Signed-off-by: Heiko Schocher <hs@denx.de> Cc: Paulraj Sandeep <s-paulraj@ti.com> Cc: Albert ARIBAUD <albert.u.boot@aribaud.net> Cc: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>master
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/*
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* Micrel KSZ8873 PHY Driver for TI DaVinci |
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* (TMS320DM644x) based boards. |
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* |
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* Copyright (C) 2011 Heiko Schocher <hsdenx.de> |
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* |
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* based on: |
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* National Semiconductor DP83848 PHY Driver for TI DaVinci |
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* (TMS320DM644x) based boards. |
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* |
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* Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> |
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* |
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* -------------------------------------------------------- |
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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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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#include <common.h> |
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#include <miiphy.h> |
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#include <net.h> |
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#include <asm/arch/emac_defs.h> |
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#include <asm/io.h> |
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int ksz8873_is_phy_connected(int phy_addr) |
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{ |
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u_int16_t dummy; |
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return davinci_eth_phy_read(phy_addr, MII_PHYSID1, &dummy); |
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} |
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int ksz8873_get_link_speed(int phy_addr) |
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{ |
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emac_regs *emac = (emac_regs *)EMAC_BASE_ADDR; |
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/* we always have a link to the switch, 100 FD */ |
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writel((EMAC_MACCONTROL_MIIEN_ENABLE | |
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EMAC_MACCONTROL_FULLDUPLEX_ENABLE), |
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&emac->MACCONTROL); |
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return 1; |
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} |
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int ksz8873_init_phy(int phy_addr) |
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{ |
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return 1; |
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} |
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int ksz8873_auto_negotiate(int phy_addr) |
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{ |
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return dp83848_get_link_speed(phy_addr); |
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} |
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