xref: /openbmc/linux/drivers/net/dsa/mv88e6xxx/global1.h (revision 10c1d542c7e871865bca381842fd04a92d2b95ec)
1 /*
2  * Marvell 88E6xxx Switch Global (1) Registers support
3  *
4  * Copyright (c) 2008 Marvell Semiconductor
5  *
6  * Copyright (c) 2016-2017 Savoir-faire Linux Inc.
7  *	Vivien Didelot <vivien.didelot@savoirfairelinux.com>
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  */
14 
15 #ifndef _MV88E6XXX_GLOBAL1_H
16 #define _MV88E6XXX_GLOBAL1_H
17 
18 #include "chip.h"
19 
20 /* Offset 0x00: Switch Global Status Register */
21 #define MV88E6XXX_G1_STS				0x00
22 #define MV88E6352_G1_STS_PPU_STATE			0x8000
23 #define MV88E6185_G1_STS_PPU_STATE_MASK			0xc000
24 #define MV88E6185_G1_STS_PPU_STATE_DISABLED_RST		0x0000
25 #define MV88E6185_G1_STS_PPU_STATE_INITIALIZING		0x4000
26 #define MV88E6185_G1_STS_PPU_STATE_DISABLED		0x8000
27 #define MV88E6185_G1_STS_PPU_STATE_POLLING		0xc000
28 #define MV88E6XXX_G1_STS_INIT_READY			0x0800
29 #define MV88E6XXX_G1_STS_IRQ_AVB			8
30 #define MV88E6XXX_G1_STS_IRQ_DEVICE			7
31 #define MV88E6XXX_G1_STS_IRQ_STATS			6
32 #define MV88E6XXX_G1_STS_IRQ_VTU_PROB			5
33 #define MV88E6XXX_G1_STS_IRQ_VTU_DONE			4
34 #define MV88E6XXX_G1_STS_IRQ_ATU_PROB			3
35 #define MV88E6XXX_G1_STS_IRQ_ATU_DONE			2
36 #define MV88E6XXX_G1_STS_IRQ_TCAM_DONE			1
37 #define MV88E6XXX_G1_STS_IRQ_EEPROM_DONE		0
38 
39 /* Offset 0x01: Switch MAC Address Register Bytes 0 & 1
40  * Offset 0x02: Switch MAC Address Register Bytes 2 & 3
41  * Offset 0x03: Switch MAC Address Register Bytes 4 & 5
42  */
43 #define MV88E6XXX_G1_MAC_01		0x01
44 #define MV88E6XXX_G1_MAC_23		0x02
45 #define MV88E6XXX_G1_MAC_45		0x03
46 
47 /* Offset 0x01: ATU FID Register */
48 #define MV88E6352_G1_ATU_FID		0x01
49 
50 /* Offset 0x02: VTU FID Register */
51 #define MV88E6352_G1_VTU_FID		0x02
52 #define MV88E6352_G1_VTU_FID_MASK	0x0fff
53 
54 /* Offset 0x03: VTU SID Register */
55 #define MV88E6352_G1_VTU_SID		0x03
56 #define MV88E6352_G1_VTU_SID_MASK	0x3f
57 
58 /* Offset 0x04: Switch Global Control Register */
59 #define MV88E6XXX_G1_CTL1			0x04
60 #define MV88E6XXX_G1_CTL1_SW_RESET		0x8000
61 #define MV88E6XXX_G1_CTL1_PPU_ENABLE		0x4000
62 #define MV88E6352_G1_CTL1_DISCARD_EXCESS	0x2000
63 #define MV88E6185_G1_CTL1_SCHED_PRIO		0x0800
64 #define MV88E6185_G1_CTL1_MAX_FRAME_1632	0x0400
65 #define MV88E6185_G1_CTL1_RELOAD_EEPROM		0x0200
66 #define MV88E6XXX_G1_CTL1_DEVICE_EN		0x0080
67 #define MV88E6XXX_G1_CTL1_STATS_DONE_EN		0x0040
68 #define MV88E6XXX_G1_CTL1_VTU_PROBLEM_EN	0x0020
69 #define MV88E6XXX_G1_CTL1_VTU_DONE_EN		0x0010
70 #define MV88E6XXX_G1_CTL1_ATU_PROBLEM_EN	0x0008
71 #define MV88E6XXX_G1_CTL1_ATU_DONE_EN		0x0004
72 #define MV88E6XXX_G1_CTL1_TCAM_EN		0x0002
73 #define MV88E6XXX_G1_CTL1_EEPROM_DONE_EN	0x0001
74 
75 /* Offset 0x05: VTU Operation Register */
76 #define MV88E6XXX_G1_VTU_OP			0x05
77 #define MV88E6XXX_G1_VTU_OP_BUSY		0x8000
78 #define MV88E6XXX_G1_VTU_OP_MASK		0x7000
79 #define MV88E6XXX_G1_VTU_OP_FLUSH_ALL		0x1000
80 #define MV88E6XXX_G1_VTU_OP_NOOP		0x2000
81 #define MV88E6XXX_G1_VTU_OP_VTU_LOAD_PURGE	0x3000
82 #define MV88E6XXX_G1_VTU_OP_VTU_GET_NEXT	0x4000
83 #define MV88E6XXX_G1_VTU_OP_STU_LOAD_PURGE	0x5000
84 #define MV88E6XXX_G1_VTU_OP_STU_GET_NEXT	0x6000
85 #define MV88E6XXX_G1_VTU_OP_GET_CLR_VIOLATION	0x7000
86 #define MV88E6XXX_G1_VTU_OP_MEMBER_VIOLATION	BIT(6)
87 #define MV88E6XXX_G1_VTU_OP_MISS_VIOLATION	BIT(5)
88 #define MV88E6XXX_G1_VTU_OP_SPID_MASK		0xf
89 
90 /* Offset 0x06: VTU VID Register */
91 #define MV88E6XXX_G1_VTU_VID		0x06
92 #define MV88E6XXX_G1_VTU_VID_MASK	0x0fff
93 #define MV88E6390_G1_VTU_VID_PAGE	0x2000
94 #define MV88E6XXX_G1_VTU_VID_VALID	0x1000
95 
96 /* Offset 0x07: VTU/STU Data Register 1
97  * Offset 0x08: VTU/STU Data Register 2
98  * Offset 0x09: VTU/STU Data Register 3
99  */
100 #define MV88E6XXX_G1_VTU_DATA1				0x07
101 #define MV88E6XXX_G1_VTU_DATA2				0x08
102 #define MV88E6XXX_G1_VTU_DATA3				0x09
103 #define MV88E6XXX_G1_VTU_STU_DATA_MASK			0x0003
104 #define MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNMODIFIED	0x0000
105 #define MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNTAGGED	0x0001
106 #define MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_TAGGED		0x0002
107 #define MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER	0x0003
108 #define MV88E6XXX_G1_STU_DATA_PORT_STATE_DISABLED	0x0000
109 #define MV88E6XXX_G1_STU_DATA_PORT_STATE_BLOCKING	0x0001
110 #define MV88E6XXX_G1_STU_DATA_PORT_STATE_LEARNING	0x0002
111 #define MV88E6XXX_G1_STU_DATA_PORT_STATE_FORWARDING	0x0003
112 
113 /* Offset 0x0A: ATU Control Register */
114 #define MV88E6XXX_G1_ATU_CTL		0x0a
115 #define MV88E6XXX_G1_ATU_CTL_LEARN2ALL	0x0008
116 
117 /* Offset 0x0B: ATU Operation Register */
118 #define MV88E6XXX_G1_ATU_OP				0x0b
119 #define MV88E6XXX_G1_ATU_OP_BUSY			0x8000
120 #define MV88E6XXX_G1_ATU_OP_MASK			0x7000
121 #define MV88E6XXX_G1_ATU_OP_NOOP			0x0000
122 #define MV88E6XXX_G1_ATU_OP_FLUSH_MOVE_ALL		0x1000
123 #define MV88E6XXX_G1_ATU_OP_FLUSH_MOVE_NON_STATIC	0x2000
124 #define MV88E6XXX_G1_ATU_OP_LOAD_DB			0x3000
125 #define MV88E6XXX_G1_ATU_OP_GET_NEXT_DB			0x4000
126 #define MV88E6XXX_G1_ATU_OP_FLUSH_MOVE_ALL_DB		0x5000
127 #define MV88E6XXX_G1_ATU_OP_FLUSH_MOVE_NON_STATIC_DB	0x6000
128 #define MV88E6XXX_G1_ATU_OP_GET_CLR_VIOLATION		0x7000
129 #define MV88E6XXX_G1_ATU_OP_AGE_OUT_VIOLATION		BIT(7)
130 #define MV88E6XXX_G1_ATU_OP_MEMBER_VIOLATION		BIT(6)
131 #define MV88E6XXX_G1_ATU_OP_MISS_VIOLTATION		BIT(5)
132 #define MV88E6XXX_G1_ATU_OP_FULL_VIOLATION		BIT(4)
133 
134 /* Offset 0x0C: ATU Data Register */
135 #define MV88E6XXX_G1_ATU_DATA				0x0c
136 #define MV88E6XXX_G1_ATU_DATA_TRUNK			0x8000
137 #define MV88E6XXX_G1_ATU_DATA_TRUNK_ID_MASK		0x00f0
138 #define MV88E6XXX_G1_ATU_DATA_PORT_VECTOR_MASK		0x3ff0
139 #define MV88E6XXX_G1_ATU_DATA_STATE_MASK		0x000f
140 #define MV88E6XXX_G1_ATU_DATA_STATE_UNUSED		0x0000
141 #define MV88E6XXX_G1_ATU_DATA_STATE_UC_MGMT		0x000d
142 #define MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC		0x000e
143 #define MV88E6XXX_G1_ATU_DATA_STATE_UC_PRIO_OVER	0x000f
144 #define MV88E6XXX_G1_ATU_DATA_STATE_MC_NONE_RATE	0x0005
145 #define MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC		0x0007
146 #define MV88E6XXX_G1_ATU_DATA_STATE_MC_MGMT		0x000e
147 #define MV88E6XXX_G1_ATU_DATA_STATE_MC_PRIO_OVER	0x000f
148 
149 /* Offset 0x0D: ATU MAC Address Register Bytes 0 & 1
150  * Offset 0x0E: ATU MAC Address Register Bytes 2 & 3
151  * Offset 0x0F: ATU MAC Address Register Bytes 4 & 5
152  */
153 #define MV88E6XXX_G1_ATU_MAC01		0x0d
154 #define MV88E6XXX_G1_ATU_MAC23		0x0e
155 #define MV88E6XXX_G1_ATU_MAC45		0x0f
156 
157 /* Offset 0x10: IP-PRI Mapping Register 0
158  * Offset 0x11: IP-PRI Mapping Register 1
159  * Offset 0x12: IP-PRI Mapping Register 2
160  * Offset 0x13: IP-PRI Mapping Register 3
161  * Offset 0x14: IP-PRI Mapping Register 4
162  * Offset 0x15: IP-PRI Mapping Register 5
163  * Offset 0x16: IP-PRI Mapping Register 6
164  * Offset 0x17: IP-PRI Mapping Register 7
165  */
166 #define MV88E6XXX_G1_IP_PRI_0	0x10
167 #define MV88E6XXX_G1_IP_PRI_1	0x11
168 #define MV88E6XXX_G1_IP_PRI_2	0x12
169 #define MV88E6XXX_G1_IP_PRI_3	0x13
170 #define MV88E6XXX_G1_IP_PRI_4	0x14
171 #define MV88E6XXX_G1_IP_PRI_5	0x15
172 #define MV88E6XXX_G1_IP_PRI_6	0x16
173 #define MV88E6XXX_G1_IP_PRI_7	0x17
174 
175 /* Offset 0x18: IEEE-PRI Register */
176 #define MV88E6XXX_G1_IEEE_PRI	0x18
177 
178 /* Offset 0x19: Core Tag Type */
179 #define MV88E6185_G1_CORE_TAG_TYPE	0x19
180 
181 /* Offset 0x1A: Monitor Control */
182 #define MV88E6185_G1_MONITOR_CTL			0x1a
183 #define MV88E6185_G1_MONITOR_CTL_INGRESS_DEST_MASK	0xf000
184 #define MV88E6185_G1_MONITOR_CTL_EGRESS_DEST_MASK	0x0f00
185 #define MV88E6185_G1_MONITOR_CTL_ARP_DEST_MASK	        0x00f0
186 #define MV88E6352_G1_MONITOR_CTL_CPU_DEST_MASK	        0x00f0
187 #define MV88E6352_G1_MONITOR_CTL_MIRROR_DEST_MASK	0x000f
188 
189 /* Offset 0x1A: Monitor & MGMT Control Register */
190 #define MV88E6390_G1_MONITOR_MGMT_CTL				0x1a
191 #define MV88E6390_G1_MONITOR_MGMT_CTL_UPDATE			0x8000
192 #define MV88E6390_G1_MONITOR_MGMT_CTL_PTR_MASK			0x3f00
193 #define MV88E6390_G1_MONITOR_MGMT_CTL_PTR_0180C280000000XLO	0x0000
194 #define MV88E6390_G1_MONITOR_MGMT_CTL_PTR_0180C280000000XHI	0x0100
195 #define MV88E6390_G1_MONITOR_MGMT_CTL_PTR_0180C280000002XLO	0x0200
196 #define MV88E6390_G1_MONITOR_MGMT_CTL_PTR_0180C280000002XHI	0x0300
197 #define MV88E6390_G1_MONITOR_MGMT_CTL_PTR_INGRESS_DEST		0x2000
198 #define MV88E6390_G1_MONITOR_MGMT_CTL_PTR_EGRESS_DEST		0x2100
199 #define MV88E6390_G1_MONITOR_MGMT_CTL_PTR_CPU_DEST		0x3000
200 #define MV88E6390_G1_MONITOR_MGMT_CTL_DATA_MASK			0x00ff
201 
202 /* Offset 0x1C: Global Control 2 */
203 #define MV88E6XXX_G1_CTL2			0x1c
204 #define MV88E6XXX_G1_CTL2_NO_CASCADE		0xe000
205 #define MV88E6XXX_G1_CTL2_MULTIPLE_CASCADE	0xf000
206 #define MV88E6XXX_G1_CTL2_HIST_RX		0x0040
207 #define MV88E6XXX_G1_CTL2_HIST_TX		0x0080
208 #define MV88E6XXX_G1_CTL2_HIST_RX_TX		0x00c0
209 
210 /* Offset 0x1D: Stats Operation Register */
211 #define MV88E6XXX_G1_STATS_OP			0x1d
212 #define MV88E6XXX_G1_STATS_OP_BUSY		0x8000
213 #define MV88E6XXX_G1_STATS_OP_NOP		0x0000
214 #define MV88E6XXX_G1_STATS_OP_FLUSH_ALL		0x1000
215 #define MV88E6XXX_G1_STATS_OP_FLUSH_PORT	0x2000
216 #define MV88E6XXX_G1_STATS_OP_READ_CAPTURED	0x4000
217 #define MV88E6XXX_G1_STATS_OP_CAPTURE_PORT	0x5000
218 #define MV88E6XXX_G1_STATS_OP_HIST_RX		0x0400
219 #define MV88E6XXX_G1_STATS_OP_HIST_TX		0x0800
220 #define MV88E6XXX_G1_STATS_OP_HIST_RX_TX	0x0c00
221 #define MV88E6XXX_G1_STATS_OP_BANK_1_BIT_9	0x0200
222 #define MV88E6XXX_G1_STATS_OP_BANK_1_BIT_10	0x0400
223 
224 /* Offset 0x1E: Stats Counter Register Bytes 3 & 2
225  * Offset 0x1F: Stats Counter Register Bytes 1 & 0
226  */
227 #define MV88E6XXX_G1_STATS_COUNTER_32	0x1e
228 #define MV88E6XXX_G1_STATS_COUNTER_01	0x1f
229 
230 int mv88e6xxx_g1_read(struct mv88e6xxx_chip *chip, int reg, u16 *val);
231 int mv88e6xxx_g1_write(struct mv88e6xxx_chip *chip, int reg, u16 val);
232 int mv88e6xxx_g1_wait(struct mv88e6xxx_chip *chip, int reg, u16 mask);
233 
234 int mv88e6xxx_g1_set_switch_mac(struct mv88e6xxx_chip *chip, u8 *addr);
235 
236 int mv88e6185_g1_reset(struct mv88e6xxx_chip *chip);
237 int mv88e6352_g1_reset(struct mv88e6xxx_chip *chip);
238 
239 int mv88e6185_g1_ppu_enable(struct mv88e6xxx_chip *chip);
240 int mv88e6185_g1_ppu_disable(struct mv88e6xxx_chip *chip);
241 
242 int mv88e6xxx_g1_stats_wait(struct mv88e6xxx_chip *chip);
243 int mv88e6xxx_g1_stats_snapshot(struct mv88e6xxx_chip *chip, int port);
244 int mv88e6320_g1_stats_snapshot(struct mv88e6xxx_chip *chip, int port);
245 int mv88e6390_g1_stats_snapshot(struct mv88e6xxx_chip *chip, int port);
246 int mv88e6095_g1_stats_set_histogram(struct mv88e6xxx_chip *chip);
247 int mv88e6390_g1_stats_set_histogram(struct mv88e6xxx_chip *chip);
248 void mv88e6xxx_g1_stats_read(struct mv88e6xxx_chip *chip, int stat, u32 *val);
249 int mv88e6xxx_g1_stats_clear(struct mv88e6xxx_chip *chip);
250 int mv88e6095_g1_set_egress_port(struct mv88e6xxx_chip *chip, int port);
251 int mv88e6390_g1_set_egress_port(struct mv88e6xxx_chip *chip, int port);
252 int mv88e6095_g1_set_cpu_port(struct mv88e6xxx_chip *chip, int port);
253 int mv88e6390_g1_set_cpu_port(struct mv88e6xxx_chip *chip, int port);
254 int mv88e6390_g1_mgmt_rsvd2cpu(struct mv88e6xxx_chip *chip);
255 
256 int mv88e6xxx_g1_atu_set_learn2all(struct mv88e6xxx_chip *chip, bool learn2all);
257 int mv88e6xxx_g1_atu_set_age_time(struct mv88e6xxx_chip *chip,
258 				  unsigned int msecs);
259 int mv88e6xxx_g1_atu_getnext(struct mv88e6xxx_chip *chip, u16 fid,
260 			     struct mv88e6xxx_atu_entry *entry);
261 int mv88e6xxx_g1_atu_loadpurge(struct mv88e6xxx_chip *chip, u16 fid,
262 			       struct mv88e6xxx_atu_entry *entry);
263 int mv88e6xxx_g1_atu_flush(struct mv88e6xxx_chip *chip, u16 fid, bool all);
264 int mv88e6xxx_g1_atu_remove(struct mv88e6xxx_chip *chip, u16 fid, int port,
265 			    bool all);
266 int mv88e6xxx_g1_atu_prob_irq_setup(struct mv88e6xxx_chip *chip);
267 void mv88e6xxx_g1_atu_prob_irq_free(struct mv88e6xxx_chip *chip);
268 
269 int mv88e6185_g1_vtu_getnext(struct mv88e6xxx_chip *chip,
270 			     struct mv88e6xxx_vtu_entry *entry);
271 int mv88e6185_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip,
272 			       struct mv88e6xxx_vtu_entry *entry);
273 int mv88e6352_g1_vtu_getnext(struct mv88e6xxx_chip *chip,
274 			     struct mv88e6xxx_vtu_entry *entry);
275 int mv88e6352_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip,
276 			       struct mv88e6xxx_vtu_entry *entry);
277 int mv88e6390_g1_vtu_getnext(struct mv88e6xxx_chip *chip,
278 			     struct mv88e6xxx_vtu_entry *entry);
279 int mv88e6390_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip,
280 			       struct mv88e6xxx_vtu_entry *entry);
281 int mv88e6xxx_g1_vtu_flush(struct mv88e6xxx_chip *chip);
282 int mv88e6xxx_g1_vtu_prob_irq_setup(struct mv88e6xxx_chip *chip);
283 void mv88e6xxx_g1_vtu_prob_irq_free(struct mv88e6xxx_chip *chip);
284 
285 #endif /* _MV88E6XXX_GLOBAL1_H */
286