aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/dsa/mv88e6xxx/global2.h
blob: dd9b243309a09a8c8ed479873cd2ee061a2024e5 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
/*
 * Marvell 88E6xxx Switch Global 2 Registers support (device address 0x1C)
 *
 * Copyright (c) 2008 Marvell Semiconductor
 *
 * Copyright (c) 2016-2017 Savoir-faire Linux Inc.
 *	Vivien Didelot <vivien.didelot@savoirfairelinux.com>
 *
 * 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_GLOBAL2_H
#define _MV88E6XXX_GLOBAL2_H

#include "chip.h"

#define ADDR_GLOBAL2	0x1c

#define GLOBAL2_INT_SOURCE	0x00
#define GLOBAL2_INT_SOURCE_WATCHDOG	15
#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
#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)

/* Offset 0x06: Device Mapping Table Register */
#define MV88E6XXX_G2_DEVICE_MAPPING		0x06
#define MV88E6XXX_G2_DEVICE_MAPPING_UPDATE	0x8000
#define MV88E6XXX_G2_DEVICE_MAPPING_DEV_MASK	0x1f00
#define MV88E6XXX_G2_DEVICE_MAPPING_PORT_MASK	0x000f

/* Offset 0x07: Trunk Mask Table Register */
#define MV88E6XXX_G2_TRUNK_MASK			0x07
#define MV88E6XXX_G2_TRUNK_MASK_UPDATE		0x8000
#define MV88E6XXX_G2_TRUNK_MASK_NUM_MASK	0x7000
#define MV88E6XXX_G2_TRUNK_MASK_HASH		0x0800

/* Offset 0x08: Trunk Mapping Table Register */
#define MV88E6XXX_G2_TRUNK_MAPPING		0x08
#define MV88E6XXX_G2_TRUNK_MAPPING_UPDATE	0x8000
#define MV88E6XXX_G2_TRUNK_MAPPING_ID_MASK	0x7800

/* Offset 0x09: Ingress Rate Command Register */
#define MV88E6XXX_G2_IRL_CMD			0x09
#define MV88E6XXX_G2_IRL_CMD_BUSY		0x8000
#define MV88E6352_G2_IRL_CMD_OP_MASK		0x7000
#define MV88E6352_G2_IRL_CMD_OP_NOOP		0x0000
#define MV88E6352_G2_IRL_CMD_OP_INIT_ALL	0x1000
#define MV88E6352_G2_IRL_CMD_OP_INIT_RES	0x2000
#define MV88E6352_G2_IRL_CMD_OP_WRITE_REG	0x3000
#define MV88E6352_G2_IRL_CMD_OP_READ_REG	0x4000
#define MV88E6390_G2_IRL_CMD_OP_MASK		0x6000
#define MV88E6390_G2_IRL_CMD_OP_READ_REG	0x0000
#define MV88E6390_G2_IRL_CMD_OP_INIT_ALL	0x2000
#define MV88E6390_G2_IRL_CMD_OP_INIT_RES	0x4000
#define MV88E6390_G2_IRL_CMD_OP_WRITE_REG	0x6000
#define MV88E6352_G2_IRL_CMD_PORT_MASK		0x0f00
#define MV88E6390_G2_IRL_CMD_PORT_MASK		0x1f00
#define MV88E6XXX_G2_IRL_CMD_RES_MASK		0x00e0
#define MV88E6XXX_G2_IRL_CMD_REG_MASK		0x000f

/* Offset 0x0A: Ingress Rate Data Register */
#define MV88E6XXX_G2_IRL_DATA		0x0a
#define MV88E6XXX_G2_IRL_DATA_MASK	0xffff

#define GLOBAL2_PVT_ADDR	0x0b
#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)
#define GLOBAL2_PVT_DATA	0x0c
#define GLOBAL2_SWITCH_MAC	0x0d
#define GLOBAL2_ATU_STATS	0x0e
#define GLOBAL2_PRIO_OVERRIDE	0x0f
#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
#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
#define GLOBAL2_EEPROM_DATA	0x15
#define GLOBAL2_EEPROM_ADDR	0x15 /* 6390, 6341 */
#define GLOBAL2_PTP_AVB_OP	0x16
#define GLOBAL2_PTP_AVB_DATA	0x17

/* Offset 0x18: SMI PHY Command Register */
#define MV88E6XXX_G2_SMI_PHY_CMD			0x18
#define MV88E6XXX_G2_SMI_PHY_CMD_BUSY			0x8000
#define MV88E6390_G2_SMI_PHY_CMD_FUNC_MASK		0x6000
#define MV88E6390_G2_SMI_PHY_CMD_FUNC_INTERNAL		0x0000
#define MV88E6390_G2_SMI_PHY_CMD_FUNC_EXTERNAL		0x2000
#define MV88E6390_G2_SMI_PHY_CMD_FUNC_SETUP		0x4000
#define MV88E6XXX_G2_SMI_PHY_CMD_MODE_MASK		0x1000
#define MV88E6XXX_G2_SMI_PHY_CMD_MODE_45		0x0000
#define MV88E6XXX_G2_SMI_PHY_CMD_MODE_22		0x1000
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_MASK		0x0c00
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_22_WRITE_DATA	0x0400
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_22_READ_DATA	0x0800
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_45_WRITE_ADDR	0x0000
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_45_WRITE_DATA	0x0400
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_45_READ_DATA_INC	0x0800
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_45_READ_DATA	0x0c00
#define MV88E6XXX_G2_SMI_PHY_CMD_DEV_ADDR_MASK		0x03e0
#define MV88E6XXX_G2_SMI_PHY_CMD_REG_ADDR_MASK		0x001f
#define MV88E6XXX_G2_SMI_PHY_CMD_SETUP_PTR_MASK		0x03ff

/* Offset 0x19: SMI PHY Data Register */
#define MV88E6XXX_G2_SMI_PHY_DATA	0x19

#define GLOBAL2_SCRATCH_MISC	0x1a
#define GLOBAL2_SCRATCH_BUSY		BIT(15)
#define GLOBAL2_SCRATCH_REGISTER_SHIFT	8
#define GLOBAL2_SCRATCH_VALUE_MASK	0xff
#define GLOBAL2_WDOG_CONTROL	0x1b
#define GLOBAL2_WDOG_CONTROL_EGRESS_EVENT	BIT(7)
#define GLOBAL2_WDOG_CONTROL_RMU_TIMEOUT	BIT(6)
#define GLOBAL2_WDOG_CONTROL_QC_ENABLE		BIT(5)
#define GLOBAL2_WDOG_CONTROL_EGRESS_HISTORY	BIT(4)
#define GLOBAL2_WDOG_CONTROL_EGRESS_ENABLE	BIT(3)
#define GLOBAL2_WDOG_CONTROL_FORCE_IRQ		BIT(2)
#define GLOBAL2_WDOG_CONTROL_HISTORY		BIT(1)
#define GLOBAL2_WDOG_CONTROL_SWRESET		BIT(0)
#define GLOBAL2_WDOG_UPDATE			BIT(15)
#define GLOBAL2_WDOG_INT_SOURCE			(0x00 << 8)
#define GLOBAL2_WDOG_INT_STATUS			(0x10 << 8)
#define GLOBAL2_WDOG_INT_ENABLE			(0x11 << 8)
#define GLOBAL2_WDOG_EVENT			(0x12 << 8)
#define GLOBAL2_WDOG_HISTORY			(0x13 << 8)
#define GLOBAL2_WDOG_DATA_MASK			0xff
#define GLOBAL2_WDOG_CUT_THROUGH		BIT(3)
#define GLOBAL2_WDOG_QUEUE_CONTROLLER		BIT(2)
#define GLOBAL2_WDOG_EGRESS			BIT(1)
#define GLOBAL2_WDOG_FORCE_IRQ			BIT(0)
#define GLOBAL2_QOS_WEIGHT	0x1c
#define GLOBAL2_MISC		0x1d
#define GLOBAL2_MISC_5_BIT_PORT	BIT(14)

#ifdef CONFIG_NET_DSA_MV88E6XXX_GLOBAL2

static inline int mv88e6xxx_g2_require(struct mv88e6xxx_chip *chip)
{
	return 0;
}

int mv88e6352_g2_irl_init_all(struct mv88e6xxx_chip *chip, int port);
int mv88e6390_g2_irl_init_all(struct mv88e6xxx_chip *chip, int port);

int mv88e6xxx_g2_smi_phy_read(struct mv88e6xxx_chip *chip,
			      struct mii_bus *bus,
			      int addr, int reg, u16 *val);
int mv88e6xxx_g2_smi_phy_write(struct mv88e6xxx_chip *chip,
			       struct mii_bus *bus,
			       int addr, int reg, u16 val);
int mv88e6xxx_g2_set_switch_mac(struct mv88e6xxx_chip *chip, u8 *addr);

int mv88e6xxx_g2_get_eeprom8(struct mv88e6xxx_chip *chip,
			     struct ethtool_eeprom *eeprom, u8 *data);
int mv88e6xxx_g2_set_eeprom8(struct mv88e6xxx_chip *chip,
			     struct ethtool_eeprom *eeprom, u8 *data);

int mv88e6xxx_g2_get_eeprom16(struct mv88e6xxx_chip *chip,
			      struct ethtool_eeprom *eeprom, u8 *data);
int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip,
			      struct ethtool_eeprom *eeprom, u8 *data);

int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip, int src_dev,
			   int src_port, u16 data);
int mv88e6xxx_g2_misc_4_bit_port(struct mv88e6xxx_chip *chip);

int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip);
int mv88e6xxx_g2_irq_setup(struct mv88e6xxx_chip *chip);
void mv88e6xxx_g2_irq_free(struct mv88e6xxx_chip *chip);
int mv88e6095_g2_mgmt_rsvd2cpu(struct mv88e6xxx_chip *chip);

extern const struct mv88e6xxx_irq_ops mv88e6097_watchdog_ops;
extern const struct mv88e6xxx_irq_ops mv88e6390_watchdog_ops;

#else /* !CONFIG_NET_DSA_MV88E6XXX_GLOBAL2 */

static inline int mv88e6xxx_g2_require(struct mv88e6xxx_chip *chip)
{
	if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_GLOBAL2)) {
		dev_err(chip->dev, "this chip requires CONFIG_NET_DSA_MV88E6XXX_GLOBAL2 enabled\n");
		return -EOPNOTSUPP;
	}

	return 0;
}

static inline int mv88e6352_g2_irl_init_all(struct mv88e6xxx_chip *chip,
					    int port)
{
	return -EOPNOTSUPP;
}

static inline int mv88e6390_g2_irl_init_all(struct mv88e6xxx_chip *chip,
					    int port)
{
	return -EOPNOTSUPP;
}

static inline int mv88e6xxx_g2_smi_phy_read(struct mv88e6xxx_chip *chip,
					    struct mii_bus *bus,
					    int addr, int reg, u16 *val)
{
	return -EOPNOTSUPP;
}

static inline int mv88e6xxx_g2_smi_phy_write(struct mv88e6xxx_chip *chip,
					     struct mii_bus *bus,
					     int addr, int reg, u16 val)
{
	return -EOPNOTSUPP;
}

static inline int mv88e6xxx_g2_set_switch_mac(struct mv88e6xxx_chip *chip,
					      u8 *addr)
{
	return -EOPNOTSUPP;
}

static inline int mv88e6xxx_g2_get_eeprom8(struct mv88e6xxx_chip *chip,
					   struct ethtool_eeprom *eeprom,
					   u8 *data)
{
	return -EOPNOTSUPP;
}

static inline int mv88e6xxx_g2_set_eeprom8(struct mv88e6xxx_chip *chip,
					   struct ethtool_eeprom *eeprom,
					   u8 *data)
{
	return -EOPNOTSUPP;
}

static inline int mv88e6xxx_g2_get_eeprom16(struct mv88e6xxx_chip *chip,
					    struct ethtool_eeprom *eeprom,
					    u8 *data)
{
	return -EOPNOTSUPP;
}

static inline int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip,
					    struct ethtool_eeprom *eeprom,
					    u8 *data)
{
	return -EOPNOTSUPP;
}

static inline int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip,
					 int src_dev, int src_port, u16 data)
{
	return -EOPNOTSUPP;
}

static inline int mv88e6xxx_g2_misc_4_bit_port(struct mv88e6xxx_chip *chip)
{
	return -EOPNOTSUPP;
}

static inline int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip)
{
	return -EOPNOTSUPP;
}

static inline int mv88e6xxx_g2_irq_setup(struct mv88e6xxx_chip *chip)
{
	return -EOPNOTSUPP;
}

static inline void mv88e6xxx_g2_irq_free(struct mv88e6xxx_chip *chip)
{
}

static inline int mv88e6095_g2_mgmt_rsvd2cpu(struct mv88e6xxx_chip *chip)
{
	return -EOPNOTSUPP;
}

static const struct mv88e6xxx_irq_ops mv88e6097_watchdog_ops = {};
static const struct mv88e6xxx_irq_ops mv88e6390_watchdog_ops = {};

#endif /* CONFIG_NET_DSA_MV88E6XXX_GLOBAL2 */

#endif /* _MV88E6XXX_GLOBAL2_H */