upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
u-boot/drivers/net/fm/p4080.c

105 lines
3.1 KiB

/*
* Copyright 2011 Freescale Semiconductor, 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 <phy.h>
#include <fm_eth.h>
#include <asm/io.h>
#include <asm/immap_85xx.h>
#include <asm/fsl_serdes.h>
static u32 port_to_devdisr[] = {
[FM1_DTSEC1] = FSL_CORENET_DEVDISR2_DTSEC1_1,
[FM1_DTSEC2] = FSL_CORENET_DEVDISR2_DTSEC1_2,
[FM1_DTSEC3] = FSL_CORENET_DEVDISR2_DTSEC1_3,
[FM1_DTSEC4] = FSL_CORENET_DEVDISR2_DTSEC1_4,
[FM1_10GEC1] = FSL_CORENET_DEVDISR2_10GEC1,
[FM2_DTSEC1] = FSL_CORENET_DEVDISR2_DTSEC2_1,
[FM2_DTSEC2] = FSL_CORENET_DEVDISR2_DTSEC2_2,
[FM2_DTSEC3] = FSL_CORENET_DEVDISR2_DTSEC2_3,
[FM2_DTSEC4] = FSL_CORENET_DEVDISR2_DTSEC2_4,
[FM2_10GEC1] = FSL_CORENET_DEVDISR2_10GEC2,
};
static int is_device_disabled(enum fm_port port)
{
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
u32 devdisr2 = in_be32(&gur->devdisr2);
return port_to_devdisr[port] & devdisr2;
}
void fman_disable_port(enum fm_port port)
{
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
/* don't allow disabling of DTSEC1 as its needed for MDIO */
if (port == FM1_DTSEC1)
return;
setbits_be32(&gur->devdisr2, port_to_devdisr[port]);
}
phy_interface_t fman_port_enet_if(enum fm_port port)
{
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
u32 rcwsr11 = in_be32(&gur->rcwsr[11]);
if (is_device_disabled(port))
return PHY_INTERFACE_MODE_NONE;
if ((port == FM1_10GEC1) && (is_serdes_configured(XAUI_FM1)))
return PHY_INTERFACE_MODE_XGMII;
if ((port == FM2_10GEC1) && (is_serdes_configured(XAUI_FM2)))
return PHY_INTERFACE_MODE_XGMII;
/* handle RGMII first */
if ((port == FM1_DTSEC1) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC1) ==
FSL_CORENET_RCWSR11_EC1_FM1_DTSEC1))
return PHY_INTERFACE_MODE_RGMII;
if ((port == FM1_DTSEC2) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC2) ==
FSL_CORENET_RCWSR11_EC2_FM1_DTSEC2))
return PHY_INTERFACE_MODE_RGMII;
if ((port == FM2_DTSEC1) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC2) ==
FSL_CORENET_RCWSR11_EC2_FM2_DTSEC1))
return PHY_INTERFACE_MODE_RGMII;
switch (port) {
case FM1_DTSEC1:
case FM1_DTSEC2:
case FM1_DTSEC3:
case FM1_DTSEC4:
if (is_serdes_configured(SGMII_FM1_DTSEC1 + port - FM1_DTSEC1))
return PHY_INTERFACE_MODE_SGMII;
break;
case FM2_DTSEC1:
case FM2_DTSEC2:
case FM2_DTSEC3:
case FM2_DTSEC4:
if (is_serdes_configured(SGMII_FM2_DTSEC1 + port - FM2_DTSEC1))
return PHY_INTERFACE_MODE_SGMII;
break;
default:
return PHY_INTERFACE_MODE_NONE;
}
return PHY_INTERFACE_MODE_NONE;
}