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/*
* LSI ET1011C PHY Driver for TI DaVinci(TMS320DM6467) board.
*
* Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <net.h>
#include <miiphy.h>
#include <asm/arch/emac_defs.h>
#include "../../../drivers/net/davinci_emac.h"
#ifdef CONFIG_DRIVER_TI_EMAC
#ifdef CONFIG_CMD_NET
/* LSI PHYSICAL LAYER TRANSCEIVER ET1011C */
#define MII_PHY_CONFIG_REG 22
/* PHY Config bits */
#define PHY_SYS_CLK_EN (1 << 4)
int et1011c_get_link_speed(int phy_addr)
{
u_int16_t data;
if (davinci_eth_phy_read(phy_addr, MII_STATUS_REG, &data) && (data & 0x04)) {
davinci_eth_phy_read(phy_addr, MII_PHY_CONFIG_REG, &data);
/* Enable 125MHz clock sourced from PHY */
davinci_eth_phy_write(phy_addr, MII_PHY_CONFIG_REG,
data | PHY_SYS_CLK_EN);
return (1);
}
return (0);
}
#endif /* CONFIG_CMD_NET */
#endif /* CONFIG_DRIVER_ETHER */
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