xref: /linux/drivers/net/dsa/mv88e6xxx/serdes.h (revision e9f0878c4b2004ac19581274c1ae4c61ae3ca70e)
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 
33 /* 10GBASE-R and 10GBASE-X4/X2 */
34 #define MV88E6390_PCS_CONTROL_1		0x1000
35 #define MV88E6390_PCS_CONTROL_1_RESET		BIT(15)
36 #define MV88E6390_PCS_CONTROL_1_LOOPBACK	BIT(14)
37 #define MV88E6390_PCS_CONTROL_1_SPEED		BIT(13)
38 #define MV88E6390_PCS_CONTROL_1_PDOWN		BIT(11)
39 
40 /* 1000BASE-X and SGMII */
41 #define MV88E6390_SGMII_CONTROL		0x2000
42 #define MV88E6390_SGMII_CONTROL_RESET		BIT(15)
43 #define MV88E6390_SGMII_CONTROL_LOOPBACK	BIT(14)
44 #define MV88E6390_SGMII_CONTROL_PDOWN		BIT(11)
45 #define MV88E6390_SGMII_STATUS		0x2001
46 #define MV88E6390_SGMII_STATUS_AN_DONE		BIT(5)
47 #define MV88E6390_SGMII_STATUS_REMOTE_FAULT	BIT(4)
48 #define MV88E6390_SGMII_STATUS_LINK		BIT(2)
49 #define MV88E6390_SGMII_INT_ENABLE	0xa001
50 #define MV88E6390_SGMII_INT_SPEED_CHANGE	BIT(14)
51 #define MV88E6390_SGMII_INT_DUPLEX_CHANGE	BIT(13)
52 #define MV88E6390_SGMII_INT_PAGE_RX		BIT(12)
53 #define MV88E6390_SGMII_INT_AN_COMPLETE		BIT(11)
54 #define MV88E6390_SGMII_INT_LINK_DOWN		BIT(10)
55 #define MV88E6390_SGMII_INT_LINK_UP		BIT(9)
56 #define MV88E6390_SGMII_INT_SYMBOL_ERROR	BIT(8)
57 #define MV88E6390_SGMII_INT_FALSE_CARRIER	BIT(7)
58 #define MV88E6390_SGMII_INT_STATUS	0xa002
59 
60 int mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port);
61 int mv88e6341_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);
62 int mv88e6352_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);
63 int mv88e6390_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);
64 int mv88e6390x_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);
65 int mv88e6390_serdes_irq_setup(struct mv88e6xxx_chip *chip, int port);
66 void mv88e6390_serdes_irq_free(struct mv88e6xxx_chip *chip, int port);
67 int mv88e6352_serdes_get_sset_count(struct mv88e6xxx_chip *chip, int port);
68 int mv88e6352_serdes_get_strings(struct mv88e6xxx_chip *chip,
69 				 int port, uint8_t *data);
70 int mv88e6352_serdes_get_stats(struct mv88e6xxx_chip *chip, int port,
71 			       uint64_t *data);
72 int mv88e6390_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port,
73 				int lane);
74 int mv88e6390_serdes_irq_disable(struct mv88e6xxx_chip *chip, int port,
75 				 int lane);
76 
77 #endif
78