5332e1a18f54d732f8a70148ca5a54ef780a57c0
[karo-tx-uboot.git] / drivers / net / phy / atheros.c
1 /*
2  * Atheros PHY drivers
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  *
6  * Copyright 2011, 2013 Freescale Semiconductor, Inc.
7  * author Andy Fleming
8  */
9 #include <phy.h>
10
11 static int ar8021_config(struct phy_device *phydev)
12 {
13         phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
14         phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x3D47);
15
16         phydev->supported = phydev->drv->features;
17         return 0;
18 }
19
20 static int ar8035_config(struct phy_device *phydev)
21 {
22         int regval;
23
24         phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x0007);
25         phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016);
26         phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007);
27         regval = phy_read(phydev, MDIO_DEVAD_NONE, 0xe);
28         phy_write(phydev, MDIO_DEVAD_NONE, 0xe, (regval|0x0018));
29
30         phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
31         regval = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e);
32         phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, (regval|0x0100));
33
34         genphy_config_aneg(phydev);
35
36         phy_reset(phydev);
37
38         return 0;
39 }
40
41 static struct phy_driver AR8021_driver =  {
42         .name = "AR8021",
43         .uid = 0x4dd040,
44         .mask = 0x4fffff,
45         .features = PHY_GBIT_FEATURES,
46         .config = ar8021_config,
47         .startup = genphy_startup,
48         .shutdown = genphy_shutdown,
49 };
50
51 static struct phy_driver AR8031_driver =  {
52         .name = "AR8031/AR8033",
53         .uid = 0x4dd074,
54         .mask = 0xffffffef,
55         .features = PHY_GBIT_FEATURES,
56         .config = genphy_config,
57         .startup = genphy_startup,
58         .shutdown = genphy_shutdown,
59 };
60
61 static struct phy_driver AR8035_driver =  {
62         .name = "AR8035",
63         .uid = 0x4dd072,
64         .mask = 0xffffffef,
65         .features = PHY_GBIT_FEATURES,
66         .config = ar8035_config,
67         .startup = genphy_startup,
68         .shutdown = genphy_shutdown,
69 };
70
71 int phy_atheros_init(void)
72 {
73         phy_register(&AR8021_driver);
74         phy_register(&AR8031_driver);
75         phy_register(&AR8035_driver);
76
77         return 0;
78 }