xref: /openbmc/linux/drivers/net/phy/micrel.c (revision d05070091849015f8c5b7d55cd75b86ebb61b3ec)
1*d0507009SDavid J. Choi /*
2*d0507009SDavid J. Choi  * drivers/net/phy/micrel.c
3*d0507009SDavid J. Choi  *
4*d0507009SDavid J. Choi  * Driver for Micrel PHYs
5*d0507009SDavid J. Choi  *
6*d0507009SDavid J. Choi  * Author: David J. Choi
7*d0507009SDavid J. Choi  *
8*d0507009SDavid J. Choi  * Copyright (c) 2010 Micrel, Inc.
9*d0507009SDavid J. Choi  *
10*d0507009SDavid J. Choi  * This program is free software; you can redistribute  it and/or modify it
11*d0507009SDavid J. Choi  * under  the terms of  the GNU General  Public License as published by the
12*d0507009SDavid J. Choi  * Free Software Foundation;  either version 2 of the  License, or (at your
13*d0507009SDavid J. Choi  * option) any later version.
14*d0507009SDavid J. Choi  *
15*d0507009SDavid J. Choi  * Support : ksz9021 , vsc8201, ks8001
16*d0507009SDavid J. Choi  */
17*d0507009SDavid J. Choi 
18*d0507009SDavid J. Choi #include <linux/kernel.h>
19*d0507009SDavid J. Choi #include <linux/module.h>
20*d0507009SDavid J. Choi #include <linux/phy.h>
21*d0507009SDavid J. Choi 
22*d0507009SDavid J. Choi #define	PHY_ID_KSZ9021			0x00221611
23*d0507009SDavid J. Choi #define	PHY_ID_VSC8201			0x000FC413
24*d0507009SDavid J. Choi #define	PHY_ID_KS8001			0x0022161A
25*d0507009SDavid J. Choi 
26*d0507009SDavid J. Choi 
27*d0507009SDavid J. Choi static int kszphy_config_init(struct phy_device *phydev)
28*d0507009SDavid J. Choi {
29*d0507009SDavid J. Choi 	return 0;
30*d0507009SDavid J. Choi }
31*d0507009SDavid J. Choi 
32*d0507009SDavid J. Choi 
33*d0507009SDavid J. Choi static struct phy_driver ks8001_driver = {
34*d0507009SDavid J. Choi 	.phy_id		= PHY_ID_KS8001,
35*d0507009SDavid J. Choi 	.phy_id_mask	= 0x00fffff0,
36*d0507009SDavid J. Choi 	.features	= PHY_BASIC_FEATURES,
37*d0507009SDavid J. Choi 	.flags		= PHY_POLL,
38*d0507009SDavid J. Choi 	.config_init	= kszphy_config_init,
39*d0507009SDavid J. Choi 	.config_aneg	= genphy_config_aneg,
40*d0507009SDavid J. Choi 	.read_status	= genphy_read_status,
41*d0507009SDavid J. Choi 	.driver		= { .owner = THIS_MODULE,},
42*d0507009SDavid J. Choi };
43*d0507009SDavid J. Choi 
44*d0507009SDavid J. Choi static struct phy_driver vsc8201_driver = {
45*d0507009SDavid J. Choi 	.phy_id		= PHY_ID_VSC8201,
46*d0507009SDavid J. Choi 	.name		= "Micrel VSC8201",
47*d0507009SDavid J. Choi 	.phy_id_mask	= 0x00fffff0,
48*d0507009SDavid J. Choi 	.features	= PHY_BASIC_FEATURES,
49*d0507009SDavid J. Choi 	.flags		= PHY_POLL,
50*d0507009SDavid J. Choi 	.config_init	= kszphy_config_init,
51*d0507009SDavid J. Choi 	.config_aneg	= genphy_config_aneg,
52*d0507009SDavid J. Choi 	.read_status	= genphy_read_status,
53*d0507009SDavid J. Choi 	.driver		= { .owner = THIS_MODULE,},
54*d0507009SDavid J. Choi };
55*d0507009SDavid J. Choi 
56*d0507009SDavid J. Choi static struct phy_driver ksz9021_driver = {
57*d0507009SDavid J. Choi 	.phy_id		= PHY_ID_KSZ9021,
58*d0507009SDavid J. Choi 	.phy_id_mask	= 0x000fff10,
59*d0507009SDavid J. Choi 	.name		= "Micrel KSZ9021 Gigabit PHY",
60*d0507009SDavid J. Choi 	.features	= PHY_GBIT_FEATURES | SUPPORTED_Pause,
61*d0507009SDavid J. Choi 	.flags		= PHY_POLL,
62*d0507009SDavid J. Choi 	.config_init	= kszphy_config_init,
63*d0507009SDavid J. Choi 	.config_aneg	= genphy_config_aneg,
64*d0507009SDavid J. Choi 	.read_status	= genphy_read_status,
65*d0507009SDavid J. Choi 	.driver		= { .owner = THIS_MODULE, },
66*d0507009SDavid J. Choi };
67*d0507009SDavid J. Choi 
68*d0507009SDavid J. Choi static int __init ksphy_init(void)
69*d0507009SDavid J. Choi {
70*d0507009SDavid J. Choi 	int ret;
71*d0507009SDavid J. Choi 
72*d0507009SDavid J. Choi 	ret = phy_driver_register(&ks8001_driver);
73*d0507009SDavid J. Choi 	if (ret)
74*d0507009SDavid J. Choi 		goto err1;
75*d0507009SDavid J. Choi 	ret = phy_driver_register(&vsc8201_driver);
76*d0507009SDavid J. Choi 	if (ret)
77*d0507009SDavid J. Choi 		goto err2;
78*d0507009SDavid J. Choi 
79*d0507009SDavid J. Choi 	ret = phy_driver_register(&ksz9021_driver);
80*d0507009SDavid J. Choi 	if (ret)
81*d0507009SDavid J. Choi 		goto err3;
82*d0507009SDavid J. Choi 	return 0;
83*d0507009SDavid J. Choi 
84*d0507009SDavid J. Choi err3:
85*d0507009SDavid J. Choi 	phy_driver_unregister(&vsc8201_driver);
86*d0507009SDavid J. Choi err2:
87*d0507009SDavid J. Choi 	phy_driver_unregister(&ks8001_driver);
88*d0507009SDavid J. Choi err1:
89*d0507009SDavid J. Choi 	return ret;
90*d0507009SDavid J. Choi }
91*d0507009SDavid J. Choi 
92*d0507009SDavid J. Choi static void __exit ksphy_exit(void)
93*d0507009SDavid J. Choi {
94*d0507009SDavid J. Choi 	phy_driver_unregister(&ks8001_driver);
95*d0507009SDavid J. Choi 	phy_driver_unregister(&vsc8201_driver);
96*d0507009SDavid J. Choi 	phy_driver_unregister(&ksz9021_driver);
97*d0507009SDavid J. Choi }
98*d0507009SDavid J. Choi 
99*d0507009SDavid J. Choi module_init(ksphy_init);
100*d0507009SDavid J. Choi module_exit(ksphy_exit);
101*d0507009SDavid J. Choi 
102*d0507009SDavid J. Choi MODULE_DESCRIPTION("Micrel PHY driver");
103*d0507009SDavid J. Choi MODULE_AUTHOR("David J. Choi");
104*d0507009SDavid J. Choi MODULE_LICENSE("GPL");
105