xref: /openbmc/linux/drivers/net/phy/marvell.c (revision c000c4f1)
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_88E1121_PHY_LED_CTRL	16
134 #define MII_88E1121_PHY_LED_DEF		0x0030
135 
136 #define MII_M1011_PHY_STATUS		0x11
137 #define MII_M1011_PHY_STATUS_1000	0x8000
138 #define MII_M1011_PHY_STATUS_100	0x4000
139 #define MII_M1011_PHY_STATUS_SPD_MASK	0xc000
140 #define MII_M1011_PHY_STATUS_FULLDUPLEX	0x2000
141 #define MII_M1011_PHY_STATUS_RESOLVED	0x0800
142 #define MII_M1011_PHY_STATUS_LINK	0x0400
143 
144 #define MII_88E3016_PHY_SPEC_CTRL	0x10
145 #define MII_88E3016_DISABLE_SCRAMBLER	0x0200
146 #define MII_88E3016_AUTO_MDIX_CROSSOVER	0x0030
147 
148 #define MII_88E1510_GEN_CTRL_REG_1		0x14
149 #define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK	0x7
150 #define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII	0x1	/* SGMII to copper */
151 #define MII_88E1510_GEN_CTRL_REG_1_RESET	0x8000	/* Soft reset */
152 
153 #define LPA_FIBER_1000HALF	0x40
154 #define LPA_FIBER_1000FULL	0x20
155 
156 #define LPA_PAUSE_FIBER		0x180
157 #define LPA_PAUSE_ASYM_FIBER	0x100
158 
159 #define ADVERTISE_FIBER_1000HALF	0x40
160 #define ADVERTISE_FIBER_1000FULL	0x20
161 
162 #define ADVERTISE_PAUSE_FIBER		0x180
163 #define ADVERTISE_PAUSE_ASYM_FIBER	0x100
164 
165 #define REGISTER_LINK_STATUS	0x400
166 #define NB_FIBER_STATS	1
167 
168 MODULE_DESCRIPTION("Marvell PHY driver");
169 MODULE_AUTHOR("Andy Fleming");
170 MODULE_LICENSE("GPL");
171 
172 struct marvell_hw_stat {
173 	const char *string;
174 	u8 page;
175 	u8 reg;
176 	u8 bits;
177 };
178 
179 static struct marvell_hw_stat marvell_hw_stats[] = {
180 	{ "phy_receive_errors_copper", 0, 21, 16},
181 	{ "phy_idle_errors", 0, 10, 8 },
182 	{ "phy_receive_errors_fiber", 1, 21, 16},
183 };
184 
185 struct marvell_priv {
186 	u64 stats[ARRAY_SIZE(marvell_hw_stats)];
187 	char *hwmon_name;
188 	struct device *hwmon_dev;
189 };
190 
191 static int marvell_read_page(struct phy_device *phydev)
192 {
193 	return __phy_read(phydev, MII_MARVELL_PHY_PAGE);
194 }
195 
196 static int marvell_write_page(struct phy_device *phydev, int page)
197 {
198 	return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
199 }
200 
201 static int marvell_set_page(struct phy_device *phydev, int page)
202 {
203 	return phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
204 }
205 
206 static int marvell_ack_interrupt(struct phy_device *phydev)
207 {
208 	int err;
209 
210 	/* Clear the interrupts by reading the reg */
211 	err = phy_read(phydev, MII_M1011_IEVENT);
212 
213 	if (err < 0)
214 		return err;
215 
216 	return 0;
217 }
218 
219 static int marvell_config_intr(struct phy_device *phydev)
220 {
221 	int err;
222 
223 	if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
224 		err = phy_write(phydev, MII_M1011_IMASK,
225 				MII_M1011_IMASK_INIT);
226 	else
227 		err = phy_write(phydev, MII_M1011_IMASK,
228 				MII_M1011_IMASK_CLEAR);
229 
230 	return err;
231 }
232 
233 static int marvell_set_polarity(struct phy_device *phydev, int polarity)
234 {
235 	int reg;
236 	int err;
237 	int val;
238 
239 	/* get the current settings */
240 	reg = phy_read(phydev, MII_M1011_PHY_SCR);
241 	if (reg < 0)
242 		return reg;
243 
244 	val = reg;
245 	val &= ~MII_M1011_PHY_SCR_AUTO_CROSS;
246 	switch (polarity) {
247 	case ETH_TP_MDI:
248 		val |= MII_M1011_PHY_SCR_MDI;
249 		break;
250 	case ETH_TP_MDI_X:
251 		val |= MII_M1011_PHY_SCR_MDI_X;
252 		break;
253 	case ETH_TP_MDI_AUTO:
254 	case ETH_TP_MDI_INVALID:
255 	default:
256 		val |= MII_M1011_PHY_SCR_AUTO_CROSS;
257 		break;
258 	}
259 
260 	if (val != reg) {
261 		/* Set the new polarity value in the register */
262 		err = phy_write(phydev, MII_M1011_PHY_SCR, val);
263 		if (err)
264 			return err;
265 	}
266 
267 	return 0;
268 }
269 
270 static int marvell_set_downshift(struct phy_device *phydev, bool enable,
271 				 u8 retries)
272 {
273 	int reg;
274 
275 	reg = phy_read(phydev, MII_M1011_PHY_SCR);
276 	if (reg < 0)
277 		return reg;
278 
279 	reg &= MII_M1011_PHY_SRC_DOWNSHIFT_MASK;
280 	reg |= ((retries - 1) << MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT);
281 	if (enable)
282 		reg |= MII_M1011_PHY_SCR_DOWNSHIFT_EN;
283 
284 	return phy_write(phydev, MII_M1011_PHY_SCR, reg);
285 }
286 
287 static int marvell_config_aneg(struct phy_device *phydev)
288 {
289 	int err;
290 
291 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
292 	if (err < 0)
293 		return err;
294 
295 	err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
296 			MII_M1111_PHY_LED_DIRECT);
297 	if (err < 0)
298 		return err;
299 
300 	err = genphy_config_aneg(phydev);
301 	if (err < 0)
302 		return err;
303 
304 	if (phydev->autoneg != AUTONEG_ENABLE) {
305 		/* A write to speed/duplex bits (that is performed by
306 		 * genphy_config_aneg() call above) must be followed by
307 		 * a software reset. Otherwise, the write has no effect.
308 		 */
309 		err = genphy_soft_reset(phydev);
310 		if (err < 0)
311 			return err;
312 	}
313 
314 	return 0;
315 }
316 
317 static int m88e1101_config_aneg(struct phy_device *phydev)
318 {
319 	int err;
320 
321 	/* This Marvell PHY has an errata which requires
322 	 * that certain registers get written in order
323 	 * to restart autonegotiation
324 	 */
325 	err = genphy_soft_reset(phydev);
326 	if (err < 0)
327 		return err;
328 
329 	err = phy_write(phydev, 0x1d, 0x1f);
330 	if (err < 0)
331 		return err;
332 
333 	err = phy_write(phydev, 0x1e, 0x200c);
334 	if (err < 0)
335 		return err;
336 
337 	err = phy_write(phydev, 0x1d, 0x5);
338 	if (err < 0)
339 		return err;
340 
341 	err = phy_write(phydev, 0x1e, 0);
342 	if (err < 0)
343 		return err;
344 
345 	err = phy_write(phydev, 0x1e, 0x100);
346 	if (err < 0)
347 		return err;
348 
349 	return marvell_config_aneg(phydev);
350 }
351 
352 static int m88e1111_config_aneg(struct phy_device *phydev)
353 {
354 	int err;
355 
356 	/* The Marvell PHY has an errata which requires
357 	 * that certain registers get written in order
358 	 * to restart autonegotiation
359 	 */
360 	err = genphy_soft_reset(phydev);
361 
362 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
363 	if (err < 0)
364 		return err;
365 
366 	err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
367 			MII_M1111_PHY_LED_DIRECT);
368 	if (err < 0)
369 		return err;
370 
371 	err = genphy_config_aneg(phydev);
372 	if (err < 0)
373 		return err;
374 
375 	if (phydev->autoneg != AUTONEG_ENABLE) {
376 		/* A write to speed/duplex bits (that is performed by
377 		 * genphy_config_aneg() call above) must be followed by
378 		 * a software reset. Otherwise, the write has no effect.
379 		 */
380 		err = genphy_soft_reset(phydev);
381 		if (err < 0)
382 			return err;
383 	}
384 
385 	return 0;
386 }
387 
388 #ifdef CONFIG_OF_MDIO
389 /* Set and/or override some configuration registers based on the
390  * marvell,reg-init property stored in the of_node for the phydev.
391  *
392  * marvell,reg-init = <reg-page reg mask value>,...;
393  *
394  * There may be one or more sets of <reg-page reg mask value>:
395  *
396  * reg-page: which register bank to use.
397  * reg: the register.
398  * mask: if non-zero, ANDed with existing register value.
399  * value: ORed with the masked value and written to the regiser.
400  *
401  */
402 static int marvell_of_reg_init(struct phy_device *phydev)
403 {
404 	const __be32 *paddr;
405 	int len, i, saved_page, current_page, ret = 0;
406 
407 	if (!phydev->mdio.dev.of_node)
408 		return 0;
409 
410 	paddr = of_get_property(phydev->mdio.dev.of_node,
411 				"marvell,reg-init", &len);
412 	if (!paddr || len < (4 * sizeof(*paddr)))
413 		return 0;
414 
415 	saved_page = phy_save_page(phydev);
416 	if (saved_page < 0)
417 		goto err;
418 	current_page = saved_page;
419 
420 	len /= sizeof(*paddr);
421 	for (i = 0; i < len - 3; i += 4) {
422 		u16 page = be32_to_cpup(paddr + i);
423 		u16 reg = be32_to_cpup(paddr + i + 1);
424 		u16 mask = be32_to_cpup(paddr + i + 2);
425 		u16 val_bits = be32_to_cpup(paddr + i + 3);
426 		int val;
427 
428 		if (page != current_page) {
429 			current_page = page;
430 			ret = marvell_write_page(phydev, page);
431 			if (ret < 0)
432 				goto err;
433 		}
434 
435 		val = 0;
436 		if (mask) {
437 			val = __phy_read(phydev, reg);
438 			if (val < 0) {
439 				ret = val;
440 				goto err;
441 			}
442 			val &= mask;
443 		}
444 		val |= val_bits;
445 
446 		ret = __phy_write(phydev, reg, val);
447 		if (ret < 0)
448 			goto err;
449 	}
450 err:
451 	return phy_restore_page(phydev, saved_page, ret);
452 }
453 #else
454 static int marvell_of_reg_init(struct phy_device *phydev)
455 {
456 	return 0;
457 }
458 #endif /* CONFIG_OF_MDIO */
459 
460 static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev)
461 {
462 	int mscr;
463 
464 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
465 		mscr = MII_88E1121_PHY_MSCR_RX_DELAY |
466 		       MII_88E1121_PHY_MSCR_TX_DELAY;
467 	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
468 		mscr = MII_88E1121_PHY_MSCR_RX_DELAY;
469 	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
470 		mscr = MII_88E1121_PHY_MSCR_TX_DELAY;
471 	else
472 		mscr = 0;
473 
474 	return phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
475 				MII_88E1121_PHY_MSCR_REG,
476 				MII_88E1121_PHY_MSCR_DELAY_MASK, mscr);
477 }
478 
479 static int m88e1121_config_aneg(struct phy_device *phydev)
480 {
481 	int err = 0;
482 
483 	if (phy_interface_is_rgmii(phydev)) {
484 		err = m88e1121_config_aneg_rgmii_delays(phydev);
485 		if (err < 0)
486 			return err;
487 	}
488 
489 	err = genphy_soft_reset(phydev);
490 	if (err < 0)
491 		return err;
492 
493 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
494 	if (err < 0)
495 		return err;
496 
497 	return genphy_config_aneg(phydev);
498 }
499 
500 static int m88e1318_config_aneg(struct phy_device *phydev)
501 {
502 	int err;
503 
504 	err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
505 			       MII_88E1318S_PHY_MSCR1_REG,
506 			       0, MII_88E1318S_PHY_MSCR1_PAD_ODD);
507 	if (err < 0)
508 		return err;
509 
510 	return m88e1121_config_aneg(phydev);
511 }
512 
513 /**
514  * ethtool_adv_to_fiber_adv_t
515  * @ethadv: the ethtool advertisement settings
516  *
517  * A small helper function that translates ethtool advertisement
518  * settings to phy autonegotiation advertisements for the
519  * MII_ADV register for fiber link.
520  */
521 static inline u32 ethtool_adv_to_fiber_adv_t(u32 ethadv)
522 {
523 	u32 result = 0;
524 
525 	if (ethadv & ADVERTISED_1000baseT_Half)
526 		result |= ADVERTISE_FIBER_1000HALF;
527 	if (ethadv & ADVERTISED_1000baseT_Full)
528 		result |= ADVERTISE_FIBER_1000FULL;
529 
530 	if ((ethadv & ADVERTISE_PAUSE_ASYM) && (ethadv & ADVERTISE_PAUSE_CAP))
531 		result |= LPA_PAUSE_ASYM_FIBER;
532 	else if (ethadv & ADVERTISE_PAUSE_CAP)
533 		result |= (ADVERTISE_PAUSE_FIBER
534 			   & (~ADVERTISE_PAUSE_ASYM_FIBER));
535 
536 	return result;
537 }
538 
539 /**
540  * marvell_config_aneg_fiber - restart auto-negotiation or write BMCR
541  * @phydev: target phy_device struct
542  *
543  * Description: If auto-negotiation is enabled, we configure the
544  *   advertising, and then restart auto-negotiation.  If it is not
545  *   enabled, then we write the BMCR. Adapted for fiber link in
546  *   some Marvell's devices.
547  */
548 static int marvell_config_aneg_fiber(struct phy_device *phydev)
549 {
550 	int changed = 0;
551 	int err;
552 	int adv, oldadv;
553 	u32 advertise;
554 
555 	if (phydev->autoneg != AUTONEG_ENABLE)
556 		return genphy_setup_forced(phydev);
557 
558 	/* Only allow advertising what this PHY supports */
559 	phydev->advertising &= phydev->supported;
560 	advertise = phydev->advertising;
561 
562 	/* Setup fiber advertisement */
563 	adv = phy_read(phydev, MII_ADVERTISE);
564 	if (adv < 0)
565 		return adv;
566 
567 	oldadv = adv;
568 	adv &= ~(ADVERTISE_FIBER_1000HALF | ADVERTISE_FIBER_1000FULL
569 		| LPA_PAUSE_FIBER);
570 	adv |= ethtool_adv_to_fiber_adv_t(advertise);
571 
572 	if (adv != oldadv) {
573 		err = phy_write(phydev, MII_ADVERTISE, adv);
574 		if (err < 0)
575 			return err;
576 
577 		changed = 1;
578 	}
579 
580 	if (changed == 0) {
581 		/* Advertisement hasn't changed, but maybe aneg was never on to
582 		 * begin with?	Or maybe phy was isolated?
583 		 */
584 		int ctl = phy_read(phydev, MII_BMCR);
585 
586 		if (ctl < 0)
587 			return ctl;
588 
589 		if (!(ctl & BMCR_ANENABLE) || (ctl & BMCR_ISOLATE))
590 			changed = 1; /* do restart aneg */
591 	}
592 
593 	/* Only restart aneg if we are advertising something different
594 	 * than we were before.
595 	 */
596 	if (changed > 0)
597 		changed = genphy_restart_aneg(phydev);
598 
599 	return changed;
600 }
601 
602 static int m88e1510_config_aneg(struct phy_device *phydev)
603 {
604 	int err;
605 
606 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
607 	if (err < 0)
608 		goto error;
609 
610 	/* Configure the copper link first */
611 	err = m88e1318_config_aneg(phydev);
612 	if (err < 0)
613 		goto error;
614 
615 	/* Do not touch the fiber page if we're in copper->sgmii mode */
616 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
617 		return 0;
618 
619 	/* Then the fiber link */
620 	err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
621 	if (err < 0)
622 		goto error;
623 
624 	err = marvell_config_aneg_fiber(phydev);
625 	if (err < 0)
626 		goto error;
627 
628 	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
629 
630 error:
631 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
632 	return err;
633 }
634 
635 static int marvell_config_init(struct phy_device *phydev)
636 {
637 	/* Set registers from marvell,reg-init DT property */
638 	return marvell_of_reg_init(phydev);
639 }
640 
641 static int m88e1116r_config_init(struct phy_device *phydev)
642 {
643 	int err;
644 
645 	err = genphy_soft_reset(phydev);
646 	if (err < 0)
647 		return err;
648 
649 	mdelay(500);
650 
651 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
652 	if (err < 0)
653 		return err;
654 
655 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
656 	if (err < 0)
657 		return err;
658 
659 	err = marvell_set_downshift(phydev, true, 8);
660 	if (err < 0)
661 		return err;
662 
663 	if (phy_interface_is_rgmii(phydev)) {
664 		err = m88e1121_config_aneg_rgmii_delays(phydev);
665 		if (err < 0)
666 			return err;
667 	}
668 
669 	err = genphy_soft_reset(phydev);
670 	if (err < 0)
671 		return err;
672 
673 	return marvell_config_init(phydev);
674 }
675 
676 static int m88e3016_config_init(struct phy_device *phydev)
677 {
678 	int ret;
679 
680 	/* Enable Scrambler and Auto-Crossover */
681 	ret = phy_modify(phydev, MII_88E3016_PHY_SPEC_CTRL,
682 			 MII_88E3016_DISABLE_SCRAMBLER,
683 			 MII_88E3016_AUTO_MDIX_CROSSOVER);
684 	if (ret < 0)
685 		return ret;
686 
687 	return marvell_config_init(phydev);
688 }
689 
690 static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev,
691 					   u16 mode,
692 					   int fibre_copper_auto)
693 {
694 	if (fibre_copper_auto)
695 		mode |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
696 
697 	return phy_modify(phydev, MII_M1111_PHY_EXT_SR,
698 			  MII_M1111_HWCFG_MODE_MASK |
699 			  MII_M1111_HWCFG_FIBER_COPPER_AUTO |
700 			  MII_M1111_HWCFG_FIBER_COPPER_RES,
701 			  mode);
702 }
703 
704 static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev)
705 {
706 	int delay;
707 
708 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
709 		delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY;
710 	} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
711 		delay = MII_M1111_RGMII_RX_DELAY;
712 	} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
713 		delay = MII_M1111_RGMII_TX_DELAY;
714 	} else {
715 		delay = 0;
716 	}
717 
718 	return phy_modify(phydev, MII_M1111_PHY_EXT_CR,
719 			  MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY,
720 			  delay);
721 }
722 
723 static int m88e1111_config_init_rgmii(struct phy_device *phydev)
724 {
725 	int temp;
726 	int err;
727 
728 	err = m88e1111_config_init_rgmii_delays(phydev);
729 	if (err < 0)
730 		return err;
731 
732 	temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
733 	if (temp < 0)
734 		return temp;
735 
736 	temp &= ~(MII_M1111_HWCFG_MODE_MASK);
737 
738 	if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
739 		temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
740 	else
741 		temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
742 
743 	return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
744 }
745 
746 static int m88e1111_config_init_sgmii(struct phy_device *phydev)
747 {
748 	int err;
749 
750 	err = m88e1111_config_init_hwcfg_mode(
751 		phydev,
752 		MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
753 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
754 	if (err < 0)
755 		return err;
756 
757 	/* make sure copper is selected */
758 	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
759 }
760 
761 static int m88e1111_config_init_rtbi(struct phy_device *phydev)
762 {
763 	int err;
764 
765 	err = m88e1111_config_init_rgmii_delays(phydev);
766 	if (err < 0)
767 		return err;
768 
769 	err = m88e1111_config_init_hwcfg_mode(
770 		phydev,
771 		MII_M1111_HWCFG_MODE_RTBI,
772 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
773 	if (err < 0)
774 		return err;
775 
776 	/* soft reset */
777 	err = genphy_soft_reset(phydev);
778 	if (err < 0)
779 		return err;
780 
781 	return m88e1111_config_init_hwcfg_mode(
782 		phydev,
783 		MII_M1111_HWCFG_MODE_RTBI,
784 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
785 }
786 
787 static int m88e1111_config_init(struct phy_device *phydev)
788 {
789 	int err;
790 
791 	if (phy_interface_is_rgmii(phydev)) {
792 		err = m88e1111_config_init_rgmii(phydev);
793 		if (err < 0)
794 			return err;
795 	}
796 
797 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
798 		err = m88e1111_config_init_sgmii(phydev);
799 		if (err < 0)
800 			return err;
801 	}
802 
803 	if (phydev->interface == PHY_INTERFACE_MODE_RTBI) {
804 		err = m88e1111_config_init_rtbi(phydev);
805 		if (err < 0)
806 			return err;
807 	}
808 
809 	err = marvell_of_reg_init(phydev);
810 	if (err < 0)
811 		return err;
812 
813 	return genphy_soft_reset(phydev);
814 }
815 
816 static int m88e1121_config_init(struct phy_device *phydev)
817 {
818 	int err;
819 
820 	/* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
821 	err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE,
822 			      MII_88E1121_PHY_LED_CTRL,
823 			      MII_88E1121_PHY_LED_DEF);
824 	if (err < 0)
825 		return err;
826 
827 	/* Set marvell,reg-init configuration from device tree */
828 	return marvell_config_init(phydev);
829 }
830 
831 static int m88e1318_config_init(struct phy_device *phydev)
832 {
833 	if (phy_interrupt_is_valid(phydev)) {
834 		int err = phy_modify_paged(
835 			phydev, MII_MARVELL_LED_PAGE,
836 			MII_88E1318S_PHY_LED_TCR,
837 			MII_88E1318S_PHY_LED_TCR_FORCE_INT,
838 			MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
839 			MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
840 		if (err < 0)
841 			return err;
842 	}
843 
844 	return m88e1121_config_init(phydev);
845 }
846 
847 static int m88e1510_config_init(struct phy_device *phydev)
848 {
849 	int err;
850 
851 	/* SGMII-to-Copper mode initialization */
852 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
853 		u32 pause;
854 
855 		/* Select page 18 */
856 		err = marvell_set_page(phydev, 18);
857 		if (err < 0)
858 			return err;
859 
860 		/* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */
861 		err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
862 				 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
863 				 MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII);
864 		if (err < 0)
865 			return err;
866 
867 		/* PHY reset is necessary after changing MODE[2:0] */
868 		err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, 0,
869 				 MII_88E1510_GEN_CTRL_REG_1_RESET);
870 		if (err < 0)
871 			return err;
872 
873 		/* Reset page selection */
874 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
875 		if (err < 0)
876 			return err;
877 
878 		/* There appears to be a bug in the 88e1512 when used in
879 		 * SGMII to copper mode, where the AN advertisement register
880 		 * clears the pause bits each time a negotiation occurs.
881 		 * This means we can never be truely sure what was advertised,
882 		 * so disable Pause support.
883 		 */
884 		pause = SUPPORTED_Pause | SUPPORTED_Asym_Pause;
885 		phydev->supported &= ~pause;
886 		phydev->advertising &= ~pause;
887 	}
888 
889 	return m88e1318_config_init(phydev);
890 }
891 
892 static int m88e1118_config_aneg(struct phy_device *phydev)
893 {
894 	int err;
895 
896 	err = genphy_soft_reset(phydev);
897 	if (err < 0)
898 		return err;
899 
900 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
901 	if (err < 0)
902 		return err;
903 
904 	err = genphy_config_aneg(phydev);
905 	return 0;
906 }
907 
908 static int m88e1118_config_init(struct phy_device *phydev)
909 {
910 	int err;
911 
912 	/* Change address */
913 	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
914 	if (err < 0)
915 		return err;
916 
917 	/* Enable 1000 Mbit */
918 	err = phy_write(phydev, 0x15, 0x1070);
919 	if (err < 0)
920 		return err;
921 
922 	/* Change address */
923 	err = marvell_set_page(phydev, MII_MARVELL_LED_PAGE);
924 	if (err < 0)
925 		return err;
926 
927 	/* Adjust LED Control */
928 	if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
929 		err = phy_write(phydev, 0x10, 0x1100);
930 	else
931 		err = phy_write(phydev, 0x10, 0x021e);
932 	if (err < 0)
933 		return err;
934 
935 	err = marvell_of_reg_init(phydev);
936 	if (err < 0)
937 		return err;
938 
939 	/* Reset address */
940 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
941 	if (err < 0)
942 		return err;
943 
944 	return genphy_soft_reset(phydev);
945 }
946 
947 static int m88e1149_config_init(struct phy_device *phydev)
948 {
949 	int err;
950 
951 	/* Change address */
952 	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
953 	if (err < 0)
954 		return err;
955 
956 	/* Enable 1000 Mbit */
957 	err = phy_write(phydev, 0x15, 0x1048);
958 	if (err < 0)
959 		return err;
960 
961 	err = marvell_of_reg_init(phydev);
962 	if (err < 0)
963 		return err;
964 
965 	/* Reset address */
966 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
967 	if (err < 0)
968 		return err;
969 
970 	return genphy_soft_reset(phydev);
971 }
972 
973 static int m88e1145_config_init_rgmii(struct phy_device *phydev)
974 {
975 	int err;
976 
977 	err = m88e1111_config_init_rgmii_delays(phydev);
978 	if (err < 0)
979 		return err;
980 
981 	if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) {
982 		err = phy_write(phydev, 0x1d, 0x0012);
983 		if (err < 0)
984 			return err;
985 
986 		err = phy_modify(phydev, 0x1e, 0x0fc0,
987 				 2 << 9 | /* 36 ohm */
988 				 2 << 6); /* 39 ohm */
989 		if (err < 0)
990 			return err;
991 
992 		err = phy_write(phydev, 0x1d, 0x3);
993 		if (err < 0)
994 			return err;
995 
996 		err = phy_write(phydev, 0x1e, 0x8000);
997 	}
998 	return err;
999 }
1000 
1001 static int m88e1145_config_init_sgmii(struct phy_device *phydev)
1002 {
1003 	return m88e1111_config_init_hwcfg_mode(
1004 		phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
1005 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
1006 }
1007 
1008 static int m88e1145_config_init(struct phy_device *phydev)
1009 {
1010 	int err;
1011 
1012 	/* Take care of errata E0 & E1 */
1013 	err = phy_write(phydev, 0x1d, 0x001b);
1014 	if (err < 0)
1015 		return err;
1016 
1017 	err = phy_write(phydev, 0x1e, 0x418f);
1018 	if (err < 0)
1019 		return err;
1020 
1021 	err = phy_write(phydev, 0x1d, 0x0016);
1022 	if (err < 0)
1023 		return err;
1024 
1025 	err = phy_write(phydev, 0x1e, 0xa2da);
1026 	if (err < 0)
1027 		return err;
1028 
1029 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
1030 		err = m88e1145_config_init_rgmii(phydev);
1031 		if (err < 0)
1032 			return err;
1033 	}
1034 
1035 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1036 		err = m88e1145_config_init_sgmii(phydev);
1037 		if (err < 0)
1038 			return err;
1039 	}
1040 
1041 	err = marvell_of_reg_init(phydev);
1042 	if (err < 0)
1043 		return err;
1044 
1045 	return 0;
1046 }
1047 
1048 /**
1049  * fiber_lpa_to_ethtool_lpa_t
1050  * @lpa: value of the MII_LPA register for fiber link
1051  *
1052  * A small helper function that translates MII_LPA
1053  * bits to ethtool LP advertisement settings.
1054  */
1055 static u32 fiber_lpa_to_ethtool_lpa_t(u32 lpa)
1056 {
1057 	u32 result = 0;
1058 
1059 	if (lpa & LPA_FIBER_1000HALF)
1060 		result |= ADVERTISED_1000baseT_Half;
1061 	if (lpa & LPA_FIBER_1000FULL)
1062 		result |= ADVERTISED_1000baseT_Full;
1063 
1064 	return result;
1065 }
1066 
1067 /**
1068  * marvell_update_link - update link status in real time in @phydev
1069  * @phydev: target phy_device struct
1070  *
1071  * Description: Update the value in phydev->link to reflect the
1072  *   current link value.
1073  */
1074 static int marvell_update_link(struct phy_device *phydev, int fiber)
1075 {
1076 	int status;
1077 
1078 	/* Use the generic register for copper link, or specific
1079 	 * register for fiber case
1080 	 */
1081 	if (fiber) {
1082 		status = phy_read(phydev, MII_M1011_PHY_STATUS);
1083 		if (status < 0)
1084 			return status;
1085 
1086 		if ((status & REGISTER_LINK_STATUS) == 0)
1087 			phydev->link = 0;
1088 		else
1089 			phydev->link = 1;
1090 	} else {
1091 		return genphy_update_link(phydev);
1092 	}
1093 
1094 	return 0;
1095 }
1096 
1097 static int marvell_read_status_page_an(struct phy_device *phydev,
1098 				       int fiber)
1099 {
1100 	int status;
1101 	int lpa;
1102 	int lpagb;
1103 
1104 	status = phy_read(phydev, MII_M1011_PHY_STATUS);
1105 	if (status < 0)
1106 		return status;
1107 
1108 	lpa = phy_read(phydev, MII_LPA);
1109 	if (lpa < 0)
1110 		return lpa;
1111 
1112 	lpagb = phy_read(phydev, MII_STAT1000);
1113 	if (lpagb < 0)
1114 		return lpagb;
1115 
1116 	if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
1117 		phydev->duplex = DUPLEX_FULL;
1118 	else
1119 		phydev->duplex = DUPLEX_HALF;
1120 
1121 	status = status & MII_M1011_PHY_STATUS_SPD_MASK;
1122 	phydev->pause = 0;
1123 	phydev->asym_pause = 0;
1124 
1125 	switch (status) {
1126 	case MII_M1011_PHY_STATUS_1000:
1127 		phydev->speed = SPEED_1000;
1128 		break;
1129 
1130 	case MII_M1011_PHY_STATUS_100:
1131 		phydev->speed = SPEED_100;
1132 		break;
1133 
1134 	default:
1135 		phydev->speed = SPEED_10;
1136 		break;
1137 	}
1138 
1139 	if (!fiber) {
1140 		phydev->lp_advertising =
1141 			mii_stat1000_to_ethtool_lpa_t(lpagb) |
1142 			mii_lpa_to_ethtool_lpa_t(lpa);
1143 
1144 		if (phydev->duplex == DUPLEX_FULL) {
1145 			phydev->pause = lpa & LPA_PAUSE_CAP ? 1 : 0;
1146 			phydev->asym_pause = lpa & LPA_PAUSE_ASYM ? 1 : 0;
1147 		}
1148 	} else {
1149 		/* The fiber link is only 1000M capable */
1150 		phydev->lp_advertising = fiber_lpa_to_ethtool_lpa_t(lpa);
1151 
1152 		if (phydev->duplex == DUPLEX_FULL) {
1153 			if (!(lpa & LPA_PAUSE_FIBER)) {
1154 				phydev->pause = 0;
1155 				phydev->asym_pause = 0;
1156 			} else if ((lpa & LPA_PAUSE_ASYM_FIBER)) {
1157 				phydev->pause = 1;
1158 				phydev->asym_pause = 1;
1159 			} else {
1160 				phydev->pause = 1;
1161 				phydev->asym_pause = 0;
1162 			}
1163 		}
1164 	}
1165 	return 0;
1166 }
1167 
1168 static int marvell_read_status_page_fixed(struct phy_device *phydev)
1169 {
1170 	int bmcr = phy_read(phydev, MII_BMCR);
1171 
1172 	if (bmcr < 0)
1173 		return bmcr;
1174 
1175 	if (bmcr & BMCR_FULLDPLX)
1176 		phydev->duplex = DUPLEX_FULL;
1177 	else
1178 		phydev->duplex = DUPLEX_HALF;
1179 
1180 	if (bmcr & BMCR_SPEED1000)
1181 		phydev->speed = SPEED_1000;
1182 	else if (bmcr & BMCR_SPEED100)
1183 		phydev->speed = SPEED_100;
1184 	else
1185 		phydev->speed = SPEED_10;
1186 
1187 	phydev->pause = 0;
1188 	phydev->asym_pause = 0;
1189 	phydev->lp_advertising = 0;
1190 
1191 	return 0;
1192 }
1193 
1194 /* marvell_read_status_page
1195  *
1196  * Description:
1197  *   Check the link, then figure out the current state
1198  *   by comparing what we advertise with what the link partner
1199  *   advertises.  Start by checking the gigabit possibilities,
1200  *   then move on to 10/100.
1201  */
1202 static int marvell_read_status_page(struct phy_device *phydev, int page)
1203 {
1204 	int fiber;
1205 	int err;
1206 
1207 	/* Detect and update the link, but return if there
1208 	 * was an error
1209 	 */
1210 	if (page == MII_MARVELL_FIBER_PAGE)
1211 		fiber = 1;
1212 	else
1213 		fiber = 0;
1214 
1215 	err = marvell_update_link(phydev, fiber);
1216 	if (err)
1217 		return err;
1218 
1219 	if (phydev->autoneg == AUTONEG_ENABLE)
1220 		err = marvell_read_status_page_an(phydev, fiber);
1221 	else
1222 		err = marvell_read_status_page_fixed(phydev);
1223 
1224 	return err;
1225 }
1226 
1227 /* marvell_read_status
1228  *
1229  * Some Marvell's phys have two modes: fiber and copper.
1230  * Both need status checked.
1231  * Description:
1232  *   First, check the fiber link and status.
1233  *   If the fiber link is down, check the copper link and status which
1234  *   will be the default value if both link are down.
1235  */
1236 static int marvell_read_status(struct phy_device *phydev)
1237 {
1238 	int err;
1239 
1240 	/* Check the fiber mode first */
1241 	if (phydev->supported & SUPPORTED_FIBRE &&
1242 	    phydev->interface != PHY_INTERFACE_MODE_SGMII) {
1243 		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1244 		if (err < 0)
1245 			goto error;
1246 
1247 		err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE);
1248 		if (err < 0)
1249 			goto error;
1250 
1251 		/* If the fiber link is up, it is the selected and
1252 		 * used link. In this case, we need to stay in the
1253 		 * fiber page. Please to be careful about that, avoid
1254 		 * to restore Copper page in other functions which
1255 		 * could break the behaviour for some fiber phy like
1256 		 * 88E1512.
1257 		 */
1258 		if (phydev->link)
1259 			return 0;
1260 
1261 		/* If fiber link is down, check and save copper mode state */
1262 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1263 		if (err < 0)
1264 			goto error;
1265 	}
1266 
1267 	return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE);
1268 
1269 error:
1270 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1271 	return err;
1272 }
1273 
1274 /* marvell_suspend
1275  *
1276  * Some Marvell's phys have two modes: fiber and copper.
1277  * Both need to be suspended
1278  */
1279 static int marvell_suspend(struct phy_device *phydev)
1280 {
1281 	int err;
1282 
1283 	/* Suspend the fiber mode first */
1284 	if (!(phydev->supported & SUPPORTED_FIBRE)) {
1285 		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1286 		if (err < 0)
1287 			goto error;
1288 
1289 		/* With the page set, use the generic suspend */
1290 		err = genphy_suspend(phydev);
1291 		if (err < 0)
1292 			goto error;
1293 
1294 		/* Then, the copper link */
1295 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1296 		if (err < 0)
1297 			goto error;
1298 	}
1299 
1300 	/* With the page set, use the generic suspend */
1301 	return genphy_suspend(phydev);
1302 
1303 error:
1304 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1305 	return err;
1306 }
1307 
1308 /* marvell_resume
1309  *
1310  * Some Marvell's phys have two modes: fiber and copper.
1311  * Both need to be resumed
1312  */
1313 static int marvell_resume(struct phy_device *phydev)
1314 {
1315 	int err;
1316 
1317 	/* Resume the fiber mode first */
1318 	if (!(phydev->supported & SUPPORTED_FIBRE)) {
1319 		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1320 		if (err < 0)
1321 			goto error;
1322 
1323 		/* With the page set, use the generic resume */
1324 		err = genphy_resume(phydev);
1325 		if (err < 0)
1326 			goto error;
1327 
1328 		/* Then, the copper link */
1329 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1330 		if (err < 0)
1331 			goto error;
1332 	}
1333 
1334 	/* With the page set, use the generic resume */
1335 	return genphy_resume(phydev);
1336 
1337 error:
1338 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1339 	return err;
1340 }
1341 
1342 static int marvell_aneg_done(struct phy_device *phydev)
1343 {
1344 	int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
1345 
1346 	return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
1347 }
1348 
1349 static int m88e1121_did_interrupt(struct phy_device *phydev)
1350 {
1351 	int imask;
1352 
1353 	imask = phy_read(phydev, MII_M1011_IEVENT);
1354 
1355 	if (imask & MII_M1011_IMASK_INIT)
1356 		return 1;
1357 
1358 	return 0;
1359 }
1360 
1361 static void m88e1318_get_wol(struct phy_device *phydev,
1362 			     struct ethtool_wolinfo *wol)
1363 {
1364 	int oldpage, ret = 0;
1365 
1366 	wol->supported = WAKE_MAGIC;
1367 	wol->wolopts = 0;
1368 
1369 	oldpage = phy_select_page(phydev, MII_MARVELL_WOL_PAGE);
1370 	if (oldpage < 0)
1371 		goto error;
1372 
1373 	ret = __phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL);
1374 	if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
1375 		wol->wolopts |= WAKE_MAGIC;
1376 
1377 error:
1378 	phy_restore_page(phydev, oldpage, ret);
1379 }
1380 
1381 static int m88e1318_set_wol(struct phy_device *phydev,
1382 			    struct ethtool_wolinfo *wol)
1383 {
1384 	int err = 0, oldpage;
1385 
1386 	oldpage = phy_save_page(phydev);
1387 	if (oldpage < 0)
1388 		goto error;
1389 
1390 	if (wol->wolopts & WAKE_MAGIC) {
1391 		/* Explicitly switch to page 0x00, just to be sure */
1392 		err = marvell_write_page(phydev, MII_MARVELL_COPPER_PAGE);
1393 		if (err < 0)
1394 			goto error;
1395 
1396 		/* If WOL event happened once, the LED[2] interrupt pin
1397 		 * will not be cleared unless we reading the interrupt status
1398 		 * register. If interrupts are in use, the normal interrupt
1399 		 * handling will clear the WOL event. Clear the WOL event
1400 		 * before enabling it if !phy_interrupt_is_valid()
1401 		 */
1402 		if (!phy_interrupt_is_valid(phydev))
1403 			phy_read(phydev, MII_M1011_IEVENT);
1404 
1405 		/* Enable the WOL interrupt */
1406 		err = __phy_modify(phydev, MII_88E1318S_PHY_CSIER, 0,
1407 				   MII_88E1318S_PHY_CSIER_WOL_EIE);
1408 		if (err < 0)
1409 			goto error;
1410 
1411 		err = marvell_write_page(phydev, MII_MARVELL_LED_PAGE);
1412 		if (err < 0)
1413 			goto error;
1414 
1415 		/* Setup LED[2] as interrupt pin (active low) */
1416 		err = __phy_modify(phydev, MII_88E1318S_PHY_LED_TCR,
1417 				   MII_88E1318S_PHY_LED_TCR_FORCE_INT,
1418 				   MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
1419 				   MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
1420 		if (err < 0)
1421 			goto error;
1422 
1423 		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1424 		if (err < 0)
1425 			goto error;
1426 
1427 		/* Store the device address for the magic packet */
1428 		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2,
1429 				((phydev->attached_dev->dev_addr[5] << 8) |
1430 				 phydev->attached_dev->dev_addr[4]));
1431 		if (err < 0)
1432 			goto error;
1433 		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1,
1434 				((phydev->attached_dev->dev_addr[3] << 8) |
1435 				 phydev->attached_dev->dev_addr[2]));
1436 		if (err < 0)
1437 			goto error;
1438 		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0,
1439 				((phydev->attached_dev->dev_addr[1] << 8) |
1440 				 phydev->attached_dev->dev_addr[0]));
1441 		if (err < 0)
1442 			goto error;
1443 
1444 		/* Clear WOL status and enable magic packet matching */
1445 		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0,
1446 				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
1447 				   MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE);
1448 		if (err < 0)
1449 			goto error;
1450 	} else {
1451 		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1452 		if (err < 0)
1453 			goto error;
1454 
1455 		/* Clear WOL status and disable magic packet matching */
1456 		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
1457 				   MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE,
1458 				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
1459 		if (err < 0)
1460 			goto error;
1461 	}
1462 
1463 error:
1464 	return phy_restore_page(phydev, oldpage, err);
1465 }
1466 
1467 static int marvell_get_sset_count(struct phy_device *phydev)
1468 {
1469 	if (phydev->supported & SUPPORTED_FIBRE)
1470 		return ARRAY_SIZE(marvell_hw_stats);
1471 	else
1472 		return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS;
1473 }
1474 
1475 static void marvell_get_strings(struct phy_device *phydev, u8 *data)
1476 {
1477 	int i;
1478 
1479 	for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++) {
1480 		strlcpy(data + i * ETH_GSTRING_LEN,
1481 			marvell_hw_stats[i].string, ETH_GSTRING_LEN);
1482 	}
1483 }
1484 
1485 static u64 marvell_get_stat(struct phy_device *phydev, int i)
1486 {
1487 	struct marvell_hw_stat stat = marvell_hw_stats[i];
1488 	struct marvell_priv *priv = phydev->priv;
1489 	int val;
1490 	u64 ret;
1491 
1492 	val = phy_read_paged(phydev, stat.page, stat.reg);
1493 	if (val < 0) {
1494 		ret = U64_MAX;
1495 	} else {
1496 		val = val & ((1 << stat.bits) - 1);
1497 		priv->stats[i] += val;
1498 		ret = priv->stats[i];
1499 	}
1500 
1501 	return ret;
1502 }
1503 
1504 static void marvell_get_stats(struct phy_device *phydev,
1505 			      struct ethtool_stats *stats, u64 *data)
1506 {
1507 	int i;
1508 
1509 	for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++)
1510 		data[i] = marvell_get_stat(phydev, i);
1511 }
1512 
1513 #ifdef CONFIG_HWMON
1514 static int m88e1121_get_temp(struct phy_device *phydev, long *temp)
1515 {
1516 	int oldpage;
1517 	int ret = 0;
1518 	int val;
1519 
1520 	*temp = 0;
1521 
1522 	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1523 	if (oldpage < 0)
1524 		goto error;
1525 
1526 	/* Enable temperature sensor */
1527 	ret = __phy_read(phydev, MII_88E1121_MISC_TEST);
1528 	if (ret < 0)
1529 		goto error;
1530 
1531 	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
1532 			  ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1533 	if (ret < 0)
1534 		goto error;
1535 
1536 	/* Wait for temperature to stabilize */
1537 	usleep_range(10000, 12000);
1538 
1539 	val = __phy_read(phydev, MII_88E1121_MISC_TEST);
1540 	if (val < 0) {
1541 		ret = val;
1542 		goto error;
1543 	}
1544 
1545 	/* Disable temperature sensor */
1546 	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
1547 			  ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1548 	if (ret < 0)
1549 		goto error;
1550 
1551 	*temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000;
1552 
1553 error:
1554 	return phy_restore_page(phydev, oldpage, ret);
1555 }
1556 
1557 static int m88e1121_hwmon_read(struct device *dev,
1558 			       enum hwmon_sensor_types type,
1559 			       u32 attr, int channel, long *temp)
1560 {
1561 	struct phy_device *phydev = dev_get_drvdata(dev);
1562 	int err;
1563 
1564 	switch (attr) {
1565 	case hwmon_temp_input:
1566 		err = m88e1121_get_temp(phydev, temp);
1567 		break;
1568 	default:
1569 		return -EOPNOTSUPP;
1570 	}
1571 
1572 	return err;
1573 }
1574 
1575 static umode_t m88e1121_hwmon_is_visible(const void *data,
1576 					 enum hwmon_sensor_types type,
1577 					 u32 attr, int channel)
1578 {
1579 	if (type != hwmon_temp)
1580 		return 0;
1581 
1582 	switch (attr) {
1583 	case hwmon_temp_input:
1584 		return 0444;
1585 	default:
1586 		return 0;
1587 	}
1588 }
1589 
1590 static u32 m88e1121_hwmon_chip_config[] = {
1591 	HWMON_C_REGISTER_TZ,
1592 	0
1593 };
1594 
1595 static const struct hwmon_channel_info m88e1121_hwmon_chip = {
1596 	.type = hwmon_chip,
1597 	.config = m88e1121_hwmon_chip_config,
1598 };
1599 
1600 static u32 m88e1121_hwmon_temp_config[] = {
1601 	HWMON_T_INPUT,
1602 	0
1603 };
1604 
1605 static const struct hwmon_channel_info m88e1121_hwmon_temp = {
1606 	.type = hwmon_temp,
1607 	.config = m88e1121_hwmon_temp_config,
1608 };
1609 
1610 static const struct hwmon_channel_info *m88e1121_hwmon_info[] = {
1611 	&m88e1121_hwmon_chip,
1612 	&m88e1121_hwmon_temp,
1613 	NULL
1614 };
1615 
1616 static const struct hwmon_ops m88e1121_hwmon_hwmon_ops = {
1617 	.is_visible = m88e1121_hwmon_is_visible,
1618 	.read = m88e1121_hwmon_read,
1619 };
1620 
1621 static const struct hwmon_chip_info m88e1121_hwmon_chip_info = {
1622 	.ops = &m88e1121_hwmon_hwmon_ops,
1623 	.info = m88e1121_hwmon_info,
1624 };
1625 
1626 static int m88e1510_get_temp(struct phy_device *phydev, long *temp)
1627 {
1628 	int ret;
1629 
1630 	*temp = 0;
1631 
1632 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1633 			     MII_88E1510_TEMP_SENSOR);
1634 	if (ret < 0)
1635 		return ret;
1636 
1637 	*temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000;
1638 
1639 	return 0;
1640 }
1641 
1642 static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp)
1643 {
1644 	int ret;
1645 
1646 	*temp = 0;
1647 
1648 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1649 			     MII_88E1121_MISC_TEST);
1650 	if (ret < 0)
1651 		return ret;
1652 
1653 	*temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >>
1654 		  MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25;
1655 	/* convert to mC */
1656 	*temp *= 1000;
1657 
1658 	return 0;
1659 }
1660 
1661 static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp)
1662 {
1663 	temp = temp / 1000;
1664 	temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f);
1665 
1666 	return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1667 				MII_88E1121_MISC_TEST,
1668 				MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK,
1669 				temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT);
1670 }
1671 
1672 static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm)
1673 {
1674 	int ret;
1675 
1676 	*alarm = false;
1677 
1678 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1679 			     MII_88E1121_MISC_TEST);
1680 	if (ret < 0)
1681 		return ret;
1682 
1683 	*alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ);
1684 
1685 	return 0;
1686 }
1687 
1688 static int m88e1510_hwmon_read(struct device *dev,
1689 			       enum hwmon_sensor_types type,
1690 			       u32 attr, int channel, long *temp)
1691 {
1692 	struct phy_device *phydev = dev_get_drvdata(dev);
1693 	int err;
1694 
1695 	switch (attr) {
1696 	case hwmon_temp_input:
1697 		err = m88e1510_get_temp(phydev, temp);
1698 		break;
1699 	case hwmon_temp_crit:
1700 		err = m88e1510_get_temp_critical(phydev, temp);
1701 		break;
1702 	case hwmon_temp_max_alarm:
1703 		err = m88e1510_get_temp_alarm(phydev, temp);
1704 		break;
1705 	default:
1706 		return -EOPNOTSUPP;
1707 	}
1708 
1709 	return err;
1710 }
1711 
1712 static int m88e1510_hwmon_write(struct device *dev,
1713 				enum hwmon_sensor_types type,
1714 				u32 attr, int channel, long temp)
1715 {
1716 	struct phy_device *phydev = dev_get_drvdata(dev);
1717 	int err;
1718 
1719 	switch (attr) {
1720 	case hwmon_temp_crit:
1721 		err = m88e1510_set_temp_critical(phydev, temp);
1722 		break;
1723 	default:
1724 		return -EOPNOTSUPP;
1725 	}
1726 	return err;
1727 }
1728 
1729 static umode_t m88e1510_hwmon_is_visible(const void *data,
1730 					 enum hwmon_sensor_types type,
1731 					 u32 attr, int channel)
1732 {
1733 	if (type != hwmon_temp)
1734 		return 0;
1735 
1736 	switch (attr) {
1737 	case hwmon_temp_input:
1738 	case hwmon_temp_max_alarm:
1739 		return 0444;
1740 	case hwmon_temp_crit:
1741 		return 0644;
1742 	default:
1743 		return 0;
1744 	}
1745 }
1746 
1747 static u32 m88e1510_hwmon_temp_config[] = {
1748 	HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM,
1749 	0
1750 };
1751 
1752 static const struct hwmon_channel_info m88e1510_hwmon_temp = {
1753 	.type = hwmon_temp,
1754 	.config = m88e1510_hwmon_temp_config,
1755 };
1756 
1757 static const struct hwmon_channel_info *m88e1510_hwmon_info[] = {
1758 	&m88e1121_hwmon_chip,
1759 	&m88e1510_hwmon_temp,
1760 	NULL
1761 };
1762 
1763 static const struct hwmon_ops m88e1510_hwmon_hwmon_ops = {
1764 	.is_visible = m88e1510_hwmon_is_visible,
1765 	.read = m88e1510_hwmon_read,
1766 	.write = m88e1510_hwmon_write,
1767 };
1768 
1769 static const struct hwmon_chip_info m88e1510_hwmon_chip_info = {
1770 	.ops = &m88e1510_hwmon_hwmon_ops,
1771 	.info = m88e1510_hwmon_info,
1772 };
1773 
1774 static int m88e6390_get_temp(struct phy_device *phydev, long *temp)
1775 {
1776 	int sum = 0;
1777 	int oldpage;
1778 	int ret = 0;
1779 	int i;
1780 
1781 	*temp = 0;
1782 
1783 	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1784 	if (oldpage < 0)
1785 		goto error;
1786 
1787 	/* Enable temperature sensor */
1788 	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
1789 	if (ret < 0)
1790 		goto error;
1791 
1792 	ret = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
1793 	ret |= MII_88E6390_MISC_TEST_SAMPLE_ENABLE |
1794 		MII_88E6390_MISC_TEST_SAMPLE_1S;
1795 
1796 	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
1797 	if (ret < 0)
1798 		goto error;
1799 
1800 	/* Wait for temperature to stabilize */
1801 	usleep_range(10000, 12000);
1802 
1803 	/* Reading the temperature sense has an errata. You need to read
1804 	 * a number of times and take an average.
1805 	 */
1806 	for (i = 0; i < MII_88E6390_TEMP_SENSOR_SAMPLES; i++) {
1807 		ret = __phy_read(phydev, MII_88E6390_TEMP_SENSOR);
1808 		if (ret < 0)
1809 			goto error;
1810 		sum += ret & MII_88E6390_TEMP_SENSOR_MASK;
1811 	}
1812 
1813 	sum /= MII_88E6390_TEMP_SENSOR_SAMPLES;
1814 	*temp = (sum  - 75) * 1000;
1815 
1816 	/* Disable temperature sensor */
1817 	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
1818 	if (ret < 0)
1819 		goto error;
1820 
1821 	ret = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
1822 	ret |= MII_88E6390_MISC_TEST_SAMPLE_DISABLE;
1823 
1824 	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
1825 
1826 error:
1827 	phy_restore_page(phydev, oldpage, ret);
1828 
1829 	return ret;
1830 }
1831 
1832 static int m88e6390_hwmon_read(struct device *dev,
1833 			       enum hwmon_sensor_types type,
1834 			       u32 attr, int channel, long *temp)
1835 {
1836 	struct phy_device *phydev = dev_get_drvdata(dev);
1837 	int err;
1838 
1839 	switch (attr) {
1840 	case hwmon_temp_input:
1841 		err = m88e6390_get_temp(phydev, temp);
1842 		break;
1843 	default:
1844 		return -EOPNOTSUPP;
1845 	}
1846 
1847 	return err;
1848 }
1849 
1850 static umode_t m88e6390_hwmon_is_visible(const void *data,
1851 					 enum hwmon_sensor_types type,
1852 					 u32 attr, int channel)
1853 {
1854 	if (type != hwmon_temp)
1855 		return 0;
1856 
1857 	switch (attr) {
1858 	case hwmon_temp_input:
1859 		return 0444;
1860 	default:
1861 		return 0;
1862 	}
1863 }
1864 
1865 static u32 m88e6390_hwmon_temp_config[] = {
1866 	HWMON_T_INPUT,
1867 	0
1868 };
1869 
1870 static const struct hwmon_channel_info m88e6390_hwmon_temp = {
1871 	.type = hwmon_temp,
1872 	.config = m88e6390_hwmon_temp_config,
1873 };
1874 
1875 static const struct hwmon_channel_info *m88e6390_hwmon_info[] = {
1876 	&m88e1121_hwmon_chip,
1877 	&m88e6390_hwmon_temp,
1878 	NULL
1879 };
1880 
1881 static const struct hwmon_ops m88e6390_hwmon_hwmon_ops = {
1882 	.is_visible = m88e6390_hwmon_is_visible,
1883 	.read = m88e6390_hwmon_read,
1884 };
1885 
1886 static const struct hwmon_chip_info m88e6390_hwmon_chip_info = {
1887 	.ops = &m88e6390_hwmon_hwmon_ops,
1888 	.info = m88e6390_hwmon_info,
1889 };
1890 
1891 static int marvell_hwmon_name(struct phy_device *phydev)
1892 {
1893 	struct marvell_priv *priv = phydev->priv;
1894 	struct device *dev = &phydev->mdio.dev;
1895 	const char *devname = dev_name(dev);
1896 	size_t len = strlen(devname);
1897 	int i, j;
1898 
1899 	priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL);
1900 	if (!priv->hwmon_name)
1901 		return -ENOMEM;
1902 
1903 	for (i = j = 0; i < len && devname[i]; i++) {
1904 		if (isalnum(devname[i]))
1905 			priv->hwmon_name[j++] = devname[i];
1906 	}
1907 
1908 	return 0;
1909 }
1910 
1911 static int marvell_hwmon_probe(struct phy_device *phydev,
1912 			       const struct hwmon_chip_info *chip)
1913 {
1914 	struct marvell_priv *priv = phydev->priv;
1915 	struct device *dev = &phydev->mdio.dev;
1916 	int err;
1917 
1918 	err = marvell_hwmon_name(phydev);
1919 	if (err)
1920 		return err;
1921 
1922 	priv->hwmon_dev = devm_hwmon_device_register_with_info(
1923 		dev, priv->hwmon_name, phydev, chip, NULL);
1924 
1925 	return PTR_ERR_OR_ZERO(priv->hwmon_dev);
1926 }
1927 
1928 static int m88e1121_hwmon_probe(struct phy_device *phydev)
1929 {
1930 	return marvell_hwmon_probe(phydev, &m88e1121_hwmon_chip_info);
1931 }
1932 
1933 static int m88e1510_hwmon_probe(struct phy_device *phydev)
1934 {
1935 	return marvell_hwmon_probe(phydev, &m88e1510_hwmon_chip_info);
1936 }
1937 
1938 static int m88e6390_hwmon_probe(struct phy_device *phydev)
1939 {
1940 	return marvell_hwmon_probe(phydev, &m88e6390_hwmon_chip_info);
1941 }
1942 #else
1943 static int m88e1121_hwmon_probe(struct phy_device *phydev)
1944 {
1945 	return 0;
1946 }
1947 
1948 static int m88e1510_hwmon_probe(struct phy_device *phydev)
1949 {
1950 	return 0;
1951 }
1952 
1953 static int m88e6390_hwmon_probe(struct phy_device *phydev)
1954 {
1955 	return 0;
1956 }
1957 #endif
1958 
1959 static int marvell_probe(struct phy_device *phydev)
1960 {
1961 	struct marvell_priv *priv;
1962 
1963 	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
1964 	if (!priv)
1965 		return -ENOMEM;
1966 
1967 	phydev->priv = priv;
1968 
1969 	return 0;
1970 }
1971 
1972 static int m88e1121_probe(struct phy_device *phydev)
1973 {
1974 	int err;
1975 
1976 	err = marvell_probe(phydev);
1977 	if (err)
1978 		return err;
1979 
1980 	return m88e1121_hwmon_probe(phydev);
1981 }
1982 
1983 static int m88e1510_probe(struct phy_device *phydev)
1984 {
1985 	int err;
1986 
1987 	err = marvell_probe(phydev);
1988 	if (err)
1989 		return err;
1990 
1991 	return m88e1510_hwmon_probe(phydev);
1992 }
1993 
1994 static int m88e6390_probe(struct phy_device *phydev)
1995 {
1996 	int err;
1997 
1998 	err = marvell_probe(phydev);
1999 	if (err)
2000 		return err;
2001 
2002 	return m88e6390_hwmon_probe(phydev);
2003 }
2004 
2005 static struct phy_driver marvell_drivers[] = {
2006 	{
2007 		.phy_id = MARVELL_PHY_ID_88E1101,
2008 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2009 		.name = "Marvell 88E1101",
2010 		.features = PHY_GBIT_FEATURES,
2011 		.flags = PHY_HAS_INTERRUPT,
2012 		.probe = marvell_probe,
2013 		.config_init = &marvell_config_init,
2014 		.config_aneg = &m88e1101_config_aneg,
2015 		.ack_interrupt = &marvell_ack_interrupt,
2016 		.config_intr = &marvell_config_intr,
2017 		.resume = &genphy_resume,
2018 		.suspend = &genphy_suspend,
2019 		.read_page = marvell_read_page,
2020 		.write_page = marvell_write_page,
2021 		.get_sset_count = marvell_get_sset_count,
2022 		.get_strings = marvell_get_strings,
2023 		.get_stats = marvell_get_stats,
2024 	},
2025 	{
2026 		.phy_id = MARVELL_PHY_ID_88E1112,
2027 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2028 		.name = "Marvell 88E1112",
2029 		.features = PHY_GBIT_FEATURES,
2030 		.flags = PHY_HAS_INTERRUPT,
2031 		.probe = marvell_probe,
2032 		.config_init = &m88e1111_config_init,
2033 		.config_aneg = &marvell_config_aneg,
2034 		.ack_interrupt = &marvell_ack_interrupt,
2035 		.config_intr = &marvell_config_intr,
2036 		.resume = &genphy_resume,
2037 		.suspend = &genphy_suspend,
2038 		.read_page = marvell_read_page,
2039 		.write_page = marvell_write_page,
2040 		.get_sset_count = marvell_get_sset_count,
2041 		.get_strings = marvell_get_strings,
2042 		.get_stats = marvell_get_stats,
2043 	},
2044 	{
2045 		.phy_id = MARVELL_PHY_ID_88E1111,
2046 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2047 		.name = "Marvell 88E1111",
2048 		.features = PHY_GBIT_FEATURES,
2049 		.flags = PHY_HAS_INTERRUPT,
2050 		.probe = marvell_probe,
2051 		.config_init = &m88e1111_config_init,
2052 		.config_aneg = &m88e1111_config_aneg,
2053 		.read_status = &marvell_read_status,
2054 		.ack_interrupt = &marvell_ack_interrupt,
2055 		.config_intr = &marvell_config_intr,
2056 		.resume = &genphy_resume,
2057 		.suspend = &genphy_suspend,
2058 		.read_page = marvell_read_page,
2059 		.write_page = marvell_write_page,
2060 		.get_sset_count = marvell_get_sset_count,
2061 		.get_strings = marvell_get_strings,
2062 		.get_stats = marvell_get_stats,
2063 	},
2064 	{
2065 		.phy_id = MARVELL_PHY_ID_88E1118,
2066 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2067 		.name = "Marvell 88E1118",
2068 		.features = PHY_GBIT_FEATURES,
2069 		.flags = PHY_HAS_INTERRUPT,
2070 		.probe = marvell_probe,
2071 		.config_init = &m88e1118_config_init,
2072 		.config_aneg = &m88e1118_config_aneg,
2073 		.ack_interrupt = &marvell_ack_interrupt,
2074 		.config_intr = &marvell_config_intr,
2075 		.resume = &genphy_resume,
2076 		.suspend = &genphy_suspend,
2077 		.read_page = marvell_read_page,
2078 		.write_page = marvell_write_page,
2079 		.get_sset_count = marvell_get_sset_count,
2080 		.get_strings = marvell_get_strings,
2081 		.get_stats = marvell_get_stats,
2082 	},
2083 	{
2084 		.phy_id = MARVELL_PHY_ID_88E1121R,
2085 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2086 		.name = "Marvell 88E1121R",
2087 		.features = PHY_GBIT_FEATURES,
2088 		.flags = PHY_HAS_INTERRUPT,
2089 		.probe = &m88e1121_probe,
2090 		.config_init = &m88e1121_config_init,
2091 		.config_aneg = &m88e1121_config_aneg,
2092 		.read_status = &marvell_read_status,
2093 		.ack_interrupt = &marvell_ack_interrupt,
2094 		.config_intr = &marvell_config_intr,
2095 		.did_interrupt = &m88e1121_did_interrupt,
2096 		.resume = &genphy_resume,
2097 		.suspend = &genphy_suspend,
2098 		.read_page = marvell_read_page,
2099 		.write_page = marvell_write_page,
2100 		.get_sset_count = marvell_get_sset_count,
2101 		.get_strings = marvell_get_strings,
2102 		.get_stats = marvell_get_stats,
2103 	},
2104 	{
2105 		.phy_id = MARVELL_PHY_ID_88E1318S,
2106 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2107 		.name = "Marvell 88E1318S",
2108 		.features = PHY_GBIT_FEATURES,
2109 		.flags = PHY_HAS_INTERRUPT,
2110 		.probe = marvell_probe,
2111 		.config_init = &m88e1318_config_init,
2112 		.config_aneg = &m88e1318_config_aneg,
2113 		.read_status = &marvell_read_status,
2114 		.ack_interrupt = &marvell_ack_interrupt,
2115 		.config_intr = &marvell_config_intr,
2116 		.did_interrupt = &m88e1121_did_interrupt,
2117 		.get_wol = &m88e1318_get_wol,
2118 		.set_wol = &m88e1318_set_wol,
2119 		.resume = &genphy_resume,
2120 		.suspend = &genphy_suspend,
2121 		.read_page = marvell_read_page,
2122 		.write_page = marvell_write_page,
2123 		.get_sset_count = marvell_get_sset_count,
2124 		.get_strings = marvell_get_strings,
2125 		.get_stats = marvell_get_stats,
2126 	},
2127 	{
2128 		.phy_id = MARVELL_PHY_ID_88E1145,
2129 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2130 		.name = "Marvell 88E1145",
2131 		.features = PHY_GBIT_FEATURES,
2132 		.flags = PHY_HAS_INTERRUPT,
2133 		.probe = marvell_probe,
2134 		.config_init = &m88e1145_config_init,
2135 		.config_aneg = &m88e1101_config_aneg,
2136 		.read_status = &genphy_read_status,
2137 		.ack_interrupt = &marvell_ack_interrupt,
2138 		.config_intr = &marvell_config_intr,
2139 		.resume = &genphy_resume,
2140 		.suspend = &genphy_suspend,
2141 		.read_page = marvell_read_page,
2142 		.write_page = marvell_write_page,
2143 		.get_sset_count = marvell_get_sset_count,
2144 		.get_strings = marvell_get_strings,
2145 		.get_stats = marvell_get_stats,
2146 	},
2147 	{
2148 		.phy_id = MARVELL_PHY_ID_88E1149R,
2149 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2150 		.name = "Marvell 88E1149R",
2151 		.features = PHY_GBIT_FEATURES,
2152 		.flags = PHY_HAS_INTERRUPT,
2153 		.probe = marvell_probe,
2154 		.config_init = &m88e1149_config_init,
2155 		.config_aneg = &m88e1118_config_aneg,
2156 		.ack_interrupt = &marvell_ack_interrupt,
2157 		.config_intr = &marvell_config_intr,
2158 		.resume = &genphy_resume,
2159 		.suspend = &genphy_suspend,
2160 		.read_page = marvell_read_page,
2161 		.write_page = marvell_write_page,
2162 		.get_sset_count = marvell_get_sset_count,
2163 		.get_strings = marvell_get_strings,
2164 		.get_stats = marvell_get_stats,
2165 	},
2166 	{
2167 		.phy_id = MARVELL_PHY_ID_88E1240,
2168 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2169 		.name = "Marvell 88E1240",
2170 		.features = PHY_GBIT_FEATURES,
2171 		.flags = PHY_HAS_INTERRUPT,
2172 		.probe = marvell_probe,
2173 		.config_init = &m88e1111_config_init,
2174 		.config_aneg = &marvell_config_aneg,
2175 		.ack_interrupt = &marvell_ack_interrupt,
2176 		.config_intr = &marvell_config_intr,
2177 		.resume = &genphy_resume,
2178 		.suspend = &genphy_suspend,
2179 		.read_page = marvell_read_page,
2180 		.write_page = marvell_write_page,
2181 		.get_sset_count = marvell_get_sset_count,
2182 		.get_strings = marvell_get_strings,
2183 		.get_stats = marvell_get_stats,
2184 	},
2185 	{
2186 		.phy_id = MARVELL_PHY_ID_88E1116R,
2187 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2188 		.name = "Marvell 88E1116R",
2189 		.features = PHY_GBIT_FEATURES,
2190 		.flags = PHY_HAS_INTERRUPT,
2191 		.probe = marvell_probe,
2192 		.config_init = &m88e1116r_config_init,
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_88E1510,
2205 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2206 		.name = "Marvell 88E1510",
2207 		.features = PHY_GBIT_FEATURES | SUPPORTED_FIBRE,
2208 		.flags = PHY_HAS_INTERRUPT,
2209 		.probe = &m88e1510_probe,
2210 		.config_init = &m88e1510_config_init,
2211 		.config_aneg = &m88e1510_config_aneg,
2212 		.read_status = &marvell_read_status,
2213 		.ack_interrupt = &marvell_ack_interrupt,
2214 		.config_intr = &marvell_config_intr,
2215 		.did_interrupt = &m88e1121_did_interrupt,
2216 		.get_wol = &m88e1318_get_wol,
2217 		.set_wol = &m88e1318_set_wol,
2218 		.resume = &marvell_resume,
2219 		.suspend = &marvell_suspend,
2220 		.read_page = marvell_read_page,
2221 		.write_page = marvell_write_page,
2222 		.get_sset_count = marvell_get_sset_count,
2223 		.get_strings = marvell_get_strings,
2224 		.get_stats = marvell_get_stats,
2225 		.set_loopback = genphy_loopback,
2226 	},
2227 	{
2228 		.phy_id = MARVELL_PHY_ID_88E1540,
2229 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2230 		.name = "Marvell 88E1540",
2231 		.features = PHY_GBIT_FEATURES,
2232 		.flags = PHY_HAS_INTERRUPT,
2233 		.probe = m88e1510_probe,
2234 		.config_init = &marvell_config_init,
2235 		.config_aneg = &m88e1510_config_aneg,
2236 		.read_status = &marvell_read_status,
2237 		.ack_interrupt = &marvell_ack_interrupt,
2238 		.config_intr = &marvell_config_intr,
2239 		.did_interrupt = &m88e1121_did_interrupt,
2240 		.resume = &genphy_resume,
2241 		.suspend = &genphy_suspend,
2242 		.read_page = marvell_read_page,
2243 		.write_page = marvell_write_page,
2244 		.get_sset_count = marvell_get_sset_count,
2245 		.get_strings = marvell_get_strings,
2246 		.get_stats = marvell_get_stats,
2247 	},
2248 	{
2249 		.phy_id = MARVELL_PHY_ID_88E1545,
2250 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2251 		.name = "Marvell 88E1545",
2252 		.probe = m88e1510_probe,
2253 		.features = PHY_GBIT_FEATURES,
2254 		.flags = PHY_HAS_INTERRUPT,
2255 		.config_init = &marvell_config_init,
2256 		.config_aneg = &m88e1510_config_aneg,
2257 		.read_status = &marvell_read_status,
2258 		.ack_interrupt = &marvell_ack_interrupt,
2259 		.config_intr = &marvell_config_intr,
2260 		.did_interrupt = &m88e1121_did_interrupt,
2261 		.resume = &genphy_resume,
2262 		.suspend = &genphy_suspend,
2263 		.read_page = marvell_read_page,
2264 		.write_page = marvell_write_page,
2265 		.get_sset_count = marvell_get_sset_count,
2266 		.get_strings = marvell_get_strings,
2267 		.get_stats = marvell_get_stats,
2268 	},
2269 	{
2270 		.phy_id = MARVELL_PHY_ID_88E3016,
2271 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2272 		.name = "Marvell 88E3016",
2273 		.features = PHY_BASIC_FEATURES,
2274 		.flags = PHY_HAS_INTERRUPT,
2275 		.probe = marvell_probe,
2276 		.config_init = &m88e3016_config_init,
2277 		.aneg_done = &marvell_aneg_done,
2278 		.read_status = &marvell_read_status,
2279 		.ack_interrupt = &marvell_ack_interrupt,
2280 		.config_intr = &marvell_config_intr,
2281 		.did_interrupt = &m88e1121_did_interrupt,
2282 		.resume = &genphy_resume,
2283 		.suspend = &genphy_suspend,
2284 		.read_page = marvell_read_page,
2285 		.write_page = marvell_write_page,
2286 		.get_sset_count = marvell_get_sset_count,
2287 		.get_strings = marvell_get_strings,
2288 		.get_stats = marvell_get_stats,
2289 	},
2290 	{
2291 		.phy_id = MARVELL_PHY_ID_88E6390,
2292 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2293 		.name = "Marvell 88E6390",
2294 		.features = PHY_GBIT_FEATURES,
2295 		.flags = PHY_HAS_INTERRUPT,
2296 		.probe = m88e6390_probe,
2297 		.config_init = &marvell_config_init,
2298 		.config_aneg = &m88e1510_config_aneg,
2299 		.read_status = &marvell_read_status,
2300 		.ack_interrupt = &marvell_ack_interrupt,
2301 		.config_intr = &marvell_config_intr,
2302 		.did_interrupt = &m88e1121_did_interrupt,
2303 		.resume = &genphy_resume,
2304 		.suspend = &genphy_suspend,
2305 		.read_page = marvell_read_page,
2306 		.write_page = marvell_write_page,
2307 		.get_sset_count = marvell_get_sset_count,
2308 		.get_strings = marvell_get_strings,
2309 		.get_stats = marvell_get_stats,
2310 	},
2311 };
2312 
2313 module_phy_driver(marvell_drivers);
2314 
2315 static struct mdio_device_id __maybe_unused marvell_tbl[] = {
2316 	{ MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
2317 	{ MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK },
2318 	{ MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK },
2319 	{ MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK },
2320 	{ MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK },
2321 	{ MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK },
2322 	{ MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK },
2323 	{ MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK },
2324 	{ MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK },
2325 	{ MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
2326 	{ MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
2327 	{ MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK },
2328 	{ MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK },
2329 	{ MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
2330 	{ MARVELL_PHY_ID_88E6390, MARVELL_PHY_ID_MASK },
2331 	{ }
2332 };
2333 
2334 MODULE_DEVICE_TABLE(mdio, marvell_tbl);
2335