xref: /openbmc/u-boot/drivers/net/phy/atheros.c (revision 6027384a69a7e671e810ae65b690dbfb25d5da81)
19082eeacSAndy Fleming /*
29082eeacSAndy Fleming  * Atheros PHY drivers
39082eeacSAndy Fleming  *
49082eeacSAndy Fleming  * This program is free software; you can redistribute it and/or
59082eeacSAndy Fleming  * modify it under the terms of the GNU General Public License as
69082eeacSAndy Fleming  * published by the Free Software Foundation; either version 2 of
79082eeacSAndy Fleming  * the License, or (at your option) any later version.
89082eeacSAndy Fleming  *
99082eeacSAndy Fleming  * This program is distributed in the hope that it will be useful,
109082eeacSAndy Fleming  * but WITHOUT ANY WARRANTY; without even the implied warranty of
119082eeacSAndy Fleming  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
129082eeacSAndy Fleming  * GNU General Public License for more details.
139082eeacSAndy Fleming  *
149082eeacSAndy Fleming  * You should have received a copy of the GNU General Public License
159082eeacSAndy Fleming  * along with this program; if not, write to the Free Software
169082eeacSAndy Fleming  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
179082eeacSAndy Fleming  * MA 02111-1307 USA
189082eeacSAndy Fleming  *
19*6027384aSXie Xiaobo  * Copyright 2011, 2013 Freescale Semiconductor, Inc.
209082eeacSAndy Fleming  * author Andy Fleming
219082eeacSAndy Fleming  *
229082eeacSAndy Fleming  */
239082eeacSAndy Fleming #include <phy.h>
249082eeacSAndy Fleming 
259082eeacSAndy Fleming static int ar8021_config(struct phy_device *phydev)
269082eeacSAndy Fleming {
279082eeacSAndy Fleming 	phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
289082eeacSAndy Fleming 	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x3D47);
299082eeacSAndy Fleming 
309082eeacSAndy Fleming 	return 0;
319082eeacSAndy Fleming }
329082eeacSAndy Fleming 
33*6027384aSXie Xiaobo static int ar8035_config(struct phy_device *phydev)
34*6027384aSXie Xiaobo {
35*6027384aSXie Xiaobo 	int regval;
36*6027384aSXie Xiaobo 
37*6027384aSXie Xiaobo 	phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x0007);
38*6027384aSXie Xiaobo 	phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016);
39*6027384aSXie Xiaobo 	phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007);
40*6027384aSXie Xiaobo 	regval = phy_read(phydev, MDIO_DEVAD_NONE, 0xe);
41*6027384aSXie Xiaobo 	phy_write(phydev, MDIO_DEVAD_NONE, 0xe, (regval|0x0018));
42*6027384aSXie Xiaobo 
43*6027384aSXie Xiaobo 	phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
44*6027384aSXie Xiaobo 	regval = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e);
45*6027384aSXie Xiaobo 	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, (regval|0x0100));
46*6027384aSXie Xiaobo 
47*6027384aSXie Xiaobo 	genphy_config_aneg(phydev);
48*6027384aSXie Xiaobo 
49*6027384aSXie Xiaobo 	phy_reset(phydev);
50*6027384aSXie Xiaobo 
51*6027384aSXie Xiaobo 	return 0;
52*6027384aSXie Xiaobo }
53*6027384aSXie Xiaobo 
5406370590SKim Phillips static struct phy_driver AR8021_driver =  {
559082eeacSAndy Fleming 	.name = "AR8021",
569082eeacSAndy Fleming 	.uid = 0x4dd040,
579082eeacSAndy Fleming 	.mask = 0xfffff0,
589082eeacSAndy Fleming 	.features = PHY_GBIT_FEATURES,
599082eeacSAndy Fleming 	.config = ar8021_config,
609082eeacSAndy Fleming 	.startup = genphy_startup,
619082eeacSAndy Fleming 	.shutdown = genphy_shutdown,
629082eeacSAndy Fleming };
639082eeacSAndy Fleming 
64*6027384aSXie Xiaobo struct phy_driver AR8035_driver =  {
65*6027384aSXie Xiaobo 	.name = "AR8035",
66*6027384aSXie Xiaobo 	.uid = 0x4dd072,
67*6027384aSXie Xiaobo 	.mask = 0x4fffff,
68*6027384aSXie Xiaobo 	.features = PHY_GBIT_FEATURES,
69*6027384aSXie Xiaobo 	.config = ar8035_config,
70*6027384aSXie Xiaobo 	.startup = genphy_startup,
71*6027384aSXie Xiaobo 	.shutdown = genphy_shutdown,
72*6027384aSXie Xiaobo };
73*6027384aSXie Xiaobo 
749082eeacSAndy Fleming int phy_atheros_init(void)
759082eeacSAndy Fleming {
769082eeacSAndy Fleming 	phy_register(&AR8021_driver);
77*6027384aSXie Xiaobo 	phy_register(&AR8035_driver);
789082eeacSAndy Fleming 
799082eeacSAndy Fleming 	return 0;
809082eeacSAndy Fleming }
81