2 * Marvell 88e6xxx common definitions
4 * Copyright (c) 2008 Marvell Semiconductor
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
15 #include <linux/if_vlan.h>
16 #include <linux/irq.h>
17 #include <linux/gpio/consumer.h>
20 #define UINT64_MAX (u64)(~((u64)0))
24 #define SMI_CMD_BUSY BIT(15)
25 #define SMI_CMD_CLAUSE_22 BIT(12)
26 #define SMI_CMD_OP_22_WRITE ((1 << 10) | SMI_CMD_BUSY | SMI_CMD_CLAUSE_22)
27 #define SMI_CMD_OP_22_READ ((2 << 10) | SMI_CMD_BUSY | SMI_CMD_CLAUSE_22)
28 #define SMI_CMD_OP_45_WRITE_ADDR ((0 << 10) | SMI_CMD_BUSY)
29 #define SMI_CMD_OP_45_WRITE_DATA ((1 << 10) | SMI_CMD_BUSY)
30 #define SMI_CMD_OP_45_READ_DATA ((2 << 10) | SMI_CMD_BUSY)
31 #define SMI_CMD_OP_45_READ_DATA_INC ((3 << 10) | SMI_CMD_BUSY)
36 #define PHY_PAGE_COPPER 0x00
38 #define ADDR_SERDES 0x0f
39 #define SERDES_PAGE_FIBER 0x01
41 #define PORT_STATUS 0x00
42 #define PORT_STATUS_PAUSE_EN BIT(15)
43 #define PORT_STATUS_MY_PAUSE BIT(14)
44 #define PORT_STATUS_HD_FLOW BIT(13)
45 #define PORT_STATUS_PHY_DETECT BIT(12)
46 #define PORT_STATUS_LINK BIT(11)
47 #define PORT_STATUS_DUPLEX BIT(10)
48 #define PORT_STATUS_SPEED_MASK 0x0300
49 #define PORT_STATUS_SPEED_10 0x0000
50 #define PORT_STATUS_SPEED_100 0x0100
51 #define PORT_STATUS_SPEED_1000 0x0200
52 #define PORT_STATUS_EEE BIT(6) /* 6352 */
53 #define PORT_STATUS_AM_DIS BIT(6) /* 6165 */
54 #define PORT_STATUS_MGMII BIT(6) /* 6185 */
55 #define PORT_STATUS_TX_PAUSED BIT(5)
56 #define PORT_STATUS_FLOW_CTRL BIT(4)
57 #define PORT_STATUS_CMODE_MASK 0x0f
58 #define PORT_STATUS_CMODE_100BASE_X 0x8
59 #define PORT_STATUS_CMODE_1000BASE_X 0x9
60 #define PORT_STATUS_CMODE_SGMII 0xa
61 #define PORT_PCS_CTRL 0x01
62 #define PORT_PCS_CTRL_RGMII_DELAY_RXCLK BIT(15)
63 #define PORT_PCS_CTRL_RGMII_DELAY_TXCLK BIT(14)
64 #define PORT_PCS_CTRL_FORCE_SPEED BIT(13) /* 6390 */
65 #define PORT_PCS_CTRL_ALTSPEED BIT(12) /* 6390 */
66 #define PORT_PCS_CTRL_200BASE BIT(12) /* 6352 */
67 #define PORT_PCS_CTRL_FC BIT(7)
68 #define PORT_PCS_CTRL_FORCE_FC BIT(6)
69 #define PORT_PCS_CTRL_LINK_UP BIT(5)
70 #define PORT_PCS_CTRL_FORCE_LINK BIT(4)
71 #define PORT_PCS_CTRL_DUPLEX_FULL BIT(3)
72 #define PORT_PCS_CTRL_FORCE_DUPLEX BIT(2)
73 #define PORT_PCS_CTRL_SPEED_MASK (0x03)
74 #define PORT_PCS_CTRL_SPEED_10 (0x00)
75 #define PORT_PCS_CTRL_SPEED_100 (0x01)
76 #define PORT_PCS_CTRL_SPEED_200 (0x02) /* 6065 and non Gb chips */
77 #define PORT_PCS_CTRL_SPEED_1000 (0x02)
78 #define PORT_PCS_CTRL_SPEED_10000 (0x03) /* 6390X */
79 #define PORT_PCS_CTRL_SPEED_UNFORCED (0x03)
80 #define PORT_PAUSE_CTRL 0x02
81 #define PORT_SWITCH_ID 0x03
82 #define PORT_SWITCH_ID_PROD_NUM_6085 0x04a
83 #define PORT_SWITCH_ID_PROD_NUM_6095 0x095
84 #define PORT_SWITCH_ID_PROD_NUM_6131 0x106
85 #define PORT_SWITCH_ID_PROD_NUM_6320 0x115
86 #define PORT_SWITCH_ID_PROD_NUM_6123 0x121
87 #define PORT_SWITCH_ID_PROD_NUM_6161 0x161
88 #define PORT_SWITCH_ID_PROD_NUM_6165 0x165
89 #define PORT_SWITCH_ID_PROD_NUM_6171 0x171
90 #define PORT_SWITCH_ID_PROD_NUM_6172 0x172
91 #define PORT_SWITCH_ID_PROD_NUM_6175 0x175
92 #define PORT_SWITCH_ID_PROD_NUM_6176 0x176
93 #define PORT_SWITCH_ID_PROD_NUM_6185 0x1a7
94 #define PORT_SWITCH_ID_PROD_NUM_6240 0x240
95 #define PORT_SWITCH_ID_PROD_NUM_6321 0x310
96 #define PORT_SWITCH_ID_PROD_NUM_6352 0x352
97 #define PORT_SWITCH_ID_PROD_NUM_6350 0x371
98 #define PORT_SWITCH_ID_PROD_NUM_6351 0x375
99 #define PORT_CONTROL 0x04
100 #define PORT_CONTROL_USE_CORE_TAG BIT(15)
101 #define PORT_CONTROL_DROP_ON_LOCK BIT(14)
102 #define PORT_CONTROL_EGRESS_UNMODIFIED (0x0 << 12)
103 #define PORT_CONTROL_EGRESS_UNTAGGED (0x1 << 12)
104 #define PORT_CONTROL_EGRESS_TAGGED (0x2 << 12)
105 #define PORT_CONTROL_EGRESS_ADD_TAG (0x3 << 12)
106 #define PORT_CONTROL_HEADER BIT(11)
107 #define PORT_CONTROL_IGMP_MLD_SNOOP BIT(10)
108 #define PORT_CONTROL_DOUBLE_TAG BIT(9)
109 #define PORT_CONTROL_FRAME_MODE_NORMAL (0x0 << 8)
110 #define PORT_CONTROL_FRAME_MODE_DSA (0x1 << 8)
111 #define PORT_CONTROL_FRAME_MODE_PROVIDER (0x2 << 8)
112 #define PORT_CONTROL_FRAME_ETHER_TYPE_DSA (0x3 << 8)
113 #define PORT_CONTROL_DSA_TAG BIT(8)
114 #define PORT_CONTROL_VLAN_TUNNEL BIT(7)
115 #define PORT_CONTROL_TAG_IF_BOTH BIT(6)
116 #define PORT_CONTROL_USE_IP BIT(5)
117 #define PORT_CONTROL_USE_TAG BIT(4)
118 #define PORT_CONTROL_FORWARD_UNKNOWN_MC BIT(3)
119 #define PORT_CONTROL_FORWARD_UNKNOWN BIT(2)
120 #define PORT_CONTROL_STATE_MASK 0x03
121 #define PORT_CONTROL_STATE_DISABLED 0x00
122 #define PORT_CONTROL_STATE_BLOCKING 0x01
123 #define PORT_CONTROL_STATE_LEARNING 0x02
124 #define PORT_CONTROL_STATE_FORWARDING 0x03
125 #define PORT_CONTROL_1 0x05
126 #define PORT_CONTROL_1_FID_11_4_MASK (0xff << 0)
127 #define PORT_BASE_VLAN 0x06
128 #define PORT_BASE_VLAN_FID_3_0_MASK (0xf << 12)
129 #define PORT_DEFAULT_VLAN 0x07
130 #define PORT_DEFAULT_VLAN_MASK 0xfff
131 #define PORT_CONTROL_2 0x08
132 #define PORT_CONTROL_2_IGNORE_FCS BIT(15)
133 #define PORT_CONTROL_2_VTU_PRI_OVERRIDE BIT(14)
134 #define PORT_CONTROL_2_SA_PRIO_OVERRIDE BIT(13)
135 #define PORT_CONTROL_2_DA_PRIO_OVERRIDE BIT(12)
136 #define PORT_CONTROL_2_JUMBO_1522 (0x00 << 12)
137 #define PORT_CONTROL_2_JUMBO_2048 (0x01 << 12)
138 #define PORT_CONTROL_2_JUMBO_10240 (0x02 << 12)
139 #define PORT_CONTROL_2_8021Q_MASK (0x03 << 10)
140 #define PORT_CONTROL_2_8021Q_DISABLED (0x00 << 10)
141 #define PORT_CONTROL_2_8021Q_FALLBACK (0x01 << 10)
142 #define PORT_CONTROL_2_8021Q_CHECK (0x02 << 10)
143 #define PORT_CONTROL_2_8021Q_SECURE (0x03 << 10)
144 #define PORT_CONTROL_2_DISCARD_TAGGED BIT(9)
145 #define PORT_CONTROL_2_DISCARD_UNTAGGED BIT(8)
146 #define PORT_CONTROL_2_MAP_DA BIT(7)
147 #define PORT_CONTROL_2_DEFAULT_FORWARD BIT(6)
148 #define PORT_CONTROL_2_FORWARD_UNKNOWN BIT(6)
149 #define PORT_CONTROL_2_EGRESS_MONITOR BIT(5)
150 #define PORT_CONTROL_2_INGRESS_MONITOR BIT(4)
151 #define PORT_RATE_CONTROL 0x09
152 #define PORT_RATE_CONTROL_2 0x0a
153 #define PORT_ASSOC_VECTOR 0x0b
154 #define PORT_ASSOC_VECTOR_HOLD_AT_1 BIT(15)
155 #define PORT_ASSOC_VECTOR_INT_AGE_OUT BIT(14)
156 #define PORT_ASSOC_VECTOR_LOCKED_PORT BIT(13)
157 #define PORT_ASSOC_VECTOR_IGNORE_WRONG BIT(12)
158 #define PORT_ASSOC_VECTOR_REFRESH_LOCKED BIT(11)
159 #define PORT_ATU_CONTROL 0x0c
160 #define PORT_PRI_OVERRIDE 0x0d
161 #define PORT_ETH_TYPE 0x0f
162 #define PORT_IN_DISCARD_LO 0x10
163 #define PORT_IN_DISCARD_HI 0x11
164 #define PORT_IN_FILTERED 0x12
165 #define PORT_OUT_FILTERED 0x13
166 #define PORT_TAG_REGMAP_0123 0x18
167 #define PORT_TAG_REGMAP_4567 0x19
169 #define GLOBAL_STATUS 0x00
170 #define GLOBAL_STATUS_PPU_STATE BIT(15) /* 6351 and 6171 */
171 /* Two bits for 6165, 6185 etc */
172 #define GLOBAL_STATUS_PPU_MASK (0x3 << 14)
173 #define GLOBAL_STATUS_PPU_DISABLED_RST (0x0 << 14)
174 #define GLOBAL_STATUS_PPU_INITIALIZING (0x1 << 14)
175 #define GLOBAL_STATUS_PPU_DISABLED (0x2 << 14)
176 #define GLOBAL_STATUS_PPU_POLLING (0x3 << 14)
177 #define GLOBAL_STATUS_IRQ_AVB 8
178 #define GLOBAL_STATUS_IRQ_DEVICE 7
179 #define GLOBAL_STATUS_IRQ_STATS 6
180 #define GLOBAL_STATUS_IRQ_VTU_PROBLEM 5
181 #define GLOBAL_STATUS_IRQ_VTU_DONE 4
182 #define GLOBAL_STATUS_IRQ_ATU_PROBLEM 3
183 #define GLOBAL_STATUS_IRQ_ATU_DONE 2
184 #define GLOBAL_STATUS_IRQ_TCAM_DONE 1
185 #define GLOBAL_STATUS_IRQ_EEPROM_DONE 0
186 #define GLOBAL_MAC_01 0x01
187 #define GLOBAL_MAC_23 0x02
188 #define GLOBAL_MAC_45 0x03
189 #define GLOBAL_ATU_FID 0x01
190 #define GLOBAL_VTU_FID 0x02
191 #define GLOBAL_VTU_FID_MASK 0xfff
192 #define GLOBAL_VTU_SID 0x03 /* 6097 6165 6351 6352 */
193 #define GLOBAL_VTU_SID_MASK 0x3f
194 #define GLOBAL_CONTROL 0x04
195 #define GLOBAL_CONTROL_SW_RESET BIT(15)
196 #define GLOBAL_CONTROL_PPU_ENABLE BIT(14)
197 #define GLOBAL_CONTROL_DISCARD_EXCESS BIT(13) /* 6352 */
198 #define GLOBAL_CONTROL_SCHED_PRIO BIT(11) /* 6152 */
199 #define GLOBAL_CONTROL_MAX_FRAME_1632 BIT(10) /* 6152 */
200 #define GLOBAL_CONTROL_RELOAD_EEPROM BIT(9) /* 6152 */
201 #define GLOBAL_CONTROL_DEVICE_EN BIT(7)
202 #define GLOBAL_CONTROL_STATS_DONE_EN BIT(6)
203 #define GLOBAL_CONTROL_VTU_PROBLEM_EN BIT(5)
204 #define GLOBAL_CONTROL_VTU_DONE_EN BIT(4)
205 #define GLOBAL_CONTROL_ATU_PROBLEM_EN BIT(3)
206 #define GLOBAL_CONTROL_ATU_DONE_EN BIT(2)
207 #define GLOBAL_CONTROL_TCAM_EN BIT(1)
208 #define GLOBAL_CONTROL_EEPROM_DONE_EN BIT(0)
209 #define GLOBAL_VTU_OP 0x05
210 #define GLOBAL_VTU_OP_BUSY BIT(15)
211 #define GLOBAL_VTU_OP_FLUSH_ALL ((0x01 << 12) | GLOBAL_VTU_OP_BUSY)
212 #define GLOBAL_VTU_OP_VTU_LOAD_PURGE ((0x03 << 12) | GLOBAL_VTU_OP_BUSY)
213 #define GLOBAL_VTU_OP_VTU_GET_NEXT ((0x04 << 12) | GLOBAL_VTU_OP_BUSY)
214 #define GLOBAL_VTU_OP_STU_LOAD_PURGE ((0x05 << 12) | GLOBAL_VTU_OP_BUSY)
215 #define GLOBAL_VTU_OP_STU_GET_NEXT ((0x06 << 12) | GLOBAL_VTU_OP_BUSY)
216 #define GLOBAL_VTU_VID 0x06
217 #define GLOBAL_VTU_VID_MASK 0xfff
218 #define GLOBAL_VTU_VID_VALID BIT(12)
219 #define GLOBAL_VTU_DATA_0_3 0x07
220 #define GLOBAL_VTU_DATA_4_7 0x08
221 #define GLOBAL_VTU_DATA_8_11 0x09
222 #define GLOBAL_VTU_STU_DATA_MASK 0x03
223 #define GLOBAL_VTU_DATA_MEMBER_TAG_UNMODIFIED 0x00
224 #define GLOBAL_VTU_DATA_MEMBER_TAG_UNTAGGED 0x01
225 #define GLOBAL_VTU_DATA_MEMBER_TAG_TAGGED 0x02
226 #define GLOBAL_VTU_DATA_MEMBER_TAG_NON_MEMBER 0x03
227 #define GLOBAL_STU_DATA_PORT_STATE_DISABLED 0x00
228 #define GLOBAL_STU_DATA_PORT_STATE_BLOCKING 0x01
229 #define GLOBAL_STU_DATA_PORT_STATE_LEARNING 0x02
230 #define GLOBAL_STU_DATA_PORT_STATE_FORWARDING 0x03
231 #define GLOBAL_ATU_CONTROL 0x0a
232 #define GLOBAL_ATU_CONTROL_LEARN2ALL BIT(3)
233 #define GLOBAL_ATU_OP 0x0b
234 #define GLOBAL_ATU_OP_BUSY BIT(15)
235 #define GLOBAL_ATU_OP_NOP (0 << 12)
236 #define GLOBAL_ATU_OP_FLUSH_MOVE_ALL ((1 << 12) | GLOBAL_ATU_OP_BUSY)
237 #define GLOBAL_ATU_OP_FLUSH_MOVE_NON_STATIC ((2 << 12) | GLOBAL_ATU_OP_BUSY)
238 #define GLOBAL_ATU_OP_LOAD_DB ((3 << 12) | GLOBAL_ATU_OP_BUSY)
239 #define GLOBAL_ATU_OP_GET_NEXT_DB ((4 << 12) | GLOBAL_ATU_OP_BUSY)
240 #define GLOBAL_ATU_OP_FLUSH_MOVE_ALL_DB ((5 << 12) | GLOBAL_ATU_OP_BUSY)
241 #define GLOBAL_ATU_OP_FLUSH_MOVE_NON_STATIC_DB ((6 << 12) | GLOBAL_ATU_OP_BUSY)
242 #define GLOBAL_ATU_OP_GET_CLR_VIOLATION ((7 << 12) | GLOBAL_ATU_OP_BUSY)
243 #define GLOBAL_ATU_DATA 0x0c
244 #define GLOBAL_ATU_DATA_TRUNK BIT(15)
245 #define GLOBAL_ATU_DATA_TRUNK_ID_MASK 0x00f0
246 #define GLOBAL_ATU_DATA_TRUNK_ID_SHIFT 4
247 #define GLOBAL_ATU_DATA_PORT_VECTOR_MASK 0x3ff0
248 #define GLOBAL_ATU_DATA_PORT_VECTOR_SHIFT 4
249 #define GLOBAL_ATU_DATA_STATE_MASK 0x0f
250 #define GLOBAL_ATU_DATA_STATE_UNUSED 0x00
251 #define GLOBAL_ATU_DATA_STATE_UC_MGMT 0x0d
252 #define GLOBAL_ATU_DATA_STATE_UC_STATIC 0x0e
253 #define GLOBAL_ATU_DATA_STATE_UC_PRIO_OVER 0x0f
254 #define GLOBAL_ATU_DATA_STATE_MC_NONE_RATE 0x05
255 #define GLOBAL_ATU_DATA_STATE_MC_STATIC 0x07
256 #define GLOBAL_ATU_DATA_STATE_MC_MGMT 0x0e
257 #define GLOBAL_ATU_DATA_STATE_MC_PRIO_OVER 0x0f
258 #define GLOBAL_ATU_MAC_01 0x0d
259 #define GLOBAL_ATU_MAC_23 0x0e
260 #define GLOBAL_ATU_MAC_45 0x0f
261 #define GLOBAL_IP_PRI_0 0x10
262 #define GLOBAL_IP_PRI_1 0x11
263 #define GLOBAL_IP_PRI_2 0x12
264 #define GLOBAL_IP_PRI_3 0x13
265 #define GLOBAL_IP_PRI_4 0x14
266 #define GLOBAL_IP_PRI_5 0x15
267 #define GLOBAL_IP_PRI_6 0x16
268 #define GLOBAL_IP_PRI_7 0x17
269 #define GLOBAL_IEEE_PRI 0x18
270 #define GLOBAL_CORE_TAG_TYPE 0x19
271 #define GLOBAL_MONITOR_CONTROL 0x1a
272 #define GLOBAL_MONITOR_CONTROL_INGRESS_SHIFT 12
273 #define GLOBAL_MONITOR_CONTROL_EGRESS_SHIFT 8
274 #define GLOBAL_MONITOR_CONTROL_ARP_SHIFT 4
275 #define GLOBAL_MONITOR_CONTROL_MIRROR_SHIFT 0
276 #define GLOBAL_MONITOR_CONTROL_ARP_DISABLED (0xf0)
277 #define GLOBAL_CONTROL_2 0x1c
278 #define GLOBAL_CONTROL_2_NO_CASCADE 0xe000
279 #define GLOBAL_CONTROL_2_MULTIPLE_CASCADE 0xf000
281 #define GLOBAL_STATS_OP 0x1d
282 #define GLOBAL_STATS_OP_BUSY BIT(15)
283 #define GLOBAL_STATS_OP_NOP (0 << 12)
284 #define GLOBAL_STATS_OP_FLUSH_ALL ((1 << 12) | GLOBAL_STATS_OP_BUSY)
285 #define GLOBAL_STATS_OP_FLUSH_PORT ((2 << 12) | GLOBAL_STATS_OP_BUSY)
286 #define GLOBAL_STATS_OP_READ_CAPTURED ((4 << 12) | GLOBAL_STATS_OP_BUSY)
287 #define GLOBAL_STATS_OP_CAPTURE_PORT ((5 << 12) | GLOBAL_STATS_OP_BUSY)
288 #define GLOBAL_STATS_OP_HIST_RX ((1 << 10) | GLOBAL_STATS_OP_BUSY)
289 #define GLOBAL_STATS_OP_HIST_TX ((2 << 10) | GLOBAL_STATS_OP_BUSY)
290 #define GLOBAL_STATS_OP_HIST_RX_TX ((3 << 10) | GLOBAL_STATS_OP_BUSY)
291 #define GLOBAL_STATS_OP_BANK_1 BIT(9)
292 #define GLOBAL_STATS_COUNTER_32 0x1e
293 #define GLOBAL_STATS_COUNTER_01 0x1f
295 #define GLOBAL2_INT_SOURCE 0x00
296 #define GLOBAL2_INT_MASK 0x01
297 #define GLOBAL2_MGMT_EN_2X 0x02
298 #define GLOBAL2_MGMT_EN_0X 0x03
299 #define GLOBAL2_FLOW_CONTROL 0x04
300 #define GLOBAL2_SWITCH_MGMT 0x05
301 #define GLOBAL2_SWITCH_MGMT_USE_DOUBLE_TAG_DATA BIT(15)
302 #define GLOBAL2_SWITCH_MGMT_PREVENT_LOOPS BIT(14)
303 #define GLOBAL2_SWITCH_MGMT_FLOW_CONTROL_MSG BIT(13)
304 #define GLOBAL2_SWITCH_MGMT_FORCE_FLOW_CTRL_PRI BIT(7)
305 #define GLOBAL2_SWITCH_MGMT_RSVD2CPU BIT(3)
306 #define GLOBAL2_DEVICE_MAPPING 0x06
307 #define GLOBAL2_DEVICE_MAPPING_UPDATE BIT(15)
308 #define GLOBAL2_DEVICE_MAPPING_TARGET_SHIFT 8
309 #define GLOBAL2_DEVICE_MAPPING_PORT_MASK 0x0f
310 #define GLOBAL2_TRUNK_MASK 0x07
311 #define GLOBAL2_TRUNK_MASK_UPDATE BIT(15)
312 #define GLOBAL2_TRUNK_MASK_NUM_SHIFT 12
313 #define GLOBAL2_TRUNK_MASK_HASK BIT(11)
314 #define GLOBAL2_TRUNK_MAPPING 0x08
315 #define GLOBAL2_TRUNK_MAPPING_UPDATE BIT(15)
316 #define GLOBAL2_TRUNK_MAPPING_ID_SHIFT 11
317 #define GLOBAL2_IRL_CMD 0x09
318 #define GLOBAL2_IRL_CMD_BUSY BIT(15)
319 #define GLOBAL2_IRL_CMD_OP_INIT_ALL ((0x001 << 12) | GLOBAL2_IRL_CMD_BUSY)
320 #define GLOBAL2_IRL_CMD_OP_INIT_SEL ((0x010 << 12) | GLOBAL2_IRL_CMD_BUSY)
321 #define GLOBAL2_IRL_CMD_OP_WRITE_SEL ((0x011 << 12) | GLOBAL2_IRL_CMD_BUSY)
322 #define GLOBAL2_IRL_CMD_OP_READ_SEL ((0x100 << 12) | GLOBAL2_IRL_CMD_BUSY)
323 #define GLOBAL2_IRL_DATA 0x0a
324 #define GLOBAL2_PVT_ADDR 0x0b
325 #define GLOBAL2_PVT_ADDR_BUSY BIT(15)
326 #define GLOBAL2_PVT_ADDR_OP_INIT_ONES ((0x01 << 12) | GLOBAL2_PVT_ADDR_BUSY)
327 #define GLOBAL2_PVT_ADDR_OP_WRITE_PVLAN ((0x03 << 12) | GLOBAL2_PVT_ADDR_BUSY)
328 #define GLOBAL2_PVT_ADDR_OP_READ ((0x04 << 12) | GLOBAL2_PVT_ADDR_BUSY)
329 #define GLOBAL2_PVT_DATA 0x0c
330 #define GLOBAL2_SWITCH_MAC 0x0d
331 #define GLOBAL2_ATU_STATS 0x0e
332 #define GLOBAL2_PRIO_OVERRIDE 0x0f
333 #define GLOBAL2_PRIO_OVERRIDE_FORCE_SNOOP BIT(7)
334 #define GLOBAL2_PRIO_OVERRIDE_SNOOP_SHIFT 4
335 #define GLOBAL2_PRIO_OVERRIDE_FORCE_ARP BIT(3)
336 #define GLOBAL2_PRIO_OVERRIDE_ARP_SHIFT 0
337 #define GLOBAL2_EEPROM_CMD 0x14
338 #define GLOBAL2_EEPROM_CMD_BUSY BIT(15)
339 #define GLOBAL2_EEPROM_CMD_OP_WRITE ((0x3 << 12) | GLOBAL2_EEPROM_CMD_BUSY)
340 #define GLOBAL2_EEPROM_CMD_OP_READ ((0x4 << 12) | GLOBAL2_EEPROM_CMD_BUSY)
341 #define GLOBAL2_EEPROM_CMD_OP_LOAD ((0x6 << 12) | GLOBAL2_EEPROM_CMD_BUSY)
342 #define GLOBAL2_EEPROM_CMD_RUNNING BIT(11)
343 #define GLOBAL2_EEPROM_CMD_WRITE_EN BIT(10)
344 #define GLOBAL2_EEPROM_CMD_ADDR_MASK 0xff
345 #define GLOBAL2_EEPROM_DATA 0x15
346 #define GLOBAL2_PTP_AVB_OP 0x16
347 #define GLOBAL2_PTP_AVB_DATA 0x17
348 #define GLOBAL2_SMI_PHY_CMD 0x18
349 #define GLOBAL2_SMI_PHY_CMD_BUSY BIT(15)
350 #define GLOBAL2_SMI_PHY_CMD_MODE_22 BIT(12)
351 #define GLOBAL2_SMI_PHY_CMD_OP_22_WRITE_DATA ((0x1 << 10) | \
352 GLOBAL2_SMI_PHY_CMD_MODE_22 | \
353 GLOBAL2_SMI_PHY_CMD_BUSY)
354 #define GLOBAL2_SMI_PHY_CMD_OP_22_READ_DATA ((0x2 << 10) | \
355 GLOBAL2_SMI_PHY_CMD_MODE_22 | \
356 GLOBAL2_SMI_PHY_CMD_BUSY)
357 #define GLOBAL2_SMI_PHY_DATA 0x19
358 #define GLOBAL2_SCRATCH_MISC 0x1a
359 #define GLOBAL2_SCRATCH_BUSY BIT(15)
360 #define GLOBAL2_SCRATCH_REGISTER_SHIFT 8
361 #define GLOBAL2_SCRATCH_VALUE_MASK 0xff
362 #define GLOBAL2_WDOG_CONTROL 0x1b
363 #define GLOBAL2_QOS_WEIGHT 0x1c
364 #define GLOBAL2_MISC 0x1d
366 #define MV88E6XXX_N_FID 4096
368 /* List of supported models */
369 enum mv88e6xxx_model {
389 enum mv88e6xxx_family {
390 MV88E6XXX_FAMILY_NONE,
391 MV88E6XXX_FAMILY_6065, /* 6031 6035 6061 6065 */
392 MV88E6XXX_FAMILY_6095, /* 6092 6095 */
393 MV88E6XXX_FAMILY_6097, /* 6046 6085 6096 6097 */
394 MV88E6XXX_FAMILY_6165, /* 6123 6161 6165 */
395 MV88E6XXX_FAMILY_6185, /* 6108 6121 6122 6131 6152 6155 6182 6185 */
396 MV88E6XXX_FAMILY_6320, /* 6320 6321 */
397 MV88E6XXX_FAMILY_6351, /* 6171 6175 6350 6351 */
398 MV88E6XXX_FAMILY_6352, /* 6172 6176 6240 6352 */
402 /* Two different tag protocols can be used by the driver. All
403 * switches support DSA, but only later generations support
408 /* Energy Efficient Ethernet.
412 /* Multi-chip Addressing Mode.
413 * Some chips respond to only 2 registers of its own SMI device address
414 * when it is non-zero, and use indirect access to internal registers.
416 MV88E6XXX_CAP_SMI_CMD, /* (0x00) SMI Command */
417 MV88E6XXX_CAP_SMI_DATA, /* (0x01) SMI Data */
421 MV88E6XXX_CAP_PHY_PAGE, /* (0x16) Page Register */
423 /* Fiber/SERDES Registers (SMI address F).
425 MV88E6XXX_CAP_SERDES,
427 /* Switch Global (1) Registers.
429 MV88E6XXX_CAP_G1_ATU_FID, /* (0x01) ATU FID Register */
430 MV88E6XXX_CAP_G1_VTU_FID, /* (0x02) VTU FID Register */
432 /* Switch Global 2 Registers.
433 * The device contains a second set of global 16-bit registers.
435 MV88E6XXX_CAP_GLOBAL2,
436 MV88E6XXX_CAP_G2_INT, /* (0x00) Interrupt Status */
437 MV88E6XXX_CAP_G2_MGMT_EN_2X, /* (0x02) MGMT Enable Register 2x */
438 MV88E6XXX_CAP_G2_MGMT_EN_0X, /* (0x03) MGMT Enable Register 0x */
439 MV88E6XXX_CAP_G2_IRL_CMD, /* (0x09) Ingress Rate Command */
440 MV88E6XXX_CAP_G2_IRL_DATA, /* (0x0a) Ingress Rate Data */
441 MV88E6XXX_CAP_G2_PVT_ADDR, /* (0x0b) Cross Chip Port VLAN Addr */
442 MV88E6XXX_CAP_G2_PVT_DATA, /* (0x0c) Cross Chip Port VLAN Data */
443 MV88E6XXX_CAP_G2_POT, /* (0x0f) Priority Override Table */
446 * See GLOBAL_CONTROL_PPU_ENABLE and GLOBAL_STATUS_PPU_POLLING.
449 MV88E6XXX_CAP_PPU_ACTIVE,
451 /* Per VLAN Spanning Tree Unit (STU).
452 * The Port State database, if present, is accessed through VTU
453 * operations and dedicated SID registers. See GLOBAL_VTU_SID.
457 /* Internal temperature sensor.
458 * Available from any enabled port's PHY register 26, page 6.
461 MV88E6XXX_CAP_TEMP_LIMIT,
464 * The VTU is used to program 802.1Q VLANs. See GLOBAL_VTU_OP.
469 /* Bitmask of capabilities */
470 #define MV88E6XXX_FLAG_EDSA BIT_ULL(MV88E6XXX_CAP_EDSA)
471 #define MV88E6XXX_FLAG_EEE BIT_ULL(MV88E6XXX_CAP_EEE)
473 #define MV88E6XXX_FLAG_SMI_CMD BIT_ULL(MV88E6XXX_CAP_SMI_CMD)
474 #define MV88E6XXX_FLAG_SMI_DATA BIT_ULL(MV88E6XXX_CAP_SMI_DATA)
476 #define MV88E6XXX_FLAG_PHY_PAGE BIT_ULL(MV88E6XXX_CAP_PHY_PAGE)
478 #define MV88E6XXX_FLAG_SERDES BIT_ULL(MV88E6XXX_CAP_SERDES)
480 #define MV88E6XXX_FLAG_G1_ATU_FID BIT_ULL(MV88E6XXX_CAP_G1_ATU_FID)
481 #define MV88E6XXX_FLAG_G1_VTU_FID BIT_ULL(MV88E6XXX_CAP_G1_VTU_FID)
483 #define MV88E6XXX_FLAG_GLOBAL2 BIT_ULL(MV88E6XXX_CAP_GLOBAL2)
484 #define MV88E6XXX_FLAG_G2_INT BIT_ULL(MV88E6XXX_CAP_G2_INT)
485 #define MV88E6XXX_FLAG_G2_MGMT_EN_2X BIT_ULL(MV88E6XXX_CAP_G2_MGMT_EN_2X)
486 #define MV88E6XXX_FLAG_G2_MGMT_EN_0X BIT_ULL(MV88E6XXX_CAP_G2_MGMT_EN_0X)
487 #define MV88E6XXX_FLAG_G2_IRL_CMD BIT_ULL(MV88E6XXX_CAP_G2_IRL_CMD)
488 #define MV88E6XXX_FLAG_G2_IRL_DATA BIT_ULL(MV88E6XXX_CAP_G2_IRL_DATA)
489 #define MV88E6XXX_FLAG_G2_PVT_ADDR BIT_ULL(MV88E6XXX_CAP_G2_PVT_ADDR)
490 #define MV88E6XXX_FLAG_G2_PVT_DATA BIT_ULL(MV88E6XXX_CAP_G2_PVT_DATA)
491 #define MV88E6XXX_FLAG_G2_POT BIT_ULL(MV88E6XXX_CAP_G2_POT)
493 #define MV88E6XXX_FLAG_PPU BIT_ULL(MV88E6XXX_CAP_PPU)
494 #define MV88E6XXX_FLAG_PPU_ACTIVE BIT_ULL(MV88E6XXX_CAP_PPU_ACTIVE)
495 #define MV88E6XXX_FLAG_STU BIT_ULL(MV88E6XXX_CAP_STU)
496 #define MV88E6XXX_FLAG_TEMP BIT_ULL(MV88E6XXX_CAP_TEMP)
497 #define MV88E6XXX_FLAG_TEMP_LIMIT BIT_ULL(MV88E6XXX_CAP_TEMP_LIMIT)
498 #define MV88E6XXX_FLAG_VTU BIT_ULL(MV88E6XXX_CAP_VTU)
500 /* Ingress Rate Limit unit */
501 #define MV88E6XXX_FLAGS_IRL \
502 (MV88E6XXX_FLAG_G2_IRL_CMD | \
503 MV88E6XXX_FLAG_G2_IRL_DATA)
505 /* Multi-chip Addressing Mode */
506 #define MV88E6XXX_FLAGS_MULTI_CHIP \
507 (MV88E6XXX_FLAG_SMI_CMD | \
508 MV88E6XXX_FLAG_SMI_DATA)
510 /* Cross-chip Port VLAN Table */
511 #define MV88E6XXX_FLAGS_PVT \
512 (MV88E6XXX_FLAG_G2_PVT_ADDR | \
513 MV88E6XXX_FLAG_G2_PVT_DATA)
515 /* Fiber/SERDES Registers at SMI address F, page 1 */
516 #define MV88E6XXX_FLAGS_SERDES \
517 (MV88E6XXX_FLAG_PHY_PAGE | \
518 MV88E6XXX_FLAG_SERDES)
520 #define MV88E6XXX_FLAGS_FAMILY_6095 \
521 (MV88E6XXX_FLAG_GLOBAL2 | \
522 MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
523 MV88E6XXX_FLAG_PPU | \
524 MV88E6XXX_FLAG_VTU | \
525 MV88E6XXX_FLAGS_MULTI_CHIP)
527 #define MV88E6XXX_FLAGS_FAMILY_6097 \
528 (MV88E6XXX_FLAG_G1_ATU_FID | \
529 MV88E6XXX_FLAG_G1_VTU_FID | \
530 MV88E6XXX_FLAG_GLOBAL2 | \
531 MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
532 MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
533 MV88E6XXX_FLAG_G2_POT | \
534 MV88E6XXX_FLAG_PPU | \
535 MV88E6XXX_FLAG_STU | \
536 MV88E6XXX_FLAG_VTU | \
537 MV88E6XXX_FLAGS_IRL | \
538 MV88E6XXX_FLAGS_MULTI_CHIP | \
541 #define MV88E6XXX_FLAGS_FAMILY_6165 \
542 (MV88E6XXX_FLAG_G1_ATU_FID | \
543 MV88E6XXX_FLAG_G1_VTU_FID | \
544 MV88E6XXX_FLAG_GLOBAL2 | \
545 MV88E6XXX_FLAG_G2_INT | \
546 MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
547 MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
548 MV88E6XXX_FLAG_G2_POT | \
549 MV88E6XXX_FLAG_STU | \
550 MV88E6XXX_FLAG_TEMP | \
551 MV88E6XXX_FLAG_VTU | \
552 MV88E6XXX_FLAGS_IRL | \
553 MV88E6XXX_FLAGS_MULTI_CHIP | \
556 #define MV88E6XXX_FLAGS_FAMILY_6185 \
557 (MV88E6XXX_FLAG_GLOBAL2 | \
558 MV88E6XXX_FLAG_G2_INT | \
559 MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
560 MV88E6XXX_FLAGS_MULTI_CHIP | \
561 MV88E6XXX_FLAG_PPU | \
564 #define MV88E6XXX_FLAGS_FAMILY_6320 \
565 (MV88E6XXX_FLAG_EDSA | \
566 MV88E6XXX_FLAG_EEE | \
567 MV88E6XXX_FLAG_GLOBAL2 | \
568 MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
569 MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
570 MV88E6XXX_FLAG_G2_POT | \
571 MV88E6XXX_FLAG_PPU_ACTIVE | \
572 MV88E6XXX_FLAG_TEMP | \
573 MV88E6XXX_FLAG_TEMP_LIMIT | \
574 MV88E6XXX_FLAG_VTU | \
575 MV88E6XXX_FLAGS_IRL | \
576 MV88E6XXX_FLAGS_MULTI_CHIP | \
579 #define MV88E6XXX_FLAGS_FAMILY_6351 \
580 (MV88E6XXX_FLAG_EDSA | \
581 MV88E6XXX_FLAG_G1_ATU_FID | \
582 MV88E6XXX_FLAG_G1_VTU_FID | \
583 MV88E6XXX_FLAG_GLOBAL2 | \
584 MV88E6XXX_FLAG_G2_INT | \
585 MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
586 MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
587 MV88E6XXX_FLAG_G2_POT | \
588 MV88E6XXX_FLAG_PPU_ACTIVE | \
589 MV88E6XXX_FLAG_STU | \
590 MV88E6XXX_FLAG_TEMP | \
591 MV88E6XXX_FLAG_VTU | \
592 MV88E6XXX_FLAGS_IRL | \
593 MV88E6XXX_FLAGS_MULTI_CHIP | \
596 #define MV88E6XXX_FLAGS_FAMILY_6352 \
597 (MV88E6XXX_FLAG_EDSA | \
598 MV88E6XXX_FLAG_EEE | \
599 MV88E6XXX_FLAG_G1_ATU_FID | \
600 MV88E6XXX_FLAG_G1_VTU_FID | \
601 MV88E6XXX_FLAG_GLOBAL2 | \
602 MV88E6XXX_FLAG_G2_INT | \
603 MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
604 MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
605 MV88E6XXX_FLAG_G2_POT | \
606 MV88E6XXX_FLAG_PPU_ACTIVE | \
607 MV88E6XXX_FLAG_STU | \
608 MV88E6XXX_FLAG_TEMP | \
609 MV88E6XXX_FLAG_TEMP_LIMIT | \
610 MV88E6XXX_FLAG_VTU | \
611 MV88E6XXX_FLAGS_IRL | \
612 MV88E6XXX_FLAGS_MULTI_CHIP | \
613 MV88E6XXX_FLAGS_PVT | \
614 MV88E6XXX_FLAGS_SERDES)
616 struct mv88e6xxx_ops;
618 struct mv88e6xxx_info {
619 enum mv88e6xxx_family family;
622 unsigned int num_databases;
623 unsigned int num_ports;
624 unsigned int port_base_addr;
625 unsigned int global1_addr;
626 unsigned int age_time_coeff;
627 unsigned int g1_irqs;
628 unsigned long long flags;
629 const struct mv88e6xxx_ops *ops;
632 struct mv88e6xxx_atu_entry {
640 struct mv88e6xxx_vtu_entry {
645 u8 data[DSA_MAX_PORTS];
648 struct mv88e6xxx_bus_ops;
650 struct mv88e6xxx_priv_port {
651 struct net_device *bridge_dev;
654 struct mv88e6xxx_irq {
656 struct irq_chip chip;
657 struct irq_domain *domain;
661 struct mv88e6xxx_chip {
662 const struct mv88e6xxx_info *info;
664 /* The dsa_switch this private structure is related to */
665 struct dsa_switch *ds;
667 /* The device this structure is associated to */
670 /* This mutex protects the access to the switch registers */
671 struct mutex reg_lock;
673 /* The MII bus and the address on the bus that is used to
674 * communication with the switch
676 const struct mv88e6xxx_bus_ops *smi_ops;
680 /* Handles automatic disabling and re-enabling of the PHY
683 const struct mv88e6xxx_bus_ops *phy_ops;
684 struct mutex ppu_mutex;
686 struct work_struct ppu_work;
687 struct timer_list ppu_timer;
689 /* This mutex serialises access to the statistics unit.
690 * Hold this mutex over snapshot + dump sequences.
692 struct mutex stats_mutex;
694 struct mv88e6xxx_priv_port ports[DSA_MAX_PORTS];
696 /* A switch may have a GPIO line tied to its reset pin. Parse
697 * this from the device tree, and use it before performing
700 struct gpio_desc *reset;
702 /* set to size of eeprom if supported by the switch */
705 /* Device node for the MDIO bus */
706 struct device_node *mdio_np;
708 /* And the MDIO bus itself */
709 struct mii_bus *mdio_bus;
711 /* There can be two interrupt controllers, which are chained
712 * off a GPIO as interrupt source
714 struct mv88e6xxx_irq g1_irq;
715 struct mv88e6xxx_irq g2_irq;
719 struct mv88e6xxx_bus_ops {
720 int (*read)(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val);
721 int (*write)(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val);
724 struct mv88e6xxx_ops {
725 int (*get_eeprom)(struct mv88e6xxx_chip *chip,
726 struct ethtool_eeprom *eeprom, u8 *data);
727 int (*set_eeprom)(struct mv88e6xxx_chip *chip,
728 struct ethtool_eeprom *eeprom, u8 *data);
730 int (*set_switch_mac)(struct mv88e6xxx_chip *chip, u8 *addr);
732 int (*phy_read)(struct mv88e6xxx_chip *chip, int addr, int reg,
734 int (*phy_write)(struct mv88e6xxx_chip *chip, int addr, int reg,
737 /* RGMII Receive/Transmit Timing Control
738 * Add delay on PHY_INTERFACE_MODE_RGMII_*ID, no delay otherwise.
740 int (*port_set_rgmii_delay)(struct mv88e6xxx_chip *chip, int port,
741 phy_interface_t mode);
743 #define LINK_FORCED_DOWN 0
744 #define LINK_FORCED_UP 1
745 #define LINK_UNFORCED -2
747 /* Port's MAC link state
748 * Use LINK_FORCED_UP or LINK_FORCED_DOWN to force link up or down,
749 * or LINK_UNFORCED for normal link detection.
751 int (*port_set_link)(struct mv88e6xxx_chip *chip, int port, int link);
753 #define DUPLEX_UNFORCED -2
755 /* Port's MAC duplex mode
757 * Use DUPLEX_HALF or DUPLEX_FULL to force half or full duplex,
758 * or DUPLEX_UNFORCED for normal duplex detection.
760 int (*port_set_duplex)(struct mv88e6xxx_chip *chip, int port, int dup);
762 #define SPEED_MAX INT_MAX
763 #define SPEED_UNFORCED -2
765 /* Port's MAC speed (in Mbps)
767 * Depending on the chip, 10, 100, 200, 1000, 2500, 10000 are valid.
768 * Use SPEED_UNFORCED for normal detection, SPEED_MAX for max value.
770 int (*port_set_speed)(struct mv88e6xxx_chip *chip, int port, int speed);
779 struct mv88e6xxx_hw_stat {
780 char string[ETH_GSTRING_LEN];
786 static inline bool mv88e6xxx_has(struct mv88e6xxx_chip *chip,
789 return (chip->info->flags & flags) == flags;
792 static inline unsigned int mv88e6xxx_num_databases(struct mv88e6xxx_chip *chip)
794 return chip->info->num_databases;
797 static inline unsigned int mv88e6xxx_num_ports(struct mv88e6xxx_chip *chip)
799 return chip->info->num_ports;
802 int mv88e6xxx_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val);
803 int mv88e6xxx_write(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val);
804 int mv88e6xxx_update(struct mv88e6xxx_chip *chip, int addr, int reg,
806 int mv88e6xxx_wait(struct mv88e6xxx_chip *chip, int addr, int reg, u16 mask);