xref: /openbmc/linux/drivers/net/dsa/mv88e6xxx/phy.h (revision f1575595)
1 /*
2  * Marvell 88E6xxx PHY access
3  *
4  * Copyright (c) 2008 Marvell Semiconductor
5  *
6  * Copyright (c) 2017 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_PHY_H
15 #define _MV88E6XXX_PHY_H
16 
17 #define MV88E6XXX_PHY_PAGE		0x16
18 #define MV88E6XXX_PHY_PAGE_COPPER	0x00
19 
20 /* PHY Registers accesses implementations */
21 int mv88e6165_phy_read(struct mv88e6xxx_chip *chip, struct mii_bus *bus,
22 		       int addr, int reg, u16 *val);
23 int mv88e6165_phy_write(struct mv88e6xxx_chip *chip, struct mii_bus *bus,
24 			int addr, int reg, u16 val);
25 int mv88e6185_phy_ppu_read(struct mv88e6xxx_chip *chip, struct mii_bus *bus,
26 			   int addr, int reg, u16 *val);
27 int mv88e6185_phy_ppu_write(struct mv88e6xxx_chip *chip, struct mii_bus *bus,
28 			    int addr, int reg, u16 val);
29 
30 /* Generic PHY operations */
31 int mv88e6xxx_phy_read(struct mv88e6xxx_chip *chip, int phy,
32 		       int reg, u16 *val);
33 int mv88e6xxx_phy_write(struct mv88e6xxx_chip *chip, int phy,
34 			int reg, u16 val);
35 int mv88e6xxx_phy_page_read(struct mv88e6xxx_chip *chip, int phy,
36 			    u8 page, int reg, u16 *val);
37 int mv88e6xxx_phy_page_write(struct mv88e6xxx_chip *chip, int phy,
38 			     u8 page, int reg, u16 val);
39 void mv88e6xxx_phy_init(struct mv88e6xxx_chip *chip);
40 void mv88e6xxx_phy_destroy(struct mv88e6xxx_chip *chip);
41 int mv88e6xxx_phy_setup(struct mv88e6xxx_chip *chip);
42 
43 #endif /*_MV88E6XXX_PHY_H */
44