This adds support for the SMSC LAN87xx PHYs. Following PHYs can be used by set CONFIG_PHY_SMSC to config. - SMSC LAN8700 - SMSC LAN8710/LAN8720 - SMSC LAN8710/LAN8720 A setup of PHY was copied from linux kenrel. Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> Fixed white space errors; modified commit message a bit. Signed-off-by: Wolfgang Denk <wd@denx.de>master
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/*
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* SMSC PHY drivers |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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* |
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* Base code from drivers/net/phy/davicom.c |
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* Copyright 2010-2011 Freescale Semiconductor, Inc. |
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* author Andy Fleming |
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* |
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* Some code get from linux kenrel |
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* Copyright (c) 2006 Herbert Valerio Riedel <hvr@gnu.org> |
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* |
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*/ |
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#include <miiphy.h> |
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static int smsc_parse_status(struct phy_device *phydev) |
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{ |
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int mii_reg; |
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mii_reg = phy_read(phydev, MDIO_DEVAD_NONE, MII_BMSR); |
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if (mii_reg & (BMSR_100FULL | BMSR_100HALF)) |
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phydev->speed = SPEED_100; |
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else |
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phydev->speed = SPEED_10; |
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if (mii_reg & (BMSR_10FULL | BMSR_100FULL)) |
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phydev->duplex = DUPLEX_FULL; |
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else |
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phydev->duplex = DUPLEX_HALF; |
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return 0; |
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} |
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static int smsc_startup(struct phy_device *phydev) |
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{ |
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genphy_update_link(phydev); |
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smsc_parse_status(phydev); |
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return 0; |
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} |
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static struct phy_driver lan8700_driver = { |
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.name = "SMSC LAN8700", |
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.uid = 0x0007c0c0, |
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.mask = 0xffff0, |
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.features = PHY_BASIC_FEATURES, |
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.config = &genphy_config_aneg, |
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.startup = &smsc_startup, |
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.shutdown = &genphy_shutdown, |
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}; |
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static struct phy_driver lan911x_driver = { |
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.name = "SMSC LAN911x Internal PHY", |
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.uid = 0x0007c0d0, |
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.mask = 0xffff0, |
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.features = PHY_BASIC_FEATURES, |
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.config = &genphy_config_aneg, |
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.startup = &smsc_startup, |
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.shutdown = &genphy_shutdown, |
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}; |
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static struct phy_driver lan8710_driver = { |
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.name = "SMSC LAN8710/LAN8720", |
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.uid = 0x0007c0f0, |
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.mask = 0xffff0, |
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.features = PHY_GBIT_FEATURES, |
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.config = &genphy_config_aneg, |
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.startup = &smsc_startup, |
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.shutdown = &genphy_shutdown, |
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}; |
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int phy_smsc_init(void) |
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{ |
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phy_register(&lan8710_driver); |
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phy_register(&lan911x_driver); |
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phy_register(&lan8700_driver); |
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return 0; |
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} |
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