Loading...
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#define MII_88E1318S_PHY_LED_FUNC 0x10
148#define MII_88E1318S_PHY_LED_FUNC_OFF (0x8)
149#define MII_88E1318S_PHY_LED_FUNC_ON (0x9)
150#define MII_88E1318S_PHY_LED_FUNC_HI_Z (0xa)
151#define MII_88E1318S_PHY_LED_FUNC_BLINK (0xb)
152#define MII_88E1318S_PHY_LED_TCR 0x12
153#define MII_88E1318S_PHY_LED_TCR_FORCE_INT BIT(15)
154#define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE BIT(7)
155#define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW BIT(11)
156
157/* Magic Packet MAC address registers */
158#define MII_88E1318S_PHY_MAGIC_PACKET_WORD2 0x17
159#define MII_88E1318S_PHY_MAGIC_PACKET_WORD1 0x18
160#define MII_88E1318S_PHY_MAGIC_PACKET_WORD0 0x19
161
162#define MII_88E1318S_PHY_WOL_CTRL 0x10
163#define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS BIT(12)
164#define MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE BIT(13)
165#define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE BIT(14)
166
167#define MII_PHY_LED_CTRL 16
168#define MII_88E1121_PHY_LED_DEF 0x0030
169#define MII_88E1510_PHY_LED_DEF 0x1177
170#define MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE 0x1040
171
172#define MII_M1011_PHY_STATUS 0x11
173#define MII_M1011_PHY_STATUS_1000 0x8000
174#define MII_M1011_PHY_STATUS_100 0x4000
175#define MII_M1011_PHY_STATUS_SPD_MASK 0xc000
176#define MII_M1011_PHY_STATUS_FULLDUPLEX 0x2000
177#define MII_M1011_PHY_STATUS_RESOLVED 0x0800
178#define MII_M1011_PHY_STATUS_LINK 0x0400
179#define MII_M1011_PHY_STATUS_MDIX BIT(6)
180
181#define MII_88E3016_PHY_SPEC_CTRL 0x10
182#define MII_88E3016_DISABLE_SCRAMBLER 0x0200
183#define MII_88E3016_AUTO_MDIX_CROSSOVER 0x0030
184
185#define MII_88E1510_GEN_CTRL_REG_1 0x14
186#define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK 0x7
187#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII 0x0 /* RGMII to copper */
188#define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII 0x1 /* SGMII to copper */
189/* RGMII to 1000BASE-X */
190#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_1000X 0x2
191/* RGMII to 100BASE-FX */
192#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_100FX 0x3
193/* RGMII to SGMII */
194#define MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_SGMII 0x4
195#define MII_88E1510_GEN_CTRL_REG_1_RESET 0x8000 /* Soft reset */
196
197#define MII_88E1510_MSCR_2 0x15
198
199#define MII_VCT5_TX_RX_MDI0_COUPLING 0x10
200#define MII_VCT5_TX_RX_MDI1_COUPLING 0x11
201#define MII_VCT5_TX_RX_MDI2_COUPLING 0x12
202#define MII_VCT5_TX_RX_MDI3_COUPLING 0x13
203#define MII_VCT5_TX_RX_AMPLITUDE_MASK 0x7f00
204#define MII_VCT5_TX_RX_AMPLITUDE_SHIFT 8
205#define MII_VCT5_TX_RX_COUPLING_POSITIVE_REFLECTION BIT(15)
206
207#define MII_VCT5_CTRL 0x17
208#define MII_VCT5_CTRL_ENABLE BIT(15)
209#define MII_VCT5_CTRL_COMPLETE BIT(14)
210#define MII_VCT5_CTRL_TX_SAME_CHANNEL (0x0 << 11)
211#define MII_VCT5_CTRL_TX0_CHANNEL (0x4 << 11)
212#define MII_VCT5_CTRL_TX1_CHANNEL (0x5 << 11)
213#define MII_VCT5_CTRL_TX2_CHANNEL (0x6 << 11)
214#define MII_VCT5_CTRL_TX3_CHANNEL (0x7 << 11)
215#define MII_VCT5_CTRL_SAMPLES_2 (0x0 << 8)
216#define MII_VCT5_CTRL_SAMPLES_4 (0x1 << 8)
217#define MII_VCT5_CTRL_SAMPLES_8 (0x2 << 8)
218#define MII_VCT5_CTRL_SAMPLES_16 (0x3 << 8)
219#define MII_VCT5_CTRL_SAMPLES_32 (0x4 << 8)
220#define MII_VCT5_CTRL_SAMPLES_64 (0x5 << 8)
221#define MII_VCT5_CTRL_SAMPLES_128 (0x6 << 8)
222#define MII_VCT5_CTRL_SAMPLES_DEFAULT (0x6 << 8)
223#define MII_VCT5_CTRL_SAMPLES_256 (0x7 << 8)
224#define MII_VCT5_CTRL_SAMPLES_SHIFT 8
225#define MII_VCT5_CTRL_MODE_MAXIMUM_PEEK (0x0 << 6)
226#define MII_VCT5_CTRL_MODE_FIRST_LAST_PEEK (0x1 << 6)
227#define MII_VCT5_CTRL_MODE_OFFSET (0x2 << 6)
228#define MII_VCT5_CTRL_SAMPLE_POINT (0x3 << 6)
229#define MII_VCT5_CTRL_PEEK_HYST_DEFAULT 3
230
231#define MII_VCT5_SAMPLE_POINT_DISTANCE 0x18
232#define MII_VCT5_SAMPLE_POINT_DISTANCE_MAX 511
233#define MII_VCT5_TX_PULSE_CTRL 0x1c
234#define MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN BIT(12)
235#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS (0x0 << 10)
236#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_96nS (0x1 << 10)
237#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_64nS (0x2 << 10)
238#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS (0x3 << 10)
239#define MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_SHIFT 10
240#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_1000mV (0x0 << 8)
241#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_750mV (0x1 << 8)
242#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_500mV (0x2 << 8)
243#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_250mV (0x3 << 8)
244#define MII_VCT5_TX_PULSE_CTRL_PULSE_AMPLITUDE_SHIFT 8
245#define MII_VCT5_TX_PULSE_CTRL_MAX_AMP BIT(7)
246#define MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV (0x6 << 0)
247
248/* For TDR measurements less than 11 meters, a short pulse should be
249 * used.
250 */
251#define TDR_SHORT_CABLE_LENGTH 11
252
253#define MII_VCT7_PAIR_0_DISTANCE 0x10
254#define MII_VCT7_PAIR_1_DISTANCE 0x11
255#define MII_VCT7_PAIR_2_DISTANCE 0x12
256#define MII_VCT7_PAIR_3_DISTANCE 0x13
257
258#define MII_VCT7_RESULTS 0x14
259#define MII_VCT7_RESULTS_PAIR3_MASK 0xf000
260#define MII_VCT7_RESULTS_PAIR2_MASK 0x0f00
261#define MII_VCT7_RESULTS_PAIR1_MASK 0x00f0
262#define MII_VCT7_RESULTS_PAIR0_MASK 0x000f
263#define MII_VCT7_RESULTS_PAIR3_SHIFT 12
264#define MII_VCT7_RESULTS_PAIR2_SHIFT 8
265#define MII_VCT7_RESULTS_PAIR1_SHIFT 4
266#define MII_VCT7_RESULTS_PAIR0_SHIFT 0
267#define MII_VCT7_RESULTS_INVALID 0
268#define MII_VCT7_RESULTS_OK 1
269#define MII_VCT7_RESULTS_OPEN 2
270#define MII_VCT7_RESULTS_SAME_SHORT 3
271#define MII_VCT7_RESULTS_CROSS_SHORT 4
272#define MII_VCT7_RESULTS_BUSY 9
273
274#define MII_VCT7_CTRL 0x15
275#define MII_VCT7_CTRL_RUN_NOW BIT(15)
276#define MII_VCT7_CTRL_RUN_ANEG BIT(14)
277#define MII_VCT7_CTRL_DISABLE_CROSS BIT(13)
278#define MII_VCT7_CTRL_RUN_AFTER_BREAK_LINK BIT(12)
279#define MII_VCT7_CTRL_IN_PROGRESS BIT(11)
280#define MII_VCT7_CTRL_METERS BIT(10)
281#define MII_VCT7_CTRL_CENTIMETERS 0
282
283#define MII_VCT_TXPINS 0x1A
284#define MII_VCT_RXPINS 0x1B
285#define MII_VCT_SR 0x1C
286#define MII_VCT_TXPINS_ENVCT BIT(15)
287#define MII_VCT_TXRXPINS_VCTTST GENMASK(14, 13)
288#define MII_VCT_TXRXPINS_VCTTST_SHIFT 13
289#define MII_VCT_TXRXPINS_VCTTST_OK 0
290#define MII_VCT_TXRXPINS_VCTTST_SHORT 1
291#define MII_VCT_TXRXPINS_VCTTST_OPEN 2
292#define MII_VCT_TXRXPINS_VCTTST_FAIL 3
293#define MII_VCT_TXRXPINS_AMPRFLN GENMASK(12, 8)
294#define MII_VCT_TXRXPINS_AMPRFLN_SHIFT 8
295#define MII_VCT_TXRXPINS_DISTRFLN GENMASK(7, 0)
296#define MII_VCT_TXRXPINS_DISTRFLN_MAX 0xff
297
298#define M88E3082_PAIR_A BIT(0)
299#define M88E3082_PAIR_B BIT(1)
300
301#define LPA_PAUSE_FIBER 0x180
302#define LPA_PAUSE_ASYM_FIBER 0x100
303
304#define NB_FIBER_STATS 1
305#define NB_STAT_MAX 3
306
307MODULE_DESCRIPTION("Marvell PHY driver");
308MODULE_AUTHOR("Andy Fleming");
309MODULE_LICENSE("GPL");
310
311struct marvell_hw_stat {
312 const char *string;
313 u8 page;
314 u8 reg;
315 u8 bits;
316};
317
318static const struct marvell_hw_stat marvell_hw_stats[] = {
319 { "phy_receive_errors_copper", 0, 21, 16},
320 { "phy_idle_errors", 0, 10, 8 },
321 { "phy_receive_errors_fiber", 1, 21, 16},
322};
323
324static_assert(ARRAY_SIZE(marvell_hw_stats) <= NB_STAT_MAX);
325
326/* "simple" stat list + corresponding marvell_get_*_simple functions are used
327 * on PHYs without a page register
328 */
329struct marvell_hw_stat_simple {
330 const char *string;
331 u8 reg;
332 u8 bits;
333};
334
335static const struct marvell_hw_stat_simple marvell_hw_stats_simple[] = {
336 { "phy_receive_errors", 21, 16},
337};
338
339static_assert(ARRAY_SIZE(marvell_hw_stats_simple) <= NB_STAT_MAX);
340
341enum {
342 M88E3082_VCT_OFF,
343 M88E3082_VCT_PHASE1,
344 M88E3082_VCT_PHASE2,
345};
346
347struct marvell_priv {
348 u64 stats[NB_STAT_MAX];
349 char *hwmon_name;
350 struct device *hwmon_dev;
351 bool cable_test_tdr;
352 u32 first;
353 u32 last;
354 u32 step;
355 s8 pair;
356 u8 vct_phase;
357};
358
359static int marvell_read_page(struct phy_device *phydev)
360{
361 return __phy_read(phydev, MII_MARVELL_PHY_PAGE);
362}
363
364static int marvell_write_page(struct phy_device *phydev, int page)
365{
366 return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
367}
368
369static int marvell_set_page(struct phy_device *phydev, int page)
370{
371 return phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
372}
373
374static int marvell_ack_interrupt(struct phy_device *phydev)
375{
376 int err;
377
378 /* Clear the interrupts by reading the reg */
379 err = phy_read(phydev, MII_M1011_IEVENT);
380
381 if (err < 0)
382 return err;
383
384 return 0;
385}
386
387static int marvell_config_intr(struct phy_device *phydev)
388{
389 int err;
390
391 if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {
392 err = marvell_ack_interrupt(phydev);
393 if (err)
394 return err;
395
396 err = phy_write(phydev, MII_M1011_IMASK,
397 MII_M1011_IMASK_INIT);
398 } else {
399 err = phy_write(phydev, MII_M1011_IMASK,
400 MII_M1011_IMASK_CLEAR);
401 if (err)
402 return err;
403
404 err = marvell_ack_interrupt(phydev);
405 }
406
407 return err;
408}
409
410static irqreturn_t marvell_handle_interrupt(struct phy_device *phydev)
411{
412 int irq_status;
413
414 irq_status = phy_read(phydev, MII_M1011_IEVENT);
415 if (irq_status < 0) {
416 phy_error(phydev);
417 return IRQ_NONE;
418 }
419
420 if (!(irq_status & MII_M1011_IMASK_INIT))
421 return IRQ_NONE;
422
423 phy_trigger_machine(phydev);
424
425 return IRQ_HANDLED;
426}
427
428static int marvell_set_polarity(struct phy_device *phydev, int polarity)
429{
430 u16 val;
431
432 switch (polarity) {
433 case ETH_TP_MDI:
434 val = MII_M1011_PHY_SCR_MDI;
435 break;
436 case ETH_TP_MDI_X:
437 val = MII_M1011_PHY_SCR_MDI_X;
438 break;
439 case ETH_TP_MDI_AUTO:
440 case ETH_TP_MDI_INVALID:
441 default:
442 val = MII_M1011_PHY_SCR_AUTO_CROSS;
443 break;
444 }
445
446 return phy_modify_changed(phydev, MII_M1011_PHY_SCR,
447 MII_M1011_PHY_SCR_AUTO_CROSS, val);
448}
449
450static int marvell_config_aneg(struct phy_device *phydev)
451{
452 int changed = 0;
453 int err;
454
455 err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
456 if (err < 0)
457 return err;
458
459 changed = err;
460
461 err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
462 MII_M1111_PHY_LED_DIRECT);
463 if (err < 0)
464 return err;
465
466 err = genphy_config_aneg(phydev);
467 if (err < 0)
468 return err;
469
470 if (phydev->autoneg != AUTONEG_ENABLE || changed) {
471 /* A write to speed/duplex bits (that is performed by
472 * genphy_config_aneg() call above) must be followed by
473 * a software reset. Otherwise, the write has no effect.
474 */
475 err = genphy_soft_reset(phydev);
476 if (err < 0)
477 return err;
478 }
479
480 return 0;
481}
482
483static int m88e1101_config_aneg(struct phy_device *phydev)
484{
485 int err;
486
487 /* This Marvell PHY has an errata which requires
488 * that certain registers get written in order
489 * to restart autonegotiation
490 */
491 err = genphy_soft_reset(phydev);
492 if (err < 0)
493 return err;
494
495 err = phy_write(phydev, 0x1d, 0x1f);
496 if (err < 0)
497 return err;
498
499 err = phy_write(phydev, 0x1e, 0x200c);
500 if (err < 0)
501 return err;
502
503 err = phy_write(phydev, 0x1d, 0x5);
504 if (err < 0)
505 return err;
506
507 err = phy_write(phydev, 0x1e, 0);
508 if (err < 0)
509 return err;
510
511 err = phy_write(phydev, 0x1e, 0x100);
512 if (err < 0)
513 return err;
514
515 return marvell_config_aneg(phydev);
516}
517
518#if IS_ENABLED(CONFIG_OF_MDIO)
519/* Set and/or override some configuration registers based on the
520 * marvell,reg-init property stored in the of_node for the phydev.
521 *
522 * marvell,reg-init = <reg-page reg mask value>,...;
523 *
524 * There may be one or more sets of <reg-page reg mask value>:
525 *
526 * reg-page: which register bank to use.
527 * reg: the register.
528 * mask: if non-zero, ANDed with existing register value.
529 * value: ORed with the masked value and written to the regiser.
530 *
531 */
532static int marvell_of_reg_init(struct phy_device *phydev)
533{
534 const __be32 *paddr;
535 int len, i, saved_page, current_page, ret = 0;
536
537 if (!phydev->mdio.dev.of_node)
538 return 0;
539
540 paddr = of_get_property(phydev->mdio.dev.of_node,
541 "marvell,reg-init", &len);
542 if (!paddr || len < (4 * sizeof(*paddr)))
543 return 0;
544
545 saved_page = phy_save_page(phydev);
546 if (saved_page < 0)
547 goto err;
548 current_page = saved_page;
549
550 len /= sizeof(*paddr);
551 for (i = 0; i < len - 3; i += 4) {
552 u16 page = be32_to_cpup(paddr + i);
553 u16 reg = be32_to_cpup(paddr + i + 1);
554 u16 mask = be32_to_cpup(paddr + i + 2);
555 u16 val_bits = be32_to_cpup(paddr + i + 3);
556 int val;
557
558 if (page != current_page) {
559 current_page = page;
560 ret = marvell_write_page(phydev, page);
561 if (ret < 0)
562 goto err;
563 }
564
565 val = 0;
566 if (mask) {
567 val = __phy_read(phydev, reg);
568 if (val < 0) {
569 ret = val;
570 goto err;
571 }
572 val &= mask;
573 }
574 val |= val_bits;
575
576 ret = __phy_write(phydev, reg, val);
577 if (ret < 0)
578 goto err;
579 }
580err:
581 return phy_restore_page(phydev, saved_page, ret);
582}
583#else
584static int marvell_of_reg_init(struct phy_device *phydev)
585{
586 return 0;
587}
588#endif /* CONFIG_OF_MDIO */
589
590static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev)
591{
592 int mscr;
593
594 if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
595 mscr = MII_88E1121_PHY_MSCR_RX_DELAY |
596 MII_88E1121_PHY_MSCR_TX_DELAY;
597 else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
598 mscr = MII_88E1121_PHY_MSCR_RX_DELAY;
599 else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
600 mscr = MII_88E1121_PHY_MSCR_TX_DELAY;
601 else
602 mscr = 0;
603
604 return phy_modify_paged_changed(phydev, MII_MARVELL_MSCR_PAGE,
605 MII_88E1121_PHY_MSCR_REG,
606 MII_88E1121_PHY_MSCR_DELAY_MASK, mscr);
607}
608
609static int m88e1121_config_aneg(struct phy_device *phydev)
610{
611 int changed = 0;
612 int err = 0;
613
614 if (phy_interface_is_rgmii(phydev)) {
615 err = m88e1121_config_aneg_rgmii_delays(phydev);
616 if (err < 0)
617 return err;
618 }
619
620 changed = err;
621
622 err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
623 if (err < 0)
624 return err;
625
626 changed |= err;
627
628 err = genphy_config_aneg(phydev);
629 if (err < 0)
630 return err;
631
632 if (phydev->autoneg != AUTONEG_ENABLE || changed) {
633 /* A software reset is used to ensure a "commit" of the
634 * changes is done.
635 */
636 err = genphy_soft_reset(phydev);
637 if (err < 0)
638 return err;
639 }
640
641 return 0;
642}
643
644static int m88e1318_config_aneg(struct phy_device *phydev)
645{
646 int err;
647
648 err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
649 MII_88E1318S_PHY_MSCR1_REG,
650 0, MII_88E1318S_PHY_MSCR1_PAD_ODD);
651 if (err < 0)
652 return err;
653
654 return m88e1121_config_aneg(phydev);
655}
656
657/**
658 * linkmode_adv_to_fiber_adv_t
659 * @advertise: the linkmode advertisement settings
660 *
661 * A small helper function that translates linkmode advertisement
662 * settings to phy autonegotiation advertisements for the MII_ADV
663 * register for fiber link.
664 */
665static inline u32 linkmode_adv_to_fiber_adv_t(unsigned long *advertise)
666{
667 u32 result = 0;
668
669 if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, advertise))
670 result |= ADVERTISE_1000XHALF;
671 if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, advertise))
672 result |= ADVERTISE_1000XFULL;
673
674 if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertise) &&
675 linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
676 result |= ADVERTISE_1000XPSE_ASYM;
677 else if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
678 result |= ADVERTISE_1000XPAUSE;
679
680 return result;
681}
682
683/**
684 * marvell_config_aneg_fiber - restart auto-negotiation or write BMCR
685 * @phydev: target phy_device struct
686 *
687 * Description: If auto-negotiation is enabled, we configure the
688 * advertising, and then restart auto-negotiation. If it is not
689 * enabled, then we write the BMCR. Adapted for fiber link in
690 * some Marvell's devices.
691 */
692static int marvell_config_aneg_fiber(struct phy_device *phydev)
693{
694 int changed = 0;
695 int err;
696 u16 adv;
697
698 if (phydev->autoneg != AUTONEG_ENABLE)
699 return genphy_setup_forced(phydev);
700
701 /* Only allow advertising what this PHY supports */
702 linkmode_and(phydev->advertising, phydev->advertising,
703 phydev->supported);
704
705 adv = linkmode_adv_to_fiber_adv_t(phydev->advertising);
706
707 /* Setup fiber advertisement */
708 err = phy_modify_changed(phydev, MII_ADVERTISE,
709 ADVERTISE_1000XHALF | ADVERTISE_1000XFULL |
710 ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM,
711 adv);
712 if (err < 0)
713 return err;
714 if (err > 0)
715 changed = 1;
716
717 return genphy_check_and_restart_aneg(phydev, changed);
718}
719
720static int m88e1111_config_aneg(struct phy_device *phydev)
721{
722 int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR);
723 int err;
724
725 if (extsr < 0)
726 return extsr;
727
728 /* If not using SGMII or copper 1000BaseX modes, use normal process.
729 * Steps below are only required for these modes.
730 */
731 if (phydev->interface != PHY_INTERFACE_MODE_SGMII &&
732 (extsr & MII_M1111_HWCFG_MODE_MASK) !=
733 MII_M1111_HWCFG_MODE_COPPER_1000X_AN)
734 return marvell_config_aneg(phydev);
735
736 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
737 if (err < 0)
738 goto error;
739
740 /* Configure the copper link first */
741 err = marvell_config_aneg(phydev);
742 if (err < 0)
743 goto error;
744
745 /* Then the fiber link */
746 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
747 if (err < 0)
748 goto error;
749
750 if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
751 /* Do not touch the fiber advertisement if we're in copper->sgmii mode.
752 * Just ensure that SGMII-side autonegotiation is enabled.
753 * If we switched from some other mode to SGMII it may not be.
754 */
755 err = genphy_check_and_restart_aneg(phydev, false);
756 else
757 err = marvell_config_aneg_fiber(phydev);
758 if (err < 0)
759 goto error;
760
761 return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
762
763error:
764 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
765 return err;
766}
767
768static int m88e1510_config_aneg(struct phy_device *phydev)
769{
770 int err;
771
772 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
773 if (err < 0)
774 goto error;
775
776 /* Configure the copper link first */
777 err = m88e1318_config_aneg(phydev);
778 if (err < 0)
779 goto error;
780
781 /* Do not touch the fiber page if we're in copper->sgmii mode */
782 if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
783 return 0;
784
785 /* Then the fiber link */
786 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
787 if (err < 0)
788 goto error;
789
790 err = marvell_config_aneg_fiber(phydev);
791 if (err < 0)
792 goto error;
793
794 return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
795
796error:
797 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
798 return err;
799}
800
801static void marvell_config_led(struct phy_device *phydev)
802{
803 u16 def_config;
804 int err;
805
806 switch (MARVELL_PHY_FAMILY_ID(phydev->phy_id)) {
807 /* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
808 case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1121R):
809 case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1318S):
810 def_config = MII_88E1121_PHY_LED_DEF;
811 break;
812 /* Default PHY LED config:
813 * LED[0] .. 1000Mbps Link
814 * LED[1] .. 100Mbps Link
815 * LED[2] .. Blink, Activity
816 */
817 case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1510):
818 if (phydev->dev_flags & MARVELL_PHY_LED0_LINK_LED1_ACTIVE)
819 def_config = MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE;
820 else
821 def_config = MII_88E1510_PHY_LED_DEF;
822 break;
823 default:
824 return;
825 }
826
827 err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, MII_PHY_LED_CTRL,
828 def_config);
829 if (err < 0)
830 phydev_warn(phydev, "Fail to config marvell phy LED.\n");
831}
832
833static int marvell_config_init(struct phy_device *phydev)
834{
835 /* Set default LED */
836 marvell_config_led(phydev);
837
838 /* Set registers from marvell,reg-init DT property */
839 return marvell_of_reg_init(phydev);
840}
841
842static int m88e3016_config_init(struct phy_device *phydev)
843{
844 int ret;
845
846 /* Enable Scrambler and Auto-Crossover */
847 ret = phy_modify(phydev, MII_88E3016_PHY_SPEC_CTRL,
848 MII_88E3016_DISABLE_SCRAMBLER,
849 MII_88E3016_AUTO_MDIX_CROSSOVER);
850 if (ret < 0)
851 return ret;
852
853 return marvell_config_init(phydev);
854}
855
856static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev,
857 u16 mode,
858 int fibre_copper_auto)
859{
860 if (fibre_copper_auto)
861 mode |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
862
863 return phy_modify(phydev, MII_M1111_PHY_EXT_SR,
864 MII_M1111_HWCFG_MODE_MASK |
865 MII_M1111_HWCFG_FIBER_COPPER_AUTO |
866 MII_M1111_HWCFG_FIBER_COPPER_RES,
867 mode);
868}
869
870static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev)
871{
872 int delay;
873
874 switch (phydev->interface) {
875 case PHY_INTERFACE_MODE_RGMII_ID:
876 delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY;
877 break;
878 case PHY_INTERFACE_MODE_RGMII_RXID:
879 delay = MII_M1111_RGMII_RX_DELAY;
880 break;
881 case PHY_INTERFACE_MODE_RGMII_TXID:
882 delay = MII_M1111_RGMII_TX_DELAY;
883 break;
884 default:
885 delay = 0;
886 break;
887 }
888
889 return phy_modify(phydev, MII_M1111_PHY_EXT_CR,
890 MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY,
891 delay);
892}
893
894static int m88e1111_config_init_rgmii(struct phy_device *phydev)
895{
896 int temp;
897 int err;
898
899 err = m88e1111_config_init_rgmii_delays(phydev);
900 if (err < 0)
901 return err;
902
903 temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
904 if (temp < 0)
905 return temp;
906
907 temp &= ~(MII_M1111_HWCFG_MODE_MASK);
908
909 if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
910 temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
911 else
912 temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
913
914 return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
915}
916
917static int m88e1111_config_init_sgmii(struct phy_device *phydev)
918{
919 int err;
920
921 err = m88e1111_config_init_hwcfg_mode(
922 phydev,
923 MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
924 MII_M1111_HWCFG_FIBER_COPPER_AUTO);
925 if (err < 0)
926 return err;
927
928 /* make sure copper is selected */
929 return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
930}
931
932static int m88e1111_config_init_rtbi(struct phy_device *phydev)
933{
934 int err;
935
936 err = m88e1111_config_init_rgmii_delays(phydev);
937 if (err < 0)
938 return err;
939
940 err = m88e1111_config_init_hwcfg_mode(
941 phydev,
942 MII_M1111_HWCFG_MODE_RTBI,
943 MII_M1111_HWCFG_FIBER_COPPER_AUTO);
944 if (err < 0)
945 return err;
946
947 /* soft reset */
948 err = genphy_soft_reset(phydev);
949 if (err < 0)
950 return err;
951
952 return m88e1111_config_init_hwcfg_mode(
953 phydev,
954 MII_M1111_HWCFG_MODE_RTBI,
955 MII_M1111_HWCFG_FIBER_COPPER_AUTO);
956}
957
958static int m88e1111_config_init_1000basex(struct phy_device *phydev)
959{
960 int extsr = phy_read(phydev, MII_M1111_PHY_EXT_SR);
961 int err, mode;
962
963 if (extsr < 0)
964 return extsr;
965
966 /* If using copper mode, ensure 1000BaseX auto-negotiation is enabled.
967 * FIXME: this does not actually enable 1000BaseX auto-negotiation if
968 * it was previously disabled in the Fiber BMCR!
969 */
970 mode = extsr & MII_M1111_HWCFG_MODE_MASK;
971 if (mode == MII_M1111_HWCFG_MODE_COPPER_1000X_NOAN) {
972 err = phy_modify(phydev, MII_M1111_PHY_EXT_SR,
973 MII_M1111_HWCFG_MODE_MASK |
974 MII_M1111_HWCFG_SERIAL_AN_BYPASS,
975 MII_M1111_HWCFG_MODE_COPPER_1000X_AN |
976 MII_M1111_HWCFG_SERIAL_AN_BYPASS);
977 if (err < 0)
978 return err;
979 }
980 return 0;
981}
982
983static int m88e1111_config_init(struct phy_device *phydev)
984{
985 int err;
986
987 if (phy_interface_is_rgmii(phydev)) {
988 err = m88e1111_config_init_rgmii(phydev);
989 if (err < 0)
990 return err;
991 }
992
993 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
994 err = m88e1111_config_init_sgmii(phydev);
995 if (err < 0)
996 return err;
997 }
998
999 if (phydev->interface == PHY_INTERFACE_MODE_RTBI) {
1000 err = m88e1111_config_init_rtbi(phydev);
1001 if (err < 0)
1002 return err;
1003 }
1004
1005 if (phydev->interface == PHY_INTERFACE_MODE_1000BASEX) {
1006 err = m88e1111_config_init_1000basex(phydev);
1007 if (err < 0)
1008 return err;
1009 }
1010
1011 err = marvell_of_reg_init(phydev);
1012 if (err < 0)
1013 return err;
1014
1015 err = genphy_soft_reset(phydev);
1016 if (err < 0)
1017 return err;
1018
1019 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1020 /* If the HWCFG_MODE was changed from another mode (such as
1021 * 1000BaseX) to SGMII, the state of the support bits may have
1022 * also changed now that the PHY has been reset.
1023 * Update the PHY abilities accordingly.
1024 */
1025 err = genphy_read_abilities(phydev);
1026 linkmode_or(phydev->advertising, phydev->advertising,
1027 phydev->supported);
1028 }
1029 return err;
1030}
1031
1032static int m88e1111_get_downshift(struct phy_device *phydev, u8 *data)
1033{
1034 int val, cnt, enable;
1035
1036 val = phy_read(phydev, MII_M1111_PHY_EXT_CR);
1037 if (val < 0)
1038 return val;
1039
1040 enable = FIELD_GET(MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN, val);
1041 cnt = FIELD_GET(MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, val) + 1;
1042
1043 *data = enable ? cnt : DOWNSHIFT_DEV_DISABLE;
1044
1045 return 0;
1046}
1047
1048static int m88e1111_set_downshift(struct phy_device *phydev, u8 cnt)
1049{
1050 int val, err;
1051
1052 if (cnt > MII_M1111_PHY_EXT_CR_DOWNSHIFT_MAX)
1053 return -E2BIG;
1054
1055 if (!cnt) {
1056 err = phy_clear_bits(phydev, MII_M1111_PHY_EXT_CR,
1057 MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN);
1058 } else {
1059 val = MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN;
1060 val |= FIELD_PREP(MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK, cnt - 1);
1061
1062 err = phy_modify(phydev, MII_M1111_PHY_EXT_CR,
1063 MII_M1111_PHY_EXT_CR_DOWNSHIFT_EN |
1064 MII_M1111_PHY_EXT_CR_DOWNSHIFT_MASK,
1065 val);
1066 }
1067
1068 if (err < 0)
1069 return err;
1070
1071 return genphy_soft_reset(phydev);
1072}
1073
1074static int m88e1111_get_tunable(struct phy_device *phydev,
1075 struct ethtool_tunable *tuna, void *data)
1076{
1077 switch (tuna->id) {
1078 case ETHTOOL_PHY_DOWNSHIFT:
1079 return m88e1111_get_downshift(phydev, data);
1080 default:
1081 return -EOPNOTSUPP;
1082 }
1083}
1084
1085static int m88e1111_set_tunable(struct phy_device *phydev,
1086 struct ethtool_tunable *tuna, const void *data)
1087{
1088 switch (tuna->id) {
1089 case ETHTOOL_PHY_DOWNSHIFT:
1090 return m88e1111_set_downshift(phydev, *(const u8 *)data);
1091 default:
1092 return -EOPNOTSUPP;
1093 }
1094}
1095
1096static int m88e1011_get_downshift(struct phy_device *phydev, u8 *data)
1097{
1098 int val, cnt, enable;
1099
1100 val = phy_read(phydev, MII_M1011_PHY_SCR);
1101 if (val < 0)
1102 return val;
1103
1104 enable = FIELD_GET(MII_M1011_PHY_SCR_DOWNSHIFT_EN, val);
1105 cnt = FIELD_GET(MII_M1011_PHY_SCR_DOWNSHIFT_MASK, val) + 1;
1106
1107 *data = enable ? cnt : DOWNSHIFT_DEV_DISABLE;
1108
1109 return 0;
1110}
1111
1112static int m88e1011_set_downshift(struct phy_device *phydev, u8 cnt)
1113{
1114 int val, err;
1115
1116 if (cnt > MII_M1011_PHY_SCR_DOWNSHIFT_MAX)
1117 return -E2BIG;
1118
1119 if (!cnt) {
1120 err = phy_clear_bits(phydev, MII_M1011_PHY_SCR,
1121 MII_M1011_PHY_SCR_DOWNSHIFT_EN);
1122 } else {
1123 val = MII_M1011_PHY_SCR_DOWNSHIFT_EN;
1124 val |= FIELD_PREP(MII_M1011_PHY_SCR_DOWNSHIFT_MASK, cnt - 1);
1125
1126 err = phy_modify(phydev, MII_M1011_PHY_SCR,
1127 MII_M1011_PHY_SCR_DOWNSHIFT_EN |
1128 MII_M1011_PHY_SCR_DOWNSHIFT_MASK,
1129 val);
1130 }
1131
1132 if (err < 0)
1133 return err;
1134
1135 return genphy_soft_reset(phydev);
1136}
1137
1138static int m88e1011_get_tunable(struct phy_device *phydev,
1139 struct ethtool_tunable *tuna, void *data)
1140{
1141 switch (tuna->id) {
1142 case ETHTOOL_PHY_DOWNSHIFT:
1143 return m88e1011_get_downshift(phydev, data);
1144 default:
1145 return -EOPNOTSUPP;
1146 }
1147}
1148
1149static int m88e1011_set_tunable(struct phy_device *phydev,
1150 struct ethtool_tunable *tuna, const void *data)
1151{
1152 switch (tuna->id) {
1153 case ETHTOOL_PHY_DOWNSHIFT:
1154 return m88e1011_set_downshift(phydev, *(const u8 *)data);
1155 default:
1156 return -EOPNOTSUPP;
1157 }
1158}
1159
1160static int m88e1112_config_init(struct phy_device *phydev)
1161{
1162 int err;
1163
1164 err = m88e1011_set_downshift(phydev, 3);
1165 if (err < 0)
1166 return err;
1167
1168 return m88e1111_config_init(phydev);
1169}
1170
1171static int m88e1111gbe_config_init(struct phy_device *phydev)
1172{
1173 int err;
1174
1175 err = m88e1111_set_downshift(phydev, 3);
1176 if (err < 0)
1177 return err;
1178
1179 return m88e1111_config_init(phydev);
1180}
1181
1182static int marvell_1011gbe_config_init(struct phy_device *phydev)
1183{
1184 int err;
1185
1186 err = m88e1011_set_downshift(phydev, 3);
1187 if (err < 0)
1188 return err;
1189
1190 return marvell_config_init(phydev);
1191}
1192static int m88e1116r_config_init(struct phy_device *phydev)
1193{
1194 int err;
1195
1196 err = genphy_soft_reset(phydev);
1197 if (err < 0)
1198 return err;
1199
1200 msleep(500);
1201
1202 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1203 if (err < 0)
1204 return err;
1205
1206 err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
1207 if (err < 0)
1208 return err;
1209
1210 err = m88e1011_set_downshift(phydev, 8);
1211 if (err < 0)
1212 return err;
1213
1214 if (phy_interface_is_rgmii(phydev)) {
1215 err = m88e1121_config_aneg_rgmii_delays(phydev);
1216 if (err < 0)
1217 return err;
1218 }
1219
1220 err = genphy_soft_reset(phydev);
1221 if (err < 0)
1222 return err;
1223
1224 return marvell_config_init(phydev);
1225}
1226
1227static int m88e1318_config_init(struct phy_device *phydev)
1228{
1229 if (phy_interrupt_is_valid(phydev)) {
1230 int err = phy_modify_paged(
1231 phydev, MII_MARVELL_LED_PAGE,
1232 MII_88E1318S_PHY_LED_TCR,
1233 MII_88E1318S_PHY_LED_TCR_FORCE_INT,
1234 MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
1235 MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
1236 if (err < 0)
1237 return err;
1238 }
1239
1240 return marvell_config_init(phydev);
1241}
1242
1243static int m88e1510_config_init(struct phy_device *phydev)
1244{
1245 static const struct {
1246 u16 reg17, reg16;
1247 } errata_vals[] = {
1248 { 0x214b, 0x2144 },
1249 { 0x0c28, 0x2146 },
1250 { 0xb233, 0x214d },
1251 { 0xcc0c, 0x2159 },
1252 };
1253 int err;
1254 int i;
1255
1256 /* As per Marvell Release Notes - Alaska 88E1510/88E1518/88E1512/
1257 * 88E1514 Rev A0, Errata Section 5.1:
1258 * If EEE is intended to be used, the following register writes
1259 * must be done once after every hardware reset.
1260 */
1261 err = marvell_set_page(phydev, 0x00FF);
1262 if (err < 0)
1263 return err;
1264
1265 for (i = 0; i < ARRAY_SIZE(errata_vals); ++i) {
1266 err = phy_write(phydev, 17, errata_vals[i].reg17);
1267 if (err)
1268 return err;
1269 err = phy_write(phydev, 16, errata_vals[i].reg16);
1270 if (err)
1271 return err;
1272 }
1273
1274 err = marvell_set_page(phydev, 0x00FB);
1275 if (err < 0)
1276 return err;
1277 err = phy_write(phydev, 07, 0xC00D);
1278 if (err < 0)
1279 return err;
1280 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1281 if (err < 0)
1282 return err;
1283
1284 /* SGMII-to-Copper mode initialization */
1285 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1286 /* Select page 18 */
1287 err = marvell_set_page(phydev, 18);
1288 if (err < 0)
1289 return err;
1290
1291 /* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */
1292 err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
1293 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
1294 MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII);
1295 if (err < 0)
1296 return err;
1297
1298 /* PHY reset is necessary after changing MODE[2:0] */
1299 err = phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1,
1300 MII_88E1510_GEN_CTRL_REG_1_RESET);
1301 if (err < 0)
1302 return err;
1303
1304 /* Reset page selection */
1305 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1306 if (err < 0)
1307 return err;
1308 }
1309 err = m88e1011_set_downshift(phydev, 3);
1310 if (err < 0)
1311 return err;
1312
1313 return m88e1318_config_init(phydev);
1314}
1315
1316static int m88e1118_config_aneg(struct phy_device *phydev)
1317{
1318 int err;
1319
1320 err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
1321 if (err < 0)
1322 return err;
1323
1324 err = genphy_config_aneg(phydev);
1325 if (err < 0)
1326 return err;
1327
1328 return genphy_soft_reset(phydev);
1329}
1330
1331static int m88e1118_config_init(struct phy_device *phydev)
1332{
1333 u16 leds;
1334 int err;
1335
1336 /* Enable 1000 Mbit */
1337 err = phy_write_paged(phydev, MII_MARVELL_MSCR_PAGE,
1338 MII_88E1121_PHY_MSCR_REG, 0x1070);
1339 if (err < 0)
1340 return err;
1341
1342 if (phy_interface_is_rgmii(phydev)) {
1343 err = m88e1121_config_aneg_rgmii_delays(phydev);
1344 if (err < 0)
1345 return err;
1346 }
1347
1348 /* Adjust LED Control */
1349 if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
1350 leds = 0x1100;
1351 else
1352 leds = 0x021e;
1353
1354 err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, 0x10, leds);
1355 if (err < 0)
1356 return err;
1357
1358 err = marvell_of_reg_init(phydev);
1359 if (err < 0)
1360 return err;
1361
1362 /* Reset page register */
1363 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1364 if (err < 0)
1365 return err;
1366
1367 return genphy_soft_reset(phydev);
1368}
1369
1370static int m88e1149_config_init(struct phy_device *phydev)
1371{
1372 int err;
1373
1374 /* Change address */
1375 err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
1376 if (err < 0)
1377 return err;
1378
1379 /* Enable 1000 Mbit */
1380 err = phy_write(phydev, 0x15, 0x1048);
1381 if (err < 0)
1382 return err;
1383
1384 err = marvell_of_reg_init(phydev);
1385 if (err < 0)
1386 return err;
1387
1388 /* Reset address */
1389 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1390 if (err < 0)
1391 return err;
1392
1393 return genphy_soft_reset(phydev);
1394}
1395
1396static int m88e1145_config_init_rgmii(struct phy_device *phydev)
1397{
1398 int err;
1399
1400 err = m88e1111_config_init_rgmii_delays(phydev);
1401 if (err < 0)
1402 return err;
1403
1404 if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) {
1405 err = phy_write(phydev, 0x1d, 0x0012);
1406 if (err < 0)
1407 return err;
1408
1409 err = phy_modify(phydev, 0x1e, 0x0fc0,
1410 2 << 9 | /* 36 ohm */
1411 2 << 6); /* 39 ohm */
1412 if (err < 0)
1413 return err;
1414
1415 err = phy_write(phydev, 0x1d, 0x3);
1416 if (err < 0)
1417 return err;
1418
1419 err = phy_write(phydev, 0x1e, 0x8000);
1420 }
1421 return err;
1422}
1423
1424static int m88e1145_config_init_sgmii(struct phy_device *phydev)
1425{
1426 return m88e1111_config_init_hwcfg_mode(
1427 phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
1428 MII_M1111_HWCFG_FIBER_COPPER_AUTO);
1429}
1430
1431static int m88e1145_config_init(struct phy_device *phydev)
1432{
1433 int err;
1434
1435 /* Take care of errata E0 & E1 */
1436 err = phy_write(phydev, 0x1d, 0x001b);
1437 if (err < 0)
1438 return err;
1439
1440 err = phy_write(phydev, 0x1e, 0x418f);
1441 if (err < 0)
1442 return err;
1443
1444 err = phy_write(phydev, 0x1d, 0x0016);
1445 if (err < 0)
1446 return err;
1447
1448 err = phy_write(phydev, 0x1e, 0xa2da);
1449 if (err < 0)
1450 return err;
1451
1452 if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
1453 err = m88e1145_config_init_rgmii(phydev);
1454 if (err < 0)
1455 return err;
1456 }
1457
1458 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1459 err = m88e1145_config_init_sgmii(phydev);
1460 if (err < 0)
1461 return err;
1462 }
1463 err = m88e1111_set_downshift(phydev, 3);
1464 if (err < 0)
1465 return err;
1466
1467 err = marvell_of_reg_init(phydev);
1468 if (err < 0)
1469 return err;
1470
1471 return 0;
1472}
1473
1474static int m88e1540_get_fld(struct phy_device *phydev, u8 *msecs)
1475{
1476 int val;
1477
1478 val = phy_read(phydev, MII_88E1540_COPPER_CTRL3);
1479 if (val < 0)
1480 return val;
1481
1482 if (!(val & MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN)) {
1483 *msecs = ETHTOOL_PHY_FAST_LINK_DOWN_OFF;
1484 return 0;
1485 }
1486
1487 val = FIELD_GET(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
1488
1489 switch (val) {
1490 case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS:
1491 *msecs = 0;
1492 break;
1493 case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS:
1494 *msecs = 10;
1495 break;
1496 case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS:
1497 *msecs = 20;
1498 break;
1499 case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS:
1500 *msecs = 40;
1501 break;
1502 default:
1503 return -EINVAL;
1504 }
1505
1506 return 0;
1507}
1508
1509static int m88e1540_set_fld(struct phy_device *phydev, const u8 *msecs)
1510{
1511 struct ethtool_keee eee;
1512 int val, ret;
1513
1514 if (*msecs == ETHTOOL_PHY_FAST_LINK_DOWN_OFF)
1515 return phy_clear_bits(phydev, MII_88E1540_COPPER_CTRL3,
1516 MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN);
1517
1518 /* According to the Marvell data sheet EEE must be disabled for
1519 * Fast Link Down detection to work properly
1520 */
1521 ret = genphy_c45_ethtool_get_eee(phydev, &eee);
1522 if (!ret && eee.eee_enabled) {
1523 phydev_warn(phydev, "Fast Link Down detection requires EEE to be disabled!\n");
1524 return -EBUSY;
1525 }
1526
1527 if (*msecs <= 5)
1528 val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS;
1529 else if (*msecs <= 15)
1530 val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS;
1531 else if (*msecs <= 30)
1532 val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS;
1533 else
1534 val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS;
1535
1536 val = FIELD_PREP(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
1537
1538 ret = phy_modify(phydev, MII_88E1540_COPPER_CTRL3,
1539 MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
1540 if (ret)
1541 return ret;
1542
1543 return phy_set_bits(phydev, MII_88E1540_COPPER_CTRL3,
1544 MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN);
1545}
1546
1547static int m88e1540_get_tunable(struct phy_device *phydev,
1548 struct ethtool_tunable *tuna, void *data)
1549{
1550 switch (tuna->id) {
1551 case ETHTOOL_PHY_FAST_LINK_DOWN:
1552 return m88e1540_get_fld(phydev, data);
1553 case ETHTOOL_PHY_DOWNSHIFT:
1554 return m88e1011_get_downshift(phydev, data);
1555 default:
1556 return -EOPNOTSUPP;
1557 }
1558}
1559
1560static int m88e1540_set_tunable(struct phy_device *phydev,
1561 struct ethtool_tunable *tuna, const void *data)
1562{
1563 switch (tuna->id) {
1564 case ETHTOOL_PHY_FAST_LINK_DOWN:
1565 return m88e1540_set_fld(phydev, data);
1566 case ETHTOOL_PHY_DOWNSHIFT:
1567 return m88e1011_set_downshift(phydev, *(const u8 *)data);
1568 default:
1569 return -EOPNOTSUPP;
1570 }
1571}
1572
1573/* The VOD can be out of specification on link up. Poke an
1574 * undocumented register, in an undocumented page, with a magic value
1575 * to fix this.
1576 */
1577static int m88e6390_errata(struct phy_device *phydev)
1578{
1579 int err;
1580
1581 err = phy_write(phydev, MII_BMCR,
1582 BMCR_ANENABLE | BMCR_SPEED1000 | BMCR_FULLDPLX);
1583 if (err)
1584 return err;
1585
1586 usleep_range(300, 400);
1587
1588 err = phy_write_paged(phydev, 0xf8, 0x08, 0x36);
1589 if (err)
1590 return err;
1591
1592 return genphy_soft_reset(phydev);
1593}
1594
1595static int m88e6390_config_aneg(struct phy_device *phydev)
1596{
1597 int err;
1598
1599 err = m88e6390_errata(phydev);
1600 if (err)
1601 return err;
1602
1603 return m88e1510_config_aneg(phydev);
1604}
1605
1606/**
1607 * fiber_lpa_mod_linkmode_lpa_t
1608 * @advertising: the linkmode advertisement settings
1609 * @lpa: value of the MII_LPA register for fiber link
1610 *
1611 * A small helper function that translates MII_LPA bits to linkmode LP
1612 * advertisement settings. Other bits in advertising are left
1613 * unchanged.
1614 */
1615static void fiber_lpa_mod_linkmode_lpa_t(unsigned long *advertising, u32 lpa)
1616{
1617 linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
1618 advertising, lpa & LPA_1000XHALF);
1619
1620 linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
1621 advertising, lpa & LPA_1000XFULL);
1622}
1623
1624static int marvell_read_status_page_an(struct phy_device *phydev,
1625 int fiber, int status)
1626{
1627 int lpa;
1628 int err;
1629
1630 if (!(status & MII_M1011_PHY_STATUS_RESOLVED)) {
1631 phydev->link = 0;
1632 return 0;
1633 }
1634
1635 if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
1636 phydev->duplex = DUPLEX_FULL;
1637 else
1638 phydev->duplex = DUPLEX_HALF;
1639
1640 switch (status & MII_M1011_PHY_STATUS_SPD_MASK) {
1641 case MII_M1011_PHY_STATUS_1000:
1642 phydev->speed = SPEED_1000;
1643 break;
1644
1645 case MII_M1011_PHY_STATUS_100:
1646 phydev->speed = SPEED_100;
1647 break;
1648
1649 default:
1650 phydev->speed = SPEED_10;
1651 break;
1652 }
1653
1654 if (!fiber) {
1655 err = genphy_read_lpa(phydev);
1656 if (err < 0)
1657 return err;
1658
1659 phy_resolve_aneg_pause(phydev);
1660 } else {
1661 lpa = phy_read(phydev, MII_LPA);
1662 if (lpa < 0)
1663 return lpa;
1664
1665 /* The fiber link is only 1000M capable */
1666 fiber_lpa_mod_linkmode_lpa_t(phydev->lp_advertising, lpa);
1667
1668 if (phydev->duplex == DUPLEX_FULL) {
1669 if (!(lpa & LPA_PAUSE_FIBER)) {
1670 phydev->pause = 0;
1671 phydev->asym_pause = 0;
1672 } else if ((lpa & LPA_PAUSE_ASYM_FIBER)) {
1673 phydev->pause = 1;
1674 phydev->asym_pause = 1;
1675 } else {
1676 phydev->pause = 1;
1677 phydev->asym_pause = 0;
1678 }
1679 }
1680 }
1681
1682 return 0;
1683}
1684
1685/* marvell_read_status_page
1686 *
1687 * Description:
1688 * Check the link, then figure out the current state
1689 * by comparing what we advertise with what the link partner
1690 * advertises. Start by checking the gigabit possibilities,
1691 * then move on to 10/100.
1692 */
1693static int marvell_read_status_page(struct phy_device *phydev, int page)
1694{
1695 int status;
1696 int fiber;
1697 int err;
1698
1699 status = phy_read(phydev, MII_M1011_PHY_STATUS);
1700 if (status < 0)
1701 return status;
1702
1703 /* Use the generic register for copper link status,
1704 * and the PHY status register for fiber link status.
1705 */
1706 if (page == MII_MARVELL_FIBER_PAGE) {
1707 phydev->link = !!(status & MII_M1011_PHY_STATUS_LINK);
1708 } else {
1709 err = genphy_update_link(phydev);
1710 if (err)
1711 return err;
1712 }
1713
1714 if (page == MII_MARVELL_FIBER_PAGE)
1715 fiber = 1;
1716 else
1717 fiber = 0;
1718
1719 linkmode_zero(phydev->lp_advertising);
1720 phydev->pause = 0;
1721 phydev->asym_pause = 0;
1722 phydev->speed = SPEED_UNKNOWN;
1723 phydev->duplex = DUPLEX_UNKNOWN;
1724 phydev->port = fiber ? PORT_FIBRE : PORT_TP;
1725
1726 if (fiber) {
1727 phydev->mdix = ETH_TP_MDI_INVALID;
1728 } else {
1729 /* The MDI-X state is set regardless of Autoneg being enabled
1730 * and reflects forced MDI-X state as well as auto resolution
1731 */
1732 if (status & MII_M1011_PHY_STATUS_RESOLVED)
1733 phydev->mdix = status & MII_M1011_PHY_STATUS_MDIX ?
1734 ETH_TP_MDI_X : ETH_TP_MDI;
1735 else
1736 phydev->mdix = ETH_TP_MDI_INVALID;
1737 }
1738
1739 if (phydev->autoneg == AUTONEG_ENABLE)
1740 err = marvell_read_status_page_an(phydev, fiber, status);
1741 else
1742 err = genphy_read_status_fixed(phydev);
1743
1744 return err;
1745}
1746
1747/* marvell_read_status
1748 *
1749 * Some Marvell's phys have two modes: fiber and copper.
1750 * Both need status checked.
1751 * Description:
1752 * First, check the fiber link and status.
1753 * If the fiber link is down, check the copper link and status which
1754 * will be the default value if both link are down.
1755 */
1756static int marvell_read_status(struct phy_device *phydev)
1757{
1758 int err;
1759
1760 /* Check the fiber mode first */
1761 if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1762 phydev->supported) &&
1763 phydev->interface != PHY_INTERFACE_MODE_SGMII) {
1764 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1765 if (err < 0)
1766 goto error;
1767
1768 err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE);
1769 if (err < 0)
1770 goto error;
1771
1772 /* If the fiber link is up, it is the selected and
1773 * used link. In this case, we need to stay in the
1774 * fiber page. Please to be careful about that, avoid
1775 * to restore Copper page in other functions which
1776 * could break the behaviour for some fiber phy like
1777 * 88E1512.
1778 */
1779 if (phydev->link)
1780 return 0;
1781
1782 /* If fiber link is down, check and save copper mode state */
1783 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1784 if (err < 0)
1785 goto error;
1786 }
1787
1788 return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE);
1789
1790error:
1791 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1792 return err;
1793}
1794
1795/* marvell_suspend
1796 *
1797 * Some Marvell's phys have two modes: fiber and copper.
1798 * Both need to be suspended
1799 */
1800static int marvell_suspend(struct phy_device *phydev)
1801{
1802 int err;
1803
1804 /* Suspend the fiber mode first */
1805 if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1806 phydev->supported)) {
1807 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1808 if (err < 0)
1809 goto error;
1810
1811 /* With the page set, use the generic suspend */
1812 err = genphy_suspend(phydev);
1813 if (err < 0)
1814 goto error;
1815
1816 /* Then, the copper link */
1817 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1818 if (err < 0)
1819 goto error;
1820 }
1821
1822 /* With the page set, use the generic suspend */
1823 return genphy_suspend(phydev);
1824
1825error:
1826 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1827 return err;
1828}
1829
1830/* marvell_resume
1831 *
1832 * Some Marvell's phys have two modes: fiber and copper.
1833 * Both need to be resumed
1834 */
1835static int marvell_resume(struct phy_device *phydev)
1836{
1837 int err;
1838
1839 /* Resume the fiber mode first */
1840 if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1841 phydev->supported)) {
1842 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1843 if (err < 0)
1844 goto error;
1845
1846 /* With the page set, use the generic resume */
1847 err = genphy_resume(phydev);
1848 if (err < 0)
1849 goto error;
1850
1851 /* Then, the copper link */
1852 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1853 if (err < 0)
1854 goto error;
1855 }
1856
1857 /* With the page set, use the generic resume */
1858 return genphy_resume(phydev);
1859
1860error:
1861 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1862 return err;
1863}
1864
1865static int marvell_aneg_done(struct phy_device *phydev)
1866{
1867 int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
1868
1869 return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
1870}
1871
1872static void m88e1318_get_wol(struct phy_device *phydev,
1873 struct ethtool_wolinfo *wol)
1874{
1875 int ret;
1876
1877 wol->supported = WAKE_MAGIC | WAKE_PHY;
1878 wol->wolopts = 0;
1879
1880 ret = phy_read_paged(phydev, MII_MARVELL_WOL_PAGE,
1881 MII_88E1318S_PHY_WOL_CTRL);
1882 if (ret < 0)
1883 return;
1884
1885 if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
1886 wol->wolopts |= WAKE_MAGIC;
1887
1888 if (ret & MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE)
1889 wol->wolopts |= WAKE_PHY;
1890}
1891
1892static int m88e1318_set_wol(struct phy_device *phydev,
1893 struct ethtool_wolinfo *wol)
1894{
1895 int err = 0, oldpage;
1896
1897 oldpage = phy_save_page(phydev);
1898 if (oldpage < 0)
1899 goto error;
1900
1901 if (wol->wolopts & (WAKE_MAGIC | WAKE_PHY)) {
1902 /* Explicitly switch to page 0x00, just to be sure */
1903 err = marvell_write_page(phydev, MII_MARVELL_COPPER_PAGE);
1904 if (err < 0)
1905 goto error;
1906
1907 /* If WOL event happened once, the LED[2] interrupt pin
1908 * will not be cleared unless we reading the interrupt status
1909 * register. If interrupts are in use, the normal interrupt
1910 * handling will clear the WOL event. Clear the WOL event
1911 * before enabling it if !phy_interrupt_is_valid()
1912 */
1913 if (!phy_interrupt_is_valid(phydev))
1914 __phy_read(phydev, MII_M1011_IEVENT);
1915
1916 /* Enable the WOL interrupt */
1917 err = __phy_set_bits(phydev, MII_88E1318S_PHY_CSIER,
1918 MII_88E1318S_PHY_CSIER_WOL_EIE);
1919 if (err < 0)
1920 goto error;
1921
1922 err = marvell_write_page(phydev, MII_MARVELL_LED_PAGE);
1923 if (err < 0)
1924 goto error;
1925
1926 /* Setup LED[2] as interrupt pin (active low) */
1927 err = __phy_modify(phydev, MII_88E1318S_PHY_LED_TCR,
1928 MII_88E1318S_PHY_LED_TCR_FORCE_INT,
1929 MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
1930 MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
1931 if (err < 0)
1932 goto error;
1933 }
1934
1935 if (wol->wolopts & WAKE_MAGIC) {
1936 err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1937 if (err < 0)
1938 goto error;
1939
1940 /* Store the device address for the magic packet */
1941 err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2,
1942 ((phydev->attached_dev->dev_addr[5] << 8) |
1943 phydev->attached_dev->dev_addr[4]));
1944 if (err < 0)
1945 goto error;
1946 err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1,
1947 ((phydev->attached_dev->dev_addr[3] << 8) |
1948 phydev->attached_dev->dev_addr[2]));
1949 if (err < 0)
1950 goto error;
1951 err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0,
1952 ((phydev->attached_dev->dev_addr[1] << 8) |
1953 phydev->attached_dev->dev_addr[0]));
1954 if (err < 0)
1955 goto error;
1956
1957 /* Clear WOL status and enable magic packet matching */
1958 err = __phy_set_bits(phydev, MII_88E1318S_PHY_WOL_CTRL,
1959 MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
1960 MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE);
1961 if (err < 0)
1962 goto error;
1963 } else {
1964 err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1965 if (err < 0)
1966 goto error;
1967
1968 /* Clear WOL status and disable magic packet matching */
1969 err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
1970 MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE,
1971 MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
1972 if (err < 0)
1973 goto error;
1974 }
1975
1976 if (wol->wolopts & WAKE_PHY) {
1977 err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1978 if (err < 0)
1979 goto error;
1980
1981 /* Clear WOL status and enable link up event */
1982 err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0,
1983 MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
1984 MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE);
1985 if (err < 0)
1986 goto error;
1987 } else {
1988 err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1989 if (err < 0)
1990 goto error;
1991
1992 /* Clear WOL status and disable link up event */
1993 err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
1994 MII_88E1318S_PHY_WOL_CTRL_LINK_UP_ENABLE,
1995 MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
1996 if (err < 0)
1997 goto error;
1998 }
1999
2000error:
2001 return phy_restore_page(phydev, oldpage, err);
2002}
2003
2004static int marvell_get_sset_count(struct phy_device *phydev)
2005{
2006 if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
2007 phydev->supported))
2008 return ARRAY_SIZE(marvell_hw_stats);
2009 else
2010 return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS;
2011}
2012
2013static int marvell_get_sset_count_simple(struct phy_device *phydev)
2014{
2015 return ARRAY_SIZE(marvell_hw_stats_simple);
2016}
2017
2018static void marvell_get_strings(struct phy_device *phydev, u8 *data)
2019{
2020 int count = marvell_get_sset_count(phydev);
2021 int i;
2022
2023 for (i = 0; i < count; i++)
2024 ethtool_puts(&data, marvell_hw_stats[i].string);
2025}
2026
2027static void marvell_get_strings_simple(struct phy_device *phydev, u8 *data)
2028{
2029 int count = marvell_get_sset_count_simple(phydev);
2030 int i;
2031
2032 for (i = 0; i < count; i++)
2033 ethtool_puts(&data, marvell_hw_stats_simple[i].string);
2034}
2035
2036static u64 marvell_get_stat(struct phy_device *phydev, int i)
2037{
2038 struct marvell_hw_stat stat = marvell_hw_stats[i];
2039 struct marvell_priv *priv = phydev->priv;
2040 int val;
2041 u64 ret;
2042
2043 val = phy_read_paged(phydev, stat.page, stat.reg);
2044 if (val < 0) {
2045 ret = U64_MAX;
2046 } else {
2047 val = val & ((1 << stat.bits) - 1);
2048 priv->stats[i] += val;
2049 ret = priv->stats[i];
2050 }
2051
2052 return ret;
2053}
2054
2055static u64 marvell_get_stat_simple(struct phy_device *phydev, int i)
2056{
2057 struct marvell_hw_stat_simple stat = marvell_hw_stats_simple[i];
2058 struct marvell_priv *priv = phydev->priv;
2059 int val;
2060 u64 ret;
2061
2062 val = phy_read(phydev, stat.reg);
2063 if (val < 0) {
2064 ret = U64_MAX;
2065 } else {
2066 val = val & ((1 << stat.bits) - 1);
2067 priv->stats[i] += val;
2068 ret = priv->stats[i];
2069 }
2070
2071 return ret;
2072}
2073
2074static void marvell_get_stats(struct phy_device *phydev,
2075 struct ethtool_stats *stats, u64 *data)
2076{
2077 int count = marvell_get_sset_count(phydev);
2078 int i;
2079
2080 for (i = 0; i < count; i++)
2081 data[i] = marvell_get_stat(phydev, i);
2082}
2083
2084static void marvell_get_stats_simple(struct phy_device *phydev,
2085 struct ethtool_stats *stats, u64 *data)
2086{
2087 int count = marvell_get_sset_count_simple(phydev);
2088 int i;
2089
2090 for (i = 0; i < count; i++)
2091 data[i] = marvell_get_stat_simple(phydev, i);
2092}
2093
2094static int m88e1510_loopback(struct phy_device *phydev, bool enable)
2095{
2096 int err;
2097
2098 if (enable) {
2099 u16 bmcr_ctl, mscr2_ctl = 0;
2100
2101 bmcr_ctl = mii_bmcr_encode_fixed(phydev->speed, phydev->duplex);
2102
2103 err = phy_write(phydev, MII_BMCR, bmcr_ctl);
2104 if (err < 0)
2105 return err;
2106
2107 if (phydev->speed == SPEED_1000)
2108 mscr2_ctl = BMCR_SPEED1000;
2109 else if (phydev->speed == SPEED_100)
2110 mscr2_ctl = BMCR_SPEED100;
2111
2112 err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
2113 MII_88E1510_MSCR_2, BMCR_SPEED1000 |
2114 BMCR_SPEED100, mscr2_ctl);
2115 if (err < 0)
2116 return err;
2117
2118 /* Need soft reset to have speed configuration takes effect */
2119 err = genphy_soft_reset(phydev);
2120 if (err < 0)
2121 return err;
2122
2123 err = phy_modify(phydev, MII_BMCR, BMCR_LOOPBACK,
2124 BMCR_LOOPBACK);
2125
2126 if (!err) {
2127 /* It takes some time for PHY device to switch
2128 * into/out-of loopback mode.
2129 */
2130 msleep(1000);
2131 }
2132 return err;
2133 } else {
2134 err = phy_modify(phydev, MII_BMCR, BMCR_LOOPBACK, 0);
2135 if (err < 0)
2136 return err;
2137
2138 return phy_config_aneg(phydev);
2139 }
2140}
2141
2142static int marvell_vct5_wait_complete(struct phy_device *phydev)
2143{
2144 int i;
2145 int val;
2146
2147 for (i = 0; i < 32; i++) {
2148 val = __phy_read(phydev, MII_VCT5_CTRL);
2149 if (val < 0)
2150 return val;
2151
2152 if (val & MII_VCT5_CTRL_COMPLETE)
2153 return 0;
2154 }
2155
2156 phydev_err(phydev, "Timeout while waiting for cable test to finish\n");
2157 return -ETIMEDOUT;
2158}
2159
2160static int marvell_vct5_amplitude(struct phy_device *phydev, int pair)
2161{
2162 int amplitude;
2163 int val;
2164 int reg;
2165
2166 reg = MII_VCT5_TX_RX_MDI0_COUPLING + pair;
2167 val = __phy_read(phydev, reg);
2168
2169 if (val < 0)
2170 return 0;
2171
2172 amplitude = (val & MII_VCT5_TX_RX_AMPLITUDE_MASK) >>
2173 MII_VCT5_TX_RX_AMPLITUDE_SHIFT;
2174
2175 if (!(val & MII_VCT5_TX_RX_COUPLING_POSITIVE_REFLECTION))
2176 amplitude = -amplitude;
2177
2178 return 1000 * amplitude / 128;
2179}
2180
2181static u32 marvell_vct5_distance2cm(int distance)
2182{
2183 return distance * 805 / 10;
2184}
2185
2186static u32 marvell_vct5_cm2distance(int cm)
2187{
2188 return cm * 10 / 805;
2189}
2190
2191static int marvell_vct5_amplitude_distance(struct phy_device *phydev,
2192 int distance, int pair)
2193{
2194 u16 reg;
2195 int err;
2196 int mV;
2197 int i;
2198
2199 err = __phy_write(phydev, MII_VCT5_SAMPLE_POINT_DISTANCE,
2200 distance);
2201 if (err)
2202 return err;
2203
2204 reg = MII_VCT5_CTRL_ENABLE |
2205 MII_VCT5_CTRL_TX_SAME_CHANNEL |
2206 MII_VCT5_CTRL_SAMPLES_DEFAULT |
2207 MII_VCT5_CTRL_SAMPLE_POINT |
2208 MII_VCT5_CTRL_PEEK_HYST_DEFAULT;
2209 err = __phy_write(phydev, MII_VCT5_CTRL, reg);
2210 if (err)
2211 return err;
2212
2213 err = marvell_vct5_wait_complete(phydev);
2214 if (err)
2215 return err;
2216
2217 for (i = 0; i < 4; i++) {
2218 if (pair != PHY_PAIR_ALL && i != pair)
2219 continue;
2220
2221 mV = marvell_vct5_amplitude(phydev, i);
2222 ethnl_cable_test_amplitude(phydev, i, mV);
2223 }
2224
2225 return 0;
2226}
2227
2228static int marvell_vct5_amplitude_graph(struct phy_device *phydev)
2229{
2230 struct marvell_priv *priv = phydev->priv;
2231 int distance;
2232 u16 width;
2233 int page;
2234 int err;
2235 u16 reg;
2236
2237 if (priv->first <= TDR_SHORT_CABLE_LENGTH)
2238 width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS;
2239 else
2240 width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS;
2241
2242 reg = MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV |
2243 MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN |
2244 MII_VCT5_TX_PULSE_CTRL_MAX_AMP | width;
2245
2246 err = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE,
2247 MII_VCT5_TX_PULSE_CTRL, reg);
2248 if (err)
2249 return err;
2250
2251 /* Reading the TDR data is very MDIO heavy. We need to optimize
2252 * access to keep the time to a minimum. So lock the bus once,
2253 * and don't release it until complete. We can then avoid having
2254 * to change the page for every access, greatly speeding things
2255 * up.
2256 */
2257 page = phy_select_page(phydev, MII_MARVELL_VCT5_PAGE);
2258 if (page < 0)
2259 goto restore_page;
2260
2261 for (distance = priv->first;
2262 distance <= priv->last;
2263 distance += priv->step) {
2264 err = marvell_vct5_amplitude_distance(phydev, distance,
2265 priv->pair);
2266 if (err)
2267 goto restore_page;
2268
2269 if (distance > TDR_SHORT_CABLE_LENGTH &&
2270 width == MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_32nS) {
2271 width = MII_VCT5_TX_PULSE_CTRL_PULSE_WIDTH_128nS;
2272 reg = MII_VCT5_TX_PULSE_CTRL_GT_140m_46_86mV |
2273 MII_VCT5_TX_PULSE_CTRL_DONT_WAIT_LINK_DOWN |
2274 MII_VCT5_TX_PULSE_CTRL_MAX_AMP | width;
2275 err = __phy_write(phydev, MII_VCT5_TX_PULSE_CTRL, reg);
2276 if (err)
2277 goto restore_page;
2278 }
2279 }
2280
2281restore_page:
2282 return phy_restore_page(phydev, page, err);
2283}
2284
2285static int marvell_cable_test_start_common(struct phy_device *phydev)
2286{
2287 int bmcr, bmsr, ret;
2288
2289 /* If auto-negotiation is enabled, but not complete, the cable
2290 * test never completes. So disable auto-neg.
2291 */
2292 bmcr = phy_read(phydev, MII_BMCR);
2293 if (bmcr < 0)
2294 return bmcr;
2295
2296 bmsr = phy_read(phydev, MII_BMSR);
2297
2298 if (bmsr < 0)
2299 return bmsr;
2300
2301 if (bmcr & BMCR_ANENABLE) {
2302 ret = phy_clear_bits(phydev, MII_BMCR, BMCR_ANENABLE);
2303 if (ret < 0)
2304 return ret;
2305 ret = genphy_soft_reset(phydev);
2306 if (ret < 0)
2307 return ret;
2308 }
2309
2310 /* If the link is up, allow it some time to go down */
2311 if (bmsr & BMSR_LSTATUS)
2312 msleep(1500);
2313
2314 return 0;
2315}
2316
2317static int marvell_vct7_cable_test_start(struct phy_device *phydev)
2318{
2319 struct marvell_priv *priv = phydev->priv;
2320 int ret;
2321
2322 ret = marvell_cable_test_start_common(phydev);
2323 if (ret)
2324 return ret;
2325
2326 priv->cable_test_tdr = false;
2327
2328 /* Reset the VCT5 API control to defaults, otherwise
2329 * VCT7 does not work correctly.
2330 */
2331 ret = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE,
2332 MII_VCT5_CTRL,
2333 MII_VCT5_CTRL_TX_SAME_CHANNEL |
2334 MII_VCT5_CTRL_SAMPLES_DEFAULT |
2335 MII_VCT5_CTRL_MODE_MAXIMUM_PEEK |
2336 MII_VCT5_CTRL_PEEK_HYST_DEFAULT);
2337 if (ret)
2338 return ret;
2339
2340 ret = phy_write_paged(phydev, MII_MARVELL_VCT5_PAGE,
2341 MII_VCT5_SAMPLE_POINT_DISTANCE, 0);
2342 if (ret)
2343 return ret;
2344
2345 return phy_write_paged(phydev, MII_MARVELL_VCT7_PAGE,
2346 MII_VCT7_CTRL,
2347 MII_VCT7_CTRL_RUN_NOW |
2348 MII_VCT7_CTRL_CENTIMETERS);
2349}
2350
2351static int marvell_vct5_cable_test_tdr_start(struct phy_device *phydev,
2352 const struct phy_tdr_config *cfg)
2353{
2354 struct marvell_priv *priv = phydev->priv;
2355 int ret;
2356
2357 priv->cable_test_tdr = true;
2358 priv->first = marvell_vct5_cm2distance(cfg->first);
2359 priv->last = marvell_vct5_cm2distance(cfg->last);
2360 priv->step = marvell_vct5_cm2distance(cfg->step);
2361 priv->pair = cfg->pair;
2362
2363 if (priv->first > MII_VCT5_SAMPLE_POINT_DISTANCE_MAX)
2364 return -EINVAL;
2365
2366 if (priv->last > MII_VCT5_SAMPLE_POINT_DISTANCE_MAX)
2367 return -EINVAL;
2368
2369 /* Disable VCT7 */
2370 ret = phy_write_paged(phydev, MII_MARVELL_VCT7_PAGE,
2371 MII_VCT7_CTRL, 0);
2372 if (ret)
2373 return ret;
2374
2375 ret = marvell_cable_test_start_common(phydev);
2376 if (ret)
2377 return ret;
2378
2379 ret = ethnl_cable_test_pulse(phydev, 1000);
2380 if (ret)
2381 return ret;
2382
2383 return ethnl_cable_test_step(phydev,
2384 marvell_vct5_distance2cm(priv->first),
2385 marvell_vct5_distance2cm(priv->last),
2386 marvell_vct5_distance2cm(priv->step));
2387}
2388
2389static int marvell_vct7_distance_to_length(int distance, bool meter)
2390{
2391 if (meter)
2392 distance *= 100;
2393
2394 return distance;
2395}
2396
2397static bool marvell_vct7_distance_valid(int result)
2398{
2399 switch (result) {
2400 case MII_VCT7_RESULTS_OPEN:
2401 case MII_VCT7_RESULTS_SAME_SHORT:
2402 case MII_VCT7_RESULTS_CROSS_SHORT:
2403 return true;
2404 }
2405 return false;
2406}
2407
2408static int marvell_vct7_report_length(struct phy_device *phydev,
2409 int pair, bool meter)
2410{
2411 int length;
2412 int ret;
2413
2414 ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE,
2415 MII_VCT7_PAIR_0_DISTANCE + pair);
2416 if (ret < 0)
2417 return ret;
2418
2419 length = marvell_vct7_distance_to_length(ret, meter);
2420
2421 ethnl_cable_test_fault_length(phydev, pair, length);
2422
2423 return 0;
2424}
2425
2426static int marvell_vct7_cable_test_report_trans(int result)
2427{
2428 switch (result) {
2429 case MII_VCT7_RESULTS_OK:
2430 return ETHTOOL_A_CABLE_RESULT_CODE_OK;
2431 case MII_VCT7_RESULTS_OPEN:
2432 return ETHTOOL_A_CABLE_RESULT_CODE_OPEN;
2433 case MII_VCT7_RESULTS_SAME_SHORT:
2434 return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT;
2435 case MII_VCT7_RESULTS_CROSS_SHORT:
2436 return ETHTOOL_A_CABLE_RESULT_CODE_CROSS_SHORT;
2437 default:
2438 return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC;
2439 }
2440}
2441
2442static int marvell_vct7_cable_test_report(struct phy_device *phydev)
2443{
2444 int pair0, pair1, pair2, pair3;
2445 bool meter;
2446 int ret;
2447
2448 ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE,
2449 MII_VCT7_RESULTS);
2450 if (ret < 0)
2451 return ret;
2452
2453 pair3 = (ret & MII_VCT7_RESULTS_PAIR3_MASK) >>
2454 MII_VCT7_RESULTS_PAIR3_SHIFT;
2455 pair2 = (ret & MII_VCT7_RESULTS_PAIR2_MASK) >>
2456 MII_VCT7_RESULTS_PAIR2_SHIFT;
2457 pair1 = (ret & MII_VCT7_RESULTS_PAIR1_MASK) >>
2458 MII_VCT7_RESULTS_PAIR1_SHIFT;
2459 pair0 = (ret & MII_VCT7_RESULTS_PAIR0_MASK) >>
2460 MII_VCT7_RESULTS_PAIR0_SHIFT;
2461
2462 ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A,
2463 marvell_vct7_cable_test_report_trans(pair0));
2464 ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_B,
2465 marvell_vct7_cable_test_report_trans(pair1));
2466 ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_C,
2467 marvell_vct7_cable_test_report_trans(pair2));
2468 ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_D,
2469 marvell_vct7_cable_test_report_trans(pair3));
2470
2471 ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE, MII_VCT7_CTRL);
2472 if (ret < 0)
2473 return ret;
2474
2475 meter = ret & MII_VCT7_CTRL_METERS;
2476
2477 if (marvell_vct7_distance_valid(pair0))
2478 marvell_vct7_report_length(phydev, 0, meter);
2479 if (marvell_vct7_distance_valid(pair1))
2480 marvell_vct7_report_length(phydev, 1, meter);
2481 if (marvell_vct7_distance_valid(pair2))
2482 marvell_vct7_report_length(phydev, 2, meter);
2483 if (marvell_vct7_distance_valid(pair3))
2484 marvell_vct7_report_length(phydev, 3, meter);
2485
2486 return 0;
2487}
2488
2489static int marvell_vct7_cable_test_get_status(struct phy_device *phydev,
2490 bool *finished)
2491{
2492 struct marvell_priv *priv = phydev->priv;
2493 int ret;
2494
2495 if (priv->cable_test_tdr) {
2496 ret = marvell_vct5_amplitude_graph(phydev);
2497 *finished = true;
2498 return ret;
2499 }
2500
2501 *finished = false;
2502
2503 ret = phy_read_paged(phydev, MII_MARVELL_VCT7_PAGE,
2504 MII_VCT7_CTRL);
2505
2506 if (ret < 0)
2507 return ret;
2508
2509 if (!(ret & MII_VCT7_CTRL_IN_PROGRESS)) {
2510 *finished = true;
2511
2512 return marvell_vct7_cable_test_report(phydev);
2513 }
2514
2515 return 0;
2516}
2517
2518static int m88e3082_vct_cable_test_start(struct phy_device *phydev)
2519{
2520 struct marvell_priv *priv = phydev->priv;
2521 int ret;
2522
2523 /* It needs some magic workarounds described in VCT manual for this PHY.
2524 */
2525 ret = phy_write(phydev, 29, 0x0003);
2526 if (ret < 0)
2527 return ret;
2528
2529 ret = phy_write(phydev, 30, 0x6440);
2530 if (ret < 0)
2531 return ret;
2532
2533 if (priv->vct_phase == M88E3082_VCT_PHASE1) {
2534 ret = phy_write(phydev, 29, 0x000a);
2535 if (ret < 0)
2536 return ret;
2537
2538 ret = phy_write(phydev, 30, 0x0002);
2539 if (ret < 0)
2540 return ret;
2541 }
2542
2543 ret = phy_write(phydev, MII_BMCR,
2544 BMCR_RESET | BMCR_SPEED100 | BMCR_FULLDPLX);
2545 if (ret < 0)
2546 return ret;
2547
2548 ret = phy_write(phydev, MII_VCT_TXPINS, MII_VCT_TXPINS_ENVCT);
2549 if (ret < 0)
2550 return ret;
2551
2552 ret = phy_write(phydev, 29, 0x0003);
2553 if (ret < 0)
2554 return ret;
2555
2556 ret = phy_write(phydev, 30, 0x0);
2557 if (ret < 0)
2558 return ret;
2559
2560 if (priv->vct_phase == M88E3082_VCT_OFF) {
2561 priv->vct_phase = M88E3082_VCT_PHASE1;
2562 priv->pair = 0;
2563
2564 return 0;
2565 }
2566
2567 ret = phy_write(phydev, 29, 0x000a);
2568 if (ret < 0)
2569 return ret;
2570
2571 ret = phy_write(phydev, 30, 0x0);
2572 if (ret < 0)
2573 return ret;
2574
2575 priv->vct_phase = M88E3082_VCT_PHASE2;
2576
2577 return 0;
2578}
2579
2580static int m88e3082_vct_cable_test_report_trans(int result, u8 distance)
2581{
2582 switch (result) {
2583 case MII_VCT_TXRXPINS_VCTTST_OK:
2584 if (distance == MII_VCT_TXRXPINS_DISTRFLN_MAX)
2585 return ETHTOOL_A_CABLE_RESULT_CODE_OK;
2586 return ETHTOOL_A_CABLE_RESULT_CODE_IMPEDANCE_MISMATCH;
2587 case MII_VCT_TXRXPINS_VCTTST_SHORT:
2588 return ETHTOOL_A_CABLE_RESULT_CODE_SAME_SHORT;
2589 case MII_VCT_TXRXPINS_VCTTST_OPEN:
2590 return ETHTOOL_A_CABLE_RESULT_CODE_OPEN;
2591 default:
2592 return ETHTOOL_A_CABLE_RESULT_CODE_UNSPEC;
2593 }
2594}
2595
2596static u32 m88e3082_vct_distrfln_2_cm(u8 distrfln)
2597{
2598 if (distrfln < 24)
2599 return 0;
2600
2601 /* Original function for meters: y = 0.7861x - 18.862 */
2602 return (7861 * distrfln - 188620) / 100;
2603}
2604
2605static int m88e3082_vct_cable_test_get_status(struct phy_device *phydev,
2606 bool *finished)
2607{
2608 u8 tx_vcttst_res, rx_vcttst_res, tx_distrfln, rx_distrfln;
2609 struct marvell_priv *priv = phydev->priv;
2610 int ret, tx_result, rx_result;
2611 bool done_phase = true;
2612
2613 *finished = false;
2614
2615 ret = phy_read(phydev, MII_VCT_TXPINS);
2616 if (ret < 0)
2617 return ret;
2618 else if (ret & MII_VCT_TXPINS_ENVCT)
2619 return 0;
2620
2621 tx_distrfln = ret & MII_VCT_TXRXPINS_DISTRFLN;
2622 tx_vcttst_res = (ret & MII_VCT_TXRXPINS_VCTTST) >>
2623 MII_VCT_TXRXPINS_VCTTST_SHIFT;
2624
2625 ret = phy_read(phydev, MII_VCT_RXPINS);
2626 if (ret < 0)
2627 return ret;
2628
2629 rx_distrfln = ret & MII_VCT_TXRXPINS_DISTRFLN;
2630 rx_vcttst_res = (ret & MII_VCT_TXRXPINS_VCTTST) >>
2631 MII_VCT_TXRXPINS_VCTTST_SHIFT;
2632
2633 *finished = true;
2634
2635 switch (priv->vct_phase) {
2636 case M88E3082_VCT_PHASE1:
2637 tx_result = m88e3082_vct_cable_test_report_trans(tx_vcttst_res,
2638 tx_distrfln);
2639 rx_result = m88e3082_vct_cable_test_report_trans(rx_vcttst_res,
2640 rx_distrfln);
2641
2642 ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A,
2643 tx_result);
2644 ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_B,
2645 rx_result);
2646
2647 if (tx_vcttst_res == MII_VCT_TXRXPINS_VCTTST_OPEN) {
2648 done_phase = false;
2649 priv->pair |= M88E3082_PAIR_A;
2650 } else if (tx_distrfln < MII_VCT_TXRXPINS_DISTRFLN_MAX) {
2651 u8 pair = ETHTOOL_A_CABLE_PAIR_A;
2652 u32 cm = m88e3082_vct_distrfln_2_cm(tx_distrfln);
2653
2654 ethnl_cable_test_fault_length(phydev, pair, cm);
2655 }
2656
2657 if (rx_vcttst_res == MII_VCT_TXRXPINS_VCTTST_OPEN) {
2658 done_phase = false;
2659 priv->pair |= M88E3082_PAIR_B;
2660 } else if (rx_distrfln < MII_VCT_TXRXPINS_DISTRFLN_MAX) {
2661 u8 pair = ETHTOOL_A_CABLE_PAIR_B;
2662 u32 cm = m88e3082_vct_distrfln_2_cm(rx_distrfln);
2663
2664 ethnl_cable_test_fault_length(phydev, pair, cm);
2665 }
2666
2667 break;
2668 case M88E3082_VCT_PHASE2:
2669 if (priv->pair & M88E3082_PAIR_A &&
2670 tx_vcttst_res == MII_VCT_TXRXPINS_VCTTST_OPEN &&
2671 tx_distrfln < MII_VCT_TXRXPINS_DISTRFLN_MAX) {
2672 u8 pair = ETHTOOL_A_CABLE_PAIR_A;
2673 u32 cm = m88e3082_vct_distrfln_2_cm(tx_distrfln);
2674
2675 ethnl_cable_test_fault_length(phydev, pair, cm);
2676 }
2677 if (priv->pair & M88E3082_PAIR_B &&
2678 rx_vcttst_res == MII_VCT_TXRXPINS_VCTTST_OPEN &&
2679 rx_distrfln < MII_VCT_TXRXPINS_DISTRFLN_MAX) {
2680 u8 pair = ETHTOOL_A_CABLE_PAIR_B;
2681 u32 cm = m88e3082_vct_distrfln_2_cm(rx_distrfln);
2682
2683 ethnl_cable_test_fault_length(phydev, pair, cm);
2684 }
2685
2686 break;
2687 default:
2688 return -EINVAL;
2689 }
2690
2691 if (!done_phase) {
2692 *finished = false;
2693 return m88e3082_vct_cable_test_start(phydev);
2694 }
2695 if (*finished)
2696 priv->vct_phase = M88E3082_VCT_OFF;
2697 return 0;
2698}
2699
2700static int m88e1111_vct_cable_test_start(struct phy_device *phydev)
2701{
2702 int ret;
2703
2704 ret = marvell_cable_test_start_common(phydev);
2705 if (ret)
2706 return ret;
2707
2708 /* It needs some magic workarounds described in VCT manual for this PHY.
2709 */
2710 ret = phy_write(phydev, 29, 0x0018);
2711 if (ret < 0)
2712 return ret;
2713
2714 ret = phy_write(phydev, 30, 0x00c2);
2715 if (ret < 0)
2716 return ret;
2717
2718 ret = phy_write(phydev, 30, 0x00ca);
2719 if (ret < 0)
2720 return ret;
2721
2722 ret = phy_write(phydev, 30, 0x00c2);
2723 if (ret < 0)
2724 return ret;
2725
2726 ret = phy_write_paged(phydev, MII_MARVELL_COPPER_PAGE, MII_VCT_SR,
2727 MII_VCT_TXPINS_ENVCT);
2728 if (ret < 0)
2729 return ret;
2730
2731 ret = phy_write(phydev, 29, 0x0018);
2732 if (ret < 0)
2733 return ret;
2734
2735 ret = phy_write(phydev, 30, 0x0042);
2736 if (ret < 0)
2737 return ret;
2738
2739 return 0;
2740}
2741
2742static u32 m88e1111_vct_distrfln_2_cm(u8 distrfln)
2743{
2744 if (distrfln < 36)
2745 return 0;
2746
2747 /* Original function for meters: y = 0.8018x - 28.751 */
2748 return (8018 * distrfln - 287510) / 100;
2749}
2750
2751static int m88e1111_vct_cable_test_get_status(struct phy_device *phydev,
2752 bool *finished)
2753{
2754 u8 vcttst_res, distrfln;
2755 int ret, result;
2756
2757 *finished = false;
2758
2759 /* Each pair use one page: A-0, B-1, C-2, D-3 */
2760 for (u8 i = 0; i < 4; i++) {
2761 ret = phy_read_paged(phydev, i, MII_VCT_SR);
2762 if (ret < 0)
2763 return ret;
2764 else if (i == 0 && ret & MII_VCT_TXPINS_ENVCT)
2765 return 0;
2766
2767 distrfln = ret & MII_VCT_TXRXPINS_DISTRFLN;
2768 vcttst_res = (ret & MII_VCT_TXRXPINS_VCTTST) >>
2769 MII_VCT_TXRXPINS_VCTTST_SHIFT;
2770
2771 result = m88e3082_vct_cable_test_report_trans(vcttst_res,
2772 distrfln);
2773 ethnl_cable_test_result(phydev, i, result);
2774
2775 if (distrfln < MII_VCT_TXRXPINS_DISTRFLN_MAX) {
2776 u32 cm = m88e1111_vct_distrfln_2_cm(distrfln);
2777
2778 ethnl_cable_test_fault_length(phydev, i, cm);
2779 }
2780 }
2781
2782 *finished = true;
2783 return 0;
2784}
2785
2786#ifdef CONFIG_HWMON
2787struct marvell_hwmon_ops {
2788 int (*config)(struct phy_device *phydev);
2789 int (*get_temp)(struct phy_device *phydev, long *temp);
2790 int (*get_temp_critical)(struct phy_device *phydev, long *temp);
2791 int (*set_temp_critical)(struct phy_device *phydev, long temp);
2792 int (*get_temp_alarm)(struct phy_device *phydev, long *alarm);
2793};
2794
2795static const struct marvell_hwmon_ops *
2796to_marvell_hwmon_ops(const struct phy_device *phydev)
2797{
2798 return phydev->drv->driver_data;
2799}
2800
2801static int m88e1121_get_temp(struct phy_device *phydev, long *temp)
2802{
2803 int oldpage;
2804 int ret = 0;
2805 int val;
2806
2807 *temp = 0;
2808
2809 oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
2810 if (oldpage < 0)
2811 goto error;
2812
2813 /* Enable temperature sensor */
2814 ret = __phy_read(phydev, MII_88E1121_MISC_TEST);
2815 if (ret < 0)
2816 goto error;
2817
2818 ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
2819 ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
2820 if (ret < 0)
2821 goto error;
2822
2823 /* Wait for temperature to stabilize */
2824 usleep_range(10000, 12000);
2825
2826 val = __phy_read(phydev, MII_88E1121_MISC_TEST);
2827 if (val < 0) {
2828 ret = val;
2829 goto error;
2830 }
2831
2832 /* Disable temperature sensor */
2833 ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
2834 ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
2835 if (ret < 0)
2836 goto error;
2837
2838 *temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000;
2839
2840error:
2841 return phy_restore_page(phydev, oldpage, ret);
2842}
2843
2844static int m88e1510_get_temp(struct phy_device *phydev, long *temp)
2845{
2846 int ret;
2847
2848 *temp = 0;
2849
2850 ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2851 MII_88E1510_TEMP_SENSOR);
2852 if (ret < 0)
2853 return ret;
2854
2855 *temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000;
2856
2857 return 0;
2858}
2859
2860static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp)
2861{
2862 int ret;
2863
2864 *temp = 0;
2865
2866 ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2867 MII_88E1121_MISC_TEST);
2868 if (ret < 0)
2869 return ret;
2870
2871 *temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >>
2872 MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25;
2873 /* convert to mC */
2874 *temp *= 1000;
2875
2876 return 0;
2877}
2878
2879static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp)
2880{
2881 temp = temp / 1000;
2882 temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f);
2883
2884 return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2885 MII_88E1121_MISC_TEST,
2886 MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK,
2887 temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT);
2888}
2889
2890static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm)
2891{
2892 int ret;
2893
2894 *alarm = false;
2895
2896 ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2897 MII_88E1121_MISC_TEST);
2898 if (ret < 0)
2899 return ret;
2900
2901 *alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ);
2902
2903 return 0;
2904}
2905
2906static int m88e6390_get_temp(struct phy_device *phydev, long *temp)
2907{
2908 int sum = 0;
2909 int oldpage;
2910 int ret = 0;
2911 int i;
2912
2913 *temp = 0;
2914
2915 oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
2916 if (oldpage < 0)
2917 goto error;
2918
2919 /* Enable temperature sensor */
2920 ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
2921 if (ret < 0)
2922 goto error;
2923
2924 ret &= ~MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK;
2925 ret |= MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE_SAMPLE_1S;
2926
2927 ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
2928 if (ret < 0)
2929 goto error;
2930
2931 /* Wait for temperature to stabilize */
2932 usleep_range(10000, 12000);
2933
2934 /* Reading the temperature sense has an errata. You need to read
2935 * a number of times and take an average.
2936 */
2937 for (i = 0; i < MII_88E6390_TEMP_SENSOR_SAMPLES; i++) {
2938 ret = __phy_read(phydev, MII_88E6390_TEMP_SENSOR);
2939 if (ret < 0)
2940 goto error;
2941 sum += ret & MII_88E6390_TEMP_SENSOR_MASK;
2942 }
2943
2944 sum /= MII_88E6390_TEMP_SENSOR_SAMPLES;
2945 *temp = (sum - 75) * 1000;
2946
2947 /* Disable temperature sensor */
2948 ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
2949 if (ret < 0)
2950 goto error;
2951
2952 ret = ret & ~MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK;
2953 ret |= MII_88E6390_MISC_TEST_TEMP_SENSOR_DISABLE;
2954
2955 ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
2956
2957error:
2958 phy_restore_page(phydev, oldpage, ret);
2959
2960 return ret;
2961}
2962
2963static int m88e6393_get_temp(struct phy_device *phydev, long *temp)
2964{
2965 int err;
2966
2967 err = m88e1510_get_temp(phydev, temp);
2968
2969 /* 88E1510 measures T + 25, while the PHY on 88E6393X switch
2970 * T + 75, so we have to subtract another 50
2971 */
2972 *temp -= 50000;
2973
2974 return err;
2975}
2976
2977static int m88e6393_get_temp_critical(struct phy_device *phydev, long *temp)
2978{
2979 int ret;
2980
2981 *temp = 0;
2982
2983 ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2984 MII_88E6390_TEMP_SENSOR);
2985 if (ret < 0)
2986 return ret;
2987
2988 *temp = (((ret & MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK) >>
2989 MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT) - 75) * 1000;
2990
2991 return 0;
2992}
2993
2994static int m88e6393_set_temp_critical(struct phy_device *phydev, long temp)
2995{
2996 temp = (temp / 1000) + 75;
2997
2998 return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
2999 MII_88E6390_TEMP_SENSOR,
3000 MII_88E6393_TEMP_SENSOR_THRESHOLD_MASK,
3001 temp << MII_88E6393_TEMP_SENSOR_THRESHOLD_SHIFT);
3002}
3003
3004static int m88e6393_hwmon_config(struct phy_device *phydev)
3005{
3006 int err;
3007
3008 err = m88e6393_set_temp_critical(phydev, 100000);
3009 if (err)
3010 return err;
3011
3012 return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
3013 MII_88E6390_MISC_TEST,
3014 MII_88E6390_MISC_TEST_TEMP_SENSOR_MASK |
3015 MII_88E6393_MISC_TEST_SAMPLES_MASK |
3016 MII_88E6393_MISC_TEST_RATE_MASK,
3017 MII_88E6390_MISC_TEST_TEMP_SENSOR_ENABLE |
3018 MII_88E6393_MISC_TEST_SAMPLES_2048 |
3019 MII_88E6393_MISC_TEST_RATE_2_3MS);
3020}
3021
3022static int marvell_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
3023 u32 attr, int channel, long *temp)
3024{
3025 struct phy_device *phydev = dev_get_drvdata(dev);
3026 const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
3027 int err = -EOPNOTSUPP;
3028
3029 switch (attr) {
3030 case hwmon_temp_input:
3031 if (ops->get_temp)
3032 err = ops->get_temp(phydev, temp);
3033 break;
3034 case hwmon_temp_crit:
3035 if (ops->get_temp_critical)
3036 err = ops->get_temp_critical(phydev, temp);
3037 break;
3038 case hwmon_temp_max_alarm:
3039 if (ops->get_temp_alarm)
3040 err = ops->get_temp_alarm(phydev, temp);
3041 break;
3042 }
3043
3044 return err;
3045}
3046
3047static int marvell_hwmon_write(struct device *dev, enum hwmon_sensor_types type,
3048 u32 attr, int channel, long temp)
3049{
3050 struct phy_device *phydev = dev_get_drvdata(dev);
3051 const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
3052 int err = -EOPNOTSUPP;
3053
3054 switch (attr) {
3055 case hwmon_temp_crit:
3056 if (ops->set_temp_critical)
3057 err = ops->set_temp_critical(phydev, temp);
3058 break;
3059 }
3060
3061 return err;
3062}
3063
3064static umode_t marvell_hwmon_is_visible(const void *data,
3065 enum hwmon_sensor_types type,
3066 u32 attr, int channel)
3067{
3068 const struct phy_device *phydev = data;
3069 const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
3070
3071 if (type != hwmon_temp)
3072 return 0;
3073
3074 switch (attr) {
3075 case hwmon_temp_input:
3076 return ops->get_temp ? 0444 : 0;
3077 case hwmon_temp_max_alarm:
3078 return ops->get_temp_alarm ? 0444 : 0;
3079 case hwmon_temp_crit:
3080 return (ops->get_temp_critical ? 0444 : 0) |
3081 (ops->set_temp_critical ? 0200 : 0);
3082 default:
3083 return 0;
3084 }
3085}
3086
3087static u32 marvell_hwmon_chip_config[] = {
3088 HWMON_C_REGISTER_TZ,
3089 0
3090};
3091
3092static const struct hwmon_channel_info marvell_hwmon_chip = {
3093 .type = hwmon_chip,
3094 .config = marvell_hwmon_chip_config,
3095};
3096
3097/* we can define HWMON_T_CRIT and HWMON_T_MAX_ALARM even though these are not
3098 * defined for all PHYs, because the hwmon code checks whether the attributes
3099 * exists via the .is_visible method
3100 */
3101static u32 marvell_hwmon_temp_config[] = {
3102 HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM,
3103 0
3104};
3105
3106static const struct hwmon_channel_info marvell_hwmon_temp = {
3107 .type = hwmon_temp,
3108 .config = marvell_hwmon_temp_config,
3109};
3110
3111static const struct hwmon_channel_info * const marvell_hwmon_info[] = {
3112 &marvell_hwmon_chip,
3113 &marvell_hwmon_temp,
3114 NULL
3115};
3116
3117static const struct hwmon_ops marvell_hwmon_hwmon_ops = {
3118 .is_visible = marvell_hwmon_is_visible,
3119 .read = marvell_hwmon_read,
3120 .write = marvell_hwmon_write,
3121};
3122
3123static const struct hwmon_chip_info marvell_hwmon_chip_info = {
3124 .ops = &marvell_hwmon_hwmon_ops,
3125 .info = marvell_hwmon_info,
3126};
3127
3128static int marvell_hwmon_name(struct phy_device *phydev)
3129{
3130 struct marvell_priv *priv = phydev->priv;
3131 struct device *dev = &phydev->mdio.dev;
3132 const char *devname = dev_name(dev);
3133 size_t len = strlen(devname);
3134 int i, j;
3135
3136 priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL);
3137 if (!priv->hwmon_name)
3138 return -ENOMEM;
3139
3140 for (i = j = 0; i < len && devname[i]; i++) {
3141 if (isalnum(devname[i]))
3142 priv->hwmon_name[j++] = devname[i];
3143 }
3144
3145 return 0;
3146}
3147
3148static int marvell_hwmon_probe(struct phy_device *phydev)
3149{
3150 const struct marvell_hwmon_ops *ops = to_marvell_hwmon_ops(phydev);
3151 struct marvell_priv *priv = phydev->priv;
3152 struct device *dev = &phydev->mdio.dev;
3153 int err;
3154
3155 if (!ops)
3156 return 0;
3157
3158 err = marvell_hwmon_name(phydev);
3159 if (err)
3160 return err;
3161
3162 priv->hwmon_dev = devm_hwmon_device_register_with_info(
3163 dev, priv->hwmon_name, phydev, &marvell_hwmon_chip_info, NULL);
3164 if (IS_ERR(priv->hwmon_dev))
3165 return PTR_ERR(priv->hwmon_dev);
3166
3167 if (ops->config)
3168 err = ops->config(phydev);
3169
3170 return err;
3171}
3172
3173static const struct marvell_hwmon_ops m88e1121_hwmon_ops = {
3174 .get_temp = m88e1121_get_temp,
3175};
3176
3177static const struct marvell_hwmon_ops m88e1510_hwmon_ops = {
3178 .get_temp = m88e1510_get_temp,
3179 .get_temp_critical = m88e1510_get_temp_critical,
3180 .set_temp_critical = m88e1510_set_temp_critical,
3181 .get_temp_alarm = m88e1510_get_temp_alarm,
3182};
3183
3184static const struct marvell_hwmon_ops m88e6390_hwmon_ops = {
3185 .get_temp = m88e6390_get_temp,
3186};
3187
3188static const struct marvell_hwmon_ops m88e6393_hwmon_ops = {
3189 .config = m88e6393_hwmon_config,
3190 .get_temp = m88e6393_get_temp,
3191 .get_temp_critical = m88e6393_get_temp_critical,
3192 .set_temp_critical = m88e6393_set_temp_critical,
3193 .get_temp_alarm = m88e1510_get_temp_alarm,
3194};
3195
3196#define DEF_MARVELL_HWMON_OPS(s) (&(s))
3197
3198#else
3199
3200#define DEF_MARVELL_HWMON_OPS(s) NULL
3201
3202static int marvell_hwmon_probe(struct phy_device *phydev)
3203{
3204 return 0;
3205}
3206#endif
3207
3208static int m88e1318_led_brightness_set(struct phy_device *phydev,
3209 u8 index, enum led_brightness value)
3210{
3211 int reg;
3212
3213 reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE,
3214 MII_88E1318S_PHY_LED_FUNC);
3215 if (reg < 0)
3216 return reg;
3217
3218 switch (index) {
3219 case 0:
3220 case 1:
3221 case 2:
3222 reg &= ~(0xf << (4 * index));
3223 if (value == LED_OFF)
3224 reg |= MII_88E1318S_PHY_LED_FUNC_OFF << (4 * index);
3225 else
3226 reg |= MII_88E1318S_PHY_LED_FUNC_ON << (4 * index);
3227 break;
3228 default:
3229 return -EINVAL;
3230 }
3231
3232 return phy_write_paged(phydev, MII_MARVELL_LED_PAGE,
3233 MII_88E1318S_PHY_LED_FUNC, reg);
3234}
3235
3236static int m88e1318_led_blink_set(struct phy_device *phydev, u8 index,
3237 unsigned long *delay_on,
3238 unsigned long *delay_off)
3239{
3240 int reg;
3241
3242 reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE,
3243 MII_88E1318S_PHY_LED_FUNC);
3244 if (reg < 0)
3245 return reg;
3246
3247 switch (index) {
3248 case 0:
3249 case 1:
3250 case 2:
3251 reg &= ~(0xf << (4 * index));
3252 reg |= MII_88E1318S_PHY_LED_FUNC_BLINK << (4 * index);
3253 /* Reset default is 84ms */
3254 *delay_on = 84 / 2;
3255 *delay_off = 84 / 2;
3256 break;
3257 default:
3258 return -EINVAL;
3259 }
3260
3261 return phy_write_paged(phydev, MII_MARVELL_LED_PAGE,
3262 MII_88E1318S_PHY_LED_FUNC, reg);
3263}
3264
3265struct marvell_led_rules {
3266 int mode;
3267 unsigned long rules;
3268};
3269
3270static const struct marvell_led_rules marvell_led0[] = {
3271 {
3272 .mode = 0,
3273 .rules = BIT(TRIGGER_NETDEV_LINK),
3274 },
3275 {
3276 .mode = 1,
3277 .rules = (BIT(TRIGGER_NETDEV_LINK) |
3278 BIT(TRIGGER_NETDEV_RX) |
3279 BIT(TRIGGER_NETDEV_TX)),
3280 },
3281 {
3282 .mode = 3,
3283 .rules = (BIT(TRIGGER_NETDEV_RX) |
3284 BIT(TRIGGER_NETDEV_TX)),
3285 },
3286 {
3287 .mode = 4,
3288 .rules = (BIT(TRIGGER_NETDEV_RX) |
3289 BIT(TRIGGER_NETDEV_TX)),
3290 },
3291 {
3292 .mode = 5,
3293 .rules = BIT(TRIGGER_NETDEV_TX),
3294 },
3295 {
3296 .mode = 6,
3297 .rules = BIT(TRIGGER_NETDEV_LINK),
3298 },
3299 {
3300 .mode = 7,
3301 .rules = BIT(TRIGGER_NETDEV_LINK_1000),
3302 },
3303 {
3304 .mode = 8,
3305 .rules = 0,
3306 },
3307};
3308
3309static const struct marvell_led_rules marvell_led1[] = {
3310 {
3311 .mode = 1,
3312 .rules = (BIT(TRIGGER_NETDEV_LINK) |
3313 BIT(TRIGGER_NETDEV_RX) |
3314 BIT(TRIGGER_NETDEV_TX)),
3315 },
3316 {
3317 .mode = 2,
3318 .rules = (BIT(TRIGGER_NETDEV_LINK) |
3319 BIT(TRIGGER_NETDEV_RX)),
3320 },
3321 {
3322 .mode = 3,
3323 .rules = (BIT(TRIGGER_NETDEV_RX) |
3324 BIT(TRIGGER_NETDEV_TX)),
3325 },
3326 {
3327 .mode = 4,
3328 .rules = (BIT(TRIGGER_NETDEV_RX) |
3329 BIT(TRIGGER_NETDEV_TX)),
3330 },
3331 {
3332 .mode = 6,
3333 .rules = (BIT(TRIGGER_NETDEV_LINK_100) |
3334 BIT(TRIGGER_NETDEV_LINK_1000)),
3335 },
3336 {
3337 .mode = 7,
3338 .rules = BIT(TRIGGER_NETDEV_LINK_100),
3339 },
3340 {
3341 .mode = 8,
3342 .rules = 0,
3343 },
3344};
3345
3346static const struct marvell_led_rules marvell_led2[] = {
3347 {
3348 .mode = 0,
3349 .rules = BIT(TRIGGER_NETDEV_LINK),
3350 },
3351 {
3352 .mode = 1,
3353 .rules = (BIT(TRIGGER_NETDEV_LINK) |
3354 BIT(TRIGGER_NETDEV_RX) |
3355 BIT(TRIGGER_NETDEV_TX)),
3356 },
3357 {
3358 .mode = 3,
3359 .rules = (BIT(TRIGGER_NETDEV_RX) |
3360 BIT(TRIGGER_NETDEV_TX)),
3361 },
3362 {
3363 .mode = 4,
3364 .rules = (BIT(TRIGGER_NETDEV_RX) |
3365 BIT(TRIGGER_NETDEV_TX)),
3366 },
3367 {
3368 .mode = 5,
3369 .rules = BIT(TRIGGER_NETDEV_TX),
3370 },
3371 {
3372 .mode = 6,
3373 .rules = (BIT(TRIGGER_NETDEV_LINK_10) |
3374 BIT(TRIGGER_NETDEV_LINK_1000)),
3375 },
3376 {
3377 .mode = 7,
3378 .rules = BIT(TRIGGER_NETDEV_LINK_10),
3379 },
3380 {
3381 .mode = 8,
3382 .rules = 0,
3383 },
3384};
3385
3386static int marvell_find_led_mode(unsigned long rules,
3387 const struct marvell_led_rules *marvell_rules,
3388 int count,
3389 int *mode)
3390{
3391 int i;
3392
3393 for (i = 0; i < count; i++) {
3394 if (marvell_rules[i].rules == rules) {
3395 *mode = marvell_rules[i].mode;
3396 return 0;
3397 }
3398 }
3399 return -EOPNOTSUPP;
3400}
3401
3402static int marvell_get_led_mode(u8 index, unsigned long rules, int *mode)
3403{
3404 int ret;
3405
3406 switch (index) {
3407 case 0:
3408 ret = marvell_find_led_mode(rules, marvell_led0,
3409 ARRAY_SIZE(marvell_led0), mode);
3410 break;
3411 case 1:
3412 ret = marvell_find_led_mode(rules, marvell_led1,
3413 ARRAY_SIZE(marvell_led1), mode);
3414 break;
3415 case 2:
3416 ret = marvell_find_led_mode(rules, marvell_led2,
3417 ARRAY_SIZE(marvell_led2), mode);
3418 break;
3419 default:
3420 ret = -EINVAL;
3421 }
3422
3423 return ret;
3424}
3425
3426static int marvell_find_led_rules(unsigned long *rules,
3427 const struct marvell_led_rules *marvell_rules,
3428 int count,
3429 int mode)
3430{
3431 int i;
3432
3433 for (i = 0; i < count; i++) {
3434 if (marvell_rules[i].mode == mode) {
3435 *rules = marvell_rules[i].rules;
3436 return 0;
3437 }
3438 }
3439 return -EOPNOTSUPP;
3440}
3441
3442static int marvell_get_led_rules(u8 index, unsigned long *rules, int mode)
3443{
3444 int ret;
3445
3446 switch (index) {
3447 case 0:
3448 ret = marvell_find_led_rules(rules, marvell_led0,
3449 ARRAY_SIZE(marvell_led0), mode);
3450 break;
3451 case 1:
3452 ret = marvell_find_led_rules(rules, marvell_led1,
3453 ARRAY_SIZE(marvell_led1), mode);
3454 break;
3455 case 2:
3456 ret = marvell_find_led_rules(rules, marvell_led2,
3457 ARRAY_SIZE(marvell_led2), mode);
3458 break;
3459 default:
3460 ret = -EOPNOTSUPP;
3461 }
3462
3463 return ret;
3464}
3465
3466static int m88e1318_led_hw_is_supported(struct phy_device *phydev, u8 index,
3467 unsigned long rules)
3468{
3469 int mode, ret;
3470
3471 switch (index) {
3472 case 0:
3473 case 1:
3474 case 2:
3475 ret = marvell_get_led_mode(index, rules, &mode);
3476 break;
3477 default:
3478 ret = -EINVAL;
3479 }
3480
3481 return ret;
3482}
3483
3484static int m88e1318_led_hw_control_set(struct phy_device *phydev, u8 index,
3485 unsigned long rules)
3486{
3487 int mode, ret, reg;
3488
3489 switch (index) {
3490 case 0:
3491 case 1:
3492 case 2:
3493 ret = marvell_get_led_mode(index, rules, &mode);
3494 break;
3495 default:
3496 ret = -EINVAL;
3497 }
3498
3499 if (ret < 0)
3500 return ret;
3501
3502 reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE,
3503 MII_88E1318S_PHY_LED_FUNC);
3504 if (reg < 0)
3505 return reg;
3506
3507 reg &= ~(0xf << (4 * index));
3508 reg |= mode << (4 * index);
3509 return phy_write_paged(phydev, MII_MARVELL_LED_PAGE,
3510 MII_88E1318S_PHY_LED_FUNC, reg);
3511}
3512
3513static int m88e1318_led_hw_control_get(struct phy_device *phydev, u8 index,
3514 unsigned long *rules)
3515{
3516 int mode, reg;
3517
3518 if (index > 2)
3519 return -EINVAL;
3520
3521 reg = phy_read_paged(phydev, MII_MARVELL_LED_PAGE,
3522 MII_88E1318S_PHY_LED_FUNC);
3523 if (reg < 0)
3524 return reg;
3525
3526 mode = (reg >> (4 * index)) & 0xf;
3527
3528 return marvell_get_led_rules(index, rules, mode);
3529}
3530
3531static int marvell_probe(struct phy_device *phydev)
3532{
3533 struct marvell_priv *priv;
3534
3535 priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
3536 if (!priv)
3537 return -ENOMEM;
3538
3539 phydev->priv = priv;
3540
3541 return marvell_hwmon_probe(phydev);
3542}
3543
3544static int m88e1510_sfp_insert(void *upstream, const struct sfp_eeprom_id *id)
3545{
3546 DECLARE_PHY_INTERFACE_MASK(interfaces);
3547 struct phy_device *phydev = upstream;
3548 phy_interface_t interface;
3549 struct device *dev;
3550 int oldpage;
3551 int ret = 0;
3552 u16 mode;
3553
3554 __ETHTOOL_DECLARE_LINK_MODE_MASK(supported) = { 0, };
3555
3556 dev = &phydev->mdio.dev;
3557
3558 sfp_parse_support(phydev->sfp_bus, id, supported, interfaces);
3559 interface = sfp_select_interface(phydev->sfp_bus, supported);
3560
3561 dev_info(dev, "%s SFP module inserted\n", phy_modes(interface));
3562
3563 switch (interface) {
3564 case PHY_INTERFACE_MODE_1000BASEX:
3565 mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_1000X;
3566
3567 break;
3568 case PHY_INTERFACE_MODE_100BASEX:
3569 mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_100FX;
3570
3571 break;
3572 case PHY_INTERFACE_MODE_SGMII:
3573 mode = MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII_SGMII;
3574
3575 break;
3576 default:
3577 dev_err(dev, "Incompatible SFP module inserted\n");
3578
3579 return -EINVAL;
3580 }
3581
3582 oldpage = phy_select_page(phydev, MII_MARVELL_MODE_PAGE);
3583 if (oldpage < 0)
3584 goto error;
3585
3586 ret = __phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
3587 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK, mode);
3588 if (ret < 0)
3589 goto error;
3590
3591 ret = __phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1,
3592 MII_88E1510_GEN_CTRL_REG_1_RESET);
3593
3594error:
3595 return phy_restore_page(phydev, oldpage, ret);
3596}
3597
3598static void m88e1510_sfp_remove(void *upstream)
3599{
3600 struct phy_device *phydev = upstream;
3601 int oldpage;
3602 int ret = 0;
3603
3604 oldpage = phy_select_page(phydev, MII_MARVELL_MODE_PAGE);
3605 if (oldpage < 0)
3606 goto error;
3607
3608 ret = __phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
3609 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
3610 MII_88E1510_GEN_CTRL_REG_1_MODE_RGMII);
3611 if (ret < 0)
3612 goto error;
3613
3614 ret = __phy_set_bits(phydev, MII_88E1510_GEN_CTRL_REG_1,
3615 MII_88E1510_GEN_CTRL_REG_1_RESET);
3616
3617error:
3618 phy_restore_page(phydev, oldpage, ret);
3619}
3620
3621static const struct sfp_upstream_ops m88e1510_sfp_ops = {
3622 .module_insert = m88e1510_sfp_insert,
3623 .module_remove = m88e1510_sfp_remove,
3624 .attach = phy_sfp_attach,
3625 .detach = phy_sfp_detach,
3626 .connect_phy = phy_sfp_connect_phy,
3627 .disconnect_phy = phy_sfp_disconnect_phy,
3628};
3629
3630static int m88e1510_probe(struct phy_device *phydev)
3631{
3632 int err;
3633
3634 err = marvell_probe(phydev);
3635 if (err)
3636 return err;
3637
3638 return phy_sfp_probe(phydev, &m88e1510_sfp_ops);
3639}
3640
3641static struct phy_driver marvell_drivers[] = {
3642 {
3643 .phy_id = MARVELL_PHY_ID_88E1101,
3644 .phy_id_mask = MARVELL_PHY_ID_MASK,
3645 .name = "Marvell 88E1101",
3646 /* PHY_GBIT_FEATURES */
3647 .probe = marvell_probe,
3648 .config_init = marvell_config_init,
3649 .config_aneg = m88e1101_config_aneg,
3650 .config_intr = marvell_config_intr,
3651 .handle_interrupt = marvell_handle_interrupt,
3652 .resume = genphy_resume,
3653 .suspend = genphy_suspend,
3654 .read_page = marvell_read_page,
3655 .write_page = marvell_write_page,
3656 .get_sset_count = marvell_get_sset_count,
3657 .get_strings = marvell_get_strings,
3658 .get_stats = marvell_get_stats,
3659 },
3660 {
3661 .phy_id = MARVELL_PHY_ID_88E3082,
3662 .phy_id_mask = MARVELL_PHY_ID_MASK,
3663 .name = "Marvell 88E308X/88E609X Family",
3664 /* PHY_BASIC_FEATURES */
3665 .probe = marvell_probe,
3666 .config_init = marvell_config_init,
3667 .aneg_done = marvell_aneg_done,
3668 .read_status = marvell_read_status,
3669 .resume = genphy_resume,
3670 .suspend = genphy_suspend,
3671 .cable_test_start = m88e3082_vct_cable_test_start,
3672 .cable_test_get_status = m88e3082_vct_cable_test_get_status,
3673 },
3674 {
3675 .phy_id = MARVELL_PHY_ID_88E1112,
3676 .phy_id_mask = MARVELL_PHY_ID_MASK,
3677 .name = "Marvell 88E1112",
3678 /* PHY_GBIT_FEATURES */
3679 .probe = marvell_probe,
3680 .config_init = m88e1112_config_init,
3681 .config_aneg = marvell_config_aneg,
3682 .config_intr = marvell_config_intr,
3683 .handle_interrupt = marvell_handle_interrupt,
3684 .resume = genphy_resume,
3685 .suspend = genphy_suspend,
3686 .read_page = marvell_read_page,
3687 .write_page = marvell_write_page,
3688 .get_sset_count = marvell_get_sset_count,
3689 .get_strings = marvell_get_strings,
3690 .get_stats = marvell_get_stats,
3691 .get_tunable = m88e1011_get_tunable,
3692 .set_tunable = m88e1011_set_tunable,
3693 },
3694 {
3695 .phy_id = MARVELL_PHY_ID_88E1111,
3696 .phy_id_mask = MARVELL_PHY_ID_MASK,
3697 .name = "Marvell 88E1111",
3698 /* PHY_GBIT_FEATURES */
3699 .flags = PHY_POLL_CABLE_TEST,
3700 .probe = marvell_probe,
3701 .config_init = m88e1111gbe_config_init,
3702 .config_aneg = m88e1111_config_aneg,
3703 .read_status = marvell_read_status,
3704 .config_intr = marvell_config_intr,
3705 .handle_interrupt = marvell_handle_interrupt,
3706 .resume = genphy_resume,
3707 .suspend = genphy_suspend,
3708 .read_page = marvell_read_page,
3709 .write_page = marvell_write_page,
3710 .get_sset_count = marvell_get_sset_count,
3711 .get_strings = marvell_get_strings,
3712 .get_stats = marvell_get_stats,
3713 .get_tunable = m88e1111_get_tunable,
3714 .set_tunable = m88e1111_set_tunable,
3715 .cable_test_start = m88e1111_vct_cable_test_start,
3716 .cable_test_get_status = m88e1111_vct_cable_test_get_status,
3717 },
3718 {
3719 .phy_id = MARVELL_PHY_ID_88E1111_FINISAR,
3720 .phy_id_mask = MARVELL_PHY_ID_MASK,
3721 .name = "Marvell 88E1111 (Finisar)",
3722 /* PHY_GBIT_FEATURES */
3723 .probe = marvell_probe,
3724 .config_init = m88e1111gbe_config_init,
3725 .config_aneg = m88e1111_config_aneg,
3726 .read_status = marvell_read_status,
3727 .config_intr = marvell_config_intr,
3728 .handle_interrupt = marvell_handle_interrupt,
3729 .resume = genphy_resume,
3730 .suspend = genphy_suspend,
3731 .read_page = marvell_read_page,
3732 .write_page = marvell_write_page,
3733 .get_sset_count = marvell_get_sset_count,
3734 .get_strings = marvell_get_strings,
3735 .get_stats = marvell_get_stats,
3736 .get_tunable = m88e1111_get_tunable,
3737 .set_tunable = m88e1111_set_tunable,
3738 },
3739 {
3740 .phy_id = MARVELL_PHY_ID_88E1118,
3741 .phy_id_mask = MARVELL_PHY_ID_MASK,
3742 .name = "Marvell 88E1118",
3743 /* PHY_GBIT_FEATURES */
3744 .probe = marvell_probe,
3745 .config_init = m88e1118_config_init,
3746 .config_aneg = m88e1118_config_aneg,
3747 .config_intr = marvell_config_intr,
3748 .handle_interrupt = marvell_handle_interrupt,
3749 .resume = genphy_resume,
3750 .suspend = genphy_suspend,
3751 .read_page = marvell_read_page,
3752 .write_page = marvell_write_page,
3753 .get_sset_count = marvell_get_sset_count,
3754 .get_strings = marvell_get_strings,
3755 .get_stats = marvell_get_stats,
3756 },
3757 {
3758 .phy_id = MARVELL_PHY_ID_88E1121R,
3759 .phy_id_mask = MARVELL_PHY_ID_MASK,
3760 .name = "Marvell 88E1121R",
3761 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1121_hwmon_ops),
3762 /* PHY_GBIT_FEATURES */
3763 .probe = marvell_probe,
3764 .config_init = marvell_1011gbe_config_init,
3765 .config_aneg = m88e1121_config_aneg,
3766 .read_status = marvell_read_status,
3767 .config_intr = marvell_config_intr,
3768 .handle_interrupt = marvell_handle_interrupt,
3769 .resume = genphy_resume,
3770 .suspend = genphy_suspend,
3771 .read_page = marvell_read_page,
3772 .write_page = marvell_write_page,
3773 .get_sset_count = marvell_get_sset_count,
3774 .get_strings = marvell_get_strings,
3775 .get_stats = marvell_get_stats,
3776 .get_tunable = m88e1011_get_tunable,
3777 .set_tunable = m88e1011_set_tunable,
3778 },
3779 {
3780 .phy_id = MARVELL_PHY_ID_88E1318S,
3781 .phy_id_mask = MARVELL_PHY_ID_MASK,
3782 .name = "Marvell 88E1318S",
3783 /* PHY_GBIT_FEATURES */
3784 .probe = marvell_probe,
3785 .config_init = m88e1318_config_init,
3786 .config_aneg = m88e1318_config_aneg,
3787 .read_status = marvell_read_status,
3788 .config_intr = marvell_config_intr,
3789 .handle_interrupt = marvell_handle_interrupt,
3790 .get_wol = m88e1318_get_wol,
3791 .set_wol = m88e1318_set_wol,
3792 .resume = genphy_resume,
3793 .suspend = genphy_suspend,
3794 .read_page = marvell_read_page,
3795 .write_page = marvell_write_page,
3796 .get_sset_count = marvell_get_sset_count,
3797 .get_strings = marvell_get_strings,
3798 .get_stats = marvell_get_stats,
3799 .led_brightness_set = m88e1318_led_brightness_set,
3800 .led_blink_set = m88e1318_led_blink_set,
3801 .led_hw_is_supported = m88e1318_led_hw_is_supported,
3802 .led_hw_control_set = m88e1318_led_hw_control_set,
3803 .led_hw_control_get = m88e1318_led_hw_control_get,
3804 },
3805 {
3806 .phy_id = MARVELL_PHY_ID_88E1145,
3807 .phy_id_mask = MARVELL_PHY_ID_MASK,
3808 .name = "Marvell 88E1145",
3809 /* PHY_GBIT_FEATURES */
3810 .flags = PHY_POLL_CABLE_TEST,
3811 .probe = marvell_probe,
3812 .config_init = m88e1145_config_init,
3813 .config_aneg = m88e1101_config_aneg,
3814 .config_intr = marvell_config_intr,
3815 .handle_interrupt = marvell_handle_interrupt,
3816 .resume = genphy_resume,
3817 .suspend = genphy_suspend,
3818 .read_page = marvell_read_page,
3819 .write_page = marvell_write_page,
3820 .get_sset_count = marvell_get_sset_count,
3821 .get_strings = marvell_get_strings,
3822 .get_stats = marvell_get_stats,
3823 .get_tunable = m88e1111_get_tunable,
3824 .set_tunable = m88e1111_set_tunable,
3825 .cable_test_start = m88e1111_vct_cable_test_start,
3826 .cable_test_get_status = m88e1111_vct_cable_test_get_status,
3827 },
3828 {
3829 .phy_id = MARVELL_PHY_ID_88E1149R,
3830 .phy_id_mask = MARVELL_PHY_ID_MASK,
3831 .name = "Marvell 88E1149R",
3832 /* PHY_GBIT_FEATURES */
3833 .probe = marvell_probe,
3834 .config_init = m88e1149_config_init,
3835 .config_aneg = m88e1118_config_aneg,
3836 .config_intr = marvell_config_intr,
3837 .handle_interrupt = marvell_handle_interrupt,
3838 .resume = genphy_resume,
3839 .suspend = genphy_suspend,
3840 .read_page = marvell_read_page,
3841 .write_page = marvell_write_page,
3842 .get_sset_count = marvell_get_sset_count,
3843 .get_strings = marvell_get_strings,
3844 .get_stats = marvell_get_stats,
3845 },
3846 {
3847 .phy_id = MARVELL_PHY_ID_88E1240,
3848 .phy_id_mask = MARVELL_PHY_ID_MASK,
3849 .name = "Marvell 88E1240",
3850 /* PHY_GBIT_FEATURES */
3851 .probe = marvell_probe,
3852 .config_init = m88e1112_config_init,
3853 .config_aneg = marvell_config_aneg,
3854 .config_intr = marvell_config_intr,
3855 .handle_interrupt = marvell_handle_interrupt,
3856 .resume = genphy_resume,
3857 .suspend = genphy_suspend,
3858 .read_page = marvell_read_page,
3859 .write_page = marvell_write_page,
3860 .get_sset_count = marvell_get_sset_count,
3861 .get_strings = marvell_get_strings,
3862 .get_stats = marvell_get_stats,
3863 .get_tunable = m88e1011_get_tunable,
3864 .set_tunable = m88e1011_set_tunable,
3865 },
3866 {
3867 .phy_id = MARVELL_PHY_ID_88E1116R,
3868 .phy_id_mask = MARVELL_PHY_ID_MASK,
3869 .name = "Marvell 88E1116R",
3870 /* PHY_GBIT_FEATURES */
3871 .probe = marvell_probe,
3872 .config_init = m88e1116r_config_init,
3873 .config_intr = marvell_config_intr,
3874 .handle_interrupt = marvell_handle_interrupt,
3875 .resume = genphy_resume,
3876 .suspend = genphy_suspend,
3877 .read_page = marvell_read_page,
3878 .write_page = marvell_write_page,
3879 .get_sset_count = marvell_get_sset_count,
3880 .get_strings = marvell_get_strings,
3881 .get_stats = marvell_get_stats,
3882 .get_tunable = m88e1011_get_tunable,
3883 .set_tunable = m88e1011_set_tunable,
3884 },
3885 {
3886 .phy_id = MARVELL_PHY_ID_88E1510,
3887 .phy_id_mask = MARVELL_PHY_ID_MASK,
3888 .name = "Marvell 88E1510",
3889 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3890 .features = PHY_GBIT_FIBRE_FEATURES,
3891 .flags = PHY_POLL_CABLE_TEST,
3892 .probe = m88e1510_probe,
3893 .config_init = m88e1510_config_init,
3894 .config_aneg = m88e1510_config_aneg,
3895 .read_status = marvell_read_status,
3896 .config_intr = marvell_config_intr,
3897 .handle_interrupt = marvell_handle_interrupt,
3898 .get_wol = m88e1318_get_wol,
3899 .set_wol = m88e1318_set_wol,
3900 .resume = marvell_resume,
3901 .suspend = marvell_suspend,
3902 .read_page = marvell_read_page,
3903 .write_page = marvell_write_page,
3904 .get_sset_count = marvell_get_sset_count,
3905 .get_strings = marvell_get_strings,
3906 .get_stats = marvell_get_stats,
3907 .set_loopback = m88e1510_loopback,
3908 .get_tunable = m88e1011_get_tunable,
3909 .set_tunable = m88e1011_set_tunable,
3910 .cable_test_start = marvell_vct7_cable_test_start,
3911 .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3912 .cable_test_get_status = marvell_vct7_cable_test_get_status,
3913 .led_brightness_set = m88e1318_led_brightness_set,
3914 .led_blink_set = m88e1318_led_blink_set,
3915 .led_hw_is_supported = m88e1318_led_hw_is_supported,
3916 .led_hw_control_set = m88e1318_led_hw_control_set,
3917 .led_hw_control_get = m88e1318_led_hw_control_get,
3918 },
3919 {
3920 .phy_id = MARVELL_PHY_ID_88E1540,
3921 .phy_id_mask = MARVELL_PHY_ID_MASK,
3922 .name = "Marvell 88E1540",
3923 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3924 /* PHY_GBIT_FEATURES */
3925 .flags = PHY_POLL_CABLE_TEST,
3926 .probe = marvell_probe,
3927 .config_init = marvell_1011gbe_config_init,
3928 .config_aneg = m88e1510_config_aneg,
3929 .read_status = marvell_read_status,
3930 .config_intr = marvell_config_intr,
3931 .handle_interrupt = marvell_handle_interrupt,
3932 .resume = genphy_resume,
3933 .suspend = genphy_suspend,
3934 .read_page = marvell_read_page,
3935 .write_page = marvell_write_page,
3936 .get_sset_count = marvell_get_sset_count,
3937 .get_strings = marvell_get_strings,
3938 .get_stats = marvell_get_stats,
3939 .get_tunable = m88e1540_get_tunable,
3940 .set_tunable = m88e1540_set_tunable,
3941 .cable_test_start = marvell_vct7_cable_test_start,
3942 .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3943 .cable_test_get_status = marvell_vct7_cable_test_get_status,
3944 .led_brightness_set = m88e1318_led_brightness_set,
3945 .led_blink_set = m88e1318_led_blink_set,
3946 .led_hw_is_supported = m88e1318_led_hw_is_supported,
3947 .led_hw_control_set = m88e1318_led_hw_control_set,
3948 .led_hw_control_get = m88e1318_led_hw_control_get,
3949 },
3950 {
3951 .phy_id = MARVELL_PHY_ID_88E1545,
3952 .phy_id_mask = MARVELL_PHY_ID_MASK,
3953 .name = "Marvell 88E1545",
3954 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
3955 .probe = marvell_probe,
3956 /* PHY_GBIT_FEATURES */
3957 .flags = PHY_POLL_CABLE_TEST,
3958 .config_init = marvell_1011gbe_config_init,
3959 .config_aneg = m88e1510_config_aneg,
3960 .read_status = marvell_read_status,
3961 .config_intr = marvell_config_intr,
3962 .handle_interrupt = marvell_handle_interrupt,
3963 .resume = genphy_resume,
3964 .suspend = genphy_suspend,
3965 .read_page = marvell_read_page,
3966 .write_page = marvell_write_page,
3967 .get_sset_count = marvell_get_sset_count,
3968 .get_strings = marvell_get_strings,
3969 .get_stats = marvell_get_stats,
3970 .get_tunable = m88e1540_get_tunable,
3971 .set_tunable = m88e1540_set_tunable,
3972 .cable_test_start = marvell_vct7_cable_test_start,
3973 .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
3974 .cable_test_get_status = marvell_vct7_cable_test_get_status,
3975 .led_brightness_set = m88e1318_led_brightness_set,
3976 .led_blink_set = m88e1318_led_blink_set,
3977 .led_hw_is_supported = m88e1318_led_hw_is_supported,
3978 .led_hw_control_set = m88e1318_led_hw_control_set,
3979 .led_hw_control_get = m88e1318_led_hw_control_get,
3980 },
3981 {
3982 .phy_id = MARVELL_PHY_ID_88E3016,
3983 .phy_id_mask = MARVELL_PHY_ID_MASK,
3984 .name = "Marvell 88E3016",
3985 /* PHY_BASIC_FEATURES */
3986 .probe = marvell_probe,
3987 .config_init = m88e3016_config_init,
3988 .aneg_done = marvell_aneg_done,
3989 .read_status = marvell_read_status,
3990 .config_intr = marvell_config_intr,
3991 .handle_interrupt = marvell_handle_interrupt,
3992 .resume = genphy_resume,
3993 .suspend = genphy_suspend,
3994 .read_page = marvell_read_page,
3995 .write_page = marvell_write_page,
3996 .get_sset_count = marvell_get_sset_count,
3997 .get_strings = marvell_get_strings,
3998 .get_stats = marvell_get_stats,
3999 },
4000 {
4001 .phy_id = MARVELL_PHY_ID_88E6250_FAMILY,
4002 .phy_id_mask = MARVELL_PHY_ID_MASK,
4003 .name = "Marvell 88E6250 Family",
4004 /* PHY_BASIC_FEATURES */
4005 .probe = marvell_probe,
4006 .aneg_done = marvell_aneg_done,
4007 .config_intr = marvell_config_intr,
4008 .handle_interrupt = marvell_handle_interrupt,
4009 .resume = genphy_resume,
4010 .suspend = genphy_suspend,
4011 .get_sset_count = marvell_get_sset_count_simple,
4012 .get_strings = marvell_get_strings_simple,
4013 .get_stats = marvell_get_stats_simple,
4014 },
4015 {
4016 .phy_id = MARVELL_PHY_ID_88E6341_FAMILY,
4017 .phy_id_mask = MARVELL_PHY_ID_MASK,
4018 .name = "Marvell 88E6341 Family",
4019 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
4020 /* PHY_GBIT_FEATURES */
4021 .flags = PHY_POLL_CABLE_TEST,
4022 .probe = marvell_probe,
4023 .config_init = marvell_1011gbe_config_init,
4024 .config_aneg = m88e6390_config_aneg,
4025 .read_status = marvell_read_status,
4026 .config_intr = marvell_config_intr,
4027 .handle_interrupt = marvell_handle_interrupt,
4028 .resume = genphy_resume,
4029 .suspend = genphy_suspend,
4030 .read_page = marvell_read_page,
4031 .write_page = marvell_write_page,
4032 .get_sset_count = marvell_get_sset_count,
4033 .get_strings = marvell_get_strings,
4034 .get_stats = marvell_get_stats,
4035 .get_tunable = m88e1540_get_tunable,
4036 .set_tunable = m88e1540_set_tunable,
4037 .cable_test_start = marvell_vct7_cable_test_start,
4038 .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
4039 .cable_test_get_status = marvell_vct7_cable_test_get_status,
4040 },
4041 {
4042 .phy_id = MARVELL_PHY_ID_88E6390_FAMILY,
4043 .phy_id_mask = MARVELL_PHY_ID_MASK,
4044 .name = "Marvell 88E6390 Family",
4045 .driver_data = DEF_MARVELL_HWMON_OPS(m88e6390_hwmon_ops),
4046 /* PHY_GBIT_FEATURES */
4047 .flags = PHY_POLL_CABLE_TEST,
4048 .probe = marvell_probe,
4049 .config_init = marvell_1011gbe_config_init,
4050 .config_aneg = m88e6390_config_aneg,
4051 .read_status = marvell_read_status,
4052 .config_intr = marvell_config_intr,
4053 .handle_interrupt = marvell_handle_interrupt,
4054 .resume = genphy_resume,
4055 .suspend = genphy_suspend,
4056 .read_page = marvell_read_page,
4057 .write_page = marvell_write_page,
4058 .get_sset_count = marvell_get_sset_count,
4059 .get_strings = marvell_get_strings,
4060 .get_stats = marvell_get_stats,
4061 .get_tunable = m88e1540_get_tunable,
4062 .set_tunable = m88e1540_set_tunable,
4063 .cable_test_start = marvell_vct7_cable_test_start,
4064 .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
4065 .cable_test_get_status = marvell_vct7_cable_test_get_status,
4066 },
4067 {
4068 .phy_id = MARVELL_PHY_ID_88E6393_FAMILY,
4069 .phy_id_mask = MARVELL_PHY_ID_MASK,
4070 .name = "Marvell 88E6393 Family",
4071 .driver_data = DEF_MARVELL_HWMON_OPS(m88e6393_hwmon_ops),
4072 /* PHY_GBIT_FEATURES */
4073 .flags = PHY_POLL_CABLE_TEST,
4074 .probe = marvell_probe,
4075 .config_init = marvell_1011gbe_config_init,
4076 .config_aneg = m88e1510_config_aneg,
4077 .read_status = marvell_read_status,
4078 .config_intr = marvell_config_intr,
4079 .handle_interrupt = marvell_handle_interrupt,
4080 .resume = genphy_resume,
4081 .suspend = genphy_suspend,
4082 .read_page = marvell_read_page,
4083 .write_page = marvell_write_page,
4084 .get_sset_count = marvell_get_sset_count,
4085 .get_strings = marvell_get_strings,
4086 .get_stats = marvell_get_stats,
4087 .get_tunable = m88e1540_get_tunable,
4088 .set_tunable = m88e1540_set_tunable,
4089 .cable_test_start = marvell_vct7_cable_test_start,
4090 .cable_test_tdr_start = marvell_vct5_cable_test_tdr_start,
4091 .cable_test_get_status = marvell_vct7_cable_test_get_status,
4092 },
4093 {
4094 .phy_id = MARVELL_PHY_ID_88E1340S,
4095 .phy_id_mask = MARVELL_PHY_ID_MASK,
4096 .name = "Marvell 88E1340S",
4097 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
4098 .probe = marvell_probe,
4099 /* PHY_GBIT_FEATURES */
4100 .config_init = marvell_1011gbe_config_init,
4101 .config_aneg = m88e1510_config_aneg,
4102 .read_status = marvell_read_status,
4103 .config_intr = marvell_config_intr,
4104 .handle_interrupt = marvell_handle_interrupt,
4105 .resume = genphy_resume,
4106 .suspend = genphy_suspend,
4107 .read_page = marvell_read_page,
4108 .write_page = marvell_write_page,
4109 .get_sset_count = marvell_get_sset_count,
4110 .get_strings = marvell_get_strings,
4111 .get_stats = marvell_get_stats,
4112 .get_tunable = m88e1540_get_tunable,
4113 .set_tunable = m88e1540_set_tunable,
4114 },
4115 {
4116 .phy_id = MARVELL_PHY_ID_88E1548P,
4117 .phy_id_mask = MARVELL_PHY_ID_MASK,
4118 .name = "Marvell 88E1548P",
4119 .driver_data = DEF_MARVELL_HWMON_OPS(m88e1510_hwmon_ops),
4120 .probe = marvell_probe,
4121 .features = PHY_GBIT_FIBRE_FEATURES,
4122 .config_init = marvell_1011gbe_config_init,
4123 .config_aneg = m88e1510_config_aneg,
4124 .read_status = marvell_read_status,
4125 .config_intr = marvell_config_intr,
4126 .handle_interrupt = marvell_handle_interrupt,
4127 .resume = genphy_resume,
4128 .suspend = genphy_suspend,
4129 .read_page = marvell_read_page,
4130 .write_page = marvell_write_page,
4131 .get_sset_count = marvell_get_sset_count,
4132 .get_strings = marvell_get_strings,
4133 .get_stats = marvell_get_stats,
4134 .get_tunable = m88e1540_get_tunable,
4135 .set_tunable = m88e1540_set_tunable,
4136 .led_brightness_set = m88e1318_led_brightness_set,
4137 .led_blink_set = m88e1318_led_blink_set,
4138 .led_hw_is_supported = m88e1318_led_hw_is_supported,
4139 .led_hw_control_set = m88e1318_led_hw_control_set,
4140 .led_hw_control_get = m88e1318_led_hw_control_get,
4141 },
4142};
4143
4144module_phy_driver(marvell_drivers);
4145
4146static struct mdio_device_id __maybe_unused marvell_tbl[] = {
4147 { MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
4148 { MARVELL_PHY_ID_88E3082, MARVELL_PHY_ID_MASK },
4149 { MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK },
4150 { MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK },
4151 { MARVELL_PHY_ID_88E1111_FINISAR, MARVELL_PHY_ID_MASK },
4152 { MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK },
4153 { MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK },
4154 { MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK },
4155 { MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK },
4156 { MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK },
4157 { MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK },
4158 { MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
4159 { MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
4160 { MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK },
4161 { MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK },
4162 { MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
4163 { MARVELL_PHY_ID_88E6250_FAMILY, MARVELL_PHY_ID_MASK },
4164 { MARVELL_PHY_ID_88E6341_FAMILY, MARVELL_PHY_ID_MASK },
4165 { MARVELL_PHY_ID_88E6390_FAMILY, MARVELL_PHY_ID_MASK },
4166 { MARVELL_PHY_ID_88E6393_FAMILY, MARVELL_PHY_ID_MASK },
4167 { MARVELL_PHY_ID_88E1340S, MARVELL_PHY_ID_MASK },
4168 { MARVELL_PHY_ID_88E1548P, MARVELL_PHY_ID_MASK },
4169 { }
4170};
4171
4172MODULE_DEVICE_TABLE(mdio, marvell_tbl);
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/phy.h>
31#include <linux/marvell_phy.h>
32#include <linux/bitfield.h>
33#include <linux/of.h>
34
35#include <linux/io.h>
36#include <asm/irq.h>
37#include <linux/uaccess.h>
38
39#define MII_MARVELL_PHY_PAGE 22
40#define MII_MARVELL_COPPER_PAGE 0x00
41#define MII_MARVELL_FIBER_PAGE 0x01
42#define MII_MARVELL_MSCR_PAGE 0x02
43#define MII_MARVELL_LED_PAGE 0x03
44#define MII_MARVELL_MISC_TEST_PAGE 0x06
45#define MII_MARVELL_WOL_PAGE 0x11
46
47#define MII_M1011_IEVENT 0x13
48#define MII_M1011_IEVENT_CLEAR 0x0000
49
50#define MII_M1011_IMASK 0x12
51#define MII_M1011_IMASK_INIT 0x6400
52#define MII_M1011_IMASK_CLEAR 0x0000
53
54#define MII_M1011_PHY_SCR 0x10
55#define MII_M1011_PHY_SCR_DOWNSHIFT_EN BIT(11)
56#define MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT 12
57#define MII_M1011_PHY_SRC_DOWNSHIFT_MASK 0x7800
58#define MII_M1011_PHY_SCR_MDI (0x0 << 5)
59#define MII_M1011_PHY_SCR_MDI_X (0x1 << 5)
60#define MII_M1011_PHY_SCR_AUTO_CROSS (0x3 << 5)
61
62#define MII_M1111_PHY_LED_CONTROL 0x18
63#define MII_M1111_PHY_LED_DIRECT 0x4100
64#define MII_M1111_PHY_LED_COMBINE 0x411c
65#define MII_M1111_PHY_EXT_CR 0x14
66#define MII_M1111_RGMII_RX_DELAY BIT(7)
67#define MII_M1111_RGMII_TX_DELAY BIT(1)
68#define MII_M1111_PHY_EXT_SR 0x1b
69
70#define MII_M1111_HWCFG_MODE_MASK 0xf
71#define MII_M1111_HWCFG_MODE_FIBER_RGMII 0x3
72#define MII_M1111_HWCFG_MODE_SGMII_NO_CLK 0x4
73#define MII_M1111_HWCFG_MODE_RTBI 0x7
74#define MII_M1111_HWCFG_MODE_COPPER_RTBI 0x9
75#define MII_M1111_HWCFG_MODE_COPPER_RGMII 0xb
76#define MII_M1111_HWCFG_FIBER_COPPER_RES BIT(13)
77#define MII_M1111_HWCFG_FIBER_COPPER_AUTO BIT(15)
78
79#define MII_88E1121_PHY_MSCR_REG 21
80#define MII_88E1121_PHY_MSCR_RX_DELAY BIT(5)
81#define MII_88E1121_PHY_MSCR_TX_DELAY BIT(4)
82#define MII_88E1121_PHY_MSCR_DELAY_MASK (BIT(5) | BIT(4))
83
84#define MII_88E1121_MISC_TEST 0x1a
85#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK 0x1f00
86#define MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT 8
87#define MII_88E1510_MISC_TEST_TEMP_IRQ_EN BIT(7)
88#define MII_88E1510_MISC_TEST_TEMP_IRQ BIT(6)
89#define MII_88E1121_MISC_TEST_TEMP_SENSOR_EN BIT(5)
90#define MII_88E1121_MISC_TEST_TEMP_MASK 0x1f
91
92#define MII_88E1510_TEMP_SENSOR 0x1b
93#define MII_88E1510_TEMP_SENSOR_MASK 0xff
94
95#define MII_88E1540_COPPER_CTRL3 0x1a
96#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK GENMASK(11, 10)
97#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS 0
98#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS 1
99#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS 2
100#define MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS 3
101#define MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN BIT(9)
102
103#define MII_88E6390_MISC_TEST 0x1b
104#define MII_88E6390_MISC_TEST_SAMPLE_1S 0
105#define MII_88E6390_MISC_TEST_SAMPLE_10MS BIT(14)
106#define MII_88E6390_MISC_TEST_SAMPLE_DISABLE BIT(15)
107#define MII_88E6390_MISC_TEST_SAMPLE_ENABLE 0
108#define MII_88E6390_MISC_TEST_SAMPLE_MASK (0x3 << 14)
109
110#define MII_88E6390_TEMP_SENSOR 0x1c
111#define MII_88E6390_TEMP_SENSOR_MASK 0xff
112#define MII_88E6390_TEMP_SENSOR_SAMPLES 10
113
114#define MII_88E1318S_PHY_MSCR1_REG 16
115#define MII_88E1318S_PHY_MSCR1_PAD_ODD BIT(6)
116
117/* Copper Specific Interrupt Enable Register */
118#define MII_88E1318S_PHY_CSIER 0x12
119/* WOL Event Interrupt Enable */
120#define MII_88E1318S_PHY_CSIER_WOL_EIE BIT(7)
121
122/* LED Timer Control Register */
123#define MII_88E1318S_PHY_LED_TCR 0x12
124#define MII_88E1318S_PHY_LED_TCR_FORCE_INT BIT(15)
125#define MII_88E1318S_PHY_LED_TCR_INTn_ENABLE BIT(7)
126#define MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW BIT(11)
127
128/* Magic Packet MAC address registers */
129#define MII_88E1318S_PHY_MAGIC_PACKET_WORD2 0x17
130#define MII_88E1318S_PHY_MAGIC_PACKET_WORD1 0x18
131#define MII_88E1318S_PHY_MAGIC_PACKET_WORD0 0x19
132
133#define MII_88E1318S_PHY_WOL_CTRL 0x10
134#define MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS BIT(12)
135#define MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE BIT(14)
136
137#define MII_PHY_LED_CTRL 16
138#define MII_88E1121_PHY_LED_DEF 0x0030
139#define MII_88E1510_PHY_LED_DEF 0x1177
140#define MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE 0x1040
141
142#define MII_M1011_PHY_STATUS 0x11
143#define MII_M1011_PHY_STATUS_1000 0x8000
144#define MII_M1011_PHY_STATUS_100 0x4000
145#define MII_M1011_PHY_STATUS_SPD_MASK 0xc000
146#define MII_M1011_PHY_STATUS_FULLDUPLEX 0x2000
147#define MII_M1011_PHY_STATUS_RESOLVED 0x0800
148#define MII_M1011_PHY_STATUS_LINK 0x0400
149
150#define MII_88E3016_PHY_SPEC_CTRL 0x10
151#define MII_88E3016_DISABLE_SCRAMBLER 0x0200
152#define MII_88E3016_AUTO_MDIX_CROSSOVER 0x0030
153
154#define MII_88E1510_GEN_CTRL_REG_1 0x14
155#define MII_88E1510_GEN_CTRL_REG_1_MODE_MASK 0x7
156#define MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII 0x1 /* SGMII to copper */
157#define MII_88E1510_GEN_CTRL_REG_1_RESET 0x8000 /* Soft reset */
158
159#define LPA_FIBER_1000HALF 0x40
160#define LPA_FIBER_1000FULL 0x20
161
162#define LPA_PAUSE_FIBER 0x180
163#define LPA_PAUSE_ASYM_FIBER 0x100
164
165#define ADVERTISE_FIBER_1000HALF 0x40
166#define ADVERTISE_FIBER_1000FULL 0x20
167
168#define ADVERTISE_PAUSE_FIBER 0x180
169#define ADVERTISE_PAUSE_ASYM_FIBER 0x100
170
171#define REGISTER_LINK_STATUS 0x400
172#define NB_FIBER_STATS 1
173
174MODULE_DESCRIPTION("Marvell PHY driver");
175MODULE_AUTHOR("Andy Fleming");
176MODULE_LICENSE("GPL");
177
178struct marvell_hw_stat {
179 const char *string;
180 u8 page;
181 u8 reg;
182 u8 bits;
183};
184
185static struct marvell_hw_stat marvell_hw_stats[] = {
186 { "phy_receive_errors_copper", 0, 21, 16},
187 { "phy_idle_errors", 0, 10, 8 },
188 { "phy_receive_errors_fiber", 1, 21, 16},
189};
190
191struct marvell_priv {
192 u64 stats[ARRAY_SIZE(marvell_hw_stats)];
193 char *hwmon_name;
194 struct device *hwmon_dev;
195};
196
197static int marvell_read_page(struct phy_device *phydev)
198{
199 return __phy_read(phydev, MII_MARVELL_PHY_PAGE);
200}
201
202static int marvell_write_page(struct phy_device *phydev, int page)
203{
204 return __phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
205}
206
207static int marvell_set_page(struct phy_device *phydev, int page)
208{
209 return phy_write(phydev, MII_MARVELL_PHY_PAGE, page);
210}
211
212static int marvell_ack_interrupt(struct phy_device *phydev)
213{
214 int err;
215
216 /* Clear the interrupts by reading the reg */
217 err = phy_read(phydev, MII_M1011_IEVENT);
218
219 if (err < 0)
220 return err;
221
222 return 0;
223}
224
225static int marvell_config_intr(struct phy_device *phydev)
226{
227 int err;
228
229 if (phydev->interrupts == PHY_INTERRUPT_ENABLED)
230 err = phy_write(phydev, MII_M1011_IMASK,
231 MII_M1011_IMASK_INIT);
232 else
233 err = phy_write(phydev, MII_M1011_IMASK,
234 MII_M1011_IMASK_CLEAR);
235
236 return err;
237}
238
239static int marvell_set_polarity(struct phy_device *phydev, int polarity)
240{
241 int reg;
242 int err;
243 int val;
244
245 /* get the current settings */
246 reg = phy_read(phydev, MII_M1011_PHY_SCR);
247 if (reg < 0)
248 return reg;
249
250 val = reg;
251 val &= ~MII_M1011_PHY_SCR_AUTO_CROSS;
252 switch (polarity) {
253 case ETH_TP_MDI:
254 val |= MII_M1011_PHY_SCR_MDI;
255 break;
256 case ETH_TP_MDI_X:
257 val |= MII_M1011_PHY_SCR_MDI_X;
258 break;
259 case ETH_TP_MDI_AUTO:
260 case ETH_TP_MDI_INVALID:
261 default:
262 val |= MII_M1011_PHY_SCR_AUTO_CROSS;
263 break;
264 }
265
266 if (val != reg) {
267 /* Set the new polarity value in the register */
268 err = phy_write(phydev, MII_M1011_PHY_SCR, val);
269 if (err)
270 return err;
271 }
272
273 return val != reg;
274}
275
276static int marvell_set_downshift(struct phy_device *phydev, bool enable,
277 u8 retries)
278{
279 int reg;
280
281 reg = phy_read(phydev, MII_M1011_PHY_SCR);
282 if (reg < 0)
283 return reg;
284
285 reg &= MII_M1011_PHY_SRC_DOWNSHIFT_MASK;
286 reg |= ((retries - 1) << MII_M1011_PHY_SCR_DOWNSHIFT_SHIFT);
287 if (enable)
288 reg |= MII_M1011_PHY_SCR_DOWNSHIFT_EN;
289
290 return phy_write(phydev, MII_M1011_PHY_SCR, reg);
291}
292
293static int marvell_config_aneg(struct phy_device *phydev)
294{
295 int changed = 0;
296 int err;
297
298 err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
299 if (err < 0)
300 return err;
301
302 changed = err;
303
304 err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
305 MII_M1111_PHY_LED_DIRECT);
306 if (err < 0)
307 return err;
308
309 err = genphy_config_aneg(phydev);
310 if (err < 0)
311 return err;
312
313 if (phydev->autoneg != AUTONEG_ENABLE || changed) {
314 /* A write to speed/duplex bits (that is performed by
315 * genphy_config_aneg() call above) must be followed by
316 * a software reset. Otherwise, the write has no effect.
317 */
318 err = genphy_soft_reset(phydev);
319 if (err < 0)
320 return err;
321 }
322
323 return 0;
324}
325
326static int m88e1101_config_aneg(struct phy_device *phydev)
327{
328 int err;
329
330 /* This Marvell PHY has an errata which requires
331 * that certain registers get written in order
332 * to restart autonegotiation
333 */
334 err = genphy_soft_reset(phydev);
335 if (err < 0)
336 return err;
337
338 err = phy_write(phydev, 0x1d, 0x1f);
339 if (err < 0)
340 return err;
341
342 err = phy_write(phydev, 0x1e, 0x200c);
343 if (err < 0)
344 return err;
345
346 err = phy_write(phydev, 0x1d, 0x5);
347 if (err < 0)
348 return err;
349
350 err = phy_write(phydev, 0x1e, 0);
351 if (err < 0)
352 return err;
353
354 err = phy_write(phydev, 0x1e, 0x100);
355 if (err < 0)
356 return err;
357
358 return marvell_config_aneg(phydev);
359}
360
361#ifdef CONFIG_OF_MDIO
362/* Set and/or override some configuration registers based on the
363 * marvell,reg-init property stored in the of_node for the phydev.
364 *
365 * marvell,reg-init = <reg-page reg mask value>,...;
366 *
367 * There may be one or more sets of <reg-page reg mask value>:
368 *
369 * reg-page: which register bank to use.
370 * reg: the register.
371 * mask: if non-zero, ANDed with existing register value.
372 * value: ORed with the masked value and written to the regiser.
373 *
374 */
375static int marvell_of_reg_init(struct phy_device *phydev)
376{
377 const __be32 *paddr;
378 int len, i, saved_page, current_page, ret = 0;
379
380 if (!phydev->mdio.dev.of_node)
381 return 0;
382
383 paddr = of_get_property(phydev->mdio.dev.of_node,
384 "marvell,reg-init", &len);
385 if (!paddr || len < (4 * sizeof(*paddr)))
386 return 0;
387
388 saved_page = phy_save_page(phydev);
389 if (saved_page < 0)
390 goto err;
391 current_page = saved_page;
392
393 len /= sizeof(*paddr);
394 for (i = 0; i < len - 3; i += 4) {
395 u16 page = be32_to_cpup(paddr + i);
396 u16 reg = be32_to_cpup(paddr + i + 1);
397 u16 mask = be32_to_cpup(paddr + i + 2);
398 u16 val_bits = be32_to_cpup(paddr + i + 3);
399 int val;
400
401 if (page != current_page) {
402 current_page = page;
403 ret = marvell_write_page(phydev, page);
404 if (ret < 0)
405 goto err;
406 }
407
408 val = 0;
409 if (mask) {
410 val = __phy_read(phydev, reg);
411 if (val < 0) {
412 ret = val;
413 goto err;
414 }
415 val &= mask;
416 }
417 val |= val_bits;
418
419 ret = __phy_write(phydev, reg, val);
420 if (ret < 0)
421 goto err;
422 }
423err:
424 return phy_restore_page(phydev, saved_page, ret);
425}
426#else
427static int marvell_of_reg_init(struct phy_device *phydev)
428{
429 return 0;
430}
431#endif /* CONFIG_OF_MDIO */
432
433static int m88e1121_config_aneg_rgmii_delays(struct phy_device *phydev)
434{
435 int mscr;
436
437 if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)
438 mscr = MII_88E1121_PHY_MSCR_RX_DELAY |
439 MII_88E1121_PHY_MSCR_TX_DELAY;
440 else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)
441 mscr = MII_88E1121_PHY_MSCR_RX_DELAY;
442 else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)
443 mscr = MII_88E1121_PHY_MSCR_TX_DELAY;
444 else
445 mscr = 0;
446
447 return phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
448 MII_88E1121_PHY_MSCR_REG,
449 MII_88E1121_PHY_MSCR_DELAY_MASK, mscr);
450}
451
452static int m88e1121_config_aneg(struct phy_device *phydev)
453{
454 int changed = 0;
455 int err = 0;
456
457 if (phy_interface_is_rgmii(phydev)) {
458 err = m88e1121_config_aneg_rgmii_delays(phydev);
459 if (err < 0)
460 return err;
461 }
462
463 err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
464 if (err < 0)
465 return err;
466
467 changed = err;
468
469 err = genphy_config_aneg(phydev);
470 if (err < 0)
471 return err;
472
473 if (phydev->autoneg != AUTONEG_ENABLE || changed) {
474 /* A software reset is used to ensure a "commit" of the
475 * changes is done.
476 */
477 err = genphy_soft_reset(phydev);
478 if (err < 0)
479 return err;
480 }
481
482 return 0;
483}
484
485static int m88e1318_config_aneg(struct phy_device *phydev)
486{
487 int err;
488
489 err = phy_modify_paged(phydev, MII_MARVELL_MSCR_PAGE,
490 MII_88E1318S_PHY_MSCR1_REG,
491 0, MII_88E1318S_PHY_MSCR1_PAD_ODD);
492 if (err < 0)
493 return err;
494
495 return m88e1121_config_aneg(phydev);
496}
497
498/**
499 * linkmode_adv_to_fiber_adv_t
500 * @advertise: the linkmode advertisement settings
501 *
502 * A small helper function that translates linkmode advertisement
503 * settings to phy autonegotiation advertisements for the MII_ADV
504 * register for fiber link.
505 */
506static inline u32 linkmode_adv_to_fiber_adv_t(unsigned long *advertise)
507{
508 u32 result = 0;
509
510 if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT, advertise))
511 result |= ADVERTISE_FIBER_1000HALF;
512 if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT, advertise))
513 result |= ADVERTISE_FIBER_1000FULL;
514
515 if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, advertise) &&
516 linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
517 result |= LPA_PAUSE_ASYM_FIBER;
518 else if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, advertise))
519 result |= (ADVERTISE_PAUSE_FIBER
520 & (~ADVERTISE_PAUSE_ASYM_FIBER));
521
522 return result;
523}
524
525/**
526 * marvell_config_aneg_fiber - restart auto-negotiation or write BMCR
527 * @phydev: target phy_device struct
528 *
529 * Description: If auto-negotiation is enabled, we configure the
530 * advertising, and then restart auto-negotiation. If it is not
531 * enabled, then we write the BMCR. Adapted for fiber link in
532 * some Marvell's devices.
533 */
534static int marvell_config_aneg_fiber(struct phy_device *phydev)
535{
536 int changed = 0;
537 int err;
538 int adv, oldadv;
539
540 if (phydev->autoneg != AUTONEG_ENABLE)
541 return genphy_setup_forced(phydev);
542
543 /* Only allow advertising what this PHY supports */
544 linkmode_and(phydev->advertising, phydev->advertising,
545 phydev->supported);
546
547 /* Setup fiber advertisement */
548 adv = phy_read(phydev, MII_ADVERTISE);
549 if (adv < 0)
550 return adv;
551
552 oldadv = adv;
553 adv &= ~(ADVERTISE_FIBER_1000HALF | ADVERTISE_FIBER_1000FULL
554 | LPA_PAUSE_FIBER);
555 adv |= linkmode_adv_to_fiber_adv_t(phydev->advertising);
556
557 if (adv != oldadv) {
558 err = phy_write(phydev, MII_ADVERTISE, adv);
559 if (err < 0)
560 return err;
561
562 changed = 1;
563 }
564
565 if (changed == 0) {
566 /* Advertisement hasn't changed, but maybe aneg was never on to
567 * begin with? Or maybe phy was isolated?
568 */
569 int ctl = phy_read(phydev, MII_BMCR);
570
571 if (ctl < 0)
572 return ctl;
573
574 if (!(ctl & BMCR_ANENABLE) || (ctl & BMCR_ISOLATE))
575 changed = 1; /* do restart aneg */
576 }
577
578 /* Only restart aneg if we are advertising something different
579 * than we were before.
580 */
581 if (changed > 0)
582 changed = genphy_restart_aneg(phydev);
583
584 return changed;
585}
586
587static int m88e1510_config_aneg(struct phy_device *phydev)
588{
589 int err;
590
591 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
592 if (err < 0)
593 goto error;
594
595 /* Configure the copper link first */
596 err = m88e1318_config_aneg(phydev);
597 if (err < 0)
598 goto error;
599
600 /* Do not touch the fiber page if we're in copper->sgmii mode */
601 if (phydev->interface == PHY_INTERFACE_MODE_SGMII)
602 return 0;
603
604 /* Then the fiber link */
605 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
606 if (err < 0)
607 goto error;
608
609 err = marvell_config_aneg_fiber(phydev);
610 if (err < 0)
611 goto error;
612
613 return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
614
615error:
616 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
617 return err;
618}
619
620static void marvell_config_led(struct phy_device *phydev)
621{
622 u16 def_config;
623 int err;
624
625 switch (MARVELL_PHY_FAMILY_ID(phydev->phy_id)) {
626 /* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
627 case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1121R):
628 case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1318S):
629 def_config = MII_88E1121_PHY_LED_DEF;
630 break;
631 /* Default PHY LED config:
632 * LED[0] .. 1000Mbps Link
633 * LED[1] .. 100Mbps Link
634 * LED[2] .. Blink, Activity
635 */
636 case MARVELL_PHY_FAMILY_ID(MARVELL_PHY_ID_88E1510):
637 if (phydev->dev_flags & MARVELL_PHY_LED0_LINK_LED1_ACTIVE)
638 def_config = MII_88E1510_PHY_LED0_LINK_LED1_ACTIVE;
639 else
640 def_config = MII_88E1510_PHY_LED_DEF;
641 break;
642 default:
643 return;
644 }
645
646 err = phy_write_paged(phydev, MII_MARVELL_LED_PAGE, MII_PHY_LED_CTRL,
647 def_config);
648 if (err < 0)
649 phydev_warn(phydev, "Fail to config marvell phy LED.\n");
650}
651
652static int marvell_config_init(struct phy_device *phydev)
653{
654 /* Set defalut LED */
655 marvell_config_led(phydev);
656
657 /* Set registers from marvell,reg-init DT property */
658 return marvell_of_reg_init(phydev);
659}
660
661static int m88e1116r_config_init(struct phy_device *phydev)
662{
663 int err;
664
665 err = genphy_soft_reset(phydev);
666 if (err < 0)
667 return err;
668
669 msleep(500);
670
671 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
672 if (err < 0)
673 return err;
674
675 err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
676 if (err < 0)
677 return err;
678
679 err = marvell_set_downshift(phydev, true, 8);
680 if (err < 0)
681 return err;
682
683 if (phy_interface_is_rgmii(phydev)) {
684 err = m88e1121_config_aneg_rgmii_delays(phydev);
685 if (err < 0)
686 return err;
687 }
688
689 err = genphy_soft_reset(phydev);
690 if (err < 0)
691 return err;
692
693 return marvell_config_init(phydev);
694}
695
696static int m88e3016_config_init(struct phy_device *phydev)
697{
698 int ret;
699
700 /* Enable Scrambler and Auto-Crossover */
701 ret = phy_modify(phydev, MII_88E3016_PHY_SPEC_CTRL,
702 MII_88E3016_DISABLE_SCRAMBLER,
703 MII_88E3016_AUTO_MDIX_CROSSOVER);
704 if (ret < 0)
705 return ret;
706
707 return marvell_config_init(phydev);
708}
709
710static int m88e1111_config_init_hwcfg_mode(struct phy_device *phydev,
711 u16 mode,
712 int fibre_copper_auto)
713{
714 if (fibre_copper_auto)
715 mode |= MII_M1111_HWCFG_FIBER_COPPER_AUTO;
716
717 return phy_modify(phydev, MII_M1111_PHY_EXT_SR,
718 MII_M1111_HWCFG_MODE_MASK |
719 MII_M1111_HWCFG_FIBER_COPPER_AUTO |
720 MII_M1111_HWCFG_FIBER_COPPER_RES,
721 mode);
722}
723
724static int m88e1111_config_init_rgmii_delays(struct phy_device *phydev)
725{
726 int delay;
727
728 if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
729 delay = MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY;
730 } else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) {
731 delay = MII_M1111_RGMII_RX_DELAY;
732 } else if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) {
733 delay = MII_M1111_RGMII_TX_DELAY;
734 } else {
735 delay = 0;
736 }
737
738 return phy_modify(phydev, MII_M1111_PHY_EXT_CR,
739 MII_M1111_RGMII_RX_DELAY | MII_M1111_RGMII_TX_DELAY,
740 delay);
741}
742
743static int m88e1111_config_init_rgmii(struct phy_device *phydev)
744{
745 int temp;
746 int err;
747
748 err = m88e1111_config_init_rgmii_delays(phydev);
749 if (err < 0)
750 return err;
751
752 temp = phy_read(phydev, MII_M1111_PHY_EXT_SR);
753 if (temp < 0)
754 return temp;
755
756 temp &= ~(MII_M1111_HWCFG_MODE_MASK);
757
758 if (temp & MII_M1111_HWCFG_FIBER_COPPER_RES)
759 temp |= MII_M1111_HWCFG_MODE_FIBER_RGMII;
760 else
761 temp |= MII_M1111_HWCFG_MODE_COPPER_RGMII;
762
763 return phy_write(phydev, MII_M1111_PHY_EXT_SR, temp);
764}
765
766static int m88e1111_config_init_sgmii(struct phy_device *phydev)
767{
768 int err;
769
770 err = m88e1111_config_init_hwcfg_mode(
771 phydev,
772 MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
773 MII_M1111_HWCFG_FIBER_COPPER_AUTO);
774 if (err < 0)
775 return err;
776
777 /* make sure copper is selected */
778 return marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
779}
780
781static int m88e1111_config_init_rtbi(struct phy_device *phydev)
782{
783 int err;
784
785 err = m88e1111_config_init_rgmii_delays(phydev);
786 if (err < 0)
787 return err;
788
789 err = m88e1111_config_init_hwcfg_mode(
790 phydev,
791 MII_M1111_HWCFG_MODE_RTBI,
792 MII_M1111_HWCFG_FIBER_COPPER_AUTO);
793 if (err < 0)
794 return err;
795
796 /* soft reset */
797 err = genphy_soft_reset(phydev);
798 if (err < 0)
799 return err;
800
801 return m88e1111_config_init_hwcfg_mode(
802 phydev,
803 MII_M1111_HWCFG_MODE_RTBI,
804 MII_M1111_HWCFG_FIBER_COPPER_AUTO);
805}
806
807static int m88e1111_config_init(struct phy_device *phydev)
808{
809 int err;
810
811 if (phy_interface_is_rgmii(phydev)) {
812 err = m88e1111_config_init_rgmii(phydev);
813 if (err < 0)
814 return err;
815 }
816
817 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
818 err = m88e1111_config_init_sgmii(phydev);
819 if (err < 0)
820 return err;
821 }
822
823 if (phydev->interface == PHY_INTERFACE_MODE_RTBI) {
824 err = m88e1111_config_init_rtbi(phydev);
825 if (err < 0)
826 return err;
827 }
828
829 err = marvell_of_reg_init(phydev);
830 if (err < 0)
831 return err;
832
833 return genphy_soft_reset(phydev);
834}
835
836static int m88e1318_config_init(struct phy_device *phydev)
837{
838 if (phy_interrupt_is_valid(phydev)) {
839 int err = phy_modify_paged(
840 phydev, MII_MARVELL_LED_PAGE,
841 MII_88E1318S_PHY_LED_TCR,
842 MII_88E1318S_PHY_LED_TCR_FORCE_INT,
843 MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
844 MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
845 if (err < 0)
846 return err;
847 }
848
849 return marvell_config_init(phydev);
850}
851
852static int m88e1510_config_init(struct phy_device *phydev)
853{
854 int err;
855
856 /* SGMII-to-Copper mode initialization */
857 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
858 /* Select page 18 */
859 err = marvell_set_page(phydev, 18);
860 if (err < 0)
861 return err;
862
863 /* In reg 20, write MODE[2:0] = 0x1 (SGMII to Copper) */
864 err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1,
865 MII_88E1510_GEN_CTRL_REG_1_MODE_MASK,
866 MII_88E1510_GEN_CTRL_REG_1_MODE_SGMII);
867 if (err < 0)
868 return err;
869
870 /* PHY reset is necessary after changing MODE[2:0] */
871 err = phy_modify(phydev, MII_88E1510_GEN_CTRL_REG_1, 0,
872 MII_88E1510_GEN_CTRL_REG_1_RESET);
873 if (err < 0)
874 return err;
875
876 /* Reset page selection */
877 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
878 if (err < 0)
879 return err;
880 }
881
882 return m88e1318_config_init(phydev);
883}
884
885static int m88e1118_config_aneg(struct phy_device *phydev)
886{
887 int err;
888
889 err = genphy_soft_reset(phydev);
890 if (err < 0)
891 return err;
892
893 err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
894 if (err < 0)
895 return err;
896
897 err = genphy_config_aneg(phydev);
898 return 0;
899}
900
901static int m88e1118_config_init(struct phy_device *phydev)
902{
903 int err;
904
905 /* Change address */
906 err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
907 if (err < 0)
908 return err;
909
910 /* Enable 1000 Mbit */
911 err = phy_write(phydev, 0x15, 0x1070);
912 if (err < 0)
913 return err;
914
915 /* Change address */
916 err = marvell_set_page(phydev, MII_MARVELL_LED_PAGE);
917 if (err < 0)
918 return err;
919
920 /* Adjust LED Control */
921 if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS)
922 err = phy_write(phydev, 0x10, 0x1100);
923 else
924 err = phy_write(phydev, 0x10, 0x021e);
925 if (err < 0)
926 return err;
927
928 err = marvell_of_reg_init(phydev);
929 if (err < 0)
930 return err;
931
932 /* Reset address */
933 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
934 if (err < 0)
935 return err;
936
937 return genphy_soft_reset(phydev);
938}
939
940static int m88e1149_config_init(struct phy_device *phydev)
941{
942 int err;
943
944 /* Change address */
945 err = marvell_set_page(phydev, MII_MARVELL_MSCR_PAGE);
946 if (err < 0)
947 return err;
948
949 /* Enable 1000 Mbit */
950 err = phy_write(phydev, 0x15, 0x1048);
951 if (err < 0)
952 return err;
953
954 err = marvell_of_reg_init(phydev);
955 if (err < 0)
956 return err;
957
958 /* Reset address */
959 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
960 if (err < 0)
961 return err;
962
963 return genphy_soft_reset(phydev);
964}
965
966static int m88e1145_config_init_rgmii(struct phy_device *phydev)
967{
968 int err;
969
970 err = m88e1111_config_init_rgmii_delays(phydev);
971 if (err < 0)
972 return err;
973
974 if (phydev->dev_flags & MARVELL_PHY_M1145_FLAGS_RESISTANCE) {
975 err = phy_write(phydev, 0x1d, 0x0012);
976 if (err < 0)
977 return err;
978
979 err = phy_modify(phydev, 0x1e, 0x0fc0,
980 2 << 9 | /* 36 ohm */
981 2 << 6); /* 39 ohm */
982 if (err < 0)
983 return err;
984
985 err = phy_write(phydev, 0x1d, 0x3);
986 if (err < 0)
987 return err;
988
989 err = phy_write(phydev, 0x1e, 0x8000);
990 }
991 return err;
992}
993
994static int m88e1145_config_init_sgmii(struct phy_device *phydev)
995{
996 return m88e1111_config_init_hwcfg_mode(
997 phydev, MII_M1111_HWCFG_MODE_SGMII_NO_CLK,
998 MII_M1111_HWCFG_FIBER_COPPER_AUTO);
999}
1000
1001static int m88e1145_config_init(struct phy_device *phydev)
1002{
1003 int err;
1004
1005 /* Take care of errata E0 & E1 */
1006 err = phy_write(phydev, 0x1d, 0x001b);
1007 if (err < 0)
1008 return err;
1009
1010 err = phy_write(phydev, 0x1e, 0x418f);
1011 if (err < 0)
1012 return err;
1013
1014 err = phy_write(phydev, 0x1d, 0x0016);
1015 if (err < 0)
1016 return err;
1017
1018 err = phy_write(phydev, 0x1e, 0xa2da);
1019 if (err < 0)
1020 return err;
1021
1022 if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
1023 err = m88e1145_config_init_rgmii(phydev);
1024 if (err < 0)
1025 return err;
1026 }
1027
1028 if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
1029 err = m88e1145_config_init_sgmii(phydev);
1030 if (err < 0)
1031 return err;
1032 }
1033
1034 err = marvell_of_reg_init(phydev);
1035 if (err < 0)
1036 return err;
1037
1038 return 0;
1039}
1040
1041static int m88e1540_get_fld(struct phy_device *phydev, u8 *msecs)
1042{
1043 int val;
1044
1045 val = phy_read(phydev, MII_88E1540_COPPER_CTRL3);
1046 if (val < 0)
1047 return val;
1048
1049 if (!(val & MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN)) {
1050 *msecs = ETHTOOL_PHY_FAST_LINK_DOWN_OFF;
1051 return 0;
1052 }
1053
1054 val = FIELD_GET(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
1055
1056 switch (val) {
1057 case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS:
1058 *msecs = 0;
1059 break;
1060 case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS:
1061 *msecs = 10;
1062 break;
1063 case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS:
1064 *msecs = 20;
1065 break;
1066 case MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS:
1067 *msecs = 40;
1068 break;
1069 default:
1070 return -EINVAL;
1071 }
1072
1073 return 0;
1074}
1075
1076static int m88e1540_set_fld(struct phy_device *phydev, const u8 *msecs)
1077{
1078 struct ethtool_eee eee;
1079 int val, ret;
1080
1081 if (*msecs == ETHTOOL_PHY_FAST_LINK_DOWN_OFF)
1082 return phy_clear_bits(phydev, MII_88E1540_COPPER_CTRL3,
1083 MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN);
1084
1085 /* According to the Marvell data sheet EEE must be disabled for
1086 * Fast Link Down detection to work properly
1087 */
1088 ret = phy_ethtool_get_eee(phydev, &eee);
1089 if (!ret && eee.eee_enabled) {
1090 phydev_warn(phydev, "Fast Link Down detection requires EEE to be disabled!\n");
1091 return -EBUSY;
1092 }
1093
1094 if (*msecs <= 5)
1095 val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_00MS;
1096 else if (*msecs <= 15)
1097 val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_10MS;
1098 else if (*msecs <= 30)
1099 val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_20MS;
1100 else
1101 val = MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_40MS;
1102
1103 val = FIELD_PREP(MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
1104
1105 ret = phy_modify(phydev, MII_88E1540_COPPER_CTRL3,
1106 MII_88E1540_COPPER_CTRL3_LINK_DOWN_DELAY_MASK, val);
1107 if (ret)
1108 return ret;
1109
1110 return phy_set_bits(phydev, MII_88E1540_COPPER_CTRL3,
1111 MII_88E1540_COPPER_CTRL3_FAST_LINK_DOWN);
1112}
1113
1114static int m88e1540_get_tunable(struct phy_device *phydev,
1115 struct ethtool_tunable *tuna, void *data)
1116{
1117 switch (tuna->id) {
1118 case ETHTOOL_PHY_FAST_LINK_DOWN:
1119 return m88e1540_get_fld(phydev, data);
1120 default:
1121 return -EOPNOTSUPP;
1122 }
1123}
1124
1125static int m88e1540_set_tunable(struct phy_device *phydev,
1126 struct ethtool_tunable *tuna, const void *data)
1127{
1128 switch (tuna->id) {
1129 case ETHTOOL_PHY_FAST_LINK_DOWN:
1130 return m88e1540_set_fld(phydev, data);
1131 default:
1132 return -EOPNOTSUPP;
1133 }
1134}
1135
1136/* The VOD can be out of specification on link up. Poke an
1137 * undocumented register, in an undocumented page, with a magic value
1138 * to fix this.
1139 */
1140static int m88e6390_errata(struct phy_device *phydev)
1141{
1142 int err;
1143
1144 err = phy_write(phydev, MII_BMCR,
1145 BMCR_ANENABLE | BMCR_SPEED1000 | BMCR_FULLDPLX);
1146 if (err)
1147 return err;
1148
1149 usleep_range(300, 400);
1150
1151 err = phy_write_paged(phydev, 0xf8, 0x08, 0x36);
1152 if (err)
1153 return err;
1154
1155 return genphy_soft_reset(phydev);
1156}
1157
1158static int m88e6390_config_aneg(struct phy_device *phydev)
1159{
1160 int err;
1161
1162 err = m88e6390_errata(phydev);
1163 if (err)
1164 return err;
1165
1166 return m88e1510_config_aneg(phydev);
1167}
1168
1169/**
1170 * fiber_lpa_mod_linkmode_lpa_t
1171 * @advertising: the linkmode advertisement settings
1172 * @lpa: value of the MII_LPA register for fiber link
1173 *
1174 * A small helper function that translates MII_LPA bits to linkmode LP
1175 * advertisement settings. Other bits in advertising are left
1176 * unchanged.
1177 */
1178static void fiber_lpa_mod_linkmode_lpa_t(unsigned long *advertising, u32 lpa)
1179{
1180 linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
1181 advertising, lpa & LPA_FIBER_1000HALF);
1182
1183 linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
1184 advertising, lpa & LPA_FIBER_1000FULL);
1185}
1186
1187/**
1188 * marvell_update_link - update link status in real time in @phydev
1189 * @phydev: target phy_device struct
1190 *
1191 * Description: Update the value in phydev->link to reflect the
1192 * current link value.
1193 */
1194static int marvell_update_link(struct phy_device *phydev, int fiber)
1195{
1196 int status;
1197
1198 /* Use the generic register for copper link, or specific
1199 * register for fiber case
1200 */
1201 if (fiber) {
1202 status = phy_read(phydev, MII_M1011_PHY_STATUS);
1203 if (status < 0)
1204 return status;
1205
1206 if ((status & REGISTER_LINK_STATUS) == 0)
1207 phydev->link = 0;
1208 else
1209 phydev->link = 1;
1210 } else {
1211 return genphy_update_link(phydev);
1212 }
1213
1214 return 0;
1215}
1216
1217static int marvell_read_status_page_an(struct phy_device *phydev,
1218 int fiber)
1219{
1220 int status;
1221 int lpa;
1222 int lpagb;
1223
1224 status = phy_read(phydev, MII_M1011_PHY_STATUS);
1225 if (status < 0)
1226 return status;
1227
1228 lpa = phy_read(phydev, MII_LPA);
1229 if (lpa < 0)
1230 return lpa;
1231
1232 lpagb = phy_read(phydev, MII_STAT1000);
1233 if (lpagb < 0)
1234 return lpagb;
1235
1236 if (status & MII_M1011_PHY_STATUS_FULLDUPLEX)
1237 phydev->duplex = DUPLEX_FULL;
1238 else
1239 phydev->duplex = DUPLEX_HALF;
1240
1241 status = status & MII_M1011_PHY_STATUS_SPD_MASK;
1242 phydev->pause = 0;
1243 phydev->asym_pause = 0;
1244
1245 switch (status) {
1246 case MII_M1011_PHY_STATUS_1000:
1247 phydev->speed = SPEED_1000;
1248 break;
1249
1250 case MII_M1011_PHY_STATUS_100:
1251 phydev->speed = SPEED_100;
1252 break;
1253
1254 default:
1255 phydev->speed = SPEED_10;
1256 break;
1257 }
1258
1259 if (!fiber) {
1260 mii_lpa_to_linkmode_lpa_t(phydev->lp_advertising, lpa);
1261 mii_stat1000_mod_linkmode_lpa_t(phydev->lp_advertising, lpagb);
1262
1263 if (phydev->duplex == DUPLEX_FULL) {
1264 phydev->pause = lpa & LPA_PAUSE_CAP ? 1 : 0;
1265 phydev->asym_pause = lpa & LPA_PAUSE_ASYM ? 1 : 0;
1266 }
1267 } else {
1268 /* The fiber link is only 1000M capable */
1269 fiber_lpa_mod_linkmode_lpa_t(phydev->lp_advertising, lpa);
1270
1271 if (phydev->duplex == DUPLEX_FULL) {
1272 if (!(lpa & LPA_PAUSE_FIBER)) {
1273 phydev->pause = 0;
1274 phydev->asym_pause = 0;
1275 } else if ((lpa & LPA_PAUSE_ASYM_FIBER)) {
1276 phydev->pause = 1;
1277 phydev->asym_pause = 1;
1278 } else {
1279 phydev->pause = 1;
1280 phydev->asym_pause = 0;
1281 }
1282 }
1283 }
1284 return 0;
1285}
1286
1287static int marvell_read_status_page_fixed(struct phy_device *phydev)
1288{
1289 int bmcr = phy_read(phydev, MII_BMCR);
1290
1291 if (bmcr < 0)
1292 return bmcr;
1293
1294 if (bmcr & BMCR_FULLDPLX)
1295 phydev->duplex = DUPLEX_FULL;
1296 else
1297 phydev->duplex = DUPLEX_HALF;
1298
1299 if (bmcr & BMCR_SPEED1000)
1300 phydev->speed = SPEED_1000;
1301 else if (bmcr & BMCR_SPEED100)
1302 phydev->speed = SPEED_100;
1303 else
1304 phydev->speed = SPEED_10;
1305
1306 phydev->pause = 0;
1307 phydev->asym_pause = 0;
1308 linkmode_zero(phydev->lp_advertising);
1309
1310 return 0;
1311}
1312
1313/* marvell_read_status_page
1314 *
1315 * Description:
1316 * Check the link, then figure out the current state
1317 * by comparing what we advertise with what the link partner
1318 * advertises. Start by checking the gigabit possibilities,
1319 * then move on to 10/100.
1320 */
1321static int marvell_read_status_page(struct phy_device *phydev, int page)
1322{
1323 int fiber;
1324 int err;
1325
1326 /* Detect and update the link, but return if there
1327 * was an error
1328 */
1329 if (page == MII_MARVELL_FIBER_PAGE)
1330 fiber = 1;
1331 else
1332 fiber = 0;
1333
1334 err = marvell_update_link(phydev, fiber);
1335 if (err)
1336 return err;
1337
1338 if (phydev->autoneg == AUTONEG_ENABLE)
1339 err = marvell_read_status_page_an(phydev, fiber);
1340 else
1341 err = marvell_read_status_page_fixed(phydev);
1342
1343 return err;
1344}
1345
1346/* marvell_read_status
1347 *
1348 * Some Marvell's phys have two modes: fiber and copper.
1349 * Both need status checked.
1350 * Description:
1351 * First, check the fiber link and status.
1352 * If the fiber link is down, check the copper link and status which
1353 * will be the default value if both link are down.
1354 */
1355static int marvell_read_status(struct phy_device *phydev)
1356{
1357 int err;
1358
1359 /* Check the fiber mode first */
1360 if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1361 phydev->supported) &&
1362 phydev->interface != PHY_INTERFACE_MODE_SGMII) {
1363 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1364 if (err < 0)
1365 goto error;
1366
1367 err = marvell_read_status_page(phydev, MII_MARVELL_FIBER_PAGE);
1368 if (err < 0)
1369 goto error;
1370
1371 /* If the fiber link is up, it is the selected and
1372 * used link. In this case, we need to stay in the
1373 * fiber page. Please to be careful about that, avoid
1374 * to restore Copper page in other functions which
1375 * could break the behaviour for some fiber phy like
1376 * 88E1512.
1377 */
1378 if (phydev->link)
1379 return 0;
1380
1381 /* If fiber link is down, check and save copper mode state */
1382 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1383 if (err < 0)
1384 goto error;
1385 }
1386
1387 return marvell_read_status_page(phydev, MII_MARVELL_COPPER_PAGE);
1388
1389error:
1390 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1391 return err;
1392}
1393
1394/* marvell_suspend
1395 *
1396 * Some Marvell's phys have two modes: fiber and copper.
1397 * Both need to be suspended
1398 */
1399static int marvell_suspend(struct phy_device *phydev)
1400{
1401 int err;
1402
1403 /* Suspend the fiber mode first */
1404 if (!linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1405 phydev->supported)) {
1406 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1407 if (err < 0)
1408 goto error;
1409
1410 /* With the page set, use the generic suspend */
1411 err = genphy_suspend(phydev);
1412 if (err < 0)
1413 goto error;
1414
1415 /* Then, the copper link */
1416 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1417 if (err < 0)
1418 goto error;
1419 }
1420
1421 /* With the page set, use the generic suspend */
1422 return genphy_suspend(phydev);
1423
1424error:
1425 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1426 return err;
1427}
1428
1429/* marvell_resume
1430 *
1431 * Some Marvell's phys have two modes: fiber and copper.
1432 * Both need to be resumed
1433 */
1434static int marvell_resume(struct phy_device *phydev)
1435{
1436 int err;
1437
1438 /* Resume the fiber mode first */
1439 if (!linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1440 phydev->supported)) {
1441 err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE);
1442 if (err < 0)
1443 goto error;
1444
1445 /* With the page set, use the generic resume */
1446 err = genphy_resume(phydev);
1447 if (err < 0)
1448 goto error;
1449
1450 /* Then, the copper link */
1451 err = marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1452 if (err < 0)
1453 goto error;
1454 }
1455
1456 /* With the page set, use the generic resume */
1457 return genphy_resume(phydev);
1458
1459error:
1460 marvell_set_page(phydev, MII_MARVELL_COPPER_PAGE);
1461 return err;
1462}
1463
1464static int marvell_aneg_done(struct phy_device *phydev)
1465{
1466 int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
1467
1468 return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
1469}
1470
1471static int m88e1121_did_interrupt(struct phy_device *phydev)
1472{
1473 int imask;
1474
1475 imask = phy_read(phydev, MII_M1011_IEVENT);
1476
1477 if (imask & MII_M1011_IMASK_INIT)
1478 return 1;
1479
1480 return 0;
1481}
1482
1483static void m88e1318_get_wol(struct phy_device *phydev,
1484 struct ethtool_wolinfo *wol)
1485{
1486 int oldpage, ret = 0;
1487
1488 wol->supported = WAKE_MAGIC;
1489 wol->wolopts = 0;
1490
1491 oldpage = phy_select_page(phydev, MII_MARVELL_WOL_PAGE);
1492 if (oldpage < 0)
1493 goto error;
1494
1495 ret = __phy_read(phydev, MII_88E1318S_PHY_WOL_CTRL);
1496 if (ret & MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE)
1497 wol->wolopts |= WAKE_MAGIC;
1498
1499error:
1500 phy_restore_page(phydev, oldpage, ret);
1501}
1502
1503static int m88e1318_set_wol(struct phy_device *phydev,
1504 struct ethtool_wolinfo *wol)
1505{
1506 int err = 0, oldpage;
1507
1508 oldpage = phy_save_page(phydev);
1509 if (oldpage < 0)
1510 goto error;
1511
1512 if (wol->wolopts & WAKE_MAGIC) {
1513 /* Explicitly switch to page 0x00, just to be sure */
1514 err = marvell_write_page(phydev, MII_MARVELL_COPPER_PAGE);
1515 if (err < 0)
1516 goto error;
1517
1518 /* If WOL event happened once, the LED[2] interrupt pin
1519 * will not be cleared unless we reading the interrupt status
1520 * register. If interrupts are in use, the normal interrupt
1521 * handling will clear the WOL event. Clear the WOL event
1522 * before enabling it if !phy_interrupt_is_valid()
1523 */
1524 if (!phy_interrupt_is_valid(phydev))
1525 __phy_read(phydev, MII_M1011_IEVENT);
1526
1527 /* Enable the WOL interrupt */
1528 err = __phy_modify(phydev, MII_88E1318S_PHY_CSIER, 0,
1529 MII_88E1318S_PHY_CSIER_WOL_EIE);
1530 if (err < 0)
1531 goto error;
1532
1533 err = marvell_write_page(phydev, MII_MARVELL_LED_PAGE);
1534 if (err < 0)
1535 goto error;
1536
1537 /* Setup LED[2] as interrupt pin (active low) */
1538 err = __phy_modify(phydev, MII_88E1318S_PHY_LED_TCR,
1539 MII_88E1318S_PHY_LED_TCR_FORCE_INT,
1540 MII_88E1318S_PHY_LED_TCR_INTn_ENABLE |
1541 MII_88E1318S_PHY_LED_TCR_INT_ACTIVE_LOW);
1542 if (err < 0)
1543 goto error;
1544
1545 err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1546 if (err < 0)
1547 goto error;
1548
1549 /* Store the device address for the magic packet */
1550 err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD2,
1551 ((phydev->attached_dev->dev_addr[5] << 8) |
1552 phydev->attached_dev->dev_addr[4]));
1553 if (err < 0)
1554 goto error;
1555 err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD1,
1556 ((phydev->attached_dev->dev_addr[3] << 8) |
1557 phydev->attached_dev->dev_addr[2]));
1558 if (err < 0)
1559 goto error;
1560 err = __phy_write(phydev, MII_88E1318S_PHY_MAGIC_PACKET_WORD0,
1561 ((phydev->attached_dev->dev_addr[1] << 8) |
1562 phydev->attached_dev->dev_addr[0]));
1563 if (err < 0)
1564 goto error;
1565
1566 /* Clear WOL status and enable magic packet matching */
1567 err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL, 0,
1568 MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS |
1569 MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE);
1570 if (err < 0)
1571 goto error;
1572 } else {
1573 err = marvell_write_page(phydev, MII_MARVELL_WOL_PAGE);
1574 if (err < 0)
1575 goto error;
1576
1577 /* Clear WOL status and disable magic packet matching */
1578 err = __phy_modify(phydev, MII_88E1318S_PHY_WOL_CTRL,
1579 MII_88E1318S_PHY_WOL_CTRL_MAGIC_PACKET_MATCH_ENABLE,
1580 MII_88E1318S_PHY_WOL_CTRL_CLEAR_WOL_STATUS);
1581 if (err < 0)
1582 goto error;
1583 }
1584
1585error:
1586 return phy_restore_page(phydev, oldpage, err);
1587}
1588
1589static int marvell_get_sset_count(struct phy_device *phydev)
1590{
1591 if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT,
1592 phydev->supported))
1593 return ARRAY_SIZE(marvell_hw_stats);
1594 else
1595 return ARRAY_SIZE(marvell_hw_stats) - NB_FIBER_STATS;
1596}
1597
1598static void marvell_get_strings(struct phy_device *phydev, u8 *data)
1599{
1600 int count = marvell_get_sset_count(phydev);
1601 int i;
1602
1603 for (i = 0; i < count; i++) {
1604 strlcpy(data + i * ETH_GSTRING_LEN,
1605 marvell_hw_stats[i].string, ETH_GSTRING_LEN);
1606 }
1607}
1608
1609static u64 marvell_get_stat(struct phy_device *phydev, int i)
1610{
1611 struct marvell_hw_stat stat = marvell_hw_stats[i];
1612 struct marvell_priv *priv = phydev->priv;
1613 int val;
1614 u64 ret;
1615
1616 val = phy_read_paged(phydev, stat.page, stat.reg);
1617 if (val < 0) {
1618 ret = U64_MAX;
1619 } else {
1620 val = val & ((1 << stat.bits) - 1);
1621 priv->stats[i] += val;
1622 ret = priv->stats[i];
1623 }
1624
1625 return ret;
1626}
1627
1628static void marvell_get_stats(struct phy_device *phydev,
1629 struct ethtool_stats *stats, u64 *data)
1630{
1631 int count = marvell_get_sset_count(phydev);
1632 int i;
1633
1634 for (i = 0; i < count; i++)
1635 data[i] = marvell_get_stat(phydev, i);
1636}
1637
1638#ifdef CONFIG_HWMON
1639static int m88e1121_get_temp(struct phy_device *phydev, long *temp)
1640{
1641 int oldpage;
1642 int ret = 0;
1643 int val;
1644
1645 *temp = 0;
1646
1647 oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1648 if (oldpage < 0)
1649 goto error;
1650
1651 /* Enable temperature sensor */
1652 ret = __phy_read(phydev, MII_88E1121_MISC_TEST);
1653 if (ret < 0)
1654 goto error;
1655
1656 ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
1657 ret | MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1658 if (ret < 0)
1659 goto error;
1660
1661 /* Wait for temperature to stabilize */
1662 usleep_range(10000, 12000);
1663
1664 val = __phy_read(phydev, MII_88E1121_MISC_TEST);
1665 if (val < 0) {
1666 ret = val;
1667 goto error;
1668 }
1669
1670 /* Disable temperature sensor */
1671 ret = __phy_write(phydev, MII_88E1121_MISC_TEST,
1672 ret & ~MII_88E1121_MISC_TEST_TEMP_SENSOR_EN);
1673 if (ret < 0)
1674 goto error;
1675
1676 *temp = ((val & MII_88E1121_MISC_TEST_TEMP_MASK) - 5) * 5000;
1677
1678error:
1679 return phy_restore_page(phydev, oldpage, ret);
1680}
1681
1682static int m88e1121_hwmon_read(struct device *dev,
1683 enum hwmon_sensor_types type,
1684 u32 attr, int channel, long *temp)
1685{
1686 struct phy_device *phydev = dev_get_drvdata(dev);
1687 int err;
1688
1689 switch (attr) {
1690 case hwmon_temp_input:
1691 err = m88e1121_get_temp(phydev, temp);
1692 break;
1693 default:
1694 return -EOPNOTSUPP;
1695 }
1696
1697 return err;
1698}
1699
1700static umode_t m88e1121_hwmon_is_visible(const void *data,
1701 enum hwmon_sensor_types type,
1702 u32 attr, int channel)
1703{
1704 if (type != hwmon_temp)
1705 return 0;
1706
1707 switch (attr) {
1708 case hwmon_temp_input:
1709 return 0444;
1710 default:
1711 return 0;
1712 }
1713}
1714
1715static u32 m88e1121_hwmon_chip_config[] = {
1716 HWMON_C_REGISTER_TZ,
1717 0
1718};
1719
1720static const struct hwmon_channel_info m88e1121_hwmon_chip = {
1721 .type = hwmon_chip,
1722 .config = m88e1121_hwmon_chip_config,
1723};
1724
1725static u32 m88e1121_hwmon_temp_config[] = {
1726 HWMON_T_INPUT,
1727 0
1728};
1729
1730static const struct hwmon_channel_info m88e1121_hwmon_temp = {
1731 .type = hwmon_temp,
1732 .config = m88e1121_hwmon_temp_config,
1733};
1734
1735static const struct hwmon_channel_info *m88e1121_hwmon_info[] = {
1736 &m88e1121_hwmon_chip,
1737 &m88e1121_hwmon_temp,
1738 NULL
1739};
1740
1741static const struct hwmon_ops m88e1121_hwmon_hwmon_ops = {
1742 .is_visible = m88e1121_hwmon_is_visible,
1743 .read = m88e1121_hwmon_read,
1744};
1745
1746static const struct hwmon_chip_info m88e1121_hwmon_chip_info = {
1747 .ops = &m88e1121_hwmon_hwmon_ops,
1748 .info = m88e1121_hwmon_info,
1749};
1750
1751static int m88e1510_get_temp(struct phy_device *phydev, long *temp)
1752{
1753 int ret;
1754
1755 *temp = 0;
1756
1757 ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1758 MII_88E1510_TEMP_SENSOR);
1759 if (ret < 0)
1760 return ret;
1761
1762 *temp = ((ret & MII_88E1510_TEMP_SENSOR_MASK) - 25) * 1000;
1763
1764 return 0;
1765}
1766
1767static int m88e1510_get_temp_critical(struct phy_device *phydev, long *temp)
1768{
1769 int ret;
1770
1771 *temp = 0;
1772
1773 ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1774 MII_88E1121_MISC_TEST);
1775 if (ret < 0)
1776 return ret;
1777
1778 *temp = (((ret & MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK) >>
1779 MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT) * 5) - 25;
1780 /* convert to mC */
1781 *temp *= 1000;
1782
1783 return 0;
1784}
1785
1786static int m88e1510_set_temp_critical(struct phy_device *phydev, long temp)
1787{
1788 temp = temp / 1000;
1789 temp = clamp_val(DIV_ROUND_CLOSEST(temp, 5) + 5, 0, 0x1f);
1790
1791 return phy_modify_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1792 MII_88E1121_MISC_TEST,
1793 MII_88E1510_MISC_TEST_TEMP_THRESHOLD_MASK,
1794 temp << MII_88E1510_MISC_TEST_TEMP_THRESHOLD_SHIFT);
1795}
1796
1797static int m88e1510_get_temp_alarm(struct phy_device *phydev, long *alarm)
1798{
1799 int ret;
1800
1801 *alarm = false;
1802
1803 ret = phy_read_paged(phydev, MII_MARVELL_MISC_TEST_PAGE,
1804 MII_88E1121_MISC_TEST);
1805 if (ret < 0)
1806 return ret;
1807
1808 *alarm = !!(ret & MII_88E1510_MISC_TEST_TEMP_IRQ);
1809
1810 return 0;
1811}
1812
1813static int m88e1510_hwmon_read(struct device *dev,
1814 enum hwmon_sensor_types type,
1815 u32 attr, int channel, long *temp)
1816{
1817 struct phy_device *phydev = dev_get_drvdata(dev);
1818 int err;
1819
1820 switch (attr) {
1821 case hwmon_temp_input:
1822 err = m88e1510_get_temp(phydev, temp);
1823 break;
1824 case hwmon_temp_crit:
1825 err = m88e1510_get_temp_critical(phydev, temp);
1826 break;
1827 case hwmon_temp_max_alarm:
1828 err = m88e1510_get_temp_alarm(phydev, temp);
1829 break;
1830 default:
1831 return -EOPNOTSUPP;
1832 }
1833
1834 return err;
1835}
1836
1837static int m88e1510_hwmon_write(struct device *dev,
1838 enum hwmon_sensor_types type,
1839 u32 attr, int channel, long temp)
1840{
1841 struct phy_device *phydev = dev_get_drvdata(dev);
1842 int err;
1843
1844 switch (attr) {
1845 case hwmon_temp_crit:
1846 err = m88e1510_set_temp_critical(phydev, temp);
1847 break;
1848 default:
1849 return -EOPNOTSUPP;
1850 }
1851 return err;
1852}
1853
1854static umode_t m88e1510_hwmon_is_visible(const void *data,
1855 enum hwmon_sensor_types type,
1856 u32 attr, int channel)
1857{
1858 if (type != hwmon_temp)
1859 return 0;
1860
1861 switch (attr) {
1862 case hwmon_temp_input:
1863 case hwmon_temp_max_alarm:
1864 return 0444;
1865 case hwmon_temp_crit:
1866 return 0644;
1867 default:
1868 return 0;
1869 }
1870}
1871
1872static u32 m88e1510_hwmon_temp_config[] = {
1873 HWMON_T_INPUT | HWMON_T_CRIT | HWMON_T_MAX_ALARM,
1874 0
1875};
1876
1877static const struct hwmon_channel_info m88e1510_hwmon_temp = {
1878 .type = hwmon_temp,
1879 .config = m88e1510_hwmon_temp_config,
1880};
1881
1882static const struct hwmon_channel_info *m88e1510_hwmon_info[] = {
1883 &m88e1121_hwmon_chip,
1884 &m88e1510_hwmon_temp,
1885 NULL
1886};
1887
1888static const struct hwmon_ops m88e1510_hwmon_hwmon_ops = {
1889 .is_visible = m88e1510_hwmon_is_visible,
1890 .read = m88e1510_hwmon_read,
1891 .write = m88e1510_hwmon_write,
1892};
1893
1894static const struct hwmon_chip_info m88e1510_hwmon_chip_info = {
1895 .ops = &m88e1510_hwmon_hwmon_ops,
1896 .info = m88e1510_hwmon_info,
1897};
1898
1899static int m88e6390_get_temp(struct phy_device *phydev, long *temp)
1900{
1901 int sum = 0;
1902 int oldpage;
1903 int ret = 0;
1904 int i;
1905
1906 *temp = 0;
1907
1908 oldpage = phy_select_page(phydev, MII_MARVELL_MISC_TEST_PAGE);
1909 if (oldpage < 0)
1910 goto error;
1911
1912 /* Enable temperature sensor */
1913 ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
1914 if (ret < 0)
1915 goto error;
1916
1917 ret = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
1918 ret |= MII_88E6390_MISC_TEST_SAMPLE_ENABLE |
1919 MII_88E6390_MISC_TEST_SAMPLE_1S;
1920
1921 ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
1922 if (ret < 0)
1923 goto error;
1924
1925 /* Wait for temperature to stabilize */
1926 usleep_range(10000, 12000);
1927
1928 /* Reading the temperature sense has an errata. You need to read
1929 * a number of times and take an average.
1930 */
1931 for (i = 0; i < MII_88E6390_TEMP_SENSOR_SAMPLES; i++) {
1932 ret = __phy_read(phydev, MII_88E6390_TEMP_SENSOR);
1933 if (ret < 0)
1934 goto error;
1935 sum += ret & MII_88E6390_TEMP_SENSOR_MASK;
1936 }
1937
1938 sum /= MII_88E6390_TEMP_SENSOR_SAMPLES;
1939 *temp = (sum - 75) * 1000;
1940
1941 /* Disable temperature sensor */
1942 ret = __phy_read(phydev, MII_88E6390_MISC_TEST);
1943 if (ret < 0)
1944 goto error;
1945
1946 ret = ret & ~MII_88E6390_MISC_TEST_SAMPLE_MASK;
1947 ret |= MII_88E6390_MISC_TEST_SAMPLE_DISABLE;
1948
1949 ret = __phy_write(phydev, MII_88E6390_MISC_TEST, ret);
1950
1951error:
1952 phy_restore_page(phydev, oldpage, ret);
1953
1954 return ret;
1955}
1956
1957static int m88e6390_hwmon_read(struct device *dev,
1958 enum hwmon_sensor_types type,
1959 u32 attr, int channel, long *temp)
1960{
1961 struct phy_device *phydev = dev_get_drvdata(dev);
1962 int err;
1963
1964 switch (attr) {
1965 case hwmon_temp_input:
1966 err = m88e6390_get_temp(phydev, temp);
1967 break;
1968 default:
1969 return -EOPNOTSUPP;
1970 }
1971
1972 return err;
1973}
1974
1975static umode_t m88e6390_hwmon_is_visible(const void *data,
1976 enum hwmon_sensor_types type,
1977 u32 attr, int channel)
1978{
1979 if (type != hwmon_temp)
1980 return 0;
1981
1982 switch (attr) {
1983 case hwmon_temp_input:
1984 return 0444;
1985 default:
1986 return 0;
1987 }
1988}
1989
1990static u32 m88e6390_hwmon_temp_config[] = {
1991 HWMON_T_INPUT,
1992 0
1993};
1994
1995static const struct hwmon_channel_info m88e6390_hwmon_temp = {
1996 .type = hwmon_temp,
1997 .config = m88e6390_hwmon_temp_config,
1998};
1999
2000static const struct hwmon_channel_info *m88e6390_hwmon_info[] = {
2001 &m88e1121_hwmon_chip,
2002 &m88e6390_hwmon_temp,
2003 NULL
2004};
2005
2006static const struct hwmon_ops m88e6390_hwmon_hwmon_ops = {
2007 .is_visible = m88e6390_hwmon_is_visible,
2008 .read = m88e6390_hwmon_read,
2009};
2010
2011static const struct hwmon_chip_info m88e6390_hwmon_chip_info = {
2012 .ops = &m88e6390_hwmon_hwmon_ops,
2013 .info = m88e6390_hwmon_info,
2014};
2015
2016static int marvell_hwmon_name(struct phy_device *phydev)
2017{
2018 struct marvell_priv *priv = phydev->priv;
2019 struct device *dev = &phydev->mdio.dev;
2020 const char *devname = dev_name(dev);
2021 size_t len = strlen(devname);
2022 int i, j;
2023
2024 priv->hwmon_name = devm_kzalloc(dev, len, GFP_KERNEL);
2025 if (!priv->hwmon_name)
2026 return -ENOMEM;
2027
2028 for (i = j = 0; i < len && devname[i]; i++) {
2029 if (isalnum(devname[i]))
2030 priv->hwmon_name[j++] = devname[i];
2031 }
2032
2033 return 0;
2034}
2035
2036static int marvell_hwmon_probe(struct phy_device *phydev,
2037 const struct hwmon_chip_info *chip)
2038{
2039 struct marvell_priv *priv = phydev->priv;
2040 struct device *dev = &phydev->mdio.dev;
2041 int err;
2042
2043 err = marvell_hwmon_name(phydev);
2044 if (err)
2045 return err;
2046
2047 priv->hwmon_dev = devm_hwmon_device_register_with_info(
2048 dev, priv->hwmon_name, phydev, chip, NULL);
2049
2050 return PTR_ERR_OR_ZERO(priv->hwmon_dev);
2051}
2052
2053static int m88e1121_hwmon_probe(struct phy_device *phydev)
2054{
2055 return marvell_hwmon_probe(phydev, &m88e1121_hwmon_chip_info);
2056}
2057
2058static int m88e1510_hwmon_probe(struct phy_device *phydev)
2059{
2060 return marvell_hwmon_probe(phydev, &m88e1510_hwmon_chip_info);
2061}
2062
2063static int m88e6390_hwmon_probe(struct phy_device *phydev)
2064{
2065 return marvell_hwmon_probe(phydev, &m88e6390_hwmon_chip_info);
2066}
2067#else
2068static int m88e1121_hwmon_probe(struct phy_device *phydev)
2069{
2070 return 0;
2071}
2072
2073static int m88e1510_hwmon_probe(struct phy_device *phydev)
2074{
2075 return 0;
2076}
2077
2078static int m88e6390_hwmon_probe(struct phy_device *phydev)
2079{
2080 return 0;
2081}
2082#endif
2083
2084static int marvell_probe(struct phy_device *phydev)
2085{
2086 struct marvell_priv *priv;
2087
2088 priv = devm_kzalloc(&phydev->mdio.dev, sizeof(*priv), GFP_KERNEL);
2089 if (!priv)
2090 return -ENOMEM;
2091
2092 phydev->priv = priv;
2093
2094 return 0;
2095}
2096
2097static int m88e1121_probe(struct phy_device *phydev)
2098{
2099 int err;
2100
2101 err = marvell_probe(phydev);
2102 if (err)
2103 return err;
2104
2105 return m88e1121_hwmon_probe(phydev);
2106}
2107
2108static int m88e1510_probe(struct phy_device *phydev)
2109{
2110 int err;
2111
2112 err = marvell_probe(phydev);
2113 if (err)
2114 return err;
2115
2116 return m88e1510_hwmon_probe(phydev);
2117}
2118
2119static int m88e6390_probe(struct phy_device *phydev)
2120{
2121 int err;
2122
2123 err = marvell_probe(phydev);
2124 if (err)
2125 return err;
2126
2127 return m88e6390_hwmon_probe(phydev);
2128}
2129
2130static struct phy_driver marvell_drivers[] = {
2131 {
2132 .phy_id = MARVELL_PHY_ID_88E1101,
2133 .phy_id_mask = MARVELL_PHY_ID_MASK,
2134 .name = "Marvell 88E1101",
2135 /* PHY_GBIT_FEATURES */
2136 .probe = marvell_probe,
2137 .config_init = &marvell_config_init,
2138 .config_aneg = &m88e1101_config_aneg,
2139 .ack_interrupt = &marvell_ack_interrupt,
2140 .config_intr = &marvell_config_intr,
2141 .resume = &genphy_resume,
2142 .suspend = &genphy_suspend,
2143 .read_page = marvell_read_page,
2144 .write_page = marvell_write_page,
2145 .get_sset_count = marvell_get_sset_count,
2146 .get_strings = marvell_get_strings,
2147 .get_stats = marvell_get_stats,
2148 },
2149 {
2150 .phy_id = MARVELL_PHY_ID_88E1112,
2151 .phy_id_mask = MARVELL_PHY_ID_MASK,
2152 .name = "Marvell 88E1112",
2153 /* PHY_GBIT_FEATURES */
2154 .probe = marvell_probe,
2155 .config_init = &m88e1111_config_init,
2156 .config_aneg = &marvell_config_aneg,
2157 .ack_interrupt = &marvell_ack_interrupt,
2158 .config_intr = &marvell_config_intr,
2159 .resume = &genphy_resume,
2160 .suspend = &genphy_suspend,
2161 .read_page = marvell_read_page,
2162 .write_page = marvell_write_page,
2163 .get_sset_count = marvell_get_sset_count,
2164 .get_strings = marvell_get_strings,
2165 .get_stats = marvell_get_stats,
2166 },
2167 {
2168 .phy_id = MARVELL_PHY_ID_88E1111,
2169 .phy_id_mask = MARVELL_PHY_ID_MASK,
2170 .name = "Marvell 88E1111",
2171 /* PHY_GBIT_FEATURES */
2172 .probe = marvell_probe,
2173 .config_init = &m88e1111_config_init,
2174 .config_aneg = &marvell_config_aneg,
2175 .read_status = &marvell_read_status,
2176 .ack_interrupt = &marvell_ack_interrupt,
2177 .config_intr = &marvell_config_intr,
2178 .resume = &genphy_resume,
2179 .suspend = &genphy_suspend,
2180 .read_page = marvell_read_page,
2181 .write_page = marvell_write_page,
2182 .get_sset_count = marvell_get_sset_count,
2183 .get_strings = marvell_get_strings,
2184 .get_stats = marvell_get_stats,
2185 },
2186 {
2187 .phy_id = MARVELL_PHY_ID_88E1118,
2188 .phy_id_mask = MARVELL_PHY_ID_MASK,
2189 .name = "Marvell 88E1118",
2190 /* PHY_GBIT_FEATURES */
2191 .probe = marvell_probe,
2192 .config_init = &m88e1118_config_init,
2193 .config_aneg = &m88e1118_config_aneg,
2194 .ack_interrupt = &marvell_ack_interrupt,
2195 .config_intr = &marvell_config_intr,
2196 .resume = &genphy_resume,
2197 .suspend = &genphy_suspend,
2198 .read_page = marvell_read_page,
2199 .write_page = marvell_write_page,
2200 .get_sset_count = marvell_get_sset_count,
2201 .get_strings = marvell_get_strings,
2202 .get_stats = marvell_get_stats,
2203 },
2204 {
2205 .phy_id = MARVELL_PHY_ID_88E1121R,
2206 .phy_id_mask = MARVELL_PHY_ID_MASK,
2207 .name = "Marvell 88E1121R",
2208 /* PHY_GBIT_FEATURES */
2209 .probe = &m88e1121_probe,
2210 .config_init = &marvell_config_init,
2211 .config_aneg = &m88e1121_config_aneg,
2212 .read_status = &marvell_read_status,
2213 .ack_interrupt = &marvell_ack_interrupt,
2214 .config_intr = &marvell_config_intr,
2215 .did_interrupt = &m88e1121_did_interrupt,
2216 .resume = &genphy_resume,
2217 .suspend = &genphy_suspend,
2218 .read_page = marvell_read_page,
2219 .write_page = marvell_write_page,
2220 .get_sset_count = marvell_get_sset_count,
2221 .get_strings = marvell_get_strings,
2222 .get_stats = marvell_get_stats,
2223 },
2224 {
2225 .phy_id = MARVELL_PHY_ID_88E1318S,
2226 .phy_id_mask = MARVELL_PHY_ID_MASK,
2227 .name = "Marvell 88E1318S",
2228 /* PHY_GBIT_FEATURES */
2229 .probe = marvell_probe,
2230 .config_init = &m88e1318_config_init,
2231 .config_aneg = &m88e1318_config_aneg,
2232 .read_status = &marvell_read_status,
2233 .ack_interrupt = &marvell_ack_interrupt,
2234 .config_intr = &marvell_config_intr,
2235 .did_interrupt = &m88e1121_did_interrupt,
2236 .get_wol = &m88e1318_get_wol,
2237 .set_wol = &m88e1318_set_wol,
2238 .resume = &genphy_resume,
2239 .suspend = &genphy_suspend,
2240 .read_page = marvell_read_page,
2241 .write_page = marvell_write_page,
2242 .get_sset_count = marvell_get_sset_count,
2243 .get_strings = marvell_get_strings,
2244 .get_stats = marvell_get_stats,
2245 },
2246 {
2247 .phy_id = MARVELL_PHY_ID_88E1145,
2248 .phy_id_mask = MARVELL_PHY_ID_MASK,
2249 .name = "Marvell 88E1145",
2250 /* PHY_GBIT_FEATURES */
2251 .probe = marvell_probe,
2252 .config_init = &m88e1145_config_init,
2253 .config_aneg = &m88e1101_config_aneg,
2254 .read_status = &genphy_read_status,
2255 .ack_interrupt = &marvell_ack_interrupt,
2256 .config_intr = &marvell_config_intr,
2257 .resume = &genphy_resume,
2258 .suspend = &genphy_suspend,
2259 .read_page = marvell_read_page,
2260 .write_page = marvell_write_page,
2261 .get_sset_count = marvell_get_sset_count,
2262 .get_strings = marvell_get_strings,
2263 .get_stats = marvell_get_stats,
2264 },
2265 {
2266 .phy_id = MARVELL_PHY_ID_88E1149R,
2267 .phy_id_mask = MARVELL_PHY_ID_MASK,
2268 .name = "Marvell 88E1149R",
2269 /* PHY_GBIT_FEATURES */
2270 .probe = marvell_probe,
2271 .config_init = &m88e1149_config_init,
2272 .config_aneg = &m88e1118_config_aneg,
2273 .ack_interrupt = &marvell_ack_interrupt,
2274 .config_intr = &marvell_config_intr,
2275 .resume = &genphy_resume,
2276 .suspend = &genphy_suspend,
2277 .read_page = marvell_read_page,
2278 .write_page = marvell_write_page,
2279 .get_sset_count = marvell_get_sset_count,
2280 .get_strings = marvell_get_strings,
2281 .get_stats = marvell_get_stats,
2282 },
2283 {
2284 .phy_id = MARVELL_PHY_ID_88E1240,
2285 .phy_id_mask = MARVELL_PHY_ID_MASK,
2286 .name = "Marvell 88E1240",
2287 /* PHY_GBIT_FEATURES */
2288 .probe = marvell_probe,
2289 .config_init = &m88e1111_config_init,
2290 .config_aneg = &marvell_config_aneg,
2291 .ack_interrupt = &marvell_ack_interrupt,
2292 .config_intr = &marvell_config_intr,
2293 .resume = &genphy_resume,
2294 .suspend = &genphy_suspend,
2295 .read_page = marvell_read_page,
2296 .write_page = marvell_write_page,
2297 .get_sset_count = marvell_get_sset_count,
2298 .get_strings = marvell_get_strings,
2299 .get_stats = marvell_get_stats,
2300 },
2301 {
2302 .phy_id = MARVELL_PHY_ID_88E1116R,
2303 .phy_id_mask = MARVELL_PHY_ID_MASK,
2304 .name = "Marvell 88E1116R",
2305 /* PHY_GBIT_FEATURES */
2306 .probe = marvell_probe,
2307 .config_init = &m88e1116r_config_init,
2308 .ack_interrupt = &marvell_ack_interrupt,
2309 .config_intr = &marvell_config_intr,
2310 .resume = &genphy_resume,
2311 .suspend = &genphy_suspend,
2312 .read_page = marvell_read_page,
2313 .write_page = marvell_write_page,
2314 .get_sset_count = marvell_get_sset_count,
2315 .get_strings = marvell_get_strings,
2316 .get_stats = marvell_get_stats,
2317 },
2318 {
2319 .phy_id = MARVELL_PHY_ID_88E1510,
2320 .phy_id_mask = MARVELL_PHY_ID_MASK,
2321 .name = "Marvell 88E1510",
2322 .features = PHY_GBIT_FIBRE_FEATURES,
2323 .probe = &m88e1510_probe,
2324 .config_init = &m88e1510_config_init,
2325 .config_aneg = &m88e1510_config_aneg,
2326 .read_status = &marvell_read_status,
2327 .ack_interrupt = &marvell_ack_interrupt,
2328 .config_intr = &marvell_config_intr,
2329 .did_interrupt = &m88e1121_did_interrupt,
2330 .get_wol = &m88e1318_get_wol,
2331 .set_wol = &m88e1318_set_wol,
2332 .resume = &marvell_resume,
2333 .suspend = &marvell_suspend,
2334 .read_page = marvell_read_page,
2335 .write_page = marvell_write_page,
2336 .get_sset_count = marvell_get_sset_count,
2337 .get_strings = marvell_get_strings,
2338 .get_stats = marvell_get_stats,
2339 .set_loopback = genphy_loopback,
2340 },
2341 {
2342 .phy_id = MARVELL_PHY_ID_88E1540,
2343 .phy_id_mask = MARVELL_PHY_ID_MASK,
2344 .name = "Marvell 88E1540",
2345 /* PHY_GBIT_FEATURES */
2346 .probe = m88e1510_probe,
2347 .config_init = &marvell_config_init,
2348 .config_aneg = &m88e1510_config_aneg,
2349 .read_status = &marvell_read_status,
2350 .ack_interrupt = &marvell_ack_interrupt,
2351 .config_intr = &marvell_config_intr,
2352 .did_interrupt = &m88e1121_did_interrupt,
2353 .resume = &genphy_resume,
2354 .suspend = &genphy_suspend,
2355 .read_page = marvell_read_page,
2356 .write_page = marvell_write_page,
2357 .get_sset_count = marvell_get_sset_count,
2358 .get_strings = marvell_get_strings,
2359 .get_stats = marvell_get_stats,
2360 .get_tunable = m88e1540_get_tunable,
2361 .set_tunable = m88e1540_set_tunable,
2362 },
2363 {
2364 .phy_id = MARVELL_PHY_ID_88E1545,
2365 .phy_id_mask = MARVELL_PHY_ID_MASK,
2366 .name = "Marvell 88E1545",
2367 .probe = m88e1510_probe,
2368 /* PHY_GBIT_FEATURES */
2369 .config_init = &marvell_config_init,
2370 .config_aneg = &m88e1510_config_aneg,
2371 .read_status = &marvell_read_status,
2372 .ack_interrupt = &marvell_ack_interrupt,
2373 .config_intr = &marvell_config_intr,
2374 .did_interrupt = &m88e1121_did_interrupt,
2375 .resume = &genphy_resume,
2376 .suspend = &genphy_suspend,
2377 .read_page = marvell_read_page,
2378 .write_page = marvell_write_page,
2379 .get_sset_count = marvell_get_sset_count,
2380 .get_strings = marvell_get_strings,
2381 .get_stats = marvell_get_stats,
2382 },
2383 {
2384 .phy_id = MARVELL_PHY_ID_88E3016,
2385 .phy_id_mask = MARVELL_PHY_ID_MASK,
2386 .name = "Marvell 88E3016",
2387 /* PHY_BASIC_FEATURES */
2388 .probe = marvell_probe,
2389 .config_init = &m88e3016_config_init,
2390 .aneg_done = &marvell_aneg_done,
2391 .read_status = &marvell_read_status,
2392 .ack_interrupt = &marvell_ack_interrupt,
2393 .config_intr = &marvell_config_intr,
2394 .did_interrupt = &m88e1121_did_interrupt,
2395 .resume = &genphy_resume,
2396 .suspend = &genphy_suspend,
2397 .read_page = marvell_read_page,
2398 .write_page = marvell_write_page,
2399 .get_sset_count = marvell_get_sset_count,
2400 .get_strings = marvell_get_strings,
2401 .get_stats = marvell_get_stats,
2402 },
2403 {
2404 .phy_id = MARVELL_PHY_ID_88E6390,
2405 .phy_id_mask = MARVELL_PHY_ID_MASK,
2406 .name = "Marvell 88E6390",
2407 /* PHY_GBIT_FEATURES */
2408 .probe = m88e6390_probe,
2409 .config_init = &marvell_config_init,
2410 .config_aneg = &m88e6390_config_aneg,
2411 .read_status = &marvell_read_status,
2412 .ack_interrupt = &marvell_ack_interrupt,
2413 .config_intr = &marvell_config_intr,
2414 .did_interrupt = &m88e1121_did_interrupt,
2415 .resume = &genphy_resume,
2416 .suspend = &genphy_suspend,
2417 .read_page = marvell_read_page,
2418 .write_page = marvell_write_page,
2419 .get_sset_count = marvell_get_sset_count,
2420 .get_strings = marvell_get_strings,
2421 .get_stats = marvell_get_stats,
2422 .get_tunable = m88e1540_get_tunable,
2423 .set_tunable = m88e1540_set_tunable,
2424 },
2425};
2426
2427module_phy_driver(marvell_drivers);
2428
2429static struct mdio_device_id __maybe_unused marvell_tbl[] = {
2430 { MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
2431 { MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK },
2432 { MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK },
2433 { MARVELL_PHY_ID_88E1118, MARVELL_PHY_ID_MASK },
2434 { MARVELL_PHY_ID_88E1121R, MARVELL_PHY_ID_MASK },
2435 { MARVELL_PHY_ID_88E1145, MARVELL_PHY_ID_MASK },
2436 { MARVELL_PHY_ID_88E1149R, MARVELL_PHY_ID_MASK },
2437 { MARVELL_PHY_ID_88E1240, MARVELL_PHY_ID_MASK },
2438 { MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK },
2439 { MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
2440 { MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
2441 { MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK },
2442 { MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK },
2443 { MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
2444 { MARVELL_PHY_ID_88E6390, MARVELL_PHY_ID_MASK },
2445 { }
2446};
2447
2448MODULE_DEVICE_TABLE(mdio, marvell_tbl);