xref: /openbmc/linux/drivers/net/dsa/mv88e6xxx/serdes.h (revision 3ac14b39)
1 /*
2  * Marvell 88E6xxx SERDES manipulation, via SMI bus
3  *
4  * Copyright (c) 2008 Marvell Semiconductor
5  *
6  * Copyright (c) 2016 Andrew Lunn <andrew@lunn.ch>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  */
13 
14 #ifndef _MV88E6XXX_SERDES_H
15 #define _MV88E6XXX_SERDES_H
16 
17 #include "chip.h"
18 
19 #define MV88E6352_ADDR_SERDES		0x0f
20 #define MV88E6352_SERDES_PAGE_FIBER	0x01
21 
22 #define MV88E6341_ADDR_SERDES		0x15
23 
24 #define MV88E6390_PORT9_LANE0		0x09
25 #define MV88E6390_PORT9_LANE1		0x12
26 #define MV88E6390_PORT9_LANE2		0x13
27 #define MV88E6390_PORT9_LANE3		0x14
28 #define MV88E6390_PORT10_LANE0		0x0a
29 #define MV88E6390_PORT10_LANE1		0x15
30 #define MV88E6390_PORT10_LANE2		0x16
31 #define MV88E6390_PORT10_LANE3		0x17
32 #define MV88E6390_SERDES_DEVICE		(4 << 16)
33 
34 /* 10GBASE-R and 10GBASE-X4/X2 */
35 #define MV88E6390_PCS_CONTROL_1		0x1000
36 #define MV88E6390_PCS_CONTROL_1_RESET		BIT(15)
37 #define MV88E6390_PCS_CONTROL_1_LOOPBACK	BIT(14)
38 #define MV88E6390_PCS_CONTROL_1_SPEED		BIT(13)
39 #define MV88E6390_PCS_CONTROL_1_PDOWN		BIT(11)
40 
41 /* 1000BASE-X and SGMII */
42 #define MV88E6390_SGMII_CONTROL		0x2000
43 #define MV88E6390_SGMII_CONTROL_RESET		BIT(15)
44 #define MV88E6390_SGMII_CONTROL_LOOPBACK	BIT(14)
45 #define MV88E6390_SGMII_CONTROL_PDOWN		BIT(11)
46 
47 int mv88e6341_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);
48 int mv88e6352_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);
49 int mv88e6390_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);
50 int mv88e6352_serdes_get_sset_count(struct mv88e6xxx_chip *chip, int port);
51 int mv88e6352_serdes_get_strings(struct mv88e6xxx_chip *chip,
52 				 int port, uint8_t *data);
53 int mv88e6352_serdes_get_stats(struct mv88e6xxx_chip *chip, int port,
54 			       uint64_t *data);
55 #endif
56