xref: /openbmc/linux/drivers/net/phy/marvell.c (revision 7fc38225363dd8f19e667ad7c77b63bc4a5c065d)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * drivers/net/phy/marvell.c
4  *
5  * Driver for Marvell PHYs
6  *
7  * Author: Andy Fleming
8  *
9  * Copyright (c) 2004 Freescale Semiconductor, Inc.
10  *
11  * Copyright (c) 2013 Michael Stapelberg <michael@stapelberg.de>
12  */
13 #include <linux/kernel.h>
14 #include <linux/string.h>
15 #include <linux/ctype.h>
16 #include <linux/errno.h>
17 #include <linux/unistd.h>
18 #include <linux/hwmon.h>
19 #include <linux/interrupt.h>
20 #include <linux/init.h>
21 #include <linux/delay.h>
22 #include <linux/netdevice.h>
23 #include <linux/etherdevice.h>
24 #include <linux/skbuff.h>
25 #include <linux/spinlock.h>
26 #include <linux/mm.h>
27 #include <linux/module.h>
28 #include <linux/mii.h>
29 #include <linux/ethtool.h>
30 #include <linux/phy.h>
31 #include <linux/marvell_phy.h>
32 #include <linux/of.h>
33 
34 #include <linux/io.h>
35 #include <asm/irq.h>
36 #include <linux/uaccess.h>
37 
38 #define MII_MARVELL_PHY_PAGE		22
39 #define MII_MARVELL_COPPER_PAGE		0x00
40 #define MII_MARVELL_FIBER_PAGE		0x01
41 #define MII_MARVELL_MSCR_PAGE		0x02
42 #define MII_MARVELL_LED_PAGE		0x03
43 #define MII_MARVELL_MISC_TEST_PAGE	0x06
44 #define MII_MARVELL_WOL_PAGE		0x11
45 
46 #define MII_M1011_IEVENT		0x13
47 #define MII_M1011_IEVENT_CLEAR		0x0000
48 
49 #define MII_M1011_IMASK			0x12
50 #define MII_M1011_IMASK_INIT		0x6400
51 #define MII_M1011_IMASK_CLEAR		0x0000
52 
53 #define MII_M1011_PHY_SCR			0x10
54 #define MII_M1011_PHY_SCR_DOWNSHIFT_EN		BIT(11)
55 #define MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT	12
56 #define MII_M1011_PHY_SRC_DOWNSHIFT_MASK	0x7800
57 #define MII_M1011_PHY_SCR_MDI			(0x0 << 5)
58 #define MII_M1011_PHY_SCR_MDI_X			(0x1 << 5)
59 #define MII_M1011_PHY_SCR_AUTO_CROSS		(0x3 << 5)
60 
61 #define MII_M1111_PHY_LED_CONTROL	0x18
62 #define MII_M1111_PHY_LED_DIRECT	0x4100
63 #define MII_M1111_PHY_LED_COMBINE	0x411c
64 #define MII_M1111_PHY_EXT_CR		0x14
65 #define MII_M1111_RGMII_RX_DELAY	BIT(7)
66 #define MII_M1111_RGMII_TX_DELAY	BIT(1)
67 #define MII_M1111_PHY_EXT_SR		0x1b
68 
69 #define MII_M1111_HWCFG_MODE_MASK		0xf
70 #define MII_M1111_HWCFG_MODE_FIBER_RGMII	0x3
71 #define MII_M1111_HWCFG_MODE_SGMII_NO_CLK	0x4
72 #define MII_M1111_HWCFG_MODE_RTBI		0x7
73 #define MII_M1111_HWCFG_MODE_COPPER_RTBI	0x9
74 #define MII_M1111_HWCFG_MODE_COPPER_RGMII	0xb
75 #define MII_M1111_HWCFG_FIBER_COPPER_RES	BIT(13)
76 #define MII_M1111_HWCFG_FIBER_COPPER_AUTO	BIT(15)
77 
78 #define MII_88E1121_PHY_MSCR_REG	21
79 #define MII_88E1121_PHY_MSCR_RX_DELAY	BIT(5)
80 #define MII_88E1121_PHY_MSCR_TX_DELAY	BIT(4)
81 #define MII_88E1121_PHY_MSCR_DELAY_MASK	(BIT(5) | BIT(4))
82 
83 #define MII_88E1121_MISC_TEST				0x1a
84 #define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK	0x1f00
85 #define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT	8
86 #define MII_88E1510_MISC_TEST_TEMP_IRQ_EN		BIT(7)
87 #define MII_88E1510_MISC_TEST_TEMP_IRQ			BIT(6)
88 #define MII_88E1121_MISC_TEST_TEMP_SENSOR_EN		BIT(5)
89 #define MII_88E1121_MISC_TEST_TEMP_MASK			0x1f
90 
91 #define MII_88E1510_TEMP_SENSOR		0x1b
92 #define MII_88E1510_TEMP_SENSOR_MASK	0xff
93 
94 #define MII_88E6390_MISC_TEST		0x1b
95 #define MII_88E6390_MISC_TEST_SAMPLE_1S		0
96 #define MII_88E6390_MISC_TEST_SAMPLE_10MS	BIT(14)
97 #define MII_88E6390_MISC_TEST_SAMPLE_DISABLE	BIT(15)
98 #define MII_88E6390_MISC_TEST_SAMPLE_ENABLE	0
99 #define MII_88E6390_MISC_TEST_SAMPLE_MASK	(0x3 << 14)
100 
101 #define MII_88E6390_TEMP_SENSOR		0x1c
102 #define MII_88E6390_TEMP_SENSOR_MASK	0xff
103 #define MII_88E6390_TEMP_SENSOR_SAMPLES 10
104 
105 #define MII_88E1318S_PHY_MSCR1_REG	16
106 #define MII_88E1318S_PHY_MSCR1_PAD_ODD	BIT(6)
107 
108 /* Copper Specific Interrupt Enable Register */
109 #define MII_88E1318S_PHY_CSIER				0x12
110 /* WOL Event Interrupt Enable */
111 #define MII_88E1318S_PHY_CSIER_WOL_EIE			BIT(7)
112 
113 /* LED Timer Control Register */
114 #define MII_88E1318S_PHY_LED_TCR			0x12
115 #define MII_88E1318S_PHY_LED_TCR_FORCE_INT		BIT(15)
116 #define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE		BIT(7)
117 #define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW		BIT(11)
118 
119 /* Magic Packet MAC address registers */
120 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD2		0x17
121 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD1		0x18
122 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD0		0x19
123 
124 #define MII_88E1318S_PHY_WOL_CTRL				0x10
125 #define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS		BIT(12)
126 #define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE	BIT(14)
127 
128 #define MII_PHY_LED_CTRL	        16
129 #define MII_88E1121_PHY_LED_DEF		0x0030
130 #define MII_88E1510_PHY_LED_DEF		0x1177
131 
132 #define MII_M1011_PHY_STATUS		0x11
133 #define MII_M1011_PHY_STATUS_1000	0x8000
134 #define MII_M1011_PHY_STATUS_100	0x4000
135 #define MII_M1011_PHY_STATUS_SPD_MASK	0xc000
136 #define MII_M1011_PHY_STATUS_FULLDUPLEX	0x2000
137 #define MII_M1011_PHY_STATUS_RESOLVED	0x0800
138 #define MII_M1011_PHY_STATUS_LINK	0x0400
139 
140 #define MII_88E3016_PHY_SPEC_CTRL	0x10
141 #define MII_88E3016_DISABLE_SCRAMBLER	0x0200
142 #define MII_88E3016_AUTO_MDIX_CROSSOVER	0x0030
143 
144 #define MII_88E1510_GEN_CTRL_REG_1		0x14
145 #define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK	0x7
146 #define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII	0x1	/* SGMII to copper */
147 #define MII_88E1510_GEN_CTRL_REG_1_RESET	0x8000	/* Soft reset */
148 
149 #define LPA_FIBER_1000HALF	0x40
150 #define LPA_FIBER_1000FULL	0x20
151 
152 #define LPA_PAUSE_FIBER		0x180
153 #define LPA_PAUSE_ASYM_FIBER	0x100
154 
155 #define ADVERTISE_FIBER_1000HALF	0x40
156 #define ADVERTISE_FIBER_1000FULL	0x20
157 
158 #define ADVERTISE_PAUSE_FIBER		0x180
159 #define ADVERTISE_PAUSE_ASYM_FIBER	0x100
160 
161 #define REGISTER_LINK_STATUS	0x400
162 #define NB_FIBER_STATS	1
163 
164 MODULE_DESCRIPTION("Marvell PHY driver");
165 MODULE_AUTHOR("Andy Fleming");
166 MODULE_LICENSE("GPL");
167 
168 struct marvell_hw_stat {
169 	const char *string;
170 	u8 page;
171 	u8 reg;
172 	u8 bits;
173 };
174 
175 static struct marvell_hw_stat marvell_hw_stats[] = {
176 	{ "phy_receive_errors_copper", 0, 21, 16},
177 	{ "phy_idle_errors", 0, 10, 8 },
178 	{ "phy_receive_errors_fiber", 1, 21, 16},
179 };
180 
181 struct marvell_priv {
182 	u64 stats[ARRAY_SIZE(marvell_hw_stats)];
183 	char *hwmon_name;
184 	struct device *hwmon_dev;
185 };
186 
187 static int marvell_read_page(struct phy_device *phydev)
188 {
189 	return __phy_read(phydev, MII_MARVELL_PHY_PAGE);
190 }
191 
192 static int marvell_write_page(struct phy_device *phydev, int page)
193 {
194 	return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
195 }
196 
197 static int marvell_set_page(struct phy_device *phydev, int page)
198 {
199 	return phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
200 }
201 
202 static int marvell_ack_interrupt(struct phy_device *phydev)
203 {
204 	int err;
205 
206 	/* Clear the interrupts by reading the reg */
207 	err = phy_read(phydev, MII_M1011_IEVENT);
208 
209 	if (err < 0)
210 		return err;
211 
212 	return 0;
213 }
214 
215 static int marvell_config_intr(struct phy_device *phydev)
216 {
217 	int err;
218 
219 	if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
220 		err = phy_write(phydev, MII_M1011_IMASK,
221 				MII_M1011_IMASK_INIT);
222 	else
223 		err = phy_write(phydev, MII_M1011_IMASK,
224 				MII_M1011_IMASK_CLEAR);
225 
226 	return err;
227 }
228 
229 static int marvell_set_polarity(struct phy_device *phydev, int polarity)
230 {
231 	int reg;
232 	int err;
233 	int val;
234 
235 	/* get the current settings */
236 	reg = phy_read(phydev, MII_M1011_PHY_SCR);
237 	if (reg < 0)
238 		return reg;
239 
240 	val = reg;
241 	val &= ~MII_M1011_PHY_SCR_AUTO_CROSS;
242 	switch (polarity) {
243 	case ETH_TP_MDI:
244 		val |= MII_M1011_PHY_SCR_MDI;
245 		break;
246 	case ETH_TP_MDI_X:
247 		val |= MII_M1011_PHY_SCR_MDI_X;
248 		break;
249 	case ETH_TP_MDI_AUTO:
250 	case ETH_TP_MDI_INVALID:
251 	default:
252 		val |= MII_M1011_PHY_SCR_AUTO_CROSS;
253 		break;
254 	}
255 
256 	if (val != reg) {
257 		/* Set the new polarity value in the register */
258 		err = phy_write(phydev, MII_M1011_PHY_SCR, val);
259 		if (err)
260 			return err;
261 	}
262 
263 	return val != reg;
264 }
265 
266 static int marvell_set_downshift(struct phy_device *phydev, bool enable,
267 				 u8 retries)
268 {
269 	int reg;
270 
271 	reg = phy_read(phydev, MII_M1011_PHY_SCR);
272 	if (reg < 0)
273 		return reg;
274 
275 	reg &= MII_M1011_PHY_SRC_DOWNSHIFT_MASK;
276 	reg |= ((retries - 1) << MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT);
277 	if (enable)
278 		reg |= MII_M1011_PHY_SCR_DOWNSHIFT_EN;
279 
280 	return phy_write(phydev, MII_M1011_PHY_SCR, reg);
281 }
282 
283 static int marvell_config_aneg(struct phy_device *phydev)
284 {
285 	int changed = 0;
286 	int err;
287 
288 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
289 	if (err < 0)
290 		return err;
291 
292 	changed = err;
293 
294 	err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
295 			MII_M1111_PHY_LED_DIRECT);
296 	if (err < 0)
297 		return err;
298 
299 	err = genphy_config_aneg(phydev);
300 	if (err < 0)
301 		return err;
302 
303 	if (phydev->autoneg != AUTONEG_ENABLE || changed) {
304 		/* A write to speed/duplex bits (that is performed by
305 		 * genphy_config_aneg() call above) must be followed by
306 		 * a software reset. Otherwise, the write has no effect.
307 		 */
308 		err = genphy_soft_reset(phydev);
309 		if (err < 0)
310 			return err;
311 	}
312 
313 	return 0;
314 }
315 
316 static int m88e1101_config_aneg(struct phy_device *phydev)
317 {
318 	int err;
319 
320 	/* This Marvell PHY has an errata which requires
321 	 * that certain registers get written in order
322 	 * to restart autonegotiation
323 	 */
324 	err = genphy_soft_reset(phydev);
325 	if (err < 0)
326 		return err;
327 
328 	err = phy_write(phydev, 0x1d, 0x1f);
329 	if (err < 0)
330 		return err;
331 
332 	err = phy_write(phydev, 0x1e, 0x200c);
333 	if (err < 0)
334 		return err;
335 
336 	err = phy_write(phydev, 0x1d, 0x5);
337 	if (err < 0)
338 		return err;
339 
340 	err = phy_write(phydev, 0x1e, 0);
341 	if (err < 0)
342 		return err;
343 
344 	err = phy_write(phydev, 0x1e, 0x100);
345 	if (err < 0)
346 		return err;
347 
348 	return marvell_config_aneg(phydev);
349 }
350 
351 #ifdef CONFIG_OF_MDIO
352 /* Set and/or override some configuration registers based on the
353  * marvell,reg-init property stored in the of_node for the phydev.
354  *
355  * marvell,reg-init = <reg-page reg mask value>,...;
356  *
357  * There may be one or more sets of <reg-page reg mask value>:
358  *
359  * reg-page: which register bank to use.
360  * reg: the register.
361  * mask: if non-zero, ANDed with existing register value.
362  * value: ORed with the masked value and written to the regiser.
363  *
364  */
365 static int marvell_of_reg_init(struct phy_device *phydev)
366 {
367 	const __be32 *paddr;
368 	int len, i, saved_page, current_page, ret = 0;
369 
370 	if (!phydev->mdio.dev.of_node)
371 		return 0;
372 
373 	paddr = of_get_property(phydev->mdio.dev.of_node,
374 				"marvell,reg-init", &len);
375 	if (!paddr || len < (4 * sizeof(*paddr)))
376 		return 0;
377 
378 	saved_page = phy_save_page(phydev);
379 	if (saved_page < 0)
380 		goto err;
381 	current_page = saved_page;
382 
383 	len /= sizeof(*paddr);
384 	for (i = 0; i < len - 3; i += 4) {
385 		u16 page = be32_to_cpup(paddr + i);
386 		u16 reg = be32_to_cpup(paddr + i + 1);
387 		u16 mask = be32_to_cpup(paddr + i + 2);
388 		u16 val_bits = be32_to_cpup(paddr + i + 3);
389 		int val;
390 
391 		if (page != current_page) {
392 			current_page = page;
393 			ret = marvell_write_page(phydev, page);
394 			if (ret < 0)
395 				goto err;
396 		}
397 
398 		val = 0;
399 		if (mask) {
400 			val = __phy_read(phydev, reg);
401 			if (val < 0) {
402 				ret = val;
403 				goto err;
404 			}
405 			val &= mask;
406 		}
407 		val |= val_bits;
408 
409 		ret = __phy_write(phydev, reg, val);
410 		if (ret < 0)
411 			goto err;
412 	}
413 err:
414 	return phy_restore_page(phydev, saved_page, ret);
415 }
416 #else
417 static int marvell_of_reg_init(struct phy_device *phydev)
418 {
419 	return 0;
420 }
421 #endif /* CONFIG_OF_MDIO */
422 
423 static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev)
424 {
425 	int mscr;
426 
427 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
428 		mscr = MII_88E1121_PHY_MSCR_RX_DELAY |
429 		       MII_88E1121_PHY_MSCR_TX_DELAY;
430 	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
431 		mscr = MII_88E1121_PHY_MSCR_RX_DELAY;
432 	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
433 		mscr = MII_88E1121_PHY_MSCR_TX_DELAY;
434 	else
435 		mscr = 0;
436 
437 	return phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
438 				MII_88E1121_PHY_MSCR_REG,
439 				MII_88E1121_PHY_MSCR_DELAY_MASK, mscr);
440 }
441 
442 static int m88e1121_config_aneg(struct phy_device *phydev)
443 {
444 	int changed = 0;
445 	int err = 0;
446 
447 	if (phy_interface_is_rgmii(phydev)) {
448 		err = m88e1121_config_aneg_rgmii_delays(phydev);
449 		if (err < 0)
450 			return err;
451 	}
452 
453 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
454 	if (err < 0)
455 		return err;
456 
457 	changed = err;
458 
459 	err = genphy_config_aneg(phydev);
460 	if (err < 0)
461 		return err;
462 
463 	if (phydev->autoneg != AUTONEG_ENABLE || changed) {
464 		/* A software reset is used to ensure a "commit" of the
465 		 * changes is done.
466 		 */
467 		err = genphy_soft_reset(phydev);
468 		if (err < 0)
469 			return err;
470 	}
471 
472 	return 0;
473 }
474 
475 static int m88e1318_config_aneg(struct phy_device *phydev)
476 {
477 	int err;
478 
479 	err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
480 			       MII_88E1318S_PHY_MSCR1_REG,
481 			       0, MII_88E1318S_PHY_MSCR1_PAD_ODD);
482 	if (err < 0)
483 		return err;
484 
485 	return m88e1121_config_aneg(phydev);
486 }
487 
488 /**
489  * linkmode_adv_to_fiber_adv_t
490  * @advertise: the linkmode advertisement settings
491  *
492  * A small helper function that translates linkmode advertisement
493  * settings to phy autonegotiation advertisements for the MII_ADV
494  * register for fiber link.
495  */
496 static inline u32 linkmode_adv_to_fiber_adv_t(unsigned long *advertise)
497 {
498 	u32 result = 0;
499 
500 	if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, advertise))
501 		result |= ADVERTISE_FIBER_1000HALF;
502 	if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, advertise))
503 		result |= ADVERTISE_FIBER_1000FULL;
504 
505 	if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertise) &&
506 	    linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
507 		result |= LPA_PAUSE_ASYM_FIBER;
508 	else if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
509 		result |= (ADVERTISE_PAUSE_FIBER
510 			   & (~ADVERTISE_PAUSE_ASYM_FIBER));
511 
512 	return result;
513 }
514 
515 /**
516  * marvell_config_aneg_fiber - restart auto-negotiation or write BMCR
517  * @phydev: target phy_device struct
518  *
519  * Description: If auto-negotiation is enabled, we configure the
520  *   advertising, and then restart auto-negotiation.  If it is not
521  *   enabled, then we write the BMCR. Adapted for fiber link in
522  *   some Marvell's devices.
523  */
524 static int marvell_config_aneg_fiber(struct phy_device *phydev)
525 {
526 	int changed = 0;
527 	int err;
528 	int adv, oldadv;
529 
530 	if (phydev->autoneg != AUTONEG_ENABLE)
531 		return genphy_setup_forced(phydev);
532 
533 	/* Only allow advertising what this PHY supports */
534 	linkmode_and(phydev->advertising, phydev->advertising,
535 		     phydev->supported);
536 
537 	/* Setup fiber advertisement */
538 	adv = phy_read(phydev, MII_ADVERTISE);
539 	if (adv < 0)
540 		return adv;
541 
542 	oldadv = adv;
543 	adv &= ~(ADVERTISE_FIBER_1000HALF | ADVERTISE_FIBER_1000FULL
544 		| LPA_PAUSE_FIBER);
545 	adv |= linkmode_adv_to_fiber_adv_t(phydev->advertising);
546 
547 	if (adv != oldadv) {
548 		err = phy_write(phydev, MII_ADVERTISE, adv);
549 		if (err < 0)
550 			return err;
551 
552 		changed = 1;
553 	}
554 
555 	if (changed == 0) {
556 		/* Advertisement hasn't changed, but maybe aneg was never on to
557 		 * begin with?	Or maybe phy was isolated?
558 		 */
559 		int ctl = phy_read(phydev, MII_BMCR);
560 
561 		if (ctl < 0)
562 			return ctl;
563 
564 		if (!(ctl & BMCR_ANENABLE) || (ctl & BMCR_ISOLATE))
565 			changed = 1; /* do restart aneg */
566 	}
567 
568 	/* Only restart aneg if we are advertising something different
569 	 * than we were before.
570 	 */
571 	if (changed > 0)
572 		changed = genphy_restart_aneg(phydev);
573 
574 	return changed;
575 }
576 
577 static int m88e1510_config_aneg(struct phy_device *phydev)
578 {
579 	int err;
580 
581 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
582 	if (err < 0)
583 		goto error;
584 
585 	/* Configure the copper link first */
586 	err = m88e1318_config_aneg(phydev);
587 	if (err < 0)
588 		goto error;
589 
590 	/* Do not touch the fiber page if we're in copper->sgmii mode */
591 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
592 		return 0;
593 
594 	/* Then the fiber link */
595 	err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
596 	if (err < 0)
597 		goto error;
598 
599 	err = marvell_config_aneg_fiber(phydev);
600 	if (err < 0)
601 		goto error;
602 
603 	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
604 
605 error:
606 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
607 	return err;
608 }
609 
610 static void marvell_config_led(struct phy_device *phydev)
611 {
612 	u16 def_config;
613 	int err;
614 
615 	switch (MARVELL_PHY_FAMILY_ID(phydev->phy_id)) {
616 	/* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
617 	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1121R):
618 	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1318S):
619 		def_config = MII_88E1121_PHY_LED_DEF;
620 		break;
621 	/* Default PHY LED config:
622 	 * LED[0] .. 1000Mbps Link
623 	 * LED[1] .. 100Mbps Link
624 	 * LED[2] .. Blink, Activity
625 	 */
626 	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1510):
627 		def_config = MII_88E1510_PHY_LED_DEF;
628 		break;
629 	default:
630 		return;
631 	}
632 
633 	err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, MII_PHY_LED_CTRL,
634 			      def_config);
635 	if (err < 0)
636 		phydev_warn(phydev, "Fail to config marvell phy LED.\n");
637 }
638 
639 static int marvell_config_init(struct phy_device *phydev)
640 {
641 	/* Set defalut LED */
642 	marvell_config_led(phydev);
643 
644 	/* Set registers from marvell,reg-init DT property */
645 	return marvell_of_reg_init(phydev);
646 }
647 
648 static int m88e1116r_config_init(struct phy_device *phydev)
649 {
650 	int err;
651 
652 	err = genphy_soft_reset(phydev);
653 	if (err < 0)
654 		return err;
655 
656 	msleep(500);
657 
658 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
659 	if (err < 0)
660 		return err;
661 
662 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
663 	if (err < 0)
664 		return err;
665 
666 	err = marvell_set_downshift(phydev, true, 8);
667 	if (err < 0)
668 		return err;
669 
670 	if (phy_interface_is_rgmii(phydev)) {
671 		err = m88e1121_config_aneg_rgmii_delays(phydev);
672 		if (err < 0)
673 			return err;
674 	}
675 
676 	err = genphy_soft_reset(phydev);
677 	if (err < 0)
678 		return err;
679 
680 	return marvell_config_init(phydev);
681 }
682 
683 static int m88e3016_config_init(struct phy_device *phydev)
684 {
685 	int ret;
686 
687 	/* Enable Scrambler and Auto-Crossover */
688 	ret = phy_modify(phydev, MII_88E3016_PHY_SPEC_CTRL,
689 			 MII_88E3016_DISABLE_SCRAMBLER,
690 			 MII_88E3016_AUTO_MDIX_CROSSOVER);
691 	if (ret < 0)
692 		return ret;
693 
694 	return marvell_config_init(phydev);
695 }
696 
697 static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev,
698 					   u16 mode,
699 					   int fibre_copper_auto)
700 {
701 	if (fibre_copper_auto)
702 		mode |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
703 
704 	return phy_modify(phydev, MII_M1111_PHY_EXT_SR,
705 			  MII_M1111_HWCFG_MODE_MASK |
706 			  MII_M1111_HWCFG_FIBER_COPPER_AUTO |
707 			  MII_M1111_HWCFG_FIBER_COPPER_RES,
708 			  mode);
709 }
710 
711 static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev)
712 {
713 	int delay;
714 
715 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
716 		delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY;
717 	} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
718 		delay = MII_M1111_RGMII_RX_DELAY;
719 	} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
720 		delay = MII_M1111_RGMII_TX_DELAY;
721 	} else {
722 		delay = 0;
723 	}
724 
725 	return phy_modify(phydev, MII_M1111_PHY_EXT_CR,
726 			  MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY,
727 			  delay);
728 }
729 
730 static int m88e1111_config_init_rgmii(struct phy_device *phydev)
731 {
732 	int temp;
733 	int err;
734 
735 	err = m88e1111_config_init_rgmii_delays(phydev);
736 	if (err < 0)
737 		return err;
738 
739 	temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
740 	if (temp < 0)
741 		return temp;
742 
743 	temp &= ~(MII_M1111_HWCFG_MODE_MASK);
744 
745 	if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
746 		temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
747 	else
748 		temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
749 
750 	return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
751 }
752 
753 static int m88e1111_config_init_sgmii(struct phy_device *phydev)
754 {
755 	int err;
756 
757 	err = m88e1111_config_init_hwcfg_mode(
758 		phydev,
759 		MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
760 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
761 	if (err < 0)
762 		return err;
763 
764 	/* make sure copper is selected */
765 	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
766 }
767 
768 static int m88e1111_config_init_rtbi(struct phy_device *phydev)
769 {
770 	int err;
771 
772 	err = m88e1111_config_init_rgmii_delays(phydev);
773 	if (err < 0)
774 		return err;
775 
776 	err = m88e1111_config_init_hwcfg_mode(
777 		phydev,
778 		MII_M1111_HWCFG_MODE_RTBI,
779 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
780 	if (err < 0)
781 		return err;
782 
783 	/* soft reset */
784 	err = genphy_soft_reset(phydev);
785 	if (err < 0)
786 		return err;
787 
788 	return m88e1111_config_init_hwcfg_mode(
789 		phydev,
790 		MII_M1111_HWCFG_MODE_RTBI,
791 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
792 }
793 
794 static int m88e1111_config_init(struct phy_device *phydev)
795 {
796 	int err;
797 
798 	if (phy_interface_is_rgmii(phydev)) {
799 		err = m88e1111_config_init_rgmii(phydev);
800 		if (err < 0)
801 			return err;
802 	}
803 
804 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
805 		err = m88e1111_config_init_sgmii(phydev);
806 		if (err < 0)
807 			return err;
808 	}
809 
810 	if (phydev->interface == PHY_INTERFACE_MODE_RTBI) {
811 		err = m88e1111_config_init_rtbi(phydev);
812 		if (err < 0)
813 			return err;
814 	}
815 
816 	err = marvell_of_reg_init(phydev);
817 	if (err < 0)
818 		return err;
819 
820 	return genphy_soft_reset(phydev);
821 }
822 
823 static int m88e1318_config_init(struct phy_device *phydev)
824 {
825 	if (phy_interrupt_is_valid(phydev)) {
826 		int err = phy_modify_paged(
827 			phydev, MII_MARVELL_LED_PAGE,
828 			MII_88E1318S_PHY_LED_TCR,
829 			MII_88E1318S_PHY_LED_TCR_FORCE_INT,
830 			MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
831 			MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
832 		if (err < 0)
833 			return err;
834 	}
835 
836 	return marvell_config_init(phydev);
837 }
838 
839 static int m88e1510_config_init(struct phy_device *phydev)
840 {
841 	int err;
842 
843 	/* SGMII-to-Copper mode initialization */
844 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
845 
846 		/* Select page 18 */
847 		err = marvell_set_page(phydev, 18);
848 		if (err < 0)
849 			return err;
850 
851 		/* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */
852 		err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
853 				 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
854 				 MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII);
855 		if (err < 0)
856 			return err;
857 
858 		/* PHY reset is necessary after changing MODE[2:0] */
859 		err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, 0,
860 				 MII_88E1510_GEN_CTRL_REG_1_RESET);
861 		if (err < 0)
862 			return err;
863 
864 		/* Reset page selection */
865 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
866 		if (err < 0)
867 			return err;
868 
869 		/* There appears to be a bug in the 88e1512 when used in
870 		 * SGMII to copper mode, where the AN advertisement register
871 		 * clears the pause bits each time a negotiation occurs.
872 		 * This means we can never be truely sure what was advertised,
873 		 * so disable Pause support.
874 		 */
875 		linkmode_clear_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT,
876 				   phydev->supported);
877 		linkmode_clear_bit(ETHTOOL_LINK_MODE_Pause_BIT,
878 				   phydev->supported);
879 		linkmode_clear_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT,
880 				   phydev->advertising);
881 		linkmode_clear_bit(ETHTOOL_LINK_MODE_Pause_BIT,
882 				   phydev->advertising);
883 	}
884 
885 	return m88e1318_config_init(phydev);
886 }
887 
888 static int m88e1118_config_aneg(struct phy_device *phydev)
889 {
890 	int err;
891 
892 	err = genphy_soft_reset(phydev);
893 	if (err < 0)
894 		return err;
895 
896 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
897 	if (err < 0)
898 		return err;
899 
900 	err = genphy_config_aneg(phydev);
901 	return 0;
902 }
903 
904 static int m88e1118_config_init(struct phy_device *phydev)
905 {
906 	int err;
907 
908 	/* Change address */
909 	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
910 	if (err < 0)
911 		return err;
912 
913 	/* Enable 1000 Mbit */
914 	err = phy_write(phydev, 0x15, 0x1070);
915 	if (err < 0)
916 		return err;
917 
918 	/* Change address */
919 	err = marvell_set_page(phydev, MII_MARVELL_LED_PAGE);
920 	if (err < 0)
921 		return err;
922 
923 	/* Adjust LED Control */
924 	if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
925 		err = phy_write(phydev, 0x10, 0x1100);
926 	else
927 		err = phy_write(phydev, 0x10, 0x021e);
928 	if (err < 0)
929 		return err;
930 
931 	err = marvell_of_reg_init(phydev);
932 	if (err < 0)
933 		return err;
934 
935 	/* Reset address */
936 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
937 	if (err < 0)
938 		return err;
939 
940 	return genphy_soft_reset(phydev);
941 }
942 
943 static int m88e1149_config_init(struct phy_device *phydev)
944 {
945 	int err;
946 
947 	/* Change address */
948 	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
949 	if (err < 0)
950 		return err;
951 
952 	/* Enable 1000 Mbit */
953 	err = phy_write(phydev, 0x15, 0x1048);
954 	if (err < 0)
955 		return err;
956 
957 	err = marvell_of_reg_init(phydev);
958 	if (err < 0)
959 		return err;
960 
961 	/* Reset address */
962 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
963 	if (err < 0)
964 		return err;
965 
966 	return genphy_soft_reset(phydev);
967 }
968 
969 static int m88e1145_config_init_rgmii(struct phy_device *phydev)
970 {
971 	int err;
972 
973 	err = m88e1111_config_init_rgmii_delays(phydev);
974 	if (err < 0)
975 		return err;
976 
977 	if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) {
978 		err = phy_write(phydev, 0x1d, 0x0012);
979 		if (err < 0)
980 			return err;
981 
982 		err = phy_modify(phydev, 0x1e, 0x0fc0,
983 				 2 << 9 | /* 36 ohm */
984 				 2 << 6); /* 39 ohm */
985 		if (err < 0)
986 			return err;
987 
988 		err = phy_write(phydev, 0x1d, 0x3);
989 		if (err < 0)
990 			return err;
991 
992 		err = phy_write(phydev, 0x1e, 0x8000);
993 	}
994 	return err;
995 }
996 
997 static int m88e1145_config_init_sgmii(struct phy_device *phydev)
998 {
999 	return m88e1111_config_init_hwcfg_mode(
1000 		phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
1001 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
1002 }
1003 
1004 static int m88e1145_config_init(struct phy_device *phydev)
1005 {
1006 	int err;
1007 
1008 	/* Take care of errata E0 & E1 */
1009 	err = phy_write(phydev, 0x1d, 0x001b);
1010 	if (err < 0)
1011 		return err;
1012 
1013 	err = phy_write(phydev, 0x1e, 0x418f);
1014 	if (err < 0)
1015 		return err;
1016 
1017 	err = phy_write(phydev, 0x1d, 0x0016);
1018 	if (err < 0)
1019 		return err;
1020 
1021 	err = phy_write(phydev, 0x1e, 0xa2da);
1022 	if (err < 0)
1023 		return err;
1024 
1025 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
1026 		err = m88e1145_config_init_rgmii(phydev);
1027 		if (err < 0)
1028 			return err;
1029 	}
1030 
1031 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1032 		err = m88e1145_config_init_sgmii(phydev);
1033 		if (err < 0)
1034 			return err;
1035 	}
1036 
1037 	err = marvell_of_reg_init(phydev);
1038 	if (err < 0)
1039 		return err;
1040 
1041 	return 0;
1042 }
1043 
1044 /* The VOD can be out of specification on link up. Poke an
1045  * undocumented register, in an undocumented page, with a magic value
1046  * to fix this.
1047  */
1048 static int m88e6390_errata(struct phy_device *phydev)
1049 {
1050 	int err;
1051 
1052 	err = phy_write(phydev, MII_BMCR,
1053 			BMCR_ANENABLE | BMCR_SPEED1000 | BMCR_FULLDPLX);
1054 	if (err)
1055 		return err;
1056 
1057 	usleep_range(300, 400);
1058 
1059 	err = phy_write_paged(phydev, 0xf8, 0x08, 0x36);
1060 	if (err)
1061 		return err;
1062 
1063 	return genphy_soft_reset(phydev);
1064 }
1065 
1066 static int m88e6390_config_aneg(struct phy_device *phydev)
1067 {
1068 	int err;
1069 
1070 	err = m88e6390_errata(phydev);
1071 	if (err)
1072 		return err;
1073 
1074 	return m88e1510_config_aneg(phydev);
1075 }
1076 
1077 /**
1078  * fiber_lpa_mod_linkmode_lpa_t
1079  * @advertising: the linkmode advertisement settings
1080  * @lpa: value of the MII_LPA register for fiber link
1081  *
1082  * A small helper function that translates MII_LPA bits to linkmode LP
1083  * advertisement settings. Other bits in advertising are left
1084  * unchanged.
1085  */
1086 static void fiber_lpa_mod_linkmode_lpa_t(unsigned long *advertising, u32 lpa)
1087 {
1088 	linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
1089 			 advertising, lpa & LPA_FIBER_1000HALF);
1090 
1091 	linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
1092 			 advertising, lpa & LPA_FIBER_1000FULL);
1093 }
1094 
1095 /**
1096  * marvell_update_link - update link status in real time in @phydev
1097  * @phydev: target phy_device struct
1098  *
1099  * Description: Update the value in phydev->link to reflect the
1100  *   current link value.
1101  */
1102 static int marvell_update_link(struct phy_device *phydev, int fiber)
1103 {
1104 	int status;
1105 
1106 	/* Use the generic register for copper link, or specific
1107 	 * register for fiber case
1108 	 */
1109 	if (fiber) {
1110 		status = phy_read(phydev, MII_M1011_PHY_STATUS);
1111 		if (status < 0)
1112 			return status;
1113 
1114 		if ((status & REGISTER_LINK_STATUS) == 0)
1115 			phydev->link = 0;
1116 		else
1117 			phydev->link = 1;
1118 	} else {
1119 		return genphy_update_link(phydev);
1120 	}
1121 
1122 	return 0;
1123 }
1124 
1125 static int marvell_read_status_page_an(struct phy_device *phydev,
1126 				       int fiber)
1127 {
1128 	int status;
1129 	int lpa;
1130 	int lpagb;
1131 
1132 	status = phy_read(phydev, MII_M1011_PHY_STATUS);
1133 	if (status < 0)
1134 		return status;
1135 
1136 	lpa = phy_read(phydev, MII_LPA);
1137 	if (lpa < 0)
1138 		return lpa;
1139 
1140 	lpagb = phy_read(phydev, MII_STAT1000);
1141 	if (lpagb < 0)
1142 		return lpagb;
1143 
1144 	if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
1145 		phydev->duplex = DUPLEX_FULL;
1146 	else
1147 		phydev->duplex = DUPLEX_HALF;
1148 
1149 	status = status & MII_M1011_PHY_STATUS_SPD_MASK;
1150 	phydev->pause = 0;
1151 	phydev->asym_pause = 0;
1152 
1153 	switch (status) {
1154 	case MII_M1011_PHY_STATUS_1000:
1155 		phydev->speed = SPEED_1000;
1156 		break;
1157 
1158 	case MII_M1011_PHY_STATUS_100:
1159 		phydev->speed = SPEED_100;
1160 		break;
1161 
1162 	default:
1163 		phydev->speed = SPEED_10;
1164 		break;
1165 	}
1166 
1167 	if (!fiber) {
1168 		mii_lpa_to_linkmode_lpa_t(phydev->lp_advertising, lpa);
1169 		mii_stat1000_mod_linkmode_lpa_t(phydev->lp_advertising, lpagb);
1170 
1171 		if (phydev->duplex == DUPLEX_FULL) {
1172 			phydev->pause = lpa & LPA_PAUSE_CAP ? 1 : 0;
1173 			phydev->asym_pause = lpa & LPA_PAUSE_ASYM ? 1 : 0;
1174 		}
1175 	} else {
1176 		/* The fiber link is only 1000M capable */
1177 		fiber_lpa_mod_linkmode_lpa_t(phydev->lp_advertising, lpa);
1178 
1179 		if (phydev->duplex == DUPLEX_FULL) {
1180 			if (!(lpa & LPA_PAUSE_FIBER)) {
1181 				phydev->pause = 0;
1182 				phydev->asym_pause = 0;
1183 			} else if ((lpa & LPA_PAUSE_ASYM_FIBER)) {
1184 				phydev->pause = 1;
1185 				phydev->asym_pause = 1;
1186 			} else {
1187 				phydev->pause = 1;
1188 				phydev->asym_pause = 0;
1189 			}
1190 		}
1191 	}
1192 	return 0;
1193 }
1194 
1195 static int marvell_read_status_page_fixed(struct phy_device *phydev)
1196 {
1197 	int bmcr = phy_read(phydev, MII_BMCR);
1198 
1199 	if (bmcr < 0)
1200 		return bmcr;
1201 
1202 	if (bmcr & BMCR_FULLDPLX)
1203 		phydev->duplex = DUPLEX_FULL;
1204 	else
1205 		phydev->duplex = DUPLEX_HALF;
1206 
1207 	if (bmcr & BMCR_SPEED1000)
1208 		phydev->speed = SPEED_1000;
1209 	else if (bmcr & BMCR_SPEED100)
1210 		phydev->speed = SPEED_100;
1211 	else
1212 		phydev->speed = SPEED_10;
1213 
1214 	phydev->pause = 0;
1215 	phydev->asym_pause = 0;
1216 	linkmode_zero(phydev->lp_advertising);
1217 
1218 	return 0;
1219 }
1220 
1221 /* marvell_read_status_page
1222  *
1223  * Description:
1224  *   Check the link, then figure out the current state
1225  *   by comparing what we advertise with what the link partner
1226  *   advertises.  Start by checking the gigabit possibilities,
1227  *   then move on to 10/100.
1228  */
1229 static int marvell_read_status_page(struct phy_device *phydev, int page)
1230 {
1231 	int fiber;
1232 	int err;
1233 
1234 	/* Detect and update the link, but return if there
1235 	 * was an error
1236 	 */
1237 	if (page == MII_MARVELL_FIBER_PAGE)
1238 		fiber = 1;
1239 	else
1240 		fiber = 0;
1241 
1242 	err = marvell_update_link(phydev, fiber);
1243 	if (err)
1244 		return err;
1245 
1246 	if (phydev->autoneg == AUTONEG_ENABLE)
1247 		err = marvell_read_status_page_an(phydev, fiber);
1248 	else
1249 		err = marvell_read_status_page_fixed(phydev);
1250 
1251 	return err;
1252 }
1253 
1254 /* marvell_read_status
1255  *
1256  * Some Marvell's phys have two modes: fiber and copper.
1257  * Both need status checked.
1258  * Description:
1259  *   First, check the fiber link and status.
1260  *   If the fiber link is down, check the copper link and status which
1261  *   will be the default value if both link are down.
1262  */
1263 static int marvell_read_status(struct phy_device *phydev)
1264 {
1265 	int err;
1266 
1267 	/* Check the fiber mode first */
1268 	if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1269 			      phydev->supported) &&
1270 	    phydev->interface != PHY_INTERFACE_MODE_SGMII) {
1271 		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1272 		if (err < 0)
1273 			goto error;
1274 
1275 		err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE);
1276 		if (err < 0)
1277 			goto error;
1278 
1279 		/* If the fiber link is up, it is the selected and
1280 		 * used link. In this case, we need to stay in the
1281 		 * fiber page. Please to be careful about that, avoid
1282 		 * to restore Copper page in other functions which
1283 		 * could break the behaviour for some fiber phy like
1284 		 * 88E1512.
1285 		 */
1286 		if (phydev->link)
1287 			return 0;
1288 
1289 		/* If fiber link is down, check and save copper mode state */
1290 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1291 		if (err < 0)
1292 			goto error;
1293 	}
1294 
1295 	return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE);
1296 
1297 error:
1298 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1299 	return err;
1300 }
1301 
1302 /* marvell_suspend
1303  *
1304  * Some Marvell's phys have two modes: fiber and copper.
1305  * Both need to be suspended
1306  */
1307 static int marvell_suspend(struct phy_device *phydev)
1308 {
1309 	int err;
1310 
1311 	/* Suspend the fiber mode first */
1312 	if (!linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1313 			       phydev->supported)) {
1314 		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1315 		if (err < 0)
1316 			goto error;
1317 
1318 		/* With the page set, use the generic suspend */
1319 		err = genphy_suspend(phydev);
1320 		if (err < 0)
1321 			goto error;
1322 
1323 		/* Then, the copper link */
1324 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1325 		if (err < 0)
1326 			goto error;
1327 	}
1328 
1329 	/* With the page set, use the generic suspend */
1330 	return genphy_suspend(phydev);
1331 
1332 error:
1333 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1334 	return err;
1335 }
1336 
1337 /* marvell_resume
1338  *
1339  * Some Marvell's phys have two modes: fiber and copper.
1340  * Both need to be resumed
1341  */
1342 static int marvell_resume(struct phy_device *phydev)
1343 {
1344 	int err;
1345 
1346 	/* Resume the fiber mode first */
1347 	if (!linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1348 			       phydev->supported)) {
1349 		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1350 		if (err < 0)
1351 			goto error;
1352 
1353 		/* With the page set, use the generic resume */
1354 		err = genphy_resume(phydev);
1355 		if (err < 0)
1356 			goto error;
1357 
1358 		/* Then, the copper link */
1359 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1360 		if (err < 0)
1361 			goto error;
1362 	}
1363 
1364 	/* With the page set, use the generic resume */
1365 	return genphy_resume(phydev);
1366 
1367 error:
1368 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1369 	return err;
1370 }
1371 
1372 static int marvell_aneg_done(struct phy_device *phydev)
1373 {
1374 	int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
1375 
1376 	return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
1377 }
1378 
1379 static int m88e1121_did_interrupt(struct phy_device *phydev)
1380 {
1381 	int imask;
1382 
1383 	imask = phy_read(phydev, MII_M1011_IEVENT);
1384 
1385 	if (imask & MII_M1011_IMASK_INIT)
1386 		return 1;
1387 
1388 	return 0;
1389 }
1390 
1391 static void m88e1318_get_wol(struct phy_device *phydev,
1392 			     struct ethtool_wolinfo *wol)
1393 {
1394 	int oldpage, ret = 0;
1395 
1396 	wol->supported = WAKE_MAGIC;
1397 	wol->wolopts = 0;
1398 
1399 	oldpage = phy_select_page(phydev, MII_MARVELL_WOL_PAGE);
1400 	if (oldpage < 0)
1401 		goto error;
1402 
1403 	ret = __phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL);
1404 	if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
1405 		wol->wolopts |= WAKE_MAGIC;
1406 
1407 error:
1408 	phy_restore_page(phydev, oldpage, ret);
1409 }
1410 
1411 static int m88e1318_set_wol(struct phy_device *phydev,
1412 			    struct ethtool_wolinfo *wol)
1413 {
1414 	int err = 0, oldpage;
1415 
1416 	oldpage = phy_save_page(phydev);
1417 	if (oldpage < 0)
1418 		goto error;
1419 
1420 	if (wol->wolopts & WAKE_MAGIC) {
1421 		/* Explicitly switch to page 0x00, just to be sure */
1422 		err = marvell_write_page(phydev, MII_MARVELL_COPPER_PAGE);
1423 		if (err < 0)
1424 			goto error;
1425 
1426 		/* If WOL event happened once, the LED[2] interrupt pin
1427 		 * will not be cleared unless we reading the interrupt status
1428 		 * register. If interrupts are in use, the normal interrupt
1429 		 * handling will clear the WOL event. Clear the WOL event
1430 		 * before enabling it if !phy_interrupt_is_valid()
1431 		 */
1432 		if (!phy_interrupt_is_valid(phydev))
1433 			__phy_read(phydev, MII_M1011_IEVENT);
1434 
1435 		/* Enable the WOL interrupt */
1436 		err = __phy_modify(phydev, MII_88E1318S_PHY_CSIER, 0,
1437 				   MII_88E1318S_PHY_CSIER_WOL_EIE);
1438 		if (err < 0)
1439 			goto error;
1440 
1441 		err = marvell_write_page(phydev, MII_MARVELL_LED_PAGE);
1442 		if (err < 0)
1443 			goto error;
1444 
1445 		/* Setup LED[2] as interrupt pin (active low) */
1446 		err = __phy_modify(phydev, MII_88E1318S_PHY_LED_TCR,
1447 				   MII_88E1318S_PHY_LED_TCR_FORCE_INT,
1448 				   MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
1449 				   MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
1450 		if (err < 0)
1451 			goto error;
1452 
1453 		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1454 		if (err < 0)
1455 			goto error;
1456 
1457 		/* Store the device address for the magic packet */
1458 		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2,
1459 				((phydev->attached_dev->dev_addr[5] << 8) |
1460 				 phydev->attached_dev->dev_addr[4]));
1461 		if (err < 0)
1462 			goto error;
1463 		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1,
1464 				((phydev->attached_dev->dev_addr[3] << 8) |
1465 				 phydev->attached_dev->dev_addr[2]));
1466 		if (err < 0)
1467 			goto error;
1468 		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0,
1469 				((phydev->attached_dev->dev_addr[1] << 8) |
1470 				 phydev->attached_dev->dev_addr[0]));
1471 		if (err < 0)
1472 			goto error;
1473 
1474 		/* Clear WOL status and enable magic packet matching */
1475 		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0,
1476 				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
1477 				   MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE);
1478 		if (err < 0)
1479 			goto error;
1480 	} else {
1481 		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1482 		if (err < 0)
1483 			goto error;
1484 
1485 		/* Clear WOL status and disable magic packet matching */
1486 		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
1487 				   MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE,
1488 				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
1489 		if (err < 0)
1490 			goto error;
1491 	}
1492 
1493 error:
1494 	return phy_restore_page(phydev, oldpage, err);
1495 }
1496 
1497 static int marvell_get_sset_count(struct phy_device *phydev)
1498 {
1499 	if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1500 			      phydev->supported))
1501 		return ARRAY_SIZE(marvell_hw_stats);
1502 	else
1503 		return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS;
1504 }
1505 
1506 static void marvell_get_strings(struct phy_device *phydev, u8 *data)
1507 {
1508 	int i;
1509 
1510 	for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++) {
1511 		strlcpy(data + i * ETH_GSTRING_LEN,
1512 			marvell_hw_stats[i].string, ETH_GSTRING_LEN);
1513 	}
1514 }
1515 
1516 static u64 marvell_get_stat(struct phy_device *phydev, int i)
1517 {
1518 	struct marvell_hw_stat stat = marvell_hw_stats[i];
1519 	struct marvell_priv *priv = phydev->priv;
1520 	int val;
1521 	u64 ret;
1522 
1523 	val = phy_read_paged(phydev, stat.page, stat.reg);
1524 	if (val < 0) {
1525 		ret = U64_MAX;
1526 	} else {
1527 		val = val & ((1 << stat.bits) - 1);
1528 		priv->stats[i] += val;
1529 		ret = priv->stats[i];
1530 	}
1531 
1532 	return ret;
1533 }
1534 
1535 static void marvell_get_stats(struct phy_device *phydev,
1536 			      struct ethtool_stats *stats, u64 *data)
1537 {
1538 	int i;
1539 
1540 	for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++)
1541 		data[i] = marvell_get_stat(phydev, i);
1542 }
1543 
1544 #ifdef CONFIG_HWMON
1545 static int m88e1121_get_temp(struct phy_device *phydev, long *temp)
1546 {
1547 	int oldpage;
1548 	int ret = 0;
1549 	int val;
1550 
1551 	*temp = 0;
1552 
1553 	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1554 	if (oldpage < 0)
1555 		goto error;
1556 
1557 	/* Enable temperature sensor */
1558 	ret = __phy_read(phydev, MII_88E1121_MISC_TEST);
1559 	if (ret < 0)
1560 		goto error;
1561 
1562 	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
1563 			  ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1564 	if (ret < 0)
1565 		goto error;
1566 
1567 	/* Wait for temperature to stabilize */
1568 	usleep_range(10000, 12000);
1569 
1570 	val = __phy_read(phydev, MII_88E1121_MISC_TEST);
1571 	if (val < 0) {
1572 		ret = val;
1573 		goto error;
1574 	}
1575 
1576 	/* Disable temperature sensor */
1577 	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
1578 			  ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1579 	if (ret < 0)
1580 		goto error;
1581 
1582 	*temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000;
1583 
1584 error:
1585 	return phy_restore_page(phydev, oldpage, ret);
1586 }
1587 
1588 static int m88e1121_hwmon_read(struct device *dev,
1589 			       enum hwmon_sensor_types type,
1590 			       u32 attr, int channel, long *temp)
1591 {
1592 	struct phy_device *phydev = dev_get_drvdata(dev);
1593 	int err;
1594 
1595 	switch (attr) {
1596 	case hwmon_temp_input:
1597 		err = m88e1121_get_temp(phydev, temp);
1598 		break;
1599 	default:
1600 		return -EOPNOTSUPP;
1601 	}
1602 
1603 	return err;
1604 }
1605 
1606 static umode_t m88e1121_hwmon_is_visible(const void *data,
1607 					 enum hwmon_sensor_types type,
1608 					 u32 attr, int channel)
1609 {
1610 	if (type != hwmon_temp)
1611 		return 0;
1612 
1613 	switch (attr) {
1614 	case hwmon_temp_input:
1615 		return 0444;
1616 	default:
1617 		return 0;
1618 	}
1619 }
1620 
1621 static u32 m88e1121_hwmon_chip_config[] = {
1622 	HWMON_C_REGISTER_TZ,
1623 	0
1624 };
1625 
1626 static const struct hwmon_channel_info m88e1121_hwmon_chip = {
1627 	.type = hwmon_chip,
1628 	.config = m88e1121_hwmon_chip_config,
1629 };
1630 
1631 static u32 m88e1121_hwmon_temp_config[] = {
1632 	HWMON_T_INPUT,
1633 	0
1634 };
1635 
1636 static const struct hwmon_channel_info m88e1121_hwmon_temp = {
1637 	.type = hwmon_temp,
1638 	.config = m88e1121_hwmon_temp_config,
1639 };
1640 
1641 static const struct hwmon_channel_info *m88e1121_hwmon_info[] = {
1642 	&m88e1121_hwmon_chip,
1643 	&m88e1121_hwmon_temp,
1644 	NULL
1645 };
1646 
1647 static const struct hwmon_ops m88e1121_hwmon_hwmon_ops = {
1648 	.is_visible = m88e1121_hwmon_is_visible,
1649 	.read = m88e1121_hwmon_read,
1650 };
1651 
1652 static const struct hwmon_chip_info m88e1121_hwmon_chip_info = {
1653 	.ops = &m88e1121_hwmon_hwmon_ops,
1654 	.info = m88e1121_hwmon_info,
1655 };
1656 
1657 static int m88e1510_get_temp(struct phy_device *phydev, long *temp)
1658 {
1659 	int ret;
1660 
1661 	*temp = 0;
1662 
1663 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1664 			     MII_88E1510_TEMP_SENSOR);
1665 	if (ret < 0)
1666 		return ret;
1667 
1668 	*temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000;
1669 
1670 	return 0;
1671 }
1672 
1673 static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp)
1674 {
1675 	int ret;
1676 
1677 	*temp = 0;
1678 
1679 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1680 			     MII_88E1121_MISC_TEST);
1681 	if (ret < 0)
1682 		return ret;
1683 
1684 	*temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >>
1685 		  MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25;
1686 	/* convert to mC */
1687 	*temp *= 1000;
1688 
1689 	return 0;
1690 }
1691 
1692 static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp)
1693 {
1694 	temp = temp / 1000;
1695 	temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f);
1696 
1697 	return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1698 				MII_88E1121_MISC_TEST,
1699 				MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK,
1700 				temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT);
1701 }
1702 
1703 static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm)
1704 {
1705 	int ret;
1706 
1707 	*alarm = false;
1708 
1709 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1710 			     MII_88E1121_MISC_TEST);
1711 	if (ret < 0)
1712 		return ret;
1713 
1714 	*alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ);
1715 
1716 	return 0;
1717 }
1718 
1719 static int m88e1510_hwmon_read(struct device *dev,
1720 			       enum hwmon_sensor_types type,
1721 			       u32 attr, int channel, long *temp)
1722 {
1723 	struct phy_device *phydev = dev_get_drvdata(dev);
1724 	int err;
1725 
1726 	switch (attr) {
1727 	case hwmon_temp_input:
1728 		err = m88e1510_get_temp(phydev, temp);
1729 		break;
1730 	case hwmon_temp_crit:
1731 		err = m88e1510_get_temp_critical(phydev, temp);
1732 		break;
1733 	case hwmon_temp_max_alarm:
1734 		err = m88e1510_get_temp_alarm(phydev, temp);
1735 		break;
1736 	default:
1737 		return -EOPNOTSUPP;
1738 	}
1739 
1740 	return err;
1741 }
1742 
1743 static int m88e1510_hwmon_write(struct device *dev,
1744 				enum hwmon_sensor_types type,
1745 				u32 attr, int channel, long temp)
1746 {
1747 	struct phy_device *phydev = dev_get_drvdata(dev);
1748 	int err;
1749 
1750 	switch (attr) {
1751 	case hwmon_temp_crit:
1752 		err = m88e1510_set_temp_critical(phydev, temp);
1753 		break;
1754 	default:
1755 		return -EOPNOTSUPP;
1756 	}
1757 	return err;
1758 }
1759 
1760 static umode_t m88e1510_hwmon_is_visible(const void *data,
1761 					 enum hwmon_sensor_types type,
1762 					 u32 attr, int channel)
1763 {
1764 	if (type != hwmon_temp)
1765 		return 0;
1766 
1767 	switch (attr) {
1768 	case hwmon_temp_input:
1769 	case hwmon_temp_max_alarm:
1770 		return 0444;
1771 	case hwmon_temp_crit:
1772 		return 0644;
1773 	default:
1774 		return 0;
1775 	}
1776 }
1777 
1778 static u32 m88e1510_hwmon_temp_config[] = {
1779 	HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM,
1780 	0
1781 };
1782 
1783 static const struct hwmon_channel_info m88e1510_hwmon_temp = {
1784 	.type = hwmon_temp,
1785 	.config = m88e1510_hwmon_temp_config,
1786 };
1787 
1788 static const struct hwmon_channel_info *m88e1510_hwmon_info[] = {
1789 	&m88e1121_hwmon_chip,
1790 	&m88e1510_hwmon_temp,
1791 	NULL
1792 };
1793 
1794 static const struct hwmon_ops m88e1510_hwmon_hwmon_ops = {
1795 	.is_visible = m88e1510_hwmon_is_visible,
1796 	.read = m88e1510_hwmon_read,
1797 	.write = m88e1510_hwmon_write,
1798 };
1799 
1800 static const struct hwmon_chip_info m88e1510_hwmon_chip_info = {
1801 	.ops = &m88e1510_hwmon_hwmon_ops,
1802 	.info = m88e1510_hwmon_info,
1803 };
1804 
1805 static int m88e6390_get_temp(struct phy_device *phydev, long *temp)
1806 {
1807 	int sum = 0;
1808 	int oldpage;
1809 	int ret = 0;
1810 	int i;
1811 
1812 	*temp = 0;
1813 
1814 	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1815 	if (oldpage < 0)
1816 		goto error;
1817 
1818 	/* Enable temperature sensor */
1819 	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
1820 	if (ret < 0)
1821 		goto error;
1822 
1823 	ret = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
1824 	ret |= MII_88E6390_MISC_TEST_SAMPLE_ENABLE |
1825 		MII_88E6390_MISC_TEST_SAMPLE_1S;
1826 
1827 	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
1828 	if (ret < 0)
1829 		goto error;
1830 
1831 	/* Wait for temperature to stabilize */
1832 	usleep_range(10000, 12000);
1833 
1834 	/* Reading the temperature sense has an errata. You need to read
1835 	 * a number of times and take an average.
1836 	 */
1837 	for (i = 0; i < MII_88E6390_TEMP_SENSOR_SAMPLES; i++) {
1838 		ret = __phy_read(phydev, MII_88E6390_TEMP_SENSOR);
1839 		if (ret < 0)
1840 			goto error;
1841 		sum += ret & MII_88E6390_TEMP_SENSOR_MASK;
1842 	}
1843 
1844 	sum /= MII_88E6390_TEMP_SENSOR_SAMPLES;
1845 	*temp = (sum  - 75) * 1000;
1846 
1847 	/* Disable temperature sensor */
1848 	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
1849 	if (ret < 0)
1850 		goto error;
1851 
1852 	ret = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
1853 	ret |= MII_88E6390_MISC_TEST_SAMPLE_DISABLE;
1854 
1855 	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
1856 
1857 error:
1858 	phy_restore_page(phydev, oldpage, ret);
1859 
1860 	return ret;
1861 }
1862 
1863 static int m88e6390_hwmon_read(struct device *dev,
1864 			       enum hwmon_sensor_types type,
1865 			       u32 attr, int channel, long *temp)
1866 {
1867 	struct phy_device *phydev = dev_get_drvdata(dev);
1868 	int err;
1869 
1870 	switch (attr) {
1871 	case hwmon_temp_input:
1872 		err = m88e6390_get_temp(phydev, temp);
1873 		break;
1874 	default:
1875 		return -EOPNOTSUPP;
1876 	}
1877 
1878 	return err;
1879 }
1880 
1881 static umode_t m88e6390_hwmon_is_visible(const void *data,
1882 					 enum hwmon_sensor_types type,
1883 					 u32 attr, int channel)
1884 {
1885 	if (type != hwmon_temp)
1886 		return 0;
1887 
1888 	switch (attr) {
1889 	case hwmon_temp_input:
1890 		return 0444;
1891 	default:
1892 		return 0;
1893 	}
1894 }
1895 
1896 static u32 m88e6390_hwmon_temp_config[] = {
1897 	HWMON_T_INPUT,
1898 	0
1899 };
1900 
1901 static const struct hwmon_channel_info m88e6390_hwmon_temp = {
1902 	.type = hwmon_temp,
1903 	.config = m88e6390_hwmon_temp_config,
1904 };
1905 
1906 static const struct hwmon_channel_info *m88e6390_hwmon_info[] = {
1907 	&m88e1121_hwmon_chip,
1908 	&m88e6390_hwmon_temp,
1909 	NULL
1910 };
1911 
1912 static const struct hwmon_ops m88e6390_hwmon_hwmon_ops = {
1913 	.is_visible = m88e6390_hwmon_is_visible,
1914 	.read = m88e6390_hwmon_read,
1915 };
1916 
1917 static const struct hwmon_chip_info m88e6390_hwmon_chip_info = {
1918 	.ops = &m88e6390_hwmon_hwmon_ops,
1919 	.info = m88e6390_hwmon_info,
1920 };
1921 
1922 static int marvell_hwmon_name(struct phy_device *phydev)
1923 {
1924 	struct marvell_priv *priv = phydev->priv;
1925 	struct device *dev = &phydev->mdio.dev;
1926 	const char *devname = dev_name(dev);
1927 	size_t len = strlen(devname);
1928 	int i, j;
1929 
1930 	priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL);
1931 	if (!priv->hwmon_name)
1932 		return -ENOMEM;
1933 
1934 	for (i = j = 0; i < len && devname[i]; i++) {
1935 		if (isalnum(devname[i]))
1936 			priv->hwmon_name[j++] = devname[i];
1937 	}
1938 
1939 	return 0;
1940 }
1941 
1942 static int marvell_hwmon_probe(struct phy_device *phydev,
1943 			       const struct hwmon_chip_info *chip)
1944 {
1945 	struct marvell_priv *priv = phydev->priv;
1946 	struct device *dev = &phydev->mdio.dev;
1947 	int err;
1948 
1949 	err = marvell_hwmon_name(phydev);
1950 	if (err)
1951 		return err;
1952 
1953 	priv->hwmon_dev = devm_hwmon_device_register_with_info(
1954 		dev, priv->hwmon_name, phydev, chip, NULL);
1955 
1956 	return PTR_ERR_OR_ZERO(priv->hwmon_dev);
1957 }
1958 
1959 static int m88e1121_hwmon_probe(struct phy_device *phydev)
1960 {
1961 	return marvell_hwmon_probe(phydev, &m88e1121_hwmon_chip_info);
1962 }
1963 
1964 static int m88e1510_hwmon_probe(struct phy_device *phydev)
1965 {
1966 	return marvell_hwmon_probe(phydev, &m88e1510_hwmon_chip_info);
1967 }
1968 
1969 static int m88e6390_hwmon_probe(struct phy_device *phydev)
1970 {
1971 	return marvell_hwmon_probe(phydev, &m88e6390_hwmon_chip_info);
1972 }
1973 #else
1974 static int m88e1121_hwmon_probe(struct phy_device *phydev)
1975 {
1976 	return 0;
1977 }
1978 
1979 static int m88e1510_hwmon_probe(struct phy_device *phydev)
1980 {
1981 	return 0;
1982 }
1983 
1984 static int m88e6390_hwmon_probe(struct phy_device *phydev)
1985 {
1986 	return 0;
1987 }
1988 #endif
1989 
1990 static int marvell_probe(struct phy_device *phydev)
1991 {
1992 	struct marvell_priv *priv;
1993 
1994 	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
1995 	if (!priv)
1996 		return -ENOMEM;
1997 
1998 	phydev->priv = priv;
1999 
2000 	return 0;
2001 }
2002 
2003 static int m88e1121_probe(struct phy_device *phydev)
2004 {
2005 	int err;
2006 
2007 	err = marvell_probe(phydev);
2008 	if (err)
2009 		return err;
2010 
2011 	return m88e1121_hwmon_probe(phydev);
2012 }
2013 
2014 static int m88e1510_probe(struct phy_device *phydev)
2015 {
2016 	int err;
2017 
2018 	err = marvell_probe(phydev);
2019 	if (err)
2020 		return err;
2021 
2022 	return m88e1510_hwmon_probe(phydev);
2023 }
2024 
2025 static int m88e6390_probe(struct phy_device *phydev)
2026 {
2027 	int err;
2028 
2029 	err = marvell_probe(phydev);
2030 	if (err)
2031 		return err;
2032 
2033 	return m88e6390_hwmon_probe(phydev);
2034 }
2035 
2036 static struct phy_driver marvell_drivers[] = {
2037 	{
2038 		.phy_id = MARVELL_PHY_ID_88E1101,
2039 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2040 		.name = "Marvell 88E1101",
2041 		.features = PHY_GBIT_FEATURES,
2042 		.probe = marvell_probe,
2043 		.config_init = &marvell_config_init,
2044 		.config_aneg = &m88e1101_config_aneg,
2045 		.ack_interrupt = &marvell_ack_interrupt,
2046 		.config_intr = &marvell_config_intr,
2047 		.resume = &genphy_resume,
2048 		.suspend = &genphy_suspend,
2049 		.read_page = marvell_read_page,
2050 		.write_page = marvell_write_page,
2051 		.get_sset_count = marvell_get_sset_count,
2052 		.get_strings = marvell_get_strings,
2053 		.get_stats = marvell_get_stats,
2054 	},
2055 	{
2056 		.phy_id = MARVELL_PHY_ID_88E1112,
2057 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2058 		.name = "Marvell 88E1112",
2059 		.features = PHY_GBIT_FEATURES,
2060 		.probe = marvell_probe,
2061 		.config_init = &m88e1111_config_init,
2062 		.config_aneg = &marvell_config_aneg,
2063 		.ack_interrupt = &marvell_ack_interrupt,
2064 		.config_intr = &marvell_config_intr,
2065 		.resume = &genphy_resume,
2066 		.suspend = &genphy_suspend,
2067 		.read_page = marvell_read_page,
2068 		.write_page = marvell_write_page,
2069 		.get_sset_count = marvell_get_sset_count,
2070 		.get_strings = marvell_get_strings,
2071 		.get_stats = marvell_get_stats,
2072 	},
2073 	{
2074 		.phy_id = MARVELL_PHY_ID_88E1111,
2075 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2076 		.name = "Marvell 88E1111",
2077 		.features = PHY_GBIT_FEATURES,
2078 		.probe = marvell_probe,
2079 		.config_init = &m88e1111_config_init,
2080 		.config_aneg = &marvell_config_aneg,
2081 		.read_status = &marvell_read_status,
2082 		.ack_interrupt = &marvell_ack_interrupt,
2083 		.config_intr = &marvell_config_intr,
2084 		.resume = &genphy_resume,
2085 		.suspend = &genphy_suspend,
2086 		.read_page = marvell_read_page,
2087 		.write_page = marvell_write_page,
2088 		.get_sset_count = marvell_get_sset_count,
2089 		.get_strings = marvell_get_strings,
2090 		.get_stats = marvell_get_stats,
2091 	},
2092 	{
2093 		.phy_id = MARVELL_PHY_ID_88E1118,
2094 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2095 		.name = "Marvell 88E1118",
2096 		.features = PHY_GBIT_FEATURES,
2097 		.probe = marvell_probe,
2098 		.config_init = &m88e1118_config_init,
2099 		.config_aneg = &m88e1118_config_aneg,
2100 		.ack_interrupt = &marvell_ack_interrupt,
2101 		.config_intr = &marvell_config_intr,
2102 		.resume = &genphy_resume,
2103 		.suspend = &genphy_suspend,
2104 		.read_page = marvell_read_page,
2105 		.write_page = marvell_write_page,
2106 		.get_sset_count = marvell_get_sset_count,
2107 		.get_strings = marvell_get_strings,
2108 		.get_stats = marvell_get_stats,
2109 	},
2110 	{
2111 		.phy_id = MARVELL_PHY_ID_88E1121R,
2112 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2113 		.name = "Marvell 88E1121R",
2114 		.features = PHY_GBIT_FEATURES,
2115 		.probe = &m88e1121_probe,
2116 		.config_init = &marvell_config_init,
2117 		.config_aneg = &m88e1121_config_aneg,
2118 		.read_status = &marvell_read_status,
2119 		.ack_interrupt = &marvell_ack_interrupt,
2120 		.config_intr = &marvell_config_intr,
2121 		.did_interrupt = &m88e1121_did_interrupt,
2122 		.resume = &genphy_resume,
2123 		.suspend = &genphy_suspend,
2124 		.read_page = marvell_read_page,
2125 		.write_page = marvell_write_page,
2126 		.get_sset_count = marvell_get_sset_count,
2127 		.get_strings = marvell_get_strings,
2128 		.get_stats = marvell_get_stats,
2129 	},
2130 	{
2131 		.phy_id = MARVELL_PHY_ID_88E1318S,
2132 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2133 		.name = "Marvell 88E1318S",
2134 		.features = PHY_GBIT_FEATURES,
2135 		.probe = marvell_probe,
2136 		.config_init = &m88e1318_config_init,
2137 		.config_aneg = &m88e1318_config_aneg,
2138 		.read_status = &marvell_read_status,
2139 		.ack_interrupt = &marvell_ack_interrupt,
2140 		.config_intr = &marvell_config_intr,
2141 		.did_interrupt = &m88e1121_did_interrupt,
2142 		.get_wol = &m88e1318_get_wol,
2143 		.set_wol = &m88e1318_set_wol,
2144 		.resume = &genphy_resume,
2145 		.suspend = &genphy_suspend,
2146 		.read_page = marvell_read_page,
2147 		.write_page = marvell_write_page,
2148 		.get_sset_count = marvell_get_sset_count,
2149 		.get_strings = marvell_get_strings,
2150 		.get_stats = marvell_get_stats,
2151 	},
2152 	{
2153 		.phy_id = MARVELL_PHY_ID_88E1145,
2154 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2155 		.name = "Marvell 88E1145",
2156 		.features = PHY_GBIT_FEATURES,
2157 		.probe = marvell_probe,
2158 		.config_init = &m88e1145_config_init,
2159 		.config_aneg = &m88e1101_config_aneg,
2160 		.read_status = &genphy_read_status,
2161 		.ack_interrupt = &marvell_ack_interrupt,
2162 		.config_intr = &marvell_config_intr,
2163 		.resume = &genphy_resume,
2164 		.suspend = &genphy_suspend,
2165 		.read_page = marvell_read_page,
2166 		.write_page = marvell_write_page,
2167 		.get_sset_count = marvell_get_sset_count,
2168 		.get_strings = marvell_get_strings,
2169 		.get_stats = marvell_get_stats,
2170 	},
2171 	{
2172 		.phy_id = MARVELL_PHY_ID_88E1149R,
2173 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2174 		.name = "Marvell 88E1149R",
2175 		.features = PHY_GBIT_FEATURES,
2176 		.probe = marvell_probe,
2177 		.config_init = &m88e1149_config_init,
2178 		.config_aneg = &m88e1118_config_aneg,
2179 		.ack_interrupt = &marvell_ack_interrupt,
2180 		.config_intr = &marvell_config_intr,
2181 		.resume = &genphy_resume,
2182 		.suspend = &genphy_suspend,
2183 		.read_page = marvell_read_page,
2184 		.write_page = marvell_write_page,
2185 		.get_sset_count = marvell_get_sset_count,
2186 		.get_strings = marvell_get_strings,
2187 		.get_stats = marvell_get_stats,
2188 	},
2189 	{
2190 		.phy_id = MARVELL_PHY_ID_88E1240,
2191 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2192 		.name = "Marvell 88E1240",
2193 		.features = PHY_GBIT_FEATURES,
2194 		.probe = marvell_probe,
2195 		.config_init = &m88e1111_config_init,
2196 		.config_aneg = &marvell_config_aneg,
2197 		.ack_interrupt = &marvell_ack_interrupt,
2198 		.config_intr = &marvell_config_intr,
2199 		.resume = &genphy_resume,
2200 		.suspend = &genphy_suspend,
2201 		.read_page = marvell_read_page,
2202 		.write_page = marvell_write_page,
2203 		.get_sset_count = marvell_get_sset_count,
2204 		.get_strings = marvell_get_strings,
2205 		.get_stats = marvell_get_stats,
2206 	},
2207 	{
2208 		.phy_id = MARVELL_PHY_ID_88E1116R,
2209 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2210 		.name = "Marvell 88E1116R",
2211 		.features = PHY_GBIT_FEATURES,
2212 		.probe = marvell_probe,
2213 		.config_init = &m88e1116r_config_init,
2214 		.ack_interrupt = &marvell_ack_interrupt,
2215 		.config_intr = &marvell_config_intr,
2216 		.resume = &genphy_resume,
2217 		.suspend = &genphy_suspend,
2218 		.read_page = marvell_read_page,
2219 		.write_page = marvell_write_page,
2220 		.get_sset_count = marvell_get_sset_count,
2221 		.get_strings = marvell_get_strings,
2222 		.get_stats = marvell_get_stats,
2223 	},
2224 	{
2225 		.phy_id = MARVELL_PHY_ID_88E1510,
2226 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2227 		.name = "Marvell 88E1510",
2228 		.features = PHY_GBIT_FIBRE_FEATURES,
2229 		.probe = &m88e1510_probe,
2230 		.config_init = &m88e1510_config_init,
2231 		.config_aneg = &m88e1510_config_aneg,
2232 		.read_status = &marvell_read_status,
2233 		.ack_interrupt = &marvell_ack_interrupt,
2234 		.config_intr = &marvell_config_intr,
2235 		.did_interrupt = &m88e1121_did_interrupt,
2236 		.get_wol = &m88e1318_get_wol,
2237 		.set_wol = &m88e1318_set_wol,
2238 		.resume = &marvell_resume,
2239 		.suspend = &marvell_suspend,
2240 		.read_page = marvell_read_page,
2241 		.write_page = marvell_write_page,
2242 		.get_sset_count = marvell_get_sset_count,
2243 		.get_strings = marvell_get_strings,
2244 		.get_stats = marvell_get_stats,
2245 		.set_loopback = genphy_loopback,
2246 	},
2247 	{
2248 		.phy_id = MARVELL_PHY_ID_88E1540,
2249 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2250 		.name = "Marvell 88E1540",
2251 		.features = PHY_GBIT_FEATURES,
2252 		.probe = m88e1510_probe,
2253 		.config_init = &marvell_config_init,
2254 		.config_aneg = &m88e1510_config_aneg,
2255 		.read_status = &marvell_read_status,
2256 		.ack_interrupt = &marvell_ack_interrupt,
2257 		.config_intr = &marvell_config_intr,
2258 		.did_interrupt = &m88e1121_did_interrupt,
2259 		.resume = &genphy_resume,
2260 		.suspend = &genphy_suspend,
2261 		.read_page = marvell_read_page,
2262 		.write_page = marvell_write_page,
2263 		.get_sset_count = marvell_get_sset_count,
2264 		.get_strings = marvell_get_strings,
2265 		.get_stats = marvell_get_stats,
2266 	},
2267 	{
2268 		.phy_id = MARVELL_PHY_ID_88E1545,
2269 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2270 		.name = "Marvell 88E1545",
2271 		.probe = m88e1510_probe,
2272 		.features = PHY_GBIT_FEATURES,
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 		.probe = marvell_probe,
2293 		.config_init = &m88e3016_config_init,
2294 		.aneg_done = &marvell_aneg_done,
2295 		.read_status = &marvell_read_status,
2296 		.ack_interrupt = &marvell_ack_interrupt,
2297 		.config_intr = &marvell_config_intr,
2298 		.did_interrupt = &m88e1121_did_interrupt,
2299 		.resume = &genphy_resume,
2300 		.suspend = &genphy_suspend,
2301 		.read_page = marvell_read_page,
2302 		.write_page = marvell_write_page,
2303 		.get_sset_count = marvell_get_sset_count,
2304 		.get_strings = marvell_get_strings,
2305 		.get_stats = marvell_get_stats,
2306 	},
2307 	{
2308 		.phy_id = MARVELL_PHY_ID_88E6390,
2309 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2310 		.name = "Marvell 88E6390",
2311 		.features = PHY_GBIT_FEATURES,
2312 		.probe = m88e6390_probe,
2313 		.config_init = &marvell_config_init,
2314 		.config_aneg = &m88e6390_config_aneg,
2315 		.read_status = &marvell_read_status,
2316 		.ack_interrupt = &marvell_ack_interrupt,
2317 		.config_intr = &marvell_config_intr,
2318 		.did_interrupt = &m88e1121_did_interrupt,
2319 		.resume = &genphy_resume,
2320 		.suspend = &genphy_suspend,
2321 		.read_page = marvell_read_page,
2322 		.write_page = marvell_write_page,
2323 		.get_sset_count = marvell_get_sset_count,
2324 		.get_strings = marvell_get_strings,
2325 		.get_stats = marvell_get_stats,
2326 	},
2327 };
2328 
2329 module_phy_driver(marvell_drivers);
2330 
2331 static struct mdio_device_id __maybe_unused marvell_tbl[] = {
2332 	{ MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
2333 	{ MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK },
2334 	{ MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK },
2335 	{ MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK },
2336 	{ MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK },
2337 	{ MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK },
2338 	{ MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK },
2339 	{ MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK },
2340 	{ MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK },
2341 	{ MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
2342 	{ MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
2343 	{ MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK },
2344 	{ MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK },
2345 	{ MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
2346 	{ MARVELL_PHY_ID_88E6390, MARVELL_PHY_ID_MASK },
2347 	{ }
2348 };
2349 
2350 MODULE_DEVICE_TABLE(mdio, marvell_tbl);
2351