u-boot/board/freescale/t104xrdb/eth.c
Codrin Ciubotariu db4a1767c0 board/T1040rdb: Add VSC9953 support for T1040rdb board
This patch configures and initializes the L2 switch on T1040rdb board.
The external L2 switch ports may be connected to PHYs only over
QSGMII, for T1040rdb.

Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@freescale.com>
2015-01-21 09:23:36 -06:00

138 lines
3.6 KiB
C

/*
* Copyright 2014 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <netdev.h>
#include <asm/fsl_serdes.h>
#include <asm/immap_85xx.h>
#include <fm_eth.h>
#include <fsl_mdio.h>
#include <malloc.h>
#include <asm/fsl_dtsec.h>
#include <vsc9953.h>
#include "../common/fman.h"
int board_eth_init(bd_t *bis)
{
#ifdef CONFIG_FMAN_ENET
struct memac_mdio_info memac_mdio_info;
unsigned int i;
int phy_addr = 0;
#ifdef CONFIG_VSC9953
phy_interface_t phy_int;
struct mii_dev *bus;
#endif
printf("Initializing Fman\n");
memac_mdio_info.regs =
(struct memac_mdio_controller *)CONFIG_SYS_FM1_DTSEC_MDIO_ADDR;
memac_mdio_info.name = DEFAULT_FM_MDIO_NAME;
/* Register the real 1G MDIO bus */
fm_memac_mdio_init(bis, &memac_mdio_info);
/*
* Program on board RGMII, SGMII PHY addresses.
*/
for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) {
int idx = i - FM1_DTSEC1;
switch (fm_info_get_enet_if(i)) {
#ifdef CONFIG_T1040RDB
case PHY_INTERFACE_MODE_SGMII:
/* T1040RDB only supports SGMII on DTSEC3 */
fm_info_set_phy_address(FM1_DTSEC3,
CONFIG_SYS_SGMII1_PHY_ADDR);
break;
#endif
#ifdef CONFIG_T1042RDB
case PHY_INTERFACE_MODE_SGMII:
/* T1042RDB doesn't supports SGMII on DTSEC1 & DTSEC2 */
if ((FM1_DTSEC1 == i) || (FM1_DTSEC2 == i))
fm_info_set_phy_address(i, 0);
/* T1042RDB only supports SGMII on DTSEC3 */
fm_info_set_phy_address(FM1_DTSEC3,
CONFIG_SYS_SGMII1_PHY_ADDR);
break;
#endif
case PHY_INTERFACE_MODE_RGMII:
if (FM1_DTSEC4 == i)
phy_addr = CONFIG_SYS_RGMII1_PHY_ADDR;
if (FM1_DTSEC5 == i)
phy_addr = CONFIG_SYS_RGMII2_PHY_ADDR;
fm_info_set_phy_address(i, phy_addr);
break;
case PHY_INTERFACE_MODE_QSGMII:
fm_info_set_phy_address(i, 0);
break;
case PHY_INTERFACE_MODE_NONE:
fm_info_set_phy_address(i, 0);
break;
default:
printf("Fman1: DTSEC%u set to unknown interface %i\n",
idx + 1, fm_info_get_enet_if(i));
fm_info_set_phy_address(i, 0);
break;
}
if (fm_info_get_enet_if(i) == PHY_INTERFACE_MODE_QSGMII ||
fm_info_get_enet_if(i) == PHY_INTERFACE_MODE_NONE)
fm_info_set_mdio(i, NULL);
else
fm_info_set_mdio(i,
miiphy_get_dev_by_name(
DEFAULT_FM_MDIO_NAME));
}
#ifdef CONFIG_VSC9953
/* SerDes configured for QSGMII */
if (serdes_get_first_lane(FSL_SRDS_1, QSGMII_SW1_A) >= 0) {
for (i = 0; i < 4; i++) {
bus = miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME);
phy_addr = CONFIG_SYS_FM1_QSGMII11_PHY_ADDR + i;
phy_int = PHY_INTERFACE_MODE_QSGMII;
vsc9953_port_info_set_mdio(i, bus);
vsc9953_port_info_set_phy_address(i, phy_addr);
vsc9953_port_info_set_phy_int(i, phy_int);
vsc9953_port_enable(i);
}
}
if (serdes_get_first_lane(FSL_SRDS_1, QSGMII_SW1_B) >= 0) {
for (i = 4; i < 8; i++) {
bus = miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME);
phy_addr = CONFIG_SYS_FM1_QSGMII21_PHY_ADDR + i - 4;
phy_int = PHY_INTERFACE_MODE_QSGMII;
vsc9953_port_info_set_mdio(i, bus);
vsc9953_port_info_set_phy_address(i, phy_addr);
vsc9953_port_info_set_phy_int(i, phy_int);
vsc9953_port_enable(i);
}
}
/* Connect DTSEC1 to L2 switch if it doesn't have a PHY */
if (serdes_get_first_lane(FSL_SRDS_1, SGMII_FM1_DTSEC1) < 0)
vsc9953_port_enable(8);
/* Connect DTSEC2 to L2 switch if it doesn't have a PHY */
if (serdes_get_first_lane(FSL_SRDS_1, SGMII_FM1_DTSEC2) < 0) {
/* Enable L2 On MAC2 using SCFG */
struct ccsr_scfg *scfg = (struct ccsr_scfg *)
CONFIG_SYS_MPC85xx_SCFG;
out_be32(&scfg->esgmiiselcr, in_be32(&scfg->esgmiiselcr) |
(0x80000000));
vsc9953_port_enable(9);
}
#endif
cpu_eth_init(bis);
#endif
return pci_eth_init(bis);
}