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u-boot/board/freescale/t104xrdb/eth.c
Madalin Bucur 848a2efd14 board: freescale: powerpc: add support for all RGMII modes
Make sure all RGMII internal delay modes are covered.

Signed-off-by: Madalin Bucur <madalin.bucur@oss.nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
2020-12-10 13:56:39 +05:30

157 lines
4.2 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2014 Freescale Semiconductor, Inc.
*/
#include <common.h>
#include <net.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 <fsl_dtsec.h>
#include <vsc9953.h>
#include "../common/fman.h"
int board_eth_init(struct bd_info *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)) {
#if defined(CONFIG_TARGET_T1040RDB) || defined(CONFIG_TARGET_T1040D4RDB)
case PHY_INTERFACE_MODE_SGMII:
/* T1040RDB & T1040D4RDB only supports SGMII on
* DTSEC3
*/
fm_info_set_phy_address(FM1_DTSEC3,
CONFIG_SYS_SGMII1_PHY_ADDR);
break;
#endif
#ifdef CONFIG_TARGET_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
#ifdef CONFIG_TARGET_T1042D4RDB
case PHY_INTERFACE_MODE_SGMII:
/* T1042D4RDB supports SGMII on DTSEC1, DTSEC2
* & DTSEC3
*/
if (FM1_DTSEC1 == i)
phy_addr = CONFIG_SYS_SGMII1_PHY_ADDR;
if (FM1_DTSEC2 == i)
phy_addr = CONFIG_SYS_SGMII2_PHY_ADDR;
if (FM1_DTSEC3 == i)
phy_addr = CONFIG_SYS_SGMII3_PHY_ADDR;
fm_info_set_phy_address(i, phy_addr);
break;
#endif
case PHY_INTERFACE_MODE_RGMII:
case PHY_INTERFACE_MODE_RGMII_TXID:
case PHY_INTERFACE_MODE_RGMII_RXID:
case PHY_INTERFACE_MODE_RGMII_ID:
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);
}