mv88e6xxx.h 29.0 KB
Newer Older
1
/*
2 3
 * Marvell 88e6xxx common definitions
 *
4 5 6 7 8 9 10 11 12 13 14
 * Copyright (c) 2008 Marvell Semiconductor
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */

#ifndef __MV88E6XXX_H
#define __MV88E6XXX_H

15
#include <linux/if_vlan.h>
16
#include <linux/irq.h>
17
#include <linux/gpio/consumer.h>
18

19 20 21 22
#ifndef UINT64_MAX
#define UINT64_MAX		(u64)(~((u64)0))
#endif

23 24 25 26 27 28 29 30 31 32
#define SMI_CMD			0x00
#define SMI_CMD_BUSY		BIT(15)
#define SMI_CMD_CLAUSE_22	BIT(12)
#define SMI_CMD_OP_22_WRITE	((1 << 10) | SMI_CMD_BUSY | SMI_CMD_CLAUSE_22)
#define SMI_CMD_OP_22_READ	((2 << 10) | SMI_CMD_BUSY | SMI_CMD_CLAUSE_22)
#define SMI_CMD_OP_45_WRITE_ADDR	((0 << 10) | SMI_CMD_BUSY)
#define SMI_CMD_OP_45_WRITE_DATA	((1 << 10) | SMI_CMD_BUSY)
#define SMI_CMD_OP_45_READ_DATA		((2 << 10) | SMI_CMD_BUSY)
#define SMI_CMD_OP_45_READ_DATA_INC	((3 << 10) | SMI_CMD_BUSY)
#define SMI_DATA		0x01
33

34 35 36 37 38 39
/* PHY Registers */
#define PHY_PAGE		0x16
#define PHY_PAGE_COPPER		0x00

#define ADDR_SERDES		0x0f
#define SERDES_PAGE_FIBER	0x01
40

41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56
#define PORT_STATUS		0x00
#define PORT_STATUS_PAUSE_EN	BIT(15)
#define PORT_STATUS_MY_PAUSE	BIT(14)
#define PORT_STATUS_HD_FLOW	BIT(13)
#define PORT_STATUS_PHY_DETECT	BIT(12)
#define PORT_STATUS_LINK	BIT(11)
#define PORT_STATUS_DUPLEX	BIT(10)
#define PORT_STATUS_SPEED_MASK	0x0300
#define PORT_STATUS_SPEED_10	0x0000
#define PORT_STATUS_SPEED_100	0x0100
#define PORT_STATUS_SPEED_1000	0x0200
#define PORT_STATUS_EEE		BIT(6) /* 6352 */
#define PORT_STATUS_AM_DIS	BIT(6) /* 6165 */
#define PORT_STATUS_MGMII	BIT(6) /* 6185 */
#define PORT_STATUS_TX_PAUSED	BIT(5)
#define PORT_STATUS_FLOW_CTRL	BIT(4)
57 58 59 60
#define PORT_STATUS_CMODE_MASK	0x0f
#define PORT_STATUS_CMODE_100BASE_X	0x8
#define PORT_STATUS_CMODE_1000BASE_X	0x9
#define PORT_STATUS_CMODE_SGMII		0xa
61
#define PORT_PCS_CTRL		0x01
62 63
#define PORT_PCS_CTRL_RGMII_DELAY_RXCLK	BIT(15)
#define PORT_PCS_CTRL_RGMII_DELAY_TXCLK	BIT(14)
64 65 66
#define PORT_PCS_CTRL_FORCE_SPEED	BIT(13) /* 6390 */
#define PORT_PCS_CTRL_ALTSPEED		BIT(12) /* 6390 */
#define PORT_PCS_CTRL_200BASE		BIT(12) /* 6352 */
67 68 69 70 71 72
#define PORT_PCS_CTRL_FC		BIT(7)
#define PORT_PCS_CTRL_FORCE_FC		BIT(6)
#define PORT_PCS_CTRL_LINK_UP		BIT(5)
#define PORT_PCS_CTRL_FORCE_LINK	BIT(4)
#define PORT_PCS_CTRL_DUPLEX_FULL	BIT(3)
#define PORT_PCS_CTRL_FORCE_DUPLEX	BIT(2)
73 74 75 76 77 78 79
#define PORT_PCS_CTRL_SPEED_MASK	(0x03)
#define PORT_PCS_CTRL_SPEED_10		(0x00)
#define PORT_PCS_CTRL_SPEED_100		(0x01)
#define PORT_PCS_CTRL_SPEED_200		(0x02) /* 6065 and non Gb chips */
#define PORT_PCS_CTRL_SPEED_1000	(0x02)
#define PORT_PCS_CTRL_SPEED_10000	(0x03) /* 6390X */
#define PORT_PCS_CTRL_SPEED_UNFORCED	(0x03)
80
#define PORT_PAUSE_CTRL		0x02
81
#define PORT_SWITCH_ID		0x03
82 83
#define PORT_SWITCH_ID_PROD_NUM_6085	0x04a
#define PORT_SWITCH_ID_PROD_NUM_6095	0x095
84
#define PORT_SWITCH_ID_PROD_NUM_6097	0x099
85 86 87 88 89 90 91 92 93 94
#define PORT_SWITCH_ID_PROD_NUM_6131	0x106
#define PORT_SWITCH_ID_PROD_NUM_6320	0x115
#define PORT_SWITCH_ID_PROD_NUM_6123	0x121
#define PORT_SWITCH_ID_PROD_NUM_6161	0x161
#define PORT_SWITCH_ID_PROD_NUM_6165	0x165
#define PORT_SWITCH_ID_PROD_NUM_6171	0x171
#define PORT_SWITCH_ID_PROD_NUM_6172	0x172
#define PORT_SWITCH_ID_PROD_NUM_6175	0x175
#define PORT_SWITCH_ID_PROD_NUM_6176	0x176
#define PORT_SWITCH_ID_PROD_NUM_6185	0x1a7
95 96 97
#define PORT_SWITCH_ID_PROD_NUM_6190	0x190
#define PORT_SWITCH_ID_PROD_NUM_6190X	0x0a0
#define PORT_SWITCH_ID_PROD_NUM_6191	0x191
98
#define PORT_SWITCH_ID_PROD_NUM_6240	0x240
99
#define PORT_SWITCH_ID_PROD_NUM_6290	0x290
100 101 102 103
#define PORT_SWITCH_ID_PROD_NUM_6321	0x310
#define PORT_SWITCH_ID_PROD_NUM_6352	0x352
#define PORT_SWITCH_ID_PROD_NUM_6350	0x371
#define PORT_SWITCH_ID_PROD_NUM_6351	0x375
104 105
#define PORT_SWITCH_ID_PROD_NUM_6390	0x390
#define PORT_SWITCH_ID_PROD_NUM_6390X	0x0a1
106
#define PORT_CONTROL		0x04
107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126
#define PORT_CONTROL_USE_CORE_TAG	BIT(15)
#define PORT_CONTROL_DROP_ON_LOCK	BIT(14)
#define PORT_CONTROL_EGRESS_UNMODIFIED	(0x0 << 12)
#define PORT_CONTROL_EGRESS_UNTAGGED	(0x1 << 12)
#define PORT_CONTROL_EGRESS_TAGGED	(0x2 << 12)
#define PORT_CONTROL_EGRESS_ADD_TAG	(0x3 << 12)
#define PORT_CONTROL_HEADER		BIT(11)
#define PORT_CONTROL_IGMP_MLD_SNOOP	BIT(10)
#define PORT_CONTROL_DOUBLE_TAG		BIT(9)
#define PORT_CONTROL_FRAME_MODE_NORMAL		(0x0 << 8)
#define PORT_CONTROL_FRAME_MODE_DSA		(0x1 << 8)
#define PORT_CONTROL_FRAME_MODE_PROVIDER	(0x2 << 8)
#define PORT_CONTROL_FRAME_ETHER_TYPE_DSA	(0x3 << 8)
#define PORT_CONTROL_DSA_TAG		BIT(8)
#define PORT_CONTROL_VLAN_TUNNEL	BIT(7)
#define PORT_CONTROL_TAG_IF_BOTH	BIT(6)
#define PORT_CONTROL_USE_IP		BIT(5)
#define PORT_CONTROL_USE_TAG		BIT(4)
#define PORT_CONTROL_FORWARD_UNKNOWN_MC	BIT(3)
#define PORT_CONTROL_FORWARD_UNKNOWN	BIT(2)
127 128 129 130 131 132
#define PORT_CONTROL_STATE_MASK		0x03
#define PORT_CONTROL_STATE_DISABLED	0x00
#define PORT_CONTROL_STATE_BLOCKING	0x01
#define PORT_CONTROL_STATE_LEARNING	0x02
#define PORT_CONTROL_STATE_FORWARDING	0x03
#define PORT_CONTROL_1		0x05
133
#define PORT_CONTROL_1_FID_11_4_MASK	(0xff << 0)
134
#define PORT_BASE_VLAN		0x06
135
#define PORT_BASE_VLAN_FID_3_0_MASK	(0xf << 12)
136
#define PORT_DEFAULT_VLAN	0x07
137
#define PORT_DEFAULT_VLAN_MASK	0xfff
138
#define PORT_CONTROL_2		0x08
139 140 141 142 143 144 145
#define PORT_CONTROL_2_IGNORE_FCS	BIT(15)
#define PORT_CONTROL_2_VTU_PRI_OVERRIDE	BIT(14)
#define PORT_CONTROL_2_SA_PRIO_OVERRIDE	BIT(13)
#define PORT_CONTROL_2_DA_PRIO_OVERRIDE	BIT(12)
#define PORT_CONTROL_2_JUMBO_1522	(0x00 << 12)
#define PORT_CONTROL_2_JUMBO_2048	(0x01 << 12)
#define PORT_CONTROL_2_JUMBO_10240	(0x02 << 12)
146 147 148 149 150
#define PORT_CONTROL_2_8021Q_MASK	(0x03 << 10)
#define PORT_CONTROL_2_8021Q_DISABLED	(0x00 << 10)
#define PORT_CONTROL_2_8021Q_FALLBACK	(0x01 << 10)
#define PORT_CONTROL_2_8021Q_CHECK	(0x02 << 10)
#define PORT_CONTROL_2_8021Q_SECURE	(0x03 << 10)
151 152 153 154 155 156 157
#define PORT_CONTROL_2_DISCARD_TAGGED	BIT(9)
#define PORT_CONTROL_2_DISCARD_UNTAGGED	BIT(8)
#define PORT_CONTROL_2_MAP_DA		BIT(7)
#define PORT_CONTROL_2_DEFAULT_FORWARD	BIT(6)
#define PORT_CONTROL_2_FORWARD_UNKNOWN	BIT(6)
#define PORT_CONTROL_2_EGRESS_MONITOR	BIT(5)
#define PORT_CONTROL_2_INGRESS_MONITOR	BIT(4)
158 159 160
#define PORT_RATE_CONTROL	0x09
#define PORT_RATE_CONTROL_2	0x0a
#define PORT_ASSOC_VECTOR	0x0b
161 162 163 164 165
#define PORT_ASSOC_VECTOR_HOLD_AT_1		BIT(15)
#define PORT_ASSOC_VECTOR_INT_AGE_OUT		BIT(14)
#define PORT_ASSOC_VECTOR_LOCKED_PORT		BIT(13)
#define PORT_ASSOC_VECTOR_IGNORE_WRONG		BIT(12)
#define PORT_ASSOC_VECTOR_REFRESH_LOCKED	BIT(11)
166 167 168
#define PORT_ATU_CONTROL	0x0c
#define PORT_PRI_OVERRIDE	0x0d
#define PORT_ETH_TYPE		0x0f
169 170 171 172
#define PORT_IN_DISCARD_LO	0x10
#define PORT_IN_DISCARD_HI	0x11
#define PORT_IN_FILTERED	0x12
#define PORT_OUT_FILTERED	0x13
173 174
#define PORT_TAG_REGMAP_0123	0x18
#define PORT_TAG_REGMAP_4567	0x19
175 176 177 178 179 180 181 182 183 184
#define PORT_IEEE_PRIO_MAP_TABLE	0x18    /* 6390 */
#define PORT_IEEE_PRIO_MAP_TABLE_UPDATE		BIT(15)
#define PORT_IEEE_PRIO_MAP_TABLE_INGRESS_PCP		(0x0 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_EGRESS_GREEN_PCP	(0x1 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_EGRESS_YELLOW_PCP	(0x2 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_EGRESS_AVB_PCP		(0x3 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_EGRESS_GREEN_DSCP	(0x5 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_EGRESS_YELLOW_DSCP	(0x6 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_EGRESS_AVB_DSCP	(0x7 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_POINTER_SHIFT		9
185

186 187 188 189 190 191 192 193
#define GLOBAL_STATUS		0x00
#define GLOBAL_STATUS_PPU_STATE BIT(15) /* 6351 and 6171 */
/* Two bits for 6165, 6185 etc */
#define GLOBAL_STATUS_PPU_MASK		(0x3 << 14)
#define GLOBAL_STATUS_PPU_DISABLED_RST	(0x0 << 14)
#define GLOBAL_STATUS_PPU_INITIALIZING	(0x1 << 14)
#define GLOBAL_STATUS_PPU_DISABLED	(0x2 << 14)
#define GLOBAL_STATUS_PPU_POLLING	(0x3 << 14)
194 195 196 197 198 199 200 201 202
#define GLOBAL_STATUS_IRQ_AVB		8
#define GLOBAL_STATUS_IRQ_DEVICE	7
#define GLOBAL_STATUS_IRQ_STATS		6
#define GLOBAL_STATUS_IRQ_VTU_PROBLEM	5
#define GLOBAL_STATUS_IRQ_VTU_DONE	4
#define GLOBAL_STATUS_IRQ_ATU_PROBLEM	3
#define GLOBAL_STATUS_IRQ_ATU_DONE	2
#define GLOBAL_STATUS_IRQ_TCAM_DONE	1
#define GLOBAL_STATUS_IRQ_EEPROM_DONE	0
203 204 205
#define GLOBAL_MAC_01		0x01
#define GLOBAL_MAC_23		0x02
#define GLOBAL_MAC_45		0x03
206 207
#define GLOBAL_ATU_FID		0x01
#define GLOBAL_VTU_FID		0x02
208 209 210
#define GLOBAL_VTU_FID_MASK	0xfff
#define GLOBAL_VTU_SID		0x03	/* 6097 6165 6351 6352 */
#define GLOBAL_VTU_SID_MASK	0x3f
211 212 213 214 215 216
#define GLOBAL_CONTROL		0x04
#define GLOBAL_CONTROL_SW_RESET		BIT(15)
#define GLOBAL_CONTROL_PPU_ENABLE	BIT(14)
#define GLOBAL_CONTROL_DISCARD_EXCESS	BIT(13) /* 6352 */
#define GLOBAL_CONTROL_SCHED_PRIO	BIT(11) /* 6152 */
#define GLOBAL_CONTROL_MAX_FRAME_1632	BIT(10) /* 6152 */
217
#define GLOBAL_CONTROL_RELOAD_EEPROM	BIT(9)	/* 6152 */
218 219 220 221 222 223 224 225 226
#define GLOBAL_CONTROL_DEVICE_EN	BIT(7)
#define GLOBAL_CONTROL_STATS_DONE_EN	BIT(6)
#define GLOBAL_CONTROL_VTU_PROBLEM_EN	BIT(5)
#define GLOBAL_CONTROL_VTU_DONE_EN	BIT(4)
#define GLOBAL_CONTROL_ATU_PROBLEM_EN	BIT(3)
#define GLOBAL_CONTROL_ATU_DONE_EN	BIT(2)
#define GLOBAL_CONTROL_TCAM_EN		BIT(1)
#define GLOBAL_CONTROL_EEPROM_DONE_EN	BIT(0)
#define GLOBAL_VTU_OP		0x05
227 228
#define GLOBAL_VTU_OP_BUSY	BIT(15)
#define GLOBAL_VTU_OP_FLUSH_ALL		((0x01 << 12) | GLOBAL_VTU_OP_BUSY)
229
#define GLOBAL_VTU_OP_VTU_LOAD_PURGE	((0x03 << 12) | GLOBAL_VTU_OP_BUSY)
230
#define GLOBAL_VTU_OP_VTU_GET_NEXT	((0x04 << 12) | GLOBAL_VTU_OP_BUSY)
231 232
#define GLOBAL_VTU_OP_STU_LOAD_PURGE	((0x05 << 12) | GLOBAL_VTU_OP_BUSY)
#define GLOBAL_VTU_OP_STU_GET_NEXT	((0x06 << 12) | GLOBAL_VTU_OP_BUSY)
233
#define GLOBAL_VTU_VID		0x06
234 235
#define GLOBAL_VTU_VID_MASK	0xfff
#define GLOBAL_VTU_VID_VALID	BIT(12)
236 237 238
#define GLOBAL_VTU_DATA_0_3	0x07
#define GLOBAL_VTU_DATA_4_7	0x08
#define GLOBAL_VTU_DATA_8_11	0x09
239 240 241 242 243
#define GLOBAL_VTU_STU_DATA_MASK		0x03
#define GLOBAL_VTU_DATA_MEMBER_TAG_UNMODIFIED	0x00
#define GLOBAL_VTU_DATA_MEMBER_TAG_UNTAGGED	0x01
#define GLOBAL_VTU_DATA_MEMBER_TAG_TAGGED	0x02
#define GLOBAL_VTU_DATA_MEMBER_TAG_NON_MEMBER	0x03
244 245 246 247
#define GLOBAL_STU_DATA_PORT_STATE_DISABLED	0x00
#define GLOBAL_STU_DATA_PORT_STATE_BLOCKING	0x01
#define GLOBAL_STU_DATA_PORT_STATE_LEARNING	0x02
#define GLOBAL_STU_DATA_PORT_STATE_FORWARDING	0x03
248
#define GLOBAL_ATU_CONTROL	0x0a
249
#define GLOBAL_ATU_CONTROL_LEARN2ALL	BIT(3)
250 251 252
#define GLOBAL_ATU_OP		0x0b
#define GLOBAL_ATU_OP_BUSY	BIT(15)
#define GLOBAL_ATU_OP_NOP		(0 << 12)
253 254
#define GLOBAL_ATU_OP_FLUSH_MOVE_ALL		((1 << 12) | GLOBAL_ATU_OP_BUSY)
#define GLOBAL_ATU_OP_FLUSH_MOVE_NON_STATIC	((2 << 12) | GLOBAL_ATU_OP_BUSY)
255 256
#define GLOBAL_ATU_OP_LOAD_DB		((3 << 12) | GLOBAL_ATU_OP_BUSY)
#define GLOBAL_ATU_OP_GET_NEXT_DB	((4 << 12) | GLOBAL_ATU_OP_BUSY)
257 258
#define GLOBAL_ATU_OP_FLUSH_MOVE_ALL_DB		((5 << 12) | GLOBAL_ATU_OP_BUSY)
#define GLOBAL_ATU_OP_FLUSH_MOVE_NON_STATIC_DB ((6 << 12) | GLOBAL_ATU_OP_BUSY)
259 260
#define GLOBAL_ATU_OP_GET_CLR_VIOLATION	  ((7 << 12) | GLOBAL_ATU_OP_BUSY)
#define GLOBAL_ATU_DATA		0x0c
261
#define GLOBAL_ATU_DATA_TRUNK			BIT(15)
262 263
#define GLOBAL_ATU_DATA_TRUNK_ID_MASK		0x00f0
#define GLOBAL_ATU_DATA_TRUNK_ID_SHIFT		4
264 265
#define GLOBAL_ATU_DATA_PORT_VECTOR_MASK	0x3ff0
#define GLOBAL_ATU_DATA_PORT_VECTOR_SHIFT	4
266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288
#define GLOBAL_ATU_DATA_STATE_MASK		0x0f
#define GLOBAL_ATU_DATA_STATE_UNUSED		0x00
#define GLOBAL_ATU_DATA_STATE_UC_MGMT		0x0d
#define GLOBAL_ATU_DATA_STATE_UC_STATIC		0x0e
#define GLOBAL_ATU_DATA_STATE_UC_PRIO_OVER	0x0f
#define GLOBAL_ATU_DATA_STATE_MC_NONE_RATE	0x05
#define GLOBAL_ATU_DATA_STATE_MC_STATIC		0x07
#define GLOBAL_ATU_DATA_STATE_MC_MGMT		0x0e
#define GLOBAL_ATU_DATA_STATE_MC_PRIO_OVER	0x0f
#define GLOBAL_ATU_MAC_01	0x0d
#define GLOBAL_ATU_MAC_23	0x0e
#define GLOBAL_ATU_MAC_45	0x0f
#define GLOBAL_IP_PRI_0		0x10
#define GLOBAL_IP_PRI_1		0x11
#define GLOBAL_IP_PRI_2		0x12
#define GLOBAL_IP_PRI_3		0x13
#define GLOBAL_IP_PRI_4		0x14
#define GLOBAL_IP_PRI_5		0x15
#define GLOBAL_IP_PRI_6		0x16
#define GLOBAL_IP_PRI_7		0x17
#define GLOBAL_IEEE_PRI		0x18
#define GLOBAL_CORE_TAG_TYPE	0x19
#define GLOBAL_MONITOR_CONTROL	0x1a
289 290 291 292 293
#define GLOBAL_MONITOR_CONTROL_INGRESS_SHIFT	12
#define GLOBAL_MONITOR_CONTROL_EGRESS_SHIFT	8
#define GLOBAL_MONITOR_CONTROL_ARP_SHIFT	4
#define GLOBAL_MONITOR_CONTROL_MIRROR_SHIFT	0
#define GLOBAL_MONITOR_CONTROL_ARP_DISABLED	(0xf0)
294
#define GLOBAL_CONTROL_2	0x1c
295 296
#define GLOBAL_CONTROL_2_NO_CASCADE		0xe000
#define GLOBAL_CONTROL_2_MULTIPLE_CASCADE	0xf000
297 298 299
#define GLOBAL_CONTROL_2_HIST_RX	       (0x1 << 6)
#define GLOBAL_CONTROL_2_HIST_TX	       (0x2 << 6)
#define GLOBAL_CONTROL_2_HIST_RX_TX	       (0x3 << 6)
300 301 302 303 304 305 306 307 308 309
#define GLOBAL_STATS_OP		0x1d
#define GLOBAL_STATS_OP_BUSY	BIT(15)
#define GLOBAL_STATS_OP_NOP		(0 << 12)
#define GLOBAL_STATS_OP_FLUSH_ALL	((1 << 12) | GLOBAL_STATS_OP_BUSY)
#define GLOBAL_STATS_OP_FLUSH_PORT	((2 << 12) | GLOBAL_STATS_OP_BUSY)
#define GLOBAL_STATS_OP_READ_CAPTURED	((4 << 12) | GLOBAL_STATS_OP_BUSY)
#define GLOBAL_STATS_OP_CAPTURE_PORT	((5 << 12) | GLOBAL_STATS_OP_BUSY)
#define GLOBAL_STATS_OP_HIST_RX		((1 << 10) | GLOBAL_STATS_OP_BUSY)
#define GLOBAL_STATS_OP_HIST_TX		((2 << 10) | GLOBAL_STATS_OP_BUSY)
#define GLOBAL_STATS_OP_HIST_RX_TX	((3 << 10) | GLOBAL_STATS_OP_BUSY)
310 311
#define GLOBAL_STATS_OP_BANK_1_BIT_9	BIT(9)
#define GLOBAL_STATS_OP_BANK_1_BIT_10	BIT(10)
312 313
#define GLOBAL_STATS_COUNTER_32	0x1e
#define GLOBAL_STATS_COUNTER_01	0x1f
314

315 316 317 318 319 320
#define GLOBAL2_INT_SOURCE	0x00
#define GLOBAL2_INT_MASK	0x01
#define GLOBAL2_MGMT_EN_2X	0x02
#define GLOBAL2_MGMT_EN_0X	0x03
#define GLOBAL2_FLOW_CONTROL	0x04
#define GLOBAL2_SWITCH_MGMT	0x05
321 322 323 324 325
#define GLOBAL2_SWITCH_MGMT_USE_DOUBLE_TAG_DATA	BIT(15)
#define GLOBAL2_SWITCH_MGMT_PREVENT_LOOPS	BIT(14)
#define GLOBAL2_SWITCH_MGMT_FLOW_CONTROL_MSG	BIT(13)
#define GLOBAL2_SWITCH_MGMT_FORCE_FLOW_CTRL_PRI	BIT(7)
#define GLOBAL2_SWITCH_MGMT_RSVD2CPU		BIT(3)
326
#define GLOBAL2_DEVICE_MAPPING	0x06
327 328
#define GLOBAL2_DEVICE_MAPPING_UPDATE		BIT(15)
#define GLOBAL2_DEVICE_MAPPING_TARGET_SHIFT	8
329
#define GLOBAL2_DEVICE_MAPPING_PORT_MASK	0x0f
330
#define GLOBAL2_TRUNK_MASK	0x07
331 332
#define GLOBAL2_TRUNK_MASK_UPDATE		BIT(15)
#define GLOBAL2_TRUNK_MASK_NUM_SHIFT		12
333
#define GLOBAL2_TRUNK_MASK_HASK			BIT(11)
334
#define GLOBAL2_TRUNK_MAPPING	0x08
335 336
#define GLOBAL2_TRUNK_MAPPING_UPDATE		BIT(15)
#define GLOBAL2_TRUNK_MAPPING_ID_SHIFT		11
337 338 339 340 341 342 343
#define GLOBAL2_IRL_CMD		0x09
#define GLOBAL2_IRL_CMD_BUSY	BIT(15)
#define GLOBAL2_IRL_CMD_OP_INIT_ALL	((0x001 << 12) | GLOBAL2_IRL_CMD_BUSY)
#define GLOBAL2_IRL_CMD_OP_INIT_SEL	((0x010 << 12) | GLOBAL2_IRL_CMD_BUSY)
#define GLOBAL2_IRL_CMD_OP_WRITE_SEL	((0x011 << 12) | GLOBAL2_IRL_CMD_BUSY)
#define GLOBAL2_IRL_CMD_OP_READ_SEL	((0x100 << 12) | GLOBAL2_IRL_CMD_BUSY)
#define GLOBAL2_IRL_DATA	0x0a
344
#define GLOBAL2_PVT_ADDR	0x0b
345 346 347 348
#define GLOBAL2_PVT_ADDR_BUSY	BIT(15)
#define GLOBAL2_PVT_ADDR_OP_INIT_ONES	((0x01 << 12) | GLOBAL2_PVT_ADDR_BUSY)
#define GLOBAL2_PVT_ADDR_OP_WRITE_PVLAN	((0x03 << 12) | GLOBAL2_PVT_ADDR_BUSY)
#define GLOBAL2_PVT_ADDR_OP_READ	((0x04 << 12) | GLOBAL2_PVT_ADDR_BUSY)
349 350 351 352
#define GLOBAL2_PVT_DATA	0x0c
#define GLOBAL2_SWITCH_MAC	0x0d
#define GLOBAL2_ATU_STATS	0x0e
#define GLOBAL2_PRIO_OVERRIDE	0x0f
353 354 355 356
#define GLOBAL2_PRIO_OVERRIDE_FORCE_SNOOP	BIT(7)
#define GLOBAL2_PRIO_OVERRIDE_SNOOP_SHIFT	4
#define GLOBAL2_PRIO_OVERRIDE_FORCE_ARP		BIT(3)
#define GLOBAL2_PRIO_OVERRIDE_ARP_SHIFT		0
357 358 359 360 361 362 363 364
#define GLOBAL2_EEPROM_CMD		0x14
#define GLOBAL2_EEPROM_CMD_BUSY		BIT(15)
#define GLOBAL2_EEPROM_CMD_OP_WRITE	((0x3 << 12) | GLOBAL2_EEPROM_CMD_BUSY)
#define GLOBAL2_EEPROM_CMD_OP_READ	((0x4 << 12) | GLOBAL2_EEPROM_CMD_BUSY)
#define GLOBAL2_EEPROM_CMD_OP_LOAD	((0x6 << 12) | GLOBAL2_EEPROM_CMD_BUSY)
#define GLOBAL2_EEPROM_CMD_RUNNING	BIT(11)
#define GLOBAL2_EEPROM_CMD_WRITE_EN	BIT(10)
#define GLOBAL2_EEPROM_CMD_ADDR_MASK	0xff
365 366 367
#define GLOBAL2_EEPROM_DATA	0x15
#define GLOBAL2_PTP_AVB_OP	0x16
#define GLOBAL2_PTP_AVB_DATA	0x17
368 369 370 371 372 373 374 375 376 377
#define GLOBAL2_SMI_PHY_CMD			0x18
#define GLOBAL2_SMI_PHY_CMD_BUSY		BIT(15)
#define GLOBAL2_SMI_PHY_CMD_MODE_22		BIT(12)
#define GLOBAL2_SMI_PHY_CMD_OP_22_WRITE_DATA	((0x1 << 10) | \
						 GLOBAL2_SMI_PHY_CMD_MODE_22 | \
						 GLOBAL2_SMI_PHY_CMD_BUSY)
#define GLOBAL2_SMI_PHY_CMD_OP_22_READ_DATA	((0x2 << 10) | \
						 GLOBAL2_SMI_PHY_CMD_MODE_22 | \
						 GLOBAL2_SMI_PHY_CMD_BUSY)
#define GLOBAL2_SMI_PHY_DATA			0x19
378
#define GLOBAL2_SCRATCH_MISC	0x1a
379 380 381
#define GLOBAL2_SCRATCH_BUSY		BIT(15)
#define GLOBAL2_SCRATCH_REGISTER_SHIFT	8
#define GLOBAL2_SCRATCH_VALUE_MASK	0xff
382 383 384
#define GLOBAL2_WDOG_CONTROL	0x1b
#define GLOBAL2_QOS_WEIGHT	0x1c
#define GLOBAL2_MISC		0x1d
385

386 387
#define MV88E6XXX_N_FID		4096

388 389 390 391
/* List of supported models */
enum mv88e6xxx_model {
	MV88E6085,
	MV88E6095,
392
	MV88E6097,
393 394 395 396 397 398 399 400 401
	MV88E6123,
	MV88E6131,
	MV88E6161,
	MV88E6165,
	MV88E6171,
	MV88E6172,
	MV88E6175,
	MV88E6176,
	MV88E6185,
402 403 404
	MV88E6190,
	MV88E6190X,
	MV88E6191,
405
	MV88E6240,
406
	MV88E6290,
407 408 409 410 411
	MV88E6320,
	MV88E6321,
	MV88E6350,
	MV88E6351,
	MV88E6352,
412 413
	MV88E6390,
	MV88E6390X,
414 415
};

416 417 418 419 420 421 422 423 424 425
enum mv88e6xxx_family {
	MV88E6XXX_FAMILY_NONE,
	MV88E6XXX_FAMILY_6065,	/* 6031 6035 6061 6065 */
	MV88E6XXX_FAMILY_6095,	/* 6092 6095 */
	MV88E6XXX_FAMILY_6097,	/* 6046 6085 6096 6097 */
	MV88E6XXX_FAMILY_6165,	/* 6123 6161 6165 */
	MV88E6XXX_FAMILY_6185,	/* 6108 6121 6122 6131 6152 6155 6182 6185 */
	MV88E6XXX_FAMILY_6320,	/* 6320 6321 */
	MV88E6XXX_FAMILY_6351,	/* 6171 6175 6350 6351 */
	MV88E6XXX_FAMILY_6352,	/* 6172 6176 6240 6352 */
426
	MV88E6XXX_FAMILY_6390,  /* 6190 6190X 6191 6290 6390 6390X */
427 428
};

429
enum mv88e6xxx_cap {
430 431 432 433 434 435
	/* Two different tag protocols can be used by the driver. All
	 * switches support DSA, but only later generations support
	 * EDSA.
	 */
	MV88E6XXX_CAP_EDSA,

436 437 438 439
	/* Energy Efficient Ethernet.
	 */
	MV88E6XXX_CAP_EEE,

440 441 442 443 444 445 446
	/* Multi-chip Addressing Mode.
	 * Some chips respond to only 2 registers of its own SMI device address
	 * when it is non-zero, and use indirect access to internal registers.
	 */
	MV88E6XXX_CAP_SMI_CMD,		/* (0x00) SMI Command */
	MV88E6XXX_CAP_SMI_DATA,		/* (0x01) SMI Data */

447 448 449 450 451 452 453 454
	/* PHY Registers.
	 */
	MV88E6XXX_CAP_PHY_PAGE,		/* (0x16) Page Register */

	/* Fiber/SERDES Registers (SMI address F).
	 */
	MV88E6XXX_CAP_SERDES,

455 456 457 458 459
	/* Switch Global (1) Registers.
	 */
	MV88E6XXX_CAP_G1_ATU_FID,	/* (0x01) ATU FID Register */
	MV88E6XXX_CAP_G1_VTU_FID,	/* (0x02) VTU FID Register */

460 461 462 463
	/* Switch Global 2 Registers.
	 * The device contains a second set of global 16-bit registers.
	 */
	MV88E6XXX_CAP_GLOBAL2,
464
	MV88E6XXX_CAP_G2_INT,		/* (0x00) Interrupt Status */
465 466
	MV88E6XXX_CAP_G2_MGMT_EN_2X,	/* (0x02) MGMT Enable Register 2x */
	MV88E6XXX_CAP_G2_MGMT_EN_0X,	/* (0x03) MGMT Enable Register 0x */
467 468
	MV88E6XXX_CAP_G2_IRL_CMD,	/* (0x09) Ingress Rate Command */
	MV88E6XXX_CAP_G2_IRL_DATA,	/* (0x0a) Ingress Rate Data */
469 470
	MV88E6XXX_CAP_G2_PVT_ADDR,	/* (0x0b) Cross Chip Port VLAN Addr */
	MV88E6XXX_CAP_G2_PVT_DATA,	/* (0x0c) Cross Chip Port VLAN Data */
471
	MV88E6XXX_CAP_G2_POT,		/* (0x0f) Priority Override Table */
472

473 474 475 476
	/* PHY Polling Unit.
	 * See GLOBAL_CONTROL_PPU_ENABLE and GLOBAL_STATUS_PPU_POLLING.
	 */
	MV88E6XXX_CAP_PPU,
477
	MV88E6XXX_CAP_PPU_ACTIVE,
478

479 480 481 482 483 484
	/* Per VLAN Spanning Tree Unit (STU).
	 * The Port State database, if present, is accessed through VTU
	 * operations and dedicated SID registers. See GLOBAL_VTU_SID.
	 */
	MV88E6XXX_CAP_STU,

485 486 487 488 489
	/* Internal temperature sensor.
	 * Available from any enabled port's PHY register 26, page 6.
	 */
	MV88E6XXX_CAP_TEMP,
	MV88E6XXX_CAP_TEMP_LIMIT,
490

491 492 493 494
	/* VLAN Table Unit.
	 * The VTU is used to program 802.1Q VLANs. See GLOBAL_VTU_OP.
	 */
	MV88E6XXX_CAP_VTU,
495 496 497
};

/* Bitmask of capabilities */
498 499 500 501 502 503 504 505 506 507
#define MV88E6XXX_FLAG_EDSA		BIT_ULL(MV88E6XXX_CAP_EDSA)
#define MV88E6XXX_FLAG_EEE		BIT_ULL(MV88E6XXX_CAP_EEE)

#define MV88E6XXX_FLAG_SMI_CMD		BIT_ULL(MV88E6XXX_CAP_SMI_CMD)
#define MV88E6XXX_FLAG_SMI_DATA		BIT_ULL(MV88E6XXX_CAP_SMI_DATA)

#define MV88E6XXX_FLAG_PHY_PAGE		BIT_ULL(MV88E6XXX_CAP_PHY_PAGE)

#define MV88E6XXX_FLAG_SERDES		BIT_ULL(MV88E6XXX_CAP_SERDES)

508 509 510
#define MV88E6XXX_FLAG_G1_ATU_FID	BIT_ULL(MV88E6XXX_CAP_G1_ATU_FID)
#define MV88E6XXX_FLAG_G1_VTU_FID	BIT_ULL(MV88E6XXX_CAP_G1_VTU_FID)

511
#define MV88E6XXX_FLAG_GLOBAL2		BIT_ULL(MV88E6XXX_CAP_GLOBAL2)
512
#define MV88E6XXX_FLAG_G2_INT		BIT_ULL(MV88E6XXX_CAP_G2_INT)
513 514 515 516 517 518 519 520 521 522 523 524 525 526
#define MV88E6XXX_FLAG_G2_MGMT_EN_2X	BIT_ULL(MV88E6XXX_CAP_G2_MGMT_EN_2X)
#define MV88E6XXX_FLAG_G2_MGMT_EN_0X	BIT_ULL(MV88E6XXX_CAP_G2_MGMT_EN_0X)
#define MV88E6XXX_FLAG_G2_IRL_CMD	BIT_ULL(MV88E6XXX_CAP_G2_IRL_CMD)
#define MV88E6XXX_FLAG_G2_IRL_DATA	BIT_ULL(MV88E6XXX_CAP_G2_IRL_DATA)
#define MV88E6XXX_FLAG_G2_PVT_ADDR	BIT_ULL(MV88E6XXX_CAP_G2_PVT_ADDR)
#define MV88E6XXX_FLAG_G2_PVT_DATA	BIT_ULL(MV88E6XXX_CAP_G2_PVT_DATA)
#define MV88E6XXX_FLAG_G2_POT		BIT_ULL(MV88E6XXX_CAP_G2_POT)

#define MV88E6XXX_FLAG_PPU		BIT_ULL(MV88E6XXX_CAP_PPU)
#define MV88E6XXX_FLAG_PPU_ACTIVE	BIT_ULL(MV88E6XXX_CAP_PPU_ACTIVE)
#define MV88E6XXX_FLAG_STU		BIT_ULL(MV88E6XXX_CAP_STU)
#define MV88E6XXX_FLAG_TEMP		BIT_ULL(MV88E6XXX_CAP_TEMP)
#define MV88E6XXX_FLAG_TEMP_LIMIT	BIT_ULL(MV88E6XXX_CAP_TEMP_LIMIT)
#define MV88E6XXX_FLAG_VTU		BIT_ULL(MV88E6XXX_CAP_VTU)
527

528 529 530 531 532
/* Ingress Rate Limit unit */
#define MV88E6XXX_FLAGS_IRL		\
	(MV88E6XXX_FLAG_G2_IRL_CMD |	\
	 MV88E6XXX_FLAG_G2_IRL_DATA)

533 534 535 536 537
/* Multi-chip Addressing Mode */
#define MV88E6XXX_FLAGS_MULTI_CHIP	\
	(MV88E6XXX_FLAG_SMI_CMD |	\
	 MV88E6XXX_FLAG_SMI_DATA)

538 539 540 541 542
/* Cross-chip Port VLAN Table */
#define MV88E6XXX_FLAGS_PVT		\
	(MV88E6XXX_FLAG_G2_PVT_ADDR |	\
	 MV88E6XXX_FLAG_G2_PVT_DATA)

543 544 545 546 547
/* Fiber/SERDES Registers at SMI address F, page 1 */
#define MV88E6XXX_FLAGS_SERDES		\
	(MV88E6XXX_FLAG_PHY_PAGE |	\
	 MV88E6XXX_FLAG_SERDES)

548
#define MV88E6XXX_FLAGS_FAMILY_6095	\
549
	(MV88E6XXX_FLAG_GLOBAL2 |	\
550
	 MV88E6XXX_FLAG_G2_MGMT_EN_0X |	\
551
	 MV88E6XXX_FLAG_PPU |		\
552 553
	 MV88E6XXX_FLAG_VTU |		\
	 MV88E6XXX_FLAGS_MULTI_CHIP)
554 555

#define MV88E6XXX_FLAGS_FAMILY_6097	\
556 557 558
	(MV88E6XXX_FLAG_G1_ATU_FID |	\
	 MV88E6XXX_FLAG_G1_VTU_FID |	\
	 MV88E6XXX_FLAG_GLOBAL2 |	\
559 560
	 MV88E6XXX_FLAG_G2_MGMT_EN_2X |	\
	 MV88E6XXX_FLAG_G2_MGMT_EN_0X |	\
561
	 MV88E6XXX_FLAG_G2_POT |	\
562
	 MV88E6XXX_FLAG_PPU |		\
563
	 MV88E6XXX_FLAG_STU |		\
564
	 MV88E6XXX_FLAG_VTU |		\
565
	 MV88E6XXX_FLAGS_IRL |		\
566
	 MV88E6XXX_FLAGS_MULTI_CHIP |	\
567
	 MV88E6XXX_FLAGS_PVT)
568

569
#define MV88E6XXX_FLAGS_FAMILY_6165	\
570 571 572
	(MV88E6XXX_FLAG_G1_ATU_FID |	\
	 MV88E6XXX_FLAG_G1_VTU_FID |	\
	 MV88E6XXX_FLAG_GLOBAL2 |	\
573
	 MV88E6XXX_FLAG_G2_INT |	\
574 575
	 MV88E6XXX_FLAG_G2_MGMT_EN_2X |	\
	 MV88E6XXX_FLAG_G2_MGMT_EN_0X |	\
576
	 MV88E6XXX_FLAG_G2_POT |	\
577
	 MV88E6XXX_FLAG_STU |		\
578
	 MV88E6XXX_FLAG_TEMP |		\
579
	 MV88E6XXX_FLAG_VTU |		\
580
	 MV88E6XXX_FLAGS_IRL |		\
581
	 MV88E6XXX_FLAGS_MULTI_CHIP |	\
582
	 MV88E6XXX_FLAGS_PVT)
583

584
#define MV88E6XXX_FLAGS_FAMILY_6185	\
585
	(MV88E6XXX_FLAG_GLOBAL2 |	\
586
	 MV88E6XXX_FLAG_G2_INT |	\
587
	 MV88E6XXX_FLAG_G2_MGMT_EN_0X |	\
588
	 MV88E6XXX_FLAGS_MULTI_CHIP |	\
589
	 MV88E6XXX_FLAG_PPU |		\
590
	 MV88E6XXX_FLAG_VTU)
591

592
#define MV88E6XXX_FLAGS_FAMILY_6320	\
593 594
	(MV88E6XXX_FLAG_EDSA |		\
	 MV88E6XXX_FLAG_EEE |		\
595
	 MV88E6XXX_FLAG_GLOBAL2 |	\
596 597
	 MV88E6XXX_FLAG_G2_MGMT_EN_2X |	\
	 MV88E6XXX_FLAG_G2_MGMT_EN_0X |	\
598
	 MV88E6XXX_FLAG_G2_POT |	\
599
	 MV88E6XXX_FLAG_PPU_ACTIVE |	\
600
	 MV88E6XXX_FLAG_TEMP |		\
601
	 MV88E6XXX_FLAG_TEMP_LIMIT |	\
602
	 MV88E6XXX_FLAG_VTU |		\
603
	 MV88E6XXX_FLAGS_IRL |		\
604
	 MV88E6XXX_FLAGS_MULTI_CHIP |	\
605
	 MV88E6XXX_FLAGS_PVT)
606

607
#define MV88E6XXX_FLAGS_FAMILY_6351	\
608
	(MV88E6XXX_FLAG_EDSA |		\
609 610
	 MV88E6XXX_FLAG_G1_ATU_FID |	\
	 MV88E6XXX_FLAG_G1_VTU_FID |	\
611
	 MV88E6XXX_FLAG_GLOBAL2 |	\
612
	 MV88E6XXX_FLAG_G2_INT |	\
613 614
	 MV88E6XXX_FLAG_G2_MGMT_EN_2X |	\
	 MV88E6XXX_FLAG_G2_MGMT_EN_0X |	\
615
	 MV88E6XXX_FLAG_G2_POT |	\
616
	 MV88E6XXX_FLAG_PPU_ACTIVE |	\
617
	 MV88E6XXX_FLAG_STU |		\
618
	 MV88E6XXX_FLAG_TEMP |		\
619
	 MV88E6XXX_FLAG_VTU |		\
620
	 MV88E6XXX_FLAGS_IRL |		\
621
	 MV88E6XXX_FLAGS_MULTI_CHIP |	\
622
	 MV88E6XXX_FLAGS_PVT)
623

624
#define MV88E6XXX_FLAGS_FAMILY_6352	\
625 626
	(MV88E6XXX_FLAG_EDSA |		\
	 MV88E6XXX_FLAG_EEE |		\
627 628
	 MV88E6XXX_FLAG_G1_ATU_FID |	\
	 MV88E6XXX_FLAG_G1_VTU_FID |	\
629
	 MV88E6XXX_FLAG_GLOBAL2 |	\
630
	 MV88E6XXX_FLAG_G2_INT |	\
631 632
	 MV88E6XXX_FLAG_G2_MGMT_EN_2X |	\
	 MV88E6XXX_FLAG_G2_MGMT_EN_0X |	\
633
	 MV88E6XXX_FLAG_G2_POT |	\
634
	 MV88E6XXX_FLAG_PPU_ACTIVE |	\
635
	 MV88E6XXX_FLAG_STU |		\
636
	 MV88E6XXX_FLAG_TEMP |		\
637
	 MV88E6XXX_FLAG_TEMP_LIMIT |	\
638
	 MV88E6XXX_FLAG_VTU |		\
639
	 MV88E6XXX_FLAGS_IRL |		\
640
	 MV88E6XXX_FLAGS_MULTI_CHIP |	\
641
	 MV88E6XXX_FLAGS_PVT |		\
642 643 644
	 MV88E6XXX_FLAGS_SERDES)

struct mv88e6xxx_ops;
645

646 647 648 649 650 651 652 653 654 655 656 657
#define MV88E6XXX_FLAGS_FAMILY_6390	\
	(MV88E6XXX_FLAG_EEE |		\
	 MV88E6XXX_FLAG_GLOBAL2 |	\
	 MV88E6XXX_FLAG_PPU_ACTIVE |	\
	 MV88E6XXX_FLAG_STU |		\
	 MV88E6XXX_FLAG_TEMP |		\
	 MV88E6XXX_FLAG_TEMP_LIMIT |	\
	 MV88E6XXX_FLAG_VTU |		\
	 MV88E6XXX_FLAGS_IRL |		\
	 MV88E6XXX_FLAGS_MULTI_CHIP |	\
	 MV88E6XXX_FLAGS_PVT)

658
struct mv88e6xxx_info {
659
	enum mv88e6xxx_family family;
660 661
	u16 prod_num;
	const char *name;
662
	unsigned int num_databases;
663
	unsigned int num_ports;
664
	unsigned int port_base_addr;
665
	unsigned int global1_addr;
666
	unsigned int age_time_coeff;
667
	unsigned int g1_irqs;
668
	unsigned long long flags;
669
	const struct mv88e6xxx_ops *ops;
670 671
};

672 673 674 675 676 677 678 679
struct mv88e6xxx_atu_entry {
	u16	fid;
	u8	state;
	bool	trunk;
	u16	portv_trunkid;
	u8	mac[ETH_ALEN];
};

680
struct mv88e6xxx_vtu_entry {
681 682 683 684 685 686 687
	u16	vid;
	u16	fid;
	u8	sid;
	bool	valid;
	u8	data[DSA_MAX_PORTS];
};

688
struct mv88e6xxx_bus_ops;
689

690
struct mv88e6xxx_priv_port {
691
	struct net_device *bridge_dev;
692 693
};

694 695 696 697 698 699 700
struct mv88e6xxx_irq {
	u16 masked;
	struct irq_chip chip;
	struct irq_domain *domain;
	unsigned int nirqs;
};

701
struct mv88e6xxx_chip {
702 703
	const struct mv88e6xxx_info *info;

704 705 706
	/* The dsa_switch this private structure is related to */
	struct dsa_switch *ds;

707 708 709
	/* The device this structure is associated to */
	struct device *dev;

710 711
	/* This mutex protects the access to the switch registers */
	struct mutex reg_lock;
712

713 714 715
	/* The MII bus and the address on the bus that is used to
	 * communication with the switch
	 */
716
	const struct mv88e6xxx_bus_ops *smi_ops;
717 718 719
	struct mii_bus *bus;
	int sw_addr;

720
	/* Handles automatic disabling and re-enabling of the PHY
721 722
	 * polling unit.
	 */
723
	const struct mv88e6xxx_bus_ops *phy_ops;
724 725 726 727 728
	struct mutex		ppu_mutex;
	int			ppu_disabled;
	struct work_struct	ppu_work;
	struct timer_list	ppu_timer;

729
	/* This mutex serialises access to the statistics unit.
730 731 732
	 * Hold this mutex over snapshot + dump sequences.
	 */
	struct mutex	stats_mutex;
733

734 735
	struct mv88e6xxx_priv_port	ports[DSA_MAX_PORTS];

736 737 738 739 740
	/* A switch may have a GPIO line tied to its reset pin. Parse
	 * this from the device tree, and use it before performing
	 * switch soft reset.
	 */
	struct gpio_desc *reset;
741 742 743

	/* set to size of eeprom if supported by the switch */
	int		eeprom_len;
744 745 746 747 748 749

	/* Device node for the MDIO bus */
	struct device_node *mdio_np;

	/* And the MDIO bus itself */
	struct mii_bus *mdio_bus;
750 751 752 753 754 755 756

	/* There can be two interrupt controllers, which are chained
	 * off a GPIO as interrupt source
	 */
	struct mv88e6xxx_irq g1_irq;
	struct mv88e6xxx_irq g2_irq;
	int irq;
757
	int device_irq;
758 759
};

760
struct mv88e6xxx_bus_ops {
761 762
	int (*read)(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val);
	int (*write)(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val);
763 764
};

765
struct mv88e6xxx_ops {
766 767 768 769 770
	int (*get_eeprom)(struct mv88e6xxx_chip *chip,
			  struct ethtool_eeprom *eeprom, u8 *data);
	int (*set_eeprom)(struct mv88e6xxx_chip *chip,
			  struct ethtool_eeprom *eeprom, u8 *data);

771 772
	int (*set_switch_mac)(struct mv88e6xxx_chip *chip, u8 *addr);

773 774 775 776
	int (*phy_read)(struct mv88e6xxx_chip *chip, int addr, int reg,
			u16 *val);
	int (*phy_write)(struct mv88e6xxx_chip *chip, int addr, int reg,
			 u16 val);
777

778 779 780 781 782 783
	/* RGMII Receive/Transmit Timing Control
	 * Add delay on PHY_INTERFACE_MODE_RGMII_*ID, no delay otherwise.
	 */
	int (*port_set_rgmii_delay)(struct mv88e6xxx_chip *chip, int port,
				    phy_interface_t mode);

784 785 786 787 788 789 790 791 792
#define LINK_FORCED_DOWN	0
#define LINK_FORCED_UP		1
#define LINK_UNFORCED		-2

	/* Port's MAC link state
	 * Use LINK_FORCED_UP or LINK_FORCED_DOWN to force link up or down,
	 * or LINK_UNFORCED for normal link detection.
	 */
	int (*port_set_link)(struct mv88e6xxx_chip *chip, int port, int link);
793 794 795 796 797 798 799 800 801

#define DUPLEX_UNFORCED		-2

	/* Port's MAC duplex mode
	 *
	 * Use DUPLEX_HALF or DUPLEX_FULL to force half or full duplex,
	 * or DUPLEX_UNFORCED for normal duplex detection.
	 */
	int (*port_set_duplex)(struct mv88e6xxx_chip *chip, int port, int dup);
802 803 804 805 806 807 808 809 810 811

#define SPEED_MAX		INT_MAX
#define SPEED_UNFORCED		-2

	/* Port's MAC speed (in Mbps)
	 *
	 * Depending on the chip, 10, 100, 200, 1000, 2500, 10000 are valid.
	 * Use SPEED_UNFORCED for normal detection, SPEED_MAX for max value.
	 */
	int (*port_set_speed)(struct mv88e6xxx_chip *chip, int port, int speed);
812

813 814
	int (*port_tag_remap)(struct mv88e6xxx_chip *chip, int port);

815 816 817 818
	/* Snapshot the statistics for a port. The statistics can then
	 * be read back a leisure but still with a consistent view.
	 */
	int (*stats_snapshot)(struct mv88e6xxx_chip *chip, int port);
819 820 821 822 823

	/* Set the histogram mode for statistics, when the control registers
	 * are separated out of the STATS_OP register.
	 */
	int (*stats_set_histogram)(struct mv88e6xxx_chip *chip);
824

825 826 827
	/* Return the number of strings describing statistics */
	int (*stats_get_sset_count)(struct mv88e6xxx_chip *chip);
	void (*stats_get_strings)(struct mv88e6xxx_chip *chip,  uint8_t *data);
828 829
	void (*stats_get_stats)(struct mv88e6xxx_chip *chip,  int port,
				uint64_t *data);
830 831
};

832 833 834 835
#define STATS_TYPE_PORT		BIT(0)
#define STATS_TYPE_BANK0	BIT(1)
#define STATS_TYPE_BANK1	BIT(2)

836 837 838 839
struct mv88e6xxx_hw_stat {
	char string[ETH_GSTRING_LEN];
	int sizeof_stat;
	int reg;
840
	int type;
841 842
};

843
static inline bool mv88e6xxx_has(struct mv88e6xxx_chip *chip,
844 845
				 unsigned long flags)
{
846
	return (chip->info->flags & flags) == flags;
847 848
}

849 850 851 852 853
static inline unsigned int mv88e6xxx_num_databases(struct mv88e6xxx_chip *chip)
{
	return chip->info->num_databases;
}

854 855 856 857 858
static inline unsigned int mv88e6xxx_num_ports(struct mv88e6xxx_chip *chip)
{
	return chip->info->num_ports;
}

859 860 861 862 863 864
int mv88e6xxx_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val);
int mv88e6xxx_write(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val);
int mv88e6xxx_update(struct mv88e6xxx_chip *chip, int addr, int reg,
		     u16 update);
int mv88e6xxx_wait(struct mv88e6xxx_chip *chip, int addr, int reg, u16 mask);

865
#endif