marvell.c 39.1 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 20 21 22 23 24 25 26 27 28 29 30 31 32 33
 * 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>
#include <linux/errno.h>
#include <linux/unistd.h>
#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>
34
#include <linux/marvell_phy.h>
35
#include <linux/of.h>
36

37
#include <linux/io.h>
38
#include <asm/irq.h>
39
#include <linux/uaccess.h>
40

41 42
#define MII_MARVELL_PHY_PAGE		22

43 44 45 46 47 48 49
#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

50
#define MII_M1011_PHY_SCR		0x10
51 52
#define MII_M1011_PHY_SCR_MDI		0x0000
#define MII_M1011_PHY_SCR_MDI_X		0x0020
53 54
#define MII_M1011_PHY_SCR_AUTO_CROSS	0x0060

55
#define MII_M1145_PHY_EXT_ADDR_PAGE	0x16
56
#define MII_M1145_PHY_EXT_SR		0x1b
57 58 59
#define MII_M1145_PHY_EXT_CR		0x14
#define MII_M1145_RGMII_RX_DELAY	0x0080
#define MII_M1145_RGMII_TX_DELAY	0x0002
60 61 62
#define MII_M1145_HWCFG_MODE_SGMII_NO_CLK	0x4
#define MII_M1145_HWCFG_MODE_MASK		0xf
#define MII_M1145_HWCFG_FIBER_COPPER_AUTO	0x8000
63

64 65 66 67
#define MII_M1145_HWCFG_MODE_SGMII_NO_CLK	0x4
#define MII_M1145_HWCFG_MODE_MASK		0xf
#define MII_M1145_HWCFG_FIBER_COPPER_AUTO	0x8000

68 69 70
#define MII_M1111_PHY_LED_CONTROL	0x18
#define MII_M1111_PHY_LED_DIRECT	0x4100
#define MII_M1111_PHY_LED_COMBINE	0x411c
71 72 73 74
#define MII_M1111_PHY_EXT_CR		0x14
#define MII_M1111_RX_DELAY		0x80
#define MII_M1111_TX_DELAY		0x2
#define MII_M1111_PHY_EXT_SR		0x1b
75 76 77 78

#define MII_M1111_HWCFG_MODE_MASK		0xf
#define MII_M1111_HWCFG_MODE_COPPER_RGMII	0xb
#define MII_M1111_HWCFG_MODE_FIBER_RGMII	0x3
79
#define MII_M1111_HWCFG_MODE_SGMII_NO_CLK	0x4
L
Liu Yu-B13201 已提交
80
#define MII_M1111_HWCFG_MODE_COPPER_RTBI	0x9
81 82 83 84 85 86
#define MII_M1111_HWCFG_FIBER_COPPER_AUTO	0x8000
#define MII_M1111_HWCFG_FIBER_COPPER_RES	0x2000

#define MII_M1111_COPPER		0
#define MII_M1111_FIBER			1

87 88 89 90 91 92
#define MII_88E1121_PHY_MSCR_PAGE	2
#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)
#define MII_88E1121_PHY_MSCR_DELAY_MASK	(~(0x3 << 4))

93 94
#define MII_88E1318S_PHY_MSCR1_REG	16
#define MII_88E1318S_PHY_MSCR1_PAD_ODD	BIT(6)
95

96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117
/* Copper Specific Interrupt Enable Register */
#define MII_88E1318S_PHY_CSIER                              0x12
/* WOL Event Interrupt Enable */
#define MII_88E1318S_PHY_CSIER_WOL_EIE                      BIT(7)

/* LED Timer Control Register */
#define MII_88E1318S_PHY_LED_PAGE                           0x03
#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)

/* Magic Packet MAC address registers */
#define MII_88E1318S_PHY_MAGIC_PACKET_WORD2                 0x17
#define MII_88E1318S_PHY_MAGIC_PACKET_WORD1                 0x18
#define MII_88E1318S_PHY_MAGIC_PACKET_WORD0                 0x19

#define MII_88E1318S_PHY_WOL_PAGE                           0x11
#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)

118 119 120 121
#define MII_88E1121_PHY_LED_CTRL	16
#define MII_88E1121_PHY_LED_PAGE	3
#define MII_88E1121_PHY_LED_DEF		0x0030

122 123 124 125 126 127 128 129
#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

M
Michal Simek 已提交
130 131
#define MII_M1116R_CONTROL_REG_MAC	21

132 133 134
#define MII_88E3016_PHY_SPEC_CTRL	0x10
#define MII_88E3016_DISABLE_SCRAMBLER	0x0200
#define MII_88E3016_AUTO_MDIX_CROSSOVER	0x0030
135

136 137 138 139 140
#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 */

141 142 143 144 145 146 147 148 149 150 151 152 153
#define LPA_FIBER_1000HALF	0x40
#define LPA_FIBER_1000FULL	0x20

#define LPA_PAUSE_FIBER	0x180
#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
154
#define NB_FIBER_STATS	1
155

156 157 158 159
MODULE_DESCRIPTION("Marvell PHY driver");
MODULE_AUTHOR("Andy Fleming");
MODULE_LICENSE("GPL");

160 161 162 163 164 165 166 167
struct marvell_hw_stat {
	const char *string;
	u8 page;
	u8 reg;
	u8 bits;
};

static struct marvell_hw_stat marvell_hw_stats[] = {
168
	{ "phy_receive_errors_copper", 0, 21, 16},
169
	{ "phy_idle_errors", 0, 10, 8 },
170
	{ "phy_receive_errors_fiber", 1, 21, 16},
171 172 173 174 175 176
};

struct marvell_priv {
	u64 stats[ARRAY_SIZE(marvell_hw_stats)];
};

177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193
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;

194
	if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
195 196 197 198 199 200 201
		err = phy_write(phydev, MII_M1011_IMASK, MII_M1011_IMASK_INIT);
	else
		err = phy_write(phydev, MII_M1011_IMASK, MII_M1011_IMASK_CLEAR);

	return err;
}

202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238
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;
	}

	return 0;
}

239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270
static int marvell_config_aneg(struct phy_device *phydev)
{
	int err;

	/* The Marvell PHY has an errata which requires
	 * that certain registers get written in order
	 * to restart autonegotiation */
	err = phy_write(phydev, MII_BMCR, BMCR_RESET);

	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;

271
	err = marvell_set_polarity(phydev, phydev->mdix);
272 273 274 275 276 277 278
	if (err < 0)
		return err;

	err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
			MII_M1111_PHY_LED_DIRECT);
	if (err < 0)
		return err;
279 280

	err = genphy_config_aneg(phydev);
281 282
	if (err < 0)
		return err;
283

284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301
	if (phydev->autoneg != AUTONEG_ENABLE) {
		int bmcr;

		/*
		 * A write to speed/duplex bits (that is performed by
		 * genphy_config_aneg() call above) must be followed by
		 * a software reset. Otherwise, the write has no effect.
		 */
		bmcr = phy_read(phydev, MII_BMCR);
		if (bmcr < 0)
			return bmcr;

		err = phy_write(phydev, MII_BMCR, bmcr | BMCR_RESET);
		if (err < 0)
			return err;
	}

	return 0;
302 303
}

304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345
static int m88e1111_config_aneg(struct phy_device *phydev)
{
	int err;

	/* The Marvell PHY has an errata which requires
	 * that certain registers get written in order
	 * to restart autonegotiation
	 */
	err = phy_write(phydev, MII_BMCR, BMCR_RESET);

	err = marvell_set_polarity(phydev, phydev->mdix);
	if (err < 0)
		return err;

	err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
			MII_M1111_PHY_LED_DIRECT);
	if (err < 0)
		return err;

	err = genphy_config_aneg(phydev);
	if (err < 0)
		return err;

	if (phydev->autoneg != AUTONEG_ENABLE) {
		int bmcr;

		/* A write to speed/duplex bits (that is performed by
		 * genphy_config_aneg() call above) must be followed by
		 * a software reset. Otherwise, the write has no effect.
		 */
		bmcr = phy_read(phydev, MII_BMCR);
		if (bmcr < 0)
			return bmcr;

		err = phy_write(phydev, MII_BMCR, bmcr | BMCR_RESET);
		if (err < 0)
			return err;
	}

	return 0;
}

346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365
#ifdef CONFIG_OF_MDIO
/*
 * Set and/or override some configuration registers based on the
 * 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;
	int len, i, saved_page, current_page, page_changed, ret;

A
Andrew Lunn 已提交
366
	if (!phydev->mdio.dev.of_node)
367 368
		return 0;

A
Andrew Lunn 已提交
369 370
	paddr = of_get_property(phydev->mdio.dev.of_node,
				"marvell,reg-init", &len);
371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427
	if (!paddr || len < (4 * sizeof(*paddr)))
		return 0;

	saved_page = phy_read(phydev, MII_MARVELL_PHY_PAGE);
	if (saved_page < 0)
		return saved_page;
	page_changed = 0;
	current_page = saved_page;

	ret = 0;
	len /= sizeof(*paddr);
	for (i = 0; i < len - 3; i += 4) {
		u16 reg_page = be32_to_cpup(paddr + i);
		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;

		if (reg_page != current_page) {
			current_page = reg_page;
			page_changed = 1;
			ret = phy_write(phydev, MII_MARVELL_PHY_PAGE, reg_page);
			if (ret < 0)
				goto err;
		}

		val = 0;
		if (mask) {
			val = phy_read(phydev, reg);
			if (val < 0) {
				ret = val;
				goto err;
			}
			val &= mask;
		}
		val |= val_bits;

		ret = phy_write(phydev, reg, val);
		if (ret < 0)
			goto err;

	}
err:
	if (page_changed) {
		i = phy_write(phydev, MII_MARVELL_PHY_PAGE, saved_page);
		if (ret == 0)
			ret = i;
	}
	return ret;
}
#else
static int marvell_of_reg_init(struct phy_device *phydev)
{
	return 0;
}
#endif /* CONFIG_OF_MDIO */

428 429
static int m88e1121_config_aneg(struct phy_device *phydev)
{
430 431
	int err, oldpage, mscr;

432
	oldpage = phy_read(phydev, MII_MARVELL_PHY_PAGE);
433

434
	err = phy_write(phydev, MII_MARVELL_PHY_PAGE,
435 436 437
			MII_88E1121_PHY_MSCR_PAGE);
	if (err < 0)
		return err;
A
Arnaud Patard 已提交
438

439
	if (phy_interface_is_rgmii(phydev)) {
A
Arnaud Patard 已提交
440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455

		mscr = phy_read(phydev, MII_88E1121_PHY_MSCR_REG) &
			MII_88E1121_PHY_MSCR_DELAY_MASK;

		if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
			mscr |= (MII_88E1121_PHY_MSCR_RX_DELAY |
				 MII_88E1121_PHY_MSCR_TX_DELAY);
		else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
			mscr |= MII_88E1121_PHY_MSCR_RX_DELAY;
		else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
			mscr |= MII_88E1121_PHY_MSCR_TX_DELAY;

		err = phy_write(phydev, MII_88E1121_PHY_MSCR_REG, mscr);
		if (err < 0)
			return err;
	}
456

457
	phy_write(phydev, MII_MARVELL_PHY_PAGE, oldpage);
458 459 460 461 462 463 464 465 466 467

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

	err = phy_write(phydev, MII_M1011_PHY_SCR,
			MII_M1011_PHY_SCR_AUTO_CROSS);
	if (err < 0)
		return err;

468
	return genphy_config_aneg(phydev);
469 470
}

471
static int m88e1318_config_aneg(struct phy_device *phydev)
472 473 474
{
	int err, oldpage, mscr;

475
	oldpage = phy_read(phydev, MII_MARVELL_PHY_PAGE);
476

477
	err = phy_write(phydev, MII_MARVELL_PHY_PAGE,
478 479 480 481
			MII_88E1121_PHY_MSCR_PAGE);
	if (err < 0)
		return err;

482 483
	mscr = phy_read(phydev, MII_88E1318S_PHY_MSCR1_REG);
	mscr |= MII_88E1318S_PHY_MSCR1_PAD_ODD;
484

485
	err = phy_write(phydev, MII_88E1318S_PHY_MSCR1_REG, mscr);
486 487 488
	if (err < 0)
		return err;

489
	err = phy_write(phydev, MII_MARVELL_PHY_PAGE, oldpage);
490 491 492 493 494 495
	if (err < 0)
		return err;

	return m88e1121_config_aneg(phydev);
}

M
Michal Simek 已提交
496 497 498 499 500 501 502 503
static int m88e1510_config_aneg(struct phy_device *phydev)
{
	int err;

	err = m88e1318_config_aneg(phydev);
	if (err < 0)
		return err;

504 505 506 507 508 509
	return 0;
}

static int marvell_config_init(struct phy_device *phydev)
{
	/* Set registers from marvell,reg-init DT property */
M
Michal Simek 已提交
510 511 512
	return marvell_of_reg_init(phydev);
}

M
Michal Simek 已提交
513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558
static int m88e1116r_config_init(struct phy_device *phydev)
{
	int temp;
	int err;

	temp = phy_read(phydev, MII_BMCR);
	temp |= BMCR_RESET;
	err = phy_write(phydev, MII_BMCR, temp);
	if (err < 0)
		return err;

	mdelay(500);

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

	temp = phy_read(phydev, MII_M1011_PHY_SCR);
	temp |= (7 << 12);	/* max number of gigabit attempts */
	temp |= (1 << 11);	/* enable downshift */
	temp |= MII_M1011_PHY_SCR_AUTO_CROSS;
	err = phy_write(phydev, MII_M1011_PHY_SCR, temp);
	if (err < 0)
		return err;

	err = phy_write(phydev, MII_MARVELL_PHY_PAGE, 2);
	if (err < 0)
		return err;
	temp = phy_read(phydev, MII_M1116R_CONTROL_REG_MAC);
	temp |= (1 << 5);
	temp |= (1 << 4);
	err = phy_write(phydev, MII_M1116R_CONTROL_REG_MAC, temp);
	if (err < 0)
		return err;
	err = phy_write(phydev, MII_MARVELL_PHY_PAGE, 0);
	if (err < 0)
		return err;

	temp = phy_read(phydev, MII_BMCR);
	temp |= BMCR_RESET;
	err = phy_write(phydev, MII_BMCR, temp);
	if (err < 0)
		return err;

	mdelay(500);

559
	return marvell_config_init(phydev);
M
Michal Simek 已提交
560 561
}

562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577
static int m88e3016_config_init(struct phy_device *phydev)
{
	int reg;

	/* Enable Scrambler and Auto-Crossover */
	reg = phy_read(phydev, MII_88E3016_PHY_SPEC_CTRL);
	if (reg < 0)
		return reg;

	reg &= ~MII_88E3016_DISABLE_SCRAMBLER;
	reg |= MII_88E3016_AUTO_MDIX_CROSSOVER;

	reg = phy_write(phydev, MII_88E3016_PHY_SPEC_CTRL, reg);
	if (reg < 0)
		return reg;

578
	return marvell_config_init(phydev);
579 580
}

581 582 583
static int m88e1111_config_init(struct phy_device *phydev)
{
	int err;
584 585
	int temp;

586
	if (phy_interface_is_rgmii(phydev)) {
587

588 589 590
		temp = phy_read(phydev, MII_M1111_PHY_EXT_CR);
		if (temp < 0)
			return temp;
591

592
		if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
593
			temp |= (MII_M1111_RX_DELAY | MII_M1111_TX_DELAY);
594 595 596 597 598 599
		} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
			temp &= ~MII_M1111_TX_DELAY;
			temp |= MII_M1111_RX_DELAY;
		} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
			temp &= ~MII_M1111_RX_DELAY;
			temp |= MII_M1111_TX_DELAY;
600 601
		}

602 603 604 605
		err = phy_write(phydev, MII_M1111_PHY_EXT_CR, temp);
		if (err < 0)
			return err;

606 607 608 609 610
		temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
		if (temp < 0)
			return temp;

		temp &= ~(MII_M1111_HWCFG_MODE_MASK);
611

612
		if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
613 614 615
			temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
		else
			temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
616 617 618 619 620 621

		err = phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
		if (err < 0)
			return err;
	}

622 623 624 625 626 627 628
	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
		temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
		if (temp < 0)
			return temp;

		temp &= ~(MII_M1111_HWCFG_MODE_MASK);
		temp |= MII_M1111_HWCFG_MODE_SGMII_NO_CLK;
629
		temp |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
630 631 632 633

		err = phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
		if (err < 0)
			return err;
634 635 636 637 638 639 640 641 642 643

		/* make sure copper is selected */
		err = phy_read(phydev, MII_M1145_PHY_EXT_ADDR_PAGE);
		if (err < 0)
			return err;

		err = phy_write(phydev, MII_M1145_PHY_EXT_ADDR_PAGE,
				err & (~0xff));
		if (err < 0)
			return err;
644 645
	}

L
Liu Yu-B13201 已提交
646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681
	if (phydev->interface == PHY_INTERFACE_MODE_RTBI) {
		temp = phy_read(phydev, MII_M1111_PHY_EXT_CR);
		if (temp < 0)
			return temp;
		temp |= (MII_M1111_RX_DELAY | MII_M1111_TX_DELAY);
		err = phy_write(phydev, MII_M1111_PHY_EXT_CR, temp);
		if (err < 0)
			return err;

		temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
		if (temp < 0)
			return temp;
		temp &= ~(MII_M1111_HWCFG_MODE_MASK | MII_M1111_HWCFG_FIBER_COPPER_RES);
		temp |= 0x7 | MII_M1111_HWCFG_FIBER_COPPER_AUTO;
		err = phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
		if (err < 0)
			return err;

		/* soft reset */
		err = phy_write(phydev, MII_BMCR, BMCR_RESET);
		if (err < 0)
			return err;
		do
			temp = phy_read(phydev, MII_BMCR);
		while (temp & BMCR_RESET);

		temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
		if (temp < 0)
			return temp;
		temp &= ~(MII_M1111_HWCFG_MODE_MASK | MII_M1111_HWCFG_FIBER_COPPER_RES);
		temp |= MII_M1111_HWCFG_MODE_COPPER_RTBI | MII_M1111_HWCFG_FIBER_COPPER_AUTO;
		err = phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
		if (err < 0)
			return err;
	}

682 683 684
	err = marvell_of_reg_init(phydev);
	if (err < 0)
		return err;
L
Liu Yu-B13201 已提交
685

686
	return phy_write(phydev, MII_BMCR, BMCR_RESET);
687 688
}

689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710
static int m88e1121_config_init(struct phy_device *phydev)
{
	int err, oldpage;

	oldpage = phy_read(phydev, MII_MARVELL_PHY_PAGE);

	err = phy_write(phydev, MII_MARVELL_PHY_PAGE, MII_88E1121_PHY_LED_PAGE);
	if (err < 0)
		return err;

	/* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
	err = phy_write(phydev, MII_88E1121_PHY_LED_CTRL,
			MII_88E1121_PHY_LED_DEF);
	if (err < 0)
		return err;

	phy_write(phydev, MII_MARVELL_PHY_PAGE, oldpage);

	/* Set marvell,reg-init configuration from device tree */
	return marvell_config_init(phydev);
}

711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742
static int m88e1510_config_init(struct phy_device *phydev)
{
	int err;
	int temp;

	/* SGMII-to-Copper mode initialization */
	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
		/* Select page 18 */
		err = phy_write(phydev, MII_MARVELL_PHY_PAGE, 18);
		if (err < 0)
			return err;

		/* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */
		temp = phy_read(phydev, MII_88E1510_GEN_CTRL_REG_1);
		temp &= ~MII_88E1510_GEN_CTRL_REG_1_MODE_MASK;
		temp |= MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII;
		err = phy_write(phydev, MII_88E1510_GEN_CTRL_REG_1, temp);
		if (err < 0)
			return err;

		/* PHY reset is necessary after changing MODE[2:0] */
		temp |= MII_88E1510_GEN_CTRL_REG_1_RESET;
		err = phy_write(phydev, MII_88E1510_GEN_CTRL_REG_1, temp);
		if (err < 0)
			return err;

		/* Reset page selection */
		err = phy_write(phydev, MII_MARVELL_PHY_PAGE, 0);
		if (err < 0)
			return err;
	}

743
	return m88e1121_config_init(phydev);
744 745
}

746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767
static int m88e1118_config_aneg(struct phy_device *phydev)
{
	int err;

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

	err = phy_write(phydev, MII_M1011_PHY_SCR,
			MII_M1011_PHY_SCR_AUTO_CROSS);
	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 */
768
	err = phy_write(phydev, MII_MARVELL_PHY_PAGE, 0x0002);
769 770 771 772 773 774 775 776 777
	if (err < 0)
		return err;

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

	/* Change address */
778
	err = phy_write(phydev, MII_MARVELL_PHY_PAGE, 0x0003);
779 780 781 782
	if (err < 0)
		return err;

	/* Adjust LED Control */
783 784 785 786
	if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
		err = phy_write(phydev, 0x10, 0x1100);
	else
		err = phy_write(phydev, 0x10, 0x021e);
787 788 789
	if (err < 0)
		return err;

790 791 792 793
	err = marvell_of_reg_init(phydev);
	if (err < 0)
		return err;

794
	/* Reset address */
795
	err = phy_write(phydev, MII_MARVELL_PHY_PAGE, 0x0);
796 797 798
	if (err < 0)
		return err;

799
	return phy_write(phydev, MII_BMCR, BMCR_RESET);
800 801
}

802 803 804 805 806 807 808 809 810 811 812 813 814 815
static int m88e1149_config_init(struct phy_device *phydev)
{
	int err;

	/* Change address */
	err = phy_write(phydev, MII_MARVELL_PHY_PAGE, 0x0002);
	if (err < 0)
		return err;

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

816 817 818 819
	err = marvell_of_reg_init(phydev);
	if (err < 0)
		return err;

820 821 822 823 824
	/* Reset address */
	err = phy_write(phydev, MII_MARVELL_PHY_PAGE, 0x0);
	if (err < 0)
		return err;

825
	return phy_write(phydev, MII_BMCR, BMCR_RESET);
826 827
}

828 829 830
static int m88e1145_config_init(struct phy_device *phydev)
{
	int err;
831
	int temp;
832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849

	/* 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;

850
	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
851 852 853 854 855 856 857 858 859 860
		int temp = phy_read(phydev, MII_M1145_PHY_EXT_CR);
		if (temp < 0)
			return temp;

		temp |= (MII_M1145_RGMII_RX_DELAY | MII_M1145_RGMII_TX_DELAY);

		err = phy_write(phydev, MII_M1145_PHY_EXT_CR, temp);
		if (err < 0)
			return err;

861
		if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) {
862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887
			err = phy_write(phydev, 0x1d, 0x0012);
			if (err < 0)
				return err;

			temp = phy_read(phydev, 0x1e);
			if (temp < 0)
				return temp;

			temp &= 0xf03f;
			temp |= 2 << 9;	/* 36 ohm */
			temp |= 2 << 6;	/* 39 ohm */

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

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

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

888 889 890 891 892
	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
		temp = phy_read(phydev, MII_M1145_PHY_EXT_SR);
		if (temp < 0)
			return temp;

893
		temp &= ~MII_M1145_HWCFG_MODE_MASK;
894 895 896 897 898 899 900 901
		temp |= MII_M1145_HWCFG_MODE_SGMII_NO_CLK;
		temp |= MII_M1145_HWCFG_FIBER_COPPER_AUTO;

		err = phy_write(phydev, MII_M1145_PHY_EXT_SR, temp);
		if (err < 0)
			return err;
	}

902 903 904 905
	err = marvell_of_reg_init(phydev);
	if (err < 0)
		return err;

906 907
	return 0;
}
908

909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957
/**
 * fiber_lpa_to_ethtool_lpa_t
 * @lpa: value of the MII_LPA register for fiber link
 *
 * A small helper function that translates MII_LPA
 * bits to ethtool LP advertisement settings.
 */
static u32 fiber_lpa_to_ethtool_lpa_t(u32 lpa)
{
	u32 result = 0;

	if (lpa & LPA_FIBER_1000HALF)
		result |= ADVERTISED_1000baseT_Half;
	if (lpa & LPA_FIBER_1000FULL)
		result |= ADVERTISED_1000baseT_Full;

	return result;
}

/**
 * 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
	 * register for fiber case */
	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;
}

/* marvell_read_status_page
958
 *
959
 * Description:
960 961 962 963 964
 *   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.
 */
965
static int marvell_read_status_page(struct phy_device *phydev, int page)
966 967 968 969
{
	int adv;
	int err;
	int lpa;
970
	int lpagb;
971
	int status = 0;
972
	int fiber;
973

974
	/* Detect and update the link, but return if there
975
	 * was an error */
976 977 978 979 980 981
	if (page == MII_M1111_FIBER)
		fiber = 1;
	else
		fiber = 0;

	err = marvell_update_link(phydev, fiber);
982 983 984 985 986 987 988 989 990 991 992 993
	if (err)
		return err;

	if (AUTONEG_ENABLE == phydev->autoneg) {
		status = phy_read(phydev, MII_M1011_PHY_STATUS);
		if (status < 0)
			return status;

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

994 995 996 997
		lpagb = phy_read(phydev, MII_STAT1000);
		if (lpagb < 0)
			return lpagb;

998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025
		adv = phy_read(phydev, MII_ADVERTISE);
		if (adv < 0)
			return adv;

		lpa &= adv;

		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 = 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;
		}

1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049
		if (!fiber) {
			phydev->lp_advertising = mii_stat1000_to_ethtool_lpa_t(lpagb) |
					 mii_lpa_to_ethtool_lpa_t(lpa);

			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 */
			phydev->lp_advertising = fiber_lpa_to_ethtool_lpa_t(lpa);

			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;
				}
			}
1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069
		}
	} else {
		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 = phydev->asym_pause = 0;
1070
		phydev->lp_advertising = 0;
1071 1072 1073 1074 1075
	}

	return 0;
}

1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119
/* 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 */
	if (phydev->supported & SUPPORTED_FIBRE) {
		err = phy_write(phydev, MII_MARVELL_PHY_PAGE, MII_M1111_FIBER);
		if (err < 0)
			goto error;

		err = marvell_read_status_page(phydev, MII_M1111_FIBER);
		if (err < 0)
			goto error;

		/* 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.
		 * */
		if (phydev->link)
			return 0;

		/* If fiber link is down, check and save copper mode state */
		err = phy_write(phydev, MII_MARVELL_PHY_PAGE, MII_M1111_COPPER);
		if (err < 0)
			goto error;
	}

	return marvell_read_status_page(phydev, MII_M1111_COPPER);

error:
	phy_write(phydev, MII_MARVELL_PHY_PAGE, MII_M1111_COPPER);
	return err;
}
1120 1121 1122 1123 1124 1125
static int marvell_aneg_done(struct phy_device *phydev)
{
	int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
	return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
}

1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137
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;
}

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 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 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 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238
static void m88e1318_get_wol(struct phy_device *phydev, struct ethtool_wolinfo *wol)
{
	wol->supported = WAKE_MAGIC;
	wol->wolopts = 0;

	if (phy_write(phydev, MII_MARVELL_PHY_PAGE,
		      MII_88E1318S_PHY_WOL_PAGE) < 0)
		return;

	if (phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL) &
	    MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
		wol->wolopts |= WAKE_MAGIC;

	if (phy_write(phydev, MII_MARVELL_PHY_PAGE, 0x00) < 0)
		return;
}

static int m88e1318_set_wol(struct phy_device *phydev, struct ethtool_wolinfo *wol)
{
	int err, oldpage, temp;

	oldpage = phy_read(phydev, MII_MARVELL_PHY_PAGE);

	if (wol->wolopts & WAKE_MAGIC) {
		/* Explicitly switch to page 0x00, just to be sure */
		err = phy_write(phydev, MII_MARVELL_PHY_PAGE, 0x00);
		if (err < 0)
			return err;

		/* Enable the WOL interrupt */
		temp = phy_read(phydev, MII_88E1318S_PHY_CSIER);
		temp |= MII_88E1318S_PHY_CSIER_WOL_EIE;
		err = phy_write(phydev, MII_88E1318S_PHY_CSIER, temp);
		if (err < 0)
			return err;

		err = phy_write(phydev, MII_MARVELL_PHY_PAGE,
				MII_88E1318S_PHY_LED_PAGE);
		if (err < 0)
			return err;

		/* Setup LED[2] as interrupt pin (active low) */
		temp = phy_read(phydev, MII_88E1318S_PHY_LED_TCR);
		temp &= ~MII_88E1318S_PHY_LED_TCR_FORCE_INT;
		temp |= MII_88E1318S_PHY_LED_TCR_INTn_ENABLE;
		temp |= MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW;
		err = phy_write(phydev, MII_88E1318S_PHY_LED_TCR, temp);
		if (err < 0)
			return err;

		err = phy_write(phydev, MII_MARVELL_PHY_PAGE,
				MII_88E1318S_PHY_WOL_PAGE);
		if (err < 0)
			return err;

		/* Store the device address for the magic packet */
		err = phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2,
				((phydev->attached_dev->dev_addr[5] << 8) |
				 phydev->attached_dev->dev_addr[4]));
		if (err < 0)
			return err;
		err = phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1,
				((phydev->attached_dev->dev_addr[3] << 8) |
				 phydev->attached_dev->dev_addr[2]));
		if (err < 0)
			return err;
		err = phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0,
				((phydev->attached_dev->dev_addr[1] << 8) |
				 phydev->attached_dev->dev_addr[0]));
		if (err < 0)
			return err;

		/* Clear WOL status and enable magic packet matching */
		temp = phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL);
		temp |= MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS;
		temp |= MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE;
		err = phy_write(phydev, MII_88E1318S_PHY_WOL_CTRL, temp);
		if (err < 0)
			return err;
	} else {
		err = phy_write(phydev, MII_MARVELL_PHY_PAGE,
				MII_88E1318S_PHY_WOL_PAGE);
		if (err < 0)
			return err;

		/* Clear WOL status and disable magic packet matching */
		temp = phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL);
		temp |= MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS;
		temp &= ~MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE;
		err = phy_write(phydev, MII_88E1318S_PHY_WOL_CTRL, temp);
		if (err < 0)
			return err;
	}

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

	return 0;
}

1239 1240
static int marvell_get_sset_count(struct phy_device *phydev)
{
1241 1242 1243 1244
	if (phydev->supported & SUPPORTED_FIBRE)
		return ARRAY_SIZE(marvell_hw_stats);
	else
		return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS;
1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263
}

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

	for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++) {
		memcpy(data + i * ETH_GSTRING_LEN,
		       marvell_hw_stats[i].string, ETH_GSTRING_LEN);
	}
}

#ifndef UINT64_MAX
#define UINT64_MAX              (u64)(~((u64)0))
#endif
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;
1264 1265
	int err, oldpage, val;
	u64 ret;
1266 1267 1268 1269 1270 1271 1272 1273 1274

	oldpage = phy_read(phydev, MII_MARVELL_PHY_PAGE);
	err = phy_write(phydev, MII_MARVELL_PHY_PAGE,
			stat.page);
	if (err < 0)
		return UINT64_MAX;

	val = phy_read(phydev, stat.reg);
	if (val < 0) {
1275
		ret = UINT64_MAX;
1276 1277 1278
	} else {
		val = val & ((1 << stat.bits) - 1);
		priv->stats[i] += val;
1279
		ret = priv->stats[i];
1280 1281 1282 1283
	}

	phy_write(phydev, MII_MARVELL_PHY_PAGE, oldpage);

1284
	return ret;
1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299
}

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);
}

static int marvell_probe(struct phy_device *phydev)
{
	struct marvell_priv *priv;

A
Andrew Lunn 已提交
1300
	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
1301 1302 1303 1304 1305 1306 1307 1308
	if (!priv)
		return -ENOMEM;

	phydev->priv = priv;

	return 0;
}

O
Olof Johansson 已提交
1309 1310
static struct phy_driver marvell_drivers[] = {
	{
1311 1312
		.phy_id = MARVELL_PHY_ID_88E1101,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
O
Olof Johansson 已提交
1313 1314
		.name = "Marvell 88E1101",
		.features = PHY_GBIT_FEATURES,
1315
		.probe = marvell_probe,
O
Olof Johansson 已提交
1316
		.flags = PHY_HAS_INTERRUPT,
1317
		.config_init = &marvell_config_init,
O
Olof Johansson 已提交
1318 1319 1320 1321
		.config_aneg = &marvell_config_aneg,
		.read_status = &genphy_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
1322 1323
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
1324 1325 1326
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
O
Olof Johansson 已提交
1327
	},
1328
	{
1329 1330
		.phy_id = MARVELL_PHY_ID_88E1112,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
1331 1332 1333
		.name = "Marvell 88E1112",
		.features = PHY_GBIT_FEATURES,
		.flags = PHY_HAS_INTERRUPT,
1334
		.probe = marvell_probe,
1335 1336 1337 1338 1339
		.config_init = &m88e1111_config_init,
		.config_aneg = &marvell_config_aneg,
		.read_status = &genphy_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
1340 1341
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
1342 1343 1344
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
1345
	},
O
Olof Johansson 已提交
1346
	{
1347 1348
		.phy_id = MARVELL_PHY_ID_88E1111,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
O
Olof Johansson 已提交
1349 1350 1351
		.name = "Marvell 88E1111",
		.features = PHY_GBIT_FEATURES,
		.flags = PHY_HAS_INTERRUPT,
1352
		.probe = marvell_probe,
O
Olof Johansson 已提交
1353
		.config_init = &m88e1111_config_init,
1354
		.config_aneg = &m88e1111_config_aneg,
1355
		.read_status = &marvell_read_status,
O
Olof Johansson 已提交
1356 1357
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
1358 1359
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
1360 1361 1362
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
O
Olof Johansson 已提交
1363
	},
1364
	{
1365 1366
		.phy_id = MARVELL_PHY_ID_88E1118,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
1367 1368 1369
		.name = "Marvell 88E1118",
		.features = PHY_GBIT_FEATURES,
		.flags = PHY_HAS_INTERRUPT,
1370
		.probe = marvell_probe,
1371 1372 1373 1374 1375
		.config_init = &m88e1118_config_init,
		.config_aneg = &m88e1118_config_aneg,
		.read_status = &genphy_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
1376 1377
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
1378 1379 1380
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
1381
	},
1382
	{
1383 1384
		.phy_id = MARVELL_PHY_ID_88E1121R,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
1385 1386 1387
		.name = "Marvell 88E1121R",
		.features = PHY_GBIT_FEATURES,
		.flags = PHY_HAS_INTERRUPT,
1388
		.probe = marvell_probe,
1389
		.config_init = &m88e1121_config_init,
1390 1391 1392 1393
		.config_aneg = &m88e1121_config_aneg,
		.read_status = &marvell_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
1394
		.did_interrupt = &m88e1121_did_interrupt,
1395 1396
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
1397 1398 1399
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
1400
	},
1401
	{
1402
		.phy_id = MARVELL_PHY_ID_88E1318S,
1403
		.phy_id_mask = MARVELL_PHY_ID_MASK,
1404
		.name = "Marvell 88E1318S",
1405 1406
		.features = PHY_GBIT_FEATURES,
		.flags = PHY_HAS_INTERRUPT,
1407
		.probe = marvell_probe,
1408
		.config_init = &m88e1121_config_init,
1409
		.config_aneg = &m88e1318_config_aneg,
1410 1411 1412 1413
		.read_status = &marvell_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
		.did_interrupt = &m88e1121_did_interrupt,
1414 1415
		.get_wol = &m88e1318_get_wol,
		.set_wol = &m88e1318_set_wol,
1416 1417
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
1418 1419 1420
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
1421
	},
O
Olof Johansson 已提交
1422
	{
1423 1424
		.phy_id = MARVELL_PHY_ID_88E1145,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
O
Olof Johansson 已提交
1425 1426 1427
		.name = "Marvell 88E1145",
		.features = PHY_GBIT_FEATURES,
		.flags = PHY_HAS_INTERRUPT,
1428
		.probe = marvell_probe,
O
Olof Johansson 已提交
1429 1430 1431 1432 1433
		.config_init = &m88e1145_config_init,
		.config_aneg = &marvell_config_aneg,
		.read_status = &genphy_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
1434 1435
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
1436 1437 1438
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
1439
	},
1440 1441 1442 1443 1444 1445
	{
		.phy_id = MARVELL_PHY_ID_88E1149R,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
		.name = "Marvell 88E1149R",
		.features = PHY_GBIT_FEATURES,
		.flags = PHY_HAS_INTERRUPT,
1446
		.probe = marvell_probe,
1447 1448 1449 1450 1451
		.config_init = &m88e1149_config_init,
		.config_aneg = &m88e1118_config_aneg,
		.read_status = &genphy_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
1452 1453
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
1454 1455 1456
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
1457
	},
1458
	{
1459 1460
		.phy_id = MARVELL_PHY_ID_88E1240,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
1461 1462 1463
		.name = "Marvell 88E1240",
		.features = PHY_GBIT_FEATURES,
		.flags = PHY_HAS_INTERRUPT,
1464
		.probe = marvell_probe,
1465 1466 1467 1468 1469
		.config_init = &m88e1111_config_init,
		.config_aneg = &marvell_config_aneg,
		.read_status = &genphy_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
1470 1471
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
1472 1473 1474
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
1475
	},
M
Michal Simek 已提交
1476 1477 1478 1479 1480 1481
	{
		.phy_id = MARVELL_PHY_ID_88E1116R,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
		.name = "Marvell 88E1116R",
		.features = PHY_GBIT_FEATURES,
		.flags = PHY_HAS_INTERRUPT,
1482
		.probe = marvell_probe,
M
Michal Simek 已提交
1483 1484 1485 1486 1487
		.config_init = &m88e1116r_config_init,
		.config_aneg = &genphy_config_aneg,
		.read_status = &genphy_read_status,
		.ack_interrupt = &marvell_ack_interrupt,
		.config_intr = &marvell_config_intr,
1488 1489
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
1490 1491 1492
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
M
Michal Simek 已提交
1493
	},
M
Michal Simek 已提交
1494 1495 1496 1497
	{
		.phy_id = MARVELL_PHY_ID_88E1510,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
		.name = "Marvell 88E1510",
1498
		.features = PHY_GBIT_FEATURES | SUPPORTED_FIBRE,
M
Michal Simek 已提交
1499
		.flags = PHY_HAS_INTERRUPT,
1500
		.probe = marvell_probe,
1501
		.config_init = &m88e1510_config_init,
M
Michal Simek 已提交
1502 1503 1504 1505 1506
		.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,
1507 1508
		.resume = &genphy_resume,
		.suspend = &genphy_suspend,
1509 1510 1511
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
M
Michal Simek 已提交
1512
	},
1513 1514 1515 1516 1517 1518
	{
		.phy_id = MARVELL_PHY_ID_88E1540,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
		.name = "Marvell 88E1540",
		.features = PHY_GBIT_FEATURES,
		.flags = PHY_HAS_INTERRUPT,
1519
		.probe = marvell_probe,
1520
		.config_init = &marvell_config_init,
1521 1522 1523 1524 1525 1526 1527
		.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,
1528 1529 1530
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
1531
	},
1532 1533 1534 1535 1536 1537
	{
		.phy_id = MARVELL_PHY_ID_88E3016,
		.phy_id_mask = MARVELL_PHY_ID_MASK,
		.name = "Marvell 88E3016",
		.features = PHY_BASIC_FEATURES,
		.flags = PHY_HAS_INTERRUPT,
1538
		.probe = marvell_probe,
1539 1540 1541 1542 1543 1544 1545 1546 1547
		.config_aneg = &genphy_config_aneg,
		.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,
1548 1549 1550
		.get_sset_count = marvell_get_sset_count,
		.get_strings = marvell_get_strings,
		.get_stats = marvell_get_stats,
1551
	},
1552 1553
};

1554
module_phy_driver(marvell_drivers);
1555

1556
static struct mdio_device_id __maybe_unused marvell_tbl[] = {
1557 1558 1559 1560 1561 1562 1563 1564 1565
	{ 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
1566
	{ MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
M
Michal Simek 已提交
1567
	{ MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
1568
	{ MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK },
1569
	{ MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
1570 1571 1572 1573
	{ }
};

MODULE_DEVICE_TABLE(mdio, marvell_tbl);