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v6.8
   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * drivers/net/phy/marvell.c
   4 *
   5 * Driver for Marvell PHYs
   6 *
   7 * Author: Andy Fleming
   8 *
   9 * Copyright (c) 2004 Freescale Semiconductor, Inc.
  10 *
  11 * Copyright (c) 2013 Michael Stapelberg <michael@stapelberg.de>
 
 
 
 
 
 
  12 */
  13#include <linux/kernel.h>
  14#include <linux/string.h>
  15#include <linux/ctype.h>
  16#include <linux/errno.h>
  17#include <linux/unistd.h>
  18#include <linux/hwmon.h>
  19#include <linux/interrupt.h>
  20#include <linux/init.h>
  21#include <linux/delay.h>
  22#include <linux/netdevice.h>
  23#include <linux/etherdevice.h>
  24#include <linux/skbuff.h>
  25#include <linux/spinlock.h>
  26#include <linux/mm.h>
  27#include <linux/module.h>
  28#include <linux/mii.h>
  29#include <linux/ethtool.h>
  30#include <linux/ethtool_netlink.h>
  31#include <linux/phy.h>
  32#include <linux/marvell_phy.h>
  33#include <linux/bitfield.h>
  34#include <linux/of.h>
  35#include <linux/sfp.h>
  36
  37#include <linux/io.h>
  38#include <asm/irq.h>
  39#include <linux/uaccess.h>
  40
  41#define MII_MARVELL_PHY_PAGE		22
  42#define MII_MARVELL_COPPER_PAGE		0x00
  43#define MII_MARVELL_FIBER_PAGE		0x01
  44#define MII_MARVELL_MSCR_PAGE		0x02
  45#define MII_MARVELL_LED_PAGE		0x03
  46#define MII_MARVELL_VCT5_PAGE		0x05
  47#define MII_MARVELL_MISC_TEST_PAGE	0x06
  48#define MII_MARVELL_VCT7_PAGE		0x07
  49#define MII_MARVELL_WOL_PAGE		0x11
  50#define MII_MARVELL_MODE_PAGE		0x12
  51
  52#define MII_M1011_IEVENT		0x13
  53#define MII_M1011_IEVENT_CLEAR		0x0000
  54
  55#define MII_M1011_IMASK			0x12
  56#define MII_M1011_IMASK_INIT		0x6400
  57#define MII_M1011_IMASK_CLEAR		0x0000
  58
  59#define MII_M1011_PHY_SCR			0x10
  60#define MII_M1011_PHY_SCR_DOWNSHIFT_EN		BIT(11)
  61#define MII_M1011_PHY_SCR_DOWNSHIFT_MASK	GENMASK(14, 12)
  62#define MII_M1011_PHY_SCR_DOWNSHIFT_MAX		8
  63#define MII_M1011_PHY_SCR_MDI			(0x0 << 5)
  64#define MII_M1011_PHY_SCR_MDI_X			(0x1 << 5)
  65#define MII_M1011_PHY_SCR_AUTO_CROSS		(0x3 << 5)
  66
  67#define MII_M1011_PHY_SSR			0x11
  68#define MII_M1011_PHY_SSR_DOWNSHIFT		BIT(5)
  69
  70#define MII_M1111_PHY_LED_CONTROL	0x18
  71#define MII_M1111_PHY_LED_DIRECT	0x4100
  72#define MII_M1111_PHY_LED_COMBINE	0x411c
  73#define MII_M1111_PHY_EXT_CR		0x14
  74#define MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK	GENMASK(11, 9)
  75#define MII_M1111_PHY_EXT_CR_DOWNSHIFT_MAX	8
  76#define MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN	BIT(8)
  77#define MII_M1111_RGMII_RX_DELAY	BIT(7)
  78#define MII_M1111_RGMII_TX_DELAY	BIT(1)
  79#define MII_M1111_PHY_EXT_SR		0x1b
  80
  81#define MII_M1111_HWCFG_MODE_MASK		0xf
  82#define MII_M1111_HWCFG_MODE_FIBER_RGMII	0x3
  83#define MII_M1111_HWCFG_MODE_SGMII_NO_CLK	0x4
  84#define MII_M1111_HWCFG_MODE_RTBI		0x7
  85#define MII_M1111_HWCFG_MODE_COPPER_1000X_AN	0x8
  86#define MII_M1111_HWCFG_MODE_COPPER_RTBI	0x9
  87#define MII_M1111_HWCFG_MODE_COPPER_RGMII	0xb
  88#define MII_M1111_HWCFG_MODE_COPPER_1000X_NOAN	0xc
  89#define MII_M1111_HWCFG_SERIAL_AN_BYPASS	BIT(12)
  90#define MII_M1111_HWCFG_FIBER_COPPER_RES	BIT(13)
  91#define MII_M1111_HWCFG_FIBER_COPPER_AUTO	BIT(15)
  92
  93#define MII_88E1121_PHY_MSCR_REG	21
  94#define MII_88E1121_PHY_MSCR_RX_DELAY	BIT(5)
  95#define MII_88E1121_PHY_MSCR_TX_DELAY	BIT(4)
  96#define MII_88E1121_PHY_MSCR_DELAY_MASK	(BIT(5) | BIT(4))
  97
  98#define MII_88E1121_MISC_TEST				0x1a
  99#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK	0x1f00
 100#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT	8
 101#define MII_88E1510_MISC_TEST_TEMP_IRQ_EN		BIT(7)
 102#define MII_88E1510_MISC_TEST_TEMP_IRQ			BIT(6)
 103#define MII_88E1121_MISC_TEST_TEMP_SENSOR_EN		BIT(5)
 104#define MII_88E1121_MISC_TEST_TEMP_MASK			0x1f
 105
 106#define MII_88E1510_TEMP_SENSOR		0x1b
 107#define MII_88E1510_TEMP_SENSOR_MASK	0xff
 108
 109#define MII_88E1540_COPPER_CTRL3	0x1a
 110#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK	GENMASK(11, 10)
 111#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS	0
 112#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS	1
 113#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS	2
 114#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS	3
 115#define MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN		BIT(9)
 116
 117#define MII_88E6390_MISC_TEST		0x1b
 118#define MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_SAMPLE_1S	(0x0 << 14)
 119#define MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE		(0x1 << 14)
 120#define MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_ONESHOT	(0x2 << 14)
 121#define MII_88E6390_MISC_TEST_TEMP_SENSOR_DISABLE		(0x3 << 14)
 122#define MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK			(0x3 << 14)
 123#define MII_88E6393_MISC_TEST_SAMPLES_2048	(0x0 << 11)
 124#define MII_88E6393_MISC_TEST_SAMPLES_4096	(0x1 << 11)
 125#define MII_88E6393_MISC_TEST_SAMPLES_8192	(0x2 << 11)
 126#define MII_88E6393_MISC_TEST_SAMPLES_16384	(0x3 << 11)
 127#define MII_88E6393_MISC_TEST_SAMPLES_MASK	(0x3 << 11)
 128#define MII_88E6393_MISC_TEST_RATE_2_3MS	(0x5 << 8)
 129#define MII_88E6393_MISC_TEST_RATE_6_4MS	(0x6 << 8)
 130#define MII_88E6393_MISC_TEST_RATE_11_9MS	(0x7 << 8)
 131#define MII_88E6393_MISC_TEST_RATE_MASK		(0x7 << 8)
 132
 133#define MII_88E6390_TEMP_SENSOR		0x1c
 134#define MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK	0xff00
 135#define MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT	8
 136#define MII_88E6390_TEMP_SENSOR_MASK		0xff
 137#define MII_88E6390_TEMP_SENSOR_SAMPLES		10
 138
 139#define MII_88E1318S_PHY_MSCR1_REG	16
 140#define MII_88E1318S_PHY_MSCR1_PAD_ODD	BIT(6)
 141
 142/* Copper Specific Interrupt Enable Register */
 143#define MII_88E1318S_PHY_CSIER				0x12
 144/* WOL Event Interrupt Enable */
 145#define MII_88E1318S_PHY_CSIER_WOL_EIE			BIT(7)
 146
 147#define MII_88E1318S_PHY_LED_FUNC		0x10
 148#define MII_88E1318S_PHY_LED_FUNC_OFF		(0x8)
 149#define MII_88E1318S_PHY_LED_FUNC_ON		(0x9)
 150#define MII_88E1318S_PHY_LED_FUNC_HI_Z		(0xa)
 151#define MII_88E1318S_PHY_LED_FUNC_BLINK		(0xb)
 152#define MII_88E1318S_PHY_LED_TCR		0x12
 153#define MII_88E1318S_PHY_LED_TCR_FORCE_INT	BIT(15)
 154#define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE	BIT(7)
 155#define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW	BIT(11)
 156
 157/* Magic Packet MAC address registers */
 158#define MII_88E1318S_PHY_MAGIC_PACKET_WORD2		0x17
 159#define MII_88E1318S_PHY_MAGIC_PACKET_WORD1		0x18
 160#define MII_88E1318S_PHY_MAGIC_PACKET_WORD0		0x19
 161
 162#define MII_88E1318S_PHY_WOL_CTRL				0x10
 163#define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS		BIT(12)
 164#define MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE		BIT(13)
 165#define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE	BIT(14)
 166
 167#define MII_PHY_LED_CTRL	        16
 168#define MII_88E1121_PHY_LED_DEF		0x0030
 169#define MII_88E1510_PHY_LED_DEF		0x1177
 170#define MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE	0x1040
 171
 172#define MII_M1011_PHY_STATUS		0x11
 173#define MII_M1011_PHY_STATUS_1000	0x8000
 174#define MII_M1011_PHY_STATUS_100	0x4000
 175#define MII_M1011_PHY_STATUS_SPD_MASK	0xc000
 176#define MII_M1011_PHY_STATUS_FULLDUPLEX	0x2000
 177#define MII_M1011_PHY_STATUS_RESOLVED	0x0800
 178#define MII_M1011_PHY_STATUS_LINK	0x0400
 179
 180#define MII_88E3016_PHY_SPEC_CTRL	0x10
 181#define MII_88E3016_DISABLE_SCRAMBLER	0x0200
 182#define MII_88E3016_AUTO_MDIX_CROSSOVER	0x0030
 183
 184#define MII_88E1510_GEN_CTRL_REG_1		0x14
 185#define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK	0x7
 186#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII	0x0	/* RGMII to copper */
 187#define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII	0x1	/* SGMII to copper */
 188/* RGMII to 1000BASE-X */
 189#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_1000X	0x2
 190/* RGMII to 100BASE-FX */
 191#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_100FX	0x3
 192/* RGMII to SGMII */
 193#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_SGMII	0x4
 194#define MII_88E1510_GEN_CTRL_REG_1_RESET	0x8000	/* Soft reset */
 195
 196#define MII_88E1510_MSCR_2		0x15
 197
 198#define MII_VCT5_TX_RX_MDI0_COUPLING	0x10
 199#define MII_VCT5_TX_RX_MDI1_COUPLING	0x11
 200#define MII_VCT5_TX_RX_MDI2_COUPLING	0x12
 201#define MII_VCT5_TX_RX_MDI3_COUPLING	0x13
 202#define MII_VCT5_TX_RX_AMPLITUDE_MASK	0x7f00
 203#define MII_VCT5_TX_RX_AMPLITUDE_SHIFT	8
 204#define MII_VCT5_TX_RX_COUPLING_POSITIVE_REFLECTION	BIT(15)
 205
 206#define MII_VCT5_CTRL				0x17
 207#define MII_VCT5_CTRL_ENABLE				BIT(15)
 208#define MII_VCT5_CTRL_COMPLETE				BIT(14)
 209#define MII_VCT5_CTRL_TX_SAME_CHANNEL			(0x0 << 11)
 210#define MII_VCT5_CTRL_TX0_CHANNEL			(0x4 << 11)
 211#define MII_VCT5_CTRL_TX1_CHANNEL			(0x5 << 11)
 212#define MII_VCT5_CTRL_TX2_CHANNEL			(0x6 << 11)
 213#define MII_VCT5_CTRL_TX3_CHANNEL			(0x7 << 11)
 214#define MII_VCT5_CTRL_SAMPLES_2				(0x0 << 8)
 215#define MII_VCT5_CTRL_SAMPLES_4				(0x1 << 8)
 216#define MII_VCT5_CTRL_SAMPLES_8				(0x2 << 8)
 217#define MII_VCT5_CTRL_SAMPLES_16			(0x3 << 8)
 218#define MII_VCT5_CTRL_SAMPLES_32			(0x4 << 8)
 219#define MII_VCT5_CTRL_SAMPLES_64			(0x5 << 8)
 220#define MII_VCT5_CTRL_SAMPLES_128			(0x6 << 8)
 221#define MII_VCT5_CTRL_SAMPLES_DEFAULT			(0x6 << 8)
 222#define MII_VCT5_CTRL_SAMPLES_256			(0x7 << 8)
 223#define MII_VCT5_CTRL_SAMPLES_SHIFT			8
 224#define MII_VCT5_CTRL_MODE_MAXIMUM_PEEK			(0x0 << 6)
 225#define MII_VCT5_CTRL_MODE_FIRST_LAST_PEEK		(0x1 << 6)
 226#define MII_VCT5_CTRL_MODE_OFFSET			(0x2 << 6)
 227#define MII_VCT5_CTRL_SAMPLE_POINT			(0x3 << 6)
 228#define MII_VCT5_CTRL_PEEK_HYST_DEFAULT			3
 229
 230#define MII_VCT5_SAMPLE_POINT_DISTANCE		0x18
 231#define MII_VCT5_SAMPLE_POINT_DISTANCE_MAX	511
 232#define MII_VCT5_TX_PULSE_CTRL			0x1c
 233#define MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN	BIT(12)
 234#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS	(0x0 << 10)
 235#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_96nS		(0x1 << 10)
 236#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_64nS		(0x2 << 10)
 237#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS		(0x3 << 10)
 238#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_SHIFT	10
 239#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_1000mV	(0x0 << 8)
 240#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_750mV	(0x1 << 8)
 241#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_500mV	(0x2 << 8)
 242#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_250mV	(0x3 << 8)
 243#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_SHIFT	8
 244#define MII_VCT5_TX_PULSE_CTRL_MAX_AMP			BIT(7)
 245#define MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV		(0x6 << 0)
 246
 247/* For TDR measurements less than 11 meters, a short pulse should be
 248 * used.
 249 */
 250#define TDR_SHORT_CABLE_LENGTH	11
 251
 252#define MII_VCT7_PAIR_0_DISTANCE	0x10
 253#define MII_VCT7_PAIR_1_DISTANCE	0x11
 254#define MII_VCT7_PAIR_2_DISTANCE	0x12
 255#define MII_VCT7_PAIR_3_DISTANCE	0x13
 256
 257#define MII_VCT7_RESULTS	0x14
 258#define MII_VCT7_RESULTS_PAIR3_MASK	0xf000
 259#define MII_VCT7_RESULTS_PAIR2_MASK	0x0f00
 260#define MII_VCT7_RESULTS_PAIR1_MASK	0x00f0
 261#define MII_VCT7_RESULTS_PAIR0_MASK	0x000f
 262#define MII_VCT7_RESULTS_PAIR3_SHIFT	12
 263#define MII_VCT7_RESULTS_PAIR2_SHIFT	8
 264#define MII_VCT7_RESULTS_PAIR1_SHIFT	4
 265#define MII_VCT7_RESULTS_PAIR0_SHIFT	0
 266#define MII_VCT7_RESULTS_INVALID	0
 267#define MII_VCT7_RESULTS_OK		1
 268#define MII_VCT7_RESULTS_OPEN		2
 269#define MII_VCT7_RESULTS_SAME_SHORT	3
 270#define MII_VCT7_RESULTS_CROSS_SHORT	4
 271#define MII_VCT7_RESULTS_BUSY		9
 272
 273#define MII_VCT7_CTRL		0x15
 274#define MII_VCT7_CTRL_RUN_NOW			BIT(15)
 275#define MII_VCT7_CTRL_RUN_ANEG			BIT(14)
 276#define MII_VCT7_CTRL_DISABLE_CROSS		BIT(13)
 277#define MII_VCT7_CTRL_RUN_AFTER_BREAK_LINK	BIT(12)
 278#define MII_VCT7_CTRL_IN_PROGRESS		BIT(11)
 279#define MII_VCT7_CTRL_METERS			BIT(10)
 280#define MII_VCT7_CTRL_CENTIMETERS		0
 281
 282#define LPA_PAUSE_FIBER		0x180
 283#define LPA_PAUSE_ASYM_FIBER	0x100
 284
 
 
 
 
 
 
 
 285#define NB_FIBER_STATS	1
 286
 287MODULE_DESCRIPTION("Marvell PHY driver");
 288MODULE_AUTHOR("Andy Fleming");
 289MODULE_LICENSE("GPL");
 290
 291struct marvell_hw_stat {
 292	const char *string;
 293	u8 page;
 294	u8 reg;
 295	u8 bits;
 296};
 297
 298static struct marvell_hw_stat marvell_hw_stats[] = {
 299	{ "phy_receive_errors_copper", 0, 21, 16},
 300	{ "phy_idle_errors", 0, 10, 8 },
 301	{ "phy_receive_errors_fiber", 1, 21, 16},
 302};
 303
 304struct marvell_priv {
 305	u64 stats[ARRAY_SIZE(marvell_hw_stats)];
 306	char *hwmon_name;
 307	struct device *hwmon_dev;
 308	bool cable_test_tdr;
 309	u32 first;
 310	u32 last;
 311	u32 step;
 312	s8 pair;
 313};
 314
 315static int marvell_read_page(struct phy_device *phydev)
 316{
 317	return __phy_read(phydev, MII_MARVELL_PHY_PAGE);
 318}
 319
 320static int marvell_write_page(struct phy_device *phydev, int page)
 321{
 322	return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
 323}
 324
 325static int marvell_set_page(struct phy_device *phydev, int page)
 326{
 327	return phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
 328}
 329
 330static int marvell_ack_interrupt(struct phy_device *phydev)
 331{
 332	int err;
 333
 334	/* Clear the interrupts by reading the reg */
 335	err = phy_read(phydev, MII_M1011_IEVENT);
 336
 337	if (err < 0)
 338		return err;
 339
 340	return 0;
 341}
 342
 343static int marvell_config_intr(struct phy_device *phydev)
 344{
 345	int err;
 346
 347	if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {
 348		err = marvell_ack_interrupt(phydev);
 349		if (err)
 350			return err;
 351
 352		err = phy_write(phydev, MII_M1011_IMASK,
 353				MII_M1011_IMASK_INIT);
 354	} else {
 355		err = phy_write(phydev, MII_M1011_IMASK,
 356				MII_M1011_IMASK_CLEAR);
 357		if (err)
 358			return err;
 359
 360		err = marvell_ack_interrupt(phydev);
 361	}
 362
 363	return err;
 364}
 365
 366static irqreturn_t marvell_handle_interrupt(struct phy_device *phydev)
 367{
 368	int irq_status;
 369
 370	irq_status = phy_read(phydev, MII_M1011_IEVENT);
 371	if (irq_status < 0) {
 372		phy_error(phydev);
 373		return IRQ_NONE;
 374	}
 375
 376	if (!(irq_status & MII_M1011_IMASK_INIT))
 377		return IRQ_NONE;
 378
 379	phy_trigger_machine(phydev);
 380
 381	return IRQ_HANDLED;
 382}
 383
 384static int marvell_set_polarity(struct phy_device *phydev, int polarity)
 385{
 386	u16 val;
 
 
 387
 
 
 
 
 
 
 
 388	switch (polarity) {
 389	case ETH_TP_MDI:
 390		val = MII_M1011_PHY_SCR_MDI;
 391		break;
 392	case ETH_TP_MDI_X:
 393		val = MII_M1011_PHY_SCR_MDI_X;
 394		break;
 395	case ETH_TP_MDI_AUTO:
 396	case ETH_TP_MDI_INVALID:
 397	default:
 398		val = MII_M1011_PHY_SCR_AUTO_CROSS;
 399		break;
 400	}
 401
 402	return phy_modify_changed(phydev, MII_M1011_PHY_SCR,
 403				  MII_M1011_PHY_SCR_AUTO_CROSS, val);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 404}
 405
 406static int marvell_config_aneg(struct phy_device *phydev)
 407{
 408	int changed = 0;
 409	int err;
 410
 411	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 412	if (err < 0)
 413		return err;
 414
 415	changed = err;
 416
 417	err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
 418			MII_M1111_PHY_LED_DIRECT);
 419	if (err < 0)
 420		return err;
 421
 422	err = genphy_config_aneg(phydev);
 423	if (err < 0)
 424		return err;
 425
 426	if (phydev->autoneg != AUTONEG_ENABLE || changed) {
 427		/* A write to speed/duplex bits (that is performed by
 428		 * genphy_config_aneg() call above) must be followed by
 429		 * a software reset. Otherwise, the write has no effect.
 430		 */
 431		err = genphy_soft_reset(phydev);
 432		if (err < 0)
 433			return err;
 434	}
 435
 436	return 0;
 437}
 438
 439static int m88e1101_config_aneg(struct phy_device *phydev)
 440{
 441	int err;
 442
 443	/* This Marvell PHY has an errata which requires
 444	 * that certain registers get written in order
 445	 * to restart autonegotiation
 446	 */
 447	err = genphy_soft_reset(phydev);
 448	if (err < 0)
 449		return err;
 450
 451	err = phy_write(phydev, 0x1d, 0x1f);
 452	if (err < 0)
 453		return err;
 454
 455	err = phy_write(phydev, 0x1e, 0x200c);
 456	if (err < 0)
 457		return err;
 458
 459	err = phy_write(phydev, 0x1d, 0x5);
 460	if (err < 0)
 461		return err;
 462
 463	err = phy_write(phydev, 0x1e, 0);
 464	if (err < 0)
 465		return err;
 466
 467	err = phy_write(phydev, 0x1e, 0x100);
 468	if (err < 0)
 469		return err;
 470
 471	return marvell_config_aneg(phydev);
 472}
 473
 474#if IS_ENABLED(CONFIG_OF_MDIO)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 475/* Set and/or override some configuration registers based on the
 476 * marvell,reg-init property stored in the of_node for the phydev.
 477 *
 478 * marvell,reg-init = <reg-page reg mask value>,...;
 479 *
 480 * There may be one or more sets of <reg-page reg mask value>:
 481 *
 482 * reg-page: which register bank to use.
 483 * reg: the register.
 484 * mask: if non-zero, ANDed with existing register value.
 485 * value: ORed with the masked value and written to the regiser.
 486 *
 487 */
 488static int marvell_of_reg_init(struct phy_device *phydev)
 489{
 490	const __be32 *paddr;
 491	int len, i, saved_page, current_page, ret = 0;
 492
 493	if (!phydev->mdio.dev.of_node)
 494		return 0;
 495
 496	paddr = of_get_property(phydev->mdio.dev.of_node,
 497				"marvell,reg-init", &len);
 498	if (!paddr || len < (4 * sizeof(*paddr)))
 499		return 0;
 500
 501	saved_page = phy_save_page(phydev);
 502	if (saved_page < 0)
 503		goto err;
 504	current_page = saved_page;
 505
 506	len /= sizeof(*paddr);
 507	for (i = 0; i < len - 3; i += 4) {
 508		u16 page = be32_to_cpup(paddr + i);
 509		u16 reg = be32_to_cpup(paddr + i + 1);
 510		u16 mask = be32_to_cpup(paddr + i + 2);
 511		u16 val_bits = be32_to_cpup(paddr + i + 3);
 512		int val;
 513
 514		if (page != current_page) {
 515			current_page = page;
 516			ret = marvell_write_page(phydev, page);
 517			if (ret < 0)
 518				goto err;
 519		}
 520
 521		val = 0;
 522		if (mask) {
 523			val = __phy_read(phydev, reg);
 524			if (val < 0) {
 525				ret = val;
 526				goto err;
 527			}
 528			val &= mask;
 529		}
 530		val |= val_bits;
 531
 532		ret = __phy_write(phydev, reg, val);
 533		if (ret < 0)
 534			goto err;
 535	}
 536err:
 537	return phy_restore_page(phydev, saved_page, ret);
 538}
 539#else
 540static int marvell_of_reg_init(struct phy_device *phydev)
 541{
 542	return 0;
 543}
 544#endif /* CONFIG_OF_MDIO */
 545
 546static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev)
 547{
 548	int mscr;
 549
 550	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
 551		mscr = MII_88E1121_PHY_MSCR_RX_DELAY |
 552		       MII_88E1121_PHY_MSCR_TX_DELAY;
 553	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
 554		mscr = MII_88E1121_PHY_MSCR_RX_DELAY;
 555	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
 556		mscr = MII_88E1121_PHY_MSCR_TX_DELAY;
 557	else
 558		mscr = 0;
 559
 560	return phy_modify_paged_changed(phydev, MII_MARVELL_MSCR_PAGE,
 561					MII_88E1121_PHY_MSCR_REG,
 562					MII_88E1121_PHY_MSCR_DELAY_MASK, mscr);
 563}
 564
 565static int m88e1121_config_aneg(struct phy_device *phydev)
 566{
 567	int changed = 0;
 568	int err = 0;
 569
 570	if (phy_interface_is_rgmii(phydev)) {
 571		err = m88e1121_config_aneg_rgmii_delays(phydev);
 572		if (err < 0)
 573			return err;
 574	}
 575
 576	changed = err;
 577
 578	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 579	if (err < 0)
 580		return err;
 581
 582	changed |= err;
 583
 584	err = genphy_config_aneg(phydev);
 585	if (err < 0)
 586		return err;
 587
 588	if (phydev->autoneg != AUTONEG_ENABLE || changed) {
 589		/* A software reset is used to ensure a "commit" of the
 590		 * changes is done.
 591		 */
 592		err = genphy_soft_reset(phydev);
 593		if (err < 0)
 594			return err;
 595	}
 596
 597	return 0;
 598}
 599
 600static int m88e1318_config_aneg(struct phy_device *phydev)
 601{
 602	int err;
 603
 604	err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
 605			       MII_88E1318S_PHY_MSCR1_REG,
 606			       0, MII_88E1318S_PHY_MSCR1_PAD_ODD);
 607	if (err < 0)
 608		return err;
 609
 610	return m88e1121_config_aneg(phydev);
 611}
 612
 613/**
 614 * linkmode_adv_to_fiber_adv_t
 615 * @advertise: the linkmode advertisement settings
 616 *
 617 * A small helper function that translates linkmode advertisement
 618 * settings to phy autonegotiation advertisements for the MII_ADV
 619 * register for fiber link.
 620 */
 621static inline u32 linkmode_adv_to_fiber_adv_t(unsigned long *advertise)
 622{
 623	u32 result = 0;
 624
 625	if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, advertise))
 626		result |= ADVERTISE_1000XHALF;
 627	if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, advertise))
 628		result |= ADVERTISE_1000XFULL;
 629
 630	if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertise) &&
 631	    linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
 632		result |= ADVERTISE_1000XPSE_ASYM;
 633	else if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
 634		result |= ADVERTISE_1000XPAUSE;
 635
 636	return result;
 637}
 638
 639/**
 640 * marvell_config_aneg_fiber - restart auto-negotiation or write BMCR
 641 * @phydev: target phy_device struct
 642 *
 643 * Description: If auto-negotiation is enabled, we configure the
 644 *   advertising, and then restart auto-negotiation.  If it is not
 645 *   enabled, then we write the BMCR. Adapted for fiber link in
 646 *   some Marvell's devices.
 647 */
 648static int marvell_config_aneg_fiber(struct phy_device *phydev)
 649{
 650	int changed = 0;
 651	int err;
 652	u16 adv;
 
 653
 654	if (phydev->autoneg != AUTONEG_ENABLE)
 655		return genphy_setup_forced(phydev);
 656
 657	/* Only allow advertising what this PHY supports */
 658	linkmode_and(phydev->advertising, phydev->advertising,
 659		     phydev->supported);
 660
 661	adv = linkmode_adv_to_fiber_adv_t(phydev->advertising);
 662
 663	/* Setup fiber advertisement */
 664	err = phy_modify_changed(phydev, MII_ADVERTISE,
 665				 ADVERTISE_1000XHALF | ADVERTISE_1000XFULL |
 666				 ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM,
 667				 adv);
 668	if (err < 0)
 669		return err;
 670	if (err > 0)
 671		changed = 1;
 672
 673	return genphy_check_and_restart_aneg(phydev, changed);
 674}
 675
 676static int m88e1111_config_aneg(struct phy_device *phydev)
 677{
 678	int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR);
 679	int err;
 680
 681	if (extsr < 0)
 682		return extsr;
 683
 684	/* If not using SGMII or copper 1000BaseX modes, use normal process.
 685	 * Steps below are only required for these modes.
 686	 */
 687	if (phydev->interface != PHY_INTERFACE_MODE_SGMII &&
 688	    (extsr & MII_M1111_HWCFG_MODE_MASK) !=
 689	    MII_M1111_HWCFG_MODE_COPPER_1000X_AN)
 690		return marvell_config_aneg(phydev);
 691
 692	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 693	if (err < 0)
 694		goto error;
 695
 696	/* Configure the copper link first */
 697	err = marvell_config_aneg(phydev);
 698	if (err < 0)
 699		goto error;
 
 700
 701	/* Then the fiber link */
 702	err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
 703	if (err < 0)
 704		goto error;
 705
 706	if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
 707		/* Do not touch the fiber advertisement if we're in copper->sgmii mode.
 708		 * Just ensure that SGMII-side autonegotiation is enabled.
 709		 * If we switched from some other mode to SGMII it may not be.
 710		 */
 711		err = genphy_check_and_restart_aneg(phydev, false);
 712	else
 713		err = marvell_config_aneg_fiber(phydev);
 714	if (err < 0)
 715		goto error;
 716
 717	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 
 
 
 
 718
 719error:
 720	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 721	return err;
 722}
 723
 724static int m88e1510_config_aneg(struct phy_device *phydev)
 725{
 726	int err;
 727
 728	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 729	if (err < 0)
 730		goto error;
 731
 732	/* Configure the copper link first */
 733	err = m88e1318_config_aneg(phydev);
 734	if (err < 0)
 735		goto error;
 736
 737	/* Do not touch the fiber page if we're in copper->sgmii mode */
 738	if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
 739		return 0;
 740
 741	/* Then the fiber link */
 742	err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
 743	if (err < 0)
 744		goto error;
 745
 746	err = marvell_config_aneg_fiber(phydev);
 747	if (err < 0)
 748		goto error;
 749
 750	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 751
 752error:
 753	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 754	return err;
 755}
 756
 757static void marvell_config_led(struct phy_device *phydev)
 
 
 
 
 
 
 758{
 759	u16 def_config;
 760	int err;
 761
 762	switch (MARVELL_PHY_FAMILY_ID(phydev->phy_id)) {
 763	/* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
 764	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1121R):
 765	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1318S):
 766		def_config = MII_88E1121_PHY_LED_DEF;
 767		break;
 768	/* Default PHY LED config:
 769	 * LED[0] .. 1000Mbps Link
 770	 * LED[1] .. 100Mbps Link
 771	 * LED[2] .. Blink, Activity
 772	 */
 773	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1510):
 774		if (phydev->dev_flags & MARVELL_PHY_LED0_LINK_LED1_ACTIVE)
 775			def_config = MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE;
 776		else
 777			def_config = MII_88E1510_PHY_LED_DEF;
 778		break;
 779	default:
 780		return;
 781	}
 782
 783	err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, MII_PHY_LED_CTRL,
 784			      def_config);
 785	if (err < 0)
 786		phydev_warn(phydev, "Fail to config marvell phy LED.\n");
 787}
 788
 789static int marvell_config_init(struct phy_device *phydev)
 790{
 791	/* Set default LED */
 792	marvell_config_led(phydev);
 793
 794	/* Set registers from marvell,reg-init DT property */
 795	return marvell_of_reg_init(phydev);
 
 
 
 
 
 
 
 
 
 
 
 
 
 796}
 797
 798static int m88e3016_config_init(struct phy_device *phydev)
 799{
 800	int ret;
 801
 802	/* Enable Scrambler and Auto-Crossover */
 803	ret = phy_modify(phydev, MII_88E3016_PHY_SPEC_CTRL,
 804			 MII_88E3016_DISABLE_SCRAMBLER,
 805			 MII_88E3016_AUTO_MDIX_CROSSOVER);
 806	if (ret < 0)
 807		return ret;
 808
 809	return marvell_config_init(phydev);
 810}
 811
 812static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev,
 813					   u16 mode,
 814					   int fibre_copper_auto)
 815{
 816	if (fibre_copper_auto)
 817		mode |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
 818
 819	return phy_modify(phydev, MII_M1111_PHY_EXT_SR,
 820			  MII_M1111_HWCFG_MODE_MASK |
 821			  MII_M1111_HWCFG_FIBER_COPPER_AUTO |
 822			  MII_M1111_HWCFG_FIBER_COPPER_RES,
 823			  mode);
 824}
 825
 826static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev)
 827{
 828	int delay;
 829
 830	switch (phydev->interface) {
 831	case PHY_INTERFACE_MODE_RGMII_ID:
 832		delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY;
 833		break;
 834	case PHY_INTERFACE_MODE_RGMII_RXID:
 835		delay = MII_M1111_RGMII_RX_DELAY;
 836		break;
 837	case PHY_INTERFACE_MODE_RGMII_TXID:
 838		delay = MII_M1111_RGMII_TX_DELAY;
 839		break;
 840	default:
 841		delay = 0;
 842		break;
 843	}
 844
 845	return phy_modify(phydev, MII_M1111_PHY_EXT_CR,
 846			  MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY,
 847			  delay);
 848}
 849
 850static int m88e1111_config_init_rgmii(struct phy_device *phydev)
 851{
 852	int temp;
 853	int err;
 854
 855	err = m88e1111_config_init_rgmii_delays(phydev);
 856	if (err < 0)
 857		return err;
 858
 859	temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
 860	if (temp < 0)
 861		return temp;
 862
 863	temp &= ~(MII_M1111_HWCFG_MODE_MASK);
 864
 865	if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
 866		temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
 867	else
 868		temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
 869
 870	return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
 871}
 872
 873static int m88e1111_config_init_sgmii(struct phy_device *phydev)
 874{
 875	int err;
 876
 877	err = m88e1111_config_init_hwcfg_mode(
 878		phydev,
 879		MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
 880		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
 881	if (err < 0)
 882		return err;
 883
 884	/* make sure copper is selected */
 885	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 886}
 887
 888static int m88e1111_config_init_rtbi(struct phy_device *phydev)
 889{
 890	int err;
 891
 892	err = m88e1111_config_init_rgmii_delays(phydev);
 893	if (err < 0)
 894		return err;
 895
 896	err = m88e1111_config_init_hwcfg_mode(
 897		phydev,
 898		MII_M1111_HWCFG_MODE_RTBI,
 899		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
 900	if (err < 0)
 901		return err;
 902
 903	/* soft reset */
 904	err = genphy_soft_reset(phydev);
 905	if (err < 0)
 906		return err;
 907
 908	return m88e1111_config_init_hwcfg_mode(
 909		phydev,
 910		MII_M1111_HWCFG_MODE_RTBI,
 911		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
 912}
 913
 914static int m88e1111_config_init_1000basex(struct phy_device *phydev)
 915{
 916	int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR);
 917	int err, mode;
 918
 919	if (extsr < 0)
 920		return extsr;
 921
 922	/* If using copper mode, ensure 1000BaseX auto-negotiation is enabled */
 923	mode = extsr & MII_M1111_HWCFG_MODE_MASK;
 924	if (mode == MII_M1111_HWCFG_MODE_COPPER_1000X_NOAN) {
 925		err = phy_modify(phydev, MII_M1111_PHY_EXT_SR,
 926				 MII_M1111_HWCFG_MODE_MASK |
 927				 MII_M1111_HWCFG_SERIAL_AN_BYPASS,
 928				 MII_M1111_HWCFG_MODE_COPPER_1000X_AN |
 929				 MII_M1111_HWCFG_SERIAL_AN_BYPASS);
 930		if (err < 0)
 931			return err;
 932	}
 933	return 0;
 934}
 935
 936static int m88e1111_config_init(struct phy_device *phydev)
 937{
 938	int err;
 939
 940	if (phy_interface_is_rgmii(phydev)) {
 941		err = m88e1111_config_init_rgmii(phydev);
 942		if (err < 0)
 943			return err;
 944	}
 945
 946	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
 947		err = m88e1111_config_init_sgmii(phydev);
 948		if (err < 0)
 949			return err;
 950	}
 951
 952	if (phydev->interface == PHY_INTERFACE_MODE_RTBI) {
 953		err = m88e1111_config_init_rtbi(phydev);
 954		if (err < 0)
 955			return err;
 956	}
 957
 958	if (phydev->interface == PHY_INTERFACE_MODE_1000BASEX) {
 959		err = m88e1111_config_init_1000basex(phydev);
 960		if (err < 0)
 961			return err;
 962	}
 963
 964	err = marvell_of_reg_init(phydev);
 965	if (err < 0)
 966		return err;
 967
 968	err = genphy_soft_reset(phydev);
 969	if (err < 0)
 970		return err;
 971
 972	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
 973		/* If the HWCFG_MODE was changed from another mode (such as
 974		 * 1000BaseX) to SGMII, the state of the support bits may have
 975		 * also changed now that the PHY has been reset.
 976		 * Update the PHY abilities accordingly.
 977		 */
 978		err = genphy_read_abilities(phydev);
 979		linkmode_or(phydev->advertising, phydev->advertising,
 980			    phydev->supported);
 981	}
 982	return err;
 983}
 984
 985static int m88e1111_get_downshift(struct phy_device *phydev, u8 *data)
 986{
 987	int val, cnt, enable;
 988
 989	val = phy_read(phydev, MII_M1111_PHY_EXT_CR);
 990	if (val < 0)
 991		return val;
 992
 993	enable = FIELD_GET(MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN, val);
 994	cnt = FIELD_GET(MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, val) + 1;
 995
 996	*data = enable ? cnt : DOWNSHIFT_DEV_DISABLE;
 997
 998	return 0;
 999}
1000
1001static int m88e1111_set_downshift(struct phy_device *phydev, u8 cnt)
1002{
1003	int val, err;
1004
1005	if (cnt > MII_M1111_PHY_EXT_CR_DOWNSHIFT_MAX)
1006		return -E2BIG;
1007
1008	if (!cnt) {
1009		err = phy_clear_bits(phydev, MII_M1111_PHY_EXT_CR,
1010				     MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN);
1011	} else {
1012		val = MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN;
1013		val |= FIELD_PREP(MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, cnt - 1);
1014
1015		err = phy_modify(phydev, MII_M1111_PHY_EXT_CR,
1016				 MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN |
1017				 MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK,
1018				 val);
1019	}
1020
1021	if (err < 0)
1022		return err;
1023
1024	return genphy_soft_reset(phydev);
1025}
1026
1027static int m88e1111_get_tunable(struct phy_device *phydev,
1028				struct ethtool_tunable *tuna, void *data)
1029{
1030	switch (tuna->id) {
1031	case ETHTOOL_PHY_DOWNSHIFT:
1032		return m88e1111_get_downshift(phydev, data);
1033	default:
1034		return -EOPNOTSUPP;
1035	}
1036}
1037
1038static int m88e1111_set_tunable(struct phy_device *phydev,
1039				struct ethtool_tunable *tuna, const void *data)
1040{
1041	switch (tuna->id) {
1042	case ETHTOOL_PHY_DOWNSHIFT:
1043		return m88e1111_set_downshift(phydev, *(const u8 *)data);
1044	default:
1045		return -EOPNOTSUPP;
1046	}
1047}
1048
1049static int m88e1011_get_downshift(struct phy_device *phydev, u8 *data)
1050{
1051	int val, cnt, enable;
1052
1053	val = phy_read(phydev, MII_M1011_PHY_SCR);
1054	if (val < 0)
1055		return val;
1056
1057	enable = FIELD_GET(MII_M1011_PHY_SCR_DOWNSHIFT_EN, val);
1058	cnt = FIELD_GET(MII_M1011_PHY_SCR_DOWNSHIFT_MASK, val) + 1;
1059
1060	*data = enable ? cnt : DOWNSHIFT_DEV_DISABLE;
1061
1062	return 0;
1063}
1064
1065static int m88e1011_set_downshift(struct phy_device *phydev, u8 cnt)
1066{
1067	int val, err;
1068
1069	if (cnt > MII_M1011_PHY_SCR_DOWNSHIFT_MAX)
1070		return -E2BIG;
1071
1072	if (!cnt) {
1073		err = phy_clear_bits(phydev, MII_M1011_PHY_SCR,
1074				     MII_M1011_PHY_SCR_DOWNSHIFT_EN);
1075	} else {
1076		val = MII_M1011_PHY_SCR_DOWNSHIFT_EN;
1077		val |= FIELD_PREP(MII_M1011_PHY_SCR_DOWNSHIFT_MASK, cnt - 1);
1078
1079		err = phy_modify(phydev, MII_M1011_PHY_SCR,
1080				 MII_M1011_PHY_SCR_DOWNSHIFT_EN |
1081				 MII_M1011_PHY_SCR_DOWNSHIFT_MASK,
1082				 val);
1083	}
1084
1085	if (err < 0)
1086		return err;
1087
1088	return genphy_soft_reset(phydev);
1089}
1090
1091static int m88e1011_get_tunable(struct phy_device *phydev,
1092				struct ethtool_tunable *tuna, void *data)
1093{
1094	switch (tuna->id) {
1095	case ETHTOOL_PHY_DOWNSHIFT:
1096		return m88e1011_get_downshift(phydev, data);
1097	default:
1098		return -EOPNOTSUPP;
1099	}
1100}
1101
1102static int m88e1011_set_tunable(struct phy_device *phydev,
1103				struct ethtool_tunable *tuna, const void *data)
1104{
1105	switch (tuna->id) {
1106	case ETHTOOL_PHY_DOWNSHIFT:
1107		return m88e1011_set_downshift(phydev, *(const u8 *)data);
1108	default:
1109		return -EOPNOTSUPP;
1110	}
1111}
1112
1113static int m88e1112_config_init(struct phy_device *phydev)
1114{
1115	int err;
1116
1117	err = m88e1011_set_downshift(phydev, 3);
1118	if (err < 0)
1119		return err;
1120
1121	return m88e1111_config_init(phydev);
1122}
1123
1124static int m88e1111gbe_config_init(struct phy_device *phydev)
1125{
1126	int err;
1127
1128	err = m88e1111_set_downshift(phydev, 3);
1129	if (err < 0)
1130		return err;
1131
1132	return m88e1111_config_init(phydev);
1133}
1134
1135static int marvell_1011gbe_config_init(struct phy_device *phydev)
1136{
1137	int err;
1138
1139	err = m88e1011_set_downshift(phydev, 3);
1140	if (err < 0)
1141		return err;
1142
1143	return marvell_config_init(phydev);
1144}
1145static int m88e1116r_config_init(struct phy_device *phydev)
1146{
1147	int err;
1148
1149	err = genphy_soft_reset(phydev);
1150	if (err < 0)
1151		return err;
1152
1153	msleep(500);
1154
1155	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1156	if (err < 0)
1157		return err;
1158
1159	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
1160	if (err < 0)
1161		return err;
1162
1163	err = m88e1011_set_downshift(phydev, 8);
1164	if (err < 0)
1165		return err;
1166
1167	if (phy_interface_is_rgmii(phydev)) {
1168		err = m88e1121_config_aneg_rgmii_delays(phydev);
1169		if (err < 0)
1170			return err;
1171	}
1172
1173	err = genphy_soft_reset(phydev);
1174	if (err < 0)
1175		return err;
1176
 
1177	return marvell_config_init(phydev);
1178}
1179
1180static int m88e1318_config_init(struct phy_device *phydev)
1181{
1182	if (phy_interrupt_is_valid(phydev)) {
1183		int err = phy_modify_paged(
1184			phydev, MII_MARVELL_LED_PAGE,
1185			MII_88E1318S_PHY_LED_TCR,
1186			MII_88E1318S_PHY_LED_TCR_FORCE_INT,
1187			MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
1188			MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
1189		if (err < 0)
1190			return err;
1191	}
1192
1193	return marvell_config_init(phydev);
1194}
1195
1196static int m88e1510_config_init(struct phy_device *phydev)
1197{
1198	static const struct {
1199		u16 reg17, reg16;
1200	} errata_vals[] = {
1201		{ 0x214b, 0x2144 },
1202		{ 0x0c28, 0x2146 },
1203		{ 0xb233, 0x214d },
1204		{ 0xcc0c, 0x2159 },
1205	};
1206	int err;
1207	int i;
1208
1209	/* As per Marvell Release Notes - Alaska 88E1510/88E1518/88E1512/
1210	 * 88E1514 Rev A0, Errata Section 5.1:
1211	 * If EEE is intended to be used, the following register writes
1212	 * must be done once after every hardware reset.
1213	 */
1214	err = marvell_set_page(phydev, 0x00FF);
1215	if (err < 0)
1216		return err;
1217
1218	for (i = 0; i < ARRAY_SIZE(errata_vals); ++i) {
1219		err = phy_write(phydev, 17, errata_vals[i].reg17);
1220		if (err)
1221			return err;
1222		err = phy_write(phydev, 16, errata_vals[i].reg16);
1223		if (err)
1224			return err;
1225	}
1226
1227	err = marvell_set_page(phydev, 0x00FB);
1228	if (err < 0)
1229		return err;
1230	err = phy_write(phydev, 07, 0xC00D);
1231	if (err < 0)
1232		return err;
1233	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1234	if (err < 0)
1235		return err;
1236
1237	/* SGMII-to-Copper mode initialization */
1238	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
 
 
1239		/* Select page 18 */
1240		err = marvell_set_page(phydev, 18);
1241		if (err < 0)
1242			return err;
1243
1244		/* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */
1245		err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
1246				 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
1247				 MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII);
1248		if (err < 0)
1249			return err;
1250
1251		/* PHY reset is necessary after changing MODE[2:0] */
1252		err = phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1,
1253				   MII_88E1510_GEN_CTRL_REG_1_RESET);
1254		if (err < 0)
1255			return err;
1256
1257		/* Reset page selection */
1258		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1259		if (err < 0)
1260			return err;
 
 
 
 
 
 
 
 
 
 
1261	}
1262	err = m88e1011_set_downshift(phydev, 3);
1263	if (err < 0)
1264		return err;
1265
1266	return m88e1318_config_init(phydev);
1267}
1268
1269static int m88e1118_config_aneg(struct phy_device *phydev)
1270{
1271	int err;
1272
1273	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
1274	if (err < 0)
1275		return err;
1276
1277	err = genphy_config_aneg(phydev);
1278	if (err < 0)
1279		return err;
1280
1281	return genphy_soft_reset(phydev);
 
1282}
1283
1284static int m88e1118_config_init(struct phy_device *phydev)
1285{
1286	u16 leds;
1287	int err;
1288
 
 
 
 
 
1289	/* Enable 1000 Mbit */
1290	err = phy_write_paged(phydev, MII_MARVELL_MSCR_PAGE,
1291			      MII_88E1121_PHY_MSCR_REG, 0x1070);
1292	if (err < 0)
1293		return err;
1294
1295	if (phy_interface_is_rgmii(phydev)) {
1296		err = m88e1121_config_aneg_rgmii_delays(phydev);
1297		if (err < 0)
1298			return err;
1299	}
1300
1301	/* Adjust LED Control */
1302	if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
1303		leds = 0x1100;
1304	else
1305		leds = 0x021e;
1306
1307	err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, 0x10, leds);
1308	if (err < 0)
1309		return err;
1310
1311	err = marvell_of_reg_init(phydev);
1312	if (err < 0)
1313		return err;
1314
1315	/* Reset page register */
1316	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1317	if (err < 0)
1318		return err;
1319
1320	return genphy_soft_reset(phydev);
1321}
1322
1323static int m88e1149_config_init(struct phy_device *phydev)
1324{
1325	int err;
1326
1327	/* Change address */
1328	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
1329	if (err < 0)
1330		return err;
1331
1332	/* Enable 1000 Mbit */
1333	err = phy_write(phydev, 0x15, 0x1048);
1334	if (err < 0)
1335		return err;
1336
1337	err = marvell_of_reg_init(phydev);
1338	if (err < 0)
1339		return err;
1340
1341	/* Reset address */
1342	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1343	if (err < 0)
1344		return err;
1345
1346	return genphy_soft_reset(phydev);
1347}
1348
1349static int m88e1145_config_init_rgmii(struct phy_device *phydev)
1350{
1351	int err;
1352
1353	err = m88e1111_config_init_rgmii_delays(phydev);
1354	if (err < 0)
1355		return err;
1356
1357	if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) {
1358		err = phy_write(phydev, 0x1d, 0x0012);
1359		if (err < 0)
1360			return err;
1361
1362		err = phy_modify(phydev, 0x1e, 0x0fc0,
1363				 2 << 9 | /* 36 ohm */
1364				 2 << 6); /* 39 ohm */
1365		if (err < 0)
1366			return err;
1367
1368		err = phy_write(phydev, 0x1d, 0x3);
1369		if (err < 0)
1370			return err;
1371
1372		err = phy_write(phydev, 0x1e, 0x8000);
1373	}
1374	return err;
1375}
1376
1377static int m88e1145_config_init_sgmii(struct phy_device *phydev)
1378{
1379	return m88e1111_config_init_hwcfg_mode(
1380		phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
1381		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
1382}
1383
1384static int m88e1145_config_init(struct phy_device *phydev)
1385{
1386	int err;
1387
1388	/* Take care of errata E0 & E1 */
1389	err = phy_write(phydev, 0x1d, 0x001b);
1390	if (err < 0)
1391		return err;
1392
1393	err = phy_write(phydev, 0x1e, 0x418f);
1394	if (err < 0)
1395		return err;
1396
1397	err = phy_write(phydev, 0x1d, 0x0016);
1398	if (err < 0)
1399		return err;
1400
1401	err = phy_write(phydev, 0x1e, 0xa2da);
1402	if (err < 0)
1403		return err;
1404
1405	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
1406		err = m88e1145_config_init_rgmii(phydev);
1407		if (err < 0)
1408			return err;
1409	}
1410
1411	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1412		err = m88e1145_config_init_sgmii(phydev);
1413		if (err < 0)
1414			return err;
1415	}
1416	err = m88e1111_set_downshift(phydev, 3);
1417	if (err < 0)
1418		return err;
1419
1420	err = marvell_of_reg_init(phydev);
1421	if (err < 0)
1422		return err;
1423
1424	return 0;
1425}
1426
1427static int m88e1540_get_fld(struct phy_device *phydev, u8 *msecs)
1428{
1429	int val;
1430
1431	val = phy_read(phydev, MII_88E1540_COPPER_CTRL3);
1432	if (val < 0)
1433		return val;
1434
1435	if (!(val & MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN)) {
1436		*msecs = ETHTOOL_PHY_FAST_LINK_DOWN_OFF;
1437		return 0;
1438	}
1439
1440	val = FIELD_GET(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
1441
1442	switch (val) {
1443	case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS:
1444		*msecs = 0;
1445		break;
1446	case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS:
1447		*msecs = 10;
1448		break;
1449	case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS:
1450		*msecs = 20;
1451		break;
1452	case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS:
1453		*msecs = 40;
1454		break;
1455	default:
1456		return -EINVAL;
1457	}
1458
1459	return 0;
1460}
1461
1462static int m88e1540_set_fld(struct phy_device *phydev, const u8 *msecs)
1463{
1464	struct ethtool_eee eee;
1465	int val, ret;
1466
1467	if (*msecs == ETHTOOL_PHY_FAST_LINK_DOWN_OFF)
1468		return phy_clear_bits(phydev, MII_88E1540_COPPER_CTRL3,
1469				      MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN);
1470
1471	/* According to the Marvell data sheet EEE must be disabled for
1472	 * Fast Link Down detection to work properly
1473	 */
1474	ret = genphy_c45_ethtool_get_eee(phydev, &eee);
1475	if (!ret && eee.eee_enabled) {
1476		phydev_warn(phydev, "Fast Link Down detection requires EEE to be disabled!\n");
1477		return -EBUSY;
1478	}
1479
1480	if (*msecs <= 5)
1481		val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS;
1482	else if (*msecs <= 15)
1483		val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS;
1484	else if (*msecs <= 30)
1485		val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS;
1486	else
1487		val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS;
1488
1489	val = FIELD_PREP(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
1490
1491	ret = phy_modify(phydev, MII_88E1540_COPPER_CTRL3,
1492			 MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
1493	if (ret)
1494		return ret;
1495
1496	return phy_set_bits(phydev, MII_88E1540_COPPER_CTRL3,
1497			    MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN);
1498}
1499
1500static int m88e1540_get_tunable(struct phy_device *phydev,
1501				struct ethtool_tunable *tuna, void *data)
1502{
1503	switch (tuna->id) {
1504	case ETHTOOL_PHY_FAST_LINK_DOWN:
1505		return m88e1540_get_fld(phydev, data);
1506	case ETHTOOL_PHY_DOWNSHIFT:
1507		return m88e1011_get_downshift(phydev, data);
1508	default:
1509		return -EOPNOTSUPP;
1510	}
1511}
1512
1513static int m88e1540_set_tunable(struct phy_device *phydev,
1514				struct ethtool_tunable *tuna, const void *data)
1515{
1516	switch (tuna->id) {
1517	case ETHTOOL_PHY_FAST_LINK_DOWN:
1518		return m88e1540_set_fld(phydev, data);
1519	case ETHTOOL_PHY_DOWNSHIFT:
1520		return m88e1011_set_downshift(phydev, *(const u8 *)data);
1521	default:
1522		return -EOPNOTSUPP;
1523	}
1524}
1525
1526/* The VOD can be out of specification on link up. Poke an
1527 * undocumented register, in an undocumented page, with a magic value
1528 * to fix this.
1529 */
1530static int m88e6390_errata(struct phy_device *phydev)
1531{
1532	int err;
1533
1534	err = phy_write(phydev, MII_BMCR,
1535			BMCR_ANENABLE | BMCR_SPEED1000 | BMCR_FULLDPLX);
1536	if (err)
1537		return err;
1538
1539	usleep_range(300, 400);
1540
1541	err = phy_write_paged(phydev, 0xf8, 0x08, 0x36);
1542	if (err)
1543		return err;
1544
1545	return genphy_soft_reset(phydev);
1546}
1547
1548static int m88e6390_config_aneg(struct phy_device *phydev)
1549{
1550	int err;
1551
1552	err = m88e6390_errata(phydev);
1553	if (err)
1554		return err;
 
1555
1556	return m88e1510_config_aneg(phydev);
1557}
1558
1559/**
1560 * fiber_lpa_mod_linkmode_lpa_t
1561 * @advertising: the linkmode advertisement settings
1562 * @lpa: value of the MII_LPA register for fiber link
1563 *
1564 * A small helper function that translates MII_LPA bits to linkmode LP
1565 * advertisement settings. Other bits in advertising are left
1566 * unchanged.
1567 */
1568static void fiber_lpa_mod_linkmode_lpa_t(unsigned long *advertising, u32 lpa)
1569{
1570	linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
1571			 advertising, lpa & LPA_1000XHALF);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1572
1573	linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
1574			 advertising, lpa & LPA_1000XFULL);
1575}
1576
1577static int marvell_read_status_page_an(struct phy_device *phydev,
1578				       int fiber, int status)
1579{
 
1580	int lpa;
1581	int err;
1582
1583	if (!(status & MII_M1011_PHY_STATUS_RESOLVED)) {
1584		phydev->link = 0;
1585		return 0;
1586	}
 
 
 
 
 
 
 
1587
1588	if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
1589		phydev->duplex = DUPLEX_FULL;
1590	else
1591		phydev->duplex = DUPLEX_HALF;
1592
1593	switch (status & MII_M1011_PHY_STATUS_SPD_MASK) {
 
 
 
 
1594	case MII_M1011_PHY_STATUS_1000:
1595		phydev->speed = SPEED_1000;
1596		break;
1597
1598	case MII_M1011_PHY_STATUS_100:
1599		phydev->speed = SPEED_100;
1600		break;
1601
1602	default:
1603		phydev->speed = SPEED_10;
1604		break;
1605	}
1606
1607	if (!fiber) {
1608		err = genphy_read_lpa(phydev);
1609		if (err < 0)
1610			return err;
1611
1612		phy_resolve_aneg_pause(phydev);
 
 
 
1613	} else {
1614		lpa = phy_read(phydev, MII_LPA);
1615		if (lpa < 0)
1616			return lpa;
1617
1618		/* The fiber link is only 1000M capable */
1619		fiber_lpa_mod_linkmode_lpa_t(phydev->lp_advertising, lpa);
1620
1621		if (phydev->duplex == DUPLEX_FULL) {
1622			if (!(lpa & LPA_PAUSE_FIBER)) {
1623				phydev->pause = 0;
1624				phydev->asym_pause = 0;
1625			} else if ((lpa & LPA_PAUSE_ASYM_FIBER)) {
1626				phydev->pause = 1;
1627				phydev->asym_pause = 1;
1628			} else {
1629				phydev->pause = 1;
1630				phydev->asym_pause = 0;
1631			}
1632		}
1633	}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1634
1635	return 0;
1636}
1637
1638/* marvell_read_status_page
1639 *
1640 * Description:
1641 *   Check the link, then figure out the current state
1642 *   by comparing what we advertise with what the link partner
1643 *   advertises.  Start by checking the gigabit possibilities,
1644 *   then move on to 10/100.
1645 */
1646static int marvell_read_status_page(struct phy_device *phydev, int page)
1647{
1648	int status;
1649	int fiber;
1650	int err;
1651
1652	status = phy_read(phydev, MII_M1011_PHY_STATUS);
1653	if (status < 0)
1654		return status;
1655
1656	/* Use the generic register for copper link status,
1657	 * and the PHY status register for fiber link status.
1658	 */
1659	if (page == MII_MARVELL_FIBER_PAGE) {
1660		phydev->link = !!(status & MII_M1011_PHY_STATUS_LINK);
1661	} else {
1662		err = genphy_update_link(phydev);
1663		if (err)
1664			return err;
1665	}
1666
1667	if (page == MII_MARVELL_FIBER_PAGE)
1668		fiber = 1;
1669	else
1670		fiber = 0;
1671
1672	linkmode_zero(phydev->lp_advertising);
1673	phydev->pause = 0;
1674	phydev->asym_pause = 0;
1675	phydev->speed = SPEED_UNKNOWN;
1676	phydev->duplex = DUPLEX_UNKNOWN;
1677	phydev->port = fiber ? PORT_FIBRE : PORT_TP;
1678
1679	if (phydev->autoneg == AUTONEG_ENABLE)
1680		err = marvell_read_status_page_an(phydev, fiber, status);
1681	else
1682		err = genphy_read_status_fixed(phydev);
1683
1684	return err;
1685}
1686
1687/* marvell_read_status
1688 *
1689 * Some Marvell's phys have two modes: fiber and copper.
1690 * Both need status checked.
1691 * Description:
1692 *   First, check the fiber link and status.
1693 *   If the fiber link is down, check the copper link and status which
1694 *   will be the default value if both link are down.
1695 */
1696static int marvell_read_status(struct phy_device *phydev)
1697{
1698	int err;
1699
1700	/* Check the fiber mode first */
1701	if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1702			      phydev->supported) &&
1703	    phydev->interface != PHY_INTERFACE_MODE_SGMII) {
1704		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1705		if (err < 0)
1706			goto error;
1707
1708		err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE);
1709		if (err < 0)
1710			goto error;
1711
1712		/* If the fiber link is up, it is the selected and
1713		 * used link. In this case, we need to stay in the
1714		 * fiber page. Please to be careful about that, avoid
1715		 * to restore Copper page in other functions which
1716		 * could break the behaviour for some fiber phy like
1717		 * 88E1512.
1718		 */
1719		if (phydev->link)
1720			return 0;
1721
1722		/* If fiber link is down, check and save copper mode state */
1723		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1724		if (err < 0)
1725			goto error;
1726	}
1727
1728	return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE);
1729
1730error:
1731	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1732	return err;
1733}
1734
1735/* marvell_suspend
1736 *
1737 * Some Marvell's phys have two modes: fiber and copper.
1738 * Both need to be suspended
1739 */
1740static int marvell_suspend(struct phy_device *phydev)
1741{
1742	int err;
1743
1744	/* Suspend the fiber mode first */
1745	if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1746			      phydev->supported)) {
1747		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1748		if (err < 0)
1749			goto error;
1750
1751		/* With the page set, use the generic suspend */
1752		err = genphy_suspend(phydev);
1753		if (err < 0)
1754			goto error;
1755
1756		/* Then, the copper link */
1757		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1758		if (err < 0)
1759			goto error;
1760	}
1761
1762	/* With the page set, use the generic suspend */
1763	return genphy_suspend(phydev);
1764
1765error:
1766	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1767	return err;
1768}
1769
1770/* marvell_resume
1771 *
1772 * Some Marvell's phys have two modes: fiber and copper.
1773 * Both need to be resumed
1774 */
1775static int marvell_resume(struct phy_device *phydev)
1776{
1777	int err;
1778
1779	/* Resume the fiber mode first */
1780	if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1781			      phydev->supported)) {
1782		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1783		if (err < 0)
1784			goto error;
1785
1786		/* With the page set, use the generic resume */
1787		err = genphy_resume(phydev);
1788		if (err < 0)
1789			goto error;
1790
1791		/* Then, the copper link */
1792		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1793		if (err < 0)
1794			goto error;
1795	}
1796
1797	/* With the page set, use the generic resume */
1798	return genphy_resume(phydev);
1799
1800error:
1801	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1802	return err;
1803}
1804
1805static int marvell_aneg_done(struct phy_device *phydev)
1806{
1807	int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
1808
1809	return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
1810}
1811
 
 
 
 
 
 
 
 
 
 
 
 
1812static void m88e1318_get_wol(struct phy_device *phydev,
1813			     struct ethtool_wolinfo *wol)
1814{
1815	int ret;
1816
1817	wol->supported = WAKE_MAGIC | WAKE_PHY;
1818	wol->wolopts = 0;
1819
1820	ret = phy_read_paged(phydev, MII_MARVELL_WOL_PAGE,
1821			     MII_88E1318S_PHY_WOL_CTRL);
1822	if (ret < 0)
1823		return;
1824
 
1825	if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
1826		wol->wolopts |= WAKE_MAGIC;
1827
1828	if (ret & MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE)
1829		wol->wolopts |= WAKE_PHY;
1830}
1831
1832static int m88e1318_set_wol(struct phy_device *phydev,
1833			    struct ethtool_wolinfo *wol)
1834{
1835	int err = 0, oldpage;
1836
1837	oldpage = phy_save_page(phydev);
1838	if (oldpage < 0)
1839		goto error;
1840
1841	if (wol->wolopts & (WAKE_MAGIC | WAKE_PHY)) {
1842		/* Explicitly switch to page 0x00, just to be sure */
1843		err = marvell_write_page(phydev, MII_MARVELL_COPPER_PAGE);
1844		if (err < 0)
1845			goto error;
1846
1847		/* If WOL event happened once, the LED[2] interrupt pin
1848		 * will not be cleared unless we reading the interrupt status
1849		 * register. If interrupts are in use, the normal interrupt
1850		 * handling will clear the WOL event. Clear the WOL event
1851		 * before enabling it if !phy_interrupt_is_valid()
1852		 */
1853		if (!phy_interrupt_is_valid(phydev))
1854			__phy_read(phydev, MII_M1011_IEVENT);
1855
1856		/* Enable the WOL interrupt */
1857		err = __phy_set_bits(phydev, MII_88E1318S_PHY_CSIER,
1858				     MII_88E1318S_PHY_CSIER_WOL_EIE);
1859		if (err < 0)
1860			goto error;
1861
1862		err = marvell_write_page(phydev, MII_MARVELL_LED_PAGE);
1863		if (err < 0)
1864			goto error;
1865
1866		/* Setup LED[2] as interrupt pin (active low) */
1867		err = __phy_modify(phydev, MII_88E1318S_PHY_LED_TCR,
1868				   MII_88E1318S_PHY_LED_TCR_FORCE_INT,
1869				   MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
1870				   MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
1871		if (err < 0)
1872			goto error;
1873	}
1874
1875	if (wol->wolopts & WAKE_MAGIC) {
1876		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1877		if (err < 0)
1878			goto error;
1879
1880		/* Store the device address for the magic packet */
1881		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2,
1882				((phydev->attached_dev->dev_addr[5] << 8) |
1883				 phydev->attached_dev->dev_addr[4]));
1884		if (err < 0)
1885			goto error;
1886		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1,
1887				((phydev->attached_dev->dev_addr[3] << 8) |
1888				 phydev->attached_dev->dev_addr[2]));
1889		if (err < 0)
1890			goto error;
1891		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0,
1892				((phydev->attached_dev->dev_addr[1] << 8) |
1893				 phydev->attached_dev->dev_addr[0]));
1894		if (err < 0)
1895			goto error;
1896
1897		/* Clear WOL status and enable magic packet matching */
1898		err = __phy_set_bits(phydev, MII_88E1318S_PHY_WOL_CTRL,
1899				     MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
1900				     MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE);
1901		if (err < 0)
1902			goto error;
1903	} else {
1904		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1905		if (err < 0)
1906			goto error;
1907
1908		/* Clear WOL status and disable magic packet matching */
1909		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
1910				   MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE,
1911				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
1912		if (err < 0)
1913			goto error;
1914	}
1915
1916	if (wol->wolopts & WAKE_PHY) {
1917		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1918		if (err < 0)
1919			goto error;
1920
1921		/* Clear WOL status and enable link up event */
1922		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0,
1923				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
1924				   MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE);
1925		if (err < 0)
1926			goto error;
1927	} else {
1928		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1929		if (err < 0)
1930			goto error;
1931
1932		/* Clear WOL status and disable link up event */
1933		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
1934				   MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE,
1935				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
1936		if (err < 0)
1937			goto error;
1938	}
1939
1940error:
1941	return phy_restore_page(phydev, oldpage, err);
1942}
1943
1944static int marvell_get_sset_count(struct phy_device *phydev)
1945{
1946	if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1947			      phydev->supported))
1948		return ARRAY_SIZE(marvell_hw_stats);
1949	else
1950		return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS;
1951}
1952
1953static void marvell_get_strings(struct phy_device *phydev, u8 *data)
1954{
1955	int count = marvell_get_sset_count(phydev);
1956	int i;
1957
1958	for (i = 0; i < count; i++) {
1959		strscpy(data + i * ETH_GSTRING_LEN,
1960			marvell_hw_stats[i].string, ETH_GSTRING_LEN);
1961	}
1962}
1963
 
 
 
1964static u64 marvell_get_stat(struct phy_device *phydev, int i)
1965{
1966	struct marvell_hw_stat stat = marvell_hw_stats[i];
1967	struct marvell_priv *priv = phydev->priv;
1968	int val;
1969	u64 ret;
1970
1971	val = phy_read_paged(phydev, stat.page, stat.reg);
1972	if (val < 0) {
1973		ret = U64_MAX;
1974	} else {
1975		val = val & ((1 << stat.bits) - 1);
1976		priv->stats[i] += val;
1977		ret = priv->stats[i];
1978	}
1979
1980	return ret;
1981}
1982
1983static void marvell_get_stats(struct phy_device *phydev,
1984			      struct ethtool_stats *stats, u64 *data)
1985{
1986	int count = marvell_get_sset_count(phydev);
1987	int i;
1988
1989	for (i = 0; i < count; i++)
1990		data[i] = marvell_get_stat(phydev, i);
1991}
1992
1993static int m88e1510_loopback(struct phy_device *phydev, bool enable)
1994{
1995	int err;
1996
1997	if (enable) {
1998		u16 bmcr_ctl, mscr2_ctl = 0;
1999
2000		bmcr_ctl = mii_bmcr_encode_fixed(phydev->speed, phydev->duplex);
2001
2002		err = phy_write(phydev, MII_BMCR, bmcr_ctl);
2003		if (err < 0)
2004			return err;
2005
2006		if (phydev->speed == SPEED_1000)
2007			mscr2_ctl = BMCR_SPEED1000;
2008		else if (phydev->speed == SPEED_100)
2009			mscr2_ctl = BMCR_SPEED100;
2010
2011		err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
2012				       MII_88E1510_MSCR_2, BMCR_SPEED1000 |
2013				       BMCR_SPEED100, mscr2_ctl);
2014		if (err < 0)
2015			return err;
2016
2017		/* Need soft reset to have speed configuration takes effect */
2018		err = genphy_soft_reset(phydev);
2019		if (err < 0)
2020			return err;
2021
2022		err = phy_modify(phydev, MII_BMCR, BMCR_LOOPBACK,
2023				 BMCR_LOOPBACK);
2024
2025		if (!err) {
2026			/* It takes some time for PHY device to switch
2027			 * into/out-of loopback mode.
2028			 */
2029			msleep(1000);
2030		}
2031		return err;
2032	} else {
2033		err = phy_modify(phydev, MII_BMCR, BMCR_LOOPBACK, 0);
2034		if (err < 0)
2035			return err;
2036
2037		return phy_config_aneg(phydev);
2038	}
2039}
2040
2041static int marvell_vct5_wait_complete(struct phy_device *phydev)
2042{
2043	int i;
2044	int val;
2045
2046	for (i = 0; i < 32; i++) {
2047		val = __phy_read(phydev, MII_VCT5_CTRL);
2048		if (val < 0)
2049			return val;
2050
2051		if (val & MII_VCT5_CTRL_COMPLETE)
2052			return 0;
2053	}
2054
2055	phydev_err(phydev, "Timeout while waiting for cable test to finish\n");
2056	return -ETIMEDOUT;
2057}
2058
2059static int marvell_vct5_amplitude(struct phy_device *phydev, int pair)
2060{
2061	int amplitude;
2062	int val;
2063	int reg;
2064
2065	reg = MII_VCT5_TX_RX_MDI0_COUPLING + pair;
2066	val = __phy_read(phydev, reg);
2067
2068	if (val < 0)
2069		return 0;
2070
2071	amplitude = (val & MII_VCT5_TX_RX_AMPLITUDE_MASK) >>
2072		MII_VCT5_TX_RX_AMPLITUDE_SHIFT;
2073
2074	if (!(val & MII_VCT5_TX_RX_COUPLING_POSITIVE_REFLECTION))
2075		amplitude = -amplitude;
2076
2077	return 1000 * amplitude / 128;
2078}
2079
2080static u32 marvell_vct5_distance2cm(int distance)
2081{
2082	return distance * 805 / 10;
2083}
2084
2085static u32 marvell_vct5_cm2distance(int cm)
2086{
2087	return cm * 10 / 805;
2088}
2089
2090static int marvell_vct5_amplitude_distance(struct phy_device *phydev,
2091					   int distance, int pair)
2092{
2093	u16 reg;
2094	int err;
2095	int mV;
2096	int i;
2097
2098	err = __phy_write(phydev, MII_VCT5_SAMPLE_POINT_DISTANCE,
2099			  distance);
2100	if (err)
2101		return err;
2102
2103	reg = MII_VCT5_CTRL_ENABLE |
2104		MII_VCT5_CTRL_TX_SAME_CHANNEL |
2105		MII_VCT5_CTRL_SAMPLES_DEFAULT |
2106		MII_VCT5_CTRL_SAMPLE_POINT |
2107		MII_VCT5_CTRL_PEEK_HYST_DEFAULT;
2108	err = __phy_write(phydev, MII_VCT5_CTRL, reg);
2109	if (err)
2110		return err;
2111
2112	err = marvell_vct5_wait_complete(phydev);
2113	if (err)
2114		return err;
2115
2116	for (i = 0; i < 4; i++) {
2117		if (pair != PHY_PAIR_ALL && i != pair)
2118			continue;
2119
2120		mV = marvell_vct5_amplitude(phydev, i);
2121		ethnl_cable_test_amplitude(phydev, i, mV);
2122	}
2123
2124	return 0;
2125}
2126
2127static int marvell_vct5_amplitude_graph(struct phy_device *phydev)
2128{
2129	struct marvell_priv *priv = phydev->priv;
2130	int distance;
2131	u16 width;
2132	int page;
2133	int err;
2134	u16 reg;
2135
2136	if (priv->first <= TDR_SHORT_CABLE_LENGTH)
2137		width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS;
2138	else
2139		width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS;
2140
2141	reg = MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV |
2142		MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN |
2143		MII_VCT5_TX_PULSE_CTRL_MAX_AMP | width;
2144
2145	err = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE,
2146			      MII_VCT5_TX_PULSE_CTRL, reg);
2147	if (err)
2148		return err;
2149
2150	/* Reading the TDR data is very MDIO heavy. We need to optimize
2151	 * access to keep the time to a minimum. So lock the bus once,
2152	 * and don't release it until complete. We can then avoid having
2153	 * to change the page for every access, greatly speeding things
2154	 * up.
2155	 */
2156	page = phy_select_page(phydev, MII_MARVELL_VCT5_PAGE);
2157	if (page < 0)
2158		goto restore_page;
2159
2160	for (distance = priv->first;
2161	     distance <= priv->last;
2162	     distance += priv->step) {
2163		err = marvell_vct5_amplitude_distance(phydev, distance,
2164						      priv->pair);
2165		if (err)
2166			goto restore_page;
2167
2168		if (distance > TDR_SHORT_CABLE_LENGTH &&
2169		    width == MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS) {
2170			width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS;
2171			reg = MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV |
2172				MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN |
2173				MII_VCT5_TX_PULSE_CTRL_MAX_AMP | width;
2174			err = __phy_write(phydev, MII_VCT5_TX_PULSE_CTRL, reg);
2175			if (err)
2176				goto restore_page;
2177		}
2178	}
2179
2180restore_page:
2181	return phy_restore_page(phydev, page, err);
2182}
2183
2184static int marvell_cable_test_start_common(struct phy_device *phydev)
2185{
2186	int bmcr, bmsr, ret;
2187
2188	/* If auto-negotiation is enabled, but not complete, the cable
2189	 * test never completes. So disable auto-neg.
2190	 */
2191	bmcr = phy_read(phydev, MII_BMCR);
2192	if (bmcr < 0)
2193		return bmcr;
2194
2195	bmsr = phy_read(phydev, MII_BMSR);
2196
2197	if (bmsr < 0)
2198		return bmsr;
2199
2200	if (bmcr & BMCR_ANENABLE) {
2201		ret =  phy_clear_bits(phydev, MII_BMCR, BMCR_ANENABLE);
2202		if (ret < 0)
2203			return ret;
2204		ret = genphy_soft_reset(phydev);
2205		if (ret < 0)
2206			return ret;
2207	}
2208
2209	/* If the link is up, allow it some time to go down */
2210	if (bmsr & BMSR_LSTATUS)
2211		msleep(1500);
2212
2213	return 0;
2214}
2215
2216static int marvell_vct7_cable_test_start(struct phy_device *phydev)
2217{
2218	struct marvell_priv *priv = phydev->priv;
2219	int ret;
2220
2221	ret = marvell_cable_test_start_common(phydev);
2222	if (ret)
2223		return ret;
2224
2225	priv->cable_test_tdr = false;
2226
2227	/* Reset the VCT5 API control to defaults, otherwise
2228	 * VCT7 does not work correctly.
2229	 */
2230	ret = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE,
2231			      MII_VCT5_CTRL,
2232			      MII_VCT5_CTRL_TX_SAME_CHANNEL |
2233			      MII_VCT5_CTRL_SAMPLES_DEFAULT |
2234			      MII_VCT5_CTRL_MODE_MAXIMUM_PEEK |
2235			      MII_VCT5_CTRL_PEEK_HYST_DEFAULT);
2236	if (ret)
2237		return ret;
2238
2239	ret = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE,
2240			      MII_VCT5_SAMPLE_POINT_DISTANCE, 0);
2241	if (ret)
2242		return ret;
2243
2244	return phy_write_paged(phydev, MII_MARVELL_VCT7_PAGE,
2245			       MII_VCT7_CTRL,
2246			       MII_VCT7_CTRL_RUN_NOW |
2247			       MII_VCT7_CTRL_CENTIMETERS);
2248}
2249
2250static int marvell_vct5_cable_test_tdr_start(struct phy_device *phydev,
2251					     const struct phy_tdr_config *cfg)
2252{
2253	struct marvell_priv *priv = phydev->priv;
2254	int ret;
2255
2256	priv->cable_test_tdr = true;
2257	priv->first = marvell_vct5_cm2distance(cfg->first);
2258	priv->last = marvell_vct5_cm2distance(cfg->last);
2259	priv->step = marvell_vct5_cm2distance(cfg->step);
2260	priv->pair = cfg->pair;
2261
2262	if (priv->first > MII_VCT5_SAMPLE_POINT_DISTANCE_MAX)
2263		return -EINVAL;
2264
2265	if (priv->last > MII_VCT5_SAMPLE_POINT_DISTANCE_MAX)
2266		return -EINVAL;
2267
2268	/* Disable  VCT7 */
2269	ret = phy_write_paged(phydev, MII_MARVELL_VCT7_PAGE,
2270			      MII_VCT7_CTRL, 0);
2271	if (ret)
2272		return ret;
2273
2274	ret = marvell_cable_test_start_common(phydev);
2275	if (ret)
2276		return ret;
2277
2278	ret = ethnl_cable_test_pulse(phydev, 1000);
2279	if (ret)
2280		return ret;
2281
2282	return ethnl_cable_test_step(phydev,
2283				     marvell_vct5_distance2cm(priv->first),
2284				     marvell_vct5_distance2cm(priv->last),
2285				     marvell_vct5_distance2cm(priv->step));
2286}
2287
2288static int marvell_vct7_distance_to_length(int distance, bool meter)
2289{
2290	if (meter)
2291		distance *= 100;
2292
2293	return distance;
2294}
2295
2296static bool marvell_vct7_distance_valid(int result)
2297{
2298	switch (result) {
2299	case MII_VCT7_RESULTS_OPEN:
2300	case MII_VCT7_RESULTS_SAME_SHORT:
2301	case MII_VCT7_RESULTS_CROSS_SHORT:
2302		return true;
2303	}
2304	return false;
2305}
2306
2307static int marvell_vct7_report_length(struct phy_device *phydev,
2308				      int pair, bool meter)
2309{
2310	int length;
2311	int ret;
2312
2313	ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE,
2314			     MII_VCT7_PAIR_0_DISTANCE + pair);
2315	if (ret < 0)
2316		return ret;
2317
2318	length = marvell_vct7_distance_to_length(ret, meter);
2319
2320	ethnl_cable_test_fault_length(phydev, pair, length);
2321
2322	return 0;
2323}
2324
2325static int marvell_vct7_cable_test_report_trans(int result)
2326{
2327	switch (result) {
2328	case MII_VCT7_RESULTS_OK:
2329		return ETHTOOL_A_CABLE_RESULT_CODE_OK;
2330	case MII_VCT7_RESULTS_OPEN:
2331		return ETHTOOL_A_CABLE_RESULT_CODE_OPEN;
2332	case MII_VCT7_RESULTS_SAME_SHORT:
2333		return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT;
2334	case MII_VCT7_RESULTS_CROSS_SHORT:
2335		return ETHTOOL_A_CABLE_RESULT_CODE_CROSS_SHORT;
2336	default:
2337		return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC;
2338	}
2339}
2340
2341static int marvell_vct7_cable_test_report(struct phy_device *phydev)
2342{
2343	int pair0, pair1, pair2, pair3;
2344	bool meter;
2345	int ret;
2346
2347	ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE,
2348			     MII_VCT7_RESULTS);
2349	if (ret < 0)
2350		return ret;
2351
2352	pair3 = (ret & MII_VCT7_RESULTS_PAIR3_MASK) >>
2353		MII_VCT7_RESULTS_PAIR3_SHIFT;
2354	pair2 = (ret & MII_VCT7_RESULTS_PAIR2_MASK) >>
2355		MII_VCT7_RESULTS_PAIR2_SHIFT;
2356	pair1 = (ret & MII_VCT7_RESULTS_PAIR1_MASK) >>
2357		MII_VCT7_RESULTS_PAIR1_SHIFT;
2358	pair0 = (ret & MII_VCT7_RESULTS_PAIR0_MASK) >>
2359		MII_VCT7_RESULTS_PAIR0_SHIFT;
2360
2361	ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A,
2362				marvell_vct7_cable_test_report_trans(pair0));
2363	ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_B,
2364				marvell_vct7_cable_test_report_trans(pair1));
2365	ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_C,
2366				marvell_vct7_cable_test_report_trans(pair2));
2367	ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_D,
2368				marvell_vct7_cable_test_report_trans(pair3));
2369
2370	ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE, MII_VCT7_CTRL);
2371	if (ret < 0)
2372		return ret;
2373
2374	meter = ret & MII_VCT7_CTRL_METERS;
2375
2376	if (marvell_vct7_distance_valid(pair0))
2377		marvell_vct7_report_length(phydev, 0, meter);
2378	if (marvell_vct7_distance_valid(pair1))
2379		marvell_vct7_report_length(phydev, 1, meter);
2380	if (marvell_vct7_distance_valid(pair2))
2381		marvell_vct7_report_length(phydev, 2, meter);
2382	if (marvell_vct7_distance_valid(pair3))
2383		marvell_vct7_report_length(phydev, 3, meter);
2384
2385	return 0;
2386}
2387
2388static int marvell_vct7_cable_test_get_status(struct phy_device *phydev,
2389					      bool *finished)
2390{
2391	struct marvell_priv *priv = phydev->priv;
2392	int ret;
2393
2394	if (priv->cable_test_tdr) {
2395		ret = marvell_vct5_amplitude_graph(phydev);
2396		*finished = true;
2397		return ret;
2398	}
2399
2400	*finished = false;
2401
2402	ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE,
2403			     MII_VCT7_CTRL);
2404
2405	if (ret < 0)
2406		return ret;
2407
2408	if (!(ret & MII_VCT7_CTRL_IN_PROGRESS)) {
2409		*finished = true;
2410
2411		return marvell_vct7_cable_test_report(phydev);
2412	}
2413
2414	return 0;
2415}
2416
2417#ifdef CONFIG_HWMON
2418struct marvell_hwmon_ops {
2419	int (*config)(struct phy_device *phydev);
2420	int (*get_temp)(struct phy_device *phydev, long *temp);
2421	int (*get_temp_critical)(struct phy_device *phydev, long *temp);
2422	int (*set_temp_critical)(struct phy_device *phydev, long temp);
2423	int (*get_temp_alarm)(struct phy_device *phydev, long *alarm);
2424};
2425
2426static const struct marvell_hwmon_ops *
2427to_marvell_hwmon_ops(const struct phy_device *phydev)
2428{
2429	return phydev->drv->driver_data;
2430}
2431
2432static int m88e1121_get_temp(struct phy_device *phydev, long *temp)
2433{
2434	int oldpage;
2435	int ret = 0;
2436	int val;
2437
2438	*temp = 0;
2439
2440	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
2441	if (oldpage < 0)
2442		goto error;
2443
2444	/* Enable temperature sensor */
2445	ret = __phy_read(phydev, MII_88E1121_MISC_TEST);
2446	if (ret < 0)
2447		goto error;
2448
2449	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
2450			  ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
2451	if (ret < 0)
2452		goto error;
2453
2454	/* Wait for temperature to stabilize */
2455	usleep_range(10000, 12000);
2456
2457	val = __phy_read(phydev, MII_88E1121_MISC_TEST);
2458	if (val < 0) {
2459		ret = val;
2460		goto error;
2461	}
2462
2463	/* Disable temperature sensor */
2464	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
2465			  ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
2466	if (ret < 0)
2467		goto error;
2468
2469	*temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000;
2470
2471error:
2472	return phy_restore_page(phydev, oldpage, ret);
2473}
2474
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2475static int m88e1510_get_temp(struct phy_device *phydev, long *temp)
2476{
2477	int ret;
2478
2479	*temp = 0;
2480
2481	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2482			     MII_88E1510_TEMP_SENSOR);
2483	if (ret < 0)
2484		return ret;
2485
2486	*temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000;
2487
2488	return 0;
2489}
2490
2491static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp)
2492{
2493	int ret;
2494
2495	*temp = 0;
2496
2497	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2498			     MII_88E1121_MISC_TEST);
2499	if (ret < 0)
2500		return ret;
2501
2502	*temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >>
2503		  MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25;
2504	/* convert to mC */
2505	*temp *= 1000;
2506
2507	return 0;
2508}
2509
2510static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp)
2511{
2512	temp = temp / 1000;
2513	temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f);
2514
2515	return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2516				MII_88E1121_MISC_TEST,
2517				MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK,
2518				temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT);
2519}
2520
2521static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm)
2522{
2523	int ret;
2524
2525	*alarm = false;
2526
2527	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2528			     MII_88E1121_MISC_TEST);
2529	if (ret < 0)
2530		return ret;
2531
2532	*alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ);
2533
2534	return 0;
2535}
2536
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2537static int m88e6390_get_temp(struct phy_device *phydev, long *temp)
2538{
2539	int sum = 0;
2540	int oldpage;
2541	int ret = 0;
2542	int i;
2543
2544	*temp = 0;
2545
2546	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
2547	if (oldpage < 0)
2548		goto error;
2549
2550	/* Enable temperature sensor */
2551	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
2552	if (ret < 0)
2553		goto error;
2554
2555	ret &= ~MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK;
2556	ret |= MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_SAMPLE_1S;
 
2557
2558	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
2559	if (ret < 0)
2560		goto error;
2561
2562	/* Wait for temperature to stabilize */
2563	usleep_range(10000, 12000);
2564
2565	/* Reading the temperature sense has an errata. You need to read
2566	 * a number of times and take an average.
2567	 */
2568	for (i = 0; i < MII_88E6390_TEMP_SENSOR_SAMPLES; i++) {
2569		ret = __phy_read(phydev, MII_88E6390_TEMP_SENSOR);
2570		if (ret < 0)
2571			goto error;
2572		sum += ret & MII_88E6390_TEMP_SENSOR_MASK;
2573	}
2574
2575	sum /= MII_88E6390_TEMP_SENSOR_SAMPLES;
2576	*temp = (sum  - 75) * 1000;
2577
2578	/* Disable temperature sensor */
2579	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
2580	if (ret < 0)
2581		goto error;
2582
2583	ret = ret & ~MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK;
2584	ret |= MII_88E6390_MISC_TEST_TEMP_SENSOR_DISABLE;
2585
2586	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
2587
2588error:
2589	phy_restore_page(phydev, oldpage, ret);
2590
2591	return ret;
2592}
2593
2594static int m88e6393_get_temp(struct phy_device *phydev, long *temp)
2595{
2596	int err;
2597
2598	err = m88e1510_get_temp(phydev, temp);
2599
2600	/* 88E1510 measures T + 25, while the PHY on 88E6393X switch
2601	 * T + 75, so we have to subtract another 50
2602	 */
2603	*temp -= 50000;
2604
2605	return err;
2606}
2607
2608static int m88e6393_get_temp_critical(struct phy_device *phydev, long *temp)
2609{
2610	int ret;
2611
2612	*temp = 0;
2613
2614	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2615			     MII_88E6390_TEMP_SENSOR);
2616	if (ret < 0)
2617		return ret;
2618
2619	*temp = (((ret & MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK) >>
2620		  MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT) - 75) * 1000;
2621
2622	return 0;
2623}
2624
2625static int m88e6393_set_temp_critical(struct phy_device *phydev, long temp)
2626{
2627	temp = (temp / 1000) + 75;
2628
2629	return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2630				MII_88E6390_TEMP_SENSOR,
2631				MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK,
2632				temp << MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT);
2633}
2634
2635static int m88e6393_hwmon_config(struct phy_device *phydev)
2636{
2637	int err;
2638
2639	err = m88e6393_set_temp_critical(phydev, 100000);
2640	if (err)
2641		return err;
2642
2643	return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2644				MII_88E6390_MISC_TEST,
2645				MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK |
2646				MII_88E6393_MISC_TEST_SAMPLES_MASK |
2647				MII_88E6393_MISC_TEST_RATE_MASK,
2648				MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE |
2649				MII_88E6393_MISC_TEST_SAMPLES_2048 |
2650				MII_88E6393_MISC_TEST_RATE_2_3MS);
2651}
2652
2653static int marvell_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
2654			      u32 attr, int channel, long *temp)
2655{
2656	struct phy_device *phydev = dev_get_drvdata(dev);
2657	const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
2658	int err = -EOPNOTSUPP;
2659
2660	switch (attr) {
2661	case hwmon_temp_input:
2662		if (ops->get_temp)
2663			err = ops->get_temp(phydev, temp);
2664		break;
2665	case hwmon_temp_crit:
2666		if (ops->get_temp_critical)
2667			err = ops->get_temp_critical(phydev, temp);
2668		break;
2669	case hwmon_temp_max_alarm:
2670		if (ops->get_temp_alarm)
2671			err = ops->get_temp_alarm(phydev, temp);
2672		break;
2673	}
2674
2675	return err;
2676}
2677
2678static int marvell_hwmon_write(struct device *dev, enum hwmon_sensor_types type,
2679			       u32 attr, int channel, long temp)
2680{
2681	struct phy_device *phydev = dev_get_drvdata(dev);
2682	const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
2683	int err = -EOPNOTSUPP;
2684
2685	switch (attr) {
2686	case hwmon_temp_crit:
2687		if (ops->set_temp_critical)
2688			err = ops->set_temp_critical(phydev, temp);
2689		break;
 
 
2690	}
2691
2692	return err;
2693}
2694
2695static umode_t marvell_hwmon_is_visible(const void *data,
2696					enum hwmon_sensor_types type,
2697					u32 attr, int channel)
2698{
2699	const struct phy_device *phydev = data;
2700	const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
2701
2702	if (type != hwmon_temp)
2703		return 0;
2704
2705	switch (attr) {
2706	case hwmon_temp_input:
2707		return ops->get_temp ? 0444 : 0;
2708	case hwmon_temp_max_alarm:
2709		return ops->get_temp_alarm ? 0444 : 0;
2710	case hwmon_temp_crit:
2711		return (ops->get_temp_critical ? 0444 : 0) |
2712		       (ops->set_temp_critical ? 0200 : 0);
2713	default:
2714		return 0;
2715	}
2716}
2717
2718static u32 marvell_hwmon_chip_config[] = {
2719	HWMON_C_REGISTER_TZ,
2720	0
2721};
2722
2723static const struct hwmon_channel_info marvell_hwmon_chip = {
2724	.type = hwmon_chip,
2725	.config = marvell_hwmon_chip_config,
2726};
2727
2728/* we can define HWMON_T_CRIT and HWMON_T_MAX_ALARM even though these are not
2729 * defined for all PHYs, because the hwmon code checks whether the attributes
2730 * exists via the .is_visible method
2731 */
2732static u32 marvell_hwmon_temp_config[] = {
2733	HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM,
2734	0
2735};
2736
2737static const struct hwmon_channel_info marvell_hwmon_temp = {
2738	.type = hwmon_temp,
2739	.config = marvell_hwmon_temp_config,
2740};
2741
2742static const struct hwmon_channel_info * const marvell_hwmon_info[] = {
2743	&marvell_hwmon_chip,
2744	&marvell_hwmon_temp,
2745	NULL
2746};
2747
2748static const struct hwmon_ops marvell_hwmon_hwmon_ops = {
2749	.is_visible = marvell_hwmon_is_visible,
2750	.read = marvell_hwmon_read,
2751	.write = marvell_hwmon_write,
2752};
2753
2754static const struct hwmon_chip_info marvell_hwmon_chip_info = {
2755	.ops = &marvell_hwmon_hwmon_ops,
2756	.info = marvell_hwmon_info,
2757};
2758
2759static int marvell_hwmon_name(struct phy_device *phydev)
2760{
2761	struct marvell_priv *priv = phydev->priv;
2762	struct device *dev = &phydev->mdio.dev;
2763	const char *devname = dev_name(dev);
2764	size_t len = strlen(devname);
2765	int i, j;
2766
2767	priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL);
2768	if (!priv->hwmon_name)
2769		return -ENOMEM;
2770
2771	for (i = j = 0; i < len && devname[i]; i++) {
2772		if (isalnum(devname[i]))
2773			priv->hwmon_name[j++] = devname[i];
2774	}
2775
2776	return 0;
2777}
2778
2779static int marvell_hwmon_probe(struct phy_device *phydev)
 
2780{
2781	const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
2782	struct marvell_priv *priv = phydev->priv;
2783	struct device *dev = &phydev->mdio.dev;
2784	int err;
2785
2786	if (!ops)
2787		return 0;
2788
2789	err = marvell_hwmon_name(phydev);
2790	if (err)
2791		return err;
2792
2793	priv->hwmon_dev = devm_hwmon_device_register_with_info(
2794		dev, priv->hwmon_name, phydev, &marvell_hwmon_chip_info, NULL);
2795	if (IS_ERR(priv->hwmon_dev))
2796		return PTR_ERR(priv->hwmon_dev);
2797
2798	if (ops->config)
2799		err = ops->config(phydev);
2800
2801	return err;
2802}
2803
2804static const struct marvell_hwmon_ops m88e1121_hwmon_ops = {
2805	.get_temp = m88e1121_get_temp,
2806};
2807
2808static const struct marvell_hwmon_ops m88e1510_hwmon_ops = {
2809	.get_temp = m88e1510_get_temp,
2810	.get_temp_critical = m88e1510_get_temp_critical,
2811	.set_temp_critical = m88e1510_set_temp_critical,
2812	.get_temp_alarm = m88e1510_get_temp_alarm,
2813};
2814
2815static const struct marvell_hwmon_ops m88e6390_hwmon_ops = {
2816	.get_temp = m88e6390_get_temp,
2817};
2818
2819static const struct marvell_hwmon_ops m88e6393_hwmon_ops = {
2820	.config = m88e6393_hwmon_config,
2821	.get_temp = m88e6393_get_temp,
2822	.get_temp_critical = m88e6393_get_temp_critical,
2823	.set_temp_critical = m88e6393_set_temp_critical,
2824	.get_temp_alarm = m88e1510_get_temp_alarm,
2825};
2826
2827#define DEF_MARVELL_HWMON_OPS(s) (&(s))
2828
2829#else
2830
2831#define DEF_MARVELL_HWMON_OPS(s) NULL
2832
2833static int marvell_hwmon_probe(struct phy_device *phydev)
2834{
2835	return 0;
2836}
2837#endif
2838
2839static int m88e1318_led_brightness_set(struct phy_device *phydev,
2840				       u8 index, enum led_brightness value)
2841{
2842	int reg;
2843
2844	reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE,
2845			     MII_88E1318S_PHY_LED_FUNC);
2846	if (reg < 0)
2847		return reg;
2848
2849	switch (index) {
2850	case 0:
2851	case 1:
2852	case 2:
2853		reg &= ~(0xf << (4 * index));
2854		if (value == LED_OFF)
2855			reg |= MII_88E1318S_PHY_LED_FUNC_OFF << (4 * index);
2856		else
2857			reg |= MII_88E1318S_PHY_LED_FUNC_ON << (4 * index);
2858		break;
2859	default:
2860		return -EINVAL;
2861	}
2862
2863	return phy_write_paged(phydev, MII_MARVELL_LED_PAGE,
2864			       MII_88E1318S_PHY_LED_FUNC, reg);
2865}
2866
2867static int m88e1318_led_blink_set(struct phy_device *phydev, u8 index,
2868				  unsigned long *delay_on,
2869				  unsigned long *delay_off)
2870{
2871	int reg;
2872
2873	reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE,
2874			     MII_88E1318S_PHY_LED_FUNC);
2875	if (reg < 0)
2876		return reg;
2877
2878	switch (index) {
2879	case 0:
2880	case 1:
2881	case 2:
2882		reg &= ~(0xf << (4 * index));
2883		reg |= MII_88E1318S_PHY_LED_FUNC_BLINK << (4 * index);
2884		/* Reset default is 84ms */
2885		*delay_on = 84 / 2;
2886		*delay_off = 84 / 2;
2887		break;
2888	default:
2889		return -EINVAL;
2890	}
2891
2892	return phy_write_paged(phydev, MII_MARVELL_LED_PAGE,
2893			       MII_88E1318S_PHY_LED_FUNC, reg);
2894}
2895
2896struct marvell_led_rules {
2897	int mode;
2898	unsigned long rules;
2899};
2900
2901static const struct marvell_led_rules marvell_led0[] = {
2902	{
2903		.mode = 0,
2904		.rules = BIT(TRIGGER_NETDEV_LINK),
2905	},
2906	{
2907		.mode = 1,
2908		.rules = (BIT(TRIGGER_NETDEV_LINK) |
2909			  BIT(TRIGGER_NETDEV_RX) |
2910			  BIT(TRIGGER_NETDEV_TX)),
2911	},
2912	{
2913		.mode = 3,
2914		.rules = (BIT(TRIGGER_NETDEV_RX) |
2915			  BIT(TRIGGER_NETDEV_TX)),
2916	},
2917	{
2918		.mode = 4,
2919		.rules = (BIT(TRIGGER_NETDEV_RX) |
2920			  BIT(TRIGGER_NETDEV_TX)),
2921	},
2922	{
2923		.mode = 5,
2924		.rules = BIT(TRIGGER_NETDEV_TX),
2925	},
2926	{
2927		.mode = 6,
2928		.rules = BIT(TRIGGER_NETDEV_LINK),
2929	},
2930	{
2931		.mode = 7,
2932		.rules = BIT(TRIGGER_NETDEV_LINK_1000),
2933	},
2934	{
2935		.mode = 8,
2936		.rules = 0,
2937	},
2938};
2939
2940static const struct marvell_led_rules marvell_led1[] = {
2941	{
2942		.mode = 1,
2943		.rules = (BIT(TRIGGER_NETDEV_LINK) |
2944			  BIT(TRIGGER_NETDEV_RX) |
2945			  BIT(TRIGGER_NETDEV_TX)),
2946	},
2947	{
2948		.mode = 2,
2949		.rules = (BIT(TRIGGER_NETDEV_LINK) |
2950			  BIT(TRIGGER_NETDEV_RX)),
2951	},
2952	{
2953		.mode = 3,
2954		.rules = (BIT(TRIGGER_NETDEV_RX) |
2955			  BIT(TRIGGER_NETDEV_TX)),
2956	},
2957	{
2958		.mode = 4,
2959		.rules = (BIT(TRIGGER_NETDEV_RX) |
2960			  BIT(TRIGGER_NETDEV_TX)),
2961	},
2962	{
2963		.mode = 6,
2964		.rules = (BIT(TRIGGER_NETDEV_LINK_100) |
2965			  BIT(TRIGGER_NETDEV_LINK_1000)),
2966	},
2967	{
2968		.mode = 7,
2969		.rules = BIT(TRIGGER_NETDEV_LINK_100),
2970	},
2971	{
2972		.mode = 8,
2973		.rules = 0,
2974	},
2975};
2976
2977static const struct marvell_led_rules marvell_led2[] = {
2978	{
2979		.mode = 0,
2980		.rules = BIT(TRIGGER_NETDEV_LINK),
2981	},
2982	{
2983		.mode = 1,
2984		.rules = (BIT(TRIGGER_NETDEV_LINK) |
2985			  BIT(TRIGGER_NETDEV_RX) |
2986			  BIT(TRIGGER_NETDEV_TX)),
2987	},
2988	{
2989		.mode = 3,
2990		.rules = (BIT(TRIGGER_NETDEV_RX) |
2991			  BIT(TRIGGER_NETDEV_TX)),
2992	},
2993	{
2994		.mode = 4,
2995		.rules = (BIT(TRIGGER_NETDEV_RX) |
2996			  BIT(TRIGGER_NETDEV_TX)),
2997	},
2998	{
2999		.mode = 5,
3000		.rules = BIT(TRIGGER_NETDEV_TX),
3001	},
3002	{
3003		.mode = 6,
3004		.rules = (BIT(TRIGGER_NETDEV_LINK_10) |
3005			  BIT(TRIGGER_NETDEV_LINK_1000)),
3006	},
3007	{
3008		.mode = 7,
3009		.rules = BIT(TRIGGER_NETDEV_LINK_10),
3010	},
3011	{
3012		.mode = 8,
3013		.rules = 0,
3014	},
3015};
3016
3017static int marvell_find_led_mode(unsigned long rules,
3018				 const struct marvell_led_rules *marvell_rules,
3019				 int count,
3020				 int *mode)
3021{
3022	int i;
3023
3024	for (i = 0; i < count; i++) {
3025		if (marvell_rules[i].rules == rules) {
3026			*mode = marvell_rules[i].mode;
3027			return 0;
3028		}
3029	}
3030	return -EOPNOTSUPP;
3031}
3032
3033static int marvell_get_led_mode(u8 index, unsigned long rules, int *mode)
3034{
3035	int ret;
3036
3037	switch (index) {
3038	case 0:
3039		ret = marvell_find_led_mode(rules, marvell_led0,
3040					    ARRAY_SIZE(marvell_led0), mode);
3041		break;
3042	case 1:
3043		ret = marvell_find_led_mode(rules, marvell_led1,
3044					    ARRAY_SIZE(marvell_led1), mode);
3045		break;
3046	case 2:
3047		ret = marvell_find_led_mode(rules, marvell_led2,
3048					    ARRAY_SIZE(marvell_led2), mode);
3049		break;
3050	default:
3051		ret = -EINVAL;
3052	}
3053
3054	return ret;
3055}
3056
3057static int marvell_find_led_rules(unsigned long *rules,
3058				  const struct marvell_led_rules *marvell_rules,
3059				  int count,
3060				  int mode)
3061{
3062	int i;
3063
3064	for (i = 0; i < count; i++) {
3065		if (marvell_rules[i].mode == mode) {
3066			*rules = marvell_rules[i].rules;
3067			return 0;
3068		}
3069	}
3070	return -EOPNOTSUPP;
3071}
3072
3073static int marvell_get_led_rules(u8 index, unsigned long *rules, int mode)
3074{
3075	int ret;
3076
3077	switch (index) {
3078	case 0:
3079		ret = marvell_find_led_rules(rules, marvell_led0,
3080					     ARRAY_SIZE(marvell_led0), mode);
3081		break;
3082	case 1:
3083		ret = marvell_find_led_rules(rules, marvell_led1,
3084					     ARRAY_SIZE(marvell_led1), mode);
3085		break;
3086	case 2:
3087		ret = marvell_find_led_rules(rules, marvell_led2,
3088					     ARRAY_SIZE(marvell_led2), mode);
3089		break;
3090	default:
3091		ret = -EOPNOTSUPP;
3092	}
3093
3094	return ret;
3095}
3096
3097static int m88e1318_led_hw_is_supported(struct phy_device *phydev, u8 index,
3098					unsigned long rules)
3099{
3100	int mode, ret;
3101
3102	switch (index) {
3103	case 0:
3104	case 1:
3105	case 2:
3106		ret = marvell_get_led_mode(index, rules, &mode);
3107		break;
3108	default:
3109		ret = -EINVAL;
3110	}
3111
3112	return ret;
3113}
3114
3115static int m88e1318_led_hw_control_set(struct phy_device *phydev, u8 index,
3116				       unsigned long rules)
3117{
3118	int mode, ret, reg;
3119
3120	switch (index) {
3121	case 0:
3122	case 1:
3123	case 2:
3124		ret = marvell_get_led_mode(index, rules, &mode);
3125		break;
3126	default:
3127		ret = -EINVAL;
3128	}
3129
3130	if (ret < 0)
3131		return ret;
3132
3133	reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE,
3134			     MII_88E1318S_PHY_LED_FUNC);
3135	if (reg < 0)
3136		return reg;
3137
3138	reg &= ~(0xf << (4 * index));
3139	reg |= mode << (4 * index);
3140	return phy_write_paged(phydev, MII_MARVELL_LED_PAGE,
3141			       MII_88E1318S_PHY_LED_FUNC, reg);
3142}
3143
3144static int m88e1318_led_hw_control_get(struct phy_device *phydev, u8 index,
3145				       unsigned long *rules)
3146{
3147	int mode, reg;
3148
3149	if (index > 2)
3150		return -EINVAL;
3151
3152	reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE,
3153			     MII_88E1318S_PHY_LED_FUNC);
3154	if (reg < 0)
3155		return reg;
3156
3157	mode = (reg >> (4 * index)) & 0xf;
3158
3159	return marvell_get_led_rules(index, rules, mode);
3160}
 
3161
3162static int marvell_probe(struct phy_device *phydev)
3163{
3164	struct marvell_priv *priv;
3165
3166	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
3167	if (!priv)
3168		return -ENOMEM;
3169
3170	phydev->priv = priv;
3171
3172	return marvell_hwmon_probe(phydev);
3173}
3174
3175static int m88e1510_sfp_insert(void *upstream, const struct sfp_eeprom_id *id)
3176{
3177	DECLARE_PHY_INTERFACE_MASK(interfaces);
3178	struct phy_device *phydev = upstream;
3179	phy_interface_t interface;
3180	struct device *dev;
3181	int oldpage;
3182	int ret = 0;
3183	u16 mode;
3184
3185	__ETHTOOL_DECLARE_LINK_MODE_MASK(supported) = { 0, };
3186
3187	dev = &phydev->mdio.dev;
3188
3189	sfp_parse_support(phydev->sfp_bus, id, supported, interfaces);
3190	interface = sfp_select_interface(phydev->sfp_bus, supported);
3191
3192	dev_info(dev, "%s SFP module inserted\n", phy_modes(interface));
3193
3194	switch (interface) {
3195	case PHY_INTERFACE_MODE_1000BASEX:
3196		mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_1000X;
3197
3198		break;
3199	case PHY_INTERFACE_MODE_100BASEX:
3200		mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_100FX;
3201
3202		break;
3203	case PHY_INTERFACE_MODE_SGMII:
3204		mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_SGMII;
3205
3206		break;
3207	default:
3208		dev_err(dev, "Incompatible SFP module inserted\n");
3209
3210		return -EINVAL;
3211	}
3212
3213	oldpage = phy_select_page(phydev, MII_MARVELL_MODE_PAGE);
3214	if (oldpage < 0)
3215		goto error;
3216
3217	ret = __phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
3218			   MII_88E1510_GEN_CTRL_REG_1_MODE_MASK, mode);
3219	if (ret < 0)
3220		goto error;
3221
3222	ret = __phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1,
3223			     MII_88E1510_GEN_CTRL_REG_1_RESET);
 
3224
3225error:
3226	return phy_restore_page(phydev, oldpage, ret);
3227}
3228
3229static void m88e1510_sfp_remove(void *upstream)
3230{
3231	struct phy_device *phydev = upstream;
3232	int oldpage;
3233	int ret = 0;
3234
3235	oldpage = phy_select_page(phydev, MII_MARVELL_MODE_PAGE);
3236	if (oldpage < 0)
3237		goto error;
3238
3239	ret = __phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
3240			   MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
3241			   MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII);
3242	if (ret < 0)
3243		goto error;
3244
3245	ret = __phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1,
3246			     MII_88E1510_GEN_CTRL_REG_1_RESET);
 
3247
3248error:
3249	phy_restore_page(phydev, oldpage, ret);
3250}
3251
3252static const struct sfp_upstream_ops m88e1510_sfp_ops = {
3253	.module_insert = m88e1510_sfp_insert,
3254	.module_remove = m88e1510_sfp_remove,
3255	.attach = phy_sfp_attach,
3256	.detach = phy_sfp_detach,
3257};
3258
3259static int m88e1510_probe(struct phy_device *phydev)
3260{
3261	int err;
3262
3263	err = marvell_probe(phydev);
3264	if (err)
3265		return err;
3266
3267	return phy_sfp_probe(phydev, &m88e1510_sfp_ops);
3268}
3269
3270static struct phy_driver marvell_drivers[] = {
3271	{
3272		.phy_id = MARVELL_PHY_ID_88E1101,
3273		.phy_id_mask = MARVELL_PHY_ID_MASK,
3274		.name = "Marvell 88E1101",
3275		/* PHY_GBIT_FEATURES */
 
3276		.probe = marvell_probe,
3277		.config_init = marvell_config_init,
3278		.config_aneg = m88e1101_config_aneg,
3279		.config_intr = marvell_config_intr,
3280		.handle_interrupt = marvell_handle_interrupt,
3281		.resume = genphy_resume,
3282		.suspend = genphy_suspend,
3283		.read_page = marvell_read_page,
3284		.write_page = marvell_write_page,
3285		.get_sset_count = marvell_get_sset_count,
3286		.get_strings = marvell_get_strings,
3287		.get_stats = marvell_get_stats,
3288	},
3289	{
3290		.phy_id = MARVELL_PHY_ID_88E1112,
3291		.phy_id_mask = MARVELL_PHY_ID_MASK,
3292		.name = "Marvell 88E1112",
3293		/* PHY_GBIT_FEATURES */
 
3294		.probe = marvell_probe,
3295		.config_init = m88e1112_config_init,
3296		.config_aneg = marvell_config_aneg,
3297		.config_intr = marvell_config_intr,
3298		.handle_interrupt = marvell_handle_interrupt,
3299		.resume = genphy_resume,
3300		.suspend = genphy_suspend,
3301		.read_page = marvell_read_page,
3302		.write_page = marvell_write_page,
3303		.get_sset_count = marvell_get_sset_count,
3304		.get_strings = marvell_get_strings,
3305		.get_stats = marvell_get_stats,
3306		.get_tunable = m88e1011_get_tunable,
3307		.set_tunable = m88e1011_set_tunable,
3308	},
3309	{
3310		.phy_id = MARVELL_PHY_ID_88E1111,
3311		.phy_id_mask = MARVELL_PHY_ID_MASK,
3312		.name = "Marvell 88E1111",
3313		/* PHY_GBIT_FEATURES */
3314		.probe = marvell_probe,
3315		.config_init = m88e1111gbe_config_init,
3316		.config_aneg = m88e1111_config_aneg,
3317		.read_status = marvell_read_status,
3318		.config_intr = marvell_config_intr,
3319		.handle_interrupt = marvell_handle_interrupt,
3320		.resume = genphy_resume,
3321		.suspend = genphy_suspend,
3322		.read_page = marvell_read_page,
3323		.write_page = marvell_write_page,
3324		.get_sset_count = marvell_get_sset_count,
3325		.get_strings = marvell_get_strings,
3326		.get_stats = marvell_get_stats,
3327		.get_tunable = m88e1111_get_tunable,
3328		.set_tunable = m88e1111_set_tunable,
3329	},
3330	{
3331		.phy_id = MARVELL_PHY_ID_88E1111_FINISAR,
3332		.phy_id_mask = MARVELL_PHY_ID_MASK,
3333		.name = "Marvell 88E1111 (Finisar)",
3334		/* PHY_GBIT_FEATURES */
3335		.probe = marvell_probe,
3336		.config_init = m88e1111gbe_config_init,
3337		.config_aneg = m88e1111_config_aneg,
3338		.read_status = marvell_read_status,
3339		.config_intr = marvell_config_intr,
3340		.handle_interrupt = marvell_handle_interrupt,
3341		.resume = genphy_resume,
3342		.suspend = genphy_suspend,
3343		.read_page = marvell_read_page,
3344		.write_page = marvell_write_page,
3345		.get_sset_count = marvell_get_sset_count,
3346		.get_strings = marvell_get_strings,
3347		.get_stats = marvell_get_stats,
3348		.get_tunable = m88e1111_get_tunable,
3349		.set_tunable = m88e1111_set_tunable,
3350	},
3351	{
3352		.phy_id = MARVELL_PHY_ID_88E1118,
3353		.phy_id_mask = MARVELL_PHY_ID_MASK,
3354		.name = "Marvell 88E1118",
3355		/* PHY_GBIT_FEATURES */
 
3356		.probe = marvell_probe,
3357		.config_init = m88e1118_config_init,
3358		.config_aneg = m88e1118_config_aneg,
3359		.config_intr = marvell_config_intr,
3360		.handle_interrupt = marvell_handle_interrupt,
3361		.resume = genphy_resume,
3362		.suspend = genphy_suspend,
3363		.read_page = marvell_read_page,
3364		.write_page = marvell_write_page,
3365		.get_sset_count = marvell_get_sset_count,
3366		.get_strings = marvell_get_strings,
3367		.get_stats = marvell_get_stats,
3368	},
3369	{
3370		.phy_id = MARVELL_PHY_ID_88E1121R,
3371		.phy_id_mask = MARVELL_PHY_ID_MASK,
3372		.name = "Marvell 88E1121R",
3373		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1121_hwmon_ops),
3374		/* PHY_GBIT_FEATURES */
3375		.probe = marvell_probe,
3376		.config_init = marvell_1011gbe_config_init,
3377		.config_aneg = m88e1121_config_aneg,
3378		.read_status = marvell_read_status,
3379		.config_intr = marvell_config_intr,
3380		.handle_interrupt = marvell_handle_interrupt,
3381		.resume = genphy_resume,
3382		.suspend = genphy_suspend,
 
3383		.read_page = marvell_read_page,
3384		.write_page = marvell_write_page,
3385		.get_sset_count = marvell_get_sset_count,
3386		.get_strings = marvell_get_strings,
3387		.get_stats = marvell_get_stats,
3388		.get_tunable = m88e1011_get_tunable,
3389		.set_tunable = m88e1011_set_tunable,
3390	},
3391	{
3392		.phy_id = MARVELL_PHY_ID_88E1318S,
3393		.phy_id_mask = MARVELL_PHY_ID_MASK,
3394		.name = "Marvell 88E1318S",
3395		/* PHY_GBIT_FEATURES */
 
3396		.probe = marvell_probe,
3397		.config_init = m88e1318_config_init,
3398		.config_aneg = m88e1318_config_aneg,
3399		.read_status = marvell_read_status,
3400		.config_intr = marvell_config_intr,
3401		.handle_interrupt = marvell_handle_interrupt,
3402		.get_wol = m88e1318_get_wol,
3403		.set_wol = m88e1318_set_wol,
3404		.resume = genphy_resume,
3405		.suspend = genphy_suspend,
 
3406		.read_page = marvell_read_page,
3407		.write_page = marvell_write_page,
3408		.get_sset_count = marvell_get_sset_count,
3409		.get_strings = marvell_get_strings,
3410		.get_stats = marvell_get_stats,
3411		.led_brightness_set = m88e1318_led_brightness_set,
3412		.led_blink_set = m88e1318_led_blink_set,
3413		.led_hw_is_supported = m88e1318_led_hw_is_supported,
3414		.led_hw_control_set = m88e1318_led_hw_control_set,
3415		.led_hw_control_get = m88e1318_led_hw_control_get,
3416	},
3417	{
3418		.phy_id = MARVELL_PHY_ID_88E1145,
3419		.phy_id_mask = MARVELL_PHY_ID_MASK,
3420		.name = "Marvell 88E1145",
3421		/* PHY_GBIT_FEATURES */
 
3422		.probe = marvell_probe,
3423		.config_init = m88e1145_config_init,
3424		.config_aneg = m88e1101_config_aneg,
3425		.config_intr = marvell_config_intr,
3426		.handle_interrupt = marvell_handle_interrupt,
3427		.resume = genphy_resume,
3428		.suspend = genphy_suspend,
 
3429		.read_page = marvell_read_page,
3430		.write_page = marvell_write_page,
3431		.get_sset_count = marvell_get_sset_count,
3432		.get_strings = marvell_get_strings,
3433		.get_stats = marvell_get_stats,
3434		.get_tunable = m88e1111_get_tunable,
3435		.set_tunable = m88e1111_set_tunable,
3436	},
3437	{
3438		.phy_id = MARVELL_PHY_ID_88E1149R,
3439		.phy_id_mask = MARVELL_PHY_ID_MASK,
3440		.name = "Marvell 88E1149R",
3441		/* PHY_GBIT_FEATURES */
 
3442		.probe = marvell_probe,
3443		.config_init = m88e1149_config_init,
3444		.config_aneg = m88e1118_config_aneg,
3445		.config_intr = marvell_config_intr,
3446		.handle_interrupt = marvell_handle_interrupt,
3447		.resume = genphy_resume,
3448		.suspend = genphy_suspend,
3449		.read_page = marvell_read_page,
3450		.write_page = marvell_write_page,
3451		.get_sset_count = marvell_get_sset_count,
3452		.get_strings = marvell_get_strings,
3453		.get_stats = marvell_get_stats,
3454	},
3455	{
3456		.phy_id = MARVELL_PHY_ID_88E1240,
3457		.phy_id_mask = MARVELL_PHY_ID_MASK,
3458		.name = "Marvell 88E1240",
3459		/* PHY_GBIT_FEATURES */
 
3460		.probe = marvell_probe,
3461		.config_init = m88e1112_config_init,
3462		.config_aneg = marvell_config_aneg,
3463		.config_intr = marvell_config_intr,
3464		.handle_interrupt = marvell_handle_interrupt,
3465		.resume = genphy_resume,
3466		.suspend = genphy_suspend,
3467		.read_page = marvell_read_page,
3468		.write_page = marvell_write_page,
3469		.get_sset_count = marvell_get_sset_count,
3470		.get_strings = marvell_get_strings,
3471		.get_stats = marvell_get_stats,
3472		.get_tunable = m88e1011_get_tunable,
3473		.set_tunable = m88e1011_set_tunable,
3474	},
3475	{
3476		.phy_id = MARVELL_PHY_ID_88E1116R,
3477		.phy_id_mask = MARVELL_PHY_ID_MASK,
3478		.name = "Marvell 88E1116R",
3479		/* PHY_GBIT_FEATURES */
 
3480		.probe = marvell_probe,
3481		.config_init = m88e1116r_config_init,
3482		.config_intr = marvell_config_intr,
3483		.handle_interrupt = marvell_handle_interrupt,
3484		.resume = genphy_resume,
3485		.suspend = genphy_suspend,
3486		.read_page = marvell_read_page,
3487		.write_page = marvell_write_page,
3488		.get_sset_count = marvell_get_sset_count,
3489		.get_strings = marvell_get_strings,
3490		.get_stats = marvell_get_stats,
3491		.get_tunable = m88e1011_get_tunable,
3492		.set_tunable = m88e1011_set_tunable,
3493	},
3494	{
3495		.phy_id = MARVELL_PHY_ID_88E1510,
3496		.phy_id_mask = MARVELL_PHY_ID_MASK,
3497		.name = "Marvell 88E1510",
3498		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3499		.features = PHY_GBIT_FIBRE_FEATURES,
3500		.flags = PHY_POLL_CABLE_TEST,
3501		.probe = m88e1510_probe,
3502		.config_init = m88e1510_config_init,
3503		.config_aneg = m88e1510_config_aneg,
3504		.read_status = marvell_read_status,
3505		.config_intr = marvell_config_intr,
3506		.handle_interrupt = marvell_handle_interrupt,
3507		.get_wol = m88e1318_get_wol,
3508		.set_wol = m88e1318_set_wol,
3509		.resume = marvell_resume,
3510		.suspend = marvell_suspend,
3511		.read_page = marvell_read_page,
3512		.write_page = marvell_write_page,
3513		.get_sset_count = marvell_get_sset_count,
3514		.get_strings = marvell_get_strings,
3515		.get_stats = marvell_get_stats,
3516		.set_loopback = m88e1510_loopback,
3517		.get_tunable = m88e1011_get_tunable,
3518		.set_tunable = m88e1011_set_tunable,
3519		.cable_test_start = marvell_vct7_cable_test_start,
3520		.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3521		.cable_test_get_status = marvell_vct7_cable_test_get_status,
3522		.led_brightness_set = m88e1318_led_brightness_set,
3523		.led_blink_set = m88e1318_led_blink_set,
3524		.led_hw_is_supported = m88e1318_led_hw_is_supported,
3525		.led_hw_control_set = m88e1318_led_hw_control_set,
3526		.led_hw_control_get = m88e1318_led_hw_control_get,
3527	},
3528	{
3529		.phy_id = MARVELL_PHY_ID_88E1540,
3530		.phy_id_mask = MARVELL_PHY_ID_MASK,
3531		.name = "Marvell 88E1540",
3532		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3533		/* PHY_GBIT_FEATURES */
3534		.flags = PHY_POLL_CABLE_TEST,
3535		.probe = marvell_probe,
3536		.config_init = marvell_1011gbe_config_init,
3537		.config_aneg = m88e1510_config_aneg,
3538		.read_status = marvell_read_status,
3539		.config_intr = marvell_config_intr,
3540		.handle_interrupt = marvell_handle_interrupt,
3541		.resume = genphy_resume,
3542		.suspend = genphy_suspend,
3543		.read_page = marvell_read_page,
3544		.write_page = marvell_write_page,
3545		.get_sset_count = marvell_get_sset_count,
3546		.get_strings = marvell_get_strings,
3547		.get_stats = marvell_get_stats,
3548		.get_tunable = m88e1540_get_tunable,
3549		.set_tunable = m88e1540_set_tunable,
3550		.cable_test_start = marvell_vct7_cable_test_start,
3551		.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3552		.cable_test_get_status = marvell_vct7_cable_test_get_status,
3553		.led_brightness_set = m88e1318_led_brightness_set,
3554		.led_blink_set = m88e1318_led_blink_set,
3555		.led_hw_is_supported = m88e1318_led_hw_is_supported,
3556		.led_hw_control_set = m88e1318_led_hw_control_set,
3557		.led_hw_control_get = m88e1318_led_hw_control_get,
3558	},
3559	{
3560		.phy_id = MARVELL_PHY_ID_88E1545,
3561		.phy_id_mask = MARVELL_PHY_ID_MASK,
3562		.name = "Marvell 88E1545",
3563		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3564		.probe = marvell_probe,
3565		/* PHY_GBIT_FEATURES */
3566		.flags = PHY_POLL_CABLE_TEST,
3567		.config_init = marvell_1011gbe_config_init,
3568		.config_aneg = m88e1510_config_aneg,
3569		.read_status = marvell_read_status,
3570		.config_intr = marvell_config_intr,
3571		.handle_interrupt = marvell_handle_interrupt,
3572		.resume = genphy_resume,
3573		.suspend = genphy_suspend,
3574		.read_page = marvell_read_page,
3575		.write_page = marvell_write_page,
3576		.get_sset_count = marvell_get_sset_count,
3577		.get_strings = marvell_get_strings,
3578		.get_stats = marvell_get_stats,
3579		.get_tunable = m88e1540_get_tunable,
3580		.set_tunable = m88e1540_set_tunable,
3581		.cable_test_start = marvell_vct7_cable_test_start,
3582		.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3583		.cable_test_get_status = marvell_vct7_cable_test_get_status,
3584		.led_brightness_set = m88e1318_led_brightness_set,
3585		.led_blink_set = m88e1318_led_blink_set,
3586		.led_hw_is_supported = m88e1318_led_hw_is_supported,
3587		.led_hw_control_set = m88e1318_led_hw_control_set,
3588		.led_hw_control_get = m88e1318_led_hw_control_get,
3589	},
3590	{
3591		.phy_id = MARVELL_PHY_ID_88E3016,
3592		.phy_id_mask = MARVELL_PHY_ID_MASK,
3593		.name = "Marvell 88E3016",
3594		/* PHY_BASIC_FEATURES */
 
3595		.probe = marvell_probe,
3596		.config_init = m88e3016_config_init,
3597		.aneg_done = marvell_aneg_done,
3598		.read_status = marvell_read_status,
3599		.config_intr = marvell_config_intr,
3600		.handle_interrupt = marvell_handle_interrupt,
3601		.resume = genphy_resume,
3602		.suspend = genphy_suspend,
 
3603		.read_page = marvell_read_page,
3604		.write_page = marvell_write_page,
3605		.get_sset_count = marvell_get_sset_count,
3606		.get_strings = marvell_get_strings,
3607		.get_stats = marvell_get_stats,
3608	},
3609	{
3610		.phy_id = MARVELL_PHY_ID_88E6341_FAMILY,
3611		.phy_id_mask = MARVELL_PHY_ID_MASK,
3612		.name = "Marvell 88E6341 Family",
3613		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3614		/* PHY_GBIT_FEATURES */
3615		.flags = PHY_POLL_CABLE_TEST,
3616		.probe = marvell_probe,
3617		.config_init = marvell_1011gbe_config_init,
3618		.config_aneg = m88e6390_config_aneg,
3619		.read_status = marvell_read_status,
3620		.config_intr = marvell_config_intr,
3621		.handle_interrupt = marvell_handle_interrupt,
3622		.resume = genphy_resume,
3623		.suspend = genphy_suspend,
3624		.read_page = marvell_read_page,
3625		.write_page = marvell_write_page,
3626		.get_sset_count = marvell_get_sset_count,
3627		.get_strings = marvell_get_strings,
3628		.get_stats = marvell_get_stats,
3629		.get_tunable = m88e1540_get_tunable,
3630		.set_tunable = m88e1540_set_tunable,
3631		.cable_test_start = marvell_vct7_cable_test_start,
3632		.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3633		.cable_test_get_status = marvell_vct7_cable_test_get_status,
3634	},
3635	{
3636		.phy_id = MARVELL_PHY_ID_88E6390_FAMILY,
3637		.phy_id_mask = MARVELL_PHY_ID_MASK,
3638		.name = "Marvell 88E6390 Family",
3639		.driver_data = DEF_MARVELL_HWMON_OPS(m88e6390_hwmon_ops),
3640		/* PHY_GBIT_FEATURES */
3641		.flags = PHY_POLL_CABLE_TEST,
3642		.probe = marvell_probe,
3643		.config_init = marvell_1011gbe_config_init,
3644		.config_aneg = m88e6390_config_aneg,
3645		.read_status = marvell_read_status,
3646		.config_intr = marvell_config_intr,
3647		.handle_interrupt = marvell_handle_interrupt,
3648		.resume = genphy_resume,
3649		.suspend = genphy_suspend,
3650		.read_page = marvell_read_page,
3651		.write_page = marvell_write_page,
3652		.get_sset_count = marvell_get_sset_count,
3653		.get_strings = marvell_get_strings,
3654		.get_stats = marvell_get_stats,
3655		.get_tunable = m88e1540_get_tunable,
3656		.set_tunable = m88e1540_set_tunable,
3657		.cable_test_start = marvell_vct7_cable_test_start,
3658		.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3659		.cable_test_get_status = marvell_vct7_cable_test_get_status,
3660	},
3661	{
3662		.phy_id = MARVELL_PHY_ID_88E6393_FAMILY,
3663		.phy_id_mask = MARVELL_PHY_ID_MASK,
3664		.name = "Marvell 88E6393 Family",
3665		.driver_data = DEF_MARVELL_HWMON_OPS(m88e6393_hwmon_ops),
3666		/* PHY_GBIT_FEATURES */
3667		.flags = PHY_POLL_CABLE_TEST,
3668		.probe = marvell_probe,
3669		.config_init = marvell_1011gbe_config_init,
3670		.config_aneg = m88e1510_config_aneg,
3671		.read_status = marvell_read_status,
3672		.config_intr = marvell_config_intr,
3673		.handle_interrupt = marvell_handle_interrupt,
3674		.resume = genphy_resume,
3675		.suspend = genphy_suspend,
3676		.read_page = marvell_read_page,
3677		.write_page = marvell_write_page,
3678		.get_sset_count = marvell_get_sset_count,
3679		.get_strings = marvell_get_strings,
3680		.get_stats = marvell_get_stats,
3681		.get_tunable = m88e1540_get_tunable,
3682		.set_tunable = m88e1540_set_tunable,
3683		.cable_test_start = marvell_vct7_cable_test_start,
3684		.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3685		.cable_test_get_status = marvell_vct7_cable_test_get_status,
3686	},
3687	{
3688		.phy_id = MARVELL_PHY_ID_88E1340S,
3689		.phy_id_mask = MARVELL_PHY_ID_MASK,
3690		.name = "Marvell 88E1340S",
3691		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3692		.probe = marvell_probe,
3693		/* PHY_GBIT_FEATURES */
3694		.config_init = marvell_1011gbe_config_init,
3695		.config_aneg = m88e1510_config_aneg,
3696		.read_status = marvell_read_status,
3697		.config_intr = marvell_config_intr,
3698		.handle_interrupt = marvell_handle_interrupt,
3699		.resume = genphy_resume,
3700		.suspend = genphy_suspend,
3701		.read_page = marvell_read_page,
3702		.write_page = marvell_write_page,
3703		.get_sset_count = marvell_get_sset_count,
3704		.get_strings = marvell_get_strings,
3705		.get_stats = marvell_get_stats,
3706		.get_tunable = m88e1540_get_tunable,
3707		.set_tunable = m88e1540_set_tunable,
3708	},
3709	{
3710		.phy_id = MARVELL_PHY_ID_88E1548P,
3711		.phy_id_mask = MARVELL_PHY_ID_MASK,
3712		.name = "Marvell 88E1548P",
3713		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3714		.probe = marvell_probe,
3715		.features = PHY_GBIT_FIBRE_FEATURES,
3716		.config_init = marvell_1011gbe_config_init,
3717		.config_aneg = m88e1510_config_aneg,
3718		.read_status = marvell_read_status,
3719		.config_intr = marvell_config_intr,
3720		.handle_interrupt = marvell_handle_interrupt,
3721		.resume = genphy_resume,
3722		.suspend = genphy_suspend,
3723		.read_page = marvell_read_page,
3724		.write_page = marvell_write_page,
3725		.get_sset_count = marvell_get_sset_count,
3726		.get_strings = marvell_get_strings,
3727		.get_stats = marvell_get_stats,
3728		.get_tunable = m88e1540_get_tunable,
3729		.set_tunable = m88e1540_set_tunable,
3730		.led_brightness_set = m88e1318_led_brightness_set,
3731		.led_blink_set = m88e1318_led_blink_set,
3732		.led_hw_is_supported = m88e1318_led_hw_is_supported,
3733		.led_hw_control_set = m88e1318_led_hw_control_set,
3734		.led_hw_control_get = m88e1318_led_hw_control_get,
3735	},
3736};
3737
3738module_phy_driver(marvell_drivers);
3739
3740static struct mdio_device_id __maybe_unused marvell_tbl[] = {
3741	{ MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
3742	{ MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK },
3743	{ MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK },
3744	{ MARVELL_PHY_ID_88E1111_FINISAR, MARVELL_PHY_ID_MASK },
3745	{ MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK },
3746	{ MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK },
3747	{ MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK },
3748	{ MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK },
3749	{ MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK },
3750	{ MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK },
3751	{ MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
3752	{ MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
3753	{ MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK },
3754	{ MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK },
3755	{ MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
3756	{ MARVELL_PHY_ID_88E6341_FAMILY, MARVELL_PHY_ID_MASK },
3757	{ MARVELL_PHY_ID_88E6390_FAMILY, MARVELL_PHY_ID_MASK },
3758	{ MARVELL_PHY_ID_88E6393_FAMILY, MARVELL_PHY_ID_MASK },
3759	{ MARVELL_PHY_ID_88E1340S, MARVELL_PHY_ID_MASK },
3760	{ MARVELL_PHY_ID_88E1548P, MARVELL_PHY_ID_MASK },
3761	{ }
3762};
3763
3764MODULE_DEVICE_TABLE(mdio, marvell_tbl);
v4.17
 
   1/*
   2 * drivers/net/phy/marvell.c
   3 *
   4 * Driver for Marvell PHYs
   5 *
   6 * Author: Andy Fleming
   7 *
   8 * Copyright (c) 2004 Freescale Semiconductor, Inc.
   9 *
  10 * Copyright (c) 2013 Michael Stapelberg <michael@stapelberg.de>
  11 *
  12 * This program is free software; you can redistribute  it and/or modify it
  13 * under  the terms of  the GNU General  Public License as published by the
  14 * Free Software Foundation;  either version 2 of the  License, or (at your
  15 * option) any later version.
  16 *
  17 */
  18#include <linux/kernel.h>
  19#include <linux/string.h>
  20#include <linux/ctype.h>
  21#include <linux/errno.h>
  22#include <linux/unistd.h>
  23#include <linux/hwmon.h>
  24#include <linux/interrupt.h>
  25#include <linux/init.h>
  26#include <linux/delay.h>
  27#include <linux/netdevice.h>
  28#include <linux/etherdevice.h>
  29#include <linux/skbuff.h>
  30#include <linux/spinlock.h>
  31#include <linux/mm.h>
  32#include <linux/module.h>
  33#include <linux/mii.h>
  34#include <linux/ethtool.h>
 
  35#include <linux/phy.h>
  36#include <linux/marvell_phy.h>
 
  37#include <linux/of.h>
 
  38
  39#include <linux/io.h>
  40#include <asm/irq.h>
  41#include <linux/uaccess.h>
  42
  43#define MII_MARVELL_PHY_PAGE		22
  44#define MII_MARVELL_COPPER_PAGE		0x00
  45#define MII_MARVELL_FIBER_PAGE		0x01
  46#define MII_MARVELL_MSCR_PAGE		0x02
  47#define MII_MARVELL_LED_PAGE		0x03
 
  48#define MII_MARVELL_MISC_TEST_PAGE	0x06
 
  49#define MII_MARVELL_WOL_PAGE		0x11
 
  50
  51#define MII_M1011_IEVENT		0x13
  52#define MII_M1011_IEVENT_CLEAR		0x0000
  53
  54#define MII_M1011_IMASK			0x12
  55#define MII_M1011_IMASK_INIT		0x6400
  56#define MII_M1011_IMASK_CLEAR		0x0000
  57
  58#define MII_M1011_PHY_SCR			0x10
  59#define MII_M1011_PHY_SCR_DOWNSHIFT_EN		BIT(11)
  60#define MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT	12
  61#define MII_M1011_PHY_SRC_DOWNSHIFT_MASK	0x7800
  62#define MII_M1011_PHY_SCR_MDI			(0x0 << 5)
  63#define MII_M1011_PHY_SCR_MDI_X			(0x1 << 5)
  64#define MII_M1011_PHY_SCR_AUTO_CROSS		(0x3 << 5)
  65
 
 
 
  66#define MII_M1111_PHY_LED_CONTROL	0x18
  67#define MII_M1111_PHY_LED_DIRECT	0x4100
  68#define MII_M1111_PHY_LED_COMBINE	0x411c
  69#define MII_M1111_PHY_EXT_CR		0x14
 
 
 
  70#define MII_M1111_RGMII_RX_DELAY	BIT(7)
  71#define MII_M1111_RGMII_TX_DELAY	BIT(1)
  72#define MII_M1111_PHY_EXT_SR		0x1b
  73
  74#define MII_M1111_HWCFG_MODE_MASK		0xf
  75#define MII_M1111_HWCFG_MODE_FIBER_RGMII	0x3
  76#define MII_M1111_HWCFG_MODE_SGMII_NO_CLK	0x4
  77#define MII_M1111_HWCFG_MODE_RTBI		0x7
 
  78#define MII_M1111_HWCFG_MODE_COPPER_RTBI	0x9
  79#define MII_M1111_HWCFG_MODE_COPPER_RGMII	0xb
 
 
  80#define MII_M1111_HWCFG_FIBER_COPPER_RES	BIT(13)
  81#define MII_M1111_HWCFG_FIBER_COPPER_AUTO	BIT(15)
  82
  83#define MII_88E1121_PHY_MSCR_REG	21
  84#define MII_88E1121_PHY_MSCR_RX_DELAY	BIT(5)
  85#define MII_88E1121_PHY_MSCR_TX_DELAY	BIT(4)
  86#define MII_88E1121_PHY_MSCR_DELAY_MASK	(BIT(5) | BIT(4))
  87
  88#define MII_88E1121_MISC_TEST				0x1a
  89#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK	0x1f00
  90#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT	8
  91#define MII_88E1510_MISC_TEST_TEMP_IRQ_EN		BIT(7)
  92#define MII_88E1510_MISC_TEST_TEMP_IRQ			BIT(6)
  93#define MII_88E1121_MISC_TEST_TEMP_SENSOR_EN		BIT(5)
  94#define MII_88E1121_MISC_TEST_TEMP_MASK			0x1f
  95
  96#define MII_88E1510_TEMP_SENSOR		0x1b
  97#define MII_88E1510_TEMP_SENSOR_MASK	0xff
  98
 
 
 
 
 
 
 
 
  99#define MII_88E6390_MISC_TEST		0x1b
 100#define MII_88E6390_MISC_TEST_SAMPLE_1S		0
 101#define MII_88E6390_MISC_TEST_SAMPLE_10MS	BIT(14)
 102#define MII_88E6390_MISC_TEST_SAMPLE_DISABLE	BIT(15)
 103#define MII_88E6390_MISC_TEST_SAMPLE_ENABLE	0
 104#define MII_88E6390_MISC_TEST_SAMPLE_MASK	(0x3 << 14)
 
 
 
 
 
 
 
 
 
 105
 106#define MII_88E6390_TEMP_SENSOR		0x1c
 107#define MII_88E6390_TEMP_SENSOR_MASK	0xff
 108#define MII_88E6390_TEMP_SENSOR_SAMPLES 10
 
 
 109
 110#define MII_88E1318S_PHY_MSCR1_REG	16
 111#define MII_88E1318S_PHY_MSCR1_PAD_ODD	BIT(6)
 112
 113/* Copper Specific Interrupt Enable Register */
 114#define MII_88E1318S_PHY_CSIER				0x12
 115/* WOL Event Interrupt Enable */
 116#define MII_88E1318S_PHY_CSIER_WOL_EIE			BIT(7)
 117
 118/* LED Timer Control Register */
 119#define MII_88E1318S_PHY_LED_TCR			0x12
 120#define MII_88E1318S_PHY_LED_TCR_FORCE_INT		BIT(15)
 121#define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE		BIT(7)
 122#define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW		BIT(11)
 
 
 
 
 123
 124/* Magic Packet MAC address registers */
 125#define MII_88E1318S_PHY_MAGIC_PACKET_WORD2		0x17
 126#define MII_88E1318S_PHY_MAGIC_PACKET_WORD1		0x18
 127#define MII_88E1318S_PHY_MAGIC_PACKET_WORD0		0x19
 128
 129#define MII_88E1318S_PHY_WOL_CTRL				0x10
 130#define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS		BIT(12)
 
 131#define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE	BIT(14)
 132
 133#define MII_88E1121_PHY_LED_CTRL	16
 134#define MII_88E1121_PHY_LED_DEF		0x0030
 
 
 135
 136#define MII_M1011_PHY_STATUS		0x11
 137#define MII_M1011_PHY_STATUS_1000	0x8000
 138#define MII_M1011_PHY_STATUS_100	0x4000
 139#define MII_M1011_PHY_STATUS_SPD_MASK	0xc000
 140#define MII_M1011_PHY_STATUS_FULLDUPLEX	0x2000
 141#define MII_M1011_PHY_STATUS_RESOLVED	0x0800
 142#define MII_M1011_PHY_STATUS_LINK	0x0400
 143
 144#define MII_88E3016_PHY_SPEC_CTRL	0x10
 145#define MII_88E3016_DISABLE_SCRAMBLER	0x0200
 146#define MII_88E3016_AUTO_MDIX_CROSSOVER	0x0030
 147
 148#define MII_88E1510_GEN_CTRL_REG_1		0x14
 149#define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK	0x7
 
 150#define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII	0x1	/* SGMII to copper */
 
 
 
 
 
 
 151#define MII_88E1510_GEN_CTRL_REG_1_RESET	0x8000	/* Soft reset */
 152
 153#define LPA_FIBER_1000HALF	0x40
 154#define LPA_FIBER_1000FULL	0x20
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 155
 156#define LPA_PAUSE_FIBER		0x180
 157#define LPA_PAUSE_ASYM_FIBER	0x100
 158
 159#define ADVERTISE_FIBER_1000HALF	0x40
 160#define ADVERTISE_FIBER_1000FULL	0x20
 161
 162#define ADVERTISE_PAUSE_FIBER		0x180
 163#define ADVERTISE_PAUSE_ASYM_FIBER	0x100
 164
 165#define REGISTER_LINK_STATUS	0x400
 166#define NB_FIBER_STATS	1
 167
 168MODULE_DESCRIPTION("Marvell PHY driver");
 169MODULE_AUTHOR("Andy Fleming");
 170MODULE_LICENSE("GPL");
 171
 172struct marvell_hw_stat {
 173	const char *string;
 174	u8 page;
 175	u8 reg;
 176	u8 bits;
 177};
 178
 179static struct marvell_hw_stat marvell_hw_stats[] = {
 180	{ "phy_receive_errors_copper", 0, 21, 16},
 181	{ "phy_idle_errors", 0, 10, 8 },
 182	{ "phy_receive_errors_fiber", 1, 21, 16},
 183};
 184
 185struct marvell_priv {
 186	u64 stats[ARRAY_SIZE(marvell_hw_stats)];
 187	char *hwmon_name;
 188	struct device *hwmon_dev;
 
 
 
 
 
 189};
 190
 191static int marvell_read_page(struct phy_device *phydev)
 192{
 193	return __phy_read(phydev, MII_MARVELL_PHY_PAGE);
 194}
 195
 196static int marvell_write_page(struct phy_device *phydev, int page)
 197{
 198	return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
 199}
 200
 201static int marvell_set_page(struct phy_device *phydev, int page)
 202{
 203	return phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
 204}
 205
 206static int marvell_ack_interrupt(struct phy_device *phydev)
 207{
 208	int err;
 209
 210	/* Clear the interrupts by reading the reg */
 211	err = phy_read(phydev, MII_M1011_IEVENT);
 212
 213	if (err < 0)
 214		return err;
 215
 216	return 0;
 217}
 218
 219static int marvell_config_intr(struct phy_device *phydev)
 220{
 221	int err;
 222
 223	if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
 
 
 
 
 224		err = phy_write(phydev, MII_M1011_IMASK,
 225				MII_M1011_IMASK_INIT);
 226	else
 227		err = phy_write(phydev, MII_M1011_IMASK,
 228				MII_M1011_IMASK_CLEAR);
 
 
 
 
 
 229
 230	return err;
 231}
 232
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 233static int marvell_set_polarity(struct phy_device *phydev, int polarity)
 234{
 235	int reg;
 236	int err;
 237	int val;
 238
 239	/* get the current settings */
 240	reg = phy_read(phydev, MII_M1011_PHY_SCR);
 241	if (reg < 0)
 242		return reg;
 243
 244	val = reg;
 245	val &= ~MII_M1011_PHY_SCR_AUTO_CROSS;
 246	switch (polarity) {
 247	case ETH_TP_MDI:
 248		val |= MII_M1011_PHY_SCR_MDI;
 249		break;
 250	case ETH_TP_MDI_X:
 251		val |= MII_M1011_PHY_SCR_MDI_X;
 252		break;
 253	case ETH_TP_MDI_AUTO:
 254	case ETH_TP_MDI_INVALID:
 255	default:
 256		val |= MII_M1011_PHY_SCR_AUTO_CROSS;
 257		break;
 258	}
 259
 260	if (val != reg) {
 261		/* Set the new polarity value in the register */
 262		err = phy_write(phydev, MII_M1011_PHY_SCR, val);
 263		if (err)
 264			return err;
 265	}
 266
 267	return 0;
 268}
 269
 270static int marvell_set_downshift(struct phy_device *phydev, bool enable,
 271				 u8 retries)
 272{
 273	int reg;
 274
 275	reg = phy_read(phydev, MII_M1011_PHY_SCR);
 276	if (reg < 0)
 277		return reg;
 278
 279	reg &= MII_M1011_PHY_SRC_DOWNSHIFT_MASK;
 280	reg |= ((retries - 1) << MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT);
 281	if (enable)
 282		reg |= MII_M1011_PHY_SCR_DOWNSHIFT_EN;
 283
 284	return phy_write(phydev, MII_M1011_PHY_SCR, reg);
 285}
 286
 287static int marvell_config_aneg(struct phy_device *phydev)
 288{
 
 289	int err;
 290
 291	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 292	if (err < 0)
 293		return err;
 294
 
 
 295	err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
 296			MII_M1111_PHY_LED_DIRECT);
 297	if (err < 0)
 298		return err;
 299
 300	err = genphy_config_aneg(phydev);
 301	if (err < 0)
 302		return err;
 303
 304	if (phydev->autoneg != AUTONEG_ENABLE) {
 305		/* A write to speed/duplex bits (that is performed by
 306		 * genphy_config_aneg() call above) must be followed by
 307		 * a software reset. Otherwise, the write has no effect.
 308		 */
 309		err = genphy_soft_reset(phydev);
 310		if (err < 0)
 311			return err;
 312	}
 313
 314	return 0;
 315}
 316
 317static int m88e1101_config_aneg(struct phy_device *phydev)
 318{
 319	int err;
 320
 321	/* This Marvell PHY has an errata which requires
 322	 * that certain registers get written in order
 323	 * to restart autonegotiation
 324	 */
 325	err = genphy_soft_reset(phydev);
 326	if (err < 0)
 327		return err;
 328
 329	err = phy_write(phydev, 0x1d, 0x1f);
 330	if (err < 0)
 331		return err;
 332
 333	err = phy_write(phydev, 0x1e, 0x200c);
 334	if (err < 0)
 335		return err;
 336
 337	err = phy_write(phydev, 0x1d, 0x5);
 338	if (err < 0)
 339		return err;
 340
 341	err = phy_write(phydev, 0x1e, 0);
 342	if (err < 0)
 343		return err;
 344
 345	err = phy_write(phydev, 0x1e, 0x100);
 346	if (err < 0)
 347		return err;
 348
 349	return marvell_config_aneg(phydev);
 350}
 351
 352static int m88e1111_config_aneg(struct phy_device *phydev)
 353{
 354	int err;
 355
 356	/* The Marvell PHY has an errata which requires
 357	 * that certain registers get written in order
 358	 * to restart autonegotiation
 359	 */
 360	err = genphy_soft_reset(phydev);
 361
 362	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 363	if (err < 0)
 364		return err;
 365
 366	err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
 367			MII_M1111_PHY_LED_DIRECT);
 368	if (err < 0)
 369		return err;
 370
 371	err = genphy_config_aneg(phydev);
 372	if (err < 0)
 373		return err;
 374
 375	if (phydev->autoneg != AUTONEG_ENABLE) {
 376		/* A write to speed/duplex bits (that is performed by
 377		 * genphy_config_aneg() call above) must be followed by
 378		 * a software reset. Otherwise, the write has no effect.
 379		 */
 380		err = genphy_soft_reset(phydev);
 381		if (err < 0)
 382			return err;
 383	}
 384
 385	return 0;
 386}
 387
 388#ifdef CONFIG_OF_MDIO
 389/* Set and/or override some configuration registers based on the
 390 * marvell,reg-init property stored in the of_node for the phydev.
 391 *
 392 * marvell,reg-init = <reg-page reg mask value>,...;
 393 *
 394 * There may be one or more sets of <reg-page reg mask value>:
 395 *
 396 * reg-page: which register bank to use.
 397 * reg: the register.
 398 * mask: if non-zero, ANDed with existing register value.
 399 * value: ORed with the masked value and written to the regiser.
 400 *
 401 */
 402static int marvell_of_reg_init(struct phy_device *phydev)
 403{
 404	const __be32 *paddr;
 405	int len, i, saved_page, current_page, ret = 0;
 406
 407	if (!phydev->mdio.dev.of_node)
 408		return 0;
 409
 410	paddr = of_get_property(phydev->mdio.dev.of_node,
 411				"marvell,reg-init", &len);
 412	if (!paddr || len < (4 * sizeof(*paddr)))
 413		return 0;
 414
 415	saved_page = phy_save_page(phydev);
 416	if (saved_page < 0)
 417		goto err;
 418	current_page = saved_page;
 419
 420	len /= sizeof(*paddr);
 421	for (i = 0; i < len - 3; i += 4) {
 422		u16 page = be32_to_cpup(paddr + i);
 423		u16 reg = be32_to_cpup(paddr + i + 1);
 424		u16 mask = be32_to_cpup(paddr + i + 2);
 425		u16 val_bits = be32_to_cpup(paddr + i + 3);
 426		int val;
 427
 428		if (page != current_page) {
 429			current_page = page;
 430			ret = marvell_write_page(phydev, page);
 431			if (ret < 0)
 432				goto err;
 433		}
 434
 435		val = 0;
 436		if (mask) {
 437			val = __phy_read(phydev, reg);
 438			if (val < 0) {
 439				ret = val;
 440				goto err;
 441			}
 442			val &= mask;
 443		}
 444		val |= val_bits;
 445
 446		ret = __phy_write(phydev, reg, val);
 447		if (ret < 0)
 448			goto err;
 449	}
 450err:
 451	return phy_restore_page(phydev, saved_page, ret);
 452}
 453#else
 454static int marvell_of_reg_init(struct phy_device *phydev)
 455{
 456	return 0;
 457}
 458#endif /* CONFIG_OF_MDIO */
 459
 460static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev)
 461{
 462	int mscr;
 463
 464	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
 465		mscr = MII_88E1121_PHY_MSCR_RX_DELAY |
 466		       MII_88E1121_PHY_MSCR_TX_DELAY;
 467	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
 468		mscr = MII_88E1121_PHY_MSCR_RX_DELAY;
 469	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
 470		mscr = MII_88E1121_PHY_MSCR_TX_DELAY;
 471	else
 472		mscr = 0;
 473
 474	return phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
 475				MII_88E1121_PHY_MSCR_REG,
 476				MII_88E1121_PHY_MSCR_DELAY_MASK, mscr);
 477}
 478
 479static int m88e1121_config_aneg(struct phy_device *phydev)
 480{
 
 481	int err = 0;
 482
 483	if (phy_interface_is_rgmii(phydev)) {
 484		err = m88e1121_config_aneg_rgmii_delays(phydev);
 485		if (err < 0)
 486			return err;
 487	}
 488
 489	err = genphy_soft_reset(phydev);
 
 
 490	if (err < 0)
 491		return err;
 492
 493	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 
 
 494	if (err < 0)
 495		return err;
 496
 497	return genphy_config_aneg(phydev);
 
 
 
 
 
 
 
 
 
 498}
 499
 500static int m88e1318_config_aneg(struct phy_device *phydev)
 501{
 502	int err;
 503
 504	err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
 505			       MII_88E1318S_PHY_MSCR1_REG,
 506			       0, MII_88E1318S_PHY_MSCR1_PAD_ODD);
 507	if (err < 0)
 508		return err;
 509
 510	return m88e1121_config_aneg(phydev);
 511}
 512
 513/**
 514 * ethtool_adv_to_fiber_adv_t
 515 * @ethadv: the ethtool advertisement settings
 516 *
 517 * A small helper function that translates ethtool advertisement
 518 * settings to phy autonegotiation advertisements for the
 519 * MII_ADV register for fiber link.
 520 */
 521static inline u32 ethtool_adv_to_fiber_adv_t(u32 ethadv)
 522{
 523	u32 result = 0;
 524
 525	if (ethadv & ADVERTISED_1000baseT_Half)
 526		result |= ADVERTISE_FIBER_1000HALF;
 527	if (ethadv & ADVERTISED_1000baseT_Full)
 528		result |= ADVERTISE_FIBER_1000FULL;
 529
 530	if ((ethadv & ADVERTISE_PAUSE_ASYM) && (ethadv & ADVERTISE_PAUSE_CAP))
 531		result |= LPA_PAUSE_ASYM_FIBER;
 532	else if (ethadv & ADVERTISE_PAUSE_CAP)
 533		result |= (ADVERTISE_PAUSE_FIBER
 534			   & (~ADVERTISE_PAUSE_ASYM_FIBER));
 535
 536	return result;
 537}
 538
 539/**
 540 * marvell_config_aneg_fiber - restart auto-negotiation or write BMCR
 541 * @phydev: target phy_device struct
 542 *
 543 * Description: If auto-negotiation is enabled, we configure the
 544 *   advertising, and then restart auto-negotiation.  If it is not
 545 *   enabled, then we write the BMCR. Adapted for fiber link in
 546 *   some Marvell's devices.
 547 */
 548static int marvell_config_aneg_fiber(struct phy_device *phydev)
 549{
 550	int changed = 0;
 551	int err;
 552	int adv, oldadv;
 553	u32 advertise;
 554
 555	if (phydev->autoneg != AUTONEG_ENABLE)
 556		return genphy_setup_forced(phydev);
 557
 558	/* Only allow advertising what this PHY supports */
 559	phydev->advertising &= phydev->supported;
 560	advertise = phydev->advertising;
 
 
 561
 562	/* Setup fiber advertisement */
 563	adv = phy_read(phydev, MII_ADVERTISE);
 564	if (adv < 0)
 565		return adv;
 566
 567	oldadv = adv;
 568	adv &= ~(ADVERTISE_FIBER_1000HALF | ADVERTISE_FIBER_1000FULL
 569		| LPA_PAUSE_FIBER);
 570	adv |= ethtool_adv_to_fiber_adv_t(advertise);
 
 
 
 
 
 
 
 
 
 
 
 571
 572	if (adv != oldadv) {
 573		err = phy_write(phydev, MII_ADVERTISE, adv);
 574		if (err < 0)
 575			return err;
 
 
 
 576
 577		changed = 1;
 578	}
 
 579
 580	if (changed == 0) {
 581		/* Advertisement hasn't changed, but maybe aneg was never on to
 582		 * begin with?	Or maybe phy was isolated?
 583		 */
 584		int ctl = phy_read(phydev, MII_BMCR);
 585
 586		if (ctl < 0)
 587			return ctl;
 
 
 588
 589		if (!(ctl & BMCR_ANENABLE) || (ctl & BMCR_ISOLATE))
 590			changed = 1; /* do restart aneg */
 591	}
 
 
 
 
 
 
 
 592
 593	/* Only restart aneg if we are advertising something different
 594	 * than we were before.
 595	 */
 596	if (changed > 0)
 597		changed = genphy_restart_aneg(phydev);
 598
 599	return changed;
 
 
 600}
 601
 602static int m88e1510_config_aneg(struct phy_device *phydev)
 603{
 604	int err;
 605
 606	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 607	if (err < 0)
 608		goto error;
 609
 610	/* Configure the copper link first */
 611	err = m88e1318_config_aneg(phydev);
 612	if (err < 0)
 613		goto error;
 614
 615	/* Do not touch the fiber page if we're in copper->sgmii mode */
 616	if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
 617		return 0;
 618
 619	/* Then the fiber link */
 620	err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
 621	if (err < 0)
 622		goto error;
 623
 624	err = marvell_config_aneg_fiber(phydev);
 625	if (err < 0)
 626		goto error;
 627
 628	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 629
 630error:
 631	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 632	return err;
 633}
 634
 635static int marvell_config_init(struct phy_device *phydev)
 636{
 637	/* Set registers from marvell,reg-init DT property */
 638	return marvell_of_reg_init(phydev);
 639}
 640
 641static int m88e1116r_config_init(struct phy_device *phydev)
 642{
 
 643	int err;
 644
 645	err = genphy_soft_reset(phydev);
 646	if (err < 0)
 647		return err;
 648
 649	mdelay(500);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 650
 651	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 
 652	if (err < 0)
 653		return err;
 
 654
 655	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 656	if (err < 0)
 657		return err;
 
 658
 659	err = marvell_set_downshift(phydev, true, 8);
 660	if (err < 0)
 661		return err;
 662
 663	if (phy_interface_is_rgmii(phydev)) {
 664		err = m88e1121_config_aneg_rgmii_delays(phydev);
 665		if (err < 0)
 666			return err;
 667	}
 668
 669	err = genphy_soft_reset(phydev);
 670	if (err < 0)
 671		return err;
 672
 673	return marvell_config_init(phydev);
 674}
 675
 676static int m88e3016_config_init(struct phy_device *phydev)
 677{
 678	int ret;
 679
 680	/* Enable Scrambler and Auto-Crossover */
 681	ret = phy_modify(phydev, MII_88E3016_PHY_SPEC_CTRL,
 682			 MII_88E3016_DISABLE_SCRAMBLER,
 683			 MII_88E3016_AUTO_MDIX_CROSSOVER);
 684	if (ret < 0)
 685		return ret;
 686
 687	return marvell_config_init(phydev);
 688}
 689
 690static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev,
 691					   u16 mode,
 692					   int fibre_copper_auto)
 693{
 694	if (fibre_copper_auto)
 695		mode |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
 696
 697	return phy_modify(phydev, MII_M1111_PHY_EXT_SR,
 698			  MII_M1111_HWCFG_MODE_MASK |
 699			  MII_M1111_HWCFG_FIBER_COPPER_AUTO |
 700			  MII_M1111_HWCFG_FIBER_COPPER_RES,
 701			  mode);
 702}
 703
 704static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev)
 705{
 706	int delay;
 707
 708	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
 
 709		delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY;
 710	} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
 
 711		delay = MII_M1111_RGMII_RX_DELAY;
 712	} else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
 
 713		delay = MII_M1111_RGMII_TX_DELAY;
 714	} else {
 
 715		delay = 0;
 
 716	}
 717
 718	return phy_modify(phydev, MII_M1111_PHY_EXT_CR,
 719			  MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY,
 720			  delay);
 721}
 722
 723static int m88e1111_config_init_rgmii(struct phy_device *phydev)
 724{
 725	int temp;
 726	int err;
 727
 728	err = m88e1111_config_init_rgmii_delays(phydev);
 729	if (err < 0)
 730		return err;
 731
 732	temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
 733	if (temp < 0)
 734		return temp;
 735
 736	temp &= ~(MII_M1111_HWCFG_MODE_MASK);
 737
 738	if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
 739		temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
 740	else
 741		temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
 742
 743	return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
 744}
 745
 746static int m88e1111_config_init_sgmii(struct phy_device *phydev)
 747{
 748	int err;
 749
 750	err = m88e1111_config_init_hwcfg_mode(
 751		phydev,
 752		MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
 753		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
 754	if (err < 0)
 755		return err;
 756
 757	/* make sure copper is selected */
 758	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 759}
 760
 761static int m88e1111_config_init_rtbi(struct phy_device *phydev)
 762{
 763	int err;
 764
 765	err = m88e1111_config_init_rgmii_delays(phydev);
 766	if (err < 0)
 767		return err;
 768
 769	err = m88e1111_config_init_hwcfg_mode(
 770		phydev,
 771		MII_M1111_HWCFG_MODE_RTBI,
 772		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
 773	if (err < 0)
 774		return err;
 775
 776	/* soft reset */
 777	err = genphy_soft_reset(phydev);
 778	if (err < 0)
 779		return err;
 780
 781	return m88e1111_config_init_hwcfg_mode(
 782		phydev,
 783		MII_M1111_HWCFG_MODE_RTBI,
 784		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
 785}
 786
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 787static int m88e1111_config_init(struct phy_device *phydev)
 788{
 789	int err;
 790
 791	if (phy_interface_is_rgmii(phydev)) {
 792		err = m88e1111_config_init_rgmii(phydev);
 793		if (err < 0)
 794			return err;
 795	}
 796
 797	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
 798		err = m88e1111_config_init_sgmii(phydev);
 799		if (err < 0)
 800			return err;
 801	}
 802
 803	if (phydev->interface == PHY_INTERFACE_MODE_RTBI) {
 804		err = m88e1111_config_init_rtbi(phydev);
 805		if (err < 0)
 806			return err;
 807	}
 808
 
 
 
 
 
 
 809	err = marvell_of_reg_init(phydev);
 810	if (err < 0)
 811		return err;
 812
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 813	return genphy_soft_reset(phydev);
 814}
 815
 816static int m88e1121_config_init(struct phy_device *phydev)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 817{
 818	int err;
 819
 820	/* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
 821	err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE,
 822			      MII_88E1121_PHY_LED_CTRL,
 823			      MII_88E1121_PHY_LED_DEF);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 824	if (err < 0)
 825		return err;
 826
 827	/* Set marvell,reg-init configuration from device tree */
 828	return marvell_config_init(phydev);
 829}
 830
 831static int m88e1318_config_init(struct phy_device *phydev)
 832{
 833	if (phy_interrupt_is_valid(phydev)) {
 834		int err = phy_modify_paged(
 835			phydev, MII_MARVELL_LED_PAGE,
 836			MII_88E1318S_PHY_LED_TCR,
 837			MII_88E1318S_PHY_LED_TCR_FORCE_INT,
 838			MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
 839			MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
 840		if (err < 0)
 841			return err;
 842	}
 843
 844	return m88e1121_config_init(phydev);
 845}
 846
 847static int m88e1510_config_init(struct phy_device *phydev)
 848{
 
 
 
 
 
 
 
 
 849	int err;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 850
 851	/* SGMII-to-Copper mode initialization */
 852	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
 853		u32 pause;
 854
 855		/* Select page 18 */
 856		err = marvell_set_page(phydev, 18);
 857		if (err < 0)
 858			return err;
 859
 860		/* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */
 861		err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
 862				 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
 863				 MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII);
 864		if (err < 0)
 865			return err;
 866
 867		/* PHY reset is necessary after changing MODE[2:0] */
 868		err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, 0,
 869				 MII_88E1510_GEN_CTRL_REG_1_RESET);
 870		if (err < 0)
 871			return err;
 872
 873		/* Reset page selection */
 874		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 875		if (err < 0)
 876			return err;
 877
 878		/* There appears to be a bug in the 88e1512 when used in
 879		 * SGMII to copper mode, where the AN advertisement register
 880		 * clears the pause bits each time a negotiation occurs.
 881		 * This means we can never be truely sure what was advertised,
 882		 * so disable Pause support.
 883		 */
 884		pause = SUPPORTED_Pause | SUPPORTED_Asym_Pause;
 885		phydev->supported &= ~pause;
 886		phydev->advertising &= ~pause;
 887	}
 
 
 
 888
 889	return m88e1318_config_init(phydev);
 890}
 891
 892static int m88e1118_config_aneg(struct phy_device *phydev)
 893{
 894	int err;
 895
 896	err = genphy_soft_reset(phydev);
 897	if (err < 0)
 898		return err;
 899
 900	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 901	if (err < 0)
 902		return err;
 903
 904	err = genphy_config_aneg(phydev);
 905	return 0;
 906}
 907
 908static int m88e1118_config_init(struct phy_device *phydev)
 909{
 
 910	int err;
 911
 912	/* Change address */
 913	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
 914	if (err < 0)
 915		return err;
 916
 917	/* Enable 1000 Mbit */
 918	err = phy_write(phydev, 0x15, 0x1070);
 
 919	if (err < 0)
 920		return err;
 921
 922	/* Change address */
 923	err = marvell_set_page(phydev, MII_MARVELL_LED_PAGE);
 924	if (err < 0)
 925		return err;
 
 926
 927	/* Adjust LED Control */
 928	if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
 929		err = phy_write(phydev, 0x10, 0x1100);
 930	else
 931		err = phy_write(phydev, 0x10, 0x021e);
 
 
 932	if (err < 0)
 933		return err;
 934
 935	err = marvell_of_reg_init(phydev);
 936	if (err < 0)
 937		return err;
 938
 939	/* Reset address */
 940	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 941	if (err < 0)
 942		return err;
 943
 944	return genphy_soft_reset(phydev);
 945}
 946
 947static int m88e1149_config_init(struct phy_device *phydev)
 948{
 949	int err;
 950
 951	/* Change address */
 952	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
 953	if (err < 0)
 954		return err;
 955
 956	/* Enable 1000 Mbit */
 957	err = phy_write(phydev, 0x15, 0x1048);
 958	if (err < 0)
 959		return err;
 960
 961	err = marvell_of_reg_init(phydev);
 962	if (err < 0)
 963		return err;
 964
 965	/* Reset address */
 966	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
 967	if (err < 0)
 968		return err;
 969
 970	return genphy_soft_reset(phydev);
 971}
 972
 973static int m88e1145_config_init_rgmii(struct phy_device *phydev)
 974{
 975	int err;
 976
 977	err = m88e1111_config_init_rgmii_delays(phydev);
 978	if (err < 0)
 979		return err;
 980
 981	if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) {
 982		err = phy_write(phydev, 0x1d, 0x0012);
 983		if (err < 0)
 984			return err;
 985
 986		err = phy_modify(phydev, 0x1e, 0x0fc0,
 987				 2 << 9 | /* 36 ohm */
 988				 2 << 6); /* 39 ohm */
 989		if (err < 0)
 990			return err;
 991
 992		err = phy_write(phydev, 0x1d, 0x3);
 993		if (err < 0)
 994			return err;
 995
 996		err = phy_write(phydev, 0x1e, 0x8000);
 997	}
 998	return err;
 999}
1000
1001static int m88e1145_config_init_sgmii(struct phy_device *phydev)
1002{
1003	return m88e1111_config_init_hwcfg_mode(
1004		phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
1005		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
1006}
1007
1008static int m88e1145_config_init(struct phy_device *phydev)
1009{
1010	int err;
1011
1012	/* Take care of errata E0 & E1 */
1013	err = phy_write(phydev, 0x1d, 0x001b);
1014	if (err < 0)
1015		return err;
1016
1017	err = phy_write(phydev, 0x1e, 0x418f);
1018	if (err < 0)
1019		return err;
1020
1021	err = phy_write(phydev, 0x1d, 0x0016);
1022	if (err < 0)
1023		return err;
1024
1025	err = phy_write(phydev, 0x1e, 0xa2da);
1026	if (err < 0)
1027		return err;
1028
1029	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
1030		err = m88e1145_config_init_rgmii(phydev);
1031		if (err < 0)
1032			return err;
1033	}
1034
1035	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1036		err = m88e1145_config_init_sgmii(phydev);
1037		if (err < 0)
1038			return err;
1039	}
 
 
 
1040
1041	err = marvell_of_reg_init(phydev);
1042	if (err < 0)
1043		return err;
1044
1045	return 0;
1046}
1047
1048/**
1049 * fiber_lpa_to_ethtool_lpa_t
1050 * @lpa: value of the MII_LPA register for fiber link
1051 *
1052 * A small helper function that translates MII_LPA
1053 * bits to ethtool LP advertisement settings.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1054 */
1055static u32 fiber_lpa_to_ethtool_lpa_t(u32 lpa)
1056{
1057	u32 result = 0;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1058
1059	if (lpa & LPA_FIBER_1000HALF)
1060		result |= ADVERTISED_1000baseT_Half;
1061	if (lpa & LPA_FIBER_1000FULL)
1062		result |= ADVERTISED_1000baseT_Full;
1063
1064	return result;
1065}
1066
1067/**
1068 * marvell_update_link - update link status in real time in @phydev
1069 * @phydev: target phy_device struct
 
1070 *
1071 * Description: Update the value in phydev->link to reflect the
1072 *   current link value.
 
1073 */
1074static int marvell_update_link(struct phy_device *phydev, int fiber)
1075{
1076	int status;
1077
1078	/* Use the generic register for copper link, or specific
1079	 * register for fiber case
1080	 */
1081	if (fiber) {
1082		status = phy_read(phydev, MII_M1011_PHY_STATUS);
1083		if (status < 0)
1084			return status;
1085
1086		if ((status & REGISTER_LINK_STATUS) == 0)
1087			phydev->link = 0;
1088		else
1089			phydev->link = 1;
1090	} else {
1091		return genphy_update_link(phydev);
1092	}
1093
1094	return 0;
 
1095}
1096
1097static int marvell_read_status_page_an(struct phy_device *phydev,
1098				       int fiber)
1099{
1100	int status;
1101	int lpa;
1102	int lpagb;
1103
1104	status = phy_read(phydev, MII_M1011_PHY_STATUS);
1105	if (status < 0)
1106		return status;
1107
1108	lpa = phy_read(phydev, MII_LPA);
1109	if (lpa < 0)
1110		return lpa;
1111
1112	lpagb = phy_read(phydev, MII_STAT1000);
1113	if (lpagb < 0)
1114		return lpagb;
1115
1116	if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
1117		phydev->duplex = DUPLEX_FULL;
1118	else
1119		phydev->duplex = DUPLEX_HALF;
1120
1121	status = status & MII_M1011_PHY_STATUS_SPD_MASK;
1122	phydev->pause = 0;
1123	phydev->asym_pause = 0;
1124
1125	switch (status) {
1126	case MII_M1011_PHY_STATUS_1000:
1127		phydev->speed = SPEED_1000;
1128		break;
1129
1130	case MII_M1011_PHY_STATUS_100:
1131		phydev->speed = SPEED_100;
1132		break;
1133
1134	default:
1135		phydev->speed = SPEED_10;
1136		break;
1137	}
1138
1139	if (!fiber) {
1140		phydev->lp_advertising =
1141			mii_stat1000_to_ethtool_lpa_t(lpagb) |
1142			mii_lpa_to_ethtool_lpa_t(lpa);
1143
1144		if (phydev->duplex == DUPLEX_FULL) {
1145			phydev->pause = lpa & LPA_PAUSE_CAP ? 1 : 0;
1146			phydev->asym_pause = lpa & LPA_PAUSE_ASYM ? 1 : 0;
1147		}
1148	} else {
 
 
 
 
1149		/* The fiber link is only 1000M capable */
1150		phydev->lp_advertising = fiber_lpa_to_ethtool_lpa_t(lpa);
1151
1152		if (phydev->duplex == DUPLEX_FULL) {
1153			if (!(lpa & LPA_PAUSE_FIBER)) {
1154				phydev->pause = 0;
1155				phydev->asym_pause = 0;
1156			} else if ((lpa & LPA_PAUSE_ASYM_FIBER)) {
1157				phydev->pause = 1;
1158				phydev->asym_pause = 1;
1159			} else {
1160				phydev->pause = 1;
1161				phydev->asym_pause = 0;
1162			}
1163		}
1164	}
1165	return 0;
1166}
1167
1168static int marvell_read_status_page_fixed(struct phy_device *phydev)
1169{
1170	int bmcr = phy_read(phydev, MII_BMCR);
1171
1172	if (bmcr < 0)
1173		return bmcr;
1174
1175	if (bmcr & BMCR_FULLDPLX)
1176		phydev->duplex = DUPLEX_FULL;
1177	else
1178		phydev->duplex = DUPLEX_HALF;
1179
1180	if (bmcr & BMCR_SPEED1000)
1181		phydev->speed = SPEED_1000;
1182	else if (bmcr & BMCR_SPEED100)
1183		phydev->speed = SPEED_100;
1184	else
1185		phydev->speed = SPEED_10;
1186
1187	phydev->pause = 0;
1188	phydev->asym_pause = 0;
1189	phydev->lp_advertising = 0;
1190
1191	return 0;
1192}
1193
1194/* marvell_read_status_page
1195 *
1196 * Description:
1197 *   Check the link, then figure out the current state
1198 *   by comparing what we advertise with what the link partner
1199 *   advertises.  Start by checking the gigabit possibilities,
1200 *   then move on to 10/100.
1201 */
1202static int marvell_read_status_page(struct phy_device *phydev, int page)
1203{
 
1204	int fiber;
1205	int err;
1206
1207	/* Detect and update the link, but return if there
1208	 * was an error
 
 
 
 
1209	 */
 
 
 
 
 
 
 
 
1210	if (page == MII_MARVELL_FIBER_PAGE)
1211		fiber = 1;
1212	else
1213		fiber = 0;
1214
1215	err = marvell_update_link(phydev, fiber);
1216	if (err)
1217		return err;
 
 
 
1218
1219	if (phydev->autoneg == AUTONEG_ENABLE)
1220		err = marvell_read_status_page_an(phydev, fiber);
1221	else
1222		err = marvell_read_status_page_fixed(phydev);
1223
1224	return err;
1225}
1226
1227/* marvell_read_status
1228 *
1229 * Some Marvell's phys have two modes: fiber and copper.
1230 * Both need status checked.
1231 * Description:
1232 *   First, check the fiber link and status.
1233 *   If the fiber link is down, check the copper link and status which
1234 *   will be the default value if both link are down.
1235 */
1236static int marvell_read_status(struct phy_device *phydev)
1237{
1238	int err;
1239
1240	/* Check the fiber mode first */
1241	if (phydev->supported & SUPPORTED_FIBRE &&
 
1242	    phydev->interface != PHY_INTERFACE_MODE_SGMII) {
1243		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1244		if (err < 0)
1245			goto error;
1246
1247		err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE);
1248		if (err < 0)
1249			goto error;
1250
1251		/* If the fiber link is up, it is the selected and
1252		 * used link. In this case, we need to stay in the
1253		 * fiber page. Please to be careful about that, avoid
1254		 * to restore Copper page in other functions which
1255		 * could break the behaviour for some fiber phy like
1256		 * 88E1512.
1257		 */
1258		if (phydev->link)
1259			return 0;
1260
1261		/* If fiber link is down, check and save copper mode state */
1262		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1263		if (err < 0)
1264			goto error;
1265	}
1266
1267	return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE);
1268
1269error:
1270	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1271	return err;
1272}
1273
1274/* marvell_suspend
1275 *
1276 * Some Marvell's phys have two modes: fiber and copper.
1277 * Both need to be suspended
1278 */
1279static int marvell_suspend(struct phy_device *phydev)
1280{
1281	int err;
1282
1283	/* Suspend the fiber mode first */
1284	if (!(phydev->supported & SUPPORTED_FIBRE)) {
 
1285		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1286		if (err < 0)
1287			goto error;
1288
1289		/* With the page set, use the generic suspend */
1290		err = genphy_suspend(phydev);
1291		if (err < 0)
1292			goto error;
1293
1294		/* Then, the copper link */
1295		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1296		if (err < 0)
1297			goto error;
1298	}
1299
1300	/* With the page set, use the generic suspend */
1301	return genphy_suspend(phydev);
1302
1303error:
1304	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1305	return err;
1306}
1307
1308/* marvell_resume
1309 *
1310 * Some Marvell's phys have two modes: fiber and copper.
1311 * Both need to be resumed
1312 */
1313static int marvell_resume(struct phy_device *phydev)
1314{
1315	int err;
1316
1317	/* Resume the fiber mode first */
1318	if (!(phydev->supported & SUPPORTED_FIBRE)) {
 
1319		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1320		if (err < 0)
1321			goto error;
1322
1323		/* With the page set, use the generic resume */
1324		err = genphy_resume(phydev);
1325		if (err < 0)
1326			goto error;
1327
1328		/* Then, the copper link */
1329		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1330		if (err < 0)
1331			goto error;
1332	}
1333
1334	/* With the page set, use the generic resume */
1335	return genphy_resume(phydev);
1336
1337error:
1338	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1339	return err;
1340}
1341
1342static int marvell_aneg_done(struct phy_device *phydev)
1343{
1344	int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
1345
1346	return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
1347}
1348
1349static int m88e1121_did_interrupt(struct phy_device *phydev)
1350{
1351	int imask;
1352
1353	imask = phy_read(phydev, MII_M1011_IEVENT);
1354
1355	if (imask & MII_M1011_IMASK_INIT)
1356		return 1;
1357
1358	return 0;
1359}
1360
1361static void m88e1318_get_wol(struct phy_device *phydev,
1362			     struct ethtool_wolinfo *wol)
1363{
1364	int oldpage, ret = 0;
1365
1366	wol->supported = WAKE_MAGIC;
1367	wol->wolopts = 0;
1368
1369	oldpage = phy_select_page(phydev, MII_MARVELL_WOL_PAGE);
1370	if (oldpage < 0)
1371		goto error;
 
1372
1373	ret = __phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL);
1374	if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
1375		wol->wolopts |= WAKE_MAGIC;
1376
1377error:
1378	phy_restore_page(phydev, oldpage, ret);
1379}
1380
1381static int m88e1318_set_wol(struct phy_device *phydev,
1382			    struct ethtool_wolinfo *wol)
1383{
1384	int err = 0, oldpage;
1385
1386	oldpage = phy_save_page(phydev);
1387	if (oldpage < 0)
1388		goto error;
1389
1390	if (wol->wolopts & WAKE_MAGIC) {
1391		/* Explicitly switch to page 0x00, just to be sure */
1392		err = marvell_write_page(phydev, MII_MARVELL_COPPER_PAGE);
1393		if (err < 0)
1394			goto error;
1395
1396		/* If WOL event happened once, the LED[2] interrupt pin
1397		 * will not be cleared unless we reading the interrupt status
1398		 * register. If interrupts are in use, the normal interrupt
1399		 * handling will clear the WOL event. Clear the WOL event
1400		 * before enabling it if !phy_interrupt_is_valid()
1401		 */
1402		if (!phy_interrupt_is_valid(phydev))
1403			phy_read(phydev, MII_M1011_IEVENT);
1404
1405		/* Enable the WOL interrupt */
1406		err = __phy_modify(phydev, MII_88E1318S_PHY_CSIER, 0,
1407				   MII_88E1318S_PHY_CSIER_WOL_EIE);
1408		if (err < 0)
1409			goto error;
1410
1411		err = marvell_write_page(phydev, MII_MARVELL_LED_PAGE);
1412		if (err < 0)
1413			goto error;
1414
1415		/* Setup LED[2] as interrupt pin (active low) */
1416		err = __phy_modify(phydev, MII_88E1318S_PHY_LED_TCR,
1417				   MII_88E1318S_PHY_LED_TCR_FORCE_INT,
1418				   MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
1419				   MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
1420		if (err < 0)
1421			goto error;
 
1422
 
1423		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1424		if (err < 0)
1425			goto error;
1426
1427		/* Store the device address for the magic packet */
1428		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2,
1429				((phydev->attached_dev->dev_addr[5] << 8) |
1430				 phydev->attached_dev->dev_addr[4]));
1431		if (err < 0)
1432			goto error;
1433		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1,
1434				((phydev->attached_dev->dev_addr[3] << 8) |
1435				 phydev->attached_dev->dev_addr[2]));
1436		if (err < 0)
1437			goto error;
1438		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0,
1439				((phydev->attached_dev->dev_addr[1] << 8) |
1440				 phydev->attached_dev->dev_addr[0]));
1441		if (err < 0)
1442			goto error;
1443
1444		/* Clear WOL status and enable magic packet matching */
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1445		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0,
1446				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
1447				   MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE);
1448		if (err < 0)
1449			goto error;
1450	} else {
1451		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1452		if (err < 0)
1453			goto error;
1454
1455		/* Clear WOL status and disable magic packet matching */
1456		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
1457				   MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE,
1458				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
1459		if (err < 0)
1460			goto error;
1461	}
1462
1463error:
1464	return phy_restore_page(phydev, oldpage, err);
1465}
1466
1467static int marvell_get_sset_count(struct phy_device *phydev)
1468{
1469	if (phydev->supported & SUPPORTED_FIBRE)
 
1470		return ARRAY_SIZE(marvell_hw_stats);
1471	else
1472		return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS;
1473}
1474
1475static void marvell_get_strings(struct phy_device *phydev, u8 *data)
1476{
 
1477	int i;
1478
1479	for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++) {
1480		strlcpy(data + i * ETH_GSTRING_LEN,
1481			marvell_hw_stats[i].string, ETH_GSTRING_LEN);
1482	}
1483}
1484
1485#ifndef UINT64_MAX
1486#define UINT64_MAX		(u64)(~((u64)0))
1487#endif
1488static u64 marvell_get_stat(struct phy_device *phydev, int i)
1489{
1490	struct marvell_hw_stat stat = marvell_hw_stats[i];
1491	struct marvell_priv *priv = phydev->priv;
1492	int val;
1493	u64 ret;
1494
1495	val = phy_read_paged(phydev, stat.page, stat.reg);
1496	if (val < 0) {
1497		ret = UINT64_MAX;
1498	} else {
1499		val = val & ((1 << stat.bits) - 1);
1500		priv->stats[i] += val;
1501		ret = priv->stats[i];
1502	}
1503
1504	return ret;
1505}
1506
1507static void marvell_get_stats(struct phy_device *phydev,
1508			      struct ethtool_stats *stats, u64 *data)
1509{
 
1510	int i;
1511
1512	for (i = 0; i < ARRAY_SIZE(marvell_hw_stats); i++)
1513		data[i] = marvell_get_stat(phydev, i);
1514}
1515
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1516#ifdef CONFIG_HWMON
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1517static int m88e1121_get_temp(struct phy_device *phydev, long *temp)
1518{
1519	int oldpage;
1520	int ret = 0;
1521	int val;
1522
1523	*temp = 0;
1524
1525	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1526	if (oldpage < 0)
1527		goto error;
1528
1529	/* Enable temperature sensor */
1530	ret = __phy_read(phydev, MII_88E1121_MISC_TEST);
1531	if (ret < 0)
1532		goto error;
1533
1534	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
1535			  ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1536	if (ret < 0)
1537		goto error;
1538
1539	/* Wait for temperature to stabilize */
1540	usleep_range(10000, 12000);
1541
1542	val = __phy_read(phydev, MII_88E1121_MISC_TEST);
1543	if (val < 0) {
1544		ret = val;
1545		goto error;
1546	}
1547
1548	/* Disable temperature sensor */
1549	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
1550			  ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1551	if (ret < 0)
1552		goto error;
1553
1554	*temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000;
1555
1556error:
1557	return phy_restore_page(phydev, oldpage, ret);
1558}
1559
1560static int m88e1121_hwmon_read(struct device *dev,
1561			       enum hwmon_sensor_types type,
1562			       u32 attr, int channel, long *temp)
1563{
1564	struct phy_device *phydev = dev_get_drvdata(dev);
1565	int err;
1566
1567	switch (attr) {
1568	case hwmon_temp_input:
1569		err = m88e1121_get_temp(phydev, temp);
1570		break;
1571	default:
1572		return -EOPNOTSUPP;
1573	}
1574
1575	return err;
1576}
1577
1578static umode_t m88e1121_hwmon_is_visible(const void *data,
1579					 enum hwmon_sensor_types type,
1580					 u32 attr, int channel)
1581{
1582	if (type != hwmon_temp)
1583		return 0;
1584
1585	switch (attr) {
1586	case hwmon_temp_input:
1587		return 0444;
1588	default:
1589		return 0;
1590	}
1591}
1592
1593static u32 m88e1121_hwmon_chip_config[] = {
1594	HWMON_C_REGISTER_TZ,
1595	0
1596};
1597
1598static const struct hwmon_channel_info m88e1121_hwmon_chip = {
1599	.type = hwmon_chip,
1600	.config = m88e1121_hwmon_chip_config,
1601};
1602
1603static u32 m88e1121_hwmon_temp_config[] = {
1604	HWMON_T_INPUT,
1605	0
1606};
1607
1608static const struct hwmon_channel_info m88e1121_hwmon_temp = {
1609	.type = hwmon_temp,
1610	.config = m88e1121_hwmon_temp_config,
1611};
1612
1613static const struct hwmon_channel_info *m88e1121_hwmon_info[] = {
1614	&m88e1121_hwmon_chip,
1615	&m88e1121_hwmon_temp,
1616	NULL
1617};
1618
1619static const struct hwmon_ops m88e1121_hwmon_hwmon_ops = {
1620	.is_visible = m88e1121_hwmon_is_visible,
1621	.read = m88e1121_hwmon_read,
1622};
1623
1624static const struct hwmon_chip_info m88e1121_hwmon_chip_info = {
1625	.ops = &m88e1121_hwmon_hwmon_ops,
1626	.info = m88e1121_hwmon_info,
1627};
1628
1629static int m88e1510_get_temp(struct phy_device *phydev, long *temp)
1630{
1631	int ret;
1632
1633	*temp = 0;
1634
1635	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1636			     MII_88E1510_TEMP_SENSOR);
1637	if (ret < 0)
1638		return ret;
1639
1640	*temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000;
1641
1642	return 0;
1643}
1644
1645static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp)
1646{
1647	int ret;
1648
1649	*temp = 0;
1650
1651	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1652			     MII_88E1121_MISC_TEST);
1653	if (ret < 0)
1654		return ret;
1655
1656	*temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >>
1657		  MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25;
1658	/* convert to mC */
1659	*temp *= 1000;
1660
1661	return 0;
1662}
1663
1664static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp)
1665{
1666	temp = temp / 1000;
1667	temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f);
1668
1669	return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1670				MII_88E1121_MISC_TEST,
1671				MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK,
1672				temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT);
1673}
1674
1675static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm)
1676{
1677	int ret;
1678
1679	*alarm = false;
1680
1681	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1682			     MII_88E1121_MISC_TEST);
1683	if (ret < 0)
1684		return ret;
1685
1686	*alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ);
1687
1688	return 0;
1689}
1690
1691static int m88e1510_hwmon_read(struct device *dev,
1692			       enum hwmon_sensor_types type,
1693			       u32 attr, int channel, long *temp)
1694{
1695	struct phy_device *phydev = dev_get_drvdata(dev);
1696	int err;
1697
1698	switch (attr) {
1699	case hwmon_temp_input:
1700		err = m88e1510_get_temp(phydev, temp);
1701		break;
1702	case hwmon_temp_crit:
1703		err = m88e1510_get_temp_critical(phydev, temp);
1704		break;
1705	case hwmon_temp_max_alarm:
1706		err = m88e1510_get_temp_alarm(phydev, temp);
1707		break;
1708	default:
1709		return -EOPNOTSUPP;
1710	}
1711
1712	return err;
1713}
1714
1715static int m88e1510_hwmon_write(struct device *dev,
1716				enum hwmon_sensor_types type,
1717				u32 attr, int channel, long temp)
1718{
1719	struct phy_device *phydev = dev_get_drvdata(dev);
1720	int err;
1721
1722	switch (attr) {
1723	case hwmon_temp_crit:
1724		err = m88e1510_set_temp_critical(phydev, temp);
1725		break;
1726	default:
1727		return -EOPNOTSUPP;
1728	}
1729	return err;
1730}
1731
1732static umode_t m88e1510_hwmon_is_visible(const void *data,
1733					 enum hwmon_sensor_types type,
1734					 u32 attr, int channel)
1735{
1736	if (type != hwmon_temp)
1737		return 0;
1738
1739	switch (attr) {
1740	case hwmon_temp_input:
1741	case hwmon_temp_max_alarm:
1742		return 0444;
1743	case hwmon_temp_crit:
1744		return 0644;
1745	default:
1746		return 0;
1747	}
1748}
1749
1750static u32 m88e1510_hwmon_temp_config[] = {
1751	HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM,
1752	0
1753};
1754
1755static const struct hwmon_channel_info m88e1510_hwmon_temp = {
1756	.type = hwmon_temp,
1757	.config = m88e1510_hwmon_temp_config,
1758};
1759
1760static const struct hwmon_channel_info *m88e1510_hwmon_info[] = {
1761	&m88e1121_hwmon_chip,
1762	&m88e1510_hwmon_temp,
1763	NULL
1764};
1765
1766static const struct hwmon_ops m88e1510_hwmon_hwmon_ops = {
1767	.is_visible = m88e1510_hwmon_is_visible,
1768	.read = m88e1510_hwmon_read,
1769	.write = m88e1510_hwmon_write,
1770};
1771
1772static const struct hwmon_chip_info m88e1510_hwmon_chip_info = {
1773	.ops = &m88e1510_hwmon_hwmon_ops,
1774	.info = m88e1510_hwmon_info,
1775};
1776
1777static int m88e6390_get_temp(struct phy_device *phydev, long *temp)
1778{
1779	int sum = 0;
1780	int oldpage;
1781	int ret = 0;
1782	int i;
1783
1784	*temp = 0;
1785
1786	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1787	if (oldpage < 0)
1788		goto error;
1789
1790	/* Enable temperature sensor */
1791	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
1792	if (ret < 0)
1793		goto error;
1794
1795	ret = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
1796	ret |= MII_88E6390_MISC_TEST_SAMPLE_ENABLE |
1797		MII_88E6390_MISC_TEST_SAMPLE_1S;
1798
1799	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
1800	if (ret < 0)
1801		goto error;
1802
1803	/* Wait for temperature to stabilize */
1804	usleep_range(10000, 12000);
1805
1806	/* Reading the temperature sense has an errata. You need to read
1807	 * a number of times and take an average.
1808	 */
1809	for (i = 0; i < MII_88E6390_TEMP_SENSOR_SAMPLES; i++) {
1810		ret = __phy_read(phydev, MII_88E6390_TEMP_SENSOR);
1811		if (ret < 0)
1812			goto error;
1813		sum += ret & MII_88E6390_TEMP_SENSOR_MASK;
1814	}
1815
1816	sum /= MII_88E6390_TEMP_SENSOR_SAMPLES;
1817	*temp = (sum  - 75) * 1000;
1818
1819	/* Disable temperature sensor */
1820	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
1821	if (ret < 0)
1822		goto error;
1823
1824	ret = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
1825	ret |= MII_88E6390_MISC_TEST_SAMPLE_DISABLE;
1826
1827	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
1828
1829error:
1830	phy_restore_page(phydev, oldpage, ret);
1831
1832	return ret;
1833}
1834
1835static int m88e6390_hwmon_read(struct device *dev,
1836			       enum hwmon_sensor_types type,
1837			       u32 attr, int channel, long *temp)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1838{
1839	struct phy_device *phydev = dev_get_drvdata(dev);
1840	int err;
 
1841
1842	switch (attr) {
1843	case hwmon_temp_input:
1844		err = m88e6390_get_temp(phydev, temp);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1845		break;
1846	default:
1847		return -EOPNOTSUPP;
1848	}
1849
1850	return err;
1851}
1852
1853static umode_t m88e6390_hwmon_is_visible(const void *data,
1854					 enum hwmon_sensor_types type,
1855					 u32 attr, int channel)
1856{
 
 
 
1857	if (type != hwmon_temp)
1858		return 0;
1859
1860	switch (attr) {
1861	case hwmon_temp_input:
1862		return 0444;
 
 
 
 
 
1863	default:
1864		return 0;
1865	}
1866}
1867
1868static u32 m88e6390_hwmon_temp_config[] = {
1869	HWMON_T_INPUT,
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1870	0
1871};
1872
1873static const struct hwmon_channel_info m88e6390_hwmon_temp = {
1874	.type = hwmon_temp,
1875	.config = m88e6390_hwmon_temp_config,
1876};
1877
1878static const struct hwmon_channel_info *m88e6390_hwmon_info[] = {
1879	&m88e1121_hwmon_chip,
1880	&m88e6390_hwmon_temp,
1881	NULL
1882};
1883
1884static const struct hwmon_ops m88e6390_hwmon_hwmon_ops = {
1885	.is_visible = m88e6390_hwmon_is_visible,
1886	.read = m88e6390_hwmon_read,
 
1887};
1888
1889static const struct hwmon_chip_info m88e6390_hwmon_chip_info = {
1890	.ops = &m88e6390_hwmon_hwmon_ops,
1891	.info = m88e6390_hwmon_info,
1892};
1893
1894static int marvell_hwmon_name(struct phy_device *phydev)
1895{
1896	struct marvell_priv *priv = phydev->priv;
1897	struct device *dev = &phydev->mdio.dev;
1898	const char *devname = dev_name(dev);
1899	size_t len = strlen(devname);
1900	int i, j;
1901
1902	priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL);
1903	if (!priv->hwmon_name)
1904		return -ENOMEM;
1905
1906	for (i = j = 0; i < len && devname[i]; i++) {
1907		if (isalnum(devname[i]))
1908			priv->hwmon_name[j++] = devname[i];
1909	}
1910
1911	return 0;
1912}
1913
1914static int marvell_hwmon_probe(struct phy_device *phydev,
1915			       const struct hwmon_chip_info *chip)
1916{
 
1917	struct marvell_priv *priv = phydev->priv;
1918	struct device *dev = &phydev->mdio.dev;
1919	int err;
1920
 
 
 
1921	err = marvell_hwmon_name(phydev);
1922	if (err)
1923		return err;
1924
1925	priv->hwmon_dev = devm_hwmon_device_register_with_info(
1926		dev, priv->hwmon_name, phydev, chip, NULL);
 
 
 
 
 
 
 
 
 
 
 
 
1927
1928	return PTR_ERR_OR_ZERO(priv->hwmon_dev);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1929}
1930
1931static int m88e1121_hwmon_probe(struct phy_device *phydev)
 
 
1932{
1933	return marvell_hwmon_probe(phydev, &m88e1121_hwmon_chip_info);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1934}
1935
1936static int m88e1510_hwmon_probe(struct phy_device *phydev)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1937{
1938	return marvell_hwmon_probe(phydev, &m88e1510_hwmon_chip_info);
 
 
 
 
 
 
 
 
1939}
1940
1941static int m88e6390_hwmon_probe(struct phy_device *phydev)
1942{
1943	return marvell_hwmon_probe(phydev, &m88e6390_hwmon_chip_info);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1944}
1945#else
1946static int m88e1121_hwmon_probe(struct phy_device *phydev)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1947{
1948	return 0;
 
 
 
 
 
 
 
 
 
 
 
 
1949}
1950
1951static int m88e1510_hwmon_probe(struct phy_device *phydev)
 
1952{
1953	return 0;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1954}
1955
1956static int m88e6390_hwmon_probe(struct phy_device *phydev)
 
1957{
1958	return 0;
 
 
 
 
 
 
 
 
 
 
 
 
1959}
1960#endif
1961
1962static int marvell_probe(struct phy_device *phydev)
1963{
1964	struct marvell_priv *priv;
1965
1966	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
1967	if (!priv)
1968		return -ENOMEM;
1969
1970	phydev->priv = priv;
1971
1972	return 0;
1973}
1974
1975static int m88e1121_probe(struct phy_device *phydev)
1976{
1977	int err;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1978
1979	err = marvell_probe(phydev);
1980	if (err)
1981		return err;
1982
1983	return m88e1121_hwmon_probe(phydev);
 
1984}
1985
1986static int m88e1510_probe(struct phy_device *phydev)
1987{
1988	int err;
 
 
 
 
 
 
 
 
 
 
 
 
1989
1990	err = marvell_probe(phydev);
1991	if (err)
1992		return err;
1993
1994	return m88e1510_hwmon_probe(phydev);
 
1995}
1996
1997static int m88e6390_probe(struct phy_device *phydev)
 
 
 
 
 
 
 
1998{
1999	int err;
2000
2001	err = marvell_probe(phydev);
2002	if (err)
2003		return err;
2004
2005	return m88e6390_hwmon_probe(phydev);
2006}
2007
2008static struct phy_driver marvell_drivers[] = {
2009	{
2010		.phy_id = MARVELL_PHY_ID_88E1101,
2011		.phy_id_mask = MARVELL_PHY_ID_MASK,
2012		.name = "Marvell 88E1101",
2013		.features = PHY_GBIT_FEATURES,
2014		.flags = PHY_HAS_INTERRUPT,
2015		.probe = marvell_probe,
2016		.config_init = &marvell_config_init,
2017		.config_aneg = &m88e1101_config_aneg,
2018		.ack_interrupt = &marvell_ack_interrupt,
2019		.config_intr = &marvell_config_intr,
2020		.resume = &genphy_resume,
2021		.suspend = &genphy_suspend,
2022		.read_page = marvell_read_page,
2023		.write_page = marvell_write_page,
2024		.get_sset_count = marvell_get_sset_count,
2025		.get_strings = marvell_get_strings,
2026		.get_stats = marvell_get_stats,
2027	},
2028	{
2029		.phy_id = MARVELL_PHY_ID_88E1112,
2030		.phy_id_mask = MARVELL_PHY_ID_MASK,
2031		.name = "Marvell 88E1112",
2032		.features = PHY_GBIT_FEATURES,
2033		.flags = PHY_HAS_INTERRUPT,
2034		.probe = marvell_probe,
2035		.config_init = &m88e1111_config_init,
2036		.config_aneg = &marvell_config_aneg,
2037		.ack_interrupt = &marvell_ack_interrupt,
2038		.config_intr = &marvell_config_intr,
2039		.resume = &genphy_resume,
2040		.suspend = &genphy_suspend,
2041		.read_page = marvell_read_page,
2042		.write_page = marvell_write_page,
2043		.get_sset_count = marvell_get_sset_count,
2044		.get_strings = marvell_get_strings,
2045		.get_stats = marvell_get_stats,
 
 
2046	},
2047	{
2048		.phy_id = MARVELL_PHY_ID_88E1111,
2049		.phy_id_mask = MARVELL_PHY_ID_MASK,
2050		.name = "Marvell 88E1111",
2051		.features = PHY_GBIT_FEATURES,
2052		.flags = PHY_HAS_INTERRUPT,
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2053		.probe = marvell_probe,
2054		.config_init = &m88e1111_config_init,
2055		.config_aneg = &m88e1111_config_aneg,
2056		.read_status = &marvell_read_status,
2057		.ack_interrupt = &marvell_ack_interrupt,
2058		.config_intr = &marvell_config_intr,
2059		.resume = &genphy_resume,
2060		.suspend = &genphy_suspend,
2061		.read_page = marvell_read_page,
2062		.write_page = marvell_write_page,
2063		.get_sset_count = marvell_get_sset_count,
2064		.get_strings = marvell_get_strings,
2065		.get_stats = marvell_get_stats,
 
 
2066	},
2067	{
2068		.phy_id = MARVELL_PHY_ID_88E1118,
2069		.phy_id_mask = MARVELL_PHY_ID_MASK,
2070		.name = "Marvell 88E1118",
2071		.features = PHY_GBIT_FEATURES,
2072		.flags = PHY_HAS_INTERRUPT,
2073		.probe = marvell_probe,
2074		.config_init = &m88e1118_config_init,
2075		.config_aneg = &m88e1118_config_aneg,
2076		.ack_interrupt = &marvell_ack_interrupt,
2077		.config_intr = &marvell_config_intr,
2078		.resume = &genphy_resume,
2079		.suspend = &genphy_suspend,
2080		.read_page = marvell_read_page,
2081		.write_page = marvell_write_page,
2082		.get_sset_count = marvell_get_sset_count,
2083		.get_strings = marvell_get_strings,
2084		.get_stats = marvell_get_stats,
2085	},
2086	{
2087		.phy_id = MARVELL_PHY_ID_88E1121R,
2088		.phy_id_mask = MARVELL_PHY_ID_MASK,
2089		.name = "Marvell 88E1121R",
2090		.features = PHY_GBIT_FEATURES,
2091		.flags = PHY_HAS_INTERRUPT,
2092		.probe = &m88e1121_probe,
2093		.config_init = &m88e1121_config_init,
2094		.config_aneg = &m88e1121_config_aneg,
2095		.read_status = &marvell_read_status,
2096		.ack_interrupt = &marvell_ack_interrupt,
2097		.config_intr = &marvell_config_intr,
2098		.did_interrupt = &m88e1121_did_interrupt,
2099		.resume = &genphy_resume,
2100		.suspend = &genphy_suspend,
2101		.read_page = marvell_read_page,
2102		.write_page = marvell_write_page,
2103		.get_sset_count = marvell_get_sset_count,
2104		.get_strings = marvell_get_strings,
2105		.get_stats = marvell_get_stats,
 
 
2106	},
2107	{
2108		.phy_id = MARVELL_PHY_ID_88E1318S,
2109		.phy_id_mask = MARVELL_PHY_ID_MASK,
2110		.name = "Marvell 88E1318S",
2111		.features = PHY_GBIT_FEATURES,
2112		.flags = PHY_HAS_INTERRUPT,
2113		.probe = marvell_probe,
2114		.config_init = &m88e1318_config_init,
2115		.config_aneg = &m88e1318_config_aneg,
2116		.read_status = &marvell_read_status,
2117		.ack_interrupt = &marvell_ack_interrupt,
2118		.config_intr = &marvell_config_intr,
2119		.did_interrupt = &m88e1121_did_interrupt,
2120		.get_wol = &m88e1318_get_wol,
2121		.set_wol = &m88e1318_set_wol,
2122		.resume = &genphy_resume,
2123		.suspend = &genphy_suspend,
2124		.read_page = marvell_read_page,
2125		.write_page = marvell_write_page,
2126		.get_sset_count = marvell_get_sset_count,
2127		.get_strings = marvell_get_strings,
2128		.get_stats = marvell_get_stats,
 
 
 
 
 
2129	},
2130	{
2131		.phy_id = MARVELL_PHY_ID_88E1145,
2132		.phy_id_mask = MARVELL_PHY_ID_MASK,
2133		.name = "Marvell 88E1145",
2134		.features = PHY_GBIT_FEATURES,
2135		.flags = PHY_HAS_INTERRUPT,
2136		.probe = marvell_probe,
2137		.config_init = &m88e1145_config_init,
2138		.config_aneg = &m88e1101_config_aneg,
2139		.read_status = &genphy_read_status,
2140		.ack_interrupt = &marvell_ack_interrupt,
2141		.config_intr = &marvell_config_intr,
2142		.resume = &genphy_resume,
2143		.suspend = &genphy_suspend,
2144		.read_page = marvell_read_page,
2145		.write_page = marvell_write_page,
2146		.get_sset_count = marvell_get_sset_count,
2147		.get_strings = marvell_get_strings,
2148		.get_stats = marvell_get_stats,
 
 
2149	},
2150	{
2151		.phy_id = MARVELL_PHY_ID_88E1149R,
2152		.phy_id_mask = MARVELL_PHY_ID_MASK,
2153		.name = "Marvell 88E1149R",
2154		.features = PHY_GBIT_FEATURES,
2155		.flags = PHY_HAS_INTERRUPT,
2156		.probe = marvell_probe,
2157		.config_init = &m88e1149_config_init,
2158		.config_aneg = &m88e1118_config_aneg,
2159		.ack_interrupt = &marvell_ack_interrupt,
2160		.config_intr = &marvell_config_intr,
2161		.resume = &genphy_resume,
2162		.suspend = &genphy_suspend,
2163		.read_page = marvell_read_page,
2164		.write_page = marvell_write_page,
2165		.get_sset_count = marvell_get_sset_count,
2166		.get_strings = marvell_get_strings,
2167		.get_stats = marvell_get_stats,
2168	},
2169	{
2170		.phy_id = MARVELL_PHY_ID_88E1240,
2171		.phy_id_mask = MARVELL_PHY_ID_MASK,
2172		.name = "Marvell 88E1240",
2173		.features = PHY_GBIT_FEATURES,
2174		.flags = PHY_HAS_INTERRUPT,
2175		.probe = marvell_probe,
2176		.config_init = &m88e1111_config_init,
2177		.config_aneg = &marvell_config_aneg,
2178		.ack_interrupt = &marvell_ack_interrupt,
2179		.config_intr = &marvell_config_intr,
2180		.resume = &genphy_resume,
2181		.suspend = &genphy_suspend,
2182		.read_page = marvell_read_page,
2183		.write_page = marvell_write_page,
2184		.get_sset_count = marvell_get_sset_count,
2185		.get_strings = marvell_get_strings,
2186		.get_stats = marvell_get_stats,
 
 
2187	},
2188	{
2189		.phy_id = MARVELL_PHY_ID_88E1116R,
2190		.phy_id_mask = MARVELL_PHY_ID_MASK,
2191		.name = "Marvell 88E1116R",
2192		.features = PHY_GBIT_FEATURES,
2193		.flags = PHY_HAS_INTERRUPT,
2194		.probe = marvell_probe,
2195		.config_init = &m88e1116r_config_init,
2196		.ack_interrupt = &marvell_ack_interrupt,
2197		.config_intr = &marvell_config_intr,
2198		.resume = &genphy_resume,
2199		.suspend = &genphy_suspend,
2200		.read_page = marvell_read_page,
2201		.write_page = marvell_write_page,
2202		.get_sset_count = marvell_get_sset_count,
2203		.get_strings = marvell_get_strings,
2204		.get_stats = marvell_get_stats,
 
 
2205	},
2206	{
2207		.phy_id = MARVELL_PHY_ID_88E1510,
2208		.phy_id_mask = MARVELL_PHY_ID_MASK,
2209		.name = "Marvell 88E1510",
2210		.features = PHY_GBIT_FEATURES | SUPPORTED_FIBRE,
2211		.flags = PHY_HAS_INTERRUPT,
2212		.probe = &m88e1510_probe,
2213		.config_init = &m88e1510_config_init,
2214		.config_aneg = &m88e1510_config_aneg,
2215		.read_status = &marvell_read_status,
2216		.ack_interrupt = &marvell_ack_interrupt,
2217		.config_intr = &marvell_config_intr,
2218		.did_interrupt = &m88e1121_did_interrupt,
2219		.get_wol = &m88e1318_get_wol,
2220		.set_wol = &m88e1318_set_wol,
2221		.resume = &marvell_resume,
2222		.suspend = &marvell_suspend,
2223		.read_page = marvell_read_page,
2224		.write_page = marvell_write_page,
2225		.get_sset_count = marvell_get_sset_count,
2226		.get_strings = marvell_get_strings,
2227		.get_stats = marvell_get_stats,
2228		.set_loopback = genphy_loopback,
 
 
 
 
 
 
 
 
 
 
2229	},
2230	{
2231		.phy_id = MARVELL_PHY_ID_88E1540,
2232		.phy_id_mask = MARVELL_PHY_ID_MASK,
2233		.name = "Marvell 88E1540",
2234		.features = PHY_GBIT_FEATURES,
2235		.flags = PHY_HAS_INTERRUPT,
2236		.probe = m88e1510_probe,
2237		.config_init = &marvell_config_init,
2238		.config_aneg = &m88e1510_config_aneg,
2239		.read_status = &marvell_read_status,
2240		.ack_interrupt = &marvell_ack_interrupt,
2241		.config_intr = &marvell_config_intr,
2242		.did_interrupt = &m88e1121_did_interrupt,
2243		.resume = &genphy_resume,
2244		.suspend = &genphy_suspend,
2245		.read_page = marvell_read_page,
2246		.write_page = marvell_write_page,
2247		.get_sset_count = marvell_get_sset_count,
2248		.get_strings = marvell_get_strings,
2249		.get_stats = marvell_get_stats,
 
 
 
 
 
 
 
 
 
 
2250	},
2251	{
2252		.phy_id = MARVELL_PHY_ID_88E1545,
2253		.phy_id_mask = MARVELL_PHY_ID_MASK,
2254		.name = "Marvell 88E1545",
2255		.probe = m88e1510_probe,
2256		.features = PHY_GBIT_FEATURES,
2257		.flags = PHY_HAS_INTERRUPT,
2258		.config_init = &marvell_config_init,
2259		.config_aneg = &m88e1510_config_aneg,
2260		.read_status = &marvell_read_status,
2261		.ack_interrupt = &marvell_ack_interrupt,
2262		.config_intr = &marvell_config_intr,
2263		.did_interrupt = &m88e1121_did_interrupt,
2264		.resume = &genphy_resume,
2265		.suspend = &genphy_suspend,
2266		.read_page = marvell_read_page,
2267		.write_page = marvell_write_page,
2268		.get_sset_count = marvell_get_sset_count,
2269		.get_strings = marvell_get_strings,
2270		.get_stats = marvell_get_stats,
 
 
 
 
 
 
 
 
 
 
2271	},
2272	{
2273		.phy_id = MARVELL_PHY_ID_88E3016,
2274		.phy_id_mask = MARVELL_PHY_ID_MASK,
2275		.name = "Marvell 88E3016",
2276		.features = PHY_BASIC_FEATURES,
2277		.flags = PHY_HAS_INTERRUPT,
2278		.probe = marvell_probe,
2279		.config_init = &m88e3016_config_init,
2280		.aneg_done = &marvell_aneg_done,
2281		.read_status = &marvell_read_status,
2282		.ack_interrupt = &marvell_ack_interrupt,
2283		.config_intr = &marvell_config_intr,
2284		.did_interrupt = &m88e1121_did_interrupt,
2285		.resume = &genphy_resume,
2286		.suspend = &genphy_suspend,
2287		.read_page = marvell_read_page,
2288		.write_page = marvell_write_page,
2289		.get_sset_count = marvell_get_sset_count,
2290		.get_strings = marvell_get_strings,
2291		.get_stats = marvell_get_stats,
2292	},
2293	{
2294		.phy_id = MARVELL_PHY_ID_88E6390,
2295		.phy_id_mask = MARVELL_PHY_ID_MASK,
2296		.name = "Marvell 88E6390",
2297		.features = PHY_GBIT_FEATURES,
2298		.flags = PHY_HAS_INTERRUPT,
2299		.probe = m88e6390_probe,
2300		.config_init = &marvell_config_init,
2301		.config_aneg = &m88e1510_config_aneg,
2302		.read_status = &marvell_read_status,
2303		.ack_interrupt = &marvell_ack_interrupt,
2304		.config_intr = &marvell_config_intr,
2305		.did_interrupt = &m88e1121_did_interrupt,
2306		.resume = &genphy_resume,
2307		.suspend = &genphy_suspend,
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2308		.read_page = marvell_read_page,
2309		.write_page = marvell_write_page,
2310		.get_sset_count = marvell_get_sset_count,
2311		.get_strings = marvell_get_strings,
2312		.get_stats = marvell_get_stats,
 
 
 
 
 
 
 
2313	},
2314};
2315
2316module_phy_driver(marvell_drivers);
2317
2318static struct mdio_device_id __maybe_unused marvell_tbl[] = {
2319	{ MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
2320	{ MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK },
2321	{ MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK },
 
2322	{ MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK },
2323	{ MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK },
2324	{ MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK },
2325	{ MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK },
2326	{ MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK },
2327	{ MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK },
2328	{ MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
2329	{ MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
2330	{ MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK },
2331	{ MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK },
2332	{ MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
2333	{ MARVELL_PHY_ID_88E6390, MARVELL_PHY_ID_MASK },
 
 
 
 
2334	{ }
2335};
2336
2337MODULE_DEVICE_TABLE(mdio, marvell_tbl);