| Nobuhiro Iwamatsu | 5751aa2 | 2011-11-23 21:24:15 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * SMSC PHY drivers |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License as |
| 6 | * published by the Free Software Foundation; either version 2 of |
| 7 | * the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 17 | * MA 02111-1307 USA |
| 18 | * |
| 19 | * Base code from drivers/net/phy/davicom.c |
| 20 | * Copyright 2010-2011 Freescale Semiconductor, Inc. |
| 21 | * author Andy Fleming |
| 22 | * |
| 23 | * Some code get from linux kenrel |
| 24 | * Copyright (c) 2006 Herbert Valerio Riedel <hvr@gnu.org> |
| 25 | * |
| 26 | */ |
| 27 | #include <miiphy.h> |
| 28 | |
| 29 | static int smsc_parse_status(struct phy_device *phydev) |
| 30 | { |
| 31 | int mii_reg; |
| 32 | |
| 33 | mii_reg = phy_read(phydev, MDIO_DEVAD_NONE, MII_BMSR); |
| 34 | |
| 35 | if (mii_reg & (BMSR_100FULL | BMSR_100HALF)) |
| 36 | phydev->speed = SPEED_100; |
| 37 | else |
| 38 | phydev->speed = SPEED_10; |
| 39 | |
| 40 | if (mii_reg & (BMSR_10FULL | BMSR_100FULL)) |
| 41 | phydev->duplex = DUPLEX_FULL; |
| 42 | else |
| 43 | phydev->duplex = DUPLEX_HALF; |
| 44 | |
| 45 | return 0; |
| 46 | } |
| 47 | |
| 48 | static int smsc_startup(struct phy_device *phydev) |
| 49 | { |
| 50 | genphy_update_link(phydev); |
| 51 | smsc_parse_status(phydev); |
| 52 | return 0; |
| 53 | } |
| 54 | |
| 55 | static struct phy_driver lan8700_driver = { |
| 56 | .name = "SMSC LAN8700", |
| 57 | .uid = 0x0007c0c0, |
| 58 | .mask = 0xffff0, |
| 59 | .features = PHY_BASIC_FEATURES, |
| 60 | .config = &genphy_config_aneg, |
| 61 | .startup = &smsc_startup, |
| 62 | .shutdown = &genphy_shutdown, |
| 63 | }; |
| 64 | |
| 65 | static struct phy_driver lan911x_driver = { |
| 66 | .name = "SMSC LAN911x Internal PHY", |
| 67 | .uid = 0x0007c0d0, |
| 68 | .mask = 0xffff0, |
| 69 | .features = PHY_BASIC_FEATURES, |
| 70 | .config = &genphy_config_aneg, |
| 71 | .startup = &smsc_startup, |
| 72 | .shutdown = &genphy_shutdown, |
| 73 | }; |
| 74 | |
| 75 | static struct phy_driver lan8710_driver = { |
| 76 | .name = "SMSC LAN8710/LAN8720", |
| 77 | .uid = 0x0007c0f0, |
| 78 | .mask = 0xffff0, |
| 79 | .features = PHY_GBIT_FEATURES, |
| 80 | .config = &genphy_config_aneg, |
| 81 | .startup = &smsc_startup, |
| 82 | .shutdown = &genphy_shutdown, |
| 83 | }; |
| 84 | |
| 85 | int phy_smsc_init(void) |
| 86 | { |
| 87 | phy_register(&lan8710_driver); |
| 88 | phy_register(&lan911x_driver); |
| 89 | phy_register(&lan8700_driver); |
| 90 | |
| 91 | return 0; |
| 92 | } |