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1/*
2 * drivers/net/phy/smsc.c
3 *
4 * Driver for SMSC PHYs
5 *
6 * Author: Herbert Valerio Riedel
7 *
8 * Copyright (c) 2006 Herbert Valerio Riedel <hvr@gnu.org>
9 *
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by the
12 * Free Software Foundation; either version 2 of the License, or (at your
13 * option) any later version.
14 *
15 * Support added for SMSC LAN8187 and LAN8700 by steve.glendinning@smsc.com
16 *
17 */
18
19#include <linux/kernel.h>
20#include <linux/module.h>
21#include <linux/mii.h>
22#include <linux/ethtool.h>
23#include <linux/phy.h>
24#include <linux/netdevice.h>
25
26#define MII_LAN83C185_ISF 29 /* Interrupt Source Flags */
27#define MII_LAN83C185_IM 30 /* Interrupt Mask */
28#define MII_LAN83C185_CTRL_STATUS 17 /* Mode/Status Register */
29
30#define MII_LAN83C185_ISF_INT1 (1<<1) /* Auto-Negotiation Page Received */
31#define MII_LAN83C185_ISF_INT2 (1<<2) /* Parallel Detection Fault */
32#define MII_LAN83C185_ISF_INT3 (1<<3) /* Auto-Negotiation LP Ack */
33#define MII_LAN83C185_ISF_INT4 (1<<4) /* Link Down */
34#define MII_LAN83C185_ISF_INT5 (1<<5) /* Remote Fault Detected */
35#define MII_LAN83C185_ISF_INT6 (1<<6) /* Auto-Negotiation complete */
36#define MII_LAN83C185_ISF_INT7 (1<<7) /* ENERGYON */
37
38#define MII_LAN83C185_ISF_INT_ALL (0x0e)
39
40#define MII_LAN83C185_ISF_INT_PHYLIB_EVENTS \
41 (MII_LAN83C185_ISF_INT6 | MII_LAN83C185_ISF_INT4 | \
42 MII_LAN83C185_ISF_INT7)
43
44#define MII_LAN83C185_EDPWRDOWN (1 << 13) /* EDPWRDOWN */
45
46static int smsc_phy_config_intr(struct phy_device *phydev)
47{
48 int rc = phy_write (phydev, MII_LAN83C185_IM,
49 ((PHY_INTERRUPT_ENABLED == phydev->interrupts)
50 ? MII_LAN83C185_ISF_INT_PHYLIB_EVENTS
51 : 0));
52
53 return rc < 0 ? rc : 0;
54}
55
56static int smsc_phy_ack_interrupt(struct phy_device *phydev)
57{
58 int rc = phy_read (phydev, MII_LAN83C185_ISF);
59
60 return rc < 0 ? rc : 0;
61}
62
63static int smsc_phy_config_init(struct phy_device *phydev)
64{
65 int rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS);
66 if (rc < 0)
67 return rc;
68
69 /* Enable energy detect mode for this SMSC Transceivers */
70 rc = phy_write(phydev, MII_LAN83C185_CTRL_STATUS,
71 rc | MII_LAN83C185_EDPWRDOWN);
72 if (rc < 0)
73 return rc;
74
75 return smsc_phy_ack_interrupt (phydev);
76}
77
78static int lan911x_config_init(struct phy_device *phydev)
79{
80 return smsc_phy_ack_interrupt(phydev);
81}
82
83static struct phy_driver lan83c185_driver = {
84 .phy_id = 0x0007c0a0, /* OUI=0x00800f, Model#=0x0a */
85 .phy_id_mask = 0xfffffff0,
86 .name = "SMSC LAN83C185",
87
88 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause
89 | SUPPORTED_Asym_Pause),
90 .flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG,
91
92 /* basic functions */
93 .config_aneg = genphy_config_aneg,
94 .read_status = genphy_read_status,
95 .config_init = smsc_phy_config_init,
96
97 /* IRQ related */
98 .ack_interrupt = smsc_phy_ack_interrupt,
99 .config_intr = smsc_phy_config_intr,
100
101 .suspend = genphy_suspend,
102 .resume = genphy_resume,
103
104 .driver = { .owner = THIS_MODULE, }
105};
106
107static struct phy_driver lan8187_driver = {
108 .phy_id = 0x0007c0b0, /* OUI=0x00800f, Model#=0x0b */
109 .phy_id_mask = 0xfffffff0,
110 .name = "SMSC LAN8187",
111
112 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause
113 | SUPPORTED_Asym_Pause),
114 .flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG,
115
116 /* basic functions */
117 .config_aneg = genphy_config_aneg,
118 .read_status = genphy_read_status,
119 .config_init = smsc_phy_config_init,
120
121 /* IRQ related */
122 .ack_interrupt = smsc_phy_ack_interrupt,
123 .config_intr = smsc_phy_config_intr,
124
125 .suspend = genphy_suspend,
126 .resume = genphy_resume,
127
128 .driver = { .owner = THIS_MODULE, }
129};
130
131static struct phy_driver lan8700_driver = {
132 .phy_id = 0x0007c0c0, /* OUI=0x00800f, Model#=0x0c */
133 .phy_id_mask = 0xfffffff0,
134 .name = "SMSC LAN8700",
135
136 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause
137 | SUPPORTED_Asym_Pause),
138 .flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG,
139
140 /* basic functions */
141 .config_aneg = genphy_config_aneg,
142 .read_status = genphy_read_status,
143 .config_init = smsc_phy_config_init,
144
145 /* IRQ related */
146 .ack_interrupt = smsc_phy_ack_interrupt,
147 .config_intr = smsc_phy_config_intr,
148
149 .suspend = genphy_suspend,
150 .resume = genphy_resume,
151
152 .driver = { .owner = THIS_MODULE, }
153};
154
155static struct phy_driver lan911x_int_driver = {
156 .phy_id = 0x0007c0d0, /* OUI=0x00800f, Model#=0x0d */
157 .phy_id_mask = 0xfffffff0,
158 .name = "SMSC LAN911x Internal PHY",
159
160 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause
161 | SUPPORTED_Asym_Pause),
162 .flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG,
163
164 /* basic functions */
165 .config_aneg = genphy_config_aneg,
166 .read_status = genphy_read_status,
167 .config_init = lan911x_config_init,
168
169 /* IRQ related */
170 .ack_interrupt = smsc_phy_ack_interrupt,
171 .config_intr = smsc_phy_config_intr,
172
173 .suspend = genphy_suspend,
174 .resume = genphy_resume,
175
176 .driver = { .owner = THIS_MODULE, }
177};
178
179static struct phy_driver lan8710_driver = {
180 .phy_id = 0x0007c0f0, /* OUI=0x00800f, Model#=0x0f */
181 .phy_id_mask = 0xfffffff0,
182 .name = "SMSC LAN8710/LAN8720",
183
184 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause
185 | SUPPORTED_Asym_Pause),
186 .flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG,
187
188 /* basic functions */
189 .config_aneg = genphy_config_aneg,
190 .read_status = genphy_read_status,
191 .config_init = smsc_phy_config_init,
192
193 /* IRQ related */
194 .ack_interrupt = smsc_phy_ack_interrupt,
195 .config_intr = smsc_phy_config_intr,
196
197 .suspend = genphy_suspend,
198 .resume = genphy_resume,
199
200 .driver = { .owner = THIS_MODULE, }
201};
202
203static int __init smsc_init(void)
204{
205 int ret;
206
207 ret = phy_driver_register (&lan83c185_driver);
208 if (ret)
209 goto err1;
210
211 ret = phy_driver_register (&lan8187_driver);
212 if (ret)
213 goto err2;
214
215 ret = phy_driver_register (&lan8700_driver);
216 if (ret)
217 goto err3;
218
219 ret = phy_driver_register (&lan911x_int_driver);
220 if (ret)
221 goto err4;
222
223 ret = phy_driver_register (&lan8710_driver);
224 if (ret)
225 goto err5;
226
227 return 0;
228
229err5:
230 phy_driver_unregister (&lan911x_int_driver);
231err4:
232 phy_driver_unregister (&lan8700_driver);
233err3:
234 phy_driver_unregister (&lan8187_driver);
235err2:
236 phy_driver_unregister (&lan83c185_driver);
237err1:
238 return ret;
239}
240
241static void __exit smsc_exit(void)
242{
243 phy_driver_unregister (&lan8710_driver);
244 phy_driver_unregister (&lan911x_int_driver);
245 phy_driver_unregister (&lan8700_driver);
246 phy_driver_unregister (&lan8187_driver);
247 phy_driver_unregister (&lan83c185_driver);
248}
249
250MODULE_DESCRIPTION("SMSC PHY driver");
251MODULE_AUTHOR("Herbert Valerio Riedel");
252MODULE_LICENSE("GPL");
253
254module_init(smsc_init);
255module_exit(smsc_exit);
256
257static struct mdio_device_id __maybe_unused smsc_tbl[] = {
258 { 0x0007c0a0, 0xfffffff0 },
259 { 0x0007c0b0, 0xfffffff0 },
260 { 0x0007c0c0, 0xfffffff0 },
261 { 0x0007c0d0, 0xfffffff0 },
262 { 0x0007c0f0, 0xfffffff0 },
263 { }
264};
265
266MODULE_DEVICE_TABLE(mdio, smsc_tbl);
1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * drivers/net/phy/smsc.c
4 *
5 * Driver for SMSC PHYs
6 *
7 * Author: Herbert Valerio Riedel
8 *
9 * Copyright (c) 2006 Herbert Valerio Riedel <hvr@gnu.org>
10 *
11 * Support added for SMSC LAN8187 and LAN8700 by steve.glendinning@shawell.net
12 *
13 */
14
15#include <linux/clk.h>
16#include <linux/kernel.h>
17#include <linux/module.h>
18#include <linux/mii.h>
19#include <linux/ethtool.h>
20#include <linux/of.h>
21#include <linux/phy.h>
22#include <linux/netdevice.h>
23#include <linux/smscphy.h>
24
25/* Vendor-specific PHY Definitions */
26/* EDPD NLP / crossover time configuration */
27#define PHY_EDPD_CONFIG 16
28#define PHY_EDPD_CONFIG_EXT_CROSSOVER_ 0x0001
29
30/* Control/Status Indication Register */
31#define SPECIAL_CTRL_STS 27
32#define SPECIAL_CTRL_STS_OVRRD_AMDIX_ 0x8000
33#define SPECIAL_CTRL_STS_AMDIX_ENABLE_ 0x4000
34#define SPECIAL_CTRL_STS_AMDIX_STATE_ 0x2000
35
36struct smsc_hw_stat {
37 const char *string;
38 u8 reg;
39 u8 bits;
40};
41
42static struct smsc_hw_stat smsc_hw_stats[] = {
43 { "phy_symbol_errors", 26, 16},
44};
45
46struct smsc_phy_priv {
47 u16 intmask;
48 bool energy_enable;
49};
50
51static int smsc_phy_ack_interrupt(struct phy_device *phydev)
52{
53 int rc = phy_read(phydev, MII_LAN83C185_ISF);
54
55 return rc < 0 ? rc : 0;
56}
57
58static int smsc_phy_config_intr(struct phy_device *phydev)
59{
60 struct smsc_phy_priv *priv = phydev->priv;
61 int rc;
62
63 if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {
64 rc = smsc_phy_ack_interrupt(phydev);
65 if (rc)
66 return rc;
67
68 priv->intmask = MII_LAN83C185_ISF_INT4 | MII_LAN83C185_ISF_INT6;
69 if (priv->energy_enable)
70 priv->intmask |= MII_LAN83C185_ISF_INT7;
71
72 rc = phy_write(phydev, MII_LAN83C185_IM, priv->intmask);
73 } else {
74 priv->intmask = 0;
75
76 rc = phy_write(phydev, MII_LAN83C185_IM, 0);
77 if (rc)
78 return rc;
79
80 rc = smsc_phy_ack_interrupt(phydev);
81 }
82
83 return rc < 0 ? rc : 0;
84}
85
86static irqreturn_t smsc_phy_handle_interrupt(struct phy_device *phydev)
87{
88 struct smsc_phy_priv *priv = phydev->priv;
89 int irq_status;
90
91 irq_status = phy_read(phydev, MII_LAN83C185_ISF);
92 if (irq_status < 0) {
93 if (irq_status != -ENODEV)
94 phy_error(phydev);
95
96 return IRQ_NONE;
97 }
98
99 if (!(irq_status & priv->intmask))
100 return IRQ_NONE;
101
102 phy_trigger_machine(phydev);
103
104 return IRQ_HANDLED;
105}
106
107static int smsc_phy_config_init(struct phy_device *phydev)
108{
109 struct smsc_phy_priv *priv = phydev->priv;
110 int rc;
111
112 if (!priv->energy_enable || phydev->irq != PHY_POLL)
113 return 0;
114
115 rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS);
116
117 if (rc < 0)
118 return rc;
119
120 /* Enable energy detect mode for this SMSC Transceivers */
121 rc = phy_write(phydev, MII_LAN83C185_CTRL_STATUS,
122 rc | MII_LAN83C185_EDPWRDOWN);
123 return rc;
124}
125
126static int smsc_phy_reset(struct phy_device *phydev)
127{
128 int rc = phy_read(phydev, MII_LAN83C185_SPECIAL_MODES);
129 if (rc < 0)
130 return rc;
131
132 /* If the SMSC PHY is in power down mode, then set it
133 * in all capable mode before using it.
134 */
135 if ((rc & MII_LAN83C185_MODE_MASK) == MII_LAN83C185_MODE_POWERDOWN) {
136 /* set "all capable" mode */
137 rc |= MII_LAN83C185_MODE_ALL;
138 phy_write(phydev, MII_LAN83C185_SPECIAL_MODES, rc);
139 }
140
141 /* reset the phy */
142 return genphy_soft_reset(phydev);
143}
144
145static int lan87xx_config_aneg(struct phy_device *phydev)
146{
147 int rc;
148 int val;
149
150 switch (phydev->mdix_ctrl) {
151 case ETH_TP_MDI:
152 val = SPECIAL_CTRL_STS_OVRRD_AMDIX_;
153 break;
154 case ETH_TP_MDI_X:
155 val = SPECIAL_CTRL_STS_OVRRD_AMDIX_ |
156 SPECIAL_CTRL_STS_AMDIX_STATE_;
157 break;
158 case ETH_TP_MDI_AUTO:
159 val = SPECIAL_CTRL_STS_AMDIX_ENABLE_;
160 break;
161 default:
162 return genphy_config_aneg(phydev);
163 }
164
165 rc = phy_read(phydev, SPECIAL_CTRL_STS);
166 if (rc < 0)
167 return rc;
168
169 rc &= ~(SPECIAL_CTRL_STS_OVRRD_AMDIX_ |
170 SPECIAL_CTRL_STS_AMDIX_ENABLE_ |
171 SPECIAL_CTRL_STS_AMDIX_STATE_);
172 rc |= val;
173 phy_write(phydev, SPECIAL_CTRL_STS, rc);
174
175 phydev->mdix = phydev->mdix_ctrl;
176 return genphy_config_aneg(phydev);
177}
178
179static int lan95xx_config_aneg_ext(struct phy_device *phydev)
180{
181 int rc;
182
183 if (phydev->phy_id != 0x0007c0f0) /* not (LAN9500A or LAN9505A) */
184 return lan87xx_config_aneg(phydev);
185
186 /* Extend Manual AutoMDIX timer */
187 rc = phy_read(phydev, PHY_EDPD_CONFIG);
188 if (rc < 0)
189 return rc;
190
191 rc |= PHY_EDPD_CONFIG_EXT_CROSSOVER_;
192 phy_write(phydev, PHY_EDPD_CONFIG, rc);
193 return lan87xx_config_aneg(phydev);
194}
195
196/*
197 * The LAN87xx suffers from rare absence of the ENERGYON-bit when Ethernet cable
198 * plugs in while LAN87xx is in Energy Detect Power-Down mode. This leads to
199 * unstable detection of plugging in Ethernet cable.
200 * This workaround disables Energy Detect Power-Down mode and waiting for
201 * response on link pulses to detect presence of plugged Ethernet cable.
202 * The Energy Detect Power-Down mode is enabled again in the end of procedure to
203 * save approximately 220 mW of power if cable is unplugged.
204 * The workaround is only applicable to poll mode. Energy Detect Power-Down may
205 * not be used in interrupt mode lest link change detection becomes unreliable.
206 */
207static int lan87xx_read_status(struct phy_device *phydev)
208{
209 struct smsc_phy_priv *priv = phydev->priv;
210
211 int err = genphy_read_status(phydev);
212
213 if (!phydev->link && priv->energy_enable && phydev->irq == PHY_POLL) {
214 /* Disable EDPD to wake up PHY */
215 int rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS);
216 if (rc < 0)
217 return rc;
218
219 rc = phy_write(phydev, MII_LAN83C185_CTRL_STATUS,
220 rc & ~MII_LAN83C185_EDPWRDOWN);
221 if (rc < 0)
222 return rc;
223
224 /* Wait max 640 ms to detect energy and the timeout is not
225 * an actual error.
226 */
227 read_poll_timeout(phy_read, rc,
228 rc & MII_LAN83C185_ENERGYON || rc < 0,
229 10000, 640000, true, phydev,
230 MII_LAN83C185_CTRL_STATUS);
231 if (rc < 0)
232 return rc;
233
234 /* Re-enable EDPD */
235 rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS);
236 if (rc < 0)
237 return rc;
238
239 rc = phy_write(phydev, MII_LAN83C185_CTRL_STATUS,
240 rc | MII_LAN83C185_EDPWRDOWN);
241 if (rc < 0)
242 return rc;
243 }
244
245 return err;
246}
247
248static int smsc_get_sset_count(struct phy_device *phydev)
249{
250 return ARRAY_SIZE(smsc_hw_stats);
251}
252
253static void smsc_get_strings(struct phy_device *phydev, u8 *data)
254{
255 int i;
256
257 for (i = 0; i < ARRAY_SIZE(smsc_hw_stats); i++) {
258 strncpy(data + i * ETH_GSTRING_LEN,
259 smsc_hw_stats[i].string, ETH_GSTRING_LEN);
260 }
261}
262
263static u64 smsc_get_stat(struct phy_device *phydev, int i)
264{
265 struct smsc_hw_stat stat = smsc_hw_stats[i];
266 int val;
267 u64 ret;
268
269 val = phy_read(phydev, stat.reg);
270 if (val < 0)
271 ret = U64_MAX;
272 else
273 ret = val;
274
275 return ret;
276}
277
278static void smsc_get_stats(struct phy_device *phydev,
279 struct ethtool_stats *stats, u64 *data)
280{
281 int i;
282
283 for (i = 0; i < ARRAY_SIZE(smsc_hw_stats); i++)
284 data[i] = smsc_get_stat(phydev, i);
285}
286
287static int smsc_phy_probe(struct phy_device *phydev)
288{
289 struct device *dev = &phydev->mdio.dev;
290 struct device_node *of_node = dev->of_node;
291 struct smsc_phy_priv *priv;
292 struct clk *refclk;
293
294 priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
295 if (!priv)
296 return -ENOMEM;
297
298 priv->energy_enable = true;
299
300 if (of_property_read_bool(of_node, "smsc,disable-energy-detect"))
301 priv->energy_enable = false;
302
303 phydev->priv = priv;
304
305 /* Make clk optional to keep DTB backward compatibility. */
306 refclk = devm_clk_get_optional_enabled(dev, NULL);
307 if (IS_ERR(refclk))
308 return dev_err_probe(dev, PTR_ERR(refclk),
309 "Failed to request clock\n");
310
311 return clk_set_rate(refclk, 50 * 1000 * 1000);
312}
313
314static struct phy_driver smsc_phy_driver[] = {
315{
316 .phy_id = 0x0007c0a0, /* OUI=0x00800f, Model#=0x0a */
317 .phy_id_mask = 0xfffffff0,
318 .name = "SMSC LAN83C185",
319
320 /* PHY_BASIC_FEATURES */
321
322 .probe = smsc_phy_probe,
323
324 /* basic functions */
325 .config_init = smsc_phy_config_init,
326 .soft_reset = smsc_phy_reset,
327
328 /* IRQ related */
329 .config_intr = smsc_phy_config_intr,
330 .handle_interrupt = smsc_phy_handle_interrupt,
331
332 .suspend = genphy_suspend,
333 .resume = genphy_resume,
334}, {
335 .phy_id = 0x0007c0b0, /* OUI=0x00800f, Model#=0x0b */
336 .phy_id_mask = 0xfffffff0,
337 .name = "SMSC LAN8187",
338
339 /* PHY_BASIC_FEATURES */
340
341 .probe = smsc_phy_probe,
342
343 /* basic functions */
344 .config_init = smsc_phy_config_init,
345 .soft_reset = smsc_phy_reset,
346
347 /* IRQ related */
348 .config_intr = smsc_phy_config_intr,
349 .handle_interrupt = smsc_phy_handle_interrupt,
350
351 /* Statistics */
352 .get_sset_count = smsc_get_sset_count,
353 .get_strings = smsc_get_strings,
354 .get_stats = smsc_get_stats,
355
356 .suspend = genphy_suspend,
357 .resume = genphy_resume,
358}, {
359 /* This covers internal PHY (phy_id: 0x0007C0C3) for
360 * LAN9500 (PID: 0x9500), LAN9514 (PID: 0xec00), LAN9505 (PID: 0x9505)
361 */
362 .phy_id = 0x0007c0c0, /* OUI=0x00800f, Model#=0x0c */
363 .phy_id_mask = 0xfffffff0,
364 .name = "SMSC LAN8700",
365
366 /* PHY_BASIC_FEATURES */
367
368 .probe = smsc_phy_probe,
369
370 /* basic functions */
371 .read_status = lan87xx_read_status,
372 .config_init = smsc_phy_config_init,
373 .soft_reset = smsc_phy_reset,
374 .config_aneg = lan87xx_config_aneg,
375
376 /* IRQ related */
377 .config_intr = smsc_phy_config_intr,
378 .handle_interrupt = smsc_phy_handle_interrupt,
379
380 /* Statistics */
381 .get_sset_count = smsc_get_sset_count,
382 .get_strings = smsc_get_strings,
383 .get_stats = smsc_get_stats,
384
385 .suspend = genphy_suspend,
386 .resume = genphy_resume,
387}, {
388 .phy_id = 0x0007c0d0, /* OUI=0x00800f, Model#=0x0d */
389 .phy_id_mask = 0xfffffff0,
390 .name = "SMSC LAN911x Internal PHY",
391
392 /* PHY_BASIC_FEATURES */
393
394 .probe = smsc_phy_probe,
395
396 /* IRQ related */
397 .config_intr = smsc_phy_config_intr,
398 .handle_interrupt = smsc_phy_handle_interrupt,
399
400 .suspend = genphy_suspend,
401 .resume = genphy_resume,
402}, {
403 /* This covers internal PHY (phy_id: 0x0007C0F0) for
404 * LAN9500A (PID: 0x9E00), LAN9505A (PID: 0x9E01)
405 */
406 .phy_id = 0x0007c0f0, /* OUI=0x00800f, Model#=0x0f */
407 .phy_id_mask = 0xfffffff0,
408 .name = "SMSC LAN8710/LAN8720",
409
410 /* PHY_BASIC_FEATURES */
411
412 .probe = smsc_phy_probe,
413
414 /* basic functions */
415 .read_status = lan87xx_read_status,
416 .config_init = smsc_phy_config_init,
417 .soft_reset = smsc_phy_reset,
418 .config_aneg = lan95xx_config_aneg_ext,
419
420 /* IRQ related */
421 .config_intr = smsc_phy_config_intr,
422 .handle_interrupt = smsc_phy_handle_interrupt,
423
424 /* Statistics */
425 .get_sset_count = smsc_get_sset_count,
426 .get_strings = smsc_get_strings,
427 .get_stats = smsc_get_stats,
428
429 .suspend = genphy_suspend,
430 .resume = genphy_resume,
431}, {
432 .phy_id = 0x0007c110,
433 .phy_id_mask = 0xfffffff0,
434 .name = "SMSC LAN8740",
435
436 /* PHY_BASIC_FEATURES */
437 .flags = PHY_RST_AFTER_CLK_EN,
438
439 .probe = smsc_phy_probe,
440
441 /* basic functions */
442 .read_status = lan87xx_read_status,
443 .config_init = smsc_phy_config_init,
444 .soft_reset = smsc_phy_reset,
445
446 /* IRQ related */
447 .config_intr = smsc_phy_config_intr,
448 .handle_interrupt = smsc_phy_handle_interrupt,
449
450 /* Statistics */
451 .get_sset_count = smsc_get_sset_count,
452 .get_strings = smsc_get_strings,
453 .get_stats = smsc_get_stats,
454
455 .suspend = genphy_suspend,
456 .resume = genphy_resume,
457}, {
458 .phy_id = 0x0007c130, /* 0x0007c130 and 0x0007c131 */
459 /* This mask (0xfffffff2) is to differentiate from
460 * LAN88xx (phy_id 0x0007c132)
461 * and allows future phy_id revisions.
462 */
463 .phy_id_mask = 0xfffffff2,
464 .name = "Microchip LAN8742",
465
466 /* PHY_BASIC_FEATURES */
467 .flags = PHY_RST_AFTER_CLK_EN,
468
469 .probe = smsc_phy_probe,
470
471 /* basic functions */
472 .read_status = lan87xx_read_status,
473 .config_init = smsc_phy_config_init,
474 .soft_reset = smsc_phy_reset,
475
476 /* IRQ related */
477 .config_intr = smsc_phy_config_intr,
478 .handle_interrupt = smsc_phy_handle_interrupt,
479
480 /* Statistics */
481 .get_sset_count = smsc_get_sset_count,
482 .get_strings = smsc_get_strings,
483 .get_stats = smsc_get_stats,
484
485 .suspend = genphy_suspend,
486 .resume = genphy_resume,
487} };
488
489module_phy_driver(smsc_phy_driver);
490
491MODULE_DESCRIPTION("SMSC PHY driver");
492MODULE_AUTHOR("Herbert Valerio Riedel");
493MODULE_LICENSE("GPL");
494
495static struct mdio_device_id __maybe_unused smsc_tbl[] = {
496 { 0x0007c0a0, 0xfffffff0 },
497 { 0x0007c0b0, 0xfffffff0 },
498 { 0x0007c0c0, 0xfffffff0 },
499 { 0x0007c0d0, 0xfffffff0 },
500 { 0x0007c0f0, 0xfffffff0 },
501 { 0x0007c110, 0xfffffff0 },
502 { 0x0007c130, 0xfffffff2 },
503 { }
504};
505
506MODULE_DEVICE_TABLE(mdio, smsc_tbl);