1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2/*
3 * linux/mdio.h: definitions for MDIO (clause 45) transceivers
4 * Copyright 2006-2009 Solarflare Communications Inc.
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 as published
8 * by the Free Software Foundation, incorporated herein by reference.
9 */
10
11#ifndef __LINUX_MDIO_H__
12#define __LINUX_MDIO_H__
13
14#include <linux/types.h>
15#include <linux/mii.h>
16
17/* MDIO Manageable Devices (MMDs). */
18#define MDIO_MMD_PMAPMD 1 /* Physical Medium Attachment/
19 * Physical Medium Dependent */
20#define MDIO_MMD_WIS 2 /* WAN Interface Sublayer */
21#define MDIO_MMD_PCS 3 /* Physical Coding Sublayer */
22#define MDIO_MMD_PHYXS 4 /* PHY Extender Sublayer */
23#define MDIO_MMD_DTEXS 5 /* DTE Extender Sublayer */
24#define MDIO_MMD_TC 6 /* Transmission Convergence */
25#define MDIO_MMD_AN 7 /* Auto-Negotiation */
26#define MDIO_MMD_SEP_PMA1 8 /* Separated PMA (1) */
27#define MDIO_MMD_SEP_PMA2 9 /* Separated PMA (2) */
28#define MDIO_MMD_SEP_PMA3 10 /* Separated PMA (3) */
29#define MDIO_MMD_SEP_PMA4 11 /* Separated PMA (4) */
30#define MDIO_MMD_POWER_UNIT 13 /* PHY Power Unit */
31#define MDIO_MMD_C22EXT 29 /* Clause 22 extension */
32#define MDIO_MMD_VEND1 30 /* Vendor specific 1 */
33#define MDIO_MMD_VEND2 31 /* Vendor specific 2 */
34
35/* Generic MDIO registers. */
36#define MDIO_CTRL1 MII_BMCR
37#define MDIO_STAT1 MII_BMSR
38#define MDIO_DEVID1 MII_PHYSID1
39#define MDIO_DEVID2 MII_PHYSID2
40#define MDIO_SPEED 4 /* Speed ability */
41#define MDIO_DEVS1 5 /* Devices in package */
42#define MDIO_DEVS2 6
43#define MDIO_CTRL2 7 /* 10G control 2 */
44#define MDIO_STAT2 8 /* 10G status 2 */
45#define MDIO_PMA_TXDIS 9 /* 10G PMA/PMD transmit disable */
46#define MDIO_PMA_RXDET 10 /* 10G PMA/PMD receive signal detect */
47#define MDIO_PMA_EXTABLE 11 /* 10G PMA/PMD extended ability */
48#define MDIO_PKGID1 14 /* Package identifier */
49#define MDIO_PKGID2 15
50#define MDIO_AN_ADVERTISE 16 /* AN advertising (base page) */
51#define MDIO_AN_LPA 19 /* AN LP abilities (base page) */
52#define MDIO_PCS_EEE_ABLE 20 /* EEE Capability register */
53#define MDIO_PCS_EEE_ABLE2 21 /* EEE Capability register 2 */
54#define MDIO_PMA_NG_EXTABLE 21 /* 2.5G/5G PMA/PMD extended ability */
55#define MDIO_PCS_EEE_WK_ERR 22 /* EEE wake error counter */
56#define MDIO_PHYXS_LNSTAT 24 /* PHY XGXS lane state */
57#define MDIO_AN_EEE_ADV 60 /* EEE advertisement */
58#define MDIO_AN_EEE_LPABLE 61 /* EEE link partner ability */
59#define MDIO_AN_EEE_ADV2 62 /* EEE advertisement 2 */
60#define MDIO_AN_EEE_LPABLE2 63 /* EEE link partner ability 2 */
61#define MDIO_AN_CTRL2 64 /* AN THP bypass request control */
62
63/* Media-dependent registers. */
64#define MDIO_PMA_10GBT_SWAPPOL 130 /* 10GBASE-T pair swap & polarity */
65#define MDIO_PMA_10GBT_TXPWR 131 /* 10GBASE-T TX power control */
66#define MDIO_PMA_10GBT_SNR 133 /* 10GBASE-T SNR margin, lane A.
67 * Lanes B-D are numbered 134-136. */
68#define MDIO_PMA_10GBR_FSRT_CSR 147 /* 10GBASE-R fast retrain status and control */
69#define MDIO_PMA_10GBR_FECABLE 170 /* 10GBASE-R FEC ability */
70#define MDIO_PMA_RSFEC_CTRL 200 /* RSFEC control */
71#define MDIO_PMA_RSFEC_LANE_MAP 206 /* RSFEC lane mapping */
72#define MDIO_PCS_10GBX_STAT1 24 /* 10GBASE-X PCS status 1 */
73#define MDIO_PCS_10GBRT_STAT1 32 /* 10GBASE-R/-T PCS status 1 */
74#define MDIO_PCS_10GBRT_STAT2 33 /* 10GBASE-R/-T PCS status 2 */
75#define MDIO_AN_10GBT_CTRL 32 /* 10GBASE-T auto-negotiation control */
76#define MDIO_AN_10GBT_STAT 33 /* 10GBASE-T auto-negotiation status */
77#define MDIO_B10L_PMA_CTRL 2294 /* 10BASE-T1L PMA control */
78#define MDIO_PMA_10T1L_STAT 2295 /* 10BASE-T1L PMA status */
79#define MDIO_PCS_10T1L_CTRL 2278 /* 10BASE-T1L PCS control */
80#define MDIO_PMA_PMD_BT1 18 /* BASE-T1 PMA/PMD extended ability */
81#define MDIO_AN_T1_CTRL 512 /* BASE-T1 AN control */
82#define MDIO_AN_T1_STAT 513 /* BASE-T1 AN status */
83#define MDIO_AN_T1_ADV_L 514 /* BASE-T1 AN advertisement register [15:0] */
84#define MDIO_AN_T1_ADV_M 515 /* BASE-T1 AN advertisement register [31:16] */
85#define MDIO_AN_T1_ADV_H 516 /* BASE-T1 AN advertisement register [47:32] */
86#define MDIO_AN_T1_LP_L 517 /* BASE-T1 AN LP Base Page ability register [15:0] */
87#define MDIO_AN_T1_LP_M 518 /* BASE-T1 AN LP Base Page ability register [31:16] */
88#define MDIO_AN_T1_LP_H 519 /* BASE-T1 AN LP Base Page ability register [47:32] */
89#define MDIO_AN_10BT1_AN_CTRL 526 /* 10BASE-T1 AN control register */
90#define MDIO_AN_10BT1_AN_STAT 527 /* 10BASE-T1 AN status register */
91#define MDIO_PMA_PMD_BT1_CTRL 2100 /* BASE-T1 PMA/PMD control register */
92#define MDIO_PCS_1000BT1_CTRL 2304 /* 1000BASE-T1 PCS control register */
93#define MDIO_PCS_1000BT1_STAT 2305 /* 1000BASE-T1 PCS status register */
94
95/* LASI (Link Alarm Status Interrupt) registers, defined by XENPAK MSA. */
96#define MDIO_PMA_LASI_RXCTRL 0x9000 /* RX_ALARM control */
97#define MDIO_PMA_LASI_TXCTRL 0x9001 /* TX_ALARM control */
98#define MDIO_PMA_LASI_CTRL 0x9002 /* LASI control */
99#define MDIO_PMA_LASI_RXSTAT 0x9003 /* RX_ALARM status */
100#define MDIO_PMA_LASI_TXSTAT 0x9004 /* TX_ALARM status */
101#define MDIO_PMA_LASI_STAT 0x9005 /* LASI status */
102
103/* Control register 1. */
104/* Enable extended speed selection */
105#define MDIO_CTRL1_SPEEDSELEXT (BMCR_SPEED1000 | BMCR_SPEED100)
106/* All speed selection bits */
107#define MDIO_CTRL1_SPEEDSEL (MDIO_CTRL1_SPEEDSELEXT | 0x003c)
108#define MDIO_CTRL1_FULLDPLX BMCR_FULLDPLX
109#define MDIO_CTRL1_LPOWER BMCR_PDOWN
110#define MDIO_CTRL1_RESET BMCR_RESET
111#define MDIO_PMA_CTRL1_LOOPBACK 0x0001
112#define MDIO_PMA_CTRL1_SPEED1000 BMCR_SPEED1000
113#define MDIO_PMA_CTRL1_SPEED100 BMCR_SPEED100
114#define MDIO_PCS_CTRL1_LOOPBACK BMCR_LOOPBACK
115#define MDIO_PHYXS_CTRL1_LOOPBACK BMCR_LOOPBACK
116#define MDIO_AN_CTRL1_RESTART BMCR_ANRESTART
117#define MDIO_AN_CTRL1_ENABLE BMCR_ANENABLE
118#define MDIO_AN_CTRL1_XNP 0x2000 /* Enable extended next page */
119#define MDIO_PCS_CTRL1_CLKSTOP_EN 0x400 /* Stop the clock during LPI */
120
121/* 10 Gb/s */
122#define MDIO_CTRL1_SPEED10G (MDIO_CTRL1_SPEEDSELEXT | 0x00)
123/* 10PASS-TS/2BASE-TL */
124#define MDIO_CTRL1_SPEED10P2B (MDIO_CTRL1_SPEEDSELEXT | 0x04)
125/* Note: the MDIO_CTRL1_SPEED_XXX values for everything past 10PASS-TS/2BASE-TL
126 * do not match between the PCS and PMA values. Any additions past this point
127 * should be PMA or PCS specific. The following 2 defines are workarounds for
128 * values added before this was caught. They should be considered deprecated.
129 */
130#define MDIO_CTRL1_SPEED2_5G MDIO_PMA_CTRL1_SPEED2_5G
131#define MDIO_CTRL1_SPEED5G MDIO_PMA_CTRL1_SPEED5G
132/* 100 Gb/s */
133#define MDIO_PCS_CTRL1_SPEED100G (MDIO_CTRL1_SPEEDSELEXT | 0x10)
134/* 25 Gb/s */
135#define MDIO_PCS_CTRL1_SPEED25G (MDIO_CTRL1_SPEEDSELEXT | 0x14)
136/* 50 Gb/s */
137#define MDIO_PCS_CTRL1_SPEED50G (MDIO_CTRL1_SPEEDSELEXT | 0x18)
138/* 2.5 Gb/s */
139#define MDIO_PMA_CTRL1_SPEED2_5G (MDIO_CTRL1_SPEEDSELEXT | 0x18)
140/* 5 Gb/s */
141#define MDIO_PMA_CTRL1_SPEED5G (MDIO_CTRL1_SPEEDSELEXT | 0x1c)
142
143
144/* Status register 1. */
145#define MDIO_STAT1_LPOWERABLE 0x0002 /* Low-power ability */
146#define MDIO_STAT1_LSTATUS BMSR_LSTATUS
147#define MDIO_STAT1_FAULT 0x0080 /* Fault */
148#define MDIO_PCS_STAT1_CLKSTOP_CAP 0x0040
149#define MDIO_AN_STAT1_LPABLE 0x0001 /* Link partner AN ability */
150#define MDIO_AN_STAT1_ABLE BMSR_ANEGCAPABLE
151#define MDIO_AN_STAT1_RFAULT BMSR_RFAULT
152#define MDIO_AN_STAT1_COMPLETE BMSR_ANEGCOMPLETE
153#define MDIO_AN_STAT1_PAGE 0x0040 /* Page received */
154#define MDIO_AN_STAT1_XNP 0x0080 /* Extended next page status */
155
156/* Device Identifier 2 */
157#define MDIO_DEVID2_OUI 0xfc00 /* OUI Portion of PHY ID */
158#define MDIO_DEVID2_MODEL_NUM 0x03f0 /* Manufacturer's Model Number */
159#define MDIO_DEVID2_REV_NUM 0x000f /* Revision Number */
160
161/* Speed register. */
162#define MDIO_SPEED_10G 0x0001 /* 10G capable */
163#define MDIO_PMA_SPEED_2B 0x0002 /* 2BASE-TL capable */
164#define MDIO_PMA_SPEED_10P 0x0004 /* 10PASS-TS capable */
165#define MDIO_PMA_SPEED_1000 0x0010 /* 1000M capable */
166#define MDIO_PMA_SPEED_100 0x0020 /* 100M capable */
167#define MDIO_PMA_SPEED_10 0x0040 /* 10M capable */
168#define MDIO_PMA_SPEED_2_5G 0x2000 /* 2.5G capable */
169#define MDIO_PMA_SPEED_5G 0x4000 /* 5G capable */
170#define MDIO_PCS_SPEED_10P2B 0x0002 /* 10PASS-TS/2BASE-TL capable */
171#define MDIO_PCS_SPEED_2_5G 0x0040 /* 2.5G capable */
172#define MDIO_PCS_SPEED_5G 0x0080 /* 5G capable */
173
174/* Device present registers. */
175#define MDIO_DEVS_PRESENT(devad) (1 << (devad))
176#define MDIO_DEVS_C22PRESENT MDIO_DEVS_PRESENT(0)
177#define MDIO_DEVS_PMAPMD MDIO_DEVS_PRESENT(MDIO_MMD_PMAPMD)
178#define MDIO_DEVS_WIS MDIO_DEVS_PRESENT(MDIO_MMD_WIS)
179#define MDIO_DEVS_PCS MDIO_DEVS_PRESENT(MDIO_MMD_PCS)
180#define MDIO_DEVS_PHYXS MDIO_DEVS_PRESENT(MDIO_MMD_PHYXS)
181#define MDIO_DEVS_DTEXS MDIO_DEVS_PRESENT(MDIO_MMD_DTEXS)
182#define MDIO_DEVS_TC MDIO_DEVS_PRESENT(MDIO_MMD_TC)
183#define MDIO_DEVS_AN MDIO_DEVS_PRESENT(MDIO_MMD_AN)
184#define MDIO_DEVS_SEP_PMA1 MDIO_DEVS_PRESENT(MDIO_MMD_SEP_PMA1)
185#define MDIO_DEVS_SEP_PMA2 MDIO_DEVS_PRESENT(MDIO_MMD_SEP_PMA2)
186#define MDIO_DEVS_SEP_PMA3 MDIO_DEVS_PRESENT(MDIO_MMD_SEP_PMA3)
187#define MDIO_DEVS_SEP_PMA4 MDIO_DEVS_PRESENT(MDIO_MMD_SEP_PMA4)
188#define MDIO_DEVS_C22EXT MDIO_DEVS_PRESENT(MDIO_MMD_C22EXT)
189#define MDIO_DEVS_VEND1 MDIO_DEVS_PRESENT(MDIO_MMD_VEND1)
190#define MDIO_DEVS_VEND2 MDIO_DEVS_PRESENT(MDIO_MMD_VEND2)
191
192/* Control register 2. */
193#define MDIO_PMA_CTRL2_TYPE 0x000f /* PMA/PMD type selection */
194#define MDIO_PMA_CTRL2_10GBCX4 0x0000 /* 10GBASE-CX4 type */
195#define MDIO_PMA_CTRL2_10GBEW 0x0001 /* 10GBASE-EW type */
196#define MDIO_PMA_CTRL2_10GBLW 0x0002 /* 10GBASE-LW type */
197#define MDIO_PMA_CTRL2_10GBSW 0x0003 /* 10GBASE-SW type */
198#define MDIO_PMA_CTRL2_10GBLX4 0x0004 /* 10GBASE-LX4 type */
199#define MDIO_PMA_CTRL2_10GBER 0x0005 /* 10GBASE-ER type */
200#define MDIO_PMA_CTRL2_10GBLR 0x0006 /* 10GBASE-LR type */
201#define MDIO_PMA_CTRL2_10GBSR 0x0007 /* 10GBASE-SR type */
202#define MDIO_PMA_CTRL2_10GBLRM 0x0008 /* 10GBASE-LRM type */
203#define MDIO_PMA_CTRL2_10GBT 0x0009 /* 10GBASE-T type */
204#define MDIO_PMA_CTRL2_10GBKX4 0x000a /* 10GBASE-KX4 type */
205#define MDIO_PMA_CTRL2_10GBKR 0x000b /* 10GBASE-KR type */
206#define MDIO_PMA_CTRL2_1000BT 0x000c /* 1000BASE-T type */
207#define MDIO_PMA_CTRL2_1000BKX 0x000d /* 1000BASE-KX type */
208#define MDIO_PMA_CTRL2_100BTX 0x000e /* 100BASE-TX type */
209#define MDIO_PMA_CTRL2_10BT 0x000f /* 10BASE-T type */
210#define MDIO_PMA_CTRL2_2_5GBT 0x0030 /* 2.5GBaseT type */
211#define MDIO_PMA_CTRL2_5GBT 0x0031 /* 5GBaseT type */
212#define MDIO_PMA_CTRL2_BASET1 0x003D /* BASE-T1 type */
213#define MDIO_PCS_CTRL2_TYPE 0x0003 /* PCS type selection */
214#define MDIO_PCS_CTRL2_10GBR 0x0000 /* 10GBASE-R type */
215#define MDIO_PCS_CTRL2_10GBX 0x0001 /* 10GBASE-X type */
216#define MDIO_PCS_CTRL2_10GBW 0x0002 /* 10GBASE-W type */
217#define MDIO_PCS_CTRL2_10GBT 0x0003 /* 10GBASE-T type */
218
219/* Status register 2. */
220#define MDIO_STAT2_RXFAULT 0x0400 /* Receive fault */
221#define MDIO_STAT2_TXFAULT 0x0800 /* Transmit fault */
222#define MDIO_STAT2_DEVPRST 0xc000 /* Device present */
223#define MDIO_STAT2_DEVPRST_VAL 0x8000 /* Device present value */
224#define MDIO_PMA_STAT2_LBABLE 0x0001 /* PMA loopback ability */
225#define MDIO_PMA_STAT2_10GBEW 0x0002 /* 10GBASE-EW ability */
226#define MDIO_PMA_STAT2_10GBLW 0x0004 /* 10GBASE-LW ability */
227#define MDIO_PMA_STAT2_10GBSW 0x0008 /* 10GBASE-SW ability */
228#define MDIO_PMA_STAT2_10GBLX4 0x0010 /* 10GBASE-LX4 ability */
229#define MDIO_PMA_STAT2_10GBER 0x0020 /* 10GBASE-ER ability */
230#define MDIO_PMA_STAT2_10GBLR 0x0040 /* 10GBASE-LR ability */
231#define MDIO_PMA_STAT2_10GBSR 0x0080 /* 10GBASE-SR ability */
232#define MDIO_PMD_STAT2_TXDISAB 0x0100 /* PMD TX disable ability */
233#define MDIO_PMA_STAT2_EXTABLE 0x0200 /* Extended abilities */
234#define MDIO_PMA_STAT2_RXFLTABLE 0x1000 /* Receive fault ability */
235#define MDIO_PMA_STAT2_TXFLTABLE 0x2000 /* Transmit fault ability */
236#define MDIO_PCS_STAT2_10GBR 0x0001 /* 10GBASE-R capable */
237#define MDIO_PCS_STAT2_10GBX 0x0002 /* 10GBASE-X capable */
238#define MDIO_PCS_STAT2_10GBW 0x0004 /* 10GBASE-W capable */
239#define MDIO_PCS_STAT2_RXFLTABLE 0x1000 /* Receive fault ability */
240#define MDIO_PCS_STAT2_TXFLTABLE 0x2000 /* Transmit fault ability */
241
242/* Transmit disable register. */
243#define MDIO_PMD_TXDIS_GLOBAL 0x0001 /* Global PMD TX disable */
244#define MDIO_PMD_TXDIS_0 0x0002 /* PMD TX disable 0 */
245#define MDIO_PMD_TXDIS_1 0x0004 /* PMD TX disable 1 */
246#define MDIO_PMD_TXDIS_2 0x0008 /* PMD TX disable 2 */
247#define MDIO_PMD_TXDIS_3 0x0010 /* PMD TX disable 3 */
248
249/* Receive signal detect register. */
250#define MDIO_PMD_RXDET_GLOBAL 0x0001 /* Global PMD RX signal detect */
251#define MDIO_PMD_RXDET_0 0x0002 /* PMD RX signal detect 0 */
252#define MDIO_PMD_RXDET_1 0x0004 /* PMD RX signal detect 1 */
253#define MDIO_PMD_RXDET_2 0x0008 /* PMD RX signal detect 2 */
254#define MDIO_PMD_RXDET_3 0x0010 /* PMD RX signal detect 3 */
255
256/* Extended abilities register. */
257#define MDIO_PMA_EXTABLE_10GCX4 0x0001 /* 10GBASE-CX4 ability */
258#define MDIO_PMA_EXTABLE_10GBLRM 0x0002 /* 10GBASE-LRM ability */
259#define MDIO_PMA_EXTABLE_10GBT 0x0004 /* 10GBASE-T ability */
260#define MDIO_PMA_EXTABLE_10GBKX4 0x0008 /* 10GBASE-KX4 ability */
261#define MDIO_PMA_EXTABLE_10GBKR 0x0010 /* 10GBASE-KR ability */
262#define MDIO_PMA_EXTABLE_1000BT 0x0020 /* 1000BASE-T ability */
263#define MDIO_PMA_EXTABLE_1000BKX 0x0040 /* 1000BASE-KX ability */
264#define MDIO_PMA_EXTABLE_100BTX 0x0080 /* 100BASE-TX ability */
265#define MDIO_PMA_EXTABLE_10BT 0x0100 /* 10BASE-T ability */
266#define MDIO_PMA_EXTABLE_BT1 0x0800 /* BASE-T1 ability */
267#define MDIO_PMA_EXTABLE_NBT 0x4000 /* 2.5/5GBASE-T ability */
268
269/* AN Clause 73 linkword */
270#define MDIO_AN_C73_0_S_MASK GENMASK(4, 0)
271#define MDIO_AN_C73_0_E_MASK GENMASK(9, 5)
272#define MDIO_AN_C73_0_PAUSE BIT(10)
273#define MDIO_AN_C73_0_ASM_DIR BIT(11)
274#define MDIO_AN_C73_0_C2 BIT(12)
275#define MDIO_AN_C73_0_RF BIT(13)
276#define MDIO_AN_C73_0_ACK BIT(14)
277#define MDIO_AN_C73_0_NP BIT(15)
278#define MDIO_AN_C73_1_T_MASK GENMASK(4, 0)
279#define MDIO_AN_C73_1_1000BASE_KX BIT(5)
280#define MDIO_AN_C73_1_10GBASE_KX4 BIT(6)
281#define MDIO_AN_C73_1_10GBASE_KR BIT(7)
282#define MDIO_AN_C73_1_40GBASE_KR4 BIT(8)
283#define MDIO_AN_C73_1_40GBASE_CR4 BIT(9)
284#define MDIO_AN_C73_1_100GBASE_CR10 BIT(10)
285#define MDIO_AN_C73_1_100GBASE_KP4 BIT(11)
286#define MDIO_AN_C73_1_100GBASE_KR4 BIT(12)
287#define MDIO_AN_C73_1_100GBASE_CR4 BIT(13)
288#define MDIO_AN_C73_1_25GBASE_R_S BIT(14)
289#define MDIO_AN_C73_1_25GBASE_R BIT(15)
290#define MDIO_AN_C73_2_2500BASE_KX BIT(0)
291#define MDIO_AN_C73_2_5GBASE_KR BIT(1)
292
293/* PHY XGXS lane state register. */
294#define MDIO_PHYXS_LNSTAT_SYNC0 0x0001
295#define MDIO_PHYXS_LNSTAT_SYNC1 0x0002
296#define MDIO_PHYXS_LNSTAT_SYNC2 0x0004
297#define MDIO_PHYXS_LNSTAT_SYNC3 0x0008
298#define MDIO_PHYXS_LNSTAT_ALIGN 0x1000
299
300/* PMA 10GBASE-T pair swap & polarity */
301#define MDIO_PMA_10GBT_SWAPPOL_ABNX 0x0001 /* Pair A/B uncrossed */
302#define MDIO_PMA_10GBT_SWAPPOL_CDNX 0x0002 /* Pair C/D uncrossed */
303#define MDIO_PMA_10GBT_SWAPPOL_AREV 0x0100 /* Pair A polarity reversed */
304#define MDIO_PMA_10GBT_SWAPPOL_BREV 0x0200 /* Pair B polarity reversed */
305#define MDIO_PMA_10GBT_SWAPPOL_CREV 0x0400 /* Pair C polarity reversed */
306#define MDIO_PMA_10GBT_SWAPPOL_DREV 0x0800 /* Pair D polarity reversed */
307
308/* PMA 10GBASE-T TX power register. */
309#define MDIO_PMA_10GBT_TXPWR_SHORT 0x0001 /* Short-reach mode */
310
311/* PMA 10GBASE-T SNR registers. */
312/* Value is SNR margin in dB, clamped to range [-127, 127], plus 0x8000. */
313#define MDIO_PMA_10GBT_SNR_BIAS 0x8000
314#define MDIO_PMA_10GBT_SNR_MAX 127
315
316/* PMA 10GBASE-R FEC ability register. */
317#define MDIO_PMA_10GBR_FECABLE_ABLE 0x0001 /* FEC ability */
318#define MDIO_PMA_10GBR_FECABLE_ERRABLE 0x0002 /* FEC error indic. ability */
319
320/* PMA 10GBASE-R Fast Retrain status and control register. */
321#define MDIO_PMA_10GBR_FSRT_ENABLE 0x0001 /* Fast retrain enable */
322
323/* PCS 10GBASE-R/-T status register 1. */
324#define MDIO_PCS_10GBRT_STAT1_BLKLK 0x0001 /* Block lock attained */
325
326/* PCS 10GBASE-R/-T status register 2. */
327#define MDIO_PCS_10GBRT_STAT2_ERR 0x00ff
328#define MDIO_PCS_10GBRT_STAT2_BER 0x3f00
329
330/* AN 10GBASE-T control register. */
331#define MDIO_AN_10GBT_CTRL_ADVFSRT2_5G 0x0020 /* Advertise 2.5GBASE-T fast retrain */
332#define MDIO_AN_10GBT_CTRL_ADV2_5G 0x0080 /* Advertise 2.5GBASE-T */
333#define MDIO_AN_10GBT_CTRL_ADV5G 0x0100 /* Advertise 5GBASE-T */
334#define MDIO_AN_10GBT_CTRL_ADV10G 0x1000 /* Advertise 10GBASE-T */
335
336/* AN 10GBASE-T status register. */
337#define MDIO_AN_10GBT_STAT_LP2_5G 0x0020 /* LP is 2.5GBT capable */
338#define MDIO_AN_10GBT_STAT_LP5G 0x0040 /* LP is 5GBT capable */
339#define MDIO_AN_10GBT_STAT_LPTRR 0x0200 /* LP training reset req. */
340#define MDIO_AN_10GBT_STAT_LPLTABLE 0x0400 /* LP loop timing ability */
341#define MDIO_AN_10GBT_STAT_LP10G 0x0800 /* LP is 10GBT capable */
342#define MDIO_AN_10GBT_STAT_REMOK 0x1000 /* Remote OK */
343#define MDIO_AN_10GBT_STAT_LOCOK 0x2000 /* Local OK */
344#define MDIO_AN_10GBT_STAT_MS 0x4000 /* Master/slave config */
345#define MDIO_AN_10GBT_STAT_MSFLT 0x8000 /* Master/slave config fault */
346
347/* 10BASE-T1L PMA control */
348#define MDIO_PMA_10T1L_CTRL_LB_EN 0x0001 /* Enable loopback mode */
349#define MDIO_PMA_10T1L_CTRL_EEE_EN 0x0400 /* Enable EEE mode */
350#define MDIO_PMA_10T1L_CTRL_LOW_POWER 0x0800 /* Low-power mode */
351#define MDIO_PMA_10T1L_CTRL_2V4_EN 0x1000 /* Enable 2.4 Vpp operating mode */
352#define MDIO_PMA_10T1L_CTRL_TX_DIS 0x4000 /* Transmit disable */
353#define MDIO_PMA_10T1L_CTRL_PMA_RST 0x8000 /* MA reset */
354
355/* 10BASE-T1L PMA status register. */
356#define MDIO_PMA_10T1L_STAT_LINK 0x0001 /* PMA receive link up */
357#define MDIO_PMA_10T1L_STAT_FAULT 0x0002 /* Fault condition detected */
358#define MDIO_PMA_10T1L_STAT_POLARITY 0x0004 /* Receive polarity is reversed */
359#define MDIO_PMA_10T1L_STAT_RECV_FAULT 0x0200 /* Able to detect fault on receive path */
360#define MDIO_PMA_10T1L_STAT_EEE 0x0400 /* PHY has EEE ability */
361#define MDIO_PMA_10T1L_STAT_LOW_POWER 0x0800 /* PMA has low-power ability */
362#define MDIO_PMA_10T1L_STAT_2V4_ABLE 0x1000 /* PHY has 2.4 Vpp operating mode ability */
363#define MDIO_PMA_10T1L_STAT_LB_ABLE 0x2000 /* PHY has loopback ability */
364
365/* 10BASE-T1L PCS control register. */
366#define MDIO_PCS_10T1L_CTRL_LB 0x4000 /* Enable PCS level loopback mode */
367#define MDIO_PCS_10T1L_CTRL_RESET 0x8000 /* PCS reset */
368
369/* BASE-T1 PMA/PMD extended ability register. */
370#define MDIO_PMA_PMD_BT1_B100_ABLE 0x0001 /* 100BASE-T1 Ability */
371#define MDIO_PMA_PMD_BT1_B1000_ABLE 0x0002 /* 1000BASE-T1 Ability */
372#define MDIO_PMA_PMD_BT1_B10L_ABLE 0x0004 /* 10BASE-T1L Ability */
373
374/* BASE-T1 auto-negotiation advertisement register [15:0] */
375#define MDIO_AN_T1_ADV_L_PAUSE_CAP ADVERTISE_PAUSE_CAP
376#define MDIO_AN_T1_ADV_L_PAUSE_ASYM ADVERTISE_PAUSE_ASYM
377#define MDIO_AN_T1_ADV_L_FORCE_MS 0x1000 /* Force Master/slave Configuration */
378#define MDIO_AN_T1_ADV_L_REMOTE_FAULT ADVERTISE_RFAULT
379#define MDIO_AN_T1_ADV_L_ACK ADVERTISE_LPACK
380#define MDIO_AN_T1_ADV_L_NEXT_PAGE_REQ ADVERTISE_NPAGE
381
382/* BASE-T1 auto-negotiation advertisement register [31:16] */
383#define MDIO_AN_T1_ADV_M_B10L 0x4000 /* device is compatible with 10BASE-T1L */
384#define MDIO_AN_T1_ADV_M_1000BT1 0x0080 /* advertise 1000BASE-T1 */
385#define MDIO_AN_T1_ADV_M_100BT1 0x0020 /* advertise 100BASE-T1 */
386#define MDIO_AN_T1_ADV_M_MST 0x0010 /* advertise master preference */
387
388/* BASE-T1 auto-negotiation advertisement register [47:32] */
389#define MDIO_AN_T1_ADV_H_10L_TX_HI_REQ 0x1000 /* 10BASE-T1L High Level Transmit Request */
390#define MDIO_AN_T1_ADV_H_10L_TX_HI 0x2000 /* 10BASE-T1L High Level Transmit Ability */
391
392/* BASE-T1 AN LP Base Page ability register [15:0] */
393#define MDIO_AN_T1_LP_L_PAUSE_CAP LPA_PAUSE_CAP
394#define MDIO_AN_T1_LP_L_PAUSE_ASYM LPA_PAUSE_ASYM
395#define MDIO_AN_T1_LP_L_FORCE_MS 0x1000 /* LP Force Master/slave Configuration */
396#define MDIO_AN_T1_LP_L_REMOTE_FAULT LPA_RFAULT
397#define MDIO_AN_T1_LP_L_ACK LPA_LPACK
398#define MDIO_AN_T1_LP_L_NEXT_PAGE_REQ LPA_NPAGE
399
400/* BASE-T1 AN LP Base Page ability register [31:16] */
401#define MDIO_AN_T1_LP_M_MST 0x0010 /* LP master preference */
402#define MDIO_AN_T1_LP_M_B10L 0x4000 /* LP is compatible with 10BASE-T1L */
403
404/* BASE-T1 AN LP Base Page ability register [47:32] */
405#define MDIO_AN_T1_LP_H_10L_TX_HI_REQ 0x1000 /* 10BASE-T1L High Level LP Transmit Request */
406#define MDIO_AN_T1_LP_H_10L_TX_HI 0x2000 /* 10BASE-T1L High Level LP Transmit Ability */
407
408/* 10BASE-T1 AN control register */
409#define MDIO_AN_10BT1_AN_CTRL_ADV_EEE_T1L 0x4000 /* 10BASE-T1L EEE ability advertisement */
410
411/* 10BASE-T1 AN status register */
412#define MDIO_AN_10BT1_AN_STAT_LPA_EEE_T1L 0x4000 /* 10BASE-T1L LP EEE ability advertisement */
413
414/* BASE-T1 PMA/PMD control register */
415#define MDIO_PMA_PMD_BT1_CTRL_STRAP 0x000F /* Type selection (Strap) */
416#define MDIO_PMA_PMD_BT1_CTRL_STRAP_B1000 0x0001 /* Select 1000BASE-T1 */
417#define MDIO_PMA_PMD_BT1_CTRL_CFG_MST 0x4000 /* MASTER-SLAVE config value */
418
419/* 1000BASE-T1 PCS control register */
420#define MDIO_PCS_1000BT1_CTRL_LOW_POWER 0x0800 /* Low power mode */
421#define MDIO_PCS_1000BT1_CTRL_DISABLE_TX 0x4000 /* Global PMA transmit disable */
422#define MDIO_PCS_1000BT1_CTRL_RESET 0x8000 /* Software reset value */
423
424/* 1000BASE-T1 PCS status register */
425#define MDIO_PCS_1000BT1_STAT_LINK 0x0004 /* PCS Link is up */
426#define MDIO_PCS_1000BT1_STAT_FAULT 0x0080 /* There is a fault condition */
427
428
429/* EEE Supported/Advertisement/LP Advertisement registers.
430 *
431 * EEE capability Register (3.20), Advertisement (7.60) and
432 * Link partner ability (7.61) registers have and can use the same identical
433 * bit masks.
434 */
435#define MDIO_AN_EEE_ADV_100TX 0x0002 /* Advertise 100TX EEE cap */
436#define MDIO_AN_EEE_ADV_1000T 0x0004 /* Advertise 1000T EEE cap */
437/* Note: the two defines above can be potentially used by the user-land
438 * and cannot remove them now.
439 * So, we define the new generic MDIO_EEE_100TX and MDIO_EEE_1000T macros
440 * using the previous ones (that can be considered obsolete).
441 */
442#define MDIO_EEE_100TX MDIO_AN_EEE_ADV_100TX /* 100TX EEE cap */
443#define MDIO_EEE_1000T MDIO_AN_EEE_ADV_1000T /* 1000T EEE cap */
444#define MDIO_EEE_10GT 0x0008 /* 10GT EEE cap */
445#define MDIO_EEE_1000KX 0x0010 /* 1000KX EEE cap */
446#define MDIO_EEE_10GKX4 0x0020 /* 10G KX4 EEE cap */
447#define MDIO_EEE_10GKR 0x0040 /* 10G KR EEE cap */
448#define MDIO_EEE_40GR_FW 0x0100 /* 40G R fast wake */
449#define MDIO_EEE_40GR_DS 0x0200 /* 40G R deep sleep */
450#define MDIO_EEE_100GR_FW 0x1000 /* 100G R fast wake */
451#define MDIO_EEE_100GR_DS 0x2000 /* 100G R deep sleep */
452
453#define MDIO_EEE_2_5GT 0x0001 /* 2.5GT EEE cap */
454#define MDIO_EEE_5GT 0x0002 /* 5GT EEE cap */
455
456/* AN MultiGBASE-T AN control 2 */
457#define MDIO_AN_THP_BP2_5GT 0x0008 /* 2.5GT THP bypass request */
458
459/* 2.5G/5G Extended abilities register. */
460#define MDIO_PMA_NG_EXTABLE_2_5GBT 0x0001 /* 2.5GBASET ability */
461#define MDIO_PMA_NG_EXTABLE_5GBT 0x0002 /* 5GBASET ability */
462
463/* LASI RX_ALARM control/status registers. */
464#define MDIO_PMA_LASI_RX_PHYXSLFLT 0x0001 /* PHY XS RX local fault */
465#define MDIO_PMA_LASI_RX_PCSLFLT 0x0008 /* PCS RX local fault */
466#define MDIO_PMA_LASI_RX_PMALFLT 0x0010 /* PMA/PMD RX local fault */
467#define MDIO_PMA_LASI_RX_OPTICPOWERFLT 0x0020 /* RX optical power fault */
468#define MDIO_PMA_LASI_RX_WISLFLT 0x0200 /* WIS local fault */
469
470/* LASI TX_ALARM control/status registers. */
471#define MDIO_PMA_LASI_TX_PHYXSLFLT 0x0001 /* PHY XS TX local fault */
472#define MDIO_PMA_LASI_TX_PCSLFLT 0x0008 /* PCS TX local fault */
473#define MDIO_PMA_LASI_TX_PMALFLT 0x0010 /* PMA/PMD TX local fault */
474#define MDIO_PMA_LASI_TX_LASERPOWERFLT 0x0080 /* Laser output power fault */
475#define MDIO_PMA_LASI_TX_LASERTEMPFLT 0x0100 /* Laser temperature fault */
476#define MDIO_PMA_LASI_TX_LASERBICURRFLT 0x0200 /* Laser bias current fault */
477
478/* LASI control/status registers. */
479#define MDIO_PMA_LASI_LSALARM 0x0001 /* LS_ALARM enable/status */
480#define MDIO_PMA_LASI_TXALARM 0x0002 /* TX_ALARM enable/status */
481#define MDIO_PMA_LASI_RXALARM 0x0004 /* RX_ALARM enable/status */
482
483/* Mapping between MDIO PRTAD/DEVAD and mii_ioctl_data::phy_id */
484
485#define MDIO_PHY_ID_C45 0x8000
486#define MDIO_PHY_ID_PRTAD 0x03e0
487#define MDIO_PHY_ID_DEVAD 0x001f
488#define MDIO_PHY_ID_C45_MASK \
489 (MDIO_PHY_ID_C45 | MDIO_PHY_ID_PRTAD | MDIO_PHY_ID_DEVAD)
490
491static __inline__ __u16 mdio_phy_id_c45(int prtad, int devad)
492{
493 return MDIO_PHY_ID_C45 | (prtad << 5) | devad;
494}
495
496/* UsxgmiiChannelInfo[15:0] for USXGMII in-band auto-negotiation.*/
497#define MDIO_USXGMII_EEE_CLK_STP 0x0080 /* EEE clock stop supported */
498#define MDIO_USXGMII_EEE 0x0100 /* EEE supported */
499#define MDIO_USXGMII_SPD_MASK 0x0e00 /* USXGMII speed mask */
500#define MDIO_USXGMII_FULL_DUPLEX 0x1000 /* USXGMII full duplex */
501#define MDIO_USXGMII_DPX_SPD_MASK 0x1e00 /* USXGMII duplex and speed bits */
502#define MDIO_USXGMII_10 0x0000 /* 10Mbps */
503#define MDIO_USXGMII_10HALF 0x0000 /* 10Mbps half-duplex */
504#define MDIO_USXGMII_10FULL 0x1000 /* 10Mbps full-duplex */
505#define MDIO_USXGMII_100 0x0200 /* 100Mbps */
506#define MDIO_USXGMII_100HALF 0x0200 /* 100Mbps half-duplex */
507#define MDIO_USXGMII_100FULL 0x1200 /* 100Mbps full-duplex */
508#define MDIO_USXGMII_1000 0x0400 /* 1000Mbps */
509#define MDIO_USXGMII_1000HALF 0x0400 /* 1000Mbps half-duplex */
510#define MDIO_USXGMII_1000FULL 0x1400 /* 1000Mbps full-duplex */
511#define MDIO_USXGMII_10G 0x0600 /* 10Gbps */
512#define MDIO_USXGMII_10GHALF 0x0600 /* 10Gbps half-duplex */
513#define MDIO_USXGMII_10GFULL 0x1600 /* 10Gbps full-duplex */
514#define MDIO_USXGMII_2500 0x0800 /* 2500Mbps */
515#define MDIO_USXGMII_2500HALF 0x0800 /* 2500Mbps half-duplex */
516#define MDIO_USXGMII_2500FULL 0x1800 /* 2500Mbps full-duplex */
517#define MDIO_USXGMII_5000 0x0a00 /* 5000Mbps */
518#define MDIO_USXGMII_5000HALF 0x0a00 /* 5000Mbps half-duplex */
519#define MDIO_USXGMII_5000FULL 0x1a00 /* 5000Mbps full-duplex */
520#define MDIO_USXGMII_LINK 0x8000 /* PHY link with copper-side partner */
521
522#endif /* __LINUX_MDIO_H__ */