summaryrefslogtreecommitdiff
path: root/drivers/net/phy/atheros.c
blob: 5332e1a18f54d732f8a70148ca5a54ef780a57c0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
/*
 * Atheros PHY drivers
 *
 * SPDX-License-Identifier:	GPL-2.0+
 *
 * Copyright 2011, 2013 Freescale Semiconductor, Inc.
 * author Andy Fleming
 */
#include <phy.h>

static int ar8021_config(struct phy_device *phydev)
{
	phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x3D47);

	phydev->supported = phydev->drv->features;
	return 0;
}

static int ar8035_config(struct phy_device *phydev)
{
	int regval;

	phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x0007);
	phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016);
	phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007);
	regval = phy_read(phydev, MDIO_DEVAD_NONE, 0xe);
	phy_write(phydev, MDIO_DEVAD_NONE, 0xe, (regval|0x0018));

	phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
	regval = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e);
	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, (regval|0x0100));

	genphy_config_aneg(phydev);

	phy_reset(phydev);

	return 0;
}

static struct phy_driver AR8021_driver =  {
	.name = "AR8021",
	.uid = 0x4dd040,
	.mask = 0x4fffff,
	.features = PHY_GBIT_FEATURES,
	.config = ar8021_config,
	.startup = genphy_startup,
	.shutdown = genphy_shutdown,
};

static struct phy_driver AR8031_driver =  {
	.name = "AR8031/AR8033",
	.uid = 0x4dd074,
	.mask = 0xffffffef,
	.features = PHY_GBIT_FEATURES,
	.config = genphy_config,
	.startup = genphy_startup,
	.shutdown = genphy_shutdown,
};

static struct phy_driver AR8035_driver =  {
	.name = "AR8035",
	.uid = 0x4dd072,
	.mask = 0xffffffef,
	.features = PHY_GBIT_FEATURES,
	.config = ar8035_config,
	.startup = genphy_startup,
	.shutdown = genphy_shutdown,
};

int phy_atheros_init(void)
{
	phy_register(&AR8021_driver);
	phy_register(&AR8031_driver);
	phy_register(&AR8035_driver);

	return 0;
}