marvell.c 56.2 KB
Newer Older
1 2 3 4 5 6 7 8 9
/*
 * drivers/net/phy/marvell.c
 *
 * Driver for Marvell PHYs
 *
 * Author: Andy Fleming
 *
 * Copyright (c) 2004 Freescale Semiconductor, Inc.
 *
10 11
 * Copyright (c) 2013 Michael Stapelberg <michael@stapelberg.de>
 *
12 13 14 15 16 17 18 19
 * This program is free software; you can redistribute  it and/or modify it
 * under  the terms of  the GNU General  Public License as published by the
 * Free Software Foundation;  either version 2 of the  License, or (at your
 * option) any later version.
 *
 */
#include <linux/kernel.h>
#include <linux/string.h>
20
#include <linux/ctype.h>
21 22
#include <linux/errno.h>
#include <linux/unistd.h>
23
#include <linux/hwmon.h>
24 25 26 27 28 29 30 31 32 33 34 35
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/spinlock.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/mii.h>
#include <linux/ethtool.h>
#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 45 46 47 48 49
#define MII_MARVELL_COPPER_PAGE		0x00
#define MII_MARVELL_FIBER_PAGE		0x01
#define MII_MARVELL_MSCR_PAGE		0x02
#define MII_MARVELL_LED_PAGE		0x03
#define MII_MARVELL_MISC_TEST_PAGE	0x06
#define MII_MARVELL_WOL_PAGE		0x11
50

51 52 53 54 55 56 57
#define MII_M1011_IEVENT		0x13
#define MII_M1011_IEVENT_CLEAR		0x0000

#define MII_M1011_IMASK			0x12
#define MII_M1011_IMASK_INIT		0x6400
#define MII_M1011_IMASK_CLEAR		0x0000

58 59 60
#define MII_M1011_PHY_SCR			0x10
#define MII_M1011_PHY_SCR_DOWNSHIFT_EN		BIT(11)
#define MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT	12
61
#define MII_M1011_PHY_SRC_DOWNSHIFT_MASK	0x7800
62 63 64
#define MII_M1011_PHY_SCR_MDI			(0x0 << 5)
#define MII_M1011_PHY_SCR_MDI_X			(0x1 << 5)
#define MII_M1011_PHY_SCR_AUTO_CROSS		(0x3 << 5)
65 66 67 68

#define MII_M1111_PHY_LED_CONTROL	0x18
#define MII_M1111_PHY_LED_DIRECT	0x4100
#define MII_M1111_PHY_LED_COMBINE	0x411c
69
#define MII_M1111_PHY_EXT_CR		0x14
70 71
#define MII_M1111_RGMII_RX_DELAY	BIT(7)
#define MII_M1111_RGMII_TX_DELAY	BIT(1)
72
#define MII_M1111_PHY_EXT_SR		0x1b
73 74 75

#define MII_M1111_HWCFG_MODE_MASK		0xf
#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
L
Liu Yu-B13201 已提交
78
#define MII_M1111_HWCFG_MODE_COPPER_RTBI	0x9
79 80 81
#define MII_M1111_HWCFG_MODE_COPPER_RGMII	0xb
#define MII_M1111_HWCFG_FIBER_COPPER_RES	BIT(13)
#define MII_M1111_HWCFG_FIBER_COPPER_AUTO	BIT(15)
82

83 84 85
#define MII_88E1121_PHY_MSCR_REG	21
#define MII_88E1121_PHY_MSCR_RX_DELAY	BIT(5)
#define MII_88E1121_PHY_MSCR_TX_DELAY	BIT(4)
86
#define MII_88E1121_PHY_MSCR_DELAY_MASK	(BIT(5) | BIT(4))
87

88 89 90 91 92 93 94 95 96 97 98
#define MII_88E1121_MISC_TEST				0x1a
#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK	0x1f00
#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT	8
#define MII_88E1510_MISC_TEST_TEMP_IRQ_EN		BIT(7)
#define MII_88E1510_MISC_TEST_TEMP_IRQ			BIT(6)
#define MII_88E1121_MISC_TEST_TEMP_SENSOR_EN		BIT(5)
#define MII_88E1121_MISC_TEST_TEMP_MASK			0x1f

#define MII_88E1510_TEMP_SENSOR		0x1b
#define MII_88E1510_TEMP_SENSOR_MASK	0xff

99 100 101 102 103 104 105 106 107 108 109
#define MII_88E6390_MISC_TEST		0x1b
#define MII_88E6390_MISC_TEST_SAMPLE_1S		0
#define MII_88E6390_MISC_TEST_SAMPLE_10MS	BIT(14)
#define MII_88E6390_MISC_TEST_SAMPLE_DISABLE	BIT(15)
#define MII_88E6390_MISC_TEST_SAMPLE_ENABLE	0
#define MII_88E6390_MISC_TEST_SAMPLE_MASK	(0x3 << 14)

#define MII_88E6390_TEMP_SENSOR		0x1c
#define MII_88E6390_TEMP_SENSOR_MASK	0xff
#define MII_88E6390_TEMP_SENSOR_SAMPLES 10

110 111
#define MII_88E1318S_PHY_MSCR1_REG	16
#define MII_88E1318S_PHY_MSCR1_PAD_ODD	BIT(6)
112

113
/* Copper Specific Interrupt Enable Register */
A
Andrew Lunn 已提交
114
#define MII_88E1318S_PHY_CSIER				0x12
115
/* WOL Event Interrupt Enable */
A
Andrew Lunn 已提交
116
#define MII_88E1318S_PHY_CSIER_WOL_EIE			BIT(7)
117 118

/* LED Timer Control Register */
A
Andrew Lunn 已提交
119 120 121 122
#define MII_88E1318S_PHY_LED_TCR			0x12
#define MII_88E1318S_PHY_LED_TCR_FORCE_INT		BIT(15)
#define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE		BIT(7)
#define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW		BIT(11)
123 124

/* Magic Packet MAC address registers */
A
Andrew Lunn 已提交
125 126 127
#define MII_88E1318S_PHY_MAGIC_PACKET_WORD2		0x17
#define MII_88E1318S_PHY_MAGIC_PACKET_WORD1		0x18
#define MII_88E1318S_PHY_MAGIC_PACKET_WORD0		0x19
128

A
Andrew Lunn 已提交
129 130 131
#define MII_88E1318S_PHY_WOL_CTRL				0x10
#define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS		BIT(12)
#define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE	BIT(14)
132

133
#define MII_PHY_LED_CTRL	        16
134
#define MII_88E1121_PHY_LED_DEF		0x0030
135
#define MII_88E1510_PHY_LED_DEF		0x1177
136

137 138 139 140 141 142 143 144
#define MII_M1011_PHY_STATUS		0x11
#define MII_M1011_PHY_STATUS_1000	0x8000
#define MII_M1011_PHY_STATUS_100	0x4000
#define MII_M1011_PHY_STATUS_SPD_MASK	0xc000
#define MII_M1011_PHY_STATUS_FULLDUPLEX	0x2000
#define MII_M1011_PHY_STATUS_RESOLVED	0x0800
#define MII_M1011_PHY_STATUS_LINK	0x0400

145 146 147
#define MII_88E3016_PHY_SPEC_CTRL	0x10
#define MII_88E3016_DISABLE_SCRAMBLER	0x0200
#define MII_88E3016_AUTO_MDIX_CROSSOVER	0x0030
148

149 150 151 152 153
#define MII_88E1510_GEN_CTRL_REG_1		0x14
#define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK	0x7
#define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII	0x1	/* SGMII to copper */
#define MII_88E1510_GEN_CTRL_REG_1_RESET	0x8000	/* Soft reset */

154 155 156
#define LPA_FIBER_1000HALF	0x40
#define LPA_FIBER_1000FULL	0x20

A
Andrew Lunn 已提交
157
#define LPA_PAUSE_FIBER		0x180
158 159 160 161 162 163 164 165 166
#define LPA_PAUSE_ASYM_FIBER	0x100

#define ADVERTISE_FIBER_1000HALF	0x40
#define ADVERTISE_FIBER_1000FULL	0x20

#define ADVERTISE_PAUSE_FIBER		0x180
#define ADVERTISE_PAUSE_ASYM_FIBER	0x100

#define REGISTER_LINK_STATUS	0x400
167
#define NB_FIBER_STATS	1
168

169 170 171 172
MODULE_DESCRIPTION("Marvell PHY driver");
MODULE_AUTHOR("Andy Fleming");
MODULE_LICENSE("GPL");

173 174 175 176 177 178 179 180
struct marvell_hw_stat {
	const char *string;
	u8 page;
	u8 reg;
	u8 bits;
};

static struct marvell_hw_stat marvell_hw_stats[] = {
181
	{ "phy_receive_errors_copper", 0, 21, 16},
182
	{ "phy_idle_errors", 0, 10, 8 },
183
	{ "phy_receive_errors_fiber", 1, 21, 16},
184 185 186 187
};

struct marvell_priv {
	u64 stats[ARRAY_SIZE(marvell_hw_stats)];
188 189
	char *hwmon_name;
	struct device *hwmon_dev;
190 191
};

192
static int marvell_read_page(struct phy_device *phydev)
193
{
194
	return __phy_read(phydev, MII_MARVELL_PHY_PAGE);
195 196
}

197
static int marvell_write_page(struct phy_device *phydev, int page)
198
{
199
	return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
200 201
}

202
static int marvell_set_page(struct phy_device *phydev, int page)
203
{
204
	return phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
205 206
}

207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223
static int marvell_ack_interrupt(struct phy_device *phydev)
{
	int err;

	/* Clear the interrupts by reading the reg */
	err = phy_read(phydev, MII_M1011_IEVENT);

	if (err < 0)
		return err;

	return 0;
}

static int marvell_config_intr(struct phy_device *phydev)
{
	int err;

224
	if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
225 226
		err = phy_write(phydev, MII_M1011_IMASK,
				MII_M1011_IMASK_INIT);
227
	else
228 229
		err = phy_write(phydev, MII_M1011_IMASK,
				MII_M1011_IMASK_CLEAR);
230 231 232 233

	return err;
}

234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267
static int marvell_set_polarity(struct phy_device *phydev, int polarity)
{
	int reg;
	int err;
	int val;

	/* get the current settings */
	reg = phy_read(phydev, MII_M1011_PHY_SCR);
	if (reg < 0)
		return reg;

	val = reg;
	val &= ~MII_M1011_PHY_SCR_AUTO_CROSS;
	switch (polarity) {
	case ETH_TP_MDI:
		val |= MII_M1011_PHY_SCR_MDI;
		break;
	case ETH_TP_MDI_X:
		val |= MII_M1011_PHY_SCR_MDI_X;
		break;
	case ETH_TP_MDI_AUTO:
	case ETH_TP_MDI_INVALID:
	default:
		val |= MII_M1011_PHY_SCR_AUTO_CROSS;
		break;
	}

	if (val != reg) {
		/* Set the new polarity value in the register */
		err = phy_write(phydev, MII_M1011_PHY_SCR, val);
		if (err)
			return err;
	}

268
	return val != reg;
269 270
}

271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287
static int marvell_set_downshift(struct phy_device *phydev, bool enable,
				 u8 retries)
{
	int reg;

	reg = phy_read(phydev, MII_M1011_PHY_SCR);
	if (reg < 0)
		return reg;

	reg &= MII_M1011_PHY_SRC_DOWNSHIFT_MASK;
	reg |= ((retries - 1) << MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT);
	if (enable)
		reg |= MII_M1011_PHY_SCR_DOWNSHIFT_EN;

	return phy_write(phydev, MII_M1011_PHY_SCR, reg);
}

288 289
static int marvell_config_aneg(struct phy_device *phydev)
{
290
	int changed = 0;
291 292
	int err;

293
	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
294 295 296
	if (err < 0)
		return err;

297 298
	changed = err;

299 300 301 302
	err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
			MII_M1111_PHY_LED_DIRECT);
	if (err < 0)
		return err;
303 304

	err = genphy_config_aneg(phydev);
305 306
	if (err < 0)
		return err;
307

308
	if (phydev->autoneg != AUTONEG_ENABLE || changed) {
309
		/* A write to speed/duplex bits (that is performed by
310 311 312
		 * genphy_config_aneg() call above) must be followed by
		 * a software reset. Otherwise, the write has no effect.
		 */
313
		err = genphy_soft_reset(phydev);
314 315 316 317 318
		if (err < 0)
			return err;
	}

	return 0;
319 320
}

321 322 323 324 325 326 327 328
static int m88e1101_config_aneg(struct phy_device *phydev)
{
	int err;

	/* This Marvell PHY has an errata which requires
	 * that certain registers get written in order
	 * to restart autonegotiation
	 */
329
	err = genphy_soft_reset(phydev);
330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355
	if (err < 0)
		return err;

	err = phy_write(phydev, 0x1d, 0x1f);
	if (err < 0)
		return err;

	err = phy_write(phydev, 0x1e, 0x200c);
	if (err < 0)
		return err;

	err = phy_write(phydev, 0x1d, 0x5);
	if (err < 0)
		return err;

	err = phy_write(phydev, 0x1e, 0);
	if (err < 0)
		return err;

	err = phy_write(phydev, 0x1e, 0x100);
	if (err < 0)
		return err;

	return marvell_config_aneg(phydev);
}

356
#ifdef CONFIG_OF_MDIO
357
/* Set and/or override some configuration registers based on the
358 359 360 361 362 363 364 365 366 367 368 369 370 371 372
 * marvell,reg-init property stored in the of_node for the phydev.
 *
 * marvell,reg-init = <reg-page reg mask value>,...;
 *
 * There may be one or more sets of <reg-page reg mask value>:
 *
 * reg-page: which register bank to use.
 * reg: the register.
 * mask: if non-zero, ANDed with existing register value.
 * value: ORed with the masked value and written to the regiser.
 *
 */
static int marvell_of_reg_init(struct phy_device *phydev)
{
	const __be32 *paddr;
373
	int len, i, saved_page, current_page, ret = 0;
374

A
Andrew Lunn 已提交
375
	if (!phydev->mdio.dev.of_node)
376 377
		return 0;

A
Andrew Lunn 已提交
378 379
	paddr = of_get_property(phydev->mdio.dev.of_node,
				"marvell,reg-init", &len);
380 381 382
	if (!paddr || len < (4 * sizeof(*paddr)))
		return 0;

383
	saved_page = phy_save_page(phydev);
384
	if (saved_page < 0)
385
		goto err;
386 387 388 389
	current_page = saved_page;

	len /= sizeof(*paddr);
	for (i = 0; i < len - 3; i += 4) {
390
		u16 page = be32_to_cpup(paddr + i);
391 392 393 394 395
		u16 reg = be32_to_cpup(paddr + i + 1);
		u16 mask = be32_to_cpup(paddr + i + 2);
		u16 val_bits = be32_to_cpup(paddr + i + 3);
		int val;

396 397
		if (page != current_page) {
			current_page = page;
398
			ret = marvell_write_page(phydev, page);
399 400 401 402 403 404
			if (ret < 0)
				goto err;
		}

		val = 0;
		if (mask) {
405
			val = __phy_read(phydev, reg);
406 407 408 409 410 411 412 413
			if (val < 0) {
				ret = val;
				goto err;
			}
			val &= mask;
		}
		val |= val_bits;

414
		ret = __phy_write(phydev, reg, val);
415 416 417 418
		if (ret < 0)
			goto err;
	}
err:
419
	return phy_restore_page(phydev, saved_page, ret);
420 421 422 423 424 425 426 427
}
#else
static int marvell_of_reg_init(struct phy_device *phydev)
{
	return 0;
}
#endif /* CONFIG_OF_MDIO */

428
static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev)
429
{
430
	int mscr;
431 432

	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
433 434
		mscr = MII_88E1121_PHY_MSCR_RX_DELAY |
		       MII_88E1121_PHY_MSCR_TX_DELAY;
435
	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
436
		mscr = MII_88E1121_PHY_MSCR_RX_DELAY;
437
	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
438 439 440
		mscr = MII_88E1121_PHY_MSCR_TX_DELAY;
	else
		mscr = 0;
441

442 443 444
	return phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
				MII_88E1121_PHY_MSCR_REG,
				MII_88E1121_PHY_MSCR_DELAY_MASK, mscr);
445 446 447 448
}

static int m88e1121_config_aneg(struct phy_device *phydev)
{
449
	int changed = 0;
450 451 452 453
	int err = 0;

	if (phy_interface_is_rgmii(phydev)) {
		err = m88e1121_config_aneg_rgmii_delays(phydev);
454
		if (err < 0)
455 456 457
			return err;
	}

458
	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
459 460 461
	if (err < 0)
		return err;

462 463 464
	changed = err;

	err = genphy_config_aneg(phydev);
465 466 467
	if (err < 0)
		return err;

D
David S. Miller 已提交
468
	if (phydev->autoneg != AUTONEG_ENABLE || changed) {
469 470 471 472 473 474 475 476 477
		/* A software reset is used to ensure a "commit" of the
		 * changes is done.
		 */
		err = genphy_soft_reset(phydev);
		if (err < 0)
			return err;
	}

	return 0;
478 479
}

480
static int m88e1318_config_aneg(struct phy_device *phydev)
481
{
482
	int err;
483

484 485 486
	err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
			       MII_88E1318S_PHY_MSCR1_REG,
			       0, MII_88E1318S_PHY_MSCR1_PAD_ODD);
487 488 489 490 491 492
	if (err < 0)
		return err;

	return m88e1121_config_aneg(phydev);
}

493
/**
494 495
 * linkmode_adv_to_fiber_adv_t
 * @advertise: the linkmode advertisement settings
496
 *
497 498 499
 * A small helper function that translates linkmode advertisement
 * settings to phy autonegotiation advertisements for the MII_ADV
 * register for fiber link.
500
 */
501
static inline u32 linkmode_adv_to_fiber_adv_t(unsigned long *advertise)
502 503 504
{
	u32 result = 0;

505
	if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, advertise))
506
		result |= ADVERTISE_FIBER_1000HALF;
507
	if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, advertise))
508 509
		result |= ADVERTISE_FIBER_1000FULL;

510 511
	if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertise) &&
	    linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
512
		result |= LPA_PAUSE_ASYM_FIBER;
513
	else if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538
		result |= (ADVERTISE_PAUSE_FIBER
			   & (~ADVERTISE_PAUSE_ASYM_FIBER));

	return result;
}

/**
 * marvell_config_aneg_fiber - restart auto-negotiation or write BMCR
 * @phydev: target phy_device struct
 *
 * Description: If auto-negotiation is enabled, we configure the
 *   advertising, and then restart auto-negotiation.  If it is not
 *   enabled, then we write the BMCR. Adapted for fiber link in
 *   some Marvell's devices.
 */
static int marvell_config_aneg_fiber(struct phy_device *phydev)
{
	int changed = 0;
	int err;
	int adv, oldadv;

	if (phydev->autoneg != AUTONEG_ENABLE)
		return genphy_setup_forced(phydev);

	/* Only allow advertising what this PHY supports */
539 540
	linkmode_and(phydev->advertising, phydev->advertising,
		     phydev->supported);
541 542 543 544 545 546 547 548 549

	/* Setup fiber advertisement */
	adv = phy_read(phydev, MII_ADVERTISE);
	if (adv < 0)
		return adv;

	oldadv = adv;
	adv &= ~(ADVERTISE_FIBER_1000HALF | ADVERTISE_FIBER_1000FULL
		| LPA_PAUSE_FIBER);
550
	adv |= linkmode_adv_to_fiber_adv_t(phydev->advertising);
551 552 553 554 555 556 557 558 559 560 561

	if (adv != oldadv) {
		err = phy_write(phydev, MII_ADVERTISE, adv);
		if (err < 0)
			return err;

		changed = 1;
	}

	if (changed == 0) {
		/* Advertisement hasn't changed, but maybe aneg was never on to
A
Andrew Lunn 已提交
562
		 * begin with?	Or maybe phy was isolated?
563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581
		 */
		int ctl = phy_read(phydev, MII_BMCR);

		if (ctl < 0)
			return ctl;

		if (!(ctl & BMCR_ANENABLE) || (ctl & BMCR_ISOLATE))
			changed = 1; /* do restart aneg */
	}

	/* Only restart aneg if we are advertising something different
	 * than we were before.
	 */
	if (changed > 0)
		changed = genphy_restart_aneg(phydev);

	return changed;
}

M
Michal Simek 已提交
582 583 584 585
static int m88e1510_config_aneg(struct phy_device *phydev)
{
	int err;

586
	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
587 588 589 590
	if (err < 0)
		goto error;

	/* Configure the copper link first */
M
Michal Simek 已提交
591 592
	err = m88e1318_config_aneg(phydev);
	if (err < 0)
593
		goto error;
M
Michal Simek 已提交
594

595 596 597 598
	/* Do not touch the fiber page if we're in copper->sgmii mode */
	if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
		return 0;

599
	/* Then the fiber link */
600
	err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
601 602 603 604 605 606 607
	if (err < 0)
		goto error;

	err = marvell_config_aneg_fiber(phydev);
	if (err < 0)
		goto error;

608
	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
609 610

error:
611
	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
612
	return err;
613 614
}

615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640
static void marvell_config_led(struct phy_device *phydev)
{
	u16 def_config;
	int err;

	switch (MARVELL_PHY_FAMILY_ID(phydev->phy_id)) {
	/* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1121R):
	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1318S):
		def_config = MII_88E1121_PHY_LED_DEF;
		break;
	/* Default PHY LED config:
	 * LED[0] .. 1000Mbps Link
	 * LED[1] .. 100Mbps Link
	 * LED[2] .. Blink, Activity
	 */
	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1510):
		def_config = MII_88E1510_PHY_LED_DEF;
		break;
	default:
		return;
	}

	err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, MII_PHY_LED_CTRL,
			      def_config);
	if (err < 0)
A
Andrew Lunn 已提交
641
		phydev_warn(phydev, "Fail to config marvell phy LED.\n");
642 643
}

644 645
static int marvell_config_init(struct phy_device *phydev)
{
646 647 648
	/* Set defalut LED */
	marvell_config_led(phydev);

649
	/* Set registers from marvell,reg-init DT property */
M
Michal Simek 已提交
650 651 652
	return marvell_of_reg_init(phydev);
}

M
Michal Simek 已提交
653 654 655 656
static int m88e1116r_config_init(struct phy_device *phydev)
{
	int err;

657
	err = genphy_soft_reset(phydev);
M
Michal Simek 已提交
658 659 660
	if (err < 0)
		return err;

661
	msleep(500);
M
Michal Simek 已提交
662

663
	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
M
Michal Simek 已提交
664 665 666
	if (err < 0)
		return err;

667 668 669 670
	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
	if (err < 0)
		return err;

671
	err = marvell_set_downshift(phydev, true, 8);
M
Michal Simek 已提交
672 673 674
	if (err < 0)
		return err;

675 676 677 678 679
	if (phy_interface_is_rgmii(phydev)) {
		err = m88e1121_config_aneg_rgmii_delays(phydev);
		if (err < 0)
			return err;
	}
M
Michal Simek 已提交
680

681
	err = genphy_soft_reset(phydev);
M
Michal Simek 已提交
682 683 684
	if (err < 0)
		return err;

685
	return marvell_config_init(phydev);
M
Michal Simek 已提交
686 687
}

688 689
static int m88e3016_config_init(struct phy_device *phydev)
{
690
	int ret;
691 692

	/* Enable Scrambler and Auto-Crossover */
693
	ret = phy_modify(phydev, MII_88E3016_PHY_SPEC_CTRL,
694
			 MII_88E3016_DISABLE_SCRAMBLER,
695 696 697
			 MII_88E3016_AUTO_MDIX_CROSSOVER);
	if (ret < 0)
		return ret;
698

699
	return marvell_config_init(phydev);
700 701
}

702 703 704 705 706
static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev,
					   u16 mode,
					   int fibre_copper_auto)
{
	if (fibre_copper_auto)
707
		mode |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
708

709
	return phy_modify(phydev, MII_M1111_PHY_EXT_SR,
710 711 712
			  MII_M1111_HWCFG_MODE_MASK |
			  MII_M1111_HWCFG_FIBER_COPPER_AUTO |
			  MII_M1111_HWCFG_FIBER_COPPER_RES,
713
			  mode);
714 715
}

716
static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev)
717
{
718
	int delay;
719

720
	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
721
		delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY;
722
	} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
723
		delay = MII_M1111_RGMII_RX_DELAY;
724
	} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
725 726 727
		delay = MII_M1111_RGMII_TX_DELAY;
	} else {
		delay = 0;
728
	}
729

730
	return phy_modify(phydev, MII_M1111_PHY_EXT_CR,
731
			  MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY,
732
			  delay);
733 734 735 736 737 738 739 740
}

static int m88e1111_config_init_rgmii(struct phy_device *phydev)
{
	int temp;
	int err;

	err = m88e1111_config_init_rgmii_delays(phydev);
741 742
	if (err < 0)
		return err;
743

744 745 746
	temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
	if (temp < 0)
		return temp;
747

748
	temp &= ~(MII_M1111_HWCFG_MODE_MASK);
749

750 751 752 753
	if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
		temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
	else
		temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
754

755 756
	return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
}
757

758 759 760
static int m88e1111_config_init_sgmii(struct phy_device *phydev)
{
	int err;
761

762 763 764 765
	err = m88e1111_config_init_hwcfg_mode(
		phydev,
		MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
766 767
	if (err < 0)
		return err;
768

769
	/* make sure copper is selected */
770
	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
771
}
L
Liu Yu-B13201 已提交
772

773 774
static int m88e1111_config_init_rtbi(struct phy_device *phydev)
{
775
	int err;
776

777
	err = m88e1111_config_init_rgmii_delays(phydev);
778
	if (err < 0)
779 780
		return err;

781 782 783 784
	err = m88e1111_config_init_hwcfg_mode(
		phydev,
		MII_M1111_HWCFG_MODE_RTBI,
		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
785 786 787 788
	if (err < 0)
		return err;

	/* soft reset */
789
	err = genphy_soft_reset(phydev);
790 791 792
	if (err < 0)
		return err;

793 794 795 796
	return m88e1111_config_init_hwcfg_mode(
		phydev,
		MII_M1111_HWCFG_MODE_RTBI,
		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
797 798 799 800 801 802 803 804
}

static int m88e1111_config_init(struct phy_device *phydev)
{
	int err;

	if (phy_interface_is_rgmii(phydev)) {
		err = m88e1111_config_init_rgmii(phydev);
805
		if (err < 0)
L
Liu Yu-B13201 已提交
806
			return err;
807
	}
L
Liu Yu-B13201 已提交
808

809 810
	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
		err = m88e1111_config_init_sgmii(phydev);
L
Liu Yu-B13201 已提交
811 812
		if (err < 0)
			return err;
813
	}
L
Liu Yu-B13201 已提交
814

815 816
	if (phydev->interface == PHY_INTERFACE_MODE_RTBI) {
		err = m88e1111_config_init_rtbi(phydev);
L
Liu Yu-B13201 已提交
817 818 819 820
		if (err < 0)
			return err;
	}

821 822 823
	err = marvell_of_reg_init(phydev);
	if (err < 0)
		return err;
L
Liu Yu-B13201 已提交
824

825
	return genphy_soft_reset(phydev);
826 827
}

828 829 830 831 832 833 834 835 836 837 838 839 840
static int m88e1318_config_init(struct phy_device *phydev)
{
	if (phy_interrupt_is_valid(phydev)) {
		int err = phy_modify_paged(
			phydev, MII_MARVELL_LED_PAGE,
			MII_88E1318S_PHY_LED_TCR,
			MII_88E1318S_PHY_LED_TCR_FORCE_INT,
			MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
			MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
		if (err < 0)
			return err;
	}

841
	return marvell_config_init(phydev);
842 843
}

844 845 846 847 848 849
static int m88e1510_config_init(struct phy_device *phydev)
{
	int err;

	/* SGMII-to-Copper mode initialization */
	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
850

851
		/* Select page 18 */
852
		err = marvell_set_page(phydev, 18);
853 854 855 856
		if (err < 0)
			return err;

		/* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */
857
		err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
858
				 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
859
				 MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII);
860 861 862 863
		if (err < 0)
			return err;

		/* PHY reset is necessary after changing MODE[2:0] */
864 865
		err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, 0,
				 MII_88E1510_GEN_CTRL_REG_1_RESET);
866 867 868 869
		if (err < 0)
			return err;

		/* Reset page selection */
870
		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
871 872
		if (err < 0)
			return err;
873 874

		/* There appears to be a bug in the 88e1512 when used in
875
		 * SGMII to copper mode, where the AN advertisement register
876 877 878 879
		 * clears the pause bits each time a negotiation occurs.
		 * This means we can never be truely sure what was advertised,
		 * so disable Pause support.
		 */
880 881 882 883 884 885 886 887
		linkmode_clear_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT,
				   phydev->supported);
		linkmode_clear_bit(ETHTOOL_LINK_MODE_Pause_BIT,
				   phydev->supported);
		linkmode_clear_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT,
				   phydev->advertising);
		linkmode_clear_bit(ETHTOOL_LINK_MODE_Pause_BIT,
				   phydev->advertising);
888 889
	}

890
	return m88e1318_config_init(phydev);
891 892
}

893 894 895 896
static int m88e1118_config_aneg(struct phy_device *phydev)
{
	int err;

897
	err = genphy_soft_reset(phydev);
898 899 900
	if (err < 0)
		return err;

901
	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
902 903 904 905 906 907 908 909 910 911 912 913
	if (err < 0)
		return err;

	err = genphy_config_aneg(phydev);
	return 0;
}

static int m88e1118_config_init(struct phy_device *phydev)
{
	int err;

	/* Change address */
914
	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
915 916 917 918 919 920 921 922 923
	if (err < 0)
		return err;

	/* Enable 1000 Mbit */
	err = phy_write(phydev, 0x15, 0x1070);
	if (err < 0)
		return err;

	/* Change address */
924
	err = marvell_set_page(phydev, MII_MARVELL_LED_PAGE);
925 926 927 928
	if (err < 0)
		return err;

	/* Adjust LED Control */
929 930 931 932
	if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
		err = phy_write(phydev, 0x10, 0x1100);
	else
		err = phy_write(phydev, 0x10, 0x021e);
933 934 935
	if (err < 0)
		return err;

936 937 938 939
	err = marvell_of_reg_init(phydev);
	if (err < 0)
		return err;

940
	/* Reset address */
941
	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
942 943 944
	if (err < 0)
		return err;

945
	return genphy_soft_reset(phydev);
946 947
}

948 949 950 951 952
static int m88e1149_config_init(struct phy_device *phydev)
{
	int err;

	/* Change address */
953
	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
954 955 956 957 958 959 960 961
	if (err < 0)
		return err;

	/* Enable 1000 Mbit */
	err = phy_write(phydev, 0x15, 0x1048);
	if (err < 0)
		return err;

962 963 964 965
	err = marvell_of_reg_init(phydev);
	if (err < 0)
		return err;

966
	/* Reset address */
967
	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
968 969 970
	if (err < 0)
		return err;

971
	return genphy_soft_reset(phydev);
972 973
}

974 975 976 977
static int m88e1145_config_init_rgmii(struct phy_device *phydev)
{
	int err;

978
	err = m88e1111_config_init_rgmii_delays(phydev);
979 980 981 982 983 984 985 986
	if (err < 0)
		return err;

	if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) {
		err = phy_write(phydev, 0x1d, 0x0012);
		if (err < 0)
			return err;

987
		err = phy_modify(phydev, 0x1e, 0x0fc0,
988 989
				 2 << 9 | /* 36 ohm */
				 2 << 6); /* 39 ohm */
990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003
		if (err < 0)
			return err;

		err = phy_write(phydev, 0x1d, 0x3);
		if (err < 0)
			return err;

		err = phy_write(phydev, 0x1e, 0x8000);
	}
	return err;
}

static int m88e1145_config_init_sgmii(struct phy_device *phydev)
{
1004 1005 1006
	return m88e1111_config_init_hwcfg_mode(
		phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
1007 1008
}

1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029
static int m88e1145_config_init(struct phy_device *phydev)
{
	int err;

	/* Take care of errata E0 & E1 */
	err = phy_write(phydev, 0x1d, 0x001b);
	if (err < 0)
		return err;

	err = phy_write(phydev, 0x1e, 0x418f);
	if (err < 0)
		return err;

	err = phy_write(phydev, 0x1d, 0x0016);
	if (err < 0)
		return err;

	err = phy_write(phydev, 0x1e, 0xa2da);
	if (err < 0)
		return err;

1030
	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
1031
		err = m88e1145_config_init_rgmii(phydev);
1032 1033 1034 1035
		if (err < 0)
			return err;
	}

1036
	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1037
		err = m88e1145_config_init_sgmii(phydev);
1038 1039 1040 1041
		if (err < 0)
			return err;
	}

1042 1043 1044 1045
	err = marvell_of_reg_init(phydev);
	if (err < 0)
		return err;

1046 1047
	return 0;
}
1048

1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081
/* The VOD can be out of specification on link up. Poke an
 * undocumented register, in an undocumented page, with a magic value
 * to fix this.
 */
static int m88e6390_errata(struct phy_device *phydev)
{
	int err;

	err = phy_write(phydev, MII_BMCR,
			BMCR_ANENABLE | BMCR_SPEED1000 | BMCR_FULLDPLX);
	if (err)
		return err;

	usleep_range(300, 400);

	err = phy_write_paged(phydev, 0xf8, 0x08, 0x36);
	if (err)
		return err;

	return genphy_soft_reset(phydev);
}

static int m88e6390_config_aneg(struct phy_device *phydev)
{
	int err;

	err = m88e6390_errata(phydev);
	if (err)
		return err;

	return m88e1510_config_aneg(phydev);
}

1082
/**
1083
 * fiber_lpa_mod_linkmode_lpa_t
1084
 * @advertising: the linkmode advertisement settings
1085 1086
 * @lpa: value of the MII_LPA register for fiber link
 *
1087 1088 1089
 * A small helper function that translates MII_LPA bits to linkmode LP
 * advertisement settings. Other bits in advertising are left
 * unchanged.
1090
 */
1091
static void fiber_lpa_mod_linkmode_lpa_t(unsigned long *advertising, u32 lpa)
1092
{
1093 1094 1095 1096 1097
	linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
			 advertising, lpa & LPA_FIBER_1000HALF);

	linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
			 advertising, lpa & LPA_FIBER_1000FULL);
1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111
}

/**
 * marvell_update_link - update link status in real time in @phydev
 * @phydev: target phy_device struct
 *
 * Description: Update the value in phydev->link to reflect the
 *   current link value.
 */
static int marvell_update_link(struct phy_device *phydev, int fiber)
{
	int status;

	/* Use the generic register for copper link, or specific
1112 1113
	 * register for fiber case
	 */
1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129
	if (fiber) {
		status = phy_read(phydev, MII_M1011_PHY_STATUS);
		if (status < 0)
			return status;

		if ((status & REGISTER_LINK_STATUS) == 0)
			phydev->link = 0;
		else
			phydev->link = 1;
	} else {
		return genphy_update_link(phydev);
	}

	return 0;
}

1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172
static int marvell_read_status_page_an(struct phy_device *phydev,
				       int fiber)
{
	int status;
	int lpa;
	int lpagb;

	status = phy_read(phydev, MII_M1011_PHY_STATUS);
	if (status < 0)
		return status;

	lpa = phy_read(phydev, MII_LPA);
	if (lpa < 0)
		return lpa;

	lpagb = phy_read(phydev, MII_STAT1000);
	if (lpagb < 0)
		return lpagb;

	if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
		phydev->duplex = DUPLEX_FULL;
	else
		phydev->duplex = DUPLEX_HALF;

	status = status & MII_M1011_PHY_STATUS_SPD_MASK;
	phydev->pause = 0;
	phydev->asym_pause = 0;

	switch (status) {
	case MII_M1011_PHY_STATUS_1000:
		phydev->speed = SPEED_1000;
		break;

	case MII_M1011_PHY_STATUS_100:
		phydev->speed = SPEED_100;
		break;

	default:
		phydev->speed = SPEED_10;
		break;
	}

	if (!fiber) {
1173
		mii_lpa_to_linkmode_lpa_t(phydev->lp_advertising, lpa);
1174
		mii_stat1000_mod_linkmode_lpa_t(phydev->lp_advertising, lpagb);
1175 1176 1177 1178 1179 1180 1181

		if (phydev->duplex == DUPLEX_FULL) {
			phydev->pause = lpa & LPA_PAUSE_CAP ? 1 : 0;
			phydev->asym_pause = lpa & LPA_PAUSE_ASYM ? 1 : 0;
		}
	} else {
		/* The fiber link is only 1000M capable */
1182
		fiber_lpa_mod_linkmode_lpa_t(phydev->lp_advertising, lpa);
1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220

		if (phydev->duplex == DUPLEX_FULL) {
			if (!(lpa & LPA_PAUSE_FIBER)) {
				phydev->pause = 0;
				phydev->asym_pause = 0;
			} else if ((lpa & LPA_PAUSE_ASYM_FIBER)) {
				phydev->pause = 1;
				phydev->asym_pause = 1;
			} else {
				phydev->pause = 1;
				phydev->asym_pause = 0;
			}
		}
	}
	return 0;
}

static int marvell_read_status_page_fixed(struct phy_device *phydev)
{
	int bmcr = phy_read(phydev, MII_BMCR);

	if (bmcr < 0)
		return bmcr;

	if (bmcr & BMCR_FULLDPLX)
		phydev->duplex = DUPLEX_FULL;
	else
		phydev->duplex = DUPLEX_HALF;

	if (bmcr & BMCR_SPEED1000)
		phydev->speed = SPEED_1000;
	else if (bmcr & BMCR_SPEED100)
		phydev->speed = SPEED_100;
	else
		phydev->speed = SPEED_10;

	phydev->pause = 0;
	phydev->asym_pause = 0;
1221
	linkmode_zero(phydev->lp_advertising);
1222 1223 1224 1225

	return 0;
}

1226
/* marvell_read_status_page
1227
 *
1228
 * Description:
1229 1230 1231 1232 1233
 *   Check the link, then figure out the current state
 *   by comparing what we advertise with what the link partner
 *   advertises.  Start by checking the gigabit possibilities,
 *   then move on to 10/100.
 */
1234
static int marvell_read_status_page(struct phy_device *phydev, int page)
1235
{
1236
	int fiber;
1237
	int err;
1238

1239
	/* Detect and update the link, but return if there
1240 1241
	 * was an error
	 */
1242
	if (page == MII_MARVELL_FIBER_PAGE)
1243 1244 1245 1246 1247
		fiber = 1;
	else
		fiber = 0;

	err = marvell_update_link(phydev, fiber);
1248 1249 1250
	if (err)
		return err;

1251 1252 1253 1254
	if (phydev->autoneg == AUTONEG_ENABLE)
		err = marvell_read_status_page_an(phydev, fiber);
	else
		err = marvell_read_status_page_fixed(phydev);
1255

1256
	return err;
1257 1258
}

1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272
/* marvell_read_status
 *
 * Some Marvell's phys have two modes: fiber and copper.
 * Both need status checked.
 * Description:
 *   First, check the fiber link and status.
 *   If the fiber link is down, check the copper link and status which
 *   will be the default value if both link are down.
 */
static int marvell_read_status(struct phy_device *phydev)
{
	int err;

	/* Check the fiber mode first */
1273 1274
	if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
			      phydev->supported) &&
1275
	    phydev->interface != PHY_INTERFACE_MODE_SGMII) {
1276
		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1277 1278 1279
		if (err < 0)
			goto error;

1280
		err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE);
1281 1282 1283
		if (err < 0)
			goto error;

1284 1285 1286 1287 1288 1289 1290
		/* If the fiber link is up, it is the selected and
		 * used link. In this case, we need to stay in the
		 * fiber page. Please to be careful about that, avoid
		 * to restore Copper page in other functions which
		 * could break the behaviour for some fiber phy like
		 * 88E1512.
		 */
1291 1292 1293 1294
		if (phydev->link)
			return 0;

		/* If fiber link is down, check and save copper mode state */
1295
		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1296 1297 1298 1299
		if (err < 0)
			goto error;
	}

1300
	return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE);
1301 1302

error:
1303
	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1304 1305
	return err;
}
1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316

/* marvell_suspend
 *
 * Some Marvell's phys have two modes: fiber and copper.
 * Both need to be suspended
 */
static int marvell_suspend(struct phy_device *phydev)
{
	int err;

	/* Suspend the fiber mode first */
1317 1318
	if (!linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
			       phydev->supported)) {
1319
		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1320 1321 1322 1323 1324 1325 1326 1327 1328
		if (err < 0)
			goto error;

		/* With the page set, use the generic suspend */
		err = genphy_suspend(phydev);
		if (err < 0)
			goto error;

		/* Then, the copper link */
1329
		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1330 1331 1332 1333 1334 1335 1336 1337
		if (err < 0)
			goto error;
	}

	/* With the page set, use the generic suspend */
	return genphy_suspend(phydev);

error:
1338
	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351
	return err;
}

/* marvell_resume
 *
 * Some Marvell's phys have two modes: fiber and copper.
 * Both need to be resumed
 */
static int marvell_resume(struct phy_device *phydev)
{
	int err;

	/* Resume the fiber mode first */
1352 1353
	if (!linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
			       phydev->supported)) {
1354
		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1355 1356 1357 1358 1359 1360 1361 1362 1363
		if (err < 0)
			goto error;

		/* With the page set, use the generic resume */
		err = genphy_resume(phydev);
		if (err < 0)
			goto error;

		/* Then, the copper link */
1364
		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1365 1366 1367 1368 1369 1370 1371 1372
		if (err < 0)
			goto error;
	}

	/* With the page set, use the generic resume */
	return genphy_resume(phydev);

error:
1373
	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1374 1375 1376
	return err;
}

1377 1378 1379
static int marvell_aneg_done(struct phy_device *phydev)
{
	int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
1380

1381 1382 1383
	return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
}

1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395
static int m88e1121_did_interrupt(struct phy_device *phydev)
{
	int imask;

	imask = phy_read(phydev, MII_M1011_IEVENT);

	if (imask & MII_M1011_IMASK_INIT)
		return 1;

	return 0;
}

1396 1397
static void m88e1318_get_wol(struct phy_device *phydev,
			     struct ethtool_wolinfo *wol)
1398
{
1399 1400
	int oldpage, ret = 0;

1401 1402 1403
	wol->supported = WAKE_MAGIC;
	wol->wolopts = 0;

1404 1405 1406
	oldpage = phy_select_page(phydev, MII_MARVELL_WOL_PAGE);
	if (oldpage < 0)
		goto error;
1407

1408 1409
	ret = __phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL);
	if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
1410 1411
		wol->wolopts |= WAKE_MAGIC;

1412 1413
error:
	phy_restore_page(phydev, oldpage, ret);
1414 1415
}

1416 1417
static int m88e1318_set_wol(struct phy_device *phydev,
			    struct ethtool_wolinfo *wol)
1418
{
1419
	int err = 0, oldpage;
1420

1421 1422 1423
	oldpage = phy_save_page(phydev);
	if (oldpage < 0)
		goto error;
1424 1425 1426

	if (wol->wolopts & WAKE_MAGIC) {
		/* Explicitly switch to page 0x00, just to be sure */
1427
		err = marvell_write_page(phydev, MII_MARVELL_COPPER_PAGE);
1428
		if (err < 0)
1429
			goto error;
1430

1431 1432 1433 1434 1435 1436 1437
		/* If WOL event happened once, the LED[2] interrupt pin
		 * will not be cleared unless we reading the interrupt status
		 * register. If interrupts are in use, the normal interrupt
		 * handling will clear the WOL event. Clear the WOL event
		 * before enabling it if !phy_interrupt_is_valid()
		 */
		if (!phy_interrupt_is_valid(phydev))
1438
			__phy_read(phydev, MII_M1011_IEVENT);
1439

1440
		/* Enable the WOL interrupt */
1441 1442
		err = __phy_modify(phydev, MII_88E1318S_PHY_CSIER, 0,
				   MII_88E1318S_PHY_CSIER_WOL_EIE);
1443
		if (err < 0)
1444
			goto error;
1445

1446
		err = marvell_write_page(phydev, MII_MARVELL_LED_PAGE);
1447
		if (err < 0)
1448
			goto error;
1449 1450

		/* Setup LED[2] as interrupt pin (active low) */
1451
		err = __phy_modify(phydev, MII_88E1318S_PHY_LED_TCR,
1452
				   MII_88E1318S_PHY_LED_TCR_FORCE_INT,
1453 1454
				   MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
				   MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
1455
		if (err < 0)
1456
			goto error;
1457

1458
		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1459
		if (err < 0)
1460
			goto error;
1461 1462

		/* Store the device address for the magic packet */
1463
		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2,
1464 1465 1466
				((phydev->attached_dev->dev_addr[5] << 8) |
				 phydev->attached_dev->dev_addr[4]));
		if (err < 0)
1467 1468
			goto error;
		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1,
1469 1470 1471
				((phydev->attached_dev->dev_addr[3] << 8) |
				 phydev->attached_dev->dev_addr[2]));
		if (err < 0)
1472 1473
			goto error;
		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0,
1474 1475 1476
				((phydev->attached_dev->dev_addr[1] << 8) |
				 phydev->attached_dev->dev_addr[0]));
		if (err < 0)
1477
			goto error;
1478 1479

		/* Clear WOL status and enable magic packet matching */
1480 1481 1482
		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0,
				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
				   MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE);
1483
		if (err < 0)
1484
			goto error;
1485
	} else {
1486
		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1487
		if (err < 0)
1488
			goto error;
1489 1490

		/* Clear WOL status and disable magic packet matching */
1491
		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
1492
				   MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE,
1493
				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
1494
		if (err < 0)
1495
			goto error;
1496 1497
	}

1498 1499
error:
	return phy_restore_page(phydev, oldpage, err);
1500 1501
}

1502 1503
static int marvell_get_sset_count(struct phy_device *phydev)
{
1504 1505
	if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
			      phydev->supported))
1506 1507 1508
		return ARRAY_SIZE(marvell_hw_stats);
	else
		return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS;
1509 1510 1511 1512 1513 1514 1515
}

static void marvell_get_strings(struct phy_device *phydev, u8 *data)
{
	int i;

	for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++) {
1516 1517
		strlcpy(data + i * ETH_GSTRING_LEN,
			marvell_hw_stats[i].string, ETH_GSTRING_LEN);
1518 1519 1520 1521 1522 1523 1524
	}
}

static u64 marvell_get_stat(struct phy_device *phydev, int i)
{
	struct marvell_hw_stat stat = marvell_hw_stats[i];
	struct marvell_priv *priv = phydev->priv;
1525
	int val;
1526
	u64 ret;
1527

1528
	val = phy_read_paged(phydev, stat.page, stat.reg);
1529
	if (val < 0) {
1530
		ret = U64_MAX;
1531 1532 1533
	} else {
		val = val & ((1 << stat.bits) - 1);
		priv->stats[i] += val;
1534
		ret = priv->stats[i];
1535 1536
	}

1537
	return ret;
1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548
}

static void marvell_get_stats(struct phy_device *phydev,
			      struct ethtool_stats *stats, u64 *data)
{
	int i;

	for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++)
		data[i] = marvell_get_stat(phydev, i);
}

1549 1550 1551
#ifdef CONFIG_HWMON
static int m88e1121_get_temp(struct phy_device *phydev, long *temp)
{
1552
	int oldpage;
1553
	int ret = 0;
1554 1555 1556 1557
	int val;

	*temp = 0;

1558 1559 1560
	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
	if (oldpage < 0)
		goto error;
1561

1562
	/* Enable temperature sensor */
1563
	ret = __phy_read(phydev, MII_88E1121_MISC_TEST);
1564 1565 1566
	if (ret < 0)
		goto error;

1567 1568
	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
			  ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1569 1570 1571 1572 1573 1574
	if (ret < 0)
		goto error;

	/* Wait for temperature to stabilize */
	usleep_range(10000, 12000);

1575
	val = __phy_read(phydev, MII_88E1121_MISC_TEST);
1576 1577 1578 1579 1580 1581
	if (val < 0) {
		ret = val;
		goto error;
	}

	/* Disable temperature sensor */
1582 1583
	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
			  ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1584 1585 1586 1587 1588 1589
	if (ret < 0)
		goto error;

	*temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000;

error:
1590
	return phy_restore_page(phydev, oldpage, ret);
1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667
}

static int m88e1121_hwmon_read(struct device *dev,
			       enum hwmon_sensor_types type,
			       u32 attr, int channel, long *temp)
{
	struct phy_device *phydev = dev_get_drvdata(dev);
	int err;

	switch (attr) {
	case hwmon_temp_input:
		err = m88e1121_get_temp(phydev, temp);
		break;
	default:
		return -EOPNOTSUPP;
	}

	return err;
}

static umode_t m88e1121_hwmon_is_visible(const void *data,
					 enum hwmon_sensor_types type,
					 u32 attr, int channel)
{
	if (type != hwmon_temp)
		return 0;

	switch (attr) {
	case hwmon_temp_input:
		return 0444;
	default:
		return 0;
	}
}

static u32 m88e1121_hwmon_chip_config[] = {
	HWMON_C_REGISTER_TZ,
	0
};

static const struct hwmon_channel_info m88e1121_hwmon_chip = {
	.type = hwmon_chip,
	.config = m88e1121_hwmon_chip_config,
};

static u32 m88e1121_hwmon_temp_config[] = {
	HWMON_T_INPUT,
	0
};

static const struct hwmon_channel_info m88e1121_hwmon_temp = {
	.type = hwmon_temp,
	.config = m88e1121_hwmon_temp_config,
};

static const struct hwmon_channel_info *m88e1121_hwmon_info[] = {
	&m88e1121_hwmon_chip,
	&m88e1121_hwmon_temp,
	NULL
};

static const struct hwmon_ops m88e1121_hwmon_hwmon_ops = {
	.is_visible = m88e1121_hwmon_is_visible,
	.read = m88e1121_hwmon_read,
};

static const struct hwmon_chip_info m88e1121_hwmon_chip_info = {
	.ops = &m88e1121_hwmon_hwmon_ops,
	.info = m88e1121_hwmon_info,
};

static int m88e1510_get_temp(struct phy_device *phydev, long *temp)
{
	int ret;

	*temp = 0;

1668 1669
	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
			     MII_88E1510_TEMP_SENSOR);
1670
	if (ret < 0)
1671
		return ret;
1672 1673 1674

	*temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000;

1675
	return 0;
1676 1677
}

1678
static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp)
1679 1680 1681 1682 1683
{
	int ret;

	*temp = 0;

1684 1685
	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
			     MII_88E1121_MISC_TEST);
1686
	if (ret < 0)
1687
		return ret;
1688 1689 1690 1691 1692 1693

	*temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >>
		  MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25;
	/* convert to mC */
	*temp *= 1000;

1694
	return 0;
1695 1696
}

1697
static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp)
1698 1699 1700 1701
{
	temp = temp / 1000;
	temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f);

1702 1703 1704 1705
	return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
				MII_88E1121_MISC_TEST,
				MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK,
				temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT);
1706 1707
}

1708
static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm)
1709 1710 1711 1712 1713
{
	int ret;

	*alarm = false;

1714 1715
	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
			     MII_88E1121_MISC_TEST);
1716
	if (ret < 0)
1717
		return ret;
1718

1719
	*alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ);
1720

1721
	return 0;
1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809
}

static int m88e1510_hwmon_read(struct device *dev,
			       enum hwmon_sensor_types type,
			       u32 attr, int channel, long *temp)
{
	struct phy_device *phydev = dev_get_drvdata(dev);
	int err;

	switch (attr) {
	case hwmon_temp_input:
		err = m88e1510_get_temp(phydev, temp);
		break;
	case hwmon_temp_crit:
		err = m88e1510_get_temp_critical(phydev, temp);
		break;
	case hwmon_temp_max_alarm:
		err = m88e1510_get_temp_alarm(phydev, temp);
		break;
	default:
		return -EOPNOTSUPP;
	}

	return err;
}

static int m88e1510_hwmon_write(struct device *dev,
				enum hwmon_sensor_types type,
				u32 attr, int channel, long temp)
{
	struct phy_device *phydev = dev_get_drvdata(dev);
	int err;

	switch (attr) {
	case hwmon_temp_crit:
		err = m88e1510_set_temp_critical(phydev, temp);
		break;
	default:
		return -EOPNOTSUPP;
	}
	return err;
}

static umode_t m88e1510_hwmon_is_visible(const void *data,
					 enum hwmon_sensor_types type,
					 u32 attr, int channel)
{
	if (type != hwmon_temp)
		return 0;

	switch (attr) {
	case hwmon_temp_input:
	case hwmon_temp_max_alarm:
		return 0444;
	case hwmon_temp_crit:
		return 0644;
	default:
		return 0;
	}
}

static u32 m88e1510_hwmon_temp_config[] = {
	HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM,
	0
};

static const struct hwmon_channel_info m88e1510_hwmon_temp = {
	.type = hwmon_temp,
	.config = m88e1510_hwmon_temp_config,
};

static const struct hwmon_channel_info *m88e1510_hwmon_info[] = {
	&m88e1121_hwmon_chip,
	&m88e1510_hwmon_temp,
	NULL
};

static const struct hwmon_ops m88e1510_hwmon_hwmon_ops = {
	.is_visible = m88e1510_hwmon_is_visible,
	.read = m88e1510_hwmon_read,
	.write = m88e1510_hwmon_write,
};

static const struct hwmon_chip_info m88e1510_hwmon_chip_info = {
	.ops = &m88e1510_hwmon_hwmon_ops,
	.info = m88e1510_hwmon_info,
};

1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926
static int m88e6390_get_temp(struct phy_device *phydev, long *temp)
{
	int sum = 0;
	int oldpage;
	int ret = 0;
	int i;

	*temp = 0;

	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
	if (oldpage < 0)
		goto error;

	/* Enable temperature sensor */
	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
	if (ret < 0)
		goto error;

	ret = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
	ret |= MII_88E6390_MISC_TEST_SAMPLE_ENABLE |
		MII_88E6390_MISC_TEST_SAMPLE_1S;

	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
	if (ret < 0)
		goto error;

	/* Wait for temperature to stabilize */
	usleep_range(10000, 12000);

	/* Reading the temperature sense has an errata. You need to read
	 * a number of times and take an average.
	 */
	for (i = 0; i < MII_88E6390_TEMP_SENSOR_SAMPLES; i++) {
		ret = __phy_read(phydev, MII_88E6390_TEMP_SENSOR);
		if (ret < 0)
			goto error;
		sum += ret & MII_88E6390_TEMP_SENSOR_MASK;
	}

	sum /= MII_88E6390_TEMP_SENSOR_SAMPLES;
	*temp = (sum  - 75) * 1000;

	/* Disable temperature sensor */
	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
	if (ret < 0)
		goto error;

	ret = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
	ret |= MII_88E6390_MISC_TEST_SAMPLE_DISABLE;

	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);

error:
	phy_restore_page(phydev, oldpage, ret);

	return ret;
}

static int m88e6390_hwmon_read(struct device *dev,
			       enum hwmon_sensor_types type,
			       u32 attr, int channel, long *temp)
{
	struct phy_device *phydev = dev_get_drvdata(dev);
	int err;

	switch (attr) {
	case hwmon_temp_input:
		err = m88e6390_get_temp(phydev, temp);
		break;
	default:
		return -EOPNOTSUPP;
	}

	return err;
}

static umode_t m88e6390_hwmon_is_visible(const void *data,
					 enum hwmon_sensor_types type,
					 u32 attr, int channel)
{
	if (type != hwmon_temp)
		return 0;

	switch (attr) {
	case hwmon_temp_input:
		return 0444;
	default:
		return 0;
	}
}

static u32 m88e6390_hwmon_temp_config[] = {
	HWMON_T_INPUT,
	0
};

static const struct hwmon_channel_info m88e6390_hwmon_temp = {
	.type = hwmon_temp,
	.config = m88e6390_hwmon_temp_config,
};

static const struct hwmon_channel_info *m88e6390_hwmon_info[] = {
	&m88e1121_hwmon_chip,
	&m88e6390_hwmon_temp,
	NULL
};

static const struct hwmon_ops m88e6390_hwmon_hwmon_ops = {
	.is_visible = m88e6390_hwmon_is_visible,
	.read = m88e6390_hwmon_read,
};

static const struct hwmon_chip_info m88e6390_hwmon_chip_info = {
	.ops = &m88e6390_hwmon_hwmon_ops,
	.info = m88e6390_hwmon_info,
};

1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972
static int marvell_hwmon_name(struct phy_device *phydev)
{
	struct marvell_priv *priv = phydev->priv;
	struct device *dev = &phydev->mdio.dev;
	const char *devname = dev_name(dev);
	size_t len = strlen(devname);
	int i, j;

	priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL);
	if (!priv->hwmon_name)
		return -ENOMEM;

	for (i = j = 0; i < len && devname[i]; i++) {
		if (isalnum(devname[i]))
			priv->hwmon_name[j++] = devname[i];
	}

	return 0;
}

static int marvell_hwmon_probe(struct phy_device *phydev,
			       const struct hwmon_chip_info *chip)
{
	struct marvell_priv *priv = phydev->priv;
	struct device *dev = &phydev->mdio.dev;
	int err;

	err = marvell_hwmon_name(phydev);
	if (err)
		return err;

	priv->hwmon_dev = devm_hwmon_device_register_with_info(
		dev, priv->hwmon_name, phydev, chip, NULL);

	return PTR_ERR_OR_ZERO(priv->hwmon_dev);
}

static int m88e1121_hwmon_probe(struct phy_device *phydev)
{
	return marvell_hwmon_probe(phydev, &m88e1121_hwmon_chip_info);
}

static int m88e1510_hwmon_probe(struct phy_device *phydev)
{
	return marvell_hwmon_probe(phydev, &m88e1510_hwmon_chip_info);
}
1973 1974 1975 1976 1977

static int m88e6390_hwmon_probe(struct phy_device *phydev)
{
	return marvell_hwmon_probe(phydev, &m88e6390_hwmon_chip_info);
}
1978 1979 1980 1981 1982 1983 1984 1985 1986 1987
#else
static int m88e1121_hwmon_probe(struct phy_device *phydev)
{
	return 0;
}

static int m88e1510_hwmon_probe(struct phy_device *phydev)
{
	return 0;
}
1988 1989 1990 1991 1992

static int m88e6390_hwmon_probe(struct phy_device *phydev)
{
	return 0;
}
1993 1994
#endif

1995 1996 1997 1998
static int marvell_probe(struct phy_device *phydev)
{
	struct marvell_priv *priv;

A
Andrew Lunn 已提交
1999
	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
2000 2001 2002 2003 2004 2005 2006 2007
	if (!priv)
		return -ENOMEM;

	phydev->priv = priv;

	return 0;
}

2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029
static int m88e1121_probe(struct phy_device *phydev)
{
	int err;

	err = marvell_probe(phydev);
	if (err)
		return err;

	return m88e1121_hwmon_probe(phydev);
}

static int m88e1510_probe(struct phy_device *phydev)
{
	int err;

	err = marvell_probe(phydev);
	if (err)
		return err;

	return m88e1510_hwmon_probe(phydev);
}

2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040
static int m88e6390_probe(struct phy_device *phydev)
{
	int err;

	err = marvell_probe(phydev);
	if (err)
		return err;

	return m88e6390_hwmon_probe(phydev);
}

O
Olof Johansson 已提交
2041 2042
static struct phy_driver marvell_drivers[] = {
	{
2043 2044
		.phy_id = MARVELL_PHY_ID_88E1101,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
O
Olof Johansson 已提交
2045 2046
		.name = "Marvell 88E1101",
		.features = PHY_GBIT_FEATURES,
2047
		.probe = marvell_probe,
2048
		.config_init = &marvell_config_init,
2049
		.config_aneg = &m88e1101_config_aneg,
O
Olof Johansson 已提交
2050 2051
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
2052 2053
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2054 2055
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2056 2057 2058
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
O
Olof Johansson 已提交
2059
	},
2060
	{
2061 2062
		.phy_id = MARVELL_PHY_ID_88E1112,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
2063 2064
		.name = "Marvell 88E1112",
		.features = PHY_GBIT_FEATURES,
2065
		.probe = marvell_probe,
2066 2067 2068 2069
		.config_init = &m88e1111_config_init,
		.config_aneg = &marvell_config_aneg,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
2070 2071
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2072 2073
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2074 2075 2076
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
2077
	},
O
Olof Johansson 已提交
2078
	{
2079 2080
		.phy_id = MARVELL_PHY_ID_88E1111,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
O
Olof Johansson 已提交
2081 2082
		.name = "Marvell 88E1111",
		.features = PHY_GBIT_FEATURES,
2083
		.probe = marvell_probe,
O
Olof Johansson 已提交
2084
		.config_init = &m88e1111_config_init,
2085
		.config_aneg = &marvell_config_aneg,
2086
		.read_status = &marvell_read_status,
O
Olof Johansson 已提交
2087 2088
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
2089 2090
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2091 2092
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2093 2094 2095
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
O
Olof Johansson 已提交
2096
	},
2097
	{
2098 2099
		.phy_id = MARVELL_PHY_ID_88E1118,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
2100 2101
		.name = "Marvell 88E1118",
		.features = PHY_GBIT_FEATURES,
2102
		.probe = marvell_probe,
2103 2104 2105 2106
		.config_init = &m88e1118_config_init,
		.config_aneg = &m88e1118_config_aneg,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
2107 2108
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2109 2110
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2111 2112 2113
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
2114
	},
2115
	{
2116 2117
		.phy_id = MARVELL_PHY_ID_88E1121R,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
2118 2119
		.name = "Marvell 88E1121R",
		.features = PHY_GBIT_FEATURES,
2120
		.probe = &m88e1121_probe,
2121
		.config_init = &marvell_config_init,
2122 2123 2124 2125
		.config_aneg = &m88e1121_config_aneg,
		.read_status = &marvell_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
2126
		.did_interrupt = &m88e1121_did_interrupt,
2127 2128
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2129 2130
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2131 2132 2133
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
2134
	},
2135
	{
2136
		.phy_id = MARVELL_PHY_ID_88E1318S,
2137
		.phy_id_mask = MARVELL_PHY_ID_MASK,
2138
		.name = "Marvell 88E1318S",
2139
		.features = PHY_GBIT_FEATURES,
2140
		.probe = marvell_probe,
2141
		.config_init = &m88e1318_config_init,
2142
		.config_aneg = &m88e1318_config_aneg,
2143 2144 2145 2146
		.read_status = &marvell_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
		.did_interrupt = &m88e1121_did_interrupt,
2147 2148
		.get_wol = &m88e1318_get_wol,
		.set_wol = &m88e1318_set_wol,
2149 2150
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2151 2152
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2153 2154 2155
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
2156
	},
O
Olof Johansson 已提交
2157
	{
2158 2159
		.phy_id = MARVELL_PHY_ID_88E1145,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
O
Olof Johansson 已提交
2160 2161
		.name = "Marvell 88E1145",
		.features = PHY_GBIT_FEATURES,
2162
		.probe = marvell_probe,
O
Olof Johansson 已提交
2163
		.config_init = &m88e1145_config_init,
2164
		.config_aneg = &m88e1101_config_aneg,
O
Olof Johansson 已提交
2165 2166 2167
		.read_status = &genphy_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
2168 2169
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2170 2171
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2172 2173 2174
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
2175
	},
2176 2177 2178 2179 2180
	{
		.phy_id = MARVELL_PHY_ID_88E1149R,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
		.name = "Marvell 88E1149R",
		.features = PHY_GBIT_FEATURES,
2181
		.probe = marvell_probe,
2182 2183 2184 2185
		.config_init = &m88e1149_config_init,
		.config_aneg = &m88e1118_config_aneg,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
2186 2187
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2188 2189
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2190 2191 2192
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
2193
	},
2194
	{
2195 2196
		.phy_id = MARVELL_PHY_ID_88E1240,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
2197 2198
		.name = "Marvell 88E1240",
		.features = PHY_GBIT_FEATURES,
2199
		.probe = marvell_probe,
2200 2201 2202 2203
		.config_init = &m88e1111_config_init,
		.config_aneg = &marvell_config_aneg,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
2204 2205
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2206 2207
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2208 2209 2210
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
2211
	},
M
Michal Simek 已提交
2212 2213 2214 2215 2216
	{
		.phy_id = MARVELL_PHY_ID_88E1116R,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
		.name = "Marvell 88E1116R",
		.features = PHY_GBIT_FEATURES,
2217
		.probe = marvell_probe,
M
Michal Simek 已提交
2218 2219 2220
		.config_init = &m88e1116r_config_init,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
2221 2222
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2223 2224
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2225 2226 2227
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
M
Michal Simek 已提交
2228
	},
M
Michal Simek 已提交
2229 2230 2231 2232
	{
		.phy_id = MARVELL_PHY_ID_88E1510,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
		.name = "Marvell 88E1510",
2233
		.features = PHY_GBIT_FIBRE_FEATURES,
2234
		.probe = &m88e1510_probe,
2235
		.config_init = &m88e1510_config_init,
M
Michal Simek 已提交
2236 2237 2238 2239 2240
		.config_aneg = &m88e1510_config_aneg,
		.read_status = &marvell_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
		.did_interrupt = &m88e1121_did_interrupt,
2241 2242
		.get_wol = &m88e1318_get_wol,
		.set_wol = &m88e1318_set_wol,
2243 2244
		.resume = &marvell_resume,
		.suspend = &marvell_suspend,
2245 2246
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2247 2248 2249
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
2250
		.set_loopback = genphy_loopback,
M
Michal Simek 已提交
2251
	},
2252 2253 2254 2255 2256
	{
		.phy_id = MARVELL_PHY_ID_88E1540,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
		.name = "Marvell 88E1540",
		.features = PHY_GBIT_FEATURES,
2257
		.probe = m88e1510_probe,
2258
		.config_init = &marvell_config_init,
2259 2260 2261 2262 2263 2264 2265
		.config_aneg = &m88e1510_config_aneg,
		.read_status = &marvell_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
		.did_interrupt = &m88e1121_did_interrupt,
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2266 2267
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2268 2269 2270
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
2271
	},
2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285
	{
		.phy_id = MARVELL_PHY_ID_88E1545,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
		.name = "Marvell 88E1545",
		.probe = m88e1510_probe,
		.features = PHY_GBIT_FEATURES,
		.config_init = &marvell_config_init,
		.config_aneg = &m88e1510_config_aneg,
		.read_status = &marvell_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
		.did_interrupt = &m88e1121_did_interrupt,
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2286 2287
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2288 2289 2290 2291
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
	},
2292 2293 2294 2295 2296
	{
		.phy_id = MARVELL_PHY_ID_88E3016,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
		.name = "Marvell 88E3016",
		.features = PHY_BASIC_FEATURES,
2297
		.probe = marvell_probe,
2298 2299 2300 2301 2302 2303 2304 2305
		.config_init = &m88e3016_config_init,
		.aneg_done = &marvell_aneg_done,
		.read_status = &marvell_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
		.did_interrupt = &m88e1121_did_interrupt,
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2306 2307
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2308 2309 2310
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
2311
	},
2312 2313 2314 2315 2316
	{
		.phy_id = MARVELL_PHY_ID_88E6390,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
		.name = "Marvell 88E6390",
		.features = PHY_GBIT_FEATURES,
2317
		.probe = m88e6390_probe,
2318
		.config_init = &marvell_config_init,
2319
		.config_aneg = &m88e6390_config_aneg,
2320 2321 2322 2323 2324 2325
		.read_status = &marvell_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
		.did_interrupt = &m88e1121_did_interrupt,
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
2326 2327
		.read_page = marvell_read_page,
		.write_page = marvell_write_page,
2328 2329 2330 2331
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
	},
2332 2333
};

2334
module_phy_driver(marvell_drivers);
2335

2336
static struct mdio_device_id __maybe_unused marvell_tbl[] = {
2337 2338 2339 2340 2341 2342 2343 2344 2345
	{ MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
	{ MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK },
	{ MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK },
	{ MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK },
	{ MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK },
	{ MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK },
	{ MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK },
	{ MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK },
	{ MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK },
M
Michal Simek 已提交
2346
	{ MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
M
Michal Simek 已提交
2347
	{ MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
2348
	{ MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK },
2349
	{ MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK },
2350
	{ MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
2351
	{ MARVELL_PHY_ID_88E6390, MARVELL_PHY_ID_MASK },
2352 2353 2354 2355
	{ }
};

MODULE_DEVICE_TABLE(mdio, marvell_tbl);