2 * drivers/net/phy/micrel.c
4 * Driver for Micrel PHYs
6 * Author: David J. Choi
8 * Copyright (c) 2010-2013 Micrel, Inc.
9 * Copyright (c) 2014 Johan Hovold <johan@kernel.org>
11 * This program is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU General Public License as published by the
13 * Free Software Foundation; either version 2 of the License, or (at your
14 * option) any later version.
16 * Support : Micrel Phys:
17 * Giga phys: ksz9021, ksz9031
18 * 100/10 Phys : ksz8001, ksz8721, ksz8737, ksz8041
19 * ksz8021, ksz8031, ksz8051,
22 * Switch : ksz8873, ksz886x
25 #include <linux/kernel.h>
26 #include <linux/module.h>
27 #include <linux/phy.h>
28 #include <linux/micrel_phy.h>
30 #include <linux/clk.h>
32 /* Operation Mode Strap Override */
33 #define MII_KSZPHY_OMSO 0x16
34 #define KSZPHY_OMSO_B_CAST_OFF BIT(9)
35 #define KSZPHY_OMSO_NAND_TREE_ON BIT(5)
36 #define KSZPHY_OMSO_RMII_OVERRIDE BIT(1)
37 #define KSZPHY_OMSO_MII_OVERRIDE BIT(0)
39 /* general Interrupt control/status reg in vendor specific block. */
40 #define MII_KSZPHY_INTCS 0x1B
41 #define KSZPHY_INTCS_JABBER BIT(15)
42 #define KSZPHY_INTCS_RECEIVE_ERR BIT(14)
43 #define KSZPHY_INTCS_PAGE_RECEIVE BIT(13)
44 #define KSZPHY_INTCS_PARELLEL BIT(12)
45 #define KSZPHY_INTCS_LINK_PARTNER_ACK BIT(11)
46 #define KSZPHY_INTCS_LINK_DOWN BIT(10)
47 #define KSZPHY_INTCS_REMOTE_FAULT BIT(9)
48 #define KSZPHY_INTCS_LINK_UP BIT(8)
49 #define KSZPHY_INTCS_ALL (KSZPHY_INTCS_LINK_UP |\
50 KSZPHY_INTCS_LINK_DOWN)
53 #define MII_KSZPHY_CTRL_1 0x1e
55 /* PHY Control 2 / PHY Control (if no PHY Control 1) */
56 #define MII_KSZPHY_CTRL_2 0x1f
57 #define MII_KSZPHY_CTRL MII_KSZPHY_CTRL_2
58 /* bitmap of PHY register to set interrupt mode */
59 #define KSZPHY_CTRL_INT_ACTIVE_HIGH BIT(9)
60 #define KSZPHY_RMII_REF_CLK_SEL BIT(7)
62 /* Write/read to/from extended registers */
63 #define MII_KSZPHY_EXTREG 0x0b
64 #define KSZPHY_EXTREG_WRITE 0x8000
66 #define MII_KSZPHY_EXTREG_WRITE 0x0c
67 #define MII_KSZPHY_EXTREG_READ 0x0d
69 /* Extended registers */
70 #define MII_KSZPHY_CLK_CONTROL_PAD_SKEW 0x104
71 #define MII_KSZPHY_RX_DATA_PAD_SKEW 0x105
72 #define MII_KSZPHY_TX_DATA_PAD_SKEW 0x106
78 u16 interrupt_level_mask;
79 bool has_broadcast_disable;
80 bool has_nand_tree_disable;
81 bool has_rmii_ref_clk_sel;
85 const struct kszphy_type *type;
87 bool rmii_ref_clk_sel;
88 bool rmii_ref_clk_sel_val;
91 static const struct kszphy_type ksz8021_type = {
92 .led_mode_reg = MII_KSZPHY_CTRL_2,
93 .has_broadcast_disable = true,
94 .has_nand_tree_disable = true,
95 .has_rmii_ref_clk_sel = true,
98 static const struct kszphy_type ksz8041_type = {
99 .led_mode_reg = MII_KSZPHY_CTRL_1,
102 static const struct kszphy_type ksz8051_type = {
103 .led_mode_reg = MII_KSZPHY_CTRL_2,
104 .has_nand_tree_disable = true,
107 static const struct kszphy_type ksz8081_type = {
108 .led_mode_reg = MII_KSZPHY_CTRL_2,
109 .has_broadcast_disable = true,
110 .has_nand_tree_disable = true,
111 .has_rmii_ref_clk_sel = true,
114 static const struct kszphy_type ks8737_type = {
115 .interrupt_level_mask = BIT(14),
118 static const struct kszphy_type ksz9021_type = {
119 .interrupt_level_mask = BIT(14),
122 static int kszphy_extended_write(struct phy_device *phydev,
125 phy_write(phydev, MII_KSZPHY_EXTREG, KSZPHY_EXTREG_WRITE | regnum);
126 return phy_write(phydev, MII_KSZPHY_EXTREG_WRITE, val);
129 static int kszphy_extended_read(struct phy_device *phydev,
132 phy_write(phydev, MII_KSZPHY_EXTREG, regnum);
133 return phy_read(phydev, MII_KSZPHY_EXTREG_READ);
136 static int kszphy_ack_interrupt(struct phy_device *phydev)
138 /* bit[7..0] int status, which is a read and clear register. */
141 rc = phy_read(phydev, MII_KSZPHY_INTCS);
143 return (rc < 0) ? rc : 0;
146 static int kszphy_config_intr(struct phy_device *phydev)
148 const struct kszphy_type *type = phydev->drv->driver_data;
152 if (type && type->interrupt_level_mask)
153 mask = type->interrupt_level_mask;
155 mask = KSZPHY_CTRL_INT_ACTIVE_HIGH;
157 /* set the interrupt pin active low */
158 temp = phy_read(phydev, MII_KSZPHY_CTRL);
162 phy_write(phydev, MII_KSZPHY_CTRL, temp);
164 /* enable / disable interrupts */
165 if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
166 temp = KSZPHY_INTCS_ALL;
170 return phy_write(phydev, MII_KSZPHY_INTCS, temp);
173 static int kszphy_rmii_clk_sel(struct phy_device *phydev, bool val)
177 ctrl = phy_read(phydev, MII_KSZPHY_CTRL);
182 ctrl |= KSZPHY_RMII_REF_CLK_SEL;
184 ctrl &= ~KSZPHY_RMII_REF_CLK_SEL;
186 return phy_write(phydev, MII_KSZPHY_CTRL, ctrl);
189 static int kszphy_setup_led(struct phy_device *phydev, u32 reg, int val)
194 case MII_KSZPHY_CTRL_1:
197 case MII_KSZPHY_CTRL_2:
204 temp = phy_read(phydev, reg);
210 temp &= ~(3 << shift);
211 temp |= val << shift;
212 rc = phy_write(phydev, reg, temp);
215 dev_err(&phydev->dev, "failed to set led mode\n");
220 /* Disable PHY address 0 as the broadcast address, so that it can be used as a
221 * unique (non-broadcast) address on a shared bus.
223 static int kszphy_broadcast_disable(struct phy_device *phydev)
227 ret = phy_read(phydev, MII_KSZPHY_OMSO);
231 ret = phy_write(phydev, MII_KSZPHY_OMSO, ret | KSZPHY_OMSO_B_CAST_OFF);
234 dev_err(&phydev->dev, "failed to disable broadcast address\n");
239 static int kszphy_nand_tree_disable(struct phy_device *phydev)
243 ret = phy_read(phydev, MII_KSZPHY_OMSO);
247 if (!(ret & KSZPHY_OMSO_NAND_TREE_ON))
250 ret = phy_write(phydev, MII_KSZPHY_OMSO,
251 ret & ~KSZPHY_OMSO_NAND_TREE_ON);
254 dev_err(&phydev->dev, "failed to disable NAND tree mode\n");
259 static int kszphy_config_init(struct phy_device *phydev)
261 struct kszphy_priv *priv = phydev->priv;
262 const struct kszphy_type *type;
270 if (type->has_broadcast_disable)
271 kszphy_broadcast_disable(phydev);
273 if (type->has_nand_tree_disable)
274 kszphy_nand_tree_disable(phydev);
276 if (priv->rmii_ref_clk_sel) {
277 ret = kszphy_rmii_clk_sel(phydev, priv->rmii_ref_clk_sel_val);
279 dev_err(&phydev->dev, "failed to set rmii reference clock\n");
284 if (priv->led_mode >= 0)
285 kszphy_setup_led(phydev, type->led_mode_reg, priv->led_mode);
290 static int ksz9021_load_values_from_of(struct phy_device *phydev,
291 const struct device_node *of_node,
293 const char *field1, const char *field2,
294 const char *field3, const char *field4)
303 if (!of_property_read_u32(of_node, field1, &val1))
306 if (!of_property_read_u32(of_node, field2, &val2))
309 if (!of_property_read_u32(of_node, field3, &val3))
312 if (!of_property_read_u32(of_node, field4, &val4))
319 newval = kszphy_extended_read(phydev, reg);
324 newval = ((newval & 0xfff0) | ((val1 / PS_TO_REG) & 0xf) << 0);
327 newval = ((newval & 0xff0f) | ((val2 / PS_TO_REG) & 0xf) << 4);
330 newval = ((newval & 0xf0ff) | ((val3 / PS_TO_REG) & 0xf) << 8);
333 newval = ((newval & 0x0fff) | ((val4 / PS_TO_REG) & 0xf) << 12);
335 return kszphy_extended_write(phydev, reg, newval);
338 static int ksz9021_config_init(struct phy_device *phydev)
340 const struct device *dev = &phydev->dev;
341 const struct device_node *of_node = dev->of_node;
343 if (!of_node && dev->parent->of_node)
344 of_node = dev->parent->of_node;
347 ksz9021_load_values_from_of(phydev, of_node,
348 MII_KSZPHY_CLK_CONTROL_PAD_SKEW,
349 "txen-skew-ps", "txc-skew-ps",
350 "rxdv-skew-ps", "rxc-skew-ps");
351 ksz9021_load_values_from_of(phydev, of_node,
352 MII_KSZPHY_RX_DATA_PAD_SKEW,
353 "rxd0-skew-ps", "rxd1-skew-ps",
354 "rxd2-skew-ps", "rxd3-skew-ps");
355 ksz9021_load_values_from_of(phydev, of_node,
356 MII_KSZPHY_TX_DATA_PAD_SKEW,
357 "txd0-skew-ps", "txd1-skew-ps",
358 "txd2-skew-ps", "txd3-skew-ps");
363 #define MII_KSZ9031RN_MMD_CTRL_REG 0x0d
364 #define MII_KSZ9031RN_MMD_REGDATA_REG 0x0e
366 #define KSZ9031_PS_TO_REG 60
368 /* Extended registers */
369 #define MII_KSZ9031RN_CONTROL_PAD_SKEW 4
370 #define MII_KSZ9031RN_RX_DATA_PAD_SKEW 5
371 #define MII_KSZ9031RN_TX_DATA_PAD_SKEW 6
372 #define MII_KSZ9031RN_CLK_PAD_SKEW 8
374 static int ksz9031_extended_write(struct phy_device *phydev,
375 u8 mode, u32 dev_addr, u32 regnum, u16 val)
377 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, dev_addr);
378 phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, regnum);
379 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, (mode << 14) | dev_addr);
380 return phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, val);
383 static int ksz9031_extended_read(struct phy_device *phydev,
384 u8 mode, u32 dev_addr, u32 regnum)
386 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, dev_addr);
387 phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, regnum);
388 phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, (mode << 14) | dev_addr);
389 return phy_read(phydev, MII_KSZ9031RN_MMD_REGDATA_REG);
392 static int ksz9031_of_load_skew_values(struct phy_device *phydev,
393 const struct device_node *of_node,
394 u16 reg, size_t field_sz,
395 const char *field[], u8 numfields)
397 int val[4] = {-1, -2, -3, -4};
404 for (i = 0; i < numfields; i++)
405 if (!of_property_read_u32(of_node, field[i], val + i))
411 if (matches < numfields)
412 newval = ksz9031_extended_read(phydev, OP_DATA, 2, reg);
416 maxval = (field_sz == 4) ? 0xf : 0x1f;
417 for (i = 0; i < numfields; i++)
418 if (val[i] != -(i + 1)) {
420 mask ^= maxval << (field_sz * i);
421 newval = (newval & mask) |
422 (((val[i] / KSZ9031_PS_TO_REG) & maxval)
426 return ksz9031_extended_write(phydev, OP_DATA, 2, reg, newval);
429 static int ksz9031_config_init(struct phy_device *phydev)
431 const struct device *dev = &phydev->dev;
432 const struct device_node *of_node = dev->of_node;
433 static const char *clk_skews[2] = {"rxc-skew-ps", "txc-skew-ps"};
434 static const char *rx_data_skews[4] = {
435 "rxd0-skew-ps", "rxd1-skew-ps",
436 "rxd2-skew-ps", "rxd3-skew-ps"
438 static const char *tx_data_skews[4] = {
439 "txd0-skew-ps", "txd1-skew-ps",
440 "txd2-skew-ps", "txd3-skew-ps"
442 static const char *control_skews[2] = {"txen-skew-ps", "rxdv-skew-ps"};
444 if (!of_node && dev->parent->of_node)
445 of_node = dev->parent->of_node;
448 ksz9031_of_load_skew_values(phydev, of_node,
449 MII_KSZ9031RN_CLK_PAD_SKEW, 5,
452 ksz9031_of_load_skew_values(phydev, of_node,
453 MII_KSZ9031RN_CONTROL_PAD_SKEW, 4,
456 ksz9031_of_load_skew_values(phydev, of_node,
457 MII_KSZ9031RN_RX_DATA_PAD_SKEW, 4,
460 ksz9031_of_load_skew_values(phydev, of_node,
461 MII_KSZ9031RN_TX_DATA_PAD_SKEW, 4,
467 #define KSZ8873MLL_GLOBAL_CONTROL_4 0x06
468 #define KSZ8873MLL_GLOBAL_CONTROL_4_DUPLEX BIT(6)
469 #define KSZ8873MLL_GLOBAL_CONTROL_4_SPEED BIT(4)
470 static int ksz8873mll_read_status(struct phy_device *phydev)
475 regval = phy_read(phydev, KSZ8873MLL_GLOBAL_CONTROL_4);
477 regval = phy_read(phydev, KSZ8873MLL_GLOBAL_CONTROL_4);
479 if (regval & KSZ8873MLL_GLOBAL_CONTROL_4_DUPLEX)
480 phydev->duplex = DUPLEX_HALF;
482 phydev->duplex = DUPLEX_FULL;
484 if (regval & KSZ8873MLL_GLOBAL_CONTROL_4_SPEED)
485 phydev->speed = SPEED_10;
487 phydev->speed = SPEED_100;
490 phydev->pause = phydev->asym_pause = 0;
495 static int ksz8873mll_config_aneg(struct phy_device *phydev)
500 /* This routine returns -1 as an indication to the caller that the
501 * Micrel ksz9021 10/100/1000 PHY does not support standard IEEE
502 * MMD extended PHY registers.
505 ksz9021_rd_mmd_phyreg(struct phy_device *phydev, int ptrad, int devnum,
511 /* This routine does nothing since the Micrel ksz9021 does not support
512 * standard IEEE MMD extended PHY registers.
515 ksz9021_wr_mmd_phyreg(struct phy_device *phydev, int ptrad, int devnum,
520 static int kszphy_probe(struct phy_device *phydev)
522 const struct kszphy_type *type = phydev->drv->driver_data;
523 const struct device_node *np = phydev->dev.of_node;
524 struct kszphy_priv *priv;
528 priv = devm_kzalloc(&phydev->dev, sizeof(*priv), GFP_KERNEL);
536 if (type->led_mode_reg) {
537 ret = of_property_read_u32(np, "micrel,led-mode",
542 if (priv->led_mode > 3) {
543 dev_err(&phydev->dev, "invalid led mode: 0x%02x\n",
551 clk = devm_clk_get(&phydev->dev, "rmii-ref");
552 /* NOTE: clk may be NULL if building without CONFIG_HAVE_CLK */
553 if (!IS_ERR_OR_NULL(clk)) {
554 unsigned long rate = clk_get_rate(clk);
555 bool rmii_ref_clk_sel_25_mhz;
557 priv->rmii_ref_clk_sel = type->has_rmii_ref_clk_sel;
558 rmii_ref_clk_sel_25_mhz = of_property_read_bool(np,
559 "micrel,rmii-reference-clock-select-25-mhz");
561 if (rate > 24500000 && rate < 25500000) {
562 priv->rmii_ref_clk_sel_val = rmii_ref_clk_sel_25_mhz;
563 } else if (rate > 49500000 && rate < 50500000) {
564 priv->rmii_ref_clk_sel_val = !rmii_ref_clk_sel_25_mhz;
566 dev_err(&phydev->dev, "Clock rate out of range: %ld\n", rate);
571 /* Support legacy board-file configuration */
572 if (phydev->dev_flags & MICREL_PHY_50MHZ_CLK) {
573 priv->rmii_ref_clk_sel = true;
574 priv->rmii_ref_clk_sel_val = true;
580 static struct phy_driver ksphy_driver[] = {
582 .phy_id = PHY_ID_KS8737,
583 .phy_id_mask = 0x00fffff0,
584 .name = "Micrel KS8737",
585 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause),
586 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
587 .driver_data = &ks8737_type,
588 .config_init = kszphy_config_init,
589 .config_aneg = genphy_config_aneg,
590 .read_status = genphy_read_status,
591 .ack_interrupt = kszphy_ack_interrupt,
592 .config_intr = kszphy_config_intr,
593 .suspend = genphy_suspend,
594 .resume = genphy_resume,
595 .driver = { .owner = THIS_MODULE,},
597 .phy_id = PHY_ID_KSZ8021,
598 .phy_id_mask = 0x00ffffff,
599 .name = "Micrel KSZ8021 or KSZ8031",
600 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause |
601 SUPPORTED_Asym_Pause),
602 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
603 .driver_data = &ksz8021_type,
604 .probe = kszphy_probe,
605 .config_init = kszphy_config_init,
606 .config_aneg = genphy_config_aneg,
607 .read_status = genphy_read_status,
608 .ack_interrupt = kszphy_ack_interrupt,
609 .config_intr = kszphy_config_intr,
610 .suspend = genphy_suspend,
611 .resume = genphy_resume,
612 .driver = { .owner = THIS_MODULE,},
614 .phy_id = PHY_ID_KSZ8031,
615 .phy_id_mask = 0x00ffffff,
616 .name = "Micrel KSZ8031",
617 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause |
618 SUPPORTED_Asym_Pause),
619 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
620 .driver_data = &ksz8021_type,
621 .probe = kszphy_probe,
622 .config_init = kszphy_config_init,
623 .config_aneg = genphy_config_aneg,
624 .read_status = genphy_read_status,
625 .ack_interrupt = kszphy_ack_interrupt,
626 .config_intr = kszphy_config_intr,
627 .suspend = genphy_suspend,
628 .resume = genphy_resume,
629 .driver = { .owner = THIS_MODULE,},
631 .phy_id = PHY_ID_KSZ8041,
632 .phy_id_mask = 0x00fffff0,
633 .name = "Micrel KSZ8041",
634 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause
635 | SUPPORTED_Asym_Pause),
636 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
637 .driver_data = &ksz8041_type,
638 .probe = kszphy_probe,
639 .config_init = kszphy_config_init,
640 .config_aneg = genphy_config_aneg,
641 .read_status = genphy_read_status,
642 .ack_interrupt = kszphy_ack_interrupt,
643 .config_intr = kszphy_config_intr,
644 .suspend = genphy_suspend,
645 .resume = genphy_resume,
646 .driver = { .owner = THIS_MODULE,},
648 .phy_id = PHY_ID_KSZ8041RNLI,
649 .phy_id_mask = 0x00fffff0,
650 .name = "Micrel KSZ8041RNLI",
651 .features = PHY_BASIC_FEATURES |
652 SUPPORTED_Pause | SUPPORTED_Asym_Pause,
653 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
654 .driver_data = &ksz8041_type,
655 .probe = kszphy_probe,
656 .config_init = kszphy_config_init,
657 .config_aneg = genphy_config_aneg,
658 .read_status = genphy_read_status,
659 .ack_interrupt = kszphy_ack_interrupt,
660 .config_intr = kszphy_config_intr,
661 .suspend = genphy_suspend,
662 .resume = genphy_resume,
663 .driver = { .owner = THIS_MODULE,},
665 .phy_id = PHY_ID_KSZ8051,
666 .phy_id_mask = 0x00fffff0,
667 .name = "Micrel KSZ8051",
668 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause
669 | SUPPORTED_Asym_Pause),
670 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
671 .driver_data = &ksz8051_type,
672 .probe = kszphy_probe,
673 .config_init = kszphy_config_init,
674 .config_aneg = genphy_config_aneg,
675 .read_status = genphy_read_status,
676 .ack_interrupt = kszphy_ack_interrupt,
677 .config_intr = kszphy_config_intr,
678 .suspend = genphy_suspend,
679 .resume = genphy_resume,
680 .driver = { .owner = THIS_MODULE,},
682 .phy_id = PHY_ID_KSZ8001,
683 .name = "Micrel KSZ8001 or KS8721",
684 .phy_id_mask = 0x00ffffff,
685 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause),
686 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
687 .driver_data = &ksz8041_type,
688 .probe = kszphy_probe,
689 .config_init = kszphy_config_init,
690 .config_aneg = genphy_config_aneg,
691 .read_status = genphy_read_status,
692 .ack_interrupt = kszphy_ack_interrupt,
693 .config_intr = kszphy_config_intr,
694 .suspend = genphy_suspend,
695 .resume = genphy_resume,
696 .driver = { .owner = THIS_MODULE,},
698 .phy_id = PHY_ID_KSZ8081,
699 .name = "Micrel KSZ8081 or KSZ8091",
700 .phy_id_mask = 0x00fffff0,
701 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause),
702 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
703 .driver_data = &ksz8081_type,
704 .probe = kszphy_probe,
705 .config_init = kszphy_config_init,
706 .config_aneg = genphy_config_aneg,
707 .read_status = genphy_read_status,
708 .ack_interrupt = kszphy_ack_interrupt,
709 .config_intr = kszphy_config_intr,
710 .suspend = genphy_suspend,
711 .resume = genphy_resume,
712 .driver = { .owner = THIS_MODULE,},
714 .phy_id = PHY_ID_KSZ8061,
715 .name = "Micrel KSZ8061",
716 .phy_id_mask = 0x00fffff0,
717 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause),
718 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
719 .config_init = kszphy_config_init,
720 .config_aneg = genphy_config_aneg,
721 .read_status = genphy_read_status,
722 .ack_interrupt = kszphy_ack_interrupt,
723 .config_intr = kszphy_config_intr,
724 .suspend = genphy_suspend,
725 .resume = genphy_resume,
726 .driver = { .owner = THIS_MODULE,},
728 .phy_id = PHY_ID_KSZ9021,
729 .phy_id_mask = 0x000ffffe,
730 .name = "Micrel KSZ9021 Gigabit PHY",
731 .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause),
732 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
733 .driver_data = &ksz9021_type,
734 .config_init = ksz9021_config_init,
735 .config_aneg = genphy_config_aneg,
736 .read_status = genphy_read_status,
737 .ack_interrupt = kszphy_ack_interrupt,
738 .config_intr = kszphy_config_intr,
739 .suspend = genphy_suspend,
740 .resume = genphy_resume,
741 .read_mmd_indirect = ksz9021_rd_mmd_phyreg,
742 .write_mmd_indirect = ksz9021_wr_mmd_phyreg,
743 .driver = { .owner = THIS_MODULE, },
745 .phy_id = PHY_ID_KSZ9031,
746 .phy_id_mask = 0x00fffff0,
747 .name = "Micrel KSZ9031 Gigabit PHY",
748 .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause),
749 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
750 .driver_data = &ksz9021_type,
751 .config_init = ksz9031_config_init,
752 .config_aneg = genphy_config_aneg,
753 .read_status = genphy_read_status,
754 .ack_interrupt = kszphy_ack_interrupt,
755 .config_intr = kszphy_config_intr,
756 .suspend = genphy_suspend,
757 .resume = genphy_resume,
758 .driver = { .owner = THIS_MODULE, },
760 .phy_id = PHY_ID_KSZ8873MLL,
761 .phy_id_mask = 0x00fffff0,
762 .name = "Micrel KSZ8873MLL Switch",
763 .features = (SUPPORTED_Pause | SUPPORTED_Asym_Pause),
764 .flags = PHY_HAS_MAGICANEG,
765 .config_init = kszphy_config_init,
766 .config_aneg = ksz8873mll_config_aneg,
767 .read_status = ksz8873mll_read_status,
768 .suspend = genphy_suspend,
769 .resume = genphy_resume,
770 .driver = { .owner = THIS_MODULE, },
772 .phy_id = PHY_ID_KSZ886X,
773 .phy_id_mask = 0x00fffff0,
774 .name = "Micrel KSZ886X Switch",
775 .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause),
776 .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
777 .config_init = kszphy_config_init,
778 .config_aneg = genphy_config_aneg,
779 .read_status = genphy_read_status,
780 .suspend = genphy_suspend,
781 .resume = genphy_resume,
782 .driver = { .owner = THIS_MODULE, },
785 module_phy_driver(ksphy_driver);
787 MODULE_DESCRIPTION("Micrel PHY driver");
788 MODULE_AUTHOR("David J. Choi");
789 MODULE_LICENSE("GPL");
791 static struct mdio_device_id __maybe_unused micrel_tbl[] = {
792 { PHY_ID_KSZ9021, 0x000ffffe },
793 { PHY_ID_KSZ9031, 0x00fffff0 },
794 { PHY_ID_KSZ8001, 0x00ffffff },
795 { PHY_ID_KS8737, 0x00fffff0 },
796 { PHY_ID_KSZ8021, 0x00ffffff },
797 { PHY_ID_KSZ8031, 0x00ffffff },
798 { PHY_ID_KSZ8041, 0x00fffff0 },
799 { PHY_ID_KSZ8051, 0x00fffff0 },
800 { PHY_ID_KSZ8061, 0x00fffff0 },
801 { PHY_ID_KSZ8081, 0x00fffff0 },
802 { PHY_ID_KSZ8873MLL, 0x00fffff0 },
803 { PHY_ID_KSZ886X, 0x00fffff0 },
807 MODULE_DEVICE_TABLE(mdio, micrel_tbl);