2 * LSI ET1011C PHY Driver for TI DaVinci(TMS320DM6467) board.
4 * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 #include <asm/arch/emac_defs.h>
25 #include "../../../../../drivers/net/davinci_emac.h"
27 #ifdef CONFIG_DRIVER_TI_EMAC
31 /* LSI PHYSICAL LAYER TRANSCEIVER ET1011C */
33 #define MII_PHY_CONFIG_REG 22
36 #define PHY_SYS_CLK_EN (1 << 4)
38 int et1011c_get_link_speed(int phy_addr)
42 if (davinci_eth_phy_read(phy_addr, MII_STATUS_REG, &data) && (data & 0x04)) {
43 davinci_eth_phy_read(phy_addr, MII_PHY_CONFIG_REG, &data);
44 /* Enable 125MHz clock sourced from PHY */
45 davinci_eth_phy_write(phy_addr, MII_PHY_CONFIG_REG,
46 data | PHY_SYS_CLK_EN);
52 #endif /* CONFIG_CMD_NET */
54 #endif /* CONFIG_DRIVER_ETHER */