blob: 6192830513e65371a30313abf59f90ad8e3fe78a [file] [log] [blame]
/*
* (C) Copyright Mindspeed Technologies Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <config.h>
#include <asm/arch/hardware.h>
#include <asm/arch/bits.h>
#define WAN_PHY_BIT 0
#define LAN_PHY_BIT 1
static u8 wanlan_reset=0;
/*
On the packet-iad board, the lan and the wan phy are taken out of reset by the same GPIO pin (17)
*/
void reset_emac0_phy(u32 enable)
{
if(enable)
{ //want to take the phy out of reset
wanlan_reset|=LAN_PHY_BIT;
*(volatile u32*) (GPIO_OE_REG) |= BIT17;
*(volatile u32*)(GPIO_OUTPUT_REG) |= BIT17;
}
else
{
//want to put the phy in reset
wanlan_reset&=~LAN_PHY_BIT;
if(wanlan_reset==0)
{
*(volatile u32*) (GPIO_OE_REG) |= BIT17;
*(volatile u32*)(GPIO_OUTPUT_REG) &= ~BIT17;
}
}
}
void reset_emac1_phy(u32 enable)
{
if(enable)
{ //want to take the phy out of reset
wanlan_reset|=WAN_PHY_BIT;
*(volatile u32*) (GPIO_OE_REG) |= BIT17;
*(volatile u32*)(GPIO_OUTPUT_REG) |= BIT17;
}
else
{
//want to put the phy in reset
wanlan_reset&=~WAN_PHY_BIT;
if(wanlan_reset==0)
{
*(volatile u32*) (GPIO_OE_REG) |= BIT17;
*(volatile u32*)(GPIO_OUTPUT_REG) &= ~BIT17;
}
}
}