xref: /linux/drivers/net/phy/broadcom.c (revision 249ebf3f65f8530beb2cbfb91bff1d83ba88d23c)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  *	drivers/net/phy/broadcom.c
4  *
5  *	Broadcom BCM5411, BCM5421 and BCM5461 Gigabit Ethernet
6  *	transceivers.
7  *
8  *	Copyright (c) 2006  Maciej W. Rozycki
9  *
10  *	Inspired by code written by Amy Fong.
11  */
12 
13 #include "bcm-phy-lib.h"
14 #include <linux/delay.h>
15 #include <linux/module.h>
16 #include <linux/phy.h>
17 #include <linux/pm_wakeup.h>
18 #include <linux/brcmphy.h>
19 #include <linux/of.h>
20 #include <linux/interrupt.h>
21 #include <linux/irq.h>
22 #include <linux/gpio/consumer.h>
23 
24 #define BRCM_PHY_MODEL(phydev) \
25 	((phydev)->drv->phy_id & (phydev)->drv->phy_id_mask)
26 
27 #define BRCM_PHY_REV(phydev) \
28 	((phydev)->drv->phy_id & ~((phydev)->drv->phy_id_mask))
29 
30 MODULE_DESCRIPTION("Broadcom PHY driver");
31 MODULE_AUTHOR("Maciej W. Rozycki");
32 MODULE_LICENSE("GPL");
33 
34 struct bcm54xx_phy_priv {
35 	u64	*stats;
36 	struct bcm_ptp_private *ptp;
37 	int	wake_irq;
38 	bool	wake_irq_enabled;
39 };
40 
41 static bool bcm54xx_phy_can_wakeup(struct phy_device *phydev)
42 {
43 	struct bcm54xx_phy_priv *priv = phydev->priv;
44 
45 	return phy_interrupt_is_valid(phydev) || priv->wake_irq >= 0;
46 }
47 
48 static int bcm54xx_config_clock_delay(struct phy_device *phydev)
49 {
50 	int rc, val;
51 
52 	/* handling PHY's internal RX clock delay */
53 	val = bcm54xx_auxctl_read(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC);
54 	val |= MII_BCM54XX_AUXCTL_MISC_WREN;
55 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII ||
56 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
57 		/* Disable RGMII RXC-RXD skew */
58 		val &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN;
59 	}
60 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID ||
61 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
62 		/* Enable RGMII RXC-RXD skew */
63 		val |= MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN;
64 	}
65 	rc = bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC,
66 				  val);
67 	if (rc < 0)
68 		return rc;
69 
70 	/* handling PHY's internal TX clock delay */
71 	val = bcm_phy_read_shadow(phydev, BCM54810_SHD_CLK_CTL);
72 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII ||
73 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
74 		/* Disable internal TX clock delay */
75 		val &= ~BCM54810_SHD_CLK_CTL_GTXCLK_EN;
76 	}
77 	if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID ||
78 	    phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
79 		/* Enable internal TX clock delay */
80 		val |= BCM54810_SHD_CLK_CTL_GTXCLK_EN;
81 	}
82 	rc = bcm_phy_write_shadow(phydev, BCM54810_SHD_CLK_CTL, val);
83 	if (rc < 0)
84 		return rc;
85 
86 	return 0;
87 }
88 
89 static int bcm54210e_config_init(struct phy_device *phydev)
90 {
91 	int val;
92 
93 	bcm54xx_config_clock_delay(phydev);
94 
95 	if (phydev->dev_flags & PHY_BRCM_EN_MASTER_MODE) {
96 		val = phy_read(phydev, MII_CTRL1000);
97 		val |= CTL1000_AS_MASTER | CTL1000_ENABLE_MASTER;
98 		phy_write(phydev, MII_CTRL1000, val);
99 	}
100 
101 	return 0;
102 }
103 
104 static int bcm54612e_config_init(struct phy_device *phydev)
105 {
106 	int reg;
107 
108 	bcm54xx_config_clock_delay(phydev);
109 
110 	/* Enable CLK125 MUX on LED4 if ref clock is enabled. */
111 	if (!(phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED)) {
112 		int err;
113 
114 		reg = bcm_phy_read_exp(phydev, BCM54612E_EXP_SPARE0);
115 		err = bcm_phy_write_exp(phydev, BCM54612E_EXP_SPARE0,
116 					BCM54612E_LED4_CLK125OUT_EN | reg);
117 
118 		if (err < 0)
119 			return err;
120 	}
121 
122 	return 0;
123 }
124 
125 static int bcm54616s_config_init(struct phy_device *phydev)
126 {
127 	int rc, val;
128 
129 	if (phydev->interface != PHY_INTERFACE_MODE_SGMII &&
130 	    phydev->interface != PHY_INTERFACE_MODE_1000BASEX)
131 		return 0;
132 
133 	/* Ensure proper interface mode is selected. */
134 	/* Disable RGMII mode */
135 	val = bcm54xx_auxctl_read(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC);
136 	if (val < 0)
137 		return val;
138 	val &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_EN;
139 	val |= MII_BCM54XX_AUXCTL_MISC_WREN;
140 	rc = bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC,
141 				  val);
142 	if (rc < 0)
143 		return rc;
144 
145 	/* Select 1000BASE-X register set (primary SerDes) */
146 	val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_MODE);
147 	if (val < 0)
148 		return val;
149 	val |= BCM54XX_SHD_MODE_1000BX;
150 	rc = bcm_phy_write_shadow(phydev, BCM54XX_SHD_MODE, val);
151 	if (rc < 0)
152 		return rc;
153 
154 	/* Power down SerDes interface */
155 	rc = phy_set_bits(phydev, MII_BMCR, BMCR_PDOWN);
156 	if (rc < 0)
157 		return rc;
158 
159 	/* Select proper interface mode */
160 	val &= ~BCM54XX_SHD_INTF_SEL_MASK;
161 	val |= phydev->interface == PHY_INTERFACE_MODE_SGMII ?
162 		BCM54XX_SHD_INTF_SEL_SGMII :
163 		BCM54XX_SHD_INTF_SEL_GBIC;
164 	rc = bcm_phy_write_shadow(phydev, BCM54XX_SHD_MODE, val);
165 	if (rc < 0)
166 		return rc;
167 
168 	/* Power up SerDes interface */
169 	rc = phy_clear_bits(phydev, MII_BMCR, BMCR_PDOWN);
170 	if (rc < 0)
171 		return rc;
172 
173 	/* Select copper register set */
174 	val &= ~BCM54XX_SHD_MODE_1000BX;
175 	rc = bcm_phy_write_shadow(phydev, BCM54XX_SHD_MODE, val);
176 	if (rc < 0)
177 		return rc;
178 
179 	/* Power up copper interface */
180 	return phy_clear_bits(phydev, MII_BMCR, BMCR_PDOWN);
181 }
182 
183 /* Needs SMDSP clock enabled via bcm54xx_phydsp_config() */
184 static int bcm50610_a0_workaround(struct phy_device *phydev)
185 {
186 	int err;
187 
188 	err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_AADJ1CH0,
189 				MII_BCM54XX_EXP_AADJ1CH0_SWP_ABCD_OEN |
190 				MII_BCM54XX_EXP_AADJ1CH0_SWSEL_THPF);
191 	if (err < 0)
192 		return err;
193 
194 	err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_AADJ1CH3,
195 				MII_BCM54XX_EXP_AADJ1CH3_ADCCKADJ);
196 	if (err < 0)
197 		return err;
198 
199 	err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP75,
200 				MII_BCM54XX_EXP_EXP75_VDACCTRL);
201 	if (err < 0)
202 		return err;
203 
204 	err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP96,
205 				MII_BCM54XX_EXP_EXP96_MYST);
206 	if (err < 0)
207 		return err;
208 
209 	err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP97,
210 				MII_BCM54XX_EXP_EXP97_MYST);
211 
212 	return err;
213 }
214 
215 static int bcm54xx_phydsp_config(struct phy_device *phydev)
216 {
217 	int err, err2;
218 
219 	/* Enable the SMDSP clock */
220 	err = bcm54xx_auxctl_write(phydev,
221 				   MII_BCM54XX_AUXCTL_SHDWSEL_AUXCTL,
222 				   MII_BCM54XX_AUXCTL_ACTL_SMDSP_ENA |
223 				   MII_BCM54XX_AUXCTL_ACTL_TX_6DB);
224 	if (err < 0)
225 		return err;
226 
227 	if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610 ||
228 	    BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610M) {
229 		/* Clear bit 9 to fix a phy interop issue. */
230 		err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP08,
231 					MII_BCM54XX_EXP_EXP08_RJCT_2MHZ);
232 		if (err < 0)
233 			goto error;
234 
235 		if (phydev->drv->phy_id == PHY_ID_BCM50610) {
236 			err = bcm50610_a0_workaround(phydev);
237 			if (err < 0)
238 				goto error;
239 		}
240 	}
241 
242 	if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM57780) {
243 		int val;
244 
245 		val = bcm_phy_read_exp(phydev, MII_BCM54XX_EXP_EXP75);
246 		if (val < 0)
247 			goto error;
248 
249 		val |= MII_BCM54XX_EXP_EXP75_CM_OSC;
250 		err = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP75, val);
251 	}
252 
253 error:
254 	/* Disable the SMDSP clock */
255 	err2 = bcm54xx_auxctl_write(phydev,
256 				    MII_BCM54XX_AUXCTL_SHDWSEL_AUXCTL,
257 				    MII_BCM54XX_AUXCTL_ACTL_TX_6DB);
258 
259 	/* Return the first error reported. */
260 	return err ? err : err2;
261 }
262 
263 static void bcm54xx_adjust_rxrefclk(struct phy_device *phydev)
264 {
265 	u32 orig;
266 	int val;
267 	bool clk125en = true;
268 
269 	/* Abort if we are using an untested phy. */
270 	if (BRCM_PHY_MODEL(phydev) != PHY_ID_BCM57780 &&
271 	    BRCM_PHY_MODEL(phydev) != PHY_ID_BCM50610 &&
272 	    BRCM_PHY_MODEL(phydev) != PHY_ID_BCM50610M &&
273 	    BRCM_PHY_MODEL(phydev) != PHY_ID_BCM54210E &&
274 	    BRCM_PHY_MODEL(phydev) != PHY_ID_BCM54810 &&
275 	    BRCM_PHY_MODEL(phydev) != PHY_ID_BCM54811)
276 		return;
277 
278 	val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_SCR3);
279 	if (val < 0)
280 		return;
281 
282 	orig = val;
283 
284 	if ((BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610 ||
285 	     BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610M) &&
286 	    BRCM_PHY_REV(phydev) >= 0x3) {
287 		/*
288 		 * Here, bit 0 _disables_ CLK125 when set.
289 		 * This bit is set by default.
290 		 */
291 		clk125en = false;
292 	} else {
293 		if (phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED) {
294 			if (BRCM_PHY_MODEL(phydev) != PHY_ID_BCM54811) {
295 				/* Here, bit 0 _enables_ CLK125 when set */
296 				val &= ~BCM54XX_SHD_SCR3_DEF_CLK125;
297 			}
298 			clk125en = false;
299 		}
300 	}
301 
302 	if (!clk125en || (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))
303 		val &= ~BCM54XX_SHD_SCR3_DLLAPD_DIS;
304 	else
305 		val |= BCM54XX_SHD_SCR3_DLLAPD_DIS;
306 
307 	if (phydev->dev_flags & PHY_BRCM_DIS_TXCRXC_NOENRGY) {
308 		if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54210E ||
309 		    BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54810 ||
310 		    BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54811)
311 			val |= BCM54XX_SHD_SCR3_RXCTXC_DIS;
312 		else
313 			val |= BCM54XX_SHD_SCR3_TRDDAPD;
314 	}
315 
316 	if (orig != val)
317 		bcm_phy_write_shadow(phydev, BCM54XX_SHD_SCR3, val);
318 
319 	val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_APD);
320 	if (val < 0)
321 		return;
322 
323 	orig = val;
324 
325 	if (!clk125en || (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))
326 		val |= BCM54XX_SHD_APD_EN;
327 	else
328 		val &= ~BCM54XX_SHD_APD_EN;
329 
330 	if (orig != val)
331 		bcm_phy_write_shadow(phydev, BCM54XX_SHD_APD, val);
332 }
333 
334 static void bcm54xx_ptp_stop(struct phy_device *phydev)
335 {
336 	struct bcm54xx_phy_priv *priv = phydev->priv;
337 
338 	if (priv->ptp)
339 		bcm_ptp_stop(priv->ptp);
340 }
341 
342 static void bcm54xx_ptp_config_init(struct phy_device *phydev)
343 {
344 	struct bcm54xx_phy_priv *priv = phydev->priv;
345 
346 	if (priv->ptp)
347 		bcm_ptp_config_init(phydev);
348 }
349 
350 static int bcm54xx_config_init(struct phy_device *phydev)
351 {
352 	int reg, err, val;
353 
354 	reg = phy_read(phydev, MII_BCM54XX_ECR);
355 	if (reg < 0)
356 		return reg;
357 
358 	/* Mask interrupts globally.  */
359 	reg |= MII_BCM54XX_ECR_IM;
360 	err = phy_write(phydev, MII_BCM54XX_ECR, reg);
361 	if (err < 0)
362 		return err;
363 
364 	/* Unmask events we are interested in.  */
365 	reg = ~(MII_BCM54XX_INT_DUPLEX |
366 		MII_BCM54XX_INT_SPEED |
367 		MII_BCM54XX_INT_LINK);
368 	err = phy_write(phydev, MII_BCM54XX_IMR, reg);
369 	if (err < 0)
370 		return err;
371 
372 	if ((BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610 ||
373 	     BRCM_PHY_MODEL(phydev) == PHY_ID_BCM50610M) &&
374 	    (phydev->dev_flags & PHY_BRCM_CLEAR_RGMII_MODE))
375 		bcm_phy_write_shadow(phydev, BCM54XX_SHD_RGMII_MODE, 0);
376 
377 	bcm54xx_adjust_rxrefclk(phydev);
378 
379 	switch (BRCM_PHY_MODEL(phydev)) {
380 	case PHY_ID_BCM50610:
381 	case PHY_ID_BCM50610M:
382 		err = bcm54xx_config_clock_delay(phydev);
383 		break;
384 	case PHY_ID_BCM54210E:
385 		err = bcm54210e_config_init(phydev);
386 		break;
387 	case PHY_ID_BCM54612E:
388 		err = bcm54612e_config_init(phydev);
389 		break;
390 	case PHY_ID_BCM54616S:
391 		err = bcm54616s_config_init(phydev);
392 		break;
393 	case PHY_ID_BCM54810:
394 		/* For BCM54810, we need to disable BroadR-Reach function */
395 		val = bcm_phy_read_exp(phydev,
396 				       BCM54810_EXP_BROADREACH_LRE_MISC_CTL);
397 		val &= ~BCM54810_EXP_BROADREACH_LRE_MISC_CTL_EN;
398 		err = bcm_phy_write_exp(phydev,
399 					BCM54810_EXP_BROADREACH_LRE_MISC_CTL,
400 					val);
401 		break;
402 	}
403 	if (err)
404 		return err;
405 
406 	bcm54xx_phydsp_config(phydev);
407 
408 	/* For non-SFP setups, encode link speed into LED1 and LED3 pair
409 	 * (green/amber).
410 	 * Also flash these two LEDs on activity. This means configuring
411 	 * them for MULTICOLOR and encoding link/activity into them.
412 	 * Don't do this for devices on an SFP module, since some of these
413 	 * use the LED outputs to control the SFP LOS signal, and changing
414 	 * these settings will cause LOS to malfunction.
415 	 */
416 	if (!phy_on_sfp(phydev)) {
417 		val = BCM54XX_SHD_LEDS1_LED1(BCM_LED_SRC_MULTICOLOR1) |
418 			BCM54XX_SHD_LEDS1_LED3(BCM_LED_SRC_MULTICOLOR1);
419 		bcm_phy_write_shadow(phydev, BCM54XX_SHD_LEDS1, val);
420 
421 		val = BCM_LED_MULTICOLOR_IN_PHASE |
422 			BCM54XX_SHD_LEDS1_LED1(BCM_LED_MULTICOLOR_LINK_ACT) |
423 			BCM54XX_SHD_LEDS1_LED3(BCM_LED_MULTICOLOR_LINK_ACT);
424 		bcm_phy_write_exp(phydev, BCM_EXP_MULTICOLOR, val);
425 	}
426 
427 	bcm54xx_ptp_config_init(phydev);
428 
429 	/* Acknowledge any left over interrupt and charge the device for
430 	 * wake-up.
431 	 */
432 	err = bcm_phy_read_exp(phydev, BCM54XX_WOL_INT_STATUS);
433 	if (err < 0)
434 		return err;
435 
436 	if (err)
437 		pm_wakeup_event(&phydev->mdio.dev, 0);
438 
439 	return 0;
440 }
441 
442 static int bcm54xx_iddq_set(struct phy_device *phydev, bool enable)
443 {
444 	int ret = 0;
445 
446 	if (!(phydev->dev_flags & PHY_BRCM_IDDQ_SUSPEND))
447 		return ret;
448 
449 	ret = bcm_phy_read_exp(phydev, BCM54XX_TOP_MISC_IDDQ_CTRL);
450 	if (ret < 0)
451 		goto out;
452 
453 	if (enable)
454 		ret |= BCM54XX_TOP_MISC_IDDQ_SR | BCM54XX_TOP_MISC_IDDQ_LP;
455 	else
456 		ret &= ~(BCM54XX_TOP_MISC_IDDQ_SR | BCM54XX_TOP_MISC_IDDQ_LP);
457 
458 	ret = bcm_phy_write_exp(phydev, BCM54XX_TOP_MISC_IDDQ_CTRL, ret);
459 out:
460 	return ret;
461 }
462 
463 static int bcm54xx_set_wakeup_irq(struct phy_device *phydev, bool state)
464 {
465 	struct bcm54xx_phy_priv *priv = phydev->priv;
466 	int ret = 0;
467 
468 	if (!bcm54xx_phy_can_wakeup(phydev))
469 		return ret;
470 
471 	if (priv->wake_irq_enabled != state) {
472 		if (state)
473 			ret = enable_irq_wake(priv->wake_irq);
474 		else
475 			ret = disable_irq_wake(priv->wake_irq);
476 		priv->wake_irq_enabled = state;
477 	}
478 
479 	return ret;
480 }
481 
482 static int bcm54xx_suspend(struct phy_device *phydev)
483 {
484 	int ret = 0;
485 
486 	bcm54xx_ptp_stop(phydev);
487 
488 	/* Acknowledge any Wake-on-LAN interrupt prior to suspend */
489 	ret = bcm_phy_read_exp(phydev, BCM54XX_WOL_INT_STATUS);
490 	if (ret < 0)
491 		return ret;
492 
493 	if (phydev->wol_enabled)
494 		return bcm54xx_set_wakeup_irq(phydev, true);
495 
496 	/* We cannot use a read/modify/write here otherwise the PHY gets into
497 	 * a bad state where its LEDs keep flashing, thus defeating the purpose
498 	 * of low power mode.
499 	 */
500 	ret = phy_write(phydev, MII_BMCR, BMCR_PDOWN);
501 	if (ret < 0)
502 		return ret;
503 
504 	return bcm54xx_iddq_set(phydev, true);
505 }
506 
507 static int bcm54xx_resume(struct phy_device *phydev)
508 {
509 	int ret = 0;
510 
511 	if (phydev->wol_enabled) {
512 		ret = bcm54xx_set_wakeup_irq(phydev, false);
513 		if (ret)
514 			return ret;
515 	}
516 
517 	ret = bcm54xx_iddq_set(phydev, false);
518 	if (ret < 0)
519 		return ret;
520 
521 	/* Writes to register other than BMCR would be ignored
522 	 * unless we clear the PDOWN bit first
523 	 */
524 	ret = genphy_resume(phydev);
525 	if (ret < 0)
526 		return ret;
527 
528 	/* Upon exiting power down, the PHY remains in an internal reset state
529 	 * for 40us
530 	 */
531 	fsleep(40);
532 
533 	/* Issue a soft reset after clearing the power down bit
534 	 * and before doing any other configuration.
535 	 */
536 	if (phydev->dev_flags & PHY_BRCM_IDDQ_SUSPEND) {
537 		ret = genphy_soft_reset(phydev);
538 		if (ret < 0)
539 			return ret;
540 	}
541 
542 	return bcm54xx_config_init(phydev);
543 }
544 
545 static int bcm54810_read_mmd(struct phy_device *phydev, int devnum, u16 regnum)
546 {
547 	return -EOPNOTSUPP;
548 }
549 
550 static int bcm54810_write_mmd(struct phy_device *phydev, int devnum, u16 regnum,
551 			      u16 val)
552 {
553 	return -EOPNOTSUPP;
554 }
555 
556 static int bcm54811_config_init(struct phy_device *phydev)
557 {
558 	int err, reg;
559 
560 	/* Disable BroadR-Reach function. */
561 	reg = bcm_phy_read_exp(phydev, BCM54810_EXP_BROADREACH_LRE_MISC_CTL);
562 	reg &= ~BCM54810_EXP_BROADREACH_LRE_MISC_CTL_EN;
563 	err = bcm_phy_write_exp(phydev, BCM54810_EXP_BROADREACH_LRE_MISC_CTL,
564 				reg);
565 	if (err < 0)
566 		return err;
567 
568 	err = bcm54xx_config_init(phydev);
569 
570 	/* Enable CLK125 MUX on LED4 if ref clock is enabled. */
571 	if (!(phydev->dev_flags & PHY_BRCM_RX_REFCLK_UNUSED)) {
572 		reg = bcm_phy_read_exp(phydev, BCM54612E_EXP_SPARE0);
573 		err = bcm_phy_write_exp(phydev, BCM54612E_EXP_SPARE0,
574 					BCM54612E_LED4_CLK125OUT_EN | reg);
575 		if (err < 0)
576 			return err;
577 	}
578 
579 	return err;
580 }
581 
582 static int bcm5481_config_aneg(struct phy_device *phydev)
583 {
584 	struct device_node *np = phydev->mdio.dev.of_node;
585 	int ret;
586 
587 	/* Aneg firstly. */
588 	ret = genphy_config_aneg(phydev);
589 
590 	/* Then we can set up the delay. */
591 	bcm54xx_config_clock_delay(phydev);
592 
593 	if (of_property_read_bool(np, "enet-phy-lane-swap")) {
594 		/* Lane Swap - Undocumented register...magic! */
595 		ret = bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_SEL_ER + 0x9,
596 					0x11B);
597 		if (ret < 0)
598 			return ret;
599 	}
600 
601 	return ret;
602 }
603 
604 struct bcm54616s_phy_priv {
605 	bool mode_1000bx_en;
606 };
607 
608 static int bcm54616s_probe(struct phy_device *phydev)
609 {
610 	struct bcm54616s_phy_priv *priv;
611 	int val;
612 
613 	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
614 	if (!priv)
615 		return -ENOMEM;
616 
617 	phydev->priv = priv;
618 
619 	val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_MODE);
620 	if (val < 0)
621 		return val;
622 
623 	/* The PHY is strapped in RGMII-fiber mode when INTERF_SEL[1:0]
624 	 * is 01b, and the link between PHY and its link partner can be
625 	 * either 1000Base-X or 100Base-FX.
626 	 * RGMII-1000Base-X is properly supported, but RGMII-100Base-FX
627 	 * support is still missing as of now.
628 	 */
629 	if ((val & BCM54XX_SHD_INTF_SEL_MASK) == BCM54XX_SHD_INTF_SEL_RGMII) {
630 		val = bcm_phy_read_shadow(phydev, BCM54616S_SHD_100FX_CTRL);
631 		if (val < 0)
632 			return val;
633 
634 		/* Bit 0 of the SerDes 100-FX Control register, when set
635 		 * to 1, sets the MII/RGMII -> 100BASE-FX configuration.
636 		 * When this bit is set to 0, it sets the GMII/RGMII ->
637 		 * 1000BASE-X configuration.
638 		 */
639 		if (!(val & BCM54616S_100FX_MODE))
640 			priv->mode_1000bx_en = true;
641 
642 		phydev->port = PORT_FIBRE;
643 	}
644 
645 	return 0;
646 }
647 
648 static int bcm54616s_config_aneg(struct phy_device *phydev)
649 {
650 	struct bcm54616s_phy_priv *priv = phydev->priv;
651 	int ret;
652 
653 	/* Aneg firstly. */
654 	if (priv->mode_1000bx_en)
655 		ret = genphy_c37_config_aneg(phydev);
656 	else
657 		ret = genphy_config_aneg(phydev);
658 
659 	/* Then we can set up the delay. */
660 	bcm54xx_config_clock_delay(phydev);
661 
662 	return ret;
663 }
664 
665 static int bcm54616s_read_status(struct phy_device *phydev)
666 {
667 	struct bcm54616s_phy_priv *priv = phydev->priv;
668 	bool changed;
669 	int err;
670 
671 	if (priv->mode_1000bx_en)
672 		err = genphy_c37_read_status(phydev, &changed);
673 	else
674 		err = genphy_read_status(phydev);
675 
676 	return err;
677 }
678 
679 static int brcm_fet_config_init(struct phy_device *phydev)
680 {
681 	int reg, err, err2, brcmtest;
682 
683 	/* Reset the PHY to bring it to a known state. */
684 	err = phy_write(phydev, MII_BMCR, BMCR_RESET);
685 	if (err < 0)
686 		return err;
687 
688 	/* The datasheet indicates the PHY needs up to 1us to complete a reset,
689 	 * build some slack here.
690 	 */
691 	usleep_range(1000, 2000);
692 
693 	/* The PHY requires 65 MDC clock cycles to complete a write operation
694 	 * and turnaround the line properly.
695 	 *
696 	 * We ignore -EIO here as the MDIO controller (e.g.: mdio-bcm-unimac)
697 	 * may flag the lack of turn-around as a read failure. This is
698 	 * particularly true with this combination since the MDIO controller
699 	 * only used 64 MDC cycles. This is not a critical failure in this
700 	 * specific case and it has no functional impact otherwise, so we let
701 	 * that one go through. If there is a genuine bus error, the next read
702 	 * of MII_BRCM_FET_INTREG will error out.
703 	 */
704 	err = phy_read(phydev, MII_BMCR);
705 	if (err < 0 && err != -EIO)
706 		return err;
707 
708 	/* Read to clear status bits */
709 	reg = phy_read(phydev, MII_BRCM_FET_INTREG);
710 	if (reg < 0)
711 		return reg;
712 
713 	/* Unmask events we are interested in and mask interrupts globally. */
714 	if (phydev->phy_id == PHY_ID_BCM5221)
715 		reg = MII_BRCM_FET_IR_ENABLE |
716 		      MII_BRCM_FET_IR_MASK;
717 	else
718 		reg = MII_BRCM_FET_IR_DUPLEX_EN |
719 		      MII_BRCM_FET_IR_SPEED_EN |
720 		      MII_BRCM_FET_IR_LINK_EN |
721 		      MII_BRCM_FET_IR_ENABLE |
722 		      MII_BRCM_FET_IR_MASK;
723 
724 	err = phy_write(phydev, MII_BRCM_FET_INTREG, reg);
725 	if (err < 0)
726 		return err;
727 
728 	/* Enable shadow register access */
729 	brcmtest = phy_read(phydev, MII_BRCM_FET_BRCMTEST);
730 	if (brcmtest < 0)
731 		return brcmtest;
732 
733 	reg = brcmtest | MII_BRCM_FET_BT_SRE;
734 
735 	phy_lock_mdio_bus(phydev);
736 
737 	err = __phy_write(phydev, MII_BRCM_FET_BRCMTEST, reg);
738 	if (err < 0) {
739 		phy_unlock_mdio_bus(phydev);
740 		return err;
741 	}
742 
743 	if (phydev->phy_id != PHY_ID_BCM5221) {
744 		/* Set the LED mode */
745 		reg = __phy_read(phydev, MII_BRCM_FET_SHDW_AUXMODE4);
746 		if (reg < 0) {
747 			err = reg;
748 			goto done;
749 		}
750 
751 		err = __phy_modify(phydev, MII_BRCM_FET_SHDW_AUXMODE4,
752 				   MII_BRCM_FET_SHDW_AM4_LED_MASK,
753 				   MII_BRCM_FET_SHDW_AM4_LED_MODE1);
754 		if (err < 0)
755 			goto done;
756 
757 		/* Enable auto MDIX */
758 		err = __phy_set_bits(phydev, MII_BRCM_FET_SHDW_MISCCTRL,
759 				     MII_BRCM_FET_SHDW_MC_FAME);
760 		if (err < 0)
761 			goto done;
762 	}
763 
764 	if (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE) {
765 		/* Enable auto power down */
766 		err = __phy_set_bits(phydev, MII_BRCM_FET_SHDW_AUXSTAT2,
767 				     MII_BRCM_FET_SHDW_AS2_APDE);
768 	}
769 
770 done:
771 	/* Disable shadow register access */
772 	err2 = __phy_write(phydev, MII_BRCM_FET_BRCMTEST, brcmtest);
773 	if (!err)
774 		err = err2;
775 
776 	phy_unlock_mdio_bus(phydev);
777 
778 	return err;
779 }
780 
781 static int brcm_fet_ack_interrupt(struct phy_device *phydev)
782 {
783 	int reg;
784 
785 	/* Clear pending interrupts.  */
786 	reg = phy_read(phydev, MII_BRCM_FET_INTREG);
787 	if (reg < 0)
788 		return reg;
789 
790 	return 0;
791 }
792 
793 static int brcm_fet_config_intr(struct phy_device *phydev)
794 {
795 	int reg, err;
796 
797 	reg = phy_read(phydev, MII_BRCM_FET_INTREG);
798 	if (reg < 0)
799 		return reg;
800 
801 	if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {
802 		err = brcm_fet_ack_interrupt(phydev);
803 		if (err)
804 			return err;
805 
806 		reg &= ~MII_BRCM_FET_IR_MASK;
807 		err = phy_write(phydev, MII_BRCM_FET_INTREG, reg);
808 	} else {
809 		reg |= MII_BRCM_FET_IR_MASK;
810 		err = phy_write(phydev, MII_BRCM_FET_INTREG, reg);
811 		if (err)
812 			return err;
813 
814 		err = brcm_fet_ack_interrupt(phydev);
815 	}
816 
817 	return err;
818 }
819 
820 static irqreturn_t brcm_fet_handle_interrupt(struct phy_device *phydev)
821 {
822 	int irq_status;
823 
824 	irq_status = phy_read(phydev, MII_BRCM_FET_INTREG);
825 	if (irq_status < 0) {
826 		phy_error(phydev);
827 		return IRQ_NONE;
828 	}
829 
830 	if (irq_status == 0)
831 		return IRQ_NONE;
832 
833 	phy_trigger_machine(phydev);
834 
835 	return IRQ_HANDLED;
836 }
837 
838 static int brcm_fet_suspend(struct phy_device *phydev)
839 {
840 	int reg, err, err2, brcmtest;
841 
842 	/* We cannot use a read/modify/write here otherwise the PHY continues
843 	 * to drive LEDs which defeats the purpose of low power mode.
844 	 */
845 	err = phy_write(phydev, MII_BMCR, BMCR_PDOWN);
846 	if (err < 0)
847 		return err;
848 
849 	/* Enable shadow register access */
850 	brcmtest = phy_read(phydev, MII_BRCM_FET_BRCMTEST);
851 	if (brcmtest < 0)
852 		return brcmtest;
853 
854 	reg = brcmtest | MII_BRCM_FET_BT_SRE;
855 
856 	phy_lock_mdio_bus(phydev);
857 
858 	err = __phy_write(phydev, MII_BRCM_FET_BRCMTEST, reg);
859 	if (err < 0) {
860 		phy_unlock_mdio_bus(phydev);
861 		return err;
862 	}
863 
864 	if (phydev->phy_id == PHY_ID_BCM5221)
865 		/* Force Low Power Mode with clock enabled */
866 		reg = BCM5221_SHDW_AM4_EN_CLK_LPM | BCM5221_SHDW_AM4_FORCE_LPM;
867 	else
868 		/* Set standby mode */
869 		reg = MII_BRCM_FET_SHDW_AM4_STANDBY;
870 
871 	err = __phy_set_bits(phydev, MII_BRCM_FET_SHDW_AUXMODE4, reg);
872 
873 	/* Disable shadow register access */
874 	err2 = __phy_write(phydev, MII_BRCM_FET_BRCMTEST, brcmtest);
875 	if (!err)
876 		err = err2;
877 
878 	phy_unlock_mdio_bus(phydev);
879 
880 	return err;
881 }
882 
883 static int bcm5221_config_aneg(struct phy_device *phydev)
884 {
885 	int ret, val;
886 
887 	ret = genphy_config_aneg(phydev);
888 	if (ret)
889 		return ret;
890 
891 	switch (phydev->mdix_ctrl) {
892 	case ETH_TP_MDI:
893 		val = BCM5221_AEGSR_MDIX_DIS;
894 		break;
895 	case ETH_TP_MDI_X:
896 		val = BCM5221_AEGSR_MDIX_DIS | BCM5221_AEGSR_MDIX_MAN_SWAP;
897 		break;
898 	case ETH_TP_MDI_AUTO:
899 		val = 0;
900 		break;
901 	default:
902 		return 0;
903 	}
904 
905 	return phy_modify(phydev, BCM5221_AEGSR, BCM5221_AEGSR_MDIX_MAN_SWAP |
906 						 BCM5221_AEGSR_MDIX_DIS,
907 						 val);
908 }
909 
910 static int bcm5221_read_status(struct phy_device *phydev)
911 {
912 	int ret;
913 
914 	/* Read MDIX status */
915 	ret = phy_read(phydev, BCM5221_AEGSR);
916 	if (ret < 0)
917 		return ret;
918 
919 	if (ret & BCM5221_AEGSR_MDIX_DIS) {
920 		if (ret & BCM5221_AEGSR_MDIX_MAN_SWAP)
921 			phydev->mdix_ctrl = ETH_TP_MDI_X;
922 		else
923 			phydev->mdix_ctrl = ETH_TP_MDI;
924 	} else {
925 		phydev->mdix_ctrl = ETH_TP_MDI_AUTO;
926 	}
927 
928 	if (ret & BCM5221_AEGSR_MDIX_STATUS)
929 		phydev->mdix = ETH_TP_MDI_X;
930 	else
931 		phydev->mdix = ETH_TP_MDI;
932 
933 	return genphy_read_status(phydev);
934 }
935 
936 static void bcm54xx_phy_get_wol(struct phy_device *phydev,
937 				struct ethtool_wolinfo *wol)
938 {
939 	/* We cannot wake-up if we do not have a dedicated PHY interrupt line
940 	 * or an out of band GPIO descriptor for wake-up. Zeroing
941 	 * wol->supported allows the caller (MAC driver) to play through and
942 	 * offer its own Wake-on-LAN scheme if available.
943 	 */
944 	if (!bcm54xx_phy_can_wakeup(phydev)) {
945 		wol->supported = 0;
946 		return;
947 	}
948 
949 	bcm_phy_get_wol(phydev, wol);
950 }
951 
952 static int bcm54xx_phy_set_wol(struct phy_device *phydev,
953 			       struct ethtool_wolinfo *wol)
954 {
955 	int ret;
956 
957 	/* We cannot wake-up if we do not have a dedicated PHY interrupt line
958 	 * or an out of band GPIO descriptor for wake-up. Returning -EOPNOTSUPP
959 	 * allows the caller (MAC driver) to play through and offer its own
960 	 * Wake-on-LAN scheme if available.
961 	 */
962 	if (!bcm54xx_phy_can_wakeup(phydev))
963 		return -EOPNOTSUPP;
964 
965 	ret = bcm_phy_set_wol(phydev, wol);
966 	if (ret < 0)
967 		return ret;
968 
969 	return 0;
970 }
971 
972 static int bcm54xx_phy_probe(struct phy_device *phydev)
973 {
974 	struct bcm54xx_phy_priv *priv;
975 	struct gpio_desc *wakeup_gpio;
976 	int ret = 0;
977 
978 	priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
979 	if (!priv)
980 		return -ENOMEM;
981 
982 	priv->wake_irq = -ENXIO;
983 
984 	phydev->priv = priv;
985 
986 	priv->stats = devm_kcalloc(&phydev->mdio.dev,
987 				   bcm_phy_get_sset_count(phydev), sizeof(u64),
988 				   GFP_KERNEL);
989 	if (!priv->stats)
990 		return -ENOMEM;
991 
992 	priv->ptp = bcm_ptp_probe(phydev);
993 	if (IS_ERR(priv->ptp))
994 		return PTR_ERR(priv->ptp);
995 
996 	/* We cannot utilize the _optional variant here since we want to know
997 	 * whether the GPIO descriptor exists or not to advertise Wake-on-LAN
998 	 * support or not.
999 	 */
1000 	wakeup_gpio = devm_gpiod_get(&phydev->mdio.dev, "wakeup", GPIOD_IN);
1001 	if (PTR_ERR(wakeup_gpio) == -EPROBE_DEFER)
1002 		return PTR_ERR(wakeup_gpio);
1003 
1004 	if (!IS_ERR(wakeup_gpio)) {
1005 		priv->wake_irq = gpiod_to_irq(wakeup_gpio);
1006 
1007 		/* Dummy interrupt handler which is not enabled but is provided
1008 		 * in order for the interrupt descriptor to be fully set-up.
1009 		 */
1010 		ret = devm_request_irq(&phydev->mdio.dev, priv->wake_irq,
1011 				       bcm_phy_wol_isr,
1012 				       IRQF_TRIGGER_LOW | IRQF_NO_AUTOEN,
1013 				       dev_name(&phydev->mdio.dev), phydev);
1014 		if (ret)
1015 			return ret;
1016 	}
1017 
1018 	/* If we do not have a main interrupt or a side-band wake-up interrupt,
1019 	 * then the device cannot be marked as wake-up capable.
1020 	 */
1021 	if (!bcm54xx_phy_can_wakeup(phydev))
1022 		return 0;
1023 
1024 	return device_init_wakeup(&phydev->mdio.dev, true);
1025 }
1026 
1027 static void bcm54xx_get_stats(struct phy_device *phydev,
1028 			      struct ethtool_stats *stats, u64 *data)
1029 {
1030 	struct bcm54xx_phy_priv *priv = phydev->priv;
1031 
1032 	bcm_phy_get_stats(phydev, priv->stats, stats, data);
1033 }
1034 
1035 static void bcm54xx_link_change_notify(struct phy_device *phydev)
1036 {
1037 	u16 mask = MII_BCM54XX_EXP_EXP08_EARLY_DAC_WAKE |
1038 		   MII_BCM54XX_EXP_EXP08_FORCE_DAC_WAKE;
1039 	int ret;
1040 
1041 	if (phydev->state != PHY_RUNNING)
1042 		return;
1043 
1044 	/* Don't change the DAC wake settings if auto power down
1045 	 * is not requested.
1046 	 */
1047 	if (!(phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))
1048 		return;
1049 
1050 	ret = bcm_phy_read_exp(phydev, MII_BCM54XX_EXP_EXP08);
1051 	if (ret < 0)
1052 		return;
1053 
1054 	/* Enable/disable 10BaseT auto and forced early DAC wake depending
1055 	 * on the negotiated speed, those settings should only be done
1056 	 * for 10Mbits/sec.
1057 	 */
1058 	if (phydev->speed == SPEED_10)
1059 		ret |= mask;
1060 	else
1061 		ret &= ~mask;
1062 	bcm_phy_write_exp(phydev, MII_BCM54XX_EXP_EXP08, ret);
1063 }
1064 
1065 static struct phy_driver broadcom_drivers[] = {
1066 {
1067 	.phy_id		= PHY_ID_BCM5411,
1068 	.phy_id_mask	= 0xfffffff0,
1069 	.name		= "Broadcom BCM5411",
1070 	/* PHY_GBIT_FEATURES */
1071 	.get_sset_count	= bcm_phy_get_sset_count,
1072 	.get_strings	= bcm_phy_get_strings,
1073 	.get_stats	= bcm54xx_get_stats,
1074 	.probe		= bcm54xx_phy_probe,
1075 	.config_init	= bcm54xx_config_init,
1076 	.config_intr	= bcm_phy_config_intr,
1077 	.handle_interrupt = bcm_phy_handle_interrupt,
1078 	.link_change_notify	= bcm54xx_link_change_notify,
1079 }, {
1080 	.phy_id		= PHY_ID_BCM5421,
1081 	.phy_id_mask	= 0xfffffff0,
1082 	.name		= "Broadcom BCM5421",
1083 	/* PHY_GBIT_FEATURES */
1084 	.get_sset_count	= bcm_phy_get_sset_count,
1085 	.get_strings	= bcm_phy_get_strings,
1086 	.get_stats	= bcm54xx_get_stats,
1087 	.probe		= bcm54xx_phy_probe,
1088 	.config_init	= bcm54xx_config_init,
1089 	.config_intr	= bcm_phy_config_intr,
1090 	.handle_interrupt = bcm_phy_handle_interrupt,
1091 	.link_change_notify	= bcm54xx_link_change_notify,
1092 }, {
1093 	.phy_id		= PHY_ID_BCM54210E,
1094 	.phy_id_mask	= 0xfffffff0,
1095 	.name		= "Broadcom BCM54210E",
1096 	/* PHY_GBIT_FEATURES */
1097 	.flags		= PHY_ALWAYS_CALL_SUSPEND,
1098 	.get_sset_count	= bcm_phy_get_sset_count,
1099 	.get_strings	= bcm_phy_get_strings,
1100 	.get_stats	= bcm54xx_get_stats,
1101 	.probe		= bcm54xx_phy_probe,
1102 	.config_init	= bcm54xx_config_init,
1103 	.config_intr	= bcm_phy_config_intr,
1104 	.handle_interrupt = bcm_phy_handle_interrupt,
1105 	.link_change_notify	= bcm54xx_link_change_notify,
1106 	.suspend	= bcm54xx_suspend,
1107 	.resume		= bcm54xx_resume,
1108 	.get_wol	= bcm54xx_phy_get_wol,
1109 	.set_wol	= bcm54xx_phy_set_wol,
1110 	.led_brightness_set	= bcm_phy_led_brightness_set,
1111 }, {
1112 	.phy_id		= PHY_ID_BCM5461,
1113 	.phy_id_mask	= 0xfffffff0,
1114 	.name		= "Broadcom BCM5461",
1115 	/* PHY_GBIT_FEATURES */
1116 	.get_sset_count	= bcm_phy_get_sset_count,
1117 	.get_strings	= bcm_phy_get_strings,
1118 	.get_stats	= bcm54xx_get_stats,
1119 	.probe		= bcm54xx_phy_probe,
1120 	.config_init	= bcm54xx_config_init,
1121 	.config_intr	= bcm_phy_config_intr,
1122 	.handle_interrupt = bcm_phy_handle_interrupt,
1123 	.link_change_notify	= bcm54xx_link_change_notify,
1124 	.led_brightness_set	= bcm_phy_led_brightness_set,
1125 }, {
1126 	.phy_id		= PHY_ID_BCM54612E,
1127 	.phy_id_mask	= 0xfffffff0,
1128 	.name		= "Broadcom BCM54612E",
1129 	/* PHY_GBIT_FEATURES */
1130 	.get_sset_count	= bcm_phy_get_sset_count,
1131 	.get_strings	= bcm_phy_get_strings,
1132 	.get_stats	= bcm54xx_get_stats,
1133 	.probe		= bcm54xx_phy_probe,
1134 	.config_init	= bcm54xx_config_init,
1135 	.config_intr	= bcm_phy_config_intr,
1136 	.handle_interrupt = bcm_phy_handle_interrupt,
1137 	.link_change_notify	= bcm54xx_link_change_notify,
1138 	.led_brightness_set	= bcm_phy_led_brightness_set,
1139 	.suspend	= bcm54xx_suspend,
1140 	.resume		= bcm54xx_resume,
1141 }, {
1142 	.phy_id		= PHY_ID_BCM54616S,
1143 	.phy_id_mask	= 0xfffffff0,
1144 	.name		= "Broadcom BCM54616S",
1145 	/* PHY_GBIT_FEATURES */
1146 	.soft_reset     = genphy_soft_reset,
1147 	.config_init	= bcm54xx_config_init,
1148 	.config_aneg	= bcm54616s_config_aneg,
1149 	.config_intr	= bcm_phy_config_intr,
1150 	.handle_interrupt = bcm_phy_handle_interrupt,
1151 	.read_status	= bcm54616s_read_status,
1152 	.probe		= bcm54616s_probe,
1153 	.link_change_notify	= bcm54xx_link_change_notify,
1154 	.led_brightness_set	= bcm_phy_led_brightness_set,
1155 }, {
1156 	.phy_id		= PHY_ID_BCM5464,
1157 	.phy_id_mask	= 0xfffffff0,
1158 	.name		= "Broadcom BCM5464",
1159 	/* PHY_GBIT_FEATURES */
1160 	.get_sset_count	= bcm_phy_get_sset_count,
1161 	.get_strings	= bcm_phy_get_strings,
1162 	.get_stats	= bcm54xx_get_stats,
1163 	.probe		= bcm54xx_phy_probe,
1164 	.config_init	= bcm54xx_config_init,
1165 	.config_intr	= bcm_phy_config_intr,
1166 	.handle_interrupt = bcm_phy_handle_interrupt,
1167 	.suspend	= genphy_suspend,
1168 	.resume		= genphy_resume,
1169 	.link_change_notify	= bcm54xx_link_change_notify,
1170 	.led_brightness_set	= bcm_phy_led_brightness_set,
1171 }, {
1172 	.phy_id		= PHY_ID_BCM5481,
1173 	.phy_id_mask	= 0xfffffff0,
1174 	.name		= "Broadcom BCM5481",
1175 	/* PHY_GBIT_FEATURES */
1176 	.get_sset_count	= bcm_phy_get_sset_count,
1177 	.get_strings	= bcm_phy_get_strings,
1178 	.get_stats	= bcm54xx_get_stats,
1179 	.probe		= bcm54xx_phy_probe,
1180 	.config_init	= bcm54xx_config_init,
1181 	.config_aneg	= bcm5481_config_aneg,
1182 	.config_intr	= bcm_phy_config_intr,
1183 	.handle_interrupt = bcm_phy_handle_interrupt,
1184 	.link_change_notify	= bcm54xx_link_change_notify,
1185 	.led_brightness_set	= bcm_phy_led_brightness_set,
1186 }, {
1187 	.phy_id         = PHY_ID_BCM54810,
1188 	.phy_id_mask    = 0xfffffff0,
1189 	.name           = "Broadcom BCM54810",
1190 	/* PHY_GBIT_FEATURES */
1191 	.get_sset_count	= bcm_phy_get_sset_count,
1192 	.get_strings	= bcm_phy_get_strings,
1193 	.get_stats	= bcm54xx_get_stats,
1194 	.probe		= bcm54xx_phy_probe,
1195 	.read_mmd	= bcm54810_read_mmd,
1196 	.write_mmd	= bcm54810_write_mmd,
1197 	.config_init    = bcm54xx_config_init,
1198 	.config_aneg    = bcm5481_config_aneg,
1199 	.config_intr    = bcm_phy_config_intr,
1200 	.handle_interrupt = bcm_phy_handle_interrupt,
1201 	.suspend	= bcm54xx_suspend,
1202 	.resume		= bcm54xx_resume,
1203 	.link_change_notify	= bcm54xx_link_change_notify,
1204 	.led_brightness_set	= bcm_phy_led_brightness_set,
1205 }, {
1206 	.phy_id         = PHY_ID_BCM54811,
1207 	.phy_id_mask    = 0xfffffff0,
1208 	.name           = "Broadcom BCM54811",
1209 	/* PHY_GBIT_FEATURES */
1210 	.get_sset_count	= bcm_phy_get_sset_count,
1211 	.get_strings	= bcm_phy_get_strings,
1212 	.get_stats	= bcm54xx_get_stats,
1213 	.probe		= bcm54xx_phy_probe,
1214 	.config_init    = bcm54811_config_init,
1215 	.config_aneg    = bcm5481_config_aneg,
1216 	.config_intr    = bcm_phy_config_intr,
1217 	.handle_interrupt = bcm_phy_handle_interrupt,
1218 	.suspend	= bcm54xx_suspend,
1219 	.resume		= bcm54xx_resume,
1220 	.link_change_notify	= bcm54xx_link_change_notify,
1221 	.led_brightness_set	= bcm_phy_led_brightness_set,
1222 }, {
1223 	.phy_id		= PHY_ID_BCM5482,
1224 	.phy_id_mask	= 0xfffffff0,
1225 	.name		= "Broadcom BCM5482",
1226 	/* PHY_GBIT_FEATURES */
1227 	.get_sset_count	= bcm_phy_get_sset_count,
1228 	.get_strings	= bcm_phy_get_strings,
1229 	.get_stats	= bcm54xx_get_stats,
1230 	.probe		= bcm54xx_phy_probe,
1231 	.config_init	= bcm54xx_config_init,
1232 	.config_intr	= bcm_phy_config_intr,
1233 	.handle_interrupt = bcm_phy_handle_interrupt,
1234 	.link_change_notify	= bcm54xx_link_change_notify,
1235 	.led_brightness_set	= bcm_phy_led_brightness_set,
1236 }, {
1237 	.phy_id		= PHY_ID_BCM50610,
1238 	.phy_id_mask	= 0xfffffff0,
1239 	.name		= "Broadcom BCM50610",
1240 	/* PHY_GBIT_FEATURES */
1241 	.get_sset_count	= bcm_phy_get_sset_count,
1242 	.get_strings	= bcm_phy_get_strings,
1243 	.get_stats	= bcm54xx_get_stats,
1244 	.probe		= bcm54xx_phy_probe,
1245 	.config_init	= bcm54xx_config_init,
1246 	.config_intr	= bcm_phy_config_intr,
1247 	.handle_interrupt = bcm_phy_handle_interrupt,
1248 	.link_change_notify	= bcm54xx_link_change_notify,
1249 	.suspend	= bcm54xx_suspend,
1250 	.resume		= bcm54xx_resume,
1251 	.led_brightness_set	= bcm_phy_led_brightness_set,
1252 }, {
1253 	.phy_id		= PHY_ID_BCM50610M,
1254 	.phy_id_mask	= 0xfffffff0,
1255 	.name		= "Broadcom BCM50610M",
1256 	/* PHY_GBIT_FEATURES */
1257 	.get_sset_count	= bcm_phy_get_sset_count,
1258 	.get_strings	= bcm_phy_get_strings,
1259 	.get_stats	= bcm54xx_get_stats,
1260 	.probe		= bcm54xx_phy_probe,
1261 	.config_init	= bcm54xx_config_init,
1262 	.config_intr	= bcm_phy_config_intr,
1263 	.handle_interrupt = bcm_phy_handle_interrupt,
1264 	.link_change_notify	= bcm54xx_link_change_notify,
1265 	.suspend	= bcm54xx_suspend,
1266 	.resume		= bcm54xx_resume,
1267 	.led_brightness_set	= bcm_phy_led_brightness_set,
1268 }, {
1269 	.phy_id		= PHY_ID_BCM57780,
1270 	.phy_id_mask	= 0xfffffff0,
1271 	.name		= "Broadcom BCM57780",
1272 	/* PHY_GBIT_FEATURES */
1273 	.get_sset_count	= bcm_phy_get_sset_count,
1274 	.get_strings	= bcm_phy_get_strings,
1275 	.get_stats	= bcm54xx_get_stats,
1276 	.probe		= bcm54xx_phy_probe,
1277 	.config_init	= bcm54xx_config_init,
1278 	.config_intr	= bcm_phy_config_intr,
1279 	.handle_interrupt = bcm_phy_handle_interrupt,
1280 	.link_change_notify	= bcm54xx_link_change_notify,
1281 	.led_brightness_set	= bcm_phy_led_brightness_set,
1282 }, {
1283 	.phy_id		= PHY_ID_BCMAC131,
1284 	.phy_id_mask	= 0xfffffff0,
1285 	.name		= "Broadcom BCMAC131",
1286 	/* PHY_BASIC_FEATURES */
1287 	.config_init	= brcm_fet_config_init,
1288 	.config_intr	= brcm_fet_config_intr,
1289 	.handle_interrupt = brcm_fet_handle_interrupt,
1290 	.suspend	= brcm_fet_suspend,
1291 	.resume		= brcm_fet_config_init,
1292 }, {
1293 	.phy_id		= PHY_ID_BCM5241,
1294 	.phy_id_mask	= 0xfffffff0,
1295 	.name		= "Broadcom BCM5241",
1296 	/* PHY_BASIC_FEATURES */
1297 	.config_init	= brcm_fet_config_init,
1298 	.config_intr	= brcm_fet_config_intr,
1299 	.handle_interrupt = brcm_fet_handle_interrupt,
1300 	.suspend	= brcm_fet_suspend,
1301 	.resume		= brcm_fet_config_init,
1302 }, {
1303 	.phy_id		= PHY_ID_BCM5221,
1304 	.phy_id_mask	= 0xfffffff0,
1305 	.name		= "Broadcom BCM5221",
1306 	/* PHY_BASIC_FEATURES */
1307 	.config_init	= brcm_fet_config_init,
1308 	.config_intr	= brcm_fet_config_intr,
1309 	.handle_interrupt = brcm_fet_handle_interrupt,
1310 	.suspend	= brcm_fet_suspend,
1311 	.resume		= brcm_fet_config_init,
1312 	.config_aneg	= bcm5221_config_aneg,
1313 	.read_status	= bcm5221_read_status,
1314 }, {
1315 	.phy_id		= PHY_ID_BCM5395,
1316 	.phy_id_mask	= 0xfffffff0,
1317 	.name		= "Broadcom BCM5395",
1318 	.flags		= PHY_IS_INTERNAL,
1319 	/* PHY_GBIT_FEATURES */
1320 	.get_sset_count	= bcm_phy_get_sset_count,
1321 	.get_strings	= bcm_phy_get_strings,
1322 	.get_stats	= bcm54xx_get_stats,
1323 	.probe		= bcm54xx_phy_probe,
1324 	.link_change_notify	= bcm54xx_link_change_notify,
1325 	.led_brightness_set	= bcm_phy_led_brightness_set,
1326 }, {
1327 	.phy_id		= PHY_ID_BCM53125,
1328 	.phy_id_mask	= 0xfffffff0,
1329 	.name		= "Broadcom BCM53125",
1330 	.flags		= PHY_IS_INTERNAL,
1331 	/* PHY_GBIT_FEATURES */
1332 	.get_sset_count	= bcm_phy_get_sset_count,
1333 	.get_strings	= bcm_phy_get_strings,
1334 	.get_stats	= bcm54xx_get_stats,
1335 	.probe		= bcm54xx_phy_probe,
1336 	.config_init	= bcm54xx_config_init,
1337 	.config_intr	= bcm_phy_config_intr,
1338 	.handle_interrupt = bcm_phy_handle_interrupt,
1339 	.link_change_notify	= bcm54xx_link_change_notify,
1340 	.led_brightness_set	= bcm_phy_led_brightness_set,
1341 }, {
1342 	.phy_id		= PHY_ID_BCM53128,
1343 	.phy_id_mask	= 0xfffffff0,
1344 	.name		= "Broadcom BCM53128",
1345 	.flags		= PHY_IS_INTERNAL,
1346 	/* PHY_GBIT_FEATURES */
1347 	.get_sset_count	= bcm_phy_get_sset_count,
1348 	.get_strings	= bcm_phy_get_strings,
1349 	.get_stats	= bcm54xx_get_stats,
1350 	.probe		= bcm54xx_phy_probe,
1351 	.config_init	= bcm54xx_config_init,
1352 	.config_intr	= bcm_phy_config_intr,
1353 	.handle_interrupt = bcm_phy_handle_interrupt,
1354 	.link_change_notify	= bcm54xx_link_change_notify,
1355 	.led_brightness_set	= bcm_phy_led_brightness_set,
1356 }, {
1357 	.phy_id         = PHY_ID_BCM89610,
1358 	.phy_id_mask    = 0xfffffff0,
1359 	.name           = "Broadcom BCM89610",
1360 	/* PHY_GBIT_FEATURES */
1361 	.get_sset_count	= bcm_phy_get_sset_count,
1362 	.get_strings	= bcm_phy_get_strings,
1363 	.get_stats	= bcm54xx_get_stats,
1364 	.probe		= bcm54xx_phy_probe,
1365 	.config_init    = bcm54xx_config_init,
1366 	.config_intr    = bcm_phy_config_intr,
1367 	.handle_interrupt = bcm_phy_handle_interrupt,
1368 	.link_change_notify	= bcm54xx_link_change_notify,
1369 } };
1370 
1371 module_phy_driver(broadcom_drivers);
1372 
1373 static struct mdio_device_id __maybe_unused broadcom_tbl[] = {
1374 	{ PHY_ID_BCM5411, 0xfffffff0 },
1375 	{ PHY_ID_BCM5421, 0xfffffff0 },
1376 	{ PHY_ID_BCM54210E, 0xfffffff0 },
1377 	{ PHY_ID_BCM5461, 0xfffffff0 },
1378 	{ PHY_ID_BCM54612E, 0xfffffff0 },
1379 	{ PHY_ID_BCM54616S, 0xfffffff0 },
1380 	{ PHY_ID_BCM5464, 0xfffffff0 },
1381 	{ PHY_ID_BCM5481, 0xfffffff0 },
1382 	{ PHY_ID_BCM54810, 0xfffffff0 },
1383 	{ PHY_ID_BCM54811, 0xfffffff0 },
1384 	{ PHY_ID_BCM5482, 0xfffffff0 },
1385 	{ PHY_ID_BCM50610, 0xfffffff0 },
1386 	{ PHY_ID_BCM50610M, 0xfffffff0 },
1387 	{ PHY_ID_BCM57780, 0xfffffff0 },
1388 	{ PHY_ID_BCMAC131, 0xfffffff0 },
1389 	{ PHY_ID_BCM5221, 0xfffffff0 },
1390 	{ PHY_ID_BCM5241, 0xfffffff0 },
1391 	{ PHY_ID_BCM5395, 0xfffffff0 },
1392 	{ PHY_ID_BCM53125, 0xfffffff0 },
1393 	{ PHY_ID_BCM53128, 0xfffffff0 },
1394 	{ PHY_ID_BCM89610, 0xfffffff0 },
1395 	{ }
1396 };
1397 
1398 MODULE_DEVICE_TABLE(mdio, broadcom_tbl);
1399