mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-01 00:49:43 +00:00
7f92c3a275
The EC1_EXT, EC2_EXT, and EC3 bits in the RCW don't officially exist on the P3060 and should always be set to zero. Signed-off-by: Timur Tabi <timur@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
118 lines
3.7 KiB
C
118 lines
3.7 KiB
C
/*
|
|
* Copyright 2011 Freescale Semiconductor, Inc.
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* 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 <asm/io.h>
|
|
#include <asm/fsl_serdes.h>
|
|
#include <asm/processor.h>
|
|
#include <asm/io.h>
|
|
#include "fsl_corenet_serdes.h"
|
|
|
|
static u8 serdes_cfg_tbl[][SRDS_MAX_LANES] = {
|
|
[0x03] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, PCIE2, PCIE2,
|
|
SGMII_FM2_DTSEC4, SGMII_FM1_DTSEC4, SGMII_FM2_DTSEC1,
|
|
SGMII_FM1_DTSEC1, SGMII_FM2_DTSEC2, SGMII_FM1_DTSEC2,
|
|
NONE, NONE, AURORA, AURORA},
|
|
[0x06] = {PCIE1, PCIE1, PCIE1, PCIE1, NONE, NONE, SGMII_FM2_DTSEC3,
|
|
SGMII_FM1_DTSEC3, SGMII_FM2_DTSEC4, SGMII_FM1_DTSEC4,
|
|
SGMII_FM2_DTSEC1, SGMII_FM1_DTSEC1, SGMII_FM2_DTSEC2,
|
|
SGMII_FM1_DTSEC2, NONE, NONE, AURORA, AURORA},
|
|
[0x16] = {SRIO2, SRIO2, SRIO2, SRIO2, SRIO1, SRIO1, SRIO1, SRIO1,
|
|
AURORA, AURORA, SGMII_FM2_DTSEC1, SGMII_FM1_DTSEC1,
|
|
SGMII_FM2_DTSEC2, SGMII_FM1_DTSEC2, SGMII_FM2_DTSEC3,
|
|
SGMII_FM1_DTSEC3, SGMII_FM2_DTSEC4, SGMII_FM1_DTSEC4},
|
|
[0x19] = {SRIO2, SRIO2, SRIO2, SRIO2, SRIO1, SRIO1, SRIO1, SRIO1,
|
|
AURORA, AURORA, PCIE2, PCIE2, PCIE2, PCIE2, SGMII_FM2_DTSEC3,
|
|
SGMII_FM1_DTSEC3, SGMII_FM2_DTSEC4, SGMII_FM1_DTSEC4},
|
|
[0x1c] = {NONE, NONE, SRIO1, SRIO2, NONE, NONE, NONE, NONE,
|
|
AURORA, AURORA, SGMII_FM2_DTSEC1, SGMII_FM1_DTSEC1,
|
|
SGMII_FM2_DTSEC2, SGMII_FM1_DTSEC2, SGMII_FM2_DTSEC3,
|
|
SGMII_FM1_DTSEC3, SGMII_FM2_DTSEC4, SGMII_FM1_DTSEC4},
|
|
};
|
|
|
|
enum srds_prtcl serdes_get_prtcl(int cfg, int lane)
|
|
{
|
|
if (!serdes_lane_enabled(lane))
|
|
return NONE;
|
|
|
|
return serdes_cfg_tbl[cfg][lane];
|
|
}
|
|
|
|
int is_serdes_prtcl_valid(u32 prtcl)
|
|
{
|
|
int i;
|
|
|
|
if (prtcl > ARRAY_SIZE(serdes_cfg_tbl))
|
|
return 0;
|
|
|
|
for (i = 0; i < SRDS_MAX_LANES; i++) {
|
|
if (serdes_cfg_tbl[prtcl][i] != NONE)
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void soc_serdes_init(void)
|
|
{
|
|
/*
|
|
* On the P3060 the devdisr2 register does not correctly reflect
|
|
* the state of the MACs based on the RCW fields. So disable the MACs
|
|
* based on the srds_prtcl and ec1, ec2, ec3 fields
|
|
*/
|
|
|
|
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
|
|
u32 devdisr2 = in_be32(&gur->devdisr2);
|
|
u32 rcwsr11 = in_be32(&gur->rcwsr[11]);
|
|
|
|
/* NOTE: Leave FM1-1,FM1-2 alone for MDIO access */
|
|
|
|
if (!is_serdes_configured(SGMII_FM1_DTSEC3))
|
|
devdisr2 |= FSL_CORENET_DEVDISR2_DTSEC1_3;
|
|
|
|
if (!is_serdes_configured(SGMII_FM1_DTSEC4))
|
|
devdisr2 |= FSL_CORENET_DEVDISR2_DTSEC1_4;
|
|
|
|
if (!is_serdes_configured(SGMII_FM2_DTSEC1))
|
|
devdisr2 |= FSL_CORENET_DEVDISR2_DTSEC2_1;
|
|
|
|
if (!is_serdes_configured(SGMII_FM2_DTSEC2))
|
|
devdisr2 |= FSL_CORENET_DEVDISR2_DTSEC2_2;
|
|
|
|
if (!is_serdes_configured(SGMII_FM2_DTSEC3))
|
|
devdisr2 |= FSL_CORENET_DEVDISR2_DTSEC2_3;
|
|
|
|
if (!is_serdes_configured(SGMII_FM2_DTSEC4))
|
|
devdisr2 |= FSL_CORENET_DEVDISR2_DTSEC2_4;
|
|
|
|
if ((rcwsr11 & FSL_CORENET_RCWSR11_EC2) ==
|
|
FSL_CORENET_RCWSR11_EC2_FM1_DTSEC2) {
|
|
devdisr2 &= ~FSL_CORENET_DEVDISR2_DTSEC1_2;
|
|
}
|
|
|
|
if ((rcwsr11 & FSL_CORENET_RCWSR11_EC2) ==
|
|
FSL_CORENET_RCWSR11_EC2_FM2_DTSEC1) {
|
|
devdisr2 &= ~FSL_CORENET_DEVDISR2_DTSEC2_1;
|
|
}
|
|
|
|
out_be32(&gur->devdisr2, devdisr2);
|
|
}
|