soft_reset(phydev);
811 	if (err < 0)
812 		return err;
813 
814 	return m88e1111_config_init_hwcfg_mode(
815 		phydev,
816 		MII_M1111_HWCFG_MODE_RTBI,
817 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
818 }
819 
820 static int m88e1111_config_init(struct phy_device *phydev)
821 {
822 	int err;
823 
824 	if (phy_interface_is_rgmii(phydev)) {
825 		err = m88e1111_config_init_rgmii(phydev);
826 		if (err < 0)
827 			return err;
828 	}
829 
830 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
831 		err = m88e1111_config_init_sgmii(phydev);
832 		if (err < 0)
833 			return err;
834 	}
835 
836 	if (phydev->interface == PHY_INTERFACE_MODE_RTBI) {
837 		err = m88e1111_config_init_rtbi(phydev);
838 		if (err < 0)
839 			return err;
840 	}
841 
842 	err = marvell_of_reg_init(phydev);
843 	if (err < 0)
844 		return err;
845 
846 	return genphy_soft_reset(phydev);
847 }
848 
849 static int m88e1318_config_init(struct phy_device *phydev)
850 {
851 	if (phy_interrupt_is_valid(phydev)) {
852 		int err = phy_modify_paged(
853 			phydev, MII_MARVELL_LED_PAGE,
854 			MII_88E1318S_PHY_LED_TCR,
855 			MII_88E1318S_PHY_LED_TCR_FORCE_INT,
856 			MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
857 			MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
858 		if (err < 0)
859 			return err;
860 	}
861 
862 	return marvell_config_init(phydev);
863 }
864 
865 static int m88e1510_config_init(struct phy_device *phydev)
866 {
867 	int err;
868 
869 	/* SGMII-to-Copper mode initialization */
870 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
871 		u32 pause;
872 
873 		/* Select page 18 */
874 		err = marvell_set_page(phydev, 18);
875 		if (err < 0)
876 			return err;
877 
878 		/* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */
879 		err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
880 				 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
881 				 MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII);
882 		if (err < 0)
883 			return err;
884 
885 		/* PHY reset is necessary after changing MODE[2:0] */
886 		err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, 0,
887 				 MII_88E1510_GEN_CTRL_REG_1_RESET);
888 		if (err < 0)
889 			return err;
890 
891 		/* Reset page selection */
892 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
893 		if (err < 0)
894 			return err;
895 
896 		/* There appears to be a bug in the 88e1512 when used in
897 		 * SGMII to copper mode, where the AN advertisement register
898 		 * clears the pause bits each time a negotiation occurs.
899 		 * This means we can never be truely sure what was advertised,
900 		 * so disable Pause support.
901 		 */
902 		pause = SUPPORTED_Pause | SUPPORTED_Asym_Pause;
903 		phydev->supported &= ~pause;
904 		phydev->advertising &= ~pause;
905 	}
906 
907 	return m88e1318_config_init(phydev);
908 }
909 
910 static int m88e1118_config_aneg(struct phy_device *phydev)
911 {
912 	int err;
913 
914 	err = genphy_soft_reset(phydev);
915 	if (err < 0)
916 		return err;
917 
918 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
919 	if (err < 0)
920 		return err;
921 
922 	err = genphy_config_aneg(phydev);
923 	return 0;
924 }
925 
926 static int m88e1118_config_init(struct phy_device *phydev)
927 {
928 	int err;
929 
930 	/* Change address */
931 	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
932 	if (err < 0)
933 		return err;
934 
935 	/* Enable 1000 Mbit */
936 	err = phy_write(phydev, 0x15, 0x1070);
937 	if (err < 0)
938 		return err;
939 
940 	/* Change address */
941 	err = marvell_set_page(phydev, MII_MARVELL_LED_PAGE);
942 	if (err < 0)
943 		return err;
944 
945 	/* Adjust LED Control */
946 	if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
947 		err = phy_write(phydev, 0x10, 0x1100);
948 	else
949 		err = phy_write(phydev, 0x10, 0x021e);
950 	if (err < 0)
951 		return err;
952 
953 	err = marvell_of_reg_init(phydev);
954 	if (err < 0)
955 		return err;
956 
957 	/* Reset address */
958 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
959 	if (err < 0)
960 		return err;
961 
962 	return genphy_soft_reset(phydev);
963 }
964 
965 static int m88e1149_config_init(struct phy_device *phydev)
966 {
967 	int err;
968 
969 	/* Change address */
970 	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
971 	if (err < 0)
972 		return err;
973 
974 	/* Enable 1000 Mbit */
975 	err = phy_write(phydev, 0x15, 0x1048);
976 	if (err < 0)
977 		return err;
978 
979 	err = marvell_of_reg_init(phydev);
980 	if (err < 0)
981 		return err;
982 
983 	/* Reset address */
984 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
985 	if (err < 0)
986 		return err;
987 
988 	return genphy_soft_reset(phydev);
989 }
990 
991 static int m88e1145_config_init_rgmii(struct phy_device *phydev)
992 {
993 	int err;
994 
995 	err = m88e1111_config_init_rgmii_delays(phydev);
996 	if (err < 0)
997 		return err;
998 
999 	if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) {
1000 		err = phy_write(phydev, 0x1d, 0x0012);
1001 		if (err < 0)
1002 			return err;
1003 
1004 		err = phy_modify(phydev, 0x1e, 0x0fc0,
1005 				 2 << 9 | /* 36 ohm */
1006 				 2 << 6); /* 39 ohm */
1007 		if (err < 0)
1008 			return err;
1009 
1010 		err = phy_write(phydev, 0x1d, 0x3);
1011 		if (err < 0)
1012 			return err;
1013 
1014 		err = phy_write(phydev, 0x1e, 0x8000);
1015 	}
1016 	return err;
1017 }
1018 
1019 static int m88e1145_config_init_sgmii(struct phy_device *phydev)
1020 {
1021 	return m88e1111_config_init_hwcfg_mode(
1022 		phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
1023 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
1024 }
1025 
1026 static int m88e1145_config_init(struct phy_device *phydev)
1027 {
1028 	int err;
1029 
1030 	/* Take care of errata E0 & E1 */
1031 	err = phy_write(phydev, 0x1d, 0x001b);
1032 	if (err < 0)
1033 		return err;
1034 
1035 	err = phy_write(phydev, 0x1e, 0x418f);
1036 	if (err < 0)
1037 		return err;
1038 
1039 	err = phy_write(phydev, 0x1d, 0x0016);
1040 	if (err < 0)
1041 		return err;
1042 
1043 	err = phy_write(phydev, 0x1e, 0xa2da);
1044 	if (err < 0)
1045 		return err;
1046 
1047 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
1048 		err = m88e1145_config_init_rgmii(phydev);
1049 		if (err < 0)
1050 			return err;
1051 	}
1052 
1053 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1054 		err = m88e1145_config_init_sgmii(phydev);
1055 		if (err < 0)
1056 			return err;
1057 	}
1058 
1059 	err = marvell_of_reg_init(phydev);
1060 	if (err < 0)
1061 		return err;
1062 
1063 	return 0;
1064 }
1065 
1066 /**
1067  * fiber_lpa_to_ethtool_lpa_t
1068  * @lpa: value of the MII_LPA register for fiber link
1069  *
1070  * A small helper function that translates MII_LPA
1071  * bits to ethtool LP advertisement settings.
1072  */
1073 static u32 fiber_lpa_to_ethtool_lpa_t(u32 lpa)
1074 {
1075 	u32 result = 0;
1076 
1077 	if (lpa & LPA_FIBER_1000HALF)
1078 		result |= ADVERTISED_1000baseT_Half;
1079 	if (lpa & LPA_FIBER_1000FULL)
1080 		result |= ADVERTISED_1000baseT_Full;
1081 
1082 	return result;
1083 }
1084 
1085 /**
1086  * marvell_update_link - update link status in real time in @phydev
1087  * @phydev: target phy_device struct
1088  *
1089  * Description: Update the value in phydev->link to reflect the
1090  *   current link value.
1091  */
1092 static int marvell_update_link(struct phy_device *phydev, int fiber)
1093 {
1094 	int status;
1095 
1096 	/* Use the generic register for copper link, or specific
1097 	 * register for fiber case
1098 	 */
1099 	if (fiber) {
1100 		status = phy_read(phydev, MII_M1011_PHY_STATUS);
1101 		if (status < 0)
1102 			return status;
1103 
1104 		if ((status & REGISTER_LINK_STATUS) == 0)
1105 			phydev->link = 0;
1106 		else
1107 			phydev->link = 1;
1108 	} else {
1109 		return genphy_update_link(phydev);
1110 	}
1111 
1112 	return 0;
1113 }
1114 
1115 static int marvell_read_status_page_an(struct phy_device *phydev,
1116 				       int fiber)
1117 {
1118 	int status;
1119 	int lpa;
1120 	int lpagb;
1121 
1122 	status = phy_read(phydev, MII_M1011_PHY_STATUS);
1123 	if (status < 0)
1124 		return status;
1125 
1126 	lpa = phy_read(phydev, MII_LPA);
1127 	if (lpa < 0)
1128 		return lpa;
1129 
1130 	lpagb = phy_read(phydev, MII_STAT1000);
1131 	if (lpagb < 0)
1132 		return lpagb;
1133 
1134 	if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
1135 		phydev->duplex = DUPLEX_FULL;
1136 	else
1137 		phydev->duplex = DUPLEX_HALF;
1138 
1139 	status = status & MII_M1011_PHY_STATUS_SPD_MASK;
1140 	phydev->pause = 0;
1141 	phydev->asym_pause = 0;
1142 
1143 	switch (status) {
1144 	case MII_M1011_PHY_STATUS_1000:
1145 		phydev->speed = SPEED_1000;
1146 		break;
1147 
1148 	case MII_M1011_PHY_STATUS_100:
1149 		phydev->speed = SPEED_100;
1150 		break;
1151 
1152 	default:
1153 		phydev->speed = SPEED_10;
1154 		break;
1155 	}
1156 
1157 	if (!fiber) {
1158 		phydev->lp_advertising =
1159 			mii_stat1000_to_ethtool_lpa_t(lpagb) |
1160 			mii_lpa_to_ethtool_lpa_t(lpa);
1161 
1162 		if (phydev->duplex == DUPLEX_FULL) {
1163 			phydev->pause = lpa & LPA_PAUSE_CAP ? 1 : 0;
1164 			phydev->asym_pause = lpa & LPA_PAUSE_ASYM ? 1 : 0;
1165 		}
1166 	} else {
1167 		/* The fiber link is only 1000M capable */
1168 		phydev->lp_advertising = fiber_lpa_to_ethtool_lpa_t(lpa);
1169 
1170 		if (phydev->duplex == DUPLEX_FULL) {
1171 			if (!(lpa & LPA_PAUSE_FIBER)) {
1172 				phydev->pause = 0;
1173 				phydev->asym_pause = 0;
1174 			} else if ((lpa & LPA_PAUSE_ASYM_FIBER)) {
1175 				phydev->pause = 1;
1176 				phydev->asym_pause = 1;
1177 			} else {
1178 				phydev->pause = 1;
1179 				phydev->asym_pause = 0;
1180 			}
1181 		}
1182 	}
1183 	return 0;
1184 }
1185 
1186 static int marvell_read_status_page_fixed(struct phy_device *phydev)
1187 {
1188 	int bmcr = phy_read(phydev, MII_BMCR);
1189 
1190 	if (bmcr < 0)
1191 		return bmcr;
1192 
1193 	if (bmcr & BMCR_FULLDPLX)
1194 		phydev->duplex = DUPLEX_FULL;
1195 	else
1196 		phydev->duplex = DUPLEX_HALF;
1197 
1198 	if (bmcr & BMCR_SPEED1000)
1199 		phydev->speed = SPEED_1000;
1200 	else if (bmcr & BMCR_SPEED100)
1201 		phydev->speed = SPEED_100;
1202 	else
1203 		phydev->speed = SPEED_10;
1204 
1205 	phydev->pause = 0;
1206 	phydev->asym_pause = 0;
1207 	phydev->lp_advertising = 0;
1208 
1209 	return 0;
1210 }
1211 
1212 /* marvell_read_status_page
1213  *
1214  * Description:
1215  *   Check the link, then figure out the current state
1216  *   by comparing what we advertise with what the link partner
1217  *   advertises.  Start by checking the gigabit possibilities,
1218  *   then move on to 10/100.
1219  */
1220 static int marvell_read_status_page(struct phy_device *phydev, int page)
1221 {
1222 	int fiber;
1223 	int err;
1224 
1225 	/* Detect and update the link, but return if there
1226 	 * was an error
1227 	 */
1228 	if (page == MII_MARVELL_FIBER_PAGE)
1229 		fiber = 1;
1230 	else
1231 		fiber = 0;
1232 
1233 	err = marvell_update_link(phydev, fiber);
1234 	if (err)
1235 		return err;
1236 
1237 	if (phydev->autoneg == AUTONEG_ENABLE)
1238 		err = marvell_read_status_page_an(phydev, fiber);
1239 	else
1240 		err = marvell_read_status_page_fixed(phydev);
1241 
1242 	return err;
1243 }
1244 
1245 /* marvell_read_status
1246  *
1247  * Some Marvell's phys have two modes: fiber and copper.
1248  * Both need status checked.
1249  * Description:
1250  *   First, check the fiber link and status.
1251  *   If the fiber link is down, check the copper link and status which
1252  *   will be the default value if both link are down.
1253  */
1254 static int marvell_read_status(struct phy_device *phydev)
1255 {
1256 	int err;
1257 
1258 	/* Check the fiber mode first */
1259 	if (phydev->supported & SUPPORTED_FIBRE &&
1260 	    phydev->interface != PHY_INTERFACE_MODE_SGMII) {
1261 		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1262 		if (err < 0)
1263 			goto error;
1264 
1265 		err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE);
1266 		if (err < 0)
1267 			goto error;
1268 
1269 		/* If the fiber link is up, it is the selected and
1270 		 * used link. In this case, we need to stay in the
1271 		 * fiber page. Please to be careful about that, avoid
1272 		 * to restore Copper page in other functions which
1273 		 * could break the behaviour for some fiber phy like
1274 		 * 88E1512.
1275 		 */
1276 		if (phydev->link)
1277 			return 0;
1278 
1279 		/* If fiber link is down, check and save copper mode state */
1280 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1281 		if (err < 0)
1282 			goto error;
1283 	}
1284 
1285 	return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE);
1286 
1287 error:
1288 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1289 	return err;
1290 }
1291 
1292 /* marvell_suspend
1293  *
1294  * Some Marvell's phys have two modes: fiber and copper.
1295  * Both need to be suspended
1296  */
1297 static int marvell_suspend(struct phy_device *phydev)
1298 {
1299 	int err;
1300 
1301 	/* Suspend the fiber mode first */
1302 	if (!(phydev->supported & SUPPORTED_FIBRE)) {
1303 		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1304 		if (err < 0)
1305 			goto error;
1306 
1307 		/* With the page set, use the generic suspend */
1308 		err = genphy_suspend(phydev);
1309 		if (err < 0)
1310 			goto error;
1311 
1312 		/* Then, the copper link */
1313 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1314 		if (err < 0)
1315 			goto error;
1316 	}
1317 
1318 	/* With the page set, use the generic suspend */
1319 	return genphy_suspend(phydev);
1320 
1321 error:
1322 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1323 	return err;
1324 }
1325 
1326 /* marvell_resume
1327  *
1328  * Some Marvell's phys have two modes: fiber and copper.
1329  * Both need to be resumed
1330  */
1331 static int marvell_resume(struct phy_device *phydev)
1332 {
1333 	int err;
1334 
1335 	/* Resume the fiber mode first */
1336 	if (!(phydev->supported & SUPPORTED_FIBRE)) {
1337 		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1338 		if (err < 0)
1339 			goto error;
1340 
1341 		/* With the page set, use the generic resume */
1342 		err = genphy_resume(phydev);
1343 		if (err < 0)
1344 			goto error;
1345 
1346 		/* Then, the copper link */
1347 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1348 		if (err < 0)
1349 			goto error;
1350 	}
1351 
1352 	/* With the page set, use the generic resume */
1353 	return genphy_resume(phydev);
1354 
1355 error:
1356 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1357 	return err;
1358 }
1359 
1360 static int marvell_aneg_done(struct phy_device *phydev)
1361 {
1362 	int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
1363 
1364 	return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
1365 }
1366 
1367 static int m88e1121_did_interrupt(struct phy_device *phydev)
1368 {
1369 	int imask;
1370 
1371 	imask = phy_read(phydev, MII_M1011_IEVENT);
1372 
1373 	if (imask & MII_M1011_IMASK_INIT)
1374 		return 1;
1375 
1376 	return 0;
1377 }
1378 
1379 static void m88e1318_get_wol(struct phy_device *phydev,
1380 			     struct ethtool_wolinfo *wol)
1381 {
1382 	int oldpage, ret = 0;
1383 
1384 	wol->supported = WAKE_MAGIC;
1385 	wol->wolopts = 0;
1386 
1387 	oldpage = phy_select_page(phydev, MII_MARVELL_WOL_PAGE);
1388 	if (oldpage < 0)
1389 		goto error;
1390 
1391 	ret = __phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL);
1392 	if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
1393 		wol->wolopts |= WAKE_MAGIC;
1394 
1395 error:
1396 	phy_restore_page(phydev, oldpage, ret);
1397 }
1398 
1399 static int m88e1318_set_wol(struct phy_device *phydev,
1400 			    struct ethtool_wolinfo *wol)
1401 {
1402 	int err = 0, oldpage;
1403 
1404 	oldpage = phy_save_page(phydev);
1405 	if (oldpage < 0)
1406 		goto error;
1407 
1408 	if (wol->wolopts & WAKE_MAGIC) {
1409 		/* Explicitly switch to page 0x00, just to be sure */
1410 		err = marvell_write_page(phydev, MII_MARVELL_COPPER_PAGE);
1411 		if (err < 0)
1412 			goto error;
1413 
1414 		/* If WOL event happened once, the LED[2] interrupt pin
1415 		 * will not be cleared unless we reading the interrupt status
1416 		 * register. If interrupts are in use, the normal interrupt
1417 		 * handling will clear the WOL event. Clear the WOL event
1418 		 * before enabling it if !phy_interrupt_is_valid()
1419 		 */
1420 		if (!phy_interrupt_is_valid(phydev))
1421 			phy_read(phydev, MII_M1011_IEVENT);
1422 
1423 		/* Enable the WOL interrupt */
1424 		err = __phy_modify(phydev, MII_88E1318S_PHY_CSIER, 0,
1425 				   MII_88E1318S_PHY_CSIER_WOL_EIE);
1426 		if (err < 0)
1427 			goto error;
1428 
1429 		err = marvell_write_page(phydev, MII_MARVELL_LED_PAGE);
1430 		if (err < 0)
1431 			goto error;
1432 
1433 		/* Setup LED[2] as interrupt pin (active low) */
1434 		err = __phy_modify(phydev, MII_88E1318S_PHY_LED_TCR,
1435 				   MII_88E1318S_PHY_LED_TCR_FORCE_INT,
1436 				   MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
1437 				   MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
1438 		if (err < 0)
1439 			goto error;
1440 
1441 		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1442 		if (err < 0)
1443 			goto error;
1444 
1445 		/* Store the device address for the magic packet */
1446 		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2,
1447 				((phydev->attached_dev->dev_addr[5] << 8) |
1448 				 phydev->attached_dev->dev_addr[4]));
1449 		if (err < 0)
1450 			goto error;
1451 		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1,
1452 				((phydev->attached_dev->dev_addr[3] << 8) |
1453 				 phydev->attached_dev->dev_addr[2]));
1454 		if (err < 0)
1455 			goto error;
1456 		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0,
1457 				((phydev->attached_dev->dev_addr[1] << 8) |
1458 				 phydev->attached_dev->dev_addr[0]));
1459 		if (err < 0)
1460 			goto error;
1461 
1462 		/* Clear WOL status and enable magic packet matching */
1463 		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0,
1464 				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
1465 				   MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE);
1466 		if (err < 0)
1467 			goto error;
1468 	} else {
1469 		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1470 		if (err < 0)
1471 			goto error;
1472 
1473 		/* Clear WOL status and disable magic packet matching */
1474 		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
1475 				   MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE,
1476 				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
1477 		if (err < 0)
1478 			goto error;
1479 	}
1480 
1481 error:
1482 	return phy_restore_page(phydev, oldpage, err);
1483 }
1484 
1485 static int marvell_get_sset_count(struct phy_device *phydev)
1486 {
1487 	if (phydev->supported & SUPPORTED_FIBRE)
1488 		return ARRAY_SIZE(marvell_hw_stats);
1489 	else
1490 		return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS;
1491 }
1492 
1493 static void marvell_get_strings(struct phy_device *phydev, u8 *data)
1494 {
1495 	int i;
1496 
1497 	for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++) {
1498 		strlcpy(data + i * ETH_GSTRING_LEN,
1499 			marvell_hw_stats[i].string, ETH_GSTRING_LEN);
1500 	}
1501 }
1502 
1503 static u64 marvell_get_stat(struct phy_device *phydev, int i)
1504 {
1505 	struct marvell_hw_stat stat = marvell_hw_stats[i];
1506 	struct marvell_priv *priv = phydev->priv;
1507 	int val;
1508 	u64 ret;
1509 
1510 	val = phy_read_paged(phydev, stat.page, stat.reg);
1511 	if (val < 0) {
1512 		ret = U64_MAX;
1513 	} else {
1514 		val = val & ((1 << stat.bits) - 1);
1515 		priv->stats[i] += val;
1516 		ret = priv->stats[i];
1517 	}
1518 
1519 	return ret;
1520 }
1521 
1522 static void marvell_get_stats(struct phy_device *phydev,
1523 			      struct ethtool_stats *stats, u64 *data)
1524 {
1525 	int i;
1526 
1527 	for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++)
1528 		data[i] = marvell_get_stat(phydev, i);
1529 }
1530 
1531 #ifdef CONFIG_HWMON
1532 static int m88e1121_get_temp(struct phy_device *phydev, long *temp)
1533 {
1534 	int oldpage;
1535 	int ret = 0;
1536 	int val;
1537 
1538 	*temp = 0;
1539 
1540 	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1541 	if (oldpage < 0)
1542 		goto error;
1543 
1544 	/* Enable temperature sensor */
1545 	ret = __phy_read(phydev, MII_88E1121_MISC_TEST);
1546 	if (ret < 0)
1547 		goto error;
1548 
1549 	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
1550 			  ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1551 	if (ret < 0)
1552 		goto error;
1553 
1554 	/* Wait for temperature to stabilize */
1555 	usleep_range(10000, 12000);
1556 
1557 	val = __phy_read(phydev, MII_88E1121_MISC_TEST);
1558 	if (val < 0) {
1559 		ret = val;
1560 		goto error;
1561 	}
1562 
1563 	/* Disable temperature sensor */
1564 	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
1565 			  ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1566 	if (ret < 0)
1567 		goto error;
1568 
1569 	*temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000;
1570 
1571 error:
1572 	return phy_restore_page(phydev, oldpage, ret);
1573 }
1574 
1575 static int m88e1121_hwmon_read(struct device *dev,
1576 			       enum hwmon_sensor_types type,
1577 			       u32 attr, int channel, long *temp)
1578 {
1579 	struct phy_device *phydev = dev_get_drvdata(dev);
1580 	int err;
1581 
1582 	switch (attr) {
1583 	case hwmon_temp_input:
1584 		err = m88e1121_get_temp(phydev, temp);
1585 		break;
1586 	default:
1587 		return -EOPNOTSUPP;
1588 	}
1589 
1590 	return err;
1591 }
1592 
1593 static umode_t m88e1121_hwmon_is_visible(const void *data,
1594 					 enum hwmon_sensor_types type,
1595 					 u32 attr, int channel)
1596 {
1597 	if (type != hwmon_temp)
1598 		return 0;
1599 
1600 	switch (attr) {
1601 	case hwmon_temp_input:
1602 		return 0444;
1603 	default:
1604 		return 0;
1605 	}
1606 }
1607 
1608 static u32 m88e1121_hwmon_chip_config[] = {
1609 	HWMON_C_REGISTER_TZ,
1610 	0
1611 };
1612 
1613 static const struct hwmon_channel_info m88e1121_hwmon_chip = {
1614 	.type = hwmon_chip,
1615 	.config = m88e1121_hwmon_chip_config,
1616 };
1617 
1618 static u32 m88e1121_hwmon_temp_config[] = {
1619 	HWMON_T_INPUT,
1620 	0
1621 };
1622 
1623 static const struct hwmon_channel_info m88e1121_hwmon_temp = {
1624 	.type = hwmon_temp,
1625 	.config = m88e1121_hwmon_temp_config,
1626 };
1627 
1628 static const struct hwmon_channel_info *m88e1121_hwmon_info[] = {
1629 	&m88e1121_hwmon_chip,
1630 	&m88e1121_hwmon_temp,
1631 	NULL
1632 };
1633 
1634 static const struct hwmon_ops m88e1121_hwmon_hwmon_ops = {
1635 	.is_visible = m88e1121_hwmon_is_visible,
1636 	.read = m88e1121_hwmon_read,
1637 };
1638 
1639 static const struct hwmon_chip_info m88e1121_hwmon_chip_info = {
1640 	.ops = &m88e1121_hwmon_hwmon_ops,
1641 	.info = m88e1121_hwmon_info,
1642 };
1643 
1644 static int m88e1510_get_temp(struct phy_device *phydev, long *temp)
1645 {
1646 	int ret;
1647 
1648 	*temp = 0;
1649 
1650 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1651 			     MII_88E1510_TEMP_SENSOR);
1652 	if (ret < 0)
1653 		return ret;
1654 
1655 	*temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000;
1656 
1657 	return 0;
1658 }
1659 
1660 static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp)
1661 {
1662 	int ret;
1663 
1664 	*temp = 0;
1665 
1666 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1667 			     MII_88E1121_MISC_TEST);
1668 	if (ret < 0)
1669 		return ret;
1670 
1671 	*temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >>
1672 		  MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25;
1673 	/* convert to mC */
1674 	*temp *= 1000;
1675 
1676 	return 0;
1677 }
1678 
1679 static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp)
1680 {
1681 	temp = temp / 1000;
1682 	temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f);
1683 
1684 	return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1685 				MII_88E1121_MISC_TEST,
1686 				MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK,
1687 				temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT);
1688 }
1689 
1690 static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm)
1691 {
1692 	int ret;
1693 
1694 	*alarm = false;
1695 
1696 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1697 			     MII_88E1121_MISC_TEST);
1698 	if (ret < 0)
1699 		return ret;
1700 
1701 	*alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ);
1702 
1703 	return 0;
1704 }
1705 
1706 static int m88e1510_hwmon_read(struct device *dev,
1707 			       enum hwmon_sensor_types type,
1708 			       u32 attr, int channel, long *temp)
1709 {
1710 	struct phy_device *phydev = dev_get_drvdata(dev);
1711 	int err;
1712 
1713 	switch (attr) {
1714 	case hwmon_temp_input:
1715 		err = m88e1510_get_temp(phydev, temp);
1716 		break;
1717 	case hwmon_temp_crit:
1718 		err = m88e1510_get_temp_critical(phydev, temp);
1719 		break;
1720 	case hwmon_temp_max_alarm:
1721 		err = m88e1510_get_temp_alarm(phydev, temp);
1722 		break;
1723 	default:
1724 		return -EOPNOTSUPP;
1725 	}
1726 
1727 	return err;
1728 }
1729 
1730 static int m88e1510_hwmon_write(struct device *dev,
1731 				enum hwmon_sensor_types type,
1732 				u32 attr, int channel, long temp)
1733 {
1734 	struct phy_device *phydev = dev_get_drvdata(dev);
1735 	int err;
1736 
1737 	switch (attr) {
1738 	case hwmon_temp_crit:
1739 		err = m88e1510_set_temp_critical(phydev, temp);
1740 		break;
1741 	default:
1742 		return -EOPNOTSUPP;
1743 	}
1744 	return err;
1745 }
1746 
1747 static umode_t m88e1510_hwmon_is_visible(const void *data,
1748 					 enum hwmon_sensor_types type,
1749 					 u32 attr, int channel)
1750 {
1751 	if (type != hwmon_temp)
1752 		return 0;
1753 
1754 	switch (attr) {
1755 	case hwmon_temp_input:
1756 	case hwmon_temp_max_alarm:
1757 		return 0444;
1758 	case hwmon_temp_crit:
1759 		return 0644;
1760 	default:
1761 		return 0;
1762 	}
1763 }
1764 
1765 static u32 m88e1510_hwmon_temp_config[] = {
1766 	HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM,
1767 	0
1768 };
1769 
1770 static const struct hwmon_channel_info m88e1510_hwmon_temp = {
1771 	.type = hwmon_temp,
1772 	.config = m88e1510_hwmon_temp_config,
1773 };
1774 
1775 static const struct hwmon_channel_info *m88e1510_hwmon_info[] = {
1776 	&m88e1121_hwmon_chip,
1777 	&m88e1510_hwmon_temp,
1778 	NULL
1779 };
1780 
1781 static const struct hwmon_ops m88e1510_hwmon_hwmon_ops = {
1782 	.is_visible = m88e1510_hwmon_is_visible,
1783 	.read = m88e1510_hwmon_read,
1784 	.write = m88e1510_hwmon_write,
1785 };
1786 
1787 static const struct hwmon_chip_info m88e1510_hwmon_chip_info = {
1788 	.ops = &m88e1510_hwmon_hwmon_ops,
1789 	.info = m88e1510_hwmon_info,
1790 };
1791 
1792 static int m88e6390_get_temp(struct phy_device *phydev, long *temp)
1793 {
1794 	int sum = 0;
1795 	int oldpage;
1796 	int ret = 0;
1797 	int i;
1798 
1799 	*temp = 0;
1800 
1801 	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1802 	if (oldpage < 0)
1803 		goto error;
1804 
1805 	/* Enable temperature sensor */
1806 	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
1807 	if (ret < 0)
1808 		goto error;
1809 
1810 	ret = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
1811 	ret |= MII_88E6390_MISC_TEST_SAMPLE_ENABLE |
1812 		MII_88E6390_MISC_TEST_SAMPLE_1S;
1813 
1814 	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
1815 	if (ret < 0)
1816 		goto error;
1817 
1818 	/* Wait for temperature to stabilize */
1819 	usleep_range(10000, 12000);
1820 
1821 	/* Reading the temperature sense has an errata. You need to read
1822 	 * a number of times and take an average.
1823 	 */
1824 	for (i = 0; i < MII_88E6390_TEMP_SENSOR_SAMPLES; i++) {
1825 		ret = __phy_read(phydev, MII_88E6390_TEMP_SENSOR);
1826 		if (ret < 0)
1827 			goto error;
1828 		sum += ret & MII_88E6390_TEMP_SENSOR_MASK;
1829 	}
1830 
1831 	sum /= MII_88E6390_TEMP_SENSOR_SAMPLES;
1832 	*temp = (sum  - 75) * 1000;
1833 
1834 	/* Disable temperature sensor */
1835 	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
1836 	if (ret < 0)
1837 		goto error;
1838 
1839 	ret = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
1840 	ret |= MII_88E6390_MISC_TEST_SAMPLE_DISABLE;
1841 
1842 	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
1843 
1844 error:
1845 	phy_restore_page(phydev, oldpage, ret);
1846 
1847 	return ret;
1848 }
1849 
1850 static int m88e6390_hwmon_read(struct device *dev,
1851 			       enum hwmon_sensor_types type,
1852 			       u32 attr, int channel, long *temp)
1853 {
1854 	struct phy_device *phydev = dev_get_drvdata(dev);
1855 	int err;
1856 
1857 	switch (attr) {
1858 	case hwmon_temp_input:
1859 		err = m88e6390_get_temp(phydev, temp);
1860 		break;
1861 	default:
1862 		return -EOPNOTSUPP;
1863 	}
1864 
1865 	return err;
1866 }
1867 
1868 static umode_t m88e6390_hwmon_is_visible(const void *data,
1869 					 enum hwmon_sensor_types type,
1870 					 u32 attr, int channel)
1871 {
1872 	if (type != hwmon_temp)
1873 		return 0;
1874 
1875 	switch (attr) {
1876 	case hwmon_temp_input:
1877 		return 0444;
1878 	default:
1879 		return 0;
1880 	}
1881 }
1882 
1883 static u32 m88e6390_hwmon_temp_config[] = {
1884 	HWMON_T_INPUT,
1885 	0
1886 };
1887 
1888 static const struct hwmon_channel_info m88e6390_hwmon_temp = {
1889 	.type = hwmon_temp,
1890 	.config = m88e6390_hwmon_temp_config,
1891 };
1892 
1893 static const struct hwmon_channel_info *m88e6390_hwmon_info[] = {
1894 	&m88e1121_hwmon_chip,
1895 	&m88e6390_hwmon_temp,
1896 	NULL
1897 };
1898 
1899 static const struct hwmon_ops m88e6390_hwmon_hwmon_ops = {
1900 	.is_visible = m88e6390_hwmon_is_visible,
1901 	.read = m88e6390_hwmon_read,
1902 };
1903 
1904 static const struct hwmon_chip_info m88e6390_hwmon_chip_info = {
1905 	.ops = &m88e6390_hwmon_hwmon_ops,
1906 	.info = m88e6390_hwmon_info,
1907 };
1908 
1909 static int marvell_hwmon_name(struct phy_device *phydev)
1910 {
1911 	struct marvell_priv *priv = phydev->priv;
1912 	struct device *dev = &phydev->mdio.dev;
1913 	const char *devname = dev_name(dev);
1914 	size_t len = strlen(devname);
1915 	int i, j;
1916 
1917 	priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL);
1918 	if (!priv->hwmon_name)
1919 		return -ENOMEM;
1920 
1921 	for (i = j = 0; i < len && devname[i]; i++) {
1922 		if (isalnum(devname[i]))
1923 			priv->hwmon_name[j++] = devname[i];
1924 	}
1925 
1926 	return 0;
1927 }
1928 
1929 static int marvell_hwmon_probe(struct phy_device *phydev,
1930 			       const struct hwmon_chip_info *chip)
1931 {
1932 	struct marvell_priv *priv = phydev->priv;
1933 	struct device *dev = &phydev->mdio.dev;
1934 	int err;
1935 
1936 	err = marvell_hwmon_name(phydev);
1937 	if (err)
1938 		return err;
1939 
1940 	priv->hwmon_dev = devm_hwmon_device_register_with_info(
1941 		dev, priv->hwmon_name, phydev, chip, NULL);
1942 
1943 	return PTR_ERR_OR_ZERO(priv->hwmon_dev);
1944 }
1945 
1946 static int m88e1121_hwmon_probe(struct phy_device *phydev)
1947 {
1948 	return marvell_hwmon_probe(phydev, &m88e1121_hwmon_chip_info);
1949 }
1950 
1951 static int m88e1510_hwmon_probe(struct phy_device *phydev)
1952 {
1953 	return marvell_hwmon_probe(phydev, &m88e1510_hwmon_chip_info);
1954 }
1955 
1956 static int m88e6390_hwmon_probe(struct phy_device *phydev)
1957 {
1958 	return marvell_hwmon_probe(phydev, &m88e6390_hwmon_chip_info);
1959 }
1960 #else
1961 static int m88e1121_hwmon_probe(struct phy_device *phydev)
1962 {
1963 	return 0;
1964 }
1965 
1966 static int m88e1510_hwmon_probe(struct phy_device *phydev)
1967 {
1968 	return 0;
1969 }
1970 
1971 static int m88e6390_hwmon_probe(struct phy_device *phydev)
1972 {
1973 	return 0;
1974 }
1975 #endif
1976 
1977 static int marvell_probe(struct phy_device *phydev)
1978 {
1979 	struct marvell_priv *priv;
1980 
1981 	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
1982 	if (!priv)
1983 		return -ENOMEM;
1984 
1985 	phydev->priv = priv;
1986 
1987 	return 0;
1988 }
1989 
1990 static int m88e1121_probe(struct phy_device *phydev)
1991 {
1992 	int err;
1993 
1994 	err = marvell_probe(phydev);
1995 	if (err)
1996 		return err;
1997 
1998 	return m88e1121_hwmon_probe(phydev);
1999 }
2000 
2001 static int m88e1510_probe(struct phy_device *phydev)
2002 {
2003 	int err;
2004 
2005 	err = marvell_probe(phydev);
2006 	if (err)
2007 		return err;
2008 
2009 	return m88e1510_hwmon_probe(phydev);
2010 }
2011 
2012 static int m88e6390_probe(struct phy_device *phydev)
2013 {
2014 	int err;
2015 
2016 	err = marvell_probe(phydev);
2017 	if (err)
2018 		return err;
2019 
2020 	return m88e6390_hwmon_probe(phydev);
2021 }
2022 
2023 static struct phy_driver marvell_drivers[] = {
2024 	{
2025 		.phy_id = MARVELL_PHY_ID_88E1101,
2026 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2027 		.name = "Marvell 88E1101",
2028 		.features = PHY_GBIT_FEATURES,
2029 		.flags = PHY_HAS_INTERRUPT,
2030 		.probe = marvell_probe,
2031 		.config_init = &marvell_config_init,
2032 		.config_aneg = &m88e1101_config_aneg,
2033 		.ack_interrupt = &marvell_ack_interrupt,
2034 		.config_intr = &marvell_config_intr,
2035 		.resume = &genphy_resume,
2036 		.suspend = &genphy_suspend,
2037 		.read_page = marvell_read_page,
2038 		.write_page = marvell_write_page,
2039 		.get_sset_count = marvell_get_sset_count,
2040 		.get_strings = marvell_get_strings,
2041 		.get_stats = marvell_get_stats,
2042 	},
2043 	{
2044 		.phy_id = MARVELL_PHY_ID_88E1112,
2045 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2046 		.name = "Marvell 88E1112",
2047 		.features = PHY_GBIT_FEATURES,
2048 		.flags = PHY_HAS_INTERRUPT,
2049 		.probe = marvell_probe,
2050 		.config_init = &m88e1111_config_init,
2051 		.config_aneg = &marvell_config_aneg,
2052 		.ack_interrupt = &marvell_ack_interrupt,
2053 		.config_intr = &marvell_config_intr,
2054 		.resume = &genphy_resume,
2055 		.suspend = &genphy_suspend,
2056 		.read_page = marvell_read_page,
2057 		.write_page = marvell_write_page,
2058 		.get_sset_count = marvell_get_sset_count,
2059 		.get_strings = marvell_get_strings,
2060 		.get_stats = marvell_get_stats,
2061 	},
2062 	{
2063 		.phy_id = MARVELL_PHY_ID_88E1111,
2064 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2065 		.name = "Marvell 88E1111",
2066 		.features = PHY_GBIT_FEATURES,
2067 		.flags = PHY_HAS_INTERRUPT,
2068 		.probe = marvell_probe,
2069 		.config_init = &m88e1111_config_init,
2070 		.config_aneg = &m88e1111_config_aneg,
2071 		.read_status = &marvell_read_status,
2072 		.ack_interrupt = &marvell_ack_interrupt,
2073 		.config_intr = &marvell_config_intr,
2074 		.resume = &genphy_resume,
2075 		.suspend = &genphy_suspend,
2076 		.read_page = marvell_read_page,
2077 		.write_page = marvell_write_page,
2078 		.get_sset_count = marvell_get_sset_count,
2079 		.get_strings = marvell_get_strings,
2080 		.get_stats = marvell_get_stats,
2081 	},
2082 	{
2083 		.phy_id = MARVELL_PHY_ID_88E1118,
2084 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2085 		.name = "Marvell 88E1118",
2086 		.features = PHY_GBIT_FEATURES,
2087 		.flags = PHY_HAS_INTERRUPT,
2088 		.probe = marvell_probe,
2089 		.config_init = &m88e1118_config_init,
2090 		.config_aneg = &m88e1118_config_aneg,
2091 		.ack_interrupt = &marvell_ack_interrupt,
2092 		.config_intr = &marvell_config_intr,
2093 		.resume = &genphy_resume,
2094 		.suspend = &genphy_suspend,
2095 		.read_page = marvell_read_page,
2096 		.write_page = marvell_write_page,
2097 		.get_sset_count = marvell_get_sset_count,
2098 		.get_strings = marvell_get_strings,
2099 		.get_stats = marvell_get_stats,
2100 	},
2101 	{
2102 		.phy_id = MARVELL_PHY_ID_88E1121R,
2103 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2104 		.name = "Marvell 88E1121R",
2105 		.features = PHY_GBIT_FEATURES,
2106 		.flags = PHY_HAS_INTERRUPT,
2107 		.probe = &m88e1121_probe,
2108 		.config_init = &marvell_config_init,
2109 		.config_aneg = &m88e1121_config_aneg,
2110 		.read_status = &marvell_read_status,
2111 		.ack_interrupt = &marvell_ack_interrupt,
2112 		.config_intr = &marvell_config_intr,
2113 		.did_interrupt = &m88e1121_did_interrupt,
2114 		.resume = &genphy_resume,
2115 		.suspend = &genphy_suspend,
2116 		.read_page = marvell_read_page,
2117 		.write_page = marvell_write_page,
2118 		.get_sset_count = marvell_get_sset_count,
2119 		.get_strings = marvell_get_strings,
2120 		.get_stats = marvell_get_stats,
2121 	},
2122 	{
2123 		.phy_id = MARVELL_PHY_ID_88E1318S,
2124 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2125 		.name = "Marvell 88E1318S",
2126 		.features = PHY_GBIT_FEATURES,
2127 		.flags = PHY_HAS_INTERRUPT,
2128 		.probe = marvell_probe,
2129 		.config_init = &m88e1318_config_init,
2130 		.config_aneg = &m88e1318_config_aneg,
2131 		.read_status = &marvell_read_status,
2132 		.ack_interrupt = &marvell_ack_interrupt,
2133 		.config_intr = &marvell_config_intr,
2134 		.did_interrupt = &m88e1121_did_interrupt,
2135 		.get_wol = &m88e1318_get_wol,
2136 		.set_wol = &m88e1318_set_wol,
2137 		.resume = &genphy_resume,
2138 		.suspend = &genphy_suspend,
2139 		.read_page = marvell_read_page,
2140 		.write_page = marvell_write_page,
2141 		.get_sset_count = marvell_get_sset_count,
2142 		.get_strings = marvell_get_strings,
2143 		.get_stats = marvell_get_stats,
2144 	},
2145 	{
2146 		.phy_id = MARVELL_PHY_ID_88E1145,
2147 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2148 		.name = "Marvell 88E1145",
2149 		.features = PHY_GBIT_FEATURES,
2150 		.flags = PHY_HAS_INTERRUPT,
2151 		.probe = marvell_probe,
2152 		.config_init = &m88e1145_config_init,
2153 		.config_aneg = &m88e1101_config_aneg,
2154 		.read_status = &genphy_read_status,
2155 		.ack_interrupt = &marvell_ack_interrupt,
2156 		.config_intr = &marvell_config_intr,
2157 		.resume = &genphy_resume,
2158 		.suspend = &genphy_suspend,
2159 		.read_page = marvell_read_page,
2160 		.write_page = marvell_write_page,
2161 		.get_sset_count = marvell_get_sset_count,
2162 		.get_strings = marvell_get_strings,
2163 		.get_stats = marvell_get_stats,
2164 	},
2165 	{
2166 		.phy_id = MARVELL_PHY_ID_88E1149R,
2167 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2168 		.name = "Marvell 88E1149R",
2169 		.features = PHY_GBIT_FEATURES,
2170 		.flags = PHY_HAS_INTERRUPT,
2171 		.probe = marvell_probe,
2172 		.config_init = &m88e1149_config_init,
2173 		.config_aneg = &m88e1118_config_aneg,
2174 		.ack_interrupt = &marvell_ack_interrupt,
2175 		.config_intr = &marvell_config_intr,
2176 		.resume = &genphy_resume,
2177 		.suspend = &genphy_suspend,
2178 		.read_page = marvell_read_page,
2179 		.write_page = marvell_write_page,
2180 		.get_sset_count = marvell_get_sset_count,
2181 		.get_strings = marvell_get_strings,
2182 		.get_stats = marvell_get_stats,
2183 	},
2184 	{
2185 		.phy_id = MARVELL_PHY_ID_88E1240,
2186 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2187 		.name = "Marvell 88E1240",
2188 		.features = PHY_GBIT_FEATURES,
2189 		.flags = PHY_HAS_INTERRUPT,
2190 		.probe = marvell_probe,
2191 		.config_init = &m88e1111_config_init,
2192 		.config_aneg = &marvell_config_aneg,
2193 		.ack_interrupt = &marvell_ack_interrupt,
2194 		.config_intr = &marvell_config_intr,
2195 		.resume = &genphy_resume,
2196 		.suspend = &genphy_suspend,
2197 		.read_page = marvell_read_page,
2198 		.write_page = marvell_write_page,
2199 		.get_sset_count = marvell_get_sset_count,
2200 		.get_strings = marvell_get_strings,
2201 		.get_stats = marvell_get_stats,
2202 	},
2203 	{
2204 		.phy_id = MARVELL_PHY_ID_88E1116R,
2205 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2206 		.name = "Marvell 88E1116R",
2207 		.features = PHY_GBIT_FEATURES,
2208 		.flags = PHY_HAS_INTERRUPT,
2209 		.probe = marvell_probe,
2210 		.config_init = &m88e1116r_config_init,
2211 		.ack_interrupt = &marvell_ack_interrupt,
2212 		.config_intr = &marvell_config_intr,
2213 		.resume = &genphy_resume,
2214 		.suspend = &genphy_suspend,
2215 		.read_page = marvell_read_page,
2216 		.write_page = marvell_write_page,
2217 		.get_sset_count = marvell_get_sset_count,
2218 		.get_strings = marvell_get_strings,
2219 		.get_stats = marvell_get_stats,
2220 	},
2221 	{
2222 		.phy_id = MARVELL_PHY_ID_88E1510,
2223 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2224 		.name = "Marvell 88E1510",
2225 		.features = PHY_GBIT_FEATURES | SUPPORTED_FIBRE,
2226 		.flags = PHY_HAS_INTERRUPT,
2227 		.probe = &m88e1510_probe,
2228 		.config_init = &m88e1510_config_init,
2229 		.config_aneg = &m88e1510_config_aneg,
2230 		.read_status = &marvell_read_status,
2231 		.ack_interrupt = &marvell_ack_interrupt,
2232 		.config_intr = &marvell_config_intr,
2233 		.did_interrupt = &m88e1121_did_interrupt,
2234 		.get_wol = &m88e1318_get_wol,
2235 		.set_wol = &m88e1318_set_wol,
2236 		.resume = &marvell_resume,
2237 		.suspend = &marvell_suspend,
2238 		.read_page = marvell_read_page,
2239 		.write_page = marvell_write_page,
2240 		.get_sset_count = marvell_get_sset_count,
2241 		.get_strings = marvell_get_strings,
2242 		.get_stats = marvell_get_stats,
2243 		.set_loopback = genphy_loopback,
2244 	},
2245 	{
2246 		.phy_id = MARVELL_PHY_ID_88E1540,
2247 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2248 		.name = "Marvell 88E1540",
2249 		.features = PHY_GBIT_FEATURES,
2250 		.flags = PHY_HAS_INTERRUPT,
2251 		.probe = m88e1510_probe,
2252 		.config_init = &marvell_config_init,
2253 		.config_aneg = &m88e1510_config_aneg,
2254 		.read_status = &marvell_read_status,
2255 		.ack_interrupt = &marvell_ack_interrupt,
2256 		.config_intr = &marvell_config_intr,
2257 		.did_interrupt = &m88e1121_did_interrupt,
2258 		.resume = &genphy_resume,
2259 		.suspend = &genphy_suspend,
2260 		.read_page = marvell_read_page,
2261 		.write_page = marvell_write_page,
2262 		.get_sset_count = marvell_get_sset_count,
2263 		.get_strings = marvell_get_strings,
2264 		.get_stats = marvell_get_stats,
2265 	},
2266 	{
2267 		.phy_id = MARVELL_PHY_ID_88E1545,
2268 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2269 		.name = "Marvell 88E1545",
2270 		.probe = m88e1510_probe,
2271 		.features = PHY_GBIT_FEATURES,
2272 		.flags = PHY_HAS_INTERRUPT,
2273 		.config_init = &marvell_config_init,
2274 		.config_aneg = &m88e1510_config_aneg,
2275 		.read_status = &marvell_read_status,
2276 		.ack_interrupt = &marvell_ack_interrupt,
2277 		.config_intr = &marvell_config_intr,
2278 		.did_interrupt = &m88e1121_did_interrupt,
2279 		.resume = &genphy_resume,
2280 		.suspend = &genphy_suspend,
2281 		.read_page = marvell_read_page,
2282 		.write_page = marvell_write_page,
2283 		.get_sset_count = marvell_get_sset_count,
2284 		.get_strings = marvell_get_strings,
2285 		.get_stats = marvell_get_stats,
2286 	},
2287 	{
2288 		.phy_id = MARVELL_PHY_ID_88E3016,
2289 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2290 		.name = "Marvell 88E3016",
2291 		.features = PHY_BASIC_FEATURES,
2292 		.flags = PHY_HAS_INTERRUPT,
2293 		.probe = marvell_probe,
2294 		.config_init = &m88e3016_config_init,
2295 		.aneg_done = &marvell_aneg_done,
2296 		.read_status = &marvell_read_status,
2297 		.ack_interrupt = &marvell_ack_interrupt,
2298 		.config_intr = &marvell_config_intr,
2299 		.did_interrupt = &m88e1121_did_interrupt,
2300 		.resume = &genphy_resume,
2301 		.suspend = &genphy_suspend,
2302 		.read_page = marvell_read_page,
2303 		.write_page = marvell_write_page,
2304 		.get_sset_count = marvell_get_sset_count,
2305 		.get_strings = marvell_get_strings,
2306 		.get_stats = marvell_get_stats,
2307 	},
2308 	{
2309 		.phy_id = MARVELL_PHY_ID_88E6390,
2310 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2311 		.name = "Marvell 88E6390",
2312 		.features = PHY_GBIT_FEATURES,
2313 		.flags = PHY_HAS_INTERRUPT,
2314 		.probe = m88e6390_probe,
2315 		.config_init = &marvell_config_init,
2316 		.config_aneg = &m88e1510_config_aneg,
2317 		.read_status = &marvell_read_status,
2318 		.ack_interrupt = &marvell_ack_interrupt,
2319 		.config_intr = &marvell_config_intr,
2320 		.did_interrupt = &m88e1121_did_interrupt,
2321 		.resume = &genphy_resume,
2322 		.suspend = &genphy_suspend,
2323 		.read_page = marvell_read_page,
2324 		.write_page = marvell_write_page,
2325 		.get_sset_count = marvell_get_sset_count,
2326 		.get_strings = marvell_get_strings,
2327 		.get_stats = marvell_get_stats,
2328 	},
2329 };
2330 
2331 module_phy_driver(marvell_drivers);
2332 
2333 static struct mdio_device_id __maybe_unused marvell_tbl[] = {
2334 	{ MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
2335 	{ MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK },
2336 	{ MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK },
2337 	{ MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK },
2338 	{ MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK },
2339 	{ MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK },
2340 	{ MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK },
2341 	{ MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK },
2342 	{ MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK },
2343 	{ MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
2344 	{ MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
2345 	{ MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK },
2346 	{ MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK },
2347 	{ MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
2348 	{ MARVELL_PHY_ID_88E6390, MARVELL_PHY_ID_MASK },
2349 	{ }
2350 };
2351 
2352 MODULE_DEVICE_TABLE(mdio, marvell_tbl);
2353