xref: /openbmc/linux/drivers/net/phy/marvell.c (revision 2326f3cd)
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 /* LED Timer Control Register */
148 #define MII_88E1318S_PHY_LED_TCR			0x12
149 #define MII_88E1318S_PHY_LED_TCR_FORCE_INT		BIT(15)
150 #define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE		BIT(7)
151 #define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW		BIT(11)
152 
153 /* Magic Packet MAC address registers */
154 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD2		0x17
155 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD1		0x18
156 #define MII_88E1318S_PHY_MAGIC_PACKET_WORD0		0x19
157 
158 #define MII_88E1318S_PHY_WOL_CTRL				0x10
159 #define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS		BIT(12)
160 #define MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE		BIT(13)
161 #define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE	BIT(14)
162 
163 #define MII_PHY_LED_CTRL	        16
164 #define MII_88E1121_PHY_LED_DEF		0x0030
165 #define MII_88E1510_PHY_LED_DEF		0x1177
166 #define MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE	0x1040
167 
168 #define MII_M1011_PHY_STATUS		0x11
169 #define MII_M1011_PHY_STATUS_1000	0x8000
170 #define MII_M1011_PHY_STATUS_100	0x4000
171 #define MII_M1011_PHY_STATUS_SPD_MASK	0xc000
172 #define MII_M1011_PHY_STATUS_FULLDUPLEX	0x2000
173 #define MII_M1011_PHY_STATUS_RESOLVED	0x0800
174 #define MII_M1011_PHY_STATUS_LINK	0x0400
175 
176 #define MII_88E3016_PHY_SPEC_CTRL	0x10
177 #define MII_88E3016_DISABLE_SCRAMBLER	0x0200
178 #define MII_88E3016_AUTO_MDIX_CROSSOVER	0x0030
179 
180 #define MII_88E1510_GEN_CTRL_REG_1		0x14
181 #define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK	0x7
182 #define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII	0x0	/* RGMII to copper */
183 #define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII	0x1	/* SGMII to copper */
184 /* RGMII to 1000BASE-X */
185 #define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_1000X	0x2
186 /* RGMII to 100BASE-FX */
187 #define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_100FX	0x3
188 /* RGMII to SGMII */
189 #define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_SGMII	0x4
190 #define MII_88E1510_GEN_CTRL_REG_1_RESET	0x8000	/* Soft reset */
191 
192 #define MII_VCT5_TX_RX_MDI0_COUPLING	0x10
193 #define MII_VCT5_TX_RX_MDI1_COUPLING	0x11
194 #define MII_VCT5_TX_RX_MDI2_COUPLING	0x12
195 #define MII_VCT5_TX_RX_MDI3_COUPLING	0x13
196 #define MII_VCT5_TX_RX_AMPLITUDE_MASK	0x7f00
197 #define MII_VCT5_TX_RX_AMPLITUDE_SHIFT	8
198 #define MII_VCT5_TX_RX_COUPLING_POSITIVE_REFLECTION	BIT(15)
199 
200 #define MII_VCT5_CTRL				0x17
201 #define MII_VCT5_CTRL_ENABLE				BIT(15)
202 #define MII_VCT5_CTRL_COMPLETE				BIT(14)
203 #define MII_VCT5_CTRL_TX_SAME_CHANNEL			(0x0 << 11)
204 #define MII_VCT5_CTRL_TX0_CHANNEL			(0x4 << 11)
205 #define MII_VCT5_CTRL_TX1_CHANNEL			(0x5 << 11)
206 #define MII_VCT5_CTRL_TX2_CHANNEL			(0x6 << 11)
207 #define MII_VCT5_CTRL_TX3_CHANNEL			(0x7 << 11)
208 #define MII_VCT5_CTRL_SAMPLES_2				(0x0 << 8)
209 #define MII_VCT5_CTRL_SAMPLES_4				(0x1 << 8)
210 #define MII_VCT5_CTRL_SAMPLES_8				(0x2 << 8)
211 #define MII_VCT5_CTRL_SAMPLES_16			(0x3 << 8)
212 #define MII_VCT5_CTRL_SAMPLES_32			(0x4 << 8)
213 #define MII_VCT5_CTRL_SAMPLES_64			(0x5 << 8)
214 #define MII_VCT5_CTRL_SAMPLES_128			(0x6 << 8)
215 #define MII_VCT5_CTRL_SAMPLES_DEFAULT			(0x6 << 8)
216 #define MII_VCT5_CTRL_SAMPLES_256			(0x7 << 8)
217 #define MII_VCT5_CTRL_SAMPLES_SHIFT			8
218 #define MII_VCT5_CTRL_MODE_MAXIMUM_PEEK			(0x0 << 6)
219 #define MII_VCT5_CTRL_MODE_FIRST_LAST_PEEK		(0x1 << 6)
220 #define MII_VCT5_CTRL_MODE_OFFSET			(0x2 << 6)
221 #define MII_VCT5_CTRL_SAMPLE_POINT			(0x3 << 6)
222 #define MII_VCT5_CTRL_PEEK_HYST_DEFAULT			3
223 
224 #define MII_VCT5_SAMPLE_POINT_DISTANCE		0x18
225 #define MII_VCT5_SAMPLE_POINT_DISTANCE_MAX	511
226 #define MII_VCT5_TX_PULSE_CTRL			0x1c
227 #define MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN	BIT(12)
228 #define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS	(0x0 << 10)
229 #define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_96nS		(0x1 << 10)
230 #define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_64nS		(0x2 << 10)
231 #define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS		(0x3 << 10)
232 #define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_SHIFT	10
233 #define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_1000mV	(0x0 << 8)
234 #define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_750mV	(0x1 << 8)
235 #define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_500mV	(0x2 << 8)
236 #define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_250mV	(0x3 << 8)
237 #define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_SHIFT	8
238 #define MII_VCT5_TX_PULSE_CTRL_MAX_AMP			BIT(7)
239 #define MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV		(0x6 << 0)
240 
241 /* For TDR measurements less than 11 meters, a short pulse should be
242  * used.
243  */
244 #define TDR_SHORT_CABLE_LENGTH	11
245 
246 #define MII_VCT7_PAIR_0_DISTANCE	0x10
247 #define MII_VCT7_PAIR_1_DISTANCE	0x11
248 #define MII_VCT7_PAIR_2_DISTANCE	0x12
249 #define MII_VCT7_PAIR_3_DISTANCE	0x13
250 
251 #define MII_VCT7_RESULTS	0x14
252 #define MII_VCT7_RESULTS_PAIR3_MASK	0xf000
253 #define MII_VCT7_RESULTS_PAIR2_MASK	0x0f00
254 #define MII_VCT7_RESULTS_PAIR1_MASK	0x00f0
255 #define MII_VCT7_RESULTS_PAIR0_MASK	0x000f
256 #define MII_VCT7_RESULTS_PAIR3_SHIFT	12
257 #define MII_VCT7_RESULTS_PAIR2_SHIFT	8
258 #define MII_VCT7_RESULTS_PAIR1_SHIFT	4
259 #define MII_VCT7_RESULTS_PAIR0_SHIFT	0
260 #define MII_VCT7_RESULTS_INVALID	0
261 #define MII_VCT7_RESULTS_OK		1
262 #define MII_VCT7_RESULTS_OPEN		2
263 #define MII_VCT7_RESULTS_SAME_SHORT	3
264 #define MII_VCT7_RESULTS_CROSS_SHORT	4
265 #define MII_VCT7_RESULTS_BUSY		9
266 
267 #define MII_VCT7_CTRL		0x15
268 #define MII_VCT7_CTRL_RUN_NOW			BIT(15)
269 #define MII_VCT7_CTRL_RUN_ANEG			BIT(14)
270 #define MII_VCT7_CTRL_DISABLE_CROSS		BIT(13)
271 #define MII_VCT7_CTRL_RUN_AFTER_BREAK_LINK	BIT(12)
272 #define MII_VCT7_CTRL_IN_PROGRESS		BIT(11)
273 #define MII_VCT7_CTRL_METERS			BIT(10)
274 #define MII_VCT7_CTRL_CENTIMETERS		0
275 
276 #define LPA_PAUSE_FIBER		0x180
277 #define LPA_PAUSE_ASYM_FIBER	0x100
278 
279 #define NB_FIBER_STATS	1
280 
281 MODULE_DESCRIPTION("Marvell PHY driver");
282 MODULE_AUTHOR("Andy Fleming");
283 MODULE_LICENSE("GPL");
284 
285 struct marvell_hw_stat {
286 	const char *string;
287 	u8 page;
288 	u8 reg;
289 	u8 bits;
290 };
291 
292 static struct marvell_hw_stat marvell_hw_stats[] = {
293 	{ "phy_receive_errors_copper", 0, 21, 16},
294 	{ "phy_idle_errors", 0, 10, 8 },
295 	{ "phy_receive_errors_fiber", 1, 21, 16},
296 };
297 
298 struct marvell_priv {
299 	u64 stats[ARRAY_SIZE(marvell_hw_stats)];
300 	char *hwmon_name;
301 	struct device *hwmon_dev;
302 	bool cable_test_tdr;
303 	u32 first;
304 	u32 last;
305 	u32 step;
306 	s8 pair;
307 };
308 
309 static int marvell_read_page(struct phy_device *phydev)
310 {
311 	return __phy_read(phydev, MII_MARVELL_PHY_PAGE);
312 }
313 
314 static int marvell_write_page(struct phy_device *phydev, int page)
315 {
316 	return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
317 }
318 
319 static int marvell_set_page(struct phy_device *phydev, int page)
320 {
321 	return phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
322 }
323 
324 static int marvell_ack_interrupt(struct phy_device *phydev)
325 {
326 	int err;
327 
328 	/* Clear the interrupts by reading the reg */
329 	err = phy_read(phydev, MII_M1011_IEVENT);
330 
331 	if (err < 0)
332 		return err;
333 
334 	return 0;
335 }
336 
337 static int marvell_config_intr(struct phy_device *phydev)
338 {
339 	int err;
340 
341 	if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {
342 		err = marvell_ack_interrupt(phydev);
343 		if (err)
344 			return err;
345 
346 		err = phy_write(phydev, MII_M1011_IMASK,
347 				MII_M1011_IMASK_INIT);
348 	} else {
349 		err = phy_write(phydev, MII_M1011_IMASK,
350 				MII_M1011_IMASK_CLEAR);
351 		if (err)
352 			return err;
353 
354 		err = marvell_ack_interrupt(phydev);
355 	}
356 
357 	return err;
358 }
359 
360 static irqreturn_t marvell_handle_interrupt(struct phy_device *phydev)
361 {
362 	int irq_status;
363 
364 	irq_status = phy_read(phydev, MII_M1011_IEVENT);
365 	if (irq_status < 0) {
366 		phy_error(phydev);
367 		return IRQ_NONE;
368 	}
369 
370 	if (!(irq_status & MII_M1011_IMASK_INIT))
371 		return IRQ_NONE;
372 
373 	phy_trigger_machine(phydev);
374 
375 	return IRQ_HANDLED;
376 }
377 
378 static int marvell_set_polarity(struct phy_device *phydev, int polarity)
379 {
380 	u16 val;
381 
382 	switch (polarity) {
383 	case ETH_TP_MDI:
384 		val = MII_M1011_PHY_SCR_MDI;
385 		break;
386 	case ETH_TP_MDI_X:
387 		val = MII_M1011_PHY_SCR_MDI_X;
388 		break;
389 	case ETH_TP_MDI_AUTO:
390 	case ETH_TP_MDI_INVALID:
391 	default:
392 		val = MII_M1011_PHY_SCR_AUTO_CROSS;
393 		break;
394 	}
395 
396 	return phy_modify_changed(phydev, MII_M1011_PHY_SCR,
397 				  MII_M1011_PHY_SCR_AUTO_CROSS, val);
398 }
399 
400 static int marvell_config_aneg(struct phy_device *phydev)
401 {
402 	int changed = 0;
403 	int err;
404 
405 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
406 	if (err < 0)
407 		return err;
408 
409 	changed = err;
410 
411 	err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
412 			MII_M1111_PHY_LED_DIRECT);
413 	if (err < 0)
414 		return err;
415 
416 	err = genphy_config_aneg(phydev);
417 	if (err < 0)
418 		return err;
419 
420 	if (phydev->autoneg != AUTONEG_ENABLE || changed) {
421 		/* A write to speed/duplex bits (that is performed by
422 		 * genphy_config_aneg() call above) must be followed by
423 		 * a software reset. Otherwise, the write has no effect.
424 		 */
425 		err = genphy_soft_reset(phydev);
426 		if (err < 0)
427 			return err;
428 	}
429 
430 	return 0;
431 }
432 
433 static int m88e1101_config_aneg(struct phy_device *phydev)
434 {
435 	int err;
436 
437 	/* This Marvell PHY has an errata which requires
438 	 * that certain registers get written in order
439 	 * to restart autonegotiation
440 	 */
441 	err = genphy_soft_reset(phydev);
442 	if (err < 0)
443 		return err;
444 
445 	err = phy_write(phydev, 0x1d, 0x1f);
446 	if (err < 0)
447 		return err;
448 
449 	err = phy_write(phydev, 0x1e, 0x200c);
450 	if (err < 0)
451 		return err;
452 
453 	err = phy_write(phydev, 0x1d, 0x5);
454 	if (err < 0)
455 		return err;
456 
457 	err = phy_write(phydev, 0x1e, 0);
458 	if (err < 0)
459 		return err;
460 
461 	err = phy_write(phydev, 0x1e, 0x100);
462 	if (err < 0)
463 		return err;
464 
465 	return marvell_config_aneg(phydev);
466 }
467 
468 #if IS_ENABLED(CONFIG_OF_MDIO)
469 /* Set and/or override some configuration registers based on the
470  * marvell,reg-init property stored in the of_node for the phydev.
471  *
472  * marvell,reg-init = <reg-page reg mask value>,...;
473  *
474  * There may be one or more sets of <reg-page reg mask value>:
475  *
476  * reg-page: which register bank to use.
477  * reg: the register.
478  * mask: if non-zero, ANDed with existing register value.
479  * value: ORed with the masked value and written to the regiser.
480  *
481  */
482 static int marvell_of_reg_init(struct phy_device *phydev)
483 {
484 	const __be32 *paddr;
485 	int len, i, saved_page, current_page, ret = 0;
486 
487 	if (!phydev->mdio.dev.of_node)
488 		return 0;
489 
490 	paddr = of_get_property(phydev->mdio.dev.of_node,
491 				"marvell,reg-init", &len);
492 	if (!paddr || len < (4 * sizeof(*paddr)))
493 		return 0;
494 
495 	saved_page = phy_save_page(phydev);
496 	if (saved_page < 0)
497 		goto err;
498 	current_page = saved_page;
499 
500 	len /= sizeof(*paddr);
501 	for (i = 0; i < len - 3; i += 4) {
502 		u16 page = be32_to_cpup(paddr + i);
503 		u16 reg = be32_to_cpup(paddr + i + 1);
504 		u16 mask = be32_to_cpup(paddr + i + 2);
505 		u16 val_bits = be32_to_cpup(paddr + i + 3);
506 		int val;
507 
508 		if (page != current_page) {
509 			current_page = page;
510 			ret = marvell_write_page(phydev, page);
511 			if (ret < 0)
512 				goto err;
513 		}
514 
515 		val = 0;
516 		if (mask) {
517 			val = __phy_read(phydev, reg);
518 			if (val < 0) {
519 				ret = val;
520 				goto err;
521 			}
522 			val &= mask;
523 		}
524 		val |= val_bits;
525 
526 		ret = __phy_write(phydev, reg, val);
527 		if (ret < 0)
528 			goto err;
529 	}
530 err:
531 	return phy_restore_page(phydev, saved_page, ret);
532 }
533 #else
534 static int marvell_of_reg_init(struct phy_device *phydev)
535 {
536 	return 0;
537 }
538 #endif /* CONFIG_OF_MDIO */
539 
540 static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev)
541 {
542 	int mscr;
543 
544 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
545 		mscr = MII_88E1121_PHY_MSCR_RX_DELAY |
546 		       MII_88E1121_PHY_MSCR_TX_DELAY;
547 	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
548 		mscr = MII_88E1121_PHY_MSCR_RX_DELAY;
549 	else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
550 		mscr = MII_88E1121_PHY_MSCR_TX_DELAY;
551 	else
552 		mscr = 0;
553 
554 	return phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
555 				MII_88E1121_PHY_MSCR_REG,
556 				MII_88E1121_PHY_MSCR_DELAY_MASK, mscr);
557 }
558 
559 static int m88e1121_config_aneg(struct phy_device *phydev)
560 {
561 	int changed = 0;
562 	int err = 0;
563 
564 	if (phy_interface_is_rgmii(phydev)) {
565 		err = m88e1121_config_aneg_rgmii_delays(phydev);
566 		if (err < 0)
567 			return err;
568 	}
569 
570 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
571 	if (err < 0)
572 		return err;
573 
574 	changed = err;
575 
576 	err = genphy_config_aneg(phydev);
577 	if (err < 0)
578 		return err;
579 
580 	if (phydev->autoneg != AUTONEG_ENABLE || changed) {
581 		/* A software reset is used to ensure a "commit" of the
582 		 * changes is done.
583 		 */
584 		err = genphy_soft_reset(phydev);
585 		if (err < 0)
586 			return err;
587 	}
588 
589 	return 0;
590 }
591 
592 static int m88e1318_config_aneg(struct phy_device *phydev)
593 {
594 	int err;
595 
596 	err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
597 			       MII_88E1318S_PHY_MSCR1_REG,
598 			       0, MII_88E1318S_PHY_MSCR1_PAD_ODD);
599 	if (err < 0)
600 		return err;
601 
602 	return m88e1121_config_aneg(phydev);
603 }
604 
605 /**
606  * linkmode_adv_to_fiber_adv_t
607  * @advertise: the linkmode advertisement settings
608  *
609  * A small helper function that translates linkmode advertisement
610  * settings to phy autonegotiation advertisements for the MII_ADV
611  * register for fiber link.
612  */
613 static inline u32 linkmode_adv_to_fiber_adv_t(unsigned long *advertise)
614 {
615 	u32 result = 0;
616 
617 	if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, advertise))
618 		result |= ADVERTISE_1000XHALF;
619 	if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, advertise))
620 		result |= ADVERTISE_1000XFULL;
621 
622 	if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertise) &&
623 	    linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
624 		result |= ADVERTISE_1000XPSE_ASYM;
625 	else if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
626 		result |= ADVERTISE_1000XPAUSE;
627 
628 	return result;
629 }
630 
631 /**
632  * marvell_config_aneg_fiber - restart auto-negotiation or write BMCR
633  * @phydev: target phy_device struct
634  *
635  * Description: If auto-negotiation is enabled, we configure the
636  *   advertising, and then restart auto-negotiation.  If it is not
637  *   enabled, then we write the BMCR. Adapted for fiber link in
638  *   some Marvell's devices.
639  */
640 static int marvell_config_aneg_fiber(struct phy_device *phydev)
641 {
642 	int changed = 0;
643 	int err;
644 	u16 adv;
645 
646 	if (phydev->autoneg != AUTONEG_ENABLE)
647 		return genphy_setup_forced(phydev);
648 
649 	/* Only allow advertising what this PHY supports */
650 	linkmode_and(phydev->advertising, phydev->advertising,
651 		     phydev->supported);
652 
653 	adv = linkmode_adv_to_fiber_adv_t(phydev->advertising);
654 
655 	/* Setup fiber advertisement */
656 	err = phy_modify_changed(phydev, MII_ADVERTISE,
657 				 ADVERTISE_1000XHALF | ADVERTISE_1000XFULL |
658 				 ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM,
659 				 adv);
660 	if (err < 0)
661 		return err;
662 	if (err > 0)
663 		changed = 1;
664 
665 	return genphy_check_and_restart_aneg(phydev, changed);
666 }
667 
668 static int m88e1111_config_aneg(struct phy_device *phydev)
669 {
670 	int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR);
671 	int err;
672 
673 	if (extsr < 0)
674 		return extsr;
675 
676 	/* If not using SGMII or copper 1000BaseX modes, use normal process.
677 	 * Steps below are only required for these modes.
678 	 */
679 	if (phydev->interface != PHY_INTERFACE_MODE_SGMII &&
680 	    (extsr & MII_M1111_HWCFG_MODE_MASK) !=
681 	    MII_M1111_HWCFG_MODE_COPPER_1000X_AN)
682 		return marvell_config_aneg(phydev);
683 
684 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
685 	if (err < 0)
686 		goto error;
687 
688 	/* Configure the copper link first */
689 	err = marvell_config_aneg(phydev);
690 	if (err < 0)
691 		goto error;
692 
693 	/* Then the fiber link */
694 	err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
695 	if (err < 0)
696 		goto error;
697 
698 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
699 		/* Do not touch the fiber advertisement if we're in copper->sgmii mode.
700 		 * Just ensure that SGMII-side autonegotiation is enabled.
701 		 * If we switched from some other mode to SGMII it may not be.
702 		 */
703 		err = genphy_check_and_restart_aneg(phydev, false);
704 	else
705 		err = marvell_config_aneg_fiber(phydev);
706 	if (err < 0)
707 		goto error;
708 
709 	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
710 
711 error:
712 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
713 	return err;
714 }
715 
716 static int m88e1510_config_aneg(struct phy_device *phydev)
717 {
718 	int err;
719 
720 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
721 	if (err < 0)
722 		goto error;
723 
724 	/* Configure the copper link first */
725 	err = m88e1318_config_aneg(phydev);
726 	if (err < 0)
727 		goto error;
728 
729 	/* Do not touch the fiber page if we're in copper->sgmii mode */
730 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
731 		return 0;
732 
733 	/* Then the fiber link */
734 	err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
735 	if (err < 0)
736 		goto error;
737 
738 	err = marvell_config_aneg_fiber(phydev);
739 	if (err < 0)
740 		goto error;
741 
742 	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
743 
744 error:
745 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
746 	return err;
747 }
748 
749 static void marvell_config_led(struct phy_device *phydev)
750 {
751 	u16 def_config;
752 	int err;
753 
754 	switch (MARVELL_PHY_FAMILY_ID(phydev->phy_id)) {
755 	/* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
756 	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1121R):
757 	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1318S):
758 		def_config = MII_88E1121_PHY_LED_DEF;
759 		break;
760 	/* Default PHY LED config:
761 	 * LED[0] .. 1000Mbps Link
762 	 * LED[1] .. 100Mbps Link
763 	 * LED[2] .. Blink, Activity
764 	 */
765 	case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1510):
766 		if (phydev->dev_flags & MARVELL_PHY_LED0_LINK_LED1_ACTIVE)
767 			def_config = MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE;
768 		else
769 			def_config = MII_88E1510_PHY_LED_DEF;
770 		break;
771 	default:
772 		return;
773 	}
774 
775 	err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, MII_PHY_LED_CTRL,
776 			      def_config);
777 	if (err < 0)
778 		phydev_warn(phydev, "Fail to config marvell phy LED.\n");
779 }
780 
781 static int marvell_config_init(struct phy_device *phydev)
782 {
783 	/* Set default LED */
784 	marvell_config_led(phydev);
785 
786 	/* Set registers from marvell,reg-init DT property */
787 	return marvell_of_reg_init(phydev);
788 }
789 
790 static int m88e3016_config_init(struct phy_device *phydev)
791 {
792 	int ret;
793 
794 	/* Enable Scrambler and Auto-Crossover */
795 	ret = phy_modify(phydev, MII_88E3016_PHY_SPEC_CTRL,
796 			 MII_88E3016_DISABLE_SCRAMBLER,
797 			 MII_88E3016_AUTO_MDIX_CROSSOVER);
798 	if (ret < 0)
799 		return ret;
800 
801 	return marvell_config_init(phydev);
802 }
803 
804 static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev,
805 					   u16 mode,
806 					   int fibre_copper_auto)
807 {
808 	if (fibre_copper_auto)
809 		mode |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
810 
811 	return phy_modify(phydev, MII_M1111_PHY_EXT_SR,
812 			  MII_M1111_HWCFG_MODE_MASK |
813 			  MII_M1111_HWCFG_FIBER_COPPER_AUTO |
814 			  MII_M1111_HWCFG_FIBER_COPPER_RES,
815 			  mode);
816 }
817 
818 static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev)
819 {
820 	int delay;
821 
822 	switch (phydev->interface) {
823 	case PHY_INTERFACE_MODE_RGMII_ID:
824 		delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY;
825 		break;
826 	case PHY_INTERFACE_MODE_RGMII_RXID:
827 		delay = MII_M1111_RGMII_RX_DELAY;
828 		break;
829 	case PHY_INTERFACE_MODE_RGMII_TXID:
830 		delay = MII_M1111_RGMII_TX_DELAY;
831 		break;
832 	default:
833 		delay = 0;
834 		break;
835 	}
836 
837 	return phy_modify(phydev, MII_M1111_PHY_EXT_CR,
838 			  MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY,
839 			  delay);
840 }
841 
842 static int m88e1111_config_init_rgmii(struct phy_device *phydev)
843 {
844 	int temp;
845 	int err;
846 
847 	err = m88e1111_config_init_rgmii_delays(phydev);
848 	if (err < 0)
849 		return err;
850 
851 	temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
852 	if (temp < 0)
853 		return temp;
854 
855 	temp &= ~(MII_M1111_HWCFG_MODE_MASK);
856 
857 	if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
858 		temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
859 	else
860 		temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
861 
862 	return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
863 }
864 
865 static int m88e1111_config_init_sgmii(struct phy_device *phydev)
866 {
867 	int err;
868 
869 	err = m88e1111_config_init_hwcfg_mode(
870 		phydev,
871 		MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
872 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
873 	if (err < 0)
874 		return err;
875 
876 	/* make sure copper is selected */
877 	return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
878 }
879 
880 static int m88e1111_config_init_rtbi(struct phy_device *phydev)
881 {
882 	int err;
883 
884 	err = m88e1111_config_init_rgmii_delays(phydev);
885 	if (err < 0)
886 		return err;
887 
888 	err = m88e1111_config_init_hwcfg_mode(
889 		phydev,
890 		MII_M1111_HWCFG_MODE_RTBI,
891 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
892 	if (err < 0)
893 		return err;
894 
895 	/* soft reset */
896 	err = genphy_soft_reset(phydev);
897 	if (err < 0)
898 		return err;
899 
900 	return m88e1111_config_init_hwcfg_mode(
901 		phydev,
902 		MII_M1111_HWCFG_MODE_RTBI,
903 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
904 }
905 
906 static int m88e1111_config_init_1000basex(struct phy_device *phydev)
907 {
908 	int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR);
909 	int err, mode;
910 
911 	if (extsr < 0)
912 		return extsr;
913 
914 	/* If using copper mode, ensure 1000BaseX auto-negotiation is enabled */
915 	mode = extsr & MII_M1111_HWCFG_MODE_MASK;
916 	if (mode == MII_M1111_HWCFG_MODE_COPPER_1000X_NOAN) {
917 		err = phy_modify(phydev, MII_M1111_PHY_EXT_SR,
918 				 MII_M1111_HWCFG_MODE_MASK |
919 				 MII_M1111_HWCFG_SERIAL_AN_BYPASS,
920 				 MII_M1111_HWCFG_MODE_COPPER_1000X_AN |
921 				 MII_M1111_HWCFG_SERIAL_AN_BYPASS);
922 		if (err < 0)
923 			return err;
924 	}
925 	return 0;
926 }
927 
928 static int m88e1111_config_init(struct phy_device *phydev)
929 {
930 	int err;
931 
932 	if (phy_interface_is_rgmii(phydev)) {
933 		err = m88e1111_config_init_rgmii(phydev);
934 		if (err < 0)
935 			return err;
936 	}
937 
938 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
939 		err = m88e1111_config_init_sgmii(phydev);
940 		if (err < 0)
941 			return err;
942 	}
943 
944 	if (phydev->interface == PHY_INTERFACE_MODE_RTBI) {
945 		err = m88e1111_config_init_rtbi(phydev);
946 		if (err < 0)
947 			return err;
948 	}
949 
950 	if (phydev->interface == PHY_INTERFACE_MODE_1000BASEX) {
951 		err = m88e1111_config_init_1000basex(phydev);
952 		if (err < 0)
953 			return err;
954 	}
955 
956 	err = marvell_of_reg_init(phydev);
957 	if (err < 0)
958 		return err;
959 
960 	return genphy_soft_reset(phydev);
961 }
962 
963 static int m88e1111_get_downshift(struct phy_device *phydev, u8 *data)
964 {
965 	int val, cnt, enable;
966 
967 	val = phy_read(phydev, MII_M1111_PHY_EXT_CR);
968 	if (val < 0)
969 		return val;
970 
971 	enable = FIELD_GET(MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN, val);
972 	cnt = FIELD_GET(MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, val) + 1;
973 
974 	*data = enable ? cnt : DOWNSHIFT_DEV_DISABLE;
975 
976 	return 0;
977 }
978 
979 static int m88e1111_set_downshift(struct phy_device *phydev, u8 cnt)
980 {
981 	int val, err;
982 
983 	if (cnt > MII_M1111_PHY_EXT_CR_DOWNSHIFT_MAX)
984 		return -E2BIG;
985 
986 	if (!cnt) {
987 		err = phy_clear_bits(phydev, MII_M1111_PHY_EXT_CR,
988 				     MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN);
989 	} else {
990 		val = MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN;
991 		val |= FIELD_PREP(MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, cnt - 1);
992 
993 		err = phy_modify(phydev, MII_M1111_PHY_EXT_CR,
994 				 MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN |
995 				 MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK,
996 				 val);
997 	}
998 
999 	if (err < 0)
1000 		return err;
1001 
1002 	return genphy_soft_reset(phydev);
1003 }
1004 
1005 static int m88e1111_get_tunable(struct phy_device *phydev,
1006 				struct ethtool_tunable *tuna, void *data)
1007 {
1008 	switch (tuna->id) {
1009 	case ETHTOOL_PHY_DOWNSHIFT:
1010 		return m88e1111_get_downshift(phydev, data);
1011 	default:
1012 		return -EOPNOTSUPP;
1013 	}
1014 }
1015 
1016 static int m88e1111_set_tunable(struct phy_device *phydev,
1017 				struct ethtool_tunable *tuna, const void *data)
1018 {
1019 	switch (tuna->id) {
1020 	case ETHTOOL_PHY_DOWNSHIFT:
1021 		return m88e1111_set_downshift(phydev, *(const u8 *)data);
1022 	default:
1023 		return -EOPNOTSUPP;
1024 	}
1025 }
1026 
1027 static int m88e1011_get_downshift(struct phy_device *phydev, u8 *data)
1028 {
1029 	int val, cnt, enable;
1030 
1031 	val = phy_read(phydev, MII_M1011_PHY_SCR);
1032 	if (val < 0)
1033 		return val;
1034 
1035 	enable = FIELD_GET(MII_M1011_PHY_SCR_DOWNSHIFT_EN, val);
1036 	cnt = FIELD_GET(MII_M1011_PHY_SCR_DOWNSHIFT_MASK, val) + 1;
1037 
1038 	*data = enable ? cnt : DOWNSHIFT_DEV_DISABLE;
1039 
1040 	return 0;
1041 }
1042 
1043 static int m88e1011_set_downshift(struct phy_device *phydev, u8 cnt)
1044 {
1045 	int val, err;
1046 
1047 	if (cnt > MII_M1011_PHY_SCR_DOWNSHIFT_MAX)
1048 		return -E2BIG;
1049 
1050 	if (!cnt) {
1051 		err = phy_clear_bits(phydev, MII_M1011_PHY_SCR,
1052 				     MII_M1011_PHY_SCR_DOWNSHIFT_EN);
1053 	} else {
1054 		val = MII_M1011_PHY_SCR_DOWNSHIFT_EN;
1055 		val |= FIELD_PREP(MII_M1011_PHY_SCR_DOWNSHIFT_MASK, cnt - 1);
1056 
1057 		err = phy_modify(phydev, MII_M1011_PHY_SCR,
1058 				 MII_M1011_PHY_SCR_DOWNSHIFT_EN |
1059 				 MII_M1011_PHY_SCR_DOWNSHIFT_MASK,
1060 				 val);
1061 	}
1062 
1063 	if (err < 0)
1064 		return err;
1065 
1066 	return genphy_soft_reset(phydev);
1067 }
1068 
1069 static int m88e1011_get_tunable(struct phy_device *phydev,
1070 				struct ethtool_tunable *tuna, void *data)
1071 {
1072 	switch (tuna->id) {
1073 	case ETHTOOL_PHY_DOWNSHIFT:
1074 		return m88e1011_get_downshift(phydev, data);
1075 	default:
1076 		return -EOPNOTSUPP;
1077 	}
1078 }
1079 
1080 static int m88e1011_set_tunable(struct phy_device *phydev,
1081 				struct ethtool_tunable *tuna, const void *data)
1082 {
1083 	switch (tuna->id) {
1084 	case ETHTOOL_PHY_DOWNSHIFT:
1085 		return m88e1011_set_downshift(phydev, *(const u8 *)data);
1086 	default:
1087 		return -EOPNOTSUPP;
1088 	}
1089 }
1090 
1091 static int m88e1112_config_init(struct phy_device *phydev)
1092 {
1093 	int err;
1094 
1095 	err = m88e1011_set_downshift(phydev, 3);
1096 	if (err < 0)
1097 		return err;
1098 
1099 	return m88e1111_config_init(phydev);
1100 }
1101 
1102 static int m88e1111gbe_config_init(struct phy_device *phydev)
1103 {
1104 	int err;
1105 
1106 	err = m88e1111_set_downshift(phydev, 3);
1107 	if (err < 0)
1108 		return err;
1109 
1110 	return m88e1111_config_init(phydev);
1111 }
1112 
1113 static int marvell_1011gbe_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 marvell_config_init(phydev);
1122 }
1123 static int m88e1116r_config_init(struct phy_device *phydev)
1124 {
1125 	int err;
1126 
1127 	err = genphy_soft_reset(phydev);
1128 	if (err < 0)
1129 		return err;
1130 
1131 	msleep(500);
1132 
1133 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1134 	if (err < 0)
1135 		return err;
1136 
1137 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
1138 	if (err < 0)
1139 		return err;
1140 
1141 	err = m88e1011_set_downshift(phydev, 8);
1142 	if (err < 0)
1143 		return err;
1144 
1145 	if (phy_interface_is_rgmii(phydev)) {
1146 		err = m88e1121_config_aneg_rgmii_delays(phydev);
1147 		if (err < 0)
1148 			return err;
1149 	}
1150 
1151 	err = genphy_soft_reset(phydev);
1152 	if (err < 0)
1153 		return err;
1154 
1155 	return marvell_config_init(phydev);
1156 }
1157 
1158 static int m88e1318_config_init(struct phy_device *phydev)
1159 {
1160 	if (phy_interrupt_is_valid(phydev)) {
1161 		int err = phy_modify_paged(
1162 			phydev, MII_MARVELL_LED_PAGE,
1163 			MII_88E1318S_PHY_LED_TCR,
1164 			MII_88E1318S_PHY_LED_TCR_FORCE_INT,
1165 			MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
1166 			MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
1167 		if (err < 0)
1168 			return err;
1169 	}
1170 
1171 	return marvell_config_init(phydev);
1172 }
1173 
1174 static int m88e1510_config_init(struct phy_device *phydev)
1175 {
1176 	int err;
1177 
1178 	/* SGMII-to-Copper mode initialization */
1179 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1180 		/* Select page 18 */
1181 		err = marvell_set_page(phydev, 18);
1182 		if (err < 0)
1183 			return err;
1184 
1185 		/* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */
1186 		err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
1187 				 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
1188 				 MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII);
1189 		if (err < 0)
1190 			return err;
1191 
1192 		/* PHY reset is necessary after changing MODE[2:0] */
1193 		err = phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1,
1194 				   MII_88E1510_GEN_CTRL_REG_1_RESET);
1195 		if (err < 0)
1196 			return err;
1197 
1198 		/* Reset page selection */
1199 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1200 		if (err < 0)
1201 			return err;
1202 	}
1203 	err = m88e1011_set_downshift(phydev, 3);
1204 	if (err < 0)
1205 		return err;
1206 
1207 	return m88e1318_config_init(phydev);
1208 }
1209 
1210 static int m88e1118_config_aneg(struct phy_device *phydev)
1211 {
1212 	int err;
1213 
1214 	err = genphy_soft_reset(phydev);
1215 	if (err < 0)
1216 		return err;
1217 
1218 	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
1219 	if (err < 0)
1220 		return err;
1221 
1222 	err = genphy_config_aneg(phydev);
1223 	return 0;
1224 }
1225 
1226 static int m88e1118_config_init(struct phy_device *phydev)
1227 {
1228 	int err;
1229 
1230 	/* Change address */
1231 	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
1232 	if (err < 0)
1233 		return err;
1234 
1235 	/* Enable 1000 Mbit */
1236 	err = phy_write(phydev, 0x15, 0x1070);
1237 	if (err < 0)
1238 		return err;
1239 
1240 	/* Change address */
1241 	err = marvell_set_page(phydev, MII_MARVELL_LED_PAGE);
1242 	if (err < 0)
1243 		return err;
1244 
1245 	/* Adjust LED Control */
1246 	if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
1247 		err = phy_write(phydev, 0x10, 0x1100);
1248 	else
1249 		err = phy_write(phydev, 0x10, 0x021e);
1250 	if (err < 0)
1251 		return err;
1252 
1253 	err = marvell_of_reg_init(phydev);
1254 	if (err < 0)
1255 		return err;
1256 
1257 	/* Reset address */
1258 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1259 	if (err < 0)
1260 		return err;
1261 
1262 	return genphy_soft_reset(phydev);
1263 }
1264 
1265 static int m88e1149_config_init(struct phy_device *phydev)
1266 {
1267 	int err;
1268 
1269 	/* Change address */
1270 	err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
1271 	if (err < 0)
1272 		return err;
1273 
1274 	/* Enable 1000 Mbit */
1275 	err = phy_write(phydev, 0x15, 0x1048);
1276 	if (err < 0)
1277 		return err;
1278 
1279 	err = marvell_of_reg_init(phydev);
1280 	if (err < 0)
1281 		return err;
1282 
1283 	/* Reset address */
1284 	err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1285 	if (err < 0)
1286 		return err;
1287 
1288 	return genphy_soft_reset(phydev);
1289 }
1290 
1291 static int m88e1145_config_init_rgmii(struct phy_device *phydev)
1292 {
1293 	int err;
1294 
1295 	err = m88e1111_config_init_rgmii_delays(phydev);
1296 	if (err < 0)
1297 		return err;
1298 
1299 	if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) {
1300 		err = phy_write(phydev, 0x1d, 0x0012);
1301 		if (err < 0)
1302 			return err;
1303 
1304 		err = phy_modify(phydev, 0x1e, 0x0fc0,
1305 				 2 << 9 | /* 36 ohm */
1306 				 2 << 6); /* 39 ohm */
1307 		if (err < 0)
1308 			return err;
1309 
1310 		err = phy_write(phydev, 0x1d, 0x3);
1311 		if (err < 0)
1312 			return err;
1313 
1314 		err = phy_write(phydev, 0x1e, 0x8000);
1315 	}
1316 	return err;
1317 }
1318 
1319 static int m88e1145_config_init_sgmii(struct phy_device *phydev)
1320 {
1321 	return m88e1111_config_init_hwcfg_mode(
1322 		phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
1323 		MII_M1111_HWCFG_FIBER_COPPER_AUTO);
1324 }
1325 
1326 static int m88e1145_config_init(struct phy_device *phydev)
1327 {
1328 	int err;
1329 
1330 	/* Take care of errata E0 & E1 */
1331 	err = phy_write(phydev, 0x1d, 0x001b);
1332 	if (err < 0)
1333 		return err;
1334 
1335 	err = phy_write(phydev, 0x1e, 0x418f);
1336 	if (err < 0)
1337 		return err;
1338 
1339 	err = phy_write(phydev, 0x1d, 0x0016);
1340 	if (err < 0)
1341 		return err;
1342 
1343 	err = phy_write(phydev, 0x1e, 0xa2da);
1344 	if (err < 0)
1345 		return err;
1346 
1347 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
1348 		err = m88e1145_config_init_rgmii(phydev);
1349 		if (err < 0)
1350 			return err;
1351 	}
1352 
1353 	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1354 		err = m88e1145_config_init_sgmii(phydev);
1355 		if (err < 0)
1356 			return err;
1357 	}
1358 	err = m88e1111_set_downshift(phydev, 3);
1359 	if (err < 0)
1360 		return err;
1361 
1362 	err = marvell_of_reg_init(phydev);
1363 	if (err < 0)
1364 		return err;
1365 
1366 	return 0;
1367 }
1368 
1369 static int m88e1540_get_fld(struct phy_device *phydev, u8 *msecs)
1370 {
1371 	int val;
1372 
1373 	val = phy_read(phydev, MII_88E1540_COPPER_CTRL3);
1374 	if (val < 0)
1375 		return val;
1376 
1377 	if (!(val & MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN)) {
1378 		*msecs = ETHTOOL_PHY_FAST_LINK_DOWN_OFF;
1379 		return 0;
1380 	}
1381 
1382 	val = FIELD_GET(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
1383 
1384 	switch (val) {
1385 	case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS:
1386 		*msecs = 0;
1387 		break;
1388 	case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS:
1389 		*msecs = 10;
1390 		break;
1391 	case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS:
1392 		*msecs = 20;
1393 		break;
1394 	case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS:
1395 		*msecs = 40;
1396 		break;
1397 	default:
1398 		return -EINVAL;
1399 	}
1400 
1401 	return 0;
1402 }
1403 
1404 static int m88e1540_set_fld(struct phy_device *phydev, const u8 *msecs)
1405 {
1406 	struct ethtool_eee eee;
1407 	int val, ret;
1408 
1409 	if (*msecs == ETHTOOL_PHY_FAST_LINK_DOWN_OFF)
1410 		return phy_clear_bits(phydev, MII_88E1540_COPPER_CTRL3,
1411 				      MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN);
1412 
1413 	/* According to the Marvell data sheet EEE must be disabled for
1414 	 * Fast Link Down detection to work properly
1415 	 */
1416 	ret = phy_ethtool_get_eee(phydev, &eee);
1417 	if (!ret && eee.eee_enabled) {
1418 		phydev_warn(phydev, "Fast Link Down detection requires EEE to be disabled!\n");
1419 		return -EBUSY;
1420 	}
1421 
1422 	if (*msecs <= 5)
1423 		val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS;
1424 	else if (*msecs <= 15)
1425 		val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS;
1426 	else if (*msecs <= 30)
1427 		val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS;
1428 	else
1429 		val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS;
1430 
1431 	val = FIELD_PREP(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
1432 
1433 	ret = phy_modify(phydev, MII_88E1540_COPPER_CTRL3,
1434 			 MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
1435 	if (ret)
1436 		return ret;
1437 
1438 	return phy_set_bits(phydev, MII_88E1540_COPPER_CTRL3,
1439 			    MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN);
1440 }
1441 
1442 static int m88e1540_get_tunable(struct phy_device *phydev,
1443 				struct ethtool_tunable *tuna, void *data)
1444 {
1445 	switch (tuna->id) {
1446 	case ETHTOOL_PHY_FAST_LINK_DOWN:
1447 		return m88e1540_get_fld(phydev, data);
1448 	case ETHTOOL_PHY_DOWNSHIFT:
1449 		return m88e1011_get_downshift(phydev, data);
1450 	default:
1451 		return -EOPNOTSUPP;
1452 	}
1453 }
1454 
1455 static int m88e1540_set_tunable(struct phy_device *phydev,
1456 				struct ethtool_tunable *tuna, const void *data)
1457 {
1458 	switch (tuna->id) {
1459 	case ETHTOOL_PHY_FAST_LINK_DOWN:
1460 		return m88e1540_set_fld(phydev, data);
1461 	case ETHTOOL_PHY_DOWNSHIFT:
1462 		return m88e1011_set_downshift(phydev, *(const u8 *)data);
1463 	default:
1464 		return -EOPNOTSUPP;
1465 	}
1466 }
1467 
1468 /* The VOD can be out of specification on link up. Poke an
1469  * undocumented register, in an undocumented page, with a magic value
1470  * to fix this.
1471  */
1472 static int m88e6390_errata(struct phy_device *phydev)
1473 {
1474 	int err;
1475 
1476 	err = phy_write(phydev, MII_BMCR,
1477 			BMCR_ANENABLE | BMCR_SPEED1000 | BMCR_FULLDPLX);
1478 	if (err)
1479 		return err;
1480 
1481 	usleep_range(300, 400);
1482 
1483 	err = phy_write_paged(phydev, 0xf8, 0x08, 0x36);
1484 	if (err)
1485 		return err;
1486 
1487 	return genphy_soft_reset(phydev);
1488 }
1489 
1490 static int m88e6390_config_aneg(struct phy_device *phydev)
1491 {
1492 	int err;
1493 
1494 	err = m88e6390_errata(phydev);
1495 	if (err)
1496 		return err;
1497 
1498 	return m88e1510_config_aneg(phydev);
1499 }
1500 
1501 /**
1502  * fiber_lpa_mod_linkmode_lpa_t
1503  * @advertising: the linkmode advertisement settings
1504  * @lpa: value of the MII_LPA register for fiber link
1505  *
1506  * A small helper function that translates MII_LPA bits to linkmode LP
1507  * advertisement settings. Other bits in advertising are left
1508  * unchanged.
1509  */
1510 static void fiber_lpa_mod_linkmode_lpa_t(unsigned long *advertising, u32 lpa)
1511 {
1512 	linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
1513 			 advertising, lpa & LPA_1000XHALF);
1514 
1515 	linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
1516 			 advertising, lpa & LPA_1000XFULL);
1517 }
1518 
1519 static int marvell_read_status_page_an(struct phy_device *phydev,
1520 				       int fiber, int status)
1521 {
1522 	int lpa;
1523 	int err;
1524 
1525 	if (!(status & MII_M1011_PHY_STATUS_RESOLVED)) {
1526 		phydev->link = 0;
1527 		return 0;
1528 	}
1529 
1530 	if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
1531 		phydev->duplex = DUPLEX_FULL;
1532 	else
1533 		phydev->duplex = DUPLEX_HALF;
1534 
1535 	switch (status & MII_M1011_PHY_STATUS_SPD_MASK) {
1536 	case MII_M1011_PHY_STATUS_1000:
1537 		phydev->speed = SPEED_1000;
1538 		break;
1539 
1540 	case MII_M1011_PHY_STATUS_100:
1541 		phydev->speed = SPEED_100;
1542 		break;
1543 
1544 	default:
1545 		phydev->speed = SPEED_10;
1546 		break;
1547 	}
1548 
1549 	if (!fiber) {
1550 		err = genphy_read_lpa(phydev);
1551 		if (err < 0)
1552 			return err;
1553 
1554 		phy_resolve_aneg_pause(phydev);
1555 	} else {
1556 		lpa = phy_read(phydev, MII_LPA);
1557 		if (lpa < 0)
1558 			return lpa;
1559 
1560 		/* The fiber link is only 1000M capable */
1561 		fiber_lpa_mod_linkmode_lpa_t(phydev->lp_advertising, lpa);
1562 
1563 		if (phydev->duplex == DUPLEX_FULL) {
1564 			if (!(lpa & LPA_PAUSE_FIBER)) {
1565 				phydev->pause = 0;
1566 				phydev->asym_pause = 0;
1567 			} else if ((lpa & LPA_PAUSE_ASYM_FIBER)) {
1568 				phydev->pause = 1;
1569 				phydev->asym_pause = 1;
1570 			} else {
1571 				phydev->pause = 1;
1572 				phydev->asym_pause = 0;
1573 			}
1574 		}
1575 	}
1576 
1577 	return 0;
1578 }
1579 
1580 /* marvell_read_status_page
1581  *
1582  * Description:
1583  *   Check the link, then figure out the current state
1584  *   by comparing what we advertise with what the link partner
1585  *   advertises.  Start by checking the gigabit possibilities,
1586  *   then move on to 10/100.
1587  */
1588 static int marvell_read_status_page(struct phy_device *phydev, int page)
1589 {
1590 	int status;
1591 	int fiber;
1592 	int err;
1593 
1594 	status = phy_read(phydev, MII_M1011_PHY_STATUS);
1595 	if (status < 0)
1596 		return status;
1597 
1598 	/* Use the generic register for copper link status,
1599 	 * and the PHY status register for fiber link status.
1600 	 */
1601 	if (page == MII_MARVELL_FIBER_PAGE) {
1602 		phydev->link = !!(status & MII_M1011_PHY_STATUS_LINK);
1603 	} else {
1604 		err = genphy_update_link(phydev);
1605 		if (err)
1606 			return err;
1607 	}
1608 
1609 	if (page == MII_MARVELL_FIBER_PAGE)
1610 		fiber = 1;
1611 	else
1612 		fiber = 0;
1613 
1614 	linkmode_zero(phydev->lp_advertising);
1615 	phydev->pause = 0;
1616 	phydev->asym_pause = 0;
1617 	phydev->speed = SPEED_UNKNOWN;
1618 	phydev->duplex = DUPLEX_UNKNOWN;
1619 	phydev->port = fiber ? PORT_FIBRE : PORT_TP;
1620 
1621 	if (phydev->autoneg == AUTONEG_ENABLE)
1622 		err = marvell_read_status_page_an(phydev, fiber, status);
1623 	else
1624 		err = genphy_read_status_fixed(phydev);
1625 
1626 	return err;
1627 }
1628 
1629 /* marvell_read_status
1630  *
1631  * Some Marvell's phys have two modes: fiber and copper.
1632  * Both need status checked.
1633  * Description:
1634  *   First, check the fiber link and status.
1635  *   If the fiber link is down, check the copper link and status which
1636  *   will be the default value if both link are down.
1637  */
1638 static int marvell_read_status(struct phy_device *phydev)
1639 {
1640 	int err;
1641 
1642 	/* Check the fiber mode first */
1643 	if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1644 			      phydev->supported) &&
1645 	    phydev->interface != PHY_INTERFACE_MODE_SGMII) {
1646 		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1647 		if (err < 0)
1648 			goto error;
1649 
1650 		err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE);
1651 		if (err < 0)
1652 			goto error;
1653 
1654 		/* If the fiber link is up, it is the selected and
1655 		 * used link. In this case, we need to stay in the
1656 		 * fiber page. Please to be careful about that, avoid
1657 		 * to restore Copper page in other functions which
1658 		 * could break the behaviour for some fiber phy like
1659 		 * 88E1512.
1660 		 */
1661 		if (phydev->link)
1662 			return 0;
1663 
1664 		/* If fiber link is down, check and save copper mode state */
1665 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1666 		if (err < 0)
1667 			goto error;
1668 	}
1669 
1670 	return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE);
1671 
1672 error:
1673 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1674 	return err;
1675 }
1676 
1677 /* marvell_suspend
1678  *
1679  * Some Marvell's phys have two modes: fiber and copper.
1680  * Both need to be suspended
1681  */
1682 static int marvell_suspend(struct phy_device *phydev)
1683 {
1684 	int err;
1685 
1686 	/* Suspend the fiber mode first */
1687 	if (!linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1688 			       phydev->supported)) {
1689 		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1690 		if (err < 0)
1691 			goto error;
1692 
1693 		/* With the page set, use the generic suspend */
1694 		err = genphy_suspend(phydev);
1695 		if (err < 0)
1696 			goto error;
1697 
1698 		/* Then, the copper link */
1699 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1700 		if (err < 0)
1701 			goto error;
1702 	}
1703 
1704 	/* With the page set, use the generic suspend */
1705 	return genphy_suspend(phydev);
1706 
1707 error:
1708 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1709 	return err;
1710 }
1711 
1712 /* marvell_resume
1713  *
1714  * Some Marvell's phys have two modes: fiber and copper.
1715  * Both need to be resumed
1716  */
1717 static int marvell_resume(struct phy_device *phydev)
1718 {
1719 	int err;
1720 
1721 	/* Resume the fiber mode first */
1722 	if (!linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1723 			       phydev->supported)) {
1724 		err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1725 		if (err < 0)
1726 			goto error;
1727 
1728 		/* With the page set, use the generic resume */
1729 		err = genphy_resume(phydev);
1730 		if (err < 0)
1731 			goto error;
1732 
1733 		/* Then, the copper link */
1734 		err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1735 		if (err < 0)
1736 			goto error;
1737 	}
1738 
1739 	/* With the page set, use the generic resume */
1740 	return genphy_resume(phydev);
1741 
1742 error:
1743 	marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1744 	return err;
1745 }
1746 
1747 static int marvell_aneg_done(struct phy_device *phydev)
1748 {
1749 	int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
1750 
1751 	return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
1752 }
1753 
1754 static void m88e1318_get_wol(struct phy_device *phydev,
1755 			     struct ethtool_wolinfo *wol)
1756 {
1757 	int ret;
1758 
1759 	wol->supported = WAKE_MAGIC | WAKE_PHY;
1760 	wol->wolopts = 0;
1761 
1762 	ret = phy_read_paged(phydev, MII_MARVELL_WOL_PAGE,
1763 			     MII_88E1318S_PHY_WOL_CTRL);
1764 	if (ret < 0)
1765 		return;
1766 
1767 	if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
1768 		wol->wolopts |= WAKE_MAGIC;
1769 
1770 	if (ret & MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE)
1771 		wol->wolopts |= WAKE_PHY;
1772 }
1773 
1774 static int m88e1318_set_wol(struct phy_device *phydev,
1775 			    struct ethtool_wolinfo *wol)
1776 {
1777 	int err = 0, oldpage;
1778 
1779 	oldpage = phy_save_page(phydev);
1780 	if (oldpage < 0)
1781 		goto error;
1782 
1783 	if (wol->wolopts & (WAKE_MAGIC | WAKE_PHY)) {
1784 		/* Explicitly switch to page 0x00, just to be sure */
1785 		err = marvell_write_page(phydev, MII_MARVELL_COPPER_PAGE);
1786 		if (err < 0)
1787 			goto error;
1788 
1789 		/* If WOL event happened once, the LED[2] interrupt pin
1790 		 * will not be cleared unless we reading the interrupt status
1791 		 * register. If interrupts are in use, the normal interrupt
1792 		 * handling will clear the WOL event. Clear the WOL event
1793 		 * before enabling it if !phy_interrupt_is_valid()
1794 		 */
1795 		if (!phy_interrupt_is_valid(phydev))
1796 			__phy_read(phydev, MII_M1011_IEVENT);
1797 
1798 		/* Enable the WOL interrupt */
1799 		err = __phy_set_bits(phydev, MII_88E1318S_PHY_CSIER,
1800 				     MII_88E1318S_PHY_CSIER_WOL_EIE);
1801 		if (err < 0)
1802 			goto error;
1803 
1804 		err = marvell_write_page(phydev, MII_MARVELL_LED_PAGE);
1805 		if (err < 0)
1806 			goto error;
1807 
1808 		/* Setup LED[2] as interrupt pin (active low) */
1809 		err = __phy_modify(phydev, MII_88E1318S_PHY_LED_TCR,
1810 				   MII_88E1318S_PHY_LED_TCR_FORCE_INT,
1811 				   MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
1812 				   MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
1813 		if (err < 0)
1814 			goto error;
1815 	}
1816 
1817 	if (wol->wolopts & WAKE_MAGIC) {
1818 		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1819 		if (err < 0)
1820 			goto error;
1821 
1822 		/* Store the device address for the magic packet */
1823 		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2,
1824 				((phydev->attached_dev->dev_addr[5] << 8) |
1825 				 phydev->attached_dev->dev_addr[4]));
1826 		if (err < 0)
1827 			goto error;
1828 		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1,
1829 				((phydev->attached_dev->dev_addr[3] << 8) |
1830 				 phydev->attached_dev->dev_addr[2]));
1831 		if (err < 0)
1832 			goto error;
1833 		err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0,
1834 				((phydev->attached_dev->dev_addr[1] << 8) |
1835 				 phydev->attached_dev->dev_addr[0]));
1836 		if (err < 0)
1837 			goto error;
1838 
1839 		/* Clear WOL status and enable magic packet matching */
1840 		err = __phy_set_bits(phydev, MII_88E1318S_PHY_WOL_CTRL,
1841 				     MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
1842 				     MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE);
1843 		if (err < 0)
1844 			goto error;
1845 	} else {
1846 		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1847 		if (err < 0)
1848 			goto error;
1849 
1850 		/* Clear WOL status and disable magic packet matching */
1851 		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
1852 				   MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE,
1853 				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
1854 		if (err < 0)
1855 			goto error;
1856 	}
1857 
1858 	if (wol->wolopts & WAKE_PHY) {
1859 		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1860 		if (err < 0)
1861 			goto error;
1862 
1863 		/* Clear WOL status and enable link up event */
1864 		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0,
1865 				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
1866 				   MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE);
1867 		if (err < 0)
1868 			goto error;
1869 	} else {
1870 		err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1871 		if (err < 0)
1872 			goto error;
1873 
1874 		/* Clear WOL status and disable link up event */
1875 		err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
1876 				   MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE,
1877 				   MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
1878 		if (err < 0)
1879 			goto error;
1880 	}
1881 
1882 error:
1883 	return phy_restore_page(phydev, oldpage, err);
1884 }
1885 
1886 static int marvell_get_sset_count(struct phy_device *phydev)
1887 {
1888 	if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1889 			      phydev->supported))
1890 		return ARRAY_SIZE(marvell_hw_stats);
1891 	else
1892 		return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS;
1893 }
1894 
1895 static void marvell_get_strings(struct phy_device *phydev, u8 *data)
1896 {
1897 	int count = marvell_get_sset_count(phydev);
1898 	int i;
1899 
1900 	for (i = 0; i < count; i++) {
1901 		strlcpy(data + i * ETH_GSTRING_LEN,
1902 			marvell_hw_stats[i].string, ETH_GSTRING_LEN);
1903 	}
1904 }
1905 
1906 static u64 marvell_get_stat(struct phy_device *phydev, int i)
1907 {
1908 	struct marvell_hw_stat stat = marvell_hw_stats[i];
1909 	struct marvell_priv *priv = phydev->priv;
1910 	int val;
1911 	u64 ret;
1912 
1913 	val = phy_read_paged(phydev, stat.page, stat.reg);
1914 	if (val < 0) {
1915 		ret = U64_MAX;
1916 	} else {
1917 		val = val & ((1 << stat.bits) - 1);
1918 		priv->stats[i] += val;
1919 		ret = priv->stats[i];
1920 	}
1921 
1922 	return ret;
1923 }
1924 
1925 static void marvell_get_stats(struct phy_device *phydev,
1926 			      struct ethtool_stats *stats, u64 *data)
1927 {
1928 	int count = marvell_get_sset_count(phydev);
1929 	int i;
1930 
1931 	for (i = 0; i < count; i++)
1932 		data[i] = marvell_get_stat(phydev, i);
1933 }
1934 
1935 static int marvell_vct5_wait_complete(struct phy_device *phydev)
1936 {
1937 	int i;
1938 	int val;
1939 
1940 	for (i = 0; i < 32; i++) {
1941 		val = __phy_read(phydev, MII_VCT5_CTRL);
1942 		if (val < 0)
1943 			return val;
1944 
1945 		if (val & MII_VCT5_CTRL_COMPLETE)
1946 			return 0;
1947 	}
1948 
1949 	phydev_err(phydev, "Timeout while waiting for cable test to finish\n");
1950 	return -ETIMEDOUT;
1951 }
1952 
1953 static int marvell_vct5_amplitude(struct phy_device *phydev, int pair)
1954 {
1955 	int amplitude;
1956 	int val;
1957 	int reg;
1958 
1959 	reg = MII_VCT5_TX_RX_MDI0_COUPLING + pair;
1960 	val = __phy_read(phydev, reg);
1961 
1962 	if (val < 0)
1963 		return 0;
1964 
1965 	amplitude = (val & MII_VCT5_TX_RX_AMPLITUDE_MASK) >>
1966 		MII_VCT5_TX_RX_AMPLITUDE_SHIFT;
1967 
1968 	if (!(val & MII_VCT5_TX_RX_COUPLING_POSITIVE_REFLECTION))
1969 		amplitude = -amplitude;
1970 
1971 	return 1000 * amplitude / 128;
1972 }
1973 
1974 static u32 marvell_vct5_distance2cm(int distance)
1975 {
1976 	return distance * 805 / 10;
1977 }
1978 
1979 static u32 marvell_vct5_cm2distance(int cm)
1980 {
1981 	return cm * 10 / 805;
1982 }
1983 
1984 static int marvell_vct5_amplitude_distance(struct phy_device *phydev,
1985 					   int distance, int pair)
1986 {
1987 	u16 reg;
1988 	int err;
1989 	int mV;
1990 	int i;
1991 
1992 	err = __phy_write(phydev, MII_VCT5_SAMPLE_POINT_DISTANCE,
1993 			  distance);
1994 	if (err)
1995 		return err;
1996 
1997 	reg = MII_VCT5_CTRL_ENABLE |
1998 		MII_VCT5_CTRL_TX_SAME_CHANNEL |
1999 		MII_VCT5_CTRL_SAMPLES_DEFAULT |
2000 		MII_VCT5_CTRL_SAMPLE_POINT |
2001 		MII_VCT5_CTRL_PEEK_HYST_DEFAULT;
2002 	err = __phy_write(phydev, MII_VCT5_CTRL, reg);
2003 	if (err)
2004 		return err;
2005 
2006 	err = marvell_vct5_wait_complete(phydev);
2007 	if (err)
2008 		return err;
2009 
2010 	for (i = 0; i < 4; i++) {
2011 		if (pair != PHY_PAIR_ALL && i != pair)
2012 			continue;
2013 
2014 		mV = marvell_vct5_amplitude(phydev, i);
2015 		ethnl_cable_test_amplitude(phydev, i, mV);
2016 	}
2017 
2018 	return 0;
2019 }
2020 
2021 static int marvell_vct5_amplitude_graph(struct phy_device *phydev)
2022 {
2023 	struct marvell_priv *priv = phydev->priv;
2024 	int distance;
2025 	u16 width;
2026 	int page;
2027 	int err;
2028 	u16 reg;
2029 
2030 	if (priv->first <= TDR_SHORT_CABLE_LENGTH)
2031 		width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS;
2032 	else
2033 		width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS;
2034 
2035 	reg = MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV |
2036 		MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN |
2037 		MII_VCT5_TX_PULSE_CTRL_MAX_AMP | width;
2038 
2039 	err = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE,
2040 			      MII_VCT5_TX_PULSE_CTRL, reg);
2041 	if (err)
2042 		return err;
2043 
2044 	/* Reading the TDR data is very MDIO heavy. We need to optimize
2045 	 * access to keep the time to a minimum. So lock the bus once,
2046 	 * and don't release it until complete. We can then avoid having
2047 	 * to change the page for every access, greatly speeding things
2048 	 * up.
2049 	 */
2050 	page = phy_select_page(phydev, MII_MARVELL_VCT5_PAGE);
2051 	if (page < 0)
2052 		goto restore_page;
2053 
2054 	for (distance = priv->first;
2055 	     distance <= priv->last;
2056 	     distance += priv->step) {
2057 		err = marvell_vct5_amplitude_distance(phydev, distance,
2058 						      priv->pair);
2059 		if (err)
2060 			goto restore_page;
2061 
2062 		if (distance > TDR_SHORT_CABLE_LENGTH &&
2063 		    width == MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS) {
2064 			width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS;
2065 			reg = MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV |
2066 				MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN |
2067 				MII_VCT5_TX_PULSE_CTRL_MAX_AMP | width;
2068 			err = __phy_write(phydev, MII_VCT5_TX_PULSE_CTRL, reg);
2069 			if (err)
2070 				goto restore_page;
2071 		}
2072 	}
2073 
2074 restore_page:
2075 	return phy_restore_page(phydev, page, err);
2076 }
2077 
2078 static int marvell_cable_test_start_common(struct phy_device *phydev)
2079 {
2080 	int bmcr, bmsr, ret;
2081 
2082 	/* If auto-negotiation is enabled, but not complete, the cable
2083 	 * test never completes. So disable auto-neg.
2084 	 */
2085 	bmcr = phy_read(phydev, MII_BMCR);
2086 	if (bmcr < 0)
2087 		return bmcr;
2088 
2089 	bmsr = phy_read(phydev, MII_BMSR);
2090 
2091 	if (bmsr < 0)
2092 		return bmsr;
2093 
2094 	if (bmcr & BMCR_ANENABLE) {
2095 		ret =  phy_clear_bits(phydev, MII_BMCR, BMCR_ANENABLE);
2096 		if (ret < 0)
2097 			return ret;
2098 		ret = genphy_soft_reset(phydev);
2099 		if (ret < 0)
2100 			return ret;
2101 	}
2102 
2103 	/* If the link is up, allow it some time to go down */
2104 	if (bmsr & BMSR_LSTATUS)
2105 		msleep(1500);
2106 
2107 	return 0;
2108 }
2109 
2110 static int marvell_vct7_cable_test_start(struct phy_device *phydev)
2111 {
2112 	struct marvell_priv *priv = phydev->priv;
2113 	int ret;
2114 
2115 	ret = marvell_cable_test_start_common(phydev);
2116 	if (ret)
2117 		return ret;
2118 
2119 	priv->cable_test_tdr = false;
2120 
2121 	/* Reset the VCT5 API control to defaults, otherwise
2122 	 * VCT7 does not work correctly.
2123 	 */
2124 	ret = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE,
2125 			      MII_VCT5_CTRL,
2126 			      MII_VCT5_CTRL_TX_SAME_CHANNEL |
2127 			      MII_VCT5_CTRL_SAMPLES_DEFAULT |
2128 			      MII_VCT5_CTRL_MODE_MAXIMUM_PEEK |
2129 			      MII_VCT5_CTRL_PEEK_HYST_DEFAULT);
2130 	if (ret)
2131 		return ret;
2132 
2133 	ret = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE,
2134 			      MII_VCT5_SAMPLE_POINT_DISTANCE, 0);
2135 	if (ret)
2136 		return ret;
2137 
2138 	return phy_write_paged(phydev, MII_MARVELL_VCT7_PAGE,
2139 			       MII_VCT7_CTRL,
2140 			       MII_VCT7_CTRL_RUN_NOW |
2141 			       MII_VCT7_CTRL_CENTIMETERS);
2142 }
2143 
2144 static int marvell_vct5_cable_test_tdr_start(struct phy_device *phydev,
2145 					     const struct phy_tdr_config *cfg)
2146 {
2147 	struct marvell_priv *priv = phydev->priv;
2148 	int ret;
2149 
2150 	priv->cable_test_tdr = true;
2151 	priv->first = marvell_vct5_cm2distance(cfg->first);
2152 	priv->last = marvell_vct5_cm2distance(cfg->last);
2153 	priv->step = marvell_vct5_cm2distance(cfg->step);
2154 	priv->pair = cfg->pair;
2155 
2156 	if (priv->first > MII_VCT5_SAMPLE_POINT_DISTANCE_MAX)
2157 		return -EINVAL;
2158 
2159 	if (priv->last > MII_VCT5_SAMPLE_POINT_DISTANCE_MAX)
2160 		return -EINVAL;
2161 
2162 	/* Disable  VCT7 */
2163 	ret = phy_write_paged(phydev, MII_MARVELL_VCT7_PAGE,
2164 			      MII_VCT7_CTRL, 0);
2165 	if (ret)
2166 		return ret;
2167 
2168 	ret = marvell_cable_test_start_common(phydev);
2169 	if (ret)
2170 		return ret;
2171 
2172 	ret = ethnl_cable_test_pulse(phydev, 1000);
2173 	if (ret)
2174 		return ret;
2175 
2176 	return ethnl_cable_test_step(phydev,
2177 				     marvell_vct5_distance2cm(priv->first),
2178 				     marvell_vct5_distance2cm(priv->last),
2179 				     marvell_vct5_distance2cm(priv->step));
2180 }
2181 
2182 static int marvell_vct7_distance_to_length(int distance, bool meter)
2183 {
2184 	if (meter)
2185 		distance *= 100;
2186 
2187 	return distance;
2188 }
2189 
2190 static bool marvell_vct7_distance_valid(int result)
2191 {
2192 	switch (result) {
2193 	case MII_VCT7_RESULTS_OPEN:
2194 	case MII_VCT7_RESULTS_SAME_SHORT:
2195 	case MII_VCT7_RESULTS_CROSS_SHORT:
2196 		return true;
2197 	}
2198 	return false;
2199 }
2200 
2201 static int marvell_vct7_report_length(struct phy_device *phydev,
2202 				      int pair, bool meter)
2203 {
2204 	int length;
2205 	int ret;
2206 
2207 	ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE,
2208 			     MII_VCT7_PAIR_0_DISTANCE + pair);
2209 	if (ret < 0)
2210 		return ret;
2211 
2212 	length = marvell_vct7_distance_to_length(ret, meter);
2213 
2214 	ethnl_cable_test_fault_length(phydev, pair, length);
2215 
2216 	return 0;
2217 }
2218 
2219 static int marvell_vct7_cable_test_report_trans(int result)
2220 {
2221 	switch (result) {
2222 	case MII_VCT7_RESULTS_OK:
2223 		return ETHTOOL_A_CABLE_RESULT_CODE_OK;
2224 	case MII_VCT7_RESULTS_OPEN:
2225 		return ETHTOOL_A_CABLE_RESULT_CODE_OPEN;
2226 	case MII_VCT7_RESULTS_SAME_SHORT:
2227 		return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT;
2228 	case MII_VCT7_RESULTS_CROSS_SHORT:
2229 		return ETHTOOL_A_CABLE_RESULT_CODE_CROSS_SHORT;
2230 	default:
2231 		return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC;
2232 	}
2233 }
2234 
2235 static int marvell_vct7_cable_test_report(struct phy_device *phydev)
2236 {
2237 	int pair0, pair1, pair2, pair3;
2238 	bool meter;
2239 	int ret;
2240 
2241 	ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE,
2242 			     MII_VCT7_RESULTS);
2243 	if (ret < 0)
2244 		return ret;
2245 
2246 	pair3 = (ret & MII_VCT7_RESULTS_PAIR3_MASK) >>
2247 		MII_VCT7_RESULTS_PAIR3_SHIFT;
2248 	pair2 = (ret & MII_VCT7_RESULTS_PAIR2_MASK) >>
2249 		MII_VCT7_RESULTS_PAIR2_SHIFT;
2250 	pair1 = (ret & MII_VCT7_RESULTS_PAIR1_MASK) >>
2251 		MII_VCT7_RESULTS_PAIR1_SHIFT;
2252 	pair0 = (ret & MII_VCT7_RESULTS_PAIR0_MASK) >>
2253 		MII_VCT7_RESULTS_PAIR0_SHIFT;
2254 
2255 	ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A,
2256 				marvell_vct7_cable_test_report_trans(pair0));
2257 	ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_B,
2258 				marvell_vct7_cable_test_report_trans(pair1));
2259 	ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_C,
2260 				marvell_vct7_cable_test_report_trans(pair2));
2261 	ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_D,
2262 				marvell_vct7_cable_test_report_trans(pair3));
2263 
2264 	ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE, MII_VCT7_CTRL);
2265 	if (ret < 0)
2266 		return ret;
2267 
2268 	meter = ret & MII_VCT7_CTRL_METERS;
2269 
2270 	if (marvell_vct7_distance_valid(pair0))
2271 		marvell_vct7_report_length(phydev, 0, meter);
2272 	if (marvell_vct7_distance_valid(pair1))
2273 		marvell_vct7_report_length(phydev, 1, meter);
2274 	if (marvell_vct7_distance_valid(pair2))
2275 		marvell_vct7_report_length(phydev, 2, meter);
2276 	if (marvell_vct7_distance_valid(pair3))
2277 		marvell_vct7_report_length(phydev, 3, meter);
2278 
2279 	return 0;
2280 }
2281 
2282 static int marvell_vct7_cable_test_get_status(struct phy_device *phydev,
2283 					      bool *finished)
2284 {
2285 	struct marvell_priv *priv = phydev->priv;
2286 	int ret;
2287 
2288 	if (priv->cable_test_tdr) {
2289 		ret = marvell_vct5_amplitude_graph(phydev);
2290 		*finished = true;
2291 		return ret;
2292 	}
2293 
2294 	*finished = false;
2295 
2296 	ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE,
2297 			     MII_VCT7_CTRL);
2298 
2299 	if (ret < 0)
2300 		return ret;
2301 
2302 	if (!(ret & MII_VCT7_CTRL_IN_PROGRESS)) {
2303 		*finished = true;
2304 
2305 		return marvell_vct7_cable_test_report(phydev);
2306 	}
2307 
2308 	return 0;
2309 }
2310 
2311 #ifdef CONFIG_HWMON
2312 struct marvell_hwmon_ops {
2313 	int (*config)(struct phy_device *phydev);
2314 	int (*get_temp)(struct phy_device *phydev, long *temp);
2315 	int (*get_temp_critical)(struct phy_device *phydev, long *temp);
2316 	int (*set_temp_critical)(struct phy_device *phydev, long temp);
2317 	int (*get_temp_alarm)(struct phy_device *phydev, long *alarm);
2318 };
2319 
2320 static const struct marvell_hwmon_ops *
2321 to_marvell_hwmon_ops(const struct phy_device *phydev)
2322 {
2323 	return phydev->drv->driver_data;
2324 }
2325 
2326 static int m88e1121_get_temp(struct phy_device *phydev, long *temp)
2327 {
2328 	int oldpage;
2329 	int ret = 0;
2330 	int val;
2331 
2332 	*temp = 0;
2333 
2334 	oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
2335 	if (oldpage < 0)
2336 		goto error;
2337 
2338 	/* Enable temperature sensor */
2339 	ret = __phy_read(phydev, MII_88E1121_MISC_TEST);
2340 	if (ret < 0)
2341 		goto error;
2342 
2343 	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
2344 			  ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
2345 	if (ret < 0)
2346 		goto error;
2347 
2348 	/* Wait for temperature to stabilize */
2349 	usleep_range(10000, 12000);
2350 
2351 	val = __phy_read(phydev, MII_88E1121_MISC_TEST);
2352 	if (val < 0) {
2353 		ret = val;
2354 		goto error;
2355 	}
2356 
2357 	/* Disable temperature sensor */
2358 	ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
2359 			  ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
2360 	if (ret < 0)
2361 		goto error;
2362 
2363 	*temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000;
2364 
2365 error:
2366 	return phy_restore_page(phydev, oldpage, ret);
2367 }
2368 
2369 static int m88e1510_get_temp(struct phy_device *phydev, long *temp)
2370 {
2371 	int ret;
2372 
2373 	*temp = 0;
2374 
2375 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2376 			     MII_88E1510_TEMP_SENSOR);
2377 	if (ret < 0)
2378 		return ret;
2379 
2380 	*temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000;
2381 
2382 	return 0;
2383 }
2384 
2385 static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp)
2386 {
2387 	int ret;
2388 
2389 	*temp = 0;
2390 
2391 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2392 			     MII_88E1121_MISC_TEST);
2393 	if (ret < 0)
2394 		return ret;
2395 
2396 	*temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >>
2397 		  MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25;
2398 	/* convert to mC */
2399 	*temp *= 1000;
2400 
2401 	return 0;
2402 }
2403 
2404 static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp)
2405 {
2406 	temp = temp / 1000;
2407 	temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f);
2408 
2409 	return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2410 				MII_88E1121_MISC_TEST,
2411 				MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK,
2412 				temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT);
2413 }
2414 
2415 static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm)
2416 {
2417 	int ret;
2418 
2419 	*alarm = false;
2420 
2421 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2422 			     MII_88E1121_MISC_TEST);
2423 	if (ret < 0)
2424 		return ret;
2425 
2426 	*alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ);
2427 
2428 	return 0;
2429 }
2430 
2431 static int m88e6390_get_temp(struct phy_device *phydev, long *temp)
2432 {
2433 	int sum = 0;
2434 	int oldpage;
2435 	int ret = 0;
2436 	int i;
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_88E6390_MISC_TEST);
2446 	if (ret < 0)
2447 		goto error;
2448 
2449 	ret &= ~MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK;
2450 	ret |= MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_SAMPLE_1S;
2451 
2452 	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
2453 	if (ret < 0)
2454 		goto error;
2455 
2456 	/* Wait for temperature to stabilize */
2457 	usleep_range(10000, 12000);
2458 
2459 	/* Reading the temperature sense has an errata. You need to read
2460 	 * a number of times and take an average.
2461 	 */
2462 	for (i = 0; i < MII_88E6390_TEMP_SENSOR_SAMPLES; i++) {
2463 		ret = __phy_read(phydev, MII_88E6390_TEMP_SENSOR);
2464 		if (ret < 0)
2465 			goto error;
2466 		sum += ret & MII_88E6390_TEMP_SENSOR_MASK;
2467 	}
2468 
2469 	sum /= MII_88E6390_TEMP_SENSOR_SAMPLES;
2470 	*temp = (sum  - 75) * 1000;
2471 
2472 	/* Disable temperature sensor */
2473 	ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
2474 	if (ret < 0)
2475 		goto error;
2476 
2477 	ret = ret & ~MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK;
2478 	ret |= MII_88E6390_MISC_TEST_TEMP_SENSOR_DISABLE;
2479 
2480 	ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
2481 
2482 error:
2483 	phy_restore_page(phydev, oldpage, ret);
2484 
2485 	return ret;
2486 }
2487 
2488 static int m88e6393_get_temp(struct phy_device *phydev, long *temp)
2489 {
2490 	int err;
2491 
2492 	err = m88e1510_get_temp(phydev, temp);
2493 
2494 	/* 88E1510 measures T + 25, while the PHY on 88E6393X switch
2495 	 * T + 75, so we have to subtract another 50
2496 	 */
2497 	*temp -= 50000;
2498 
2499 	return err;
2500 }
2501 
2502 static int m88e6393_get_temp_critical(struct phy_device *phydev, long *temp)
2503 {
2504 	int ret;
2505 
2506 	*temp = 0;
2507 
2508 	ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2509 			     MII_88E6390_TEMP_SENSOR);
2510 	if (ret < 0)
2511 		return ret;
2512 
2513 	*temp = (((ret & MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK) >>
2514 		  MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT) - 75) * 1000;
2515 
2516 	return 0;
2517 }
2518 
2519 static int m88e6393_set_temp_critical(struct phy_device *phydev, long temp)
2520 {
2521 	temp = (temp / 1000) + 75;
2522 
2523 	return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2524 				MII_88E6390_TEMP_SENSOR,
2525 				MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK,
2526 				temp << MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT);
2527 }
2528 
2529 static int m88e6393_hwmon_config(struct phy_device *phydev)
2530 {
2531 	int err;
2532 
2533 	err = m88e6393_set_temp_critical(phydev, 100000);
2534 	if (err)
2535 		return err;
2536 
2537 	return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2538 				MII_88E6390_MISC_TEST,
2539 				MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK |
2540 				MII_88E6393_MISC_TEST_SAMPLES_MASK |
2541 				MII_88E6393_MISC_TEST_RATE_MASK,
2542 				MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE |
2543 				MII_88E6393_MISC_TEST_SAMPLES_2048 |
2544 				MII_88E6393_MISC_TEST_RATE_2_3MS);
2545 }
2546 
2547 static int marvell_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
2548 			      u32 attr, int channel, long *temp)
2549 {
2550 	struct phy_device *phydev = dev_get_drvdata(dev);
2551 	const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
2552 	int err = -EOPNOTSUPP;
2553 
2554 	switch (attr) {
2555 	case hwmon_temp_input:
2556 		if (ops->get_temp)
2557 			err = ops->get_temp(phydev, temp);
2558 		break;
2559 	case hwmon_temp_crit:
2560 		if (ops->get_temp_critical)
2561 			err = ops->get_temp_critical(phydev, temp);
2562 		break;
2563 	case hwmon_temp_max_alarm:
2564 		if (ops->get_temp_alarm)
2565 			err = ops->get_temp_alarm(phydev, temp);
2566 		break;
2567 	}
2568 
2569 	return err;
2570 }
2571 
2572 static int marvell_hwmon_write(struct device *dev, enum hwmon_sensor_types type,
2573 			       u32 attr, int channel, long temp)
2574 {
2575 	struct phy_device *phydev = dev_get_drvdata(dev);
2576 	const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
2577 	int err = -EOPNOTSUPP;
2578 
2579 	switch (attr) {
2580 	case hwmon_temp_crit:
2581 		if (ops->set_temp_critical)
2582 			err = ops->set_temp_critical(phydev, temp);
2583 		break;
2584 	}
2585 
2586 	return err;
2587 }
2588 
2589 static umode_t marvell_hwmon_is_visible(const void *data,
2590 					enum hwmon_sensor_types type,
2591 					u32 attr, int channel)
2592 {
2593 	const struct phy_device *phydev = data;
2594 	const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
2595 
2596 	if (type != hwmon_temp)
2597 		return 0;
2598 
2599 	switch (attr) {
2600 	case hwmon_temp_input:
2601 		return ops->get_temp ? 0444 : 0;
2602 	case hwmon_temp_max_alarm:
2603 		return ops->get_temp_alarm ? 0444 : 0;
2604 	case hwmon_temp_crit:
2605 		return (ops->get_temp_critical ? 0444 : 0) |
2606 		       (ops->set_temp_critical ? 0200 : 0);
2607 	default:
2608 		return 0;
2609 	}
2610 }
2611 
2612 static u32 marvell_hwmon_chip_config[] = {
2613 	HWMON_C_REGISTER_TZ,
2614 	0
2615 };
2616 
2617 static const struct hwmon_channel_info marvell_hwmon_chip = {
2618 	.type = hwmon_chip,
2619 	.config = marvell_hwmon_chip_config,
2620 };
2621 
2622 /* we can define HWMON_T_CRIT and HWMON_T_MAX_ALARM even though these are not
2623  * defined for all PHYs, because the hwmon code checks whether the attributes
2624  * exists via the .is_visible method
2625  */
2626 static u32 marvell_hwmon_temp_config[] = {
2627 	HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM,
2628 	0
2629 };
2630 
2631 static const struct hwmon_channel_info marvell_hwmon_temp = {
2632 	.type = hwmon_temp,
2633 	.config = marvell_hwmon_temp_config,
2634 };
2635 
2636 static const struct hwmon_channel_info *marvell_hwmon_info[] = {
2637 	&marvell_hwmon_chip,
2638 	&marvell_hwmon_temp,
2639 	NULL
2640 };
2641 
2642 static const struct hwmon_ops marvell_hwmon_hwmon_ops = {
2643 	.is_visible = marvell_hwmon_is_visible,
2644 	.read = marvell_hwmon_read,
2645 	.write = marvell_hwmon_write,
2646 };
2647 
2648 static const struct hwmon_chip_info marvell_hwmon_chip_info = {
2649 	.ops = &marvell_hwmon_hwmon_ops,
2650 	.info = marvell_hwmon_info,
2651 };
2652 
2653 static int marvell_hwmon_name(struct phy_device *phydev)
2654 {
2655 	struct marvell_priv *priv = phydev->priv;
2656 	struct device *dev = &phydev->mdio.dev;
2657 	const char *devname = dev_name(dev);
2658 	size_t len = strlen(devname);
2659 	int i, j;
2660 
2661 	priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL);
2662 	if (!priv->hwmon_name)
2663 		return -ENOMEM;
2664 
2665 	for (i = j = 0; i < len && devname[i]; i++) {
2666 		if (isalnum(devname[i]))
2667 			priv->hwmon_name[j++] = devname[i];
2668 	}
2669 
2670 	return 0;
2671 }
2672 
2673 static int marvell_hwmon_probe(struct phy_device *phydev)
2674 {
2675 	const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
2676 	struct marvell_priv *priv = phydev->priv;
2677 	struct device *dev = &phydev->mdio.dev;
2678 	int err;
2679 
2680 	if (!ops)
2681 		return 0;
2682 
2683 	err = marvell_hwmon_name(phydev);
2684 	if (err)
2685 		return err;
2686 
2687 	priv->hwmon_dev = devm_hwmon_device_register_with_info(
2688 		dev, priv->hwmon_name, phydev, &marvell_hwmon_chip_info, NULL);
2689 	if (IS_ERR(priv->hwmon_dev))
2690 		return PTR_ERR(priv->hwmon_dev);
2691 
2692 	if (ops->config)
2693 		err = ops->config(phydev);
2694 
2695 	return err;
2696 }
2697 
2698 static const struct marvell_hwmon_ops m88e1121_hwmon_ops = {
2699 	.get_temp = m88e1121_get_temp,
2700 };
2701 
2702 static const struct marvell_hwmon_ops m88e1510_hwmon_ops = {
2703 	.get_temp = m88e1510_get_temp,
2704 	.get_temp_critical = m88e1510_get_temp_critical,
2705 	.set_temp_critical = m88e1510_set_temp_critical,
2706 	.get_temp_alarm = m88e1510_get_temp_alarm,
2707 };
2708 
2709 static const struct marvell_hwmon_ops m88e6390_hwmon_ops = {
2710 	.get_temp = m88e6390_get_temp,
2711 };
2712 
2713 static const struct marvell_hwmon_ops m88e6393_hwmon_ops = {
2714 	.config = m88e6393_hwmon_config,
2715 	.get_temp = m88e6393_get_temp,
2716 	.get_temp_critical = m88e6393_get_temp_critical,
2717 	.set_temp_critical = m88e6393_set_temp_critical,
2718 	.get_temp_alarm = m88e1510_get_temp_alarm,
2719 };
2720 
2721 #define DEF_MARVELL_HWMON_OPS(s) (&(s))
2722 
2723 #else
2724 
2725 #define DEF_MARVELL_HWMON_OPS(s) NULL
2726 
2727 static int marvell_hwmon_probe(struct phy_device *phydev)
2728 {
2729 	return 0;
2730 }
2731 #endif
2732 
2733 static int marvell_probe(struct phy_device *phydev)
2734 {
2735 	struct marvell_priv *priv;
2736 
2737 	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
2738 	if (!priv)
2739 		return -ENOMEM;
2740 
2741 	phydev->priv = priv;
2742 
2743 	return marvell_hwmon_probe(phydev);
2744 }
2745 
2746 static int m88e1510_sfp_insert(void *upstream, const struct sfp_eeprom_id *id)
2747 {
2748 	struct phy_device *phydev = upstream;
2749 	phy_interface_t interface;
2750 	struct device *dev;
2751 	int oldpage;
2752 	int ret = 0;
2753 	u16 mode;
2754 
2755 	__ETHTOOL_DECLARE_LINK_MODE_MASK(supported) = { 0, };
2756 
2757 	dev = &phydev->mdio.dev;
2758 
2759 	sfp_parse_support(phydev->sfp_bus, id, supported);
2760 	interface = sfp_select_interface(phydev->sfp_bus, supported);
2761 
2762 	dev_info(dev, "%s SFP module inserted\n", phy_modes(interface));
2763 
2764 	switch (interface) {
2765 	case PHY_INTERFACE_MODE_1000BASEX:
2766 		mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_1000X;
2767 
2768 		break;
2769 	case PHY_INTERFACE_MODE_100BASEX:
2770 		mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_100FX;
2771 
2772 		break;
2773 	case PHY_INTERFACE_MODE_SGMII:
2774 		mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_SGMII;
2775 
2776 		break;
2777 	default:
2778 		dev_err(dev, "Incompatible SFP module inserted\n");
2779 
2780 		return -EINVAL;
2781 	}
2782 
2783 	oldpage = phy_select_page(phydev, MII_MARVELL_MODE_PAGE);
2784 	if (oldpage < 0)
2785 		goto error;
2786 
2787 	ret = __phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
2788 			   MII_88E1510_GEN_CTRL_REG_1_MODE_MASK, mode);
2789 	if (ret < 0)
2790 		goto error;
2791 
2792 	ret = __phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1,
2793 			     MII_88E1510_GEN_CTRL_REG_1_RESET);
2794 
2795 error:
2796 	return phy_restore_page(phydev, oldpage, ret);
2797 }
2798 
2799 static void m88e1510_sfp_remove(void *upstream)
2800 {
2801 	struct phy_device *phydev = upstream;
2802 	int oldpage;
2803 	int ret = 0;
2804 
2805 	oldpage = phy_select_page(phydev, MII_MARVELL_MODE_PAGE);
2806 	if (oldpage < 0)
2807 		goto error;
2808 
2809 	ret = __phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
2810 			   MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
2811 			   MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII);
2812 	if (ret < 0)
2813 		goto error;
2814 
2815 	ret = __phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1,
2816 			     MII_88E1510_GEN_CTRL_REG_1_RESET);
2817 
2818 error:
2819 	phy_restore_page(phydev, oldpage, ret);
2820 }
2821 
2822 static const struct sfp_upstream_ops m88e1510_sfp_ops = {
2823 	.module_insert = m88e1510_sfp_insert,
2824 	.module_remove = m88e1510_sfp_remove,
2825 	.attach = phy_sfp_attach,
2826 	.detach = phy_sfp_detach,
2827 };
2828 
2829 static int m88e1510_probe(struct phy_device *phydev)
2830 {
2831 	int err;
2832 
2833 	err = marvell_probe(phydev);
2834 	if (err)
2835 		return err;
2836 
2837 	return phy_sfp_probe(phydev, &m88e1510_sfp_ops);
2838 }
2839 
2840 static struct phy_driver marvell_drivers[] = {
2841 	{
2842 		.phy_id = MARVELL_PHY_ID_88E1101,
2843 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2844 		.name = "Marvell 88E1101",
2845 		/* PHY_GBIT_FEATURES */
2846 		.probe = marvell_probe,
2847 		.config_init = marvell_config_init,
2848 		.config_aneg = m88e1101_config_aneg,
2849 		.config_intr = marvell_config_intr,
2850 		.handle_interrupt = marvell_handle_interrupt,
2851 		.resume = genphy_resume,
2852 		.suspend = genphy_suspend,
2853 		.read_page = marvell_read_page,
2854 		.write_page = marvell_write_page,
2855 		.get_sset_count = marvell_get_sset_count,
2856 		.get_strings = marvell_get_strings,
2857 		.get_stats = marvell_get_stats,
2858 	},
2859 	{
2860 		.phy_id = MARVELL_PHY_ID_88E1112,
2861 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2862 		.name = "Marvell 88E1112",
2863 		/* PHY_GBIT_FEATURES */
2864 		.probe = marvell_probe,
2865 		.config_init = m88e1112_config_init,
2866 		.config_aneg = marvell_config_aneg,
2867 		.config_intr = marvell_config_intr,
2868 		.handle_interrupt = marvell_handle_interrupt,
2869 		.resume = genphy_resume,
2870 		.suspend = genphy_suspend,
2871 		.read_page = marvell_read_page,
2872 		.write_page = marvell_write_page,
2873 		.get_sset_count = marvell_get_sset_count,
2874 		.get_strings = marvell_get_strings,
2875 		.get_stats = marvell_get_stats,
2876 		.get_tunable = m88e1011_get_tunable,
2877 		.set_tunable = m88e1011_set_tunable,
2878 	},
2879 	{
2880 		.phy_id = MARVELL_PHY_ID_88E1111,
2881 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2882 		.name = "Marvell 88E1111",
2883 		/* PHY_GBIT_FEATURES */
2884 		.probe = marvell_probe,
2885 		.config_init = m88e1111gbe_config_init,
2886 		.config_aneg = m88e1111_config_aneg,
2887 		.read_status = marvell_read_status,
2888 		.config_intr = marvell_config_intr,
2889 		.handle_interrupt = marvell_handle_interrupt,
2890 		.resume = genphy_resume,
2891 		.suspend = genphy_suspend,
2892 		.read_page = marvell_read_page,
2893 		.write_page = marvell_write_page,
2894 		.get_sset_count = marvell_get_sset_count,
2895 		.get_strings = marvell_get_strings,
2896 		.get_stats = marvell_get_stats,
2897 		.get_tunable = m88e1111_get_tunable,
2898 		.set_tunable = m88e1111_set_tunable,
2899 	},
2900 	{
2901 		.phy_id = MARVELL_PHY_ID_88E1111_FINISAR,
2902 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2903 		.name = "Marvell 88E1111 (Finisar)",
2904 		/* PHY_GBIT_FEATURES */
2905 		.probe = marvell_probe,
2906 		.config_init = m88e1111gbe_config_init,
2907 		.config_aneg = m88e1111_config_aneg,
2908 		.read_status = marvell_read_status,
2909 		.config_intr = marvell_config_intr,
2910 		.handle_interrupt = marvell_handle_interrupt,
2911 		.resume = genphy_resume,
2912 		.suspend = genphy_suspend,
2913 		.read_page = marvell_read_page,
2914 		.write_page = marvell_write_page,
2915 		.get_sset_count = marvell_get_sset_count,
2916 		.get_strings = marvell_get_strings,
2917 		.get_stats = marvell_get_stats,
2918 		.get_tunable = m88e1111_get_tunable,
2919 		.set_tunable = m88e1111_set_tunable,
2920 	},
2921 	{
2922 		.phy_id = MARVELL_PHY_ID_88E1118,
2923 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2924 		.name = "Marvell 88E1118",
2925 		/* PHY_GBIT_FEATURES */
2926 		.probe = marvell_probe,
2927 		.config_init = m88e1118_config_init,
2928 		.config_aneg = m88e1118_config_aneg,
2929 		.config_intr = marvell_config_intr,
2930 		.handle_interrupt = marvell_handle_interrupt,
2931 		.resume = genphy_resume,
2932 		.suspend = genphy_suspend,
2933 		.read_page = marvell_read_page,
2934 		.write_page = marvell_write_page,
2935 		.get_sset_count = marvell_get_sset_count,
2936 		.get_strings = marvell_get_strings,
2937 		.get_stats = marvell_get_stats,
2938 	},
2939 	{
2940 		.phy_id = MARVELL_PHY_ID_88E1121R,
2941 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2942 		.name = "Marvell 88E1121R",
2943 		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1121_hwmon_ops),
2944 		/* PHY_GBIT_FEATURES */
2945 		.probe = marvell_probe,
2946 		.config_init = marvell_1011gbe_config_init,
2947 		.config_aneg = m88e1121_config_aneg,
2948 		.read_status = marvell_read_status,
2949 		.config_intr = marvell_config_intr,
2950 		.handle_interrupt = marvell_handle_interrupt,
2951 		.resume = genphy_resume,
2952 		.suspend = genphy_suspend,
2953 		.read_page = marvell_read_page,
2954 		.write_page = marvell_write_page,
2955 		.get_sset_count = marvell_get_sset_count,
2956 		.get_strings = marvell_get_strings,
2957 		.get_stats = marvell_get_stats,
2958 		.get_tunable = m88e1011_get_tunable,
2959 		.set_tunable = m88e1011_set_tunable,
2960 	},
2961 	{
2962 		.phy_id = MARVELL_PHY_ID_88E1318S,
2963 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2964 		.name = "Marvell 88E1318S",
2965 		/* PHY_GBIT_FEATURES */
2966 		.probe = marvell_probe,
2967 		.config_init = m88e1318_config_init,
2968 		.config_aneg = m88e1318_config_aneg,
2969 		.read_status = marvell_read_status,
2970 		.config_intr = marvell_config_intr,
2971 		.handle_interrupt = marvell_handle_interrupt,
2972 		.get_wol = m88e1318_get_wol,
2973 		.set_wol = m88e1318_set_wol,
2974 		.resume = genphy_resume,
2975 		.suspend = genphy_suspend,
2976 		.read_page = marvell_read_page,
2977 		.write_page = marvell_write_page,
2978 		.get_sset_count = marvell_get_sset_count,
2979 		.get_strings = marvell_get_strings,
2980 		.get_stats = marvell_get_stats,
2981 	},
2982 	{
2983 		.phy_id = MARVELL_PHY_ID_88E1145,
2984 		.phy_id_mask = MARVELL_PHY_ID_MASK,
2985 		.name = "Marvell 88E1145",
2986 		/* PHY_GBIT_FEATURES */
2987 		.probe = marvell_probe,
2988 		.config_init = m88e1145_config_init,
2989 		.config_aneg = m88e1101_config_aneg,
2990 		.config_intr = marvell_config_intr,
2991 		.handle_interrupt = marvell_handle_interrupt,
2992 		.resume = genphy_resume,
2993 		.suspend = genphy_suspend,
2994 		.read_page = marvell_read_page,
2995 		.write_page = marvell_write_page,
2996 		.get_sset_count = marvell_get_sset_count,
2997 		.get_strings = marvell_get_strings,
2998 		.get_stats = marvell_get_stats,
2999 		.get_tunable = m88e1111_get_tunable,
3000 		.set_tunable = m88e1111_set_tunable,
3001 	},
3002 	{
3003 		.phy_id = MARVELL_PHY_ID_88E1149R,
3004 		.phy_id_mask = MARVELL_PHY_ID_MASK,
3005 		.name = "Marvell 88E1149R",
3006 		/* PHY_GBIT_FEATURES */
3007 		.probe = marvell_probe,
3008 		.config_init = m88e1149_config_init,
3009 		.config_aneg = m88e1118_config_aneg,
3010 		.config_intr = marvell_config_intr,
3011 		.handle_interrupt = marvell_handle_interrupt,
3012 		.resume = genphy_resume,
3013 		.suspend = genphy_suspend,
3014 		.read_page = marvell_read_page,
3015 		.write_page = marvell_write_page,
3016 		.get_sset_count = marvell_get_sset_count,
3017 		.get_strings = marvell_get_strings,
3018 		.get_stats = marvell_get_stats,
3019 	},
3020 	{
3021 		.phy_id = MARVELL_PHY_ID_88E1240,
3022 		.phy_id_mask = MARVELL_PHY_ID_MASK,
3023 		.name = "Marvell 88E1240",
3024 		/* PHY_GBIT_FEATURES */
3025 		.probe = marvell_probe,
3026 		.config_init = m88e1112_config_init,
3027 		.config_aneg = marvell_config_aneg,
3028 		.config_intr = marvell_config_intr,
3029 		.handle_interrupt = marvell_handle_interrupt,
3030 		.resume = genphy_resume,
3031 		.suspend = genphy_suspend,
3032 		.read_page = marvell_read_page,
3033 		.write_page = marvell_write_page,
3034 		.get_sset_count = marvell_get_sset_count,
3035 		.get_strings = marvell_get_strings,
3036 		.get_stats = marvell_get_stats,
3037 		.get_tunable = m88e1011_get_tunable,
3038 		.set_tunable = m88e1011_set_tunable,
3039 	},
3040 	{
3041 		.phy_id = MARVELL_PHY_ID_88E1116R,
3042 		.phy_id_mask = MARVELL_PHY_ID_MASK,
3043 		.name = "Marvell 88E1116R",
3044 		/* PHY_GBIT_FEATURES */
3045 		.probe = marvell_probe,
3046 		.config_init = m88e1116r_config_init,
3047 		.config_intr = marvell_config_intr,
3048 		.handle_interrupt = marvell_handle_interrupt,
3049 		.resume = genphy_resume,
3050 		.suspend = genphy_suspend,
3051 		.read_page = marvell_read_page,
3052 		.write_page = marvell_write_page,
3053 		.get_sset_count = marvell_get_sset_count,
3054 		.get_strings = marvell_get_strings,
3055 		.get_stats = marvell_get_stats,
3056 		.get_tunable = m88e1011_get_tunable,
3057 		.set_tunable = m88e1011_set_tunable,
3058 	},
3059 	{
3060 		.phy_id = MARVELL_PHY_ID_88E1510,
3061 		.phy_id_mask = MARVELL_PHY_ID_MASK,
3062 		.name = "Marvell 88E1510",
3063 		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3064 		.features = PHY_GBIT_FIBRE_FEATURES,
3065 		.flags = PHY_POLL_CABLE_TEST,
3066 		.probe = m88e1510_probe,
3067 		.config_init = m88e1510_config_init,
3068 		.config_aneg = m88e1510_config_aneg,
3069 		.read_status = marvell_read_status,
3070 		.config_intr = marvell_config_intr,
3071 		.handle_interrupt = marvell_handle_interrupt,
3072 		.get_wol = m88e1318_get_wol,
3073 		.set_wol = m88e1318_set_wol,
3074 		.resume = marvell_resume,
3075 		.suspend = marvell_suspend,
3076 		.read_page = marvell_read_page,
3077 		.write_page = marvell_write_page,
3078 		.get_sset_count = marvell_get_sset_count,
3079 		.get_strings = marvell_get_strings,
3080 		.get_stats = marvell_get_stats,
3081 		.set_loopback = genphy_loopback,
3082 		.get_tunable = m88e1011_get_tunable,
3083 		.set_tunable = m88e1011_set_tunable,
3084 		.cable_test_start = marvell_vct7_cable_test_start,
3085 		.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3086 		.cable_test_get_status = marvell_vct7_cable_test_get_status,
3087 	},
3088 	{
3089 		.phy_id = MARVELL_PHY_ID_88E1540,
3090 		.phy_id_mask = MARVELL_PHY_ID_MASK,
3091 		.name = "Marvell 88E1540",
3092 		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3093 		/* PHY_GBIT_FEATURES */
3094 		.flags = PHY_POLL_CABLE_TEST,
3095 		.probe = marvell_probe,
3096 		.config_init = marvell_1011gbe_config_init,
3097 		.config_aneg = m88e1510_config_aneg,
3098 		.read_status = marvell_read_status,
3099 		.config_intr = marvell_config_intr,
3100 		.handle_interrupt = marvell_handle_interrupt,
3101 		.resume = genphy_resume,
3102 		.suspend = genphy_suspend,
3103 		.read_page = marvell_read_page,
3104 		.write_page = marvell_write_page,
3105 		.get_sset_count = marvell_get_sset_count,
3106 		.get_strings = marvell_get_strings,
3107 		.get_stats = marvell_get_stats,
3108 		.get_tunable = m88e1540_get_tunable,
3109 		.set_tunable = m88e1540_set_tunable,
3110 		.cable_test_start = marvell_vct7_cable_test_start,
3111 		.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3112 		.cable_test_get_status = marvell_vct7_cable_test_get_status,
3113 	},
3114 	{
3115 		.phy_id = MARVELL_PHY_ID_88E1545,
3116 		.phy_id_mask = MARVELL_PHY_ID_MASK,
3117 		.name = "Marvell 88E1545",
3118 		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3119 		.probe = marvell_probe,
3120 		/* PHY_GBIT_FEATURES */
3121 		.flags = PHY_POLL_CABLE_TEST,
3122 		.config_init = marvell_1011gbe_config_init,
3123 		.config_aneg = m88e1510_config_aneg,
3124 		.read_status = marvell_read_status,
3125 		.config_intr = marvell_config_intr,
3126 		.handle_interrupt = marvell_handle_interrupt,
3127 		.resume = genphy_resume,
3128 		.suspend = genphy_suspend,
3129 		.read_page = marvell_read_page,
3130 		.write_page = marvell_write_page,
3131 		.get_sset_count = marvell_get_sset_count,
3132 		.get_strings = marvell_get_strings,
3133 		.get_stats = marvell_get_stats,
3134 		.get_tunable = m88e1540_get_tunable,
3135 		.set_tunable = m88e1540_set_tunable,
3136 		.cable_test_start = marvell_vct7_cable_test_start,
3137 		.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3138 		.cable_test_get_status = marvell_vct7_cable_test_get_status,
3139 	},
3140 	{
3141 		.phy_id = MARVELL_PHY_ID_88E3016,
3142 		.phy_id_mask = MARVELL_PHY_ID_MASK,
3143 		.name = "Marvell 88E3016",
3144 		/* PHY_BASIC_FEATURES */
3145 		.probe = marvell_probe,
3146 		.config_init = m88e3016_config_init,
3147 		.aneg_done = marvell_aneg_done,
3148 		.read_status = marvell_read_status,
3149 		.config_intr = marvell_config_intr,
3150 		.handle_interrupt = marvell_handle_interrupt,
3151 		.resume = genphy_resume,
3152 		.suspend = genphy_suspend,
3153 		.read_page = marvell_read_page,
3154 		.write_page = marvell_write_page,
3155 		.get_sset_count = marvell_get_sset_count,
3156 		.get_strings = marvell_get_strings,
3157 		.get_stats = marvell_get_stats,
3158 	},
3159 	{
3160 		.phy_id = MARVELL_PHY_ID_88E6341_FAMILY,
3161 		.phy_id_mask = MARVELL_PHY_ID_MASK,
3162 		.name = "Marvell 88E6341 Family",
3163 		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3164 		/* PHY_GBIT_FEATURES */
3165 		.flags = PHY_POLL_CABLE_TEST,
3166 		.probe = marvell_probe,
3167 		.config_init = marvell_1011gbe_config_init,
3168 		.config_aneg = m88e6390_config_aneg,
3169 		.read_status = marvell_read_status,
3170 		.config_intr = marvell_config_intr,
3171 		.handle_interrupt = marvell_handle_interrupt,
3172 		.resume = genphy_resume,
3173 		.suspend = genphy_suspend,
3174 		.read_page = marvell_read_page,
3175 		.write_page = marvell_write_page,
3176 		.get_sset_count = marvell_get_sset_count,
3177 		.get_strings = marvell_get_strings,
3178 		.get_stats = marvell_get_stats,
3179 		.get_tunable = m88e1540_get_tunable,
3180 		.set_tunable = m88e1540_set_tunable,
3181 		.cable_test_start = marvell_vct7_cable_test_start,
3182 		.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3183 		.cable_test_get_status = marvell_vct7_cable_test_get_status,
3184 	},
3185 	{
3186 		.phy_id = MARVELL_PHY_ID_88E6390_FAMILY,
3187 		.phy_id_mask = MARVELL_PHY_ID_MASK,
3188 		.name = "Marvell 88E6390 Family",
3189 		.driver_data = DEF_MARVELL_HWMON_OPS(m88e6390_hwmon_ops),
3190 		/* PHY_GBIT_FEATURES */
3191 		.flags = PHY_POLL_CABLE_TEST,
3192 		.probe = marvell_probe,
3193 		.config_init = marvell_1011gbe_config_init,
3194 		.config_aneg = m88e6390_config_aneg,
3195 		.read_status = marvell_read_status,
3196 		.config_intr = marvell_config_intr,
3197 		.handle_interrupt = marvell_handle_interrupt,
3198 		.resume = genphy_resume,
3199 		.suspend = genphy_suspend,
3200 		.read_page = marvell_read_page,
3201 		.write_page = marvell_write_page,
3202 		.get_sset_count = marvell_get_sset_count,
3203 		.get_strings = marvell_get_strings,
3204 		.get_stats = marvell_get_stats,
3205 		.get_tunable = m88e1540_get_tunable,
3206 		.set_tunable = m88e1540_set_tunable,
3207 		.cable_test_start = marvell_vct7_cable_test_start,
3208 		.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3209 		.cable_test_get_status = marvell_vct7_cable_test_get_status,
3210 	},
3211 	{
3212 		.phy_id = MARVELL_PHY_ID_88E6393_FAMILY,
3213 		.phy_id_mask = MARVELL_PHY_ID_MASK,
3214 		.name = "Marvell 88E6393 Family",
3215 		.driver_data = DEF_MARVELL_HWMON_OPS(m88e6393_hwmon_ops),
3216 		/* PHY_GBIT_FEATURES */
3217 		.flags = PHY_POLL_CABLE_TEST,
3218 		.probe = marvell_probe,
3219 		.config_init = marvell_1011gbe_config_init,
3220 		.config_aneg = m88e1510_config_aneg,
3221 		.read_status = marvell_read_status,
3222 		.config_intr = marvell_config_intr,
3223 		.handle_interrupt = marvell_handle_interrupt,
3224 		.resume = genphy_resume,
3225 		.suspend = genphy_suspend,
3226 		.read_page = marvell_read_page,
3227 		.write_page = marvell_write_page,
3228 		.get_sset_count = marvell_get_sset_count,
3229 		.get_strings = marvell_get_strings,
3230 		.get_stats = marvell_get_stats,
3231 		.get_tunable = m88e1540_get_tunable,
3232 		.set_tunable = m88e1540_set_tunable,
3233 		.cable_test_start = marvell_vct7_cable_test_start,
3234 		.cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3235 		.cable_test_get_status = marvell_vct7_cable_test_get_status,
3236 	},
3237 	{
3238 		.phy_id = MARVELL_PHY_ID_88E1340S,
3239 		.phy_id_mask = MARVELL_PHY_ID_MASK,
3240 		.name = "Marvell 88E1340S",
3241 		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3242 		.probe = marvell_probe,
3243 		/* PHY_GBIT_FEATURES */
3244 		.config_init = marvell_1011gbe_config_init,
3245 		.config_aneg = m88e1510_config_aneg,
3246 		.read_status = marvell_read_status,
3247 		.config_intr = marvell_config_intr,
3248 		.handle_interrupt = marvell_handle_interrupt,
3249 		.resume = genphy_resume,
3250 		.suspend = genphy_suspend,
3251 		.read_page = marvell_read_page,
3252 		.write_page = marvell_write_page,
3253 		.get_sset_count = marvell_get_sset_count,
3254 		.get_strings = marvell_get_strings,
3255 		.get_stats = marvell_get_stats,
3256 		.get_tunable = m88e1540_get_tunable,
3257 		.set_tunable = m88e1540_set_tunable,
3258 	},
3259 	{
3260 		.phy_id = MARVELL_PHY_ID_88E1548P,
3261 		.phy_id_mask = MARVELL_PHY_ID_MASK,
3262 		.name = "Marvell 88E1548P",
3263 		.driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3264 		.probe = marvell_probe,
3265 		.features = PHY_GBIT_FIBRE_FEATURES,
3266 		.config_init = marvell_1011gbe_config_init,
3267 		.config_aneg = m88e1510_config_aneg,
3268 		.read_status = marvell_read_status,
3269 		.config_intr = marvell_config_intr,
3270 		.handle_interrupt = marvell_handle_interrupt,
3271 		.resume = genphy_resume,
3272 		.suspend = genphy_suspend,
3273 		.read_page = marvell_read_page,
3274 		.write_page = marvell_write_page,
3275 		.get_sset_count = marvell_get_sset_count,
3276 		.get_strings = marvell_get_strings,
3277 		.get_stats = marvell_get_stats,
3278 		.get_tunable = m88e1540_get_tunable,
3279 		.set_tunable = m88e1540_set_tunable,
3280 	},
3281 };
3282 
3283 module_phy_driver(marvell_drivers);
3284 
3285 static struct mdio_device_id __maybe_unused marvell_tbl[] = {
3286 	{ MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
3287 	{ MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK },
3288 	{ MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK },
3289 	{ MARVELL_PHY_ID_88E1111_FINISAR, MARVELL_PHY_ID_MASK },
3290 	{ MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK },
3291 	{ MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK },
3292 	{ MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK },
3293 	{ MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK },
3294 	{ MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK },
3295 	{ MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK },
3296 	{ MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
3297 	{ MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
3298 	{ MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK },
3299 	{ MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK },
3300 	{ MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
3301 	{ MARVELL_PHY_ID_88E6341_FAMILY, MARVELL_PHY_ID_MASK },
3302 	{ MARVELL_PHY_ID_88E6390_FAMILY, MARVELL_PHY_ID_MASK },
3303 	{ MARVELL_PHY_ID_88E6393_FAMILY, MARVELL_PHY_ID_MASK },
3304 	{ MARVELL_PHY_ID_88E1340S, MARVELL_PHY_ID_MASK },
3305 	{ MARVELL_PHY_ID_88E1548P, MARVELL_PHY_ID_MASK },
3306 	{ }
3307 };
3308 
3309 MODULE_DEVICE_TABLE(mdio, marvell_tbl);
3310