board/freescale/t4qds/eth.c - uboot/armada - Git at Google

 /*
  * Copyright 2012 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 <command.h>
 #include <netdev.h>
 #include <asm/mmu.h>
 #include <asm/processor.h>
 #include <asm/cache.h>
 #include <asm/immap_85xx.h>
 #include <asm/fsl_law.h>
 #include <asm/fsl_ddr_sdram.h>
 #include <asm/fsl_serdes.h>
 #include <asm/fsl_portals.h>
 #include <asm/fsl_liodn.h>
 #include <malloc.h>
 #include <fm_eth.h>
 #include <fsl_mdio.h>
 #include <miiphy.h>
 #include <phy.h>
 #include <asm/fsl_dtsec.h>
 #include <asm/fsl_serdes.h>
 #include "../common/qixis.h"
 #include "../common/fman.h"

 #include "t4240qds_qixis.h"

 #define EMI_NONE	0xFFFFFFFF
 #define EMI1_RGMII	0
 #define EMI1_SLOT1	1
 #define EMI1_SLOT2	2
 #define EMI1_SLOT3	3
 #define EMI1_SLOT4	4
 #define EMI1_SLOT5	5
 #define EMI1_SLOT7	7
 #define EMI2		8 /* tmp, FIXME */
 /* Slot6 and Slot8 do not have EMI connections */

 static int mdio_mux[NUM_FM_PORTS];

 static const char *mdio_names[] = {
 	"T4240QDS_MDIO0",
 	"T4240QDS_MDIO1",
 	"T4240QDS_MDIO2",
 	"T4240QDS_MDIO3",
 	"T4240QDS_MDIO4",
 	"T4240QDS_MDIO5",
 	"NULL",
 	"T4240QDS_MDIO7",
 	"T4240QDS_10GC",
 };

 static u8 lane_to_slot_fsm1[] = {1, 1, 1, 1, 2, 2, 2, 2};
 static u8 lane_to_slot_fsm2[] = {3, 3, 3, 3, 4, 4, 4, 4};

 static const char *t4240qds_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 = t4240qds_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 t4240qds_mdio {
 	u8 muxval;
 	struct mii_dev *realbus;
 };

 static void t4240qds_mux_mdio(u8 muxval)
 {
 	u8 brdcfg4;
 	if ((muxval < 6) || (muxval == 7)) {
 		brdcfg4 = QIXIS_READ(brdcfg[4]);
 		brdcfg4 &= ~BRDCFG4_EMISEL_MASK;
 		brdcfg4 |= (muxval << BRDCFG4_EMISEL_SHIFT);
 		QIXIS_WRITE(brdcfg[4], brdcfg4);
 	}
 }

 static int t4240qds_mdio_read(struct mii_dev *bus, int addr, int devad,
 				int regnum)
 {
 	struct t4240qds_mdio *priv = bus->priv;

 	t4240qds_mux_mdio(priv->muxval);

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

 static int t4240qds_mdio_write(struct mii_dev *bus, int addr, int devad,
 				int regnum, u16 value)
 {
 	struct t4240qds_mdio *priv = bus->priv;

 	t4240qds_mux_mdio(priv->muxval);

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

 static int t4240qds_mdio_reset(struct mii_dev *bus)
 {
 	struct t4240qds_mdio *priv = bus->priv;

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

 static int t4240qds_mdio_init(char *realbusname, u8 muxval)
 {
 	struct t4240qds_mdio *pmdio;
 	struct mii_dev *bus = mdio_alloc();

 	if (!bus) {
 		printf("Failed to allocate T4240QDS MDIO bus\n");
 		return -1;
 	}

 	pmdio = malloc(sizeof(*pmdio));
 	if (!pmdio) {
 		printf("Failed to allocate T4240QDS private data\n");
 		free(bus);
 		return -1;
 	}

 	bus->read = t4240qds_mdio_read;
 	bus->write = t4240qds_mdio_write;
 	bus->reset = t4240qds_mdio_reset;
 	sprintf(bus->name, t4240qds_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 *blob, char * prop, phys_addr_t pa,
 				enum fm_port port, int offset)
 {
 	if (mdio_mux[port] == EMI1_RGMII)
 		fdt_set_phy_handle(blob, prop, pa, "phy_rgmii");

 	/* TODO: will do with dts */
 }

 void fdt_fixup_board_enet(void *fdt)
 {
 	/* TODO: will do with dts */
 }

 int board_eth_init(bd_t *bis)
 {
 #if defined(CONFIG_FMAN_ENET)
 	int i;
 	struct memac_mdio_info dtsec_mdio_info;
 	struct memac_mdio_info tgec_mdio_info;
 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 	u32 srds_prtcl_s1, srds_prtcl_s2;

 	srds_prtcl_s1 = in_be32(&gur->rcwsr[4]) &
 					FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
 	srds_prtcl_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
 	srds_prtcl_s2 = in_be32(&gur->rcwsr[4]) &
 					FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
 	srds_prtcl_s2 >>= FSL_CORENET2_RCWSR4_SRDS2_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_FM2_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_FM2_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 */
 	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII);
 	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT1);
 	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT2);
 	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT3);
 	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT4);
 	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT5);
 	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT7);
 	t4240qds_mdio_init(DEFAULT_FM_TGEC_MDIO_NAME, EMI2);


 	switch (srds_prtcl_s1) {
 	case 1:
 	case 2:
 	case 4:
 		/* XAUI/HiGig in Slot1 and Slot2 */
 		fm_info_set_phy_address(FM1_10GEC1, FM1_10GEC1_PHY_ADDR);
 		fm_info_set_phy_address(FM1_10GEC2, FM1_10GEC2_PHY_ADDR);
 		break;
 	case 28:
 	case 36:
 		/* SGMII in Slot1 and Slot2 */
 		fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC3, SGMII_CARD_PORT3_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC4, SGMII_CARD_PORT4_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR);
 		if ((srds_prtcl_s2 != 56) && (srds_prtcl_s2 != 57)) {
 			fm_info_set_phy_address(FM1_DTSEC9,
 						SGMII_CARD_PORT4_PHY_ADDR);
 			fm_info_set_phy_address(FM1_DTSEC10,
 						SGMII_CARD_PORT3_PHY_ADDR);
 		}
 		break;
 	case 38:
 		fm_info_set_phy_address(FM1_DTSEC5, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC6, QSGMII_CARD_PHY_ADDR);
 		if ((srds_prtcl_s2 != 56) && (srds_prtcl_s2 != 57)) {
 			fm_info_set_phy_address(FM1_DTSEC9,
 						QSGMII_CARD_PHY_ADDR);
 			fm_info_set_phy_address(FM1_DTSEC10,
 						QSGMII_CARD_PHY_ADDR);
 		}
 		break;
 	case 40:
 	case 46:
 	case 48:
 		fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR);
 		if ((srds_prtcl_s2 != 56) && (srds_prtcl_s2 != 57)) {
 			fm_info_set_phy_address(FM1_DTSEC10,
 						SGMII_CARD_PORT3_PHY_ADDR);
 			fm_info_set_phy_address(FM1_DTSEC9,
 						SGMII_CARD_PORT4_PHY_ADDR);
 		}
 		fm_info_set_phy_address(FM1_DTSEC1, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC2, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC3, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM1_DTSEC4, QSGMII_CARD_PHY_ADDR);
 		break;
 	default:
 		puts("Invalid SerDes1 protocol for T4240QDS\n");
 		break;
 	}

 	for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) {
 		int idx = i - FM1_DTSEC1, lane, slot;
 		switch (fm_info_get_enet_if(i)) {
 		case PHY_INTERFACE_MODE_SGMII:
 			lane = serdes_get_first_lane(FSL_SRDS_1,
 						SGMII_FM1_DTSEC1 + idx);
 			if (lane < 0)
 				break;
 			slot = lane_to_slot_fsm1[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;
 			};
 			break;
 		case PHY_INTERFACE_MODE_RGMII:
 			/* FM1 DTSEC5 routes to RGMII with EC2 */
 			debug("FM1@DTSEC%u is RGMII at address %u\n",
 				idx + 1, 2);
 			if (i == FM1_DTSEC5)
 				fm_info_set_phy_address(i, 2);
 			mdio_mux[i] = EMI1_RGMII;
 			fm_info_set_mdio(i,
 				mii_dev_for_muxval(mdio_mux[i]));
 			break;
 		default:
 			break;
 		}
 	}

 	for (i = FM1_10GEC1; i < FM1_10GEC1 + CONFIG_SYS_NUM_FM1_10GEC; i++) {
 		switch (fm_info_get_enet_if(i)) {
 		case PHY_INTERFACE_MODE_XGMII:
 			mdio_mux[i] = EMI2;
 			fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
 			break;
 		default:
 			break;
 		}
 	}


 #if (CONFIG_SYS_NUM_FMAN == 2)
 	switch (srds_prtcl_s2) {
 	case 1:
 	case 2:
 	case 4:
 		/* XAUI/HiGig in Slot3 and Slot4 */
 		fm_info_set_phy_address(FM2_10GEC1, FM2_10GEC1_PHY_ADDR);
 		fm_info_set_phy_address(FM2_10GEC2, FM2_10GEC2_PHY_ADDR);
 		break;
 	case 7:
 	case 13:
 	case 14:
 	case 16:
 	case 22:
 	case 23:
 	case 25:
 	case 26:
 		/* XAUI/HiGig in Slot3, SGMII in Slot4 */
 		fm_info_set_phy_address(FM2_10GEC1, FM2_10GEC1_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC3, SGMII_CARD_PORT3_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC4, SGMII_CARD_PORT4_PHY_ADDR);
 		break;
 	case 28:
 	case 36:
 		/* SGMII in Slot3 and Slot4 */
 		fm_info_set_phy_address(FM2_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC3, SGMII_CARD_PORT3_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC4, SGMII_CARD_PORT4_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC9, SGMII_CARD_PORT4_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC10, SGMII_CARD_PORT3_PHY_ADDR);
 		break;
 	case 38:
 		/* QSGMII in Slot3 and Slot4 */
 		fm_info_set_phy_address(FM2_DTSEC1, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC2, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC3, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC4, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC5, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC6, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC9, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC10, QSGMII_CARD_PHY_ADDR);
 		break;
 	case 40:
 	case 46:
 	case 48:
 		/* SGMII in Slot3 */
 		fm_info_set_phy_address(FM2_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC9, SGMII_CARD_PORT4_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC10, SGMII_CARD_PORT3_PHY_ADDR);
 		/* QSGMII in Slot4 */
 		fm_info_set_phy_address(FM2_DTSEC1, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC2, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC3, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC4, QSGMII_CARD_PHY_ADDR);
 		break;
 	case 50:
 	case 52:
 	case 54:
 		fm_info_set_phy_address(FM2_10GEC1, FM2_10GEC1_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC1, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC2, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC3, QSGMII_CARD_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC4, QSGMII_CARD_PHY_ADDR);
 		break;
 	case 56:
 	case 57:
 		/* XFI in Slot3, SGMII in Slot4 */
 		fm_info_set_phy_address(FM1_10GEC1, XFI_CARD_PORT1_PHY_ADDR);
 		fm_info_set_phy_address(FM1_10GEC2, XFI_CARD_PORT2_PHY_ADDR);
 		fm_info_set_phy_address(FM2_10GEC2, XFI_CARD_PORT3_PHY_ADDR);
 		fm_info_set_phy_address(FM2_10GEC1, XFI_CARD_PORT4_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC3, SGMII_CARD_PORT3_PHY_ADDR);
 		fm_info_set_phy_address(FM2_DTSEC4, SGMII_CARD_PORT4_PHY_ADDR);
 		break;
 	default:
 		puts("Invalid SerDes2 protocol for T4240QDS\n");
 		break;
 	}

 	for (i = FM2_DTSEC1; i < FM2_DTSEC1 + CONFIG_SYS_NUM_FM2_DTSEC; i++) {
 		int idx = i - FM2_DTSEC1, lane, slot;
 		switch (fm_info_get_enet_if(i)) {
 		case PHY_INTERFACE_MODE_SGMII:
 			lane = serdes_get_first_lane(FSL_SRDS_2,
 						SGMII_FM2_DTSEC1 + idx);
 			if (lane < 0)
 				break;
 			slot = lane_to_slot_fsm2[lane];
 			debug("FM2@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 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;
 			};
 			break;
 		case PHY_INTERFACE_MODE_RGMII:
 			/*
 			 * If DTSEC5 is RGMII, then it's routed via via EC1 to
 			 * the first on-board RGMII port.  If DTSEC6 is RGMII,
 			 * then it's routed via via EC2 to the second on-board
 			 * RGMII port.
 			 */
 			debug("FM2@DTSEC%u is RGMII at address %u\n",
 				idx + 1, i == FM2_DTSEC5 ? 1 : 2);
 			fm_info_set_phy_address(i, i == FM2_DTSEC5 ? 1 : 2);
 			mdio_mux[i] = EMI1_RGMII;
 			fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
 			break;
 		default:
 			break;
 		}
 	}

 	for (i = FM2_10GEC1; i < FM2_10GEC1 + CONFIG_SYS_NUM_FM2_10GEC; i++) {
 		switch (fm_info_get_enet_if(i)) {
 		case PHY_INTERFACE_MODE_XGMII:
 			mdio_mux[i] = EMI2;
 			fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
 			break;
 		default:
 			break;
 		}
 	}
 #endif /* CONFIG_SYS_NUM_FMAN */

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

 	return pci_eth_init(bis);
 }
	/*
	* Copyright 2012 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 <command.h>
	#include <netdev.h>
	#include <asm/mmu.h>
	#include <asm/processor.h>
	#include <asm/cache.h>
	#include <asm/immap_85xx.h>
	#include <asm/fsl_law.h>
	#include <asm/fsl_ddr_sdram.h>
	#include <asm/fsl_serdes.h>
	#include <asm/fsl_portals.h>
	#include <asm/fsl_liodn.h>
	#include <malloc.h>
	#include <fm_eth.h>
	#include <fsl_mdio.h>
	#include <miiphy.h>
	#include <phy.h>
	#include <asm/fsl_dtsec.h>
	#include <asm/fsl_serdes.h>
	#include "../common/qixis.h"
	#include "../common/fman.h"

	#include "t4240qds_qixis.h"

	#define EMI_NONE 0xFFFFFFFF
	#define EMI1_RGMII 0
	#define EMI1_SLOT1 1
	#define EMI1_SLOT2 2
	#define EMI1_SLOT3 3
	#define EMI1_SLOT4 4
	#define EMI1_SLOT5 5
	#define EMI1_SLOT7 7
	#define EMI2 8 /* tmp, FIXME */
	/* Slot6 and Slot8 do not have EMI connections */

	static int mdio_mux[NUM_FM_PORTS];

	static const char *mdio_names[] = {
	"T4240QDS_MDIO0",
	"T4240QDS_MDIO1",
	"T4240QDS_MDIO2",
	"T4240QDS_MDIO3",
	"T4240QDS_MDIO4",
	"T4240QDS_MDIO5",
	"NULL",
	"T4240QDS_MDIO7",
	"T4240QDS_10GC",
	};

	static u8 lane_to_slot_fsm1[] = {1, 1, 1, 1, 2, 2, 2, 2};
	static u8 lane_to_slot_fsm2[] = {3, 3, 3, 3, 4, 4, 4, 4};

	static const char *t4240qds_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 = t4240qds_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 t4240qds_mdio {
	u8 muxval;
	struct mii_dev *realbus;
	};

	static void t4240qds_mux_mdio(u8 muxval)
	{
	u8 brdcfg4;
	if ((muxval < 6) \|\| (muxval == 7)) {
	brdcfg4 = QIXIS_READ(brdcfg[4]);
	brdcfg4 &= ~BRDCFG4_EMISEL_MASK;
	brdcfg4 \|= (muxval << BRDCFG4_EMISEL_SHIFT);
	QIXIS_WRITE(brdcfg[4], brdcfg4);
	}
	}

	static int t4240qds_mdio_read(struct mii_dev *bus, int addr, int devad,
	int regnum)
	{
	struct t4240qds_mdio *priv = bus->priv;

	t4240qds_mux_mdio(priv->muxval);

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

	static int t4240qds_mdio_write(struct mii_dev *bus, int addr, int devad,
	int regnum, u16 value)
	{
	struct t4240qds_mdio *priv = bus->priv;

	t4240qds_mux_mdio(priv->muxval);

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

	static int t4240qds_mdio_reset(struct mii_dev *bus)
	{
	struct t4240qds_mdio *priv = bus->priv;

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

	static int t4240qds_mdio_init(char *realbusname, u8 muxval)
	{
	struct t4240qds_mdio *pmdio;
	struct mii_dev *bus = mdio_alloc();

	if (!bus) {
	printf("Failed to allocate T4240QDS MDIO bus\n");
	return -1;
	}

	pmdio = malloc(sizeof(*pmdio));
	if (!pmdio) {
	printf("Failed to allocate T4240QDS private data\n");
	free(bus);
	return -1;
	}

	bus->read = t4240qds_mdio_read;
	bus->write = t4240qds_mdio_write;
	bus->reset = t4240qds_mdio_reset;
	sprintf(bus->name, t4240qds_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 blob, char prop, phys_addr_t pa,
	enum fm_port port, int offset)
	{
	if (mdio_mux[port] == EMI1_RGMII)
	fdt_set_phy_handle(blob, prop, pa, "phy_rgmii");

	/* TODO: will do with dts */
	}

	void fdt_fixup_board_enet(void *fdt)
	{
	/* TODO: will do with dts */
	}

	int board_eth_init(bd_t *bis)
	{
	#if defined(CONFIG_FMAN_ENET)
	int i;
	struct memac_mdio_info dtsec_mdio_info;
	struct memac_mdio_info tgec_mdio_info;
	ccsr_gur_t gur = (void )(CONFIG_SYS_MPC85xx_GUTS_ADDR);
	u32 srds_prtcl_s1, srds_prtcl_s2;

	srds_prtcl_s1 = in_be32(&gur->rcwsr[4]) &
	FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
	srds_prtcl_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
	srds_prtcl_s2 = in_be32(&gur->rcwsr[4]) &
	FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
	srds_prtcl_s2 >>= FSL_CORENET2_RCWSR4_SRDS2_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_FM2_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_FM2_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 */
	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_RGMII);
	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT1);
	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT2);
	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT3);
	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT4);
	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT5);
	t4240qds_mdio_init(DEFAULT_FM_MDIO_NAME, EMI1_SLOT7);
	t4240qds_mdio_init(DEFAULT_FM_TGEC_MDIO_NAME, EMI2);


	switch (srds_prtcl_s1) {
	case 1:
	case 2:
	case 4:
	/* XAUI/HiGig in Slot1 and Slot2 */
	fm_info_set_phy_address(FM1_10GEC1, FM1_10GEC1_PHY_ADDR);
	fm_info_set_phy_address(FM1_10GEC2, FM1_10GEC2_PHY_ADDR);
	break;
	case 28:
	case 36:
	/* SGMII in Slot1 and Slot2 */
	fm_info_set_phy_address(FM1_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC3, SGMII_CARD_PORT3_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC4, SGMII_CARD_PORT4_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR);
	if ((srds_prtcl_s2 != 56) && (srds_prtcl_s2 != 57)) {
	fm_info_set_phy_address(FM1_DTSEC9,
	SGMII_CARD_PORT4_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC10,
	SGMII_CARD_PORT3_PHY_ADDR);
	}
	break;
	case 38:
	fm_info_set_phy_address(FM1_DTSEC5, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC6, QSGMII_CARD_PHY_ADDR);
	if ((srds_prtcl_s2 != 56) && (srds_prtcl_s2 != 57)) {
	fm_info_set_phy_address(FM1_DTSEC9,
	QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC10,
	QSGMII_CARD_PHY_ADDR);
	}
	break;
	case 40:
	case 46:
	case 48:
	fm_info_set_phy_address(FM1_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR);
	if ((srds_prtcl_s2 != 56) && (srds_prtcl_s2 != 57)) {
	fm_info_set_phy_address(FM1_DTSEC10,
	SGMII_CARD_PORT3_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC9,
	SGMII_CARD_PORT4_PHY_ADDR);
	}
	fm_info_set_phy_address(FM1_DTSEC1, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC2, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC3, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM1_DTSEC4, QSGMII_CARD_PHY_ADDR);
	break;
	default:
	puts("Invalid SerDes1 protocol for T4240QDS\n");
	break;
	}

	for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) {
	int idx = i - FM1_DTSEC1, lane, slot;
	switch (fm_info_get_enet_if(i)) {
	case PHY_INTERFACE_MODE_SGMII:
	lane = serdes_get_first_lane(FSL_SRDS_1,
	SGMII_FM1_DTSEC1 + idx);
	if (lane < 0)
	break;
	slot = lane_to_slot_fsm1[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;
	};
	break;
	case PHY_INTERFACE_MODE_RGMII:
	/* FM1 DTSEC5 routes to RGMII with EC2 */
	debug("FM1@DTSEC%u is RGMII at address %u\n",
	idx + 1, 2);
	if (i == FM1_DTSEC5)
	fm_info_set_phy_address(i, 2);
	mdio_mux[i] = EMI1_RGMII;
	fm_info_set_mdio(i,
	mii_dev_for_muxval(mdio_mux[i]));
	break;
	default:
	break;
	}
	}

	for (i = FM1_10GEC1; i < FM1_10GEC1 + CONFIG_SYS_NUM_FM1_10GEC; i++) {
	switch (fm_info_get_enet_if(i)) {
	case PHY_INTERFACE_MODE_XGMII:
	mdio_mux[i] = EMI2;
	fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
	break;
	default:
	break;
	}
	}


	#if (CONFIG_SYS_NUM_FMAN == 2)
	switch (srds_prtcl_s2) {
	case 1:
	case 2:
	case 4:
	/* XAUI/HiGig in Slot3 and Slot4 */
	fm_info_set_phy_address(FM2_10GEC1, FM2_10GEC1_PHY_ADDR);
	fm_info_set_phy_address(FM2_10GEC2, FM2_10GEC2_PHY_ADDR);
	break;
	case 7:
	case 13:
	case 14:
	case 16:
	case 22:
	case 23:
	case 25:
	case 26:
	/* XAUI/HiGig in Slot3, SGMII in Slot4 */
	fm_info_set_phy_address(FM2_10GEC1, FM2_10GEC1_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC3, SGMII_CARD_PORT3_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC4, SGMII_CARD_PORT4_PHY_ADDR);
	break;
	case 28:
	case 36:
	/* SGMII in Slot3 and Slot4 */
	fm_info_set_phy_address(FM2_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC3, SGMII_CARD_PORT3_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC4, SGMII_CARD_PORT4_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC9, SGMII_CARD_PORT4_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC10, SGMII_CARD_PORT3_PHY_ADDR);
	break;
	case 38:
	/* QSGMII in Slot3 and Slot4 */
	fm_info_set_phy_address(FM2_DTSEC1, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC2, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC3, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC4, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC5, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC6, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC9, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC10, QSGMII_CARD_PHY_ADDR);
	break;
	case 40:
	case 46:
	case 48:
	/* SGMII in Slot3 */
	fm_info_set_phy_address(FM2_DTSEC5, SGMII_CARD_PORT1_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC6, SGMII_CARD_PORT2_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC9, SGMII_CARD_PORT4_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC10, SGMII_CARD_PORT3_PHY_ADDR);
	/* QSGMII in Slot4 */
	fm_info_set_phy_address(FM2_DTSEC1, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC2, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC3, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC4, QSGMII_CARD_PHY_ADDR);
	break;
	case 50:
	case 52:
	case 54:
	fm_info_set_phy_address(FM2_10GEC1, FM2_10GEC1_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC1, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC2, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC3, QSGMII_CARD_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC4, QSGMII_CARD_PHY_ADDR);
	break;
	case 56:
	case 57:
	/* XFI in Slot3, SGMII in Slot4 */
	fm_info_set_phy_address(FM1_10GEC1, XFI_CARD_PORT1_PHY_ADDR);
	fm_info_set_phy_address(FM1_10GEC2, XFI_CARD_PORT2_PHY_ADDR);
	fm_info_set_phy_address(FM2_10GEC2, XFI_CARD_PORT3_PHY_ADDR);
	fm_info_set_phy_address(FM2_10GEC1, XFI_CARD_PORT4_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC1, SGMII_CARD_PORT1_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC2, SGMII_CARD_PORT2_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC3, SGMII_CARD_PORT3_PHY_ADDR);
	fm_info_set_phy_address(FM2_DTSEC4, SGMII_CARD_PORT4_PHY_ADDR);
	break;
	default:
	puts("Invalid SerDes2 protocol for T4240QDS\n");
	break;
	}

	for (i = FM2_DTSEC1; i < FM2_DTSEC1 + CONFIG_SYS_NUM_FM2_DTSEC; i++) {
	int idx = i - FM2_DTSEC1, lane, slot;
	switch (fm_info_get_enet_if(i)) {
	case PHY_INTERFACE_MODE_SGMII:
	lane = serdes_get_first_lane(FSL_SRDS_2,
	SGMII_FM2_DTSEC1 + idx);
	if (lane < 0)
	break;
	slot = lane_to_slot_fsm2[lane];
	debug("FM2@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 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;
	};
	break;
	case PHY_INTERFACE_MODE_RGMII:
	/*
	* If DTSEC5 is RGMII, then it's routed via via EC1 to
	* the first on-board RGMII port. If DTSEC6 is RGMII,
	* then it's routed via via EC2 to the second on-board
	* RGMII port.
	*/
	debug("FM2@DTSEC%u is RGMII at address %u\n",
	idx + 1, i == FM2_DTSEC5 ? 1 : 2);
	fm_info_set_phy_address(i, i == FM2_DTSEC5 ? 1 : 2);
	mdio_mux[i] = EMI1_RGMII;
	fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
	break;
	default:
	break;
	}
	}

	for (i = FM2_10GEC1; i < FM2_10GEC1 + CONFIG_SYS_NUM_FM2_10GEC; i++) {
	switch (fm_info_get_enet_if(i)) {
	case PHY_INTERFACE_MODE_XGMII:
	mdio_mux[i] = EMI2;
	fm_info_set_mdio(i, mii_dev_for_muxval(mdio_mux[i]));
	break;
	default:
	break;
	}
	}
	#endif /* CONFIG_SYS_NUM_FMAN */

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

	return pci_eth_init(bis);
	}