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/*
* Copyright 2017 Scalys B.V.
* opensource@scalys.com
*
* 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 <fsl_dtsec.h>
#include <vsc9953.h>
#include <i2c.h>
#include "../../freescale/common/fman.h"
uint8_t sfp_phy_config[][2] = {
{ 0x1b, 0x90 },
{ 0x1b, 0x84 },
{ 0x09, 0x0F },
{ 0x09, 0x00 },
{ 0x00, 0x81 },
{ 0x00, 0x40 },
};
int board_eth_init(bd_t *bis)
{
#ifdef CONFIG_FMAN_ENET
struct memac_mdio_info memac_mdio_info;
unsigned int i;
uint8_t i2c_data;
int ret;
int phy_addr = 0;
uint32_t *gpio2_gpdir = (uint32_t *) 0xffe131000;
uint32_t *gpio2_gpdat = (uint32_t *) 0xffe131008;
uint32_t *gpio4_gpdir = (uint32_t *) 0xffe133000;
uint32_t *gpio4_gpdat = (uint32_t *) 0xffe133008;
uint32_t regval;
/* Try to read a byte from te carrier eeprom te determine if were on the correct carrier */
ret = i2c_read(0x54, 0, 2, &i2c_data, 1 );
if (ret != 0) {
printf("No dragonfruit carrier detected\n");
return 0;
}
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);
/* Marvell 88E1111 Setup
*
* Remove reset from Ethernet PHY's
*
* Carrier board v1.x:
* IFC_PERR_B : GPIO2_15 : eth1_reset
* IFC_CS_N2 : GPIO2_11 : eth2_reset
*
* Carrier board v2.x:
* IFC_PERR_B : GPIO2_15 : eth1_reset
* IFC_CS_N2 : GPIO4_09 : eth2_reset
*
* Note: make sure gpio pins are configured as gpio in RCW!
*/
#if 0
/* TODO: use EEPROM data to chose carrier board version */
/* Carrier board v1.x */
/* Clear outputs to activate reset */
regval = in_be32(gpio2_gpdat);
regval &= ~((0x80000000 >> 11 ) | (0x80000000 >> 15));
out_be32(gpio2_gpdat, regval);
/* Set outputs to output mode */
regval = in_be32(gpio2_gpdir);
regval |= ((0x80000000 >> 11 ) | (0x80000000 >> 15));
out_be32(gpio2_gpdir, regval);
/* Wait for 10 ms to to meet reset timing */
mdelay(10);
/* Set outputs to de-activate reset */
regval = in_be32(gpio2_gpdat);
regval |= ((0x80000000 >> 11 ) | (0x80000000 >> 15));
out_be32(gpio2_gpdat, regval);
#else
/* Carrier board v2.x */
/* Clear outputs to activate reset */
regval = in_be32(gpio2_gpdat);
regval &= ~(0x80000000 >> 15);
out_be32(gpio2_gpdat, regval);
regval = in_be32(gpio4_gpdat);
regval &= ~(0x80000000 >> 9);
out_be32(gpio4_gpdat, regval);
/* Set outputs to output mode */
regval = in_be32(gpio2_gpdir);
regval |= (0x80000000 >> 15);
out_be32(gpio2_gpdir, regval);
regval = in_be32(gpio4_gpdir);
regval |= (0x80000000 >> 9);
out_be32(gpio4_gpdir, regval);
/* Wait for 10 ms to to meet reset timing */
mdelay(10);
/* Set outputs to de-activate reset */
regval = in_be32(gpio2_gpdat);
regval |= (0x80000000 >> 15);
out_be32(gpio2_gpdat, regval);
regval = in_be32(gpio4_gpdat);
regval |= (0x80000000 >> 9);
out_be32(gpio4_gpdat, regval);
#endif
/* Write 0x4111 to reg 0x18 on both PHYs to change LEDs usage */
miiphy_write("FSL_MDIO0",0,0x18,0x4111);
miiphy_write("FSL_MDIO0",1,0x18,0x4111);
/* Remove SFP TX_disable */
i2c_set_bus_num(0);
ret = i2c_read(0x22, 0x0E, 1, &i2c_data, 1);
i2c_data &= ~0x04;
ret = i2c_write(0x22, 0x0E, 1, &i2c_data, 1);
mdelay(100);
i2c_set_bus_num(3);
for (phy_addr=0; phy_addr<4; phy_addr++) {
i2c_data = (1 << phy_addr);
ret = i2c_write(0x70, 0, 1, &i2c_data, 1);
if (ret) {
printf("Error Setting SFP i2c MUX\n");
break;
}
for ( i = 0; i < 6; i++) {
ret = i2c_write(0x56, sfp_phy_config[i][0], 1, &(sfp_phy_config[i][1]), 1);
if (ret) {
printf("Error sfp phy(%i:%i):%02x to address %02x\n", phy_addr, i, sfp_phy_config[i][1],sfp_phy_config[i][0]);
break;
}
}
}
/* Two external pin interfaces
* MAC1|MAC2|MAC3 SGMII interface
* MAC3|MAC4|MAC10 EC1|EC2 RGMII interface
*/
/*
* 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)) {
case PHY_INTERFACE_MODE_RGMII:
if (FM1_DTSEC3 == i)
phy_addr = CONFIG_SYS_RGMII1_PHY_ADDR;
if (FM1_DTSEC4 == i)
phy_addr = CONFIG_SYS_RGMII2_PHY_ADDR;
/*if (FM1_DTSEC10 == i)
phy_addr = CONFIG_SYS_RGMII2_PHY_ADDR;*/
fm_info_set_phy_address(i, phy_addr);
break;
case PHY_INTERFACE_MODE_QSGMII:
/* TODO, get fixed phy here */
fm_info_set_phy_address(i, i+2);
break;
case PHY_INTERFACE_MODE_NONE:
fm_info_set_phy_address(i, 0);
break;
case PHY_INTERFACE_MODE_SGMII:
printf("TODO, add phy interface to SGMII\n");
fm_info_set_phy_address(i, PHY_INTERFACE_MODE_NONE);
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;
}
fm_info_set_mdio(i,
miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME));
}
cpu_eth_init(bis);
#endif
return pci_eth_init(bis);
}
/*void fdt_fixup_board_enet(void *fdt)
{
return;
}*/
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