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
marvell_read_page(struct phy_device * phydev)309 static int marvell_read_page(struct phy_device *phydev)
310 {
311 return __phy_read(phydev, MII_MARVELL_PHY_PAGE);
312 }
313
marvell_write_page(struct phy_device * phydev,int page)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
marvell_set_page(struct phy_device * phydev,int page)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
marvell_ack_interrupt(struct phy_device * phydev)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
marvell_config_intr(struct phy_device * phydev)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
marvell_handle_interrupt(struct phy_device * phydev)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
marvell_set_polarity(struct phy_device * phydev,int polarity)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
marvell_config_aneg(struct phy_device * phydev)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
m88e1101_config_aneg(struct phy_device * phydev)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 */
marvell_of_reg_init(struct phy_device * phydev)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
marvell_of_reg_init(struct phy_device * phydev)534 static int marvell_of_reg_init(struct phy_device *phydev)
535 {
536 return 0;
537 }
538 #endif /* CONFIG_OF_MDIO */
539
m88e1121_config_aneg_rgmii_delays(struct phy_device * phydev)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
m88e1121_config_aneg(struct phy_device * phydev)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
m88e1318_config_aneg(struct phy_device * phydev)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 */
linkmode_adv_to_fiber_adv_t(unsigned long * advertise)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 */
marvell_config_aneg_fiber(struct phy_device * phydev)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
m88e1111_config_aneg(struct phy_device * phydev)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
m88e1510_config_aneg(struct phy_device * phydev)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
marvell_config_led(struct phy_device * phydev)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
marvell_config_init(struct phy_device * phydev)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
m88e3016_config_init(struct phy_device * phydev)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
m88e1111_config_init_hwcfg_mode(struct phy_device * phydev,u16 mode,int fibre_copper_auto)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
m88e1111_config_init_rgmii_delays(struct phy_device * phydev)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
m88e1111_config_init_rgmii(struct phy_device * phydev)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
m88e1111_config_init_sgmii(struct phy_device * phydev)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
m88e1111_config_init_rtbi(struct phy_device * phydev)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
m88e1111_config_init_1000basex(struct phy_device * phydev)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
m88e1111_config_init(struct phy_device * phydev)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
m88e1111_get_downshift(struct phy_device * phydev,u8 * data)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
m88e1111_set_downshift(struct phy_device * phydev,u8 cnt)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
m88e1111_get_tunable(struct phy_device * phydev,struct ethtool_tunable * tuna,void * data)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
m88e1111_set_tunable(struct phy_device * phydev,struct ethtool_tunable * tuna,const void * data)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
m88e1011_get_downshift(struct phy_device * phydev,u8 * data)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
m88e1011_set_downshift(struct phy_device * phydev,u8 cnt)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
m88e1011_get_tunable(struct phy_device * phydev,struct ethtool_tunable * tuna,void * data)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
m88e1011_set_tunable(struct phy_device * phydev,struct ethtool_tunable * tuna,const void * data)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
m88e1112_config_init(struct phy_device * phydev)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
m88e1111gbe_config_init(struct phy_device * phydev)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
marvell_1011gbe_config_init(struct phy_device * phydev)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 }
m88e1116r_config_init(struct phy_device * phydev)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
m88e1318_config_init(struct phy_device * phydev)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
m88e1510_config_init(struct phy_device * phydev)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
m88e1118_config_aneg(struct phy_device * phydev)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
m88e1118_config_init(struct phy_device * phydev)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
m88e1149_config_init(struct phy_device * phydev)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
m88e1145_config_init_rgmii(struct phy_device * phydev)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
m88e1145_config_init_sgmii(struct phy_device * phydev)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
m88e1145_config_init(struct phy_device * phydev)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
m88e1540_get_fld(struct phy_device * phydev,u8 * msecs)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
m88e1540_set_fld(struct phy_device * phydev,const u8 * msecs)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
m88e1540_get_tunable(struct phy_device * phydev,struct ethtool_tunable * tuna,void * data)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
m88e1540_set_tunable(struct phy_device * phydev,struct ethtool_tunable * tuna,const void * data)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 */
m88e6390_errata(struct phy_device * phydev)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
m88e6390_config_aneg(struct phy_device * phydev)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 */
fiber_lpa_mod_linkmode_lpa_t(unsigned long * advertising,u32 lpa)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
marvell_read_status_page_an(struct phy_device * phydev,int fiber,int status)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 */
marvell_read_status_page(struct phy_device * phydev,int page)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 */
marvell_read_status(struct phy_device * phydev)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 */
marvell_suspend(struct phy_device * phydev)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 */
marvell_resume(struct phy_device * phydev)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
marvell_aneg_done(struct phy_device * phydev)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
m88e1318_get_wol(struct phy_device * phydev,struct ethtool_wolinfo * wol)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
m88e1318_set_wol(struct phy_device * phydev,struct ethtool_wolinfo * wol)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
marvell_get_sset_count(struct phy_device * phydev)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
marvell_get_strings(struct phy_device * phydev,u8 * data)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
marvell_get_stat(struct phy_device * phydev,int i)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
marvell_get_stats(struct phy_device * phydev,struct ethtool_stats * stats,u64 * data)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
marvell_vct5_wait_complete(struct phy_device * phydev)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
marvell_vct5_amplitude(struct phy_device * phydev,int pair)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
marvell_vct5_distance2cm(int distance)1974 static u32 marvell_vct5_distance2cm(int distance)
1975 {
1976 return distance * 805 / 10;
1977 }
1978
marvell_vct5_cm2distance(int cm)1979 static u32 marvell_vct5_cm2distance(int cm)
1980 {
1981 return cm * 10 / 805;
1982 }
1983
marvell_vct5_amplitude_distance(struct phy_device * phydev,int distance,int pair)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
marvell_vct5_amplitude_graph(struct phy_device * phydev)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
marvell_cable_test_start_common(struct phy_device * phydev)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
marvell_vct7_cable_test_start(struct phy_device * phydev)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
marvell_vct5_cable_test_tdr_start(struct phy_device * phydev,const struct phy_tdr_config * cfg)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
marvell_vct7_distance_to_length(int distance,bool meter)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
marvell_vct7_distance_valid(int result)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
marvell_vct7_report_length(struct phy_device * phydev,int pair,bool meter)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
marvell_vct7_cable_test_report_trans(int result)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
marvell_vct7_cable_test_report(struct phy_device * phydev)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
marvell_vct7_cable_test_get_status(struct phy_device * phydev,bool * finished)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 *
to_marvell_hwmon_ops(const struct phy_device * phydev)2321 to_marvell_hwmon_ops(const struct phy_device *phydev)
2322 {
2323 return phydev->drv->driver_data;
2324 }
2325
m88e1121_get_temp(struct phy_device * phydev,long * temp)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
m88e1510_get_temp(struct phy_device * phydev,long * temp)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
m88e1510_get_temp_critical(struct phy_device * phydev,long * temp)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
m88e1510_set_temp_critical(struct phy_device * phydev,long temp)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
m88e1510_get_temp_alarm(struct phy_device * phydev,long * alarm)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
m88e6390_get_temp(struct phy_device * phydev,long * temp)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
m88e6393_get_temp(struct phy_device * phydev,long * temp)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
m88e6393_get_temp_critical(struct phy_device * phydev,long * temp)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
m88e6393_set_temp_critical(struct phy_device * phydev,long temp)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
m88e6393_hwmon_config(struct phy_device * phydev)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
marvell_hwmon_read(struct device * dev,enum hwmon_sensor_types type,u32 attr,int channel,long * temp)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
marvell_hwmon_write(struct device * dev,enum hwmon_sensor_types type,u32 attr,int channel,long temp)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
marvell_hwmon_is_visible(const void * data,enum hwmon_sensor_types type,u32 attr,int channel)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
marvell_hwmon_name(struct phy_device * phydev)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
marvell_hwmon_probe(struct phy_device * phydev)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
marvell_hwmon_probe(struct phy_device * phydev)2727 static int marvell_hwmon_probe(struct phy_device *phydev)
2728 {
2729 return 0;
2730 }
2731 #endif
2732
marvell_probe(struct phy_device * phydev)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
m88e1510_sfp_insert(void * upstream,const struct sfp_eeprom_id * id)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
m88e1510_sfp_remove(void * upstream)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
m88e1510_probe(struct phy_device * phydev)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