board/freescale/ls1043aqds/eth.c - platform/external/u-boot - Gitiles

 // SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright 2015 Freescale Semiconductor, Inc.
  * Copyright 2019 NXP
  */

 #include <common.h>
 #include <log.h>
 #include <net.h>
 #include <asm/io.h>
 #include <netdev.h>
 #include <fdt_support.h>
 #include <fm_eth.h>
 #include <fsl_mdio.h>
 #include <fsl_dtsec.h>
 #include <linux/libfdt.h>
 #include <malloc.h>
 #include <asm/arch/fsl_serdes.h>

 #include "../common/qixis.h"
 #include "../common/fman.h"
 #include "ls1043aqds_qixis.h"

 #define EMI_NONE	0xFF
 #define EMI1_RGMII1	0
 #define EMI1_RGMII2	1
 #define EMI1_SLOT1	2
 #define EMI1_SLOT2	3
 #define EMI1_SLOT3	4
 #define EMI1_SLOT4	5
 #define EMI2		6

 static int mdio_mux[NUM_FM_PORTS];

 static const char * const mdio_names[] = {
 	"LS1043AQDS_MDIO_RGMII1",
 	"LS1043AQDS_MDIO_RGMII2",
 	"LS1043AQDS_MDIO_SLOT1",
 	"LS1043AQDS_MDIO_SLOT2",
 	"LS1043AQDS_MDIO_SLOT3",
 	"LS1043AQDS_MDIO_SLOT4",
 	"NULL",
 };

 /* Map SerDes1 4 lanes to default slot, will be initialized dynamically */
 static u8 lane_to_slot[] = {1, 2, 3, 4};

 static const char *ls1043aqds_mdio_name_for_muxval(u8 muxval)
 {
 	return mdio_names[muxval];
 }

 struct mii_dev *mii_dev_for_muxval(u8 muxval)
 {
 	struct mii_dev *bus;
 	const char *name;

 	if (muxval > EMI2)
 		return NULL;

 	name = ls1043aqds_mdio_name_for_muxval(muxval);

 	if (!name) {
 		printf("No bus for muxval %x\n", muxval);
 		return NULL;
 	}

 	bus = miiphy_get_dev_by_name(name);

 	if (!bus) {
 		printf("No bus by name %s\n", name);
 		return NULL;
 	}

 	return bus;
 }

 struct ls1043aqds_mdio {
 	u8 muxval;
 	struct mii_dev *realbus;
 };

 static void ls1043aqds_mux_mdio(u8 muxval)
 {
 	u8 brdcfg4;

 	if (muxval < 7) {
 		brdcfg4 = QIXIS_READ(brdcfg[4]);
 		brdcfg4 &= ~BRDCFG4_EMISEL_MASK;
 		brdcfg4 |= (muxval << BRDCFG4_EMISEL_SHIFT);
 		QIXIS_WRITE(brdcfg[4], brdcfg4);
 	}
 }

 static int ls1043aqds_mdio_read(struct mii_dev *bus, int addr, int devad,
 			      int regnum)
 {
 	struct ls1043aqds_mdio *priv = bus->priv;

 	ls1043aqds_mux_mdio(priv->muxval);

 	return priv->realbus->read(priv->realbus, addr, devad, regnum);
 }

 static int ls1043aqds_mdio_write(struct mii_dev *bus, int addr, int devad,
 			       int regnum, u16 value)
 {
 	struct ls1043aqds_mdio *priv = bus->priv;

 	ls1043aqds_mux_mdio(priv->muxval);

 	return priv->realbus->write(priv->realbus, addr, devad,
 				    regnum, value);
 }

 static int ls1043aqds_mdio_reset(struct mii_dev *bus)
 {
 	struct ls1043aqds_mdio *priv = bus->priv;

 	return priv->realbus->reset(priv->realbus);
 }

 static int ls1043aqds_mdio_init(char *realbusname, u8 muxval)
 {
 	struct ls1043aqds_mdio *pmdio;
 	struct mii_dev *bus = mdio_alloc();

 	if (!bus) {
 		printf("Failed to allocate ls1043aqds MDIO bus\n");
 		return -1;
 	}

 	pmdio = malloc(sizeof(*pmdio));
 	if (!pmdio) {
 		printf("Failed to allocate ls1043aqds private data\n");
 		free(bus);
 		return -1;
 	}

 	bus->read = ls1043aqds_mdio_read;
 	bus->write = ls1043aqds_mdio_write;
 	bus->reset = ls1043aqds_mdio_reset;
 	strcpy(bus->name, ls1043aqds_mdio_name_for_muxval(muxval));

 	pmdio->realbus = miiphy_get_dev_by_name(realbusname);

 	if (!pmdio->realbus) {
 		printf("No bus with name %s\n", realbusname);
 		free(bus);
 		free(pmdio);
 		return -1;
 	}

 	pmdio->muxval = muxval;
 	bus->priv = pmdio;
 	return mdio_register(bus);
 }

 void board_ft_fman_fixup_port(void *fdt, char *compat, phys_addr_t addr,
 			      enum fm_port port, int offset)
 {
 	struct fixed_link f_link;

 	if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_SGMII) {
 		if (port == FM1_DTSEC9) {
 			fdt_set_phy_handle(fdt, compat, addr,
 					   "sgmii-riser-s1-p1");
 		} else if (port == FM1_DTSEC2) {
 			fdt_set_phy_handle(fdt, compat, addr,
 					   "sgmii-riser-s2-p1");
 		} else if (port == FM1_DTSEC5) {
 			fdt_set_phy_handle(fdt, compat, addr,
 					   "sgmii-riser-s3-p1");
 		} else if (port == FM1_DTSEC6) {
 			fdt_set_phy_handle(fdt, compat, addr,
 					   "sgmii-riser-s4-p1");
 		}
 	} else if (fm_info_get_enet_if(port) ==
 		   PHY_INTERFACE_MODE_SGMII_2500) {
 		/* 2.5G SGMII interface */
 		f_link.phy_id = cpu_to_fdt32(port);
 		f_link.duplex = cpu_to_fdt32(1);
 		f_link.link_speed = cpu_to_fdt32(1000);
 		f_link.pause = 0;
 		f_link.asym_pause = 0;
 		/* no PHY for 2.5G SGMII */
 		fdt_delprop(fdt, offset, "phy-handle");
 		fdt_setprop(fdt, offset, "fixed-link", &f_link, sizeof(f_link));
 		fdt_setprop_string(fdt, offset, "phy-connection-type",
 				   "sgmii-2500");
 	} else if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_QSGMII) {
 		switch (mdio_mux[port]) {
 		case EMI1_SLOT1:
 			switch (port) {
 			case FM1_DTSEC1:
 				fdt_set_phy_handle(fdt, compat, addr,
 						   "qsgmii-s1-p1");
 				break;
 			case FM1_DTSEC2:
 				fdt_set_phy_handle(fdt, compat, addr,
 						   "qsgmii-s1-p2");
 				break;
 			case FM1_DTSEC5:
 				fdt_set_phy_handle(fdt, compat, addr,
 						   "qsgmii-s1-p3");
 				break;
 			case FM1_DTSEC6:
 				fdt_set_phy_handle(fdt, compat, addr,
 						   "qsgmii-s1-p4");
 				break;
 			default:
 				break;
 			}
 			break;
 		case EMI1_SLOT2:
 			switch (port) {
 			case FM1_DTSEC1:
 				fdt_set_phy_handle(fdt, compat, addr,
 						   "qsgmii-s2-p1");
 				break;
 			case FM1_DTSEC2:
 				fdt_set_phy_handle(fdt, compat, addr,
 						   "qsgmii-s2-p2");
 				break;
 			case FM1_DTSEC5:
 				fdt_set_phy_handle(fdt, compat, addr,
 						   "qsgmii-s2-p3");
 				break;
 			case FM1_DTSEC6:
 				fdt_set_phy_handle(fdt, compat, addr,
 						   "qsgmii-s2-p4");
 				break;
 			default:
 				break;
 			}
 			break;
 		default:
 			break;
 		}
 		fdt_delprop(fdt, offset, "phy-connection-type");
 		fdt_setprop_string(fdt, offset, "phy-connection-type",
 				   "qsgmii");
 	} else if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_XGMII &&
 		   port == FM1_10GEC1) {
 		/* XFI interface */
 		f_link.phy_id = cpu_to_fdt32(port);
 		f_link.duplex = cpu_to_fdt32(1);
 		f_link.link_speed = cpu_to_fdt32(10000);
 		f_link.pause = 0;
 		f_link.asym_pause = 0;
 		/* no PHY for XFI */
 		fdt_delprop(fdt, offset, "phy-handle");
 		fdt_setprop(fdt, offset, "fixed-link", &f_link, sizeof(f_link));
 		fdt_setprop_string(fdt, offset, "phy-connection-type", "xgmii");
 	}
 }

 void fdt_fixup_board_enet(void *fdt)
 {
 	int i;
 	struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 	u32 srds_s1;

 	srds_s1 = in_be32(&gur->rcwsr[4]) &
 			FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_MASK;
 	srds_s1 >>= FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT;

 	for (i = FM1_DTSEC1; i < NUM_FM_PORTS; i++) {
 		switch (fm_info_get_enet_if(i)) {
 		case PHY_INTERFACE_MODE_SGMII:
 		case PHY_INTERFACE_MODE_QSGMII:
 			switch (mdio_mux[i]) {
 			case EMI1_SLOT1:
 				fdt_status_okay_by_alias(fdt, "emi1-slot1");
 				break;
 			case EMI1_SLOT2:
 				fdt_status_okay_by_alias(fdt, "emi1-slot2");
 				break;
 			case EMI1_SLOT3:
 				fdt_status_okay_by_alias(fdt, "emi1-slot3");
 				break;
 			case EMI1_SLOT4:
 				fdt_status_okay_by_alias(fdt, "emi1-slot4");
 				break;
 			default:
 				break;
 			}
 			break;
 		case PHY_INTERFACE_MODE_XGMII:
 			break;
 		default:
 			break;
 		}
 	}
 }

 int board_eth_init(struct bd_info *bis)
 {
 #ifdef CONFIG_FMAN_ENET
 	int i, idx, lane, slot, interface;
 	struct memac_mdio_info dtsec_mdio_info;
 	struct memac_mdio_info tgec_mdio_info;
 	struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 	u32 srds_s1;

 	srds_s1 = in_be32(&gur->rcwsr[4]) &
 			FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_MASK;
 	srds_s1 >>= FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT;

 	/* Initialize the mdio_mux array so we can recognize empty elements */
 	for (i = 0; i < NUM_FM_PORTS; i++)
 		mdio_mux[i] = EMI_NONE;

 	dtsec_mdio_info.regs =
 		(struct memac_mdio_controller *)CONFIG_SYS_FM1_DTSEC_MDIO_ADDR;

 	dtsec_mdio_info.name = DEFAULT_FM_MDIO_NAME;

 	/* Register the 1G MDIO bus */
 	fm_memac_mdio_init(bis, &dtsec_mdio_info);

 	tgec_mdio_info.regs =
 		(struct memac_mdio_controller *)CONFIG_SYS_FM1_TGEC_MDIO_ADDR;
 	tgec_mdio_info.name = DEFAULT_FM_TGEC_MDIO_NAME;

 	/* Register the 10G MDIO bus */
 	fm_memac_mdio_init(bis, &tgec_mdio_info);

 	/* Register the muxing front-ends to the MDIO buses */
 	ls1043aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII1);
 	ls1043aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII2);
 	ls1043aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT1);
 	ls1043aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT2);
 	ls1043aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT3);
 	ls1043aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT4);
 	ls1043aqds_mdio_init(DEFAULT_FM_TGEC_MDIO_NAME, EMI2);

 	/* Set the two on-board RGMII PHY address */
 	fm_info_set_phy_address(FM1_DTSEC3, RGMII_PHY1_ADDR);
 	fm_info_set_phy_address(FM1_DTSEC4, RGMII_PHY2_ADDR);

 	switch (srds_s1) {
 	case 0x2555:
 		/* 2.5G SGMII on lane A, MAC 9 */
 		fm_info_set_phy_address(FM1_DTSEC9, 9);
 		break;
 	case 0x4555:
 	case 0x4558:
 		/* QSGMII on lane A, MAC 1/2/5/6 */
 		fm_info_set_phy_address(FM1_DTSEC1,
 					QSGMII_CARD_PORT1_PHY_ADDR_S1);
 		fm_info_set_phy_address(FM1_DTSEC2,
 					QSGMII_CARD_PORT2_PHY_ADDR_S1);
 		fm_info_set_phy_address(FM1_DTSEC5,
 					QSGMII_CARD_PORT3_PHY_ADDR_S1);
 		fm_info_set_phy_address(FM1_DTSEC6,
 					QSGMII_CARD_PORT4_PHY_ADDR_S1);
 		break;
 	case 0x1355:
 		/* SGMII on lane B, MAC 2*/
 		fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT1_PHY_ADDR);
 		break;
 	case 0x2355:
 		/* 2.5G SGMII on lane A, MAC 9 */
 		fm_info_set_phy_address(FM1_DTSEC9, 9);
 		/* SGMII on lane B, MAC 2*/
 		fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT1_PHY_ADDR);
 		break;
 	case 0x3335:
 		/* SGMII on lane C, MAC 5 */
 		fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
 	case 0x3355:
 	case 0x3358:
 		/* SGMII on lane B, MAC 2 */
 		fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT1_PHY_ADDR);
 	case 0x3555:
 	case 0x3558:
 		/* SGMII on lane A, MAC 9 */
 		fm_info_set_phy_address(FM1_DTSEC9, SGMII_CARD_PORT1_PHY_ADDR);
 		break;
 	case 0x1455:
 		/* QSGMII on lane B, MAC 1/2/5/6 */
 		fm_info_set_phy_address(FM1_DTSEC1,
 					QSGMII_CARD_PORT1_PHY_ADDR_S2);
 		fm_info_set_phy_address(FM1_DTSEC2,
 					QSGMII_CARD_PORT2_PHY_ADDR_S2);
 		fm_info_set_phy_address(FM1_DTSEC5,
 					QSGMII_CARD_PORT3_PHY_ADDR_S2);
 		fm_info_set_phy_address(FM1_DTSEC6,
 					QSGMII_CARD_PORT4_PHY_ADDR_S2);
 		break;
 	case 0x2455:
 		/* 2.5G SGMII on lane A, MAC 9 */
 		fm_info_set_phy_address(FM1_DTSEC9, 9);
 		/* QSGMII on lane B, MAC 1/2/5/6 */
 		fm_info_set_phy_address(FM1_DTSEC1,
 					QSGMII_CARD_PORT1_PHY_ADDR_S2);
 		fm_info_set_phy_address(FM1_DTSEC2,
 					QSGMII_CARD_PORT2_PHY_ADDR_S2);
 		fm_info_set_phy_address(FM1_DTSEC5,
 					QSGMII_CARD_PORT3_PHY_ADDR_S2);
 		fm_info_set_phy_address(FM1_DTSEC6,
 					QSGMII_CARD_PORT4_PHY_ADDR_S2);
 		break;
 	case 0x2255:
 		/* 2.5G SGMII on lane A, MAC 9 */
 		fm_info_set_phy_address(FM1_DTSEC9, 9);
 		/* 2.5G SGMII on lane B, MAC 2 */
 		fm_info_set_phy_address(FM1_DTSEC2, 2);
 		break;
 	case 0x3333:
 		/* SGMII on lane A/B/C/D, MAC 9/2/5/6 */
 		fm_info_set_phy_address(FM1_DTSEC9,
 					SGMII_CARD_PORT1_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC2,
 					SGMII_CARD_PORT1_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC5,
 					SGMII_CARD_PORT1_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC6,
 					SGMII_CARD_PORT1_PHY_ADDR);
 		break;
 	default:
 		printf("Invalid SerDes protocol 0x%x for LS1043AQDS\n",
 		       srds_s1);
 		break;
 	}

 	for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) {
 		idx = i - FM1_DTSEC1;
 		interface = fm_info_get_enet_if(i);
 		switch (interface) {
 		case PHY_INTERFACE_MODE_SGMII:
 		case PHY_INTERFACE_MODE_SGMII_2500:
 		case PHY_INTERFACE_MODE_QSGMII:
 			if (interface == PHY_INTERFACE_MODE_SGMII) {
 				lane = serdes_get_first_lane(FSL_SRDS_1,
 						SGMII_FM1_DTSEC1 + idx);
 			} else if (interface == PHY_INTERFACE_MODE_SGMII_2500) {
 				lane = serdes_get_first_lane(FSL_SRDS_1,
 						SGMII_2500_FM1_DTSEC1 + idx);
 			} else {
 				lane = serdes_get_first_lane(FSL_SRDS_1,
 						QSGMII_FM1_A);
 			}

 			if (lane < 0)
 				break;

 			slot = lane_to_slot[lane];
 			debug("FM1@DTSEC%u expects SGMII in slot %u\n",
 			      idx + 1, slot);
 			if (QIXIS_READ(present2) & (1 << (slot - 1)))
 				fm_disable_port(i);

 			switch (slot) {
 			case 1:
 				mdio_mux[i] = EMI1_SLOT1;
 				fm_info_set_mdio(i, mii_dev_for_muxval(
 						 mdio_mux[i]));
 				break;
 			case 2:
 				mdio_mux[i] = EMI1_SLOT2;
 				fm_info_set_mdio(i, mii_dev_for_muxval(
 						 mdio_mux[i]));
 				break;
 			case 3:
 				mdio_mux[i] = EMI1_SLOT3;
 				fm_info_set_mdio(i, mii_dev_for_muxval(
 						 mdio_mux[i]));
 				break;
 			case 4:
 				mdio_mux[i] = EMI1_SLOT4;
 				fm_info_set_mdio(i, mii_dev_for_muxval(
 						 mdio_mux[i]));
 				break;
 			default:
 				break;
 			}
 			break;
 		case PHY_INTERFACE_MODE_RGMII:
 		case PHY_INTERFACE_MODE_RGMII_TXID:
 		case PHY_INTERFACE_MODE_RGMII_RXID:
 		case PHY_INTERFACE_MODE_RGMII_ID:
 			if (i == FM1_DTSEC3)
 				mdio_mux[i] = EMI1_RGMII1;
 			else if (i == FM1_DTSEC4)
 				mdio_mux[i] = EMI1_RGMII2;
 			fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
 			break;
 		default:
 			break;
 		}
 	}

 	cpu_eth_init(bis);
 #endif /* CONFIG_FMAN_ENET */

 	return pci_eth_init(bis);
 }
	// SPDX-License-Identifier: GPL-2.0+
	/*
	* Copyright 2015 Freescale Semiconductor, Inc.
	* Copyright 2019 NXP
	*/

	#include <common.h>
	#include <log.h>
	#include <net.h>
	#include <asm/io.h>
	#include <netdev.h>
	#include <fdt_support.h>
	#include <fm_eth.h>
	#include <fsl_mdio.h>
	#include <fsl_dtsec.h>
	#include <linux/libfdt.h>
	#include <malloc.h>
	#include <asm/arch/fsl_serdes.h>

	#include "../common/qixis.h"
	#include "../common/fman.h"
	#include "ls1043aqds_qixis.h"

	#define EMI_NONE 0xFF
	#define EMI1_RGMII1 0
	#define EMI1_RGMII2 1
	#define EMI1_SLOT1 2
	#define EMI1_SLOT2 3
	#define EMI1_SLOT3 4
	#define EMI1_SLOT4 5
	#define EMI2 6

	static int mdio_mux[NUM_FM_PORTS];

	static const char * const mdio_names[] = {
	"LS1043AQDS_MDIO_RGMII1",
	"LS1043AQDS_MDIO_RGMII2",
	"LS1043AQDS_MDIO_SLOT1",
	"LS1043AQDS_MDIO_SLOT2",
	"LS1043AQDS_MDIO_SLOT3",
	"LS1043AQDS_MDIO_SLOT4",
	"NULL",
	};

	/* Map SerDes1 4 lanes to default slot, will be initialized dynamically */
	static u8 lane_to_slot[] = {1, 2, 3, 4};

	static const char *ls1043aqds_mdio_name_for_muxval(u8 muxval)
	{
	return mdio_names[muxval];
	}

	struct mii_dev *mii_dev_for_muxval(u8 muxval)
	{
	struct mii_dev *bus;
	const char *name;

	if (muxval > EMI2)
	return NULL;

	name = ls1043aqds_mdio_name_for_muxval(muxval);

	if (!name) {
	printf("No bus for muxval %x\n", muxval);
	return NULL;
	}

	bus = miiphy_get_dev_by_name(name);

	if (!bus) {
	printf("No bus by name %s\n", name);
	return NULL;
	}

	return bus;
	}

	struct ls1043aqds_mdio {
	u8 muxval;
	struct mii_dev *realbus;
	};

	static void ls1043aqds_mux_mdio(u8 muxval)
	{
	u8 brdcfg4;

	if (muxval < 7) {
	brdcfg4 = QIXIS_READ(brdcfg[4]);
	brdcfg4 &= ~BRDCFG4_EMISEL_MASK;
	brdcfg4 \|= (muxval << BRDCFG4_EMISEL_SHIFT);
	QIXIS_WRITE(brdcfg[4], brdcfg4);
	}
	}

	static int ls1043aqds_mdio_read(struct mii_dev *bus, int addr, int devad,
	int regnum)
	{
	struct ls1043aqds_mdio *priv = bus->priv;

	ls1043aqds_mux_mdio(priv->muxval);

	return priv->realbus->read(priv->realbus, addr, devad, regnum);
	}

	static int ls1043aqds_mdio_write(struct mii_dev *bus, int addr, int devad,
	int regnum, u16 value)
	{
	struct ls1043aqds_mdio *priv = bus->priv;

	ls1043aqds_mux_mdio(priv->muxval);

	return priv->realbus->write(priv->realbus, addr, devad,
	regnum, value);
	}

	static int ls1043aqds_mdio_reset(struct mii_dev *bus)
	{
	struct ls1043aqds_mdio *priv = bus->priv;

	return priv->realbus->reset(priv->realbus);
	}

	static int ls1043aqds_mdio_init(char *realbusname, u8 muxval)
	{
	struct ls1043aqds_mdio *pmdio;
	struct mii_dev *bus = mdio_alloc();

	if (!bus) {
	printf("Failed to allocate ls1043aqds MDIO bus\n");
	return -1;
	}

	pmdio = malloc(sizeof(*pmdio));
	if (!pmdio) {
	printf("Failed to allocate ls1043aqds private data\n");
	free(bus);
	return -1;
	}

	bus->read = ls1043aqds_mdio_read;
	bus->write = ls1043aqds_mdio_write;
	bus->reset = ls1043aqds_mdio_reset;
	strcpy(bus->name, ls1043aqds_mdio_name_for_muxval(muxval));

	pmdio->realbus = miiphy_get_dev_by_name(realbusname);

	if (!pmdio->realbus) {
	printf("No bus with name %s\n", realbusname);
	free(bus);
	free(pmdio);
	return -1;
	}

	pmdio->muxval = muxval;
	bus->priv = pmdio;
	return mdio_register(bus);
	}

	void board_ft_fman_fixup_port(void fdt, char compat, phys_addr_t addr,
	enum fm_port port, int offset)
	{
	struct fixed_link f_link;

	if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_SGMII) {
	if (port == FM1_DTSEC9) {
	fdt_set_phy_handle(fdt, compat, addr,
	"sgmii-riser-s1-p1");
	} else if (port == FM1_DTSEC2) {
	fdt_set_phy_handle(fdt, compat, addr,
	"sgmii-riser-s2-p1");
	} else if (port == FM1_DTSEC5) {
	fdt_set_phy_handle(fdt, compat, addr,
	"sgmii-riser-s3-p1");
	} else if (port == FM1_DTSEC6) {
	fdt_set_phy_handle(fdt, compat, addr,
	"sgmii-riser-s4-p1");
	}
	} else if (fm_info_get_enet_if(port) ==
	PHY_INTERFACE_MODE_SGMII_2500) {
	/* 2.5G SGMII interface */
	f_link.phy_id = cpu_to_fdt32(port);
	f_link.duplex = cpu_to_fdt32(1);
	f_link.link_speed = cpu_to_fdt32(1000);
	f_link.pause = 0;
	f_link.asym_pause = 0;
	/* no PHY for 2.5G SGMII */
	fdt_delprop(fdt, offset, "phy-handle");
	fdt_setprop(fdt, offset, "fixed-link", &f_link, sizeof(f_link));
	fdt_setprop_string(fdt, offset, "phy-connection-type",
	"sgmii-2500");
	} else if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_QSGMII) {
	switch (mdio_mux[port]) {
	case EMI1_SLOT1:
	switch (port) {
	case FM1_DTSEC1:
	fdt_set_phy_handle(fdt, compat, addr,
	"qsgmii-s1-p1");
	break;
	case FM1_DTSEC2:
	fdt_set_phy_handle(fdt, compat, addr,
	"qsgmii-s1-p2");
	break;
	case FM1_DTSEC5:
	fdt_set_phy_handle(fdt, compat, addr,
	"qsgmii-s1-p3");
	break;
	case FM1_DTSEC6:
	fdt_set_phy_handle(fdt, compat, addr,
	"qsgmii-s1-p4");
	break;
	default:
	break;
	}
	break;
	case EMI1_SLOT2:
	switch (port) {
	case FM1_DTSEC1:
	fdt_set_phy_handle(fdt, compat, addr,
	"qsgmii-s2-p1");
	break;
	case FM1_DTSEC2:
	fdt_set_phy_handle(fdt, compat, addr,
	"qsgmii-s2-p2");
	break;
	case FM1_DTSEC5:
	fdt_set_phy_handle(fdt, compat, addr,
	"qsgmii-s2-p3");
	break;
	case FM1_DTSEC6:
	fdt_set_phy_handle(fdt, compat, addr,
	"qsgmii-s2-p4");
	break;
	default:
	break;
	}
	break;
	default:
	break;
	}
	fdt_delprop(fdt, offset, "phy-connection-type");
	fdt_setprop_string(fdt, offset, "phy-connection-type",
	"qsgmii");
	} else if (fm_info_get_enet_if(port) == PHY_INTERFACE_MODE_XGMII &&
	port == FM1_10GEC1) {
	/* XFI interface */
	f_link.phy_id = cpu_to_fdt32(port);
	f_link.duplex = cpu_to_fdt32(1);
	f_link.link_speed = cpu_to_fdt32(10000);
	f_link.pause = 0;
	f_link.asym_pause = 0;
	/* no PHY for XFI */
	fdt_delprop(fdt, offset, "phy-handle");
	fdt_setprop(fdt, offset, "fixed-link", &f_link, sizeof(f_link));
	fdt_setprop_string(fdt, offset, "phy-connection-type", "xgmii");
	}
	}

	void fdt_fixup_board_enet(void *fdt)
	{
	int i;
	struct ccsr_gur gur = (void )(CONFIG_SYS_FSL_GUTS_ADDR);
	u32 srds_s1;

	srds_s1 = in_be32(&gur->rcwsr[4]) &
	FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_MASK;
	srds_s1 >>= FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT;

	for (i = FM1_DTSEC1; i < NUM_FM_PORTS; i++) {
	switch (fm_info_get_enet_if(i)) {
	case PHY_INTERFACE_MODE_SGMII:
	case PHY_INTERFACE_MODE_QSGMII:
	switch (mdio_mux[i]) {
	case EMI1_SLOT1:
	fdt_status_okay_by_alias(fdt, "emi1-slot1");
	break;
	case EMI1_SLOT2:
	fdt_status_okay_by_alias(fdt, "emi1-slot2");
	break;
	case EMI1_SLOT3:
	fdt_status_okay_by_alias(fdt, "emi1-slot3");
	break;
	case EMI1_SLOT4:
	fdt_status_okay_by_alias(fdt, "emi1-slot4");
	break;
	default:
	break;
	}
	break;
	case PHY_INTERFACE_MODE_XGMII:
	break;
	default:
	break;
	}
	}
	}

	int board_eth_init(struct bd_info *bis)
	{
	#ifdef CONFIG_FMAN_ENET
	int i, idx, lane, slot, interface;
	struct memac_mdio_info dtsec_mdio_info;
	struct memac_mdio_info tgec_mdio_info;
	struct ccsr_gur gur = (void )(CONFIG_SYS_FSL_GUTS_ADDR);
	u32 srds_s1;

	srds_s1 = in_be32(&gur->rcwsr[4]) &
	FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_MASK;
	srds_s1 >>= FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT;

	/* Initialize the mdio_mux array so we can recognize empty elements */
	for (i = 0; i < NUM_FM_PORTS; i++)
	mdio_mux[i] = EMI_NONE;

	dtsec_mdio_info.regs =
	(struct memac_mdio_controller *)CONFIG_SYS_FM1_DTSEC_MDIO_ADDR;

	dtsec_mdio_info.name = DEFAULT_FM_MDIO_NAME;

	/* Register the 1G MDIO bus */
	fm_memac_mdio_init(bis, &dtsec_mdio_info);

	tgec_mdio_info.regs =
	(struct memac_mdio_controller *)CONFIG_SYS_FM1_TGEC_MDIO_ADDR;
	tgec_mdio_info.name = DEFAULT_FM_TGEC_MDIO_NAME;

	/* Register the 10G MDIO bus */
	fm_memac_mdio_init(bis, &tgec_mdio_info);

	/* Register the muxing front-ends to the MDIO buses */
	ls1043aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII1);
	ls1043aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII2);
	ls1043aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT1);
	ls1043aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT2);
	ls1043aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT3);
	ls1043aqds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT4);
	ls1043aqds_mdio_init(DEFAULT_FM_TGEC_MDIO_NAME, EMI2);

	/* Set the two on-board RGMII PHY address */
	fm_info_set_phy_address(FM1_DTSEC3, RGMII_PHY1_ADDR);
	fm_info_set_phy_address(FM1_DTSEC4, RGMII_PHY2_ADDR);

	switch (srds_s1) {
	case 0x2555:
	/* 2.5G SGMII on lane A, MAC 9 */
	fm_info_set_phy_address(FM1_DTSEC9, 9);
	break;
	case 0x4555:
	case 0x4558:
	/* QSGMII on lane A, MAC 1/2/5/6 */
	fm_info_set_phy_address(FM1_DTSEC1,
	QSGMII_CARD_PORT1_PHY_ADDR_S1);
	fm_info_set_phy_address(FM1_DTSEC2,
	QSGMII_CARD_PORT2_PHY_ADDR_S1);
	fm_info_set_phy_address(FM1_DTSEC5,
	QSGMII_CARD_PORT3_PHY_ADDR_S1);
	fm_info_set_phy_address(FM1_DTSEC6,
	QSGMII_CARD_PORT4_PHY_ADDR_S1);
	break;
	case 0x1355:
	/* SGMII on lane B, MAC 2*/
	fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT1_PHY_ADDR);
	break;
	case 0x2355:
	/* 2.5G SGMII on lane A, MAC 9 */
	fm_info_set_phy_address(FM1_DTSEC9, 9);
	/* SGMII on lane B, MAC 2*/
	fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT1_PHY_ADDR);
	break;
	case 0x3335:
	/* SGMII on lane C, MAC 5 */
	fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
	case 0x3355:
	case 0x3358:
	/* SGMII on lane B, MAC 2 */
	fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT1_PHY_ADDR);
	case 0x3555:
	case 0x3558:
	/* SGMII on lane A, MAC 9 */
	fm_info_set_phy_address(FM1_DTSEC9, SGMII_CARD_PORT1_PHY_ADDR);
	break;
	case 0x1455:
	/* QSGMII on lane B, MAC 1/2/5/6 */
	fm_info_set_phy_address(FM1_DTSEC1,
	QSGMII_CARD_PORT1_PHY_ADDR_S2);
	fm_info_set_phy_address(FM1_DTSEC2,
	QSGMII_CARD_PORT2_PHY_ADDR_S2);
	fm_info_set_phy_address(FM1_DTSEC5,
	QSGMII_CARD_PORT3_PHY_ADDR_S2);
	fm_info_set_phy_address(FM1_DTSEC6,
	QSGMII_CARD_PORT4_PHY_ADDR_S2);
	break;
	case 0x2455:
	/* 2.5G SGMII on lane A, MAC 9 */
	fm_info_set_phy_address(FM1_DTSEC9, 9);
	/* QSGMII on lane B, MAC 1/2/5/6 */
	fm_info_set_phy_address(FM1_DTSEC1,
	QSGMII_CARD_PORT1_PHY_ADDR_S2);
	fm_info_set_phy_address(FM1_DTSEC2,
	QSGMII_CARD_PORT2_PHY_ADDR_S2);
	fm_info_set_phy_address(FM1_DTSEC5,
	QSGMII_CARD_PORT3_PHY_ADDR_S2);
	fm_info_set_phy_address(FM1_DTSEC6,
	QSGMII_CARD_PORT4_PHY_ADDR_S2);
	break;
	case 0x2255:
	/* 2.5G SGMII on lane A, MAC 9 */
	fm_info_set_phy_address(FM1_DTSEC9, 9);
	/* 2.5G SGMII on lane B, MAC 2 */
	fm_info_set_phy_address(FM1_DTSEC2, 2);
	break;
	case 0x3333:
	/* SGMII on lane A/B/C/D, MAC 9/2/5/6 */
	fm_info_set_phy_address(FM1_DTSEC9,
	SGMII_CARD_PORT1_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC2,
	SGMII_CARD_PORT1_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC5,
	SGMII_CARD_PORT1_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC6,
	SGMII_CARD_PORT1_PHY_ADDR);
	break;
	default:
	printf("Invalid SerDes protocol 0x%x for LS1043AQDS\n",
	srds_s1);
	break;
	}

	for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) {
	idx = i - FM1_DTSEC1;
	interface = fm_info_get_enet_if(i);
	switch (interface) {
	case PHY_INTERFACE_MODE_SGMII:
	case PHY_INTERFACE_MODE_SGMII_2500:
	case PHY_INTERFACE_MODE_QSGMII:
	if (interface == PHY_INTERFACE_MODE_SGMII) {
	lane = serdes_get_first_lane(FSL_SRDS_1,
	SGMII_FM1_DTSEC1 + idx);
	} else if (interface == PHY_INTERFACE_MODE_SGMII_2500) {
	lane = serdes_get_first_lane(FSL_SRDS_1,
	SGMII_2500_FM1_DTSEC1 + idx);
	} else {
	lane = serdes_get_first_lane(FSL_SRDS_1,
	QSGMII_FM1_A);
	}

	if (lane < 0)
	break;

	slot = lane_to_slot[lane];
	debug("FM1@DTSEC%u expects SGMII in slot %u\n",
	idx + 1, slot);
	if (QIXIS_READ(present2) & (1 << (slot - 1)))
	fm_disable_port(i);

	switch (slot) {
	case 1:
	mdio_mux[i] = EMI1_SLOT1;
	fm_info_set_mdio(i, mii_dev_for_muxval(
	mdio_mux[i]));
	break;
	case 2:
	mdio_mux[i] = EMI1_SLOT2;
	fm_info_set_mdio(i, mii_dev_for_muxval(
	mdio_mux[i]));
	break;
	case 3:
	mdio_mux[i] = EMI1_SLOT3;
	fm_info_set_mdio(i, mii_dev_for_muxval(
	mdio_mux[i]));
	break;
	case 4:
	mdio_mux[i] = EMI1_SLOT4;
	fm_info_set_mdio(i, mii_dev_for_muxval(
	mdio_mux[i]));
	break;
	default:
	break;
	}
	break;
	case PHY_INTERFACE_MODE_RGMII:
	case PHY_INTERFACE_MODE_RGMII_TXID:
	case PHY_INTERFACE_MODE_RGMII_RXID:
	case PHY_INTERFACE_MODE_RGMII_ID:
	if (i == FM1_DTSEC3)
	mdio_mux[i] = EMI1_RGMII1;
	else if (i == FM1_DTSEC4)
	mdio_mux[i] = EMI1_RGMII2;
	fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
	break;
	default:
	break;
	}
	}

	cpu_eth_init(bis);
	#endif /* CONFIG_FMAN_ENET */

	return pci_eth_init(bis);
	}