board/freescale/mpc8548cds/mpc8548cds.c - filogic/uboot - Gitiles

 /*
  * Copyright 2004, 2007, 2009-2010 Freescale Semiconductor, Inc.
  *
  * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
  *
  * 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 <pci.h>
 #include <asm/processor.h>
 #include <asm/mmu.h>
 #include <asm/immap_85xx.h>
 #include <asm/fsl_pci.h>
 #include <asm/fsl_ddr_sdram.h>
 #include <asm/fsl_serdes.h>
 #include <spd_sdram.h>
 #include <miiphy.h>
 #include <libfdt.h>
 #include <fdt_support.h>

 #include "../common/cadmus.h"
 #include "../common/eeprom.h"
 #include "../common/via.h"

 DECLARE_GLOBAL_DATA_PTR;

 void local_bus_init(void);
 void sdram_init(void);

 int checkboard (void)
 {
 	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 	volatile ccsr_local_ecm_t *ecm = (void *)(CONFIG_SYS_MPC85xx_ECM_ADDR);

 	/* PCI slot in USER bits CSR[6:7] by convention. */
 	uint pci_slot = get_pci_slot ();

 	uint cpu_board_rev = get_cpu_board_revision ();

 	printf ("Board: CDS Version 0x%02x, PCI Slot %d\n",
 		get_board_version (), pci_slot);

 	printf ("CPU Board Revision %d.%d (0x%04x)\n",
 		MPC85XX_CPU_BOARD_MAJOR (cpu_board_rev),
 		MPC85XX_CPU_BOARD_MINOR (cpu_board_rev), cpu_board_rev);
 	/*
 	 * Initialize local bus.
 	 */
 	local_bus_init ();

 	/*
 	 * Hack TSEC 3 and 4 IO voltages.
 	 */
 	gur->tsec34ioovcr = 0xe7e0;	/*  1110 0111 1110 0xxx */

 	ecm->eedr = 0xffffffff;		/* clear ecm errors */
 	ecm->eeer = 0xffffffff;		/* enable ecm errors */
 	return 0;
 }

 phys_size_t
 initdram(int board_type)
 {
 	long dram_size = 0;

 	puts("Initializing\n");

 #if defined(CONFIG_DDR_DLL)
 	{
 		/*
 		 * Work around to stabilize DDR DLL MSYNC_IN.
 		 * Errata DDR9 seems to have been fixed.
 		 * This is now the workaround for Errata DDR11:
 		 *    Override DLL = 1, Course Adj = 1, Tap Select = 0
 		 */

 		volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);

 		gur->ddrdllcr = 0x81000000;
 		asm("sync;isync;msync");
 		udelay(200);
 	}
 #endif

 	dram_size = fsl_ddr_sdram();
 	dram_size = setup_ddr_tlbs(dram_size / 0x100000);
 	dram_size *= 0x100000;

 	/*
 	 * SDRAM Initialization
 	 */
 	sdram_init();

 	puts("    DDR: ");
 	return dram_size;
 }

 /*
  * Initialize Local Bus
  */
 void
 local_bus_init(void)
 {
 	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 	volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;

 	uint clkdiv;
 	uint lbc_hz;
 	sys_info_t sysinfo;

 	get_sys_info(&sysinfo);
 	clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2;
 	lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;

 	gur->lbiuiplldcr1 = 0x00078080;
 	if (clkdiv == 16) {
 		gur->lbiuiplldcr0 = 0x7c0f1bf0;
 	} else if (clkdiv == 8) {
 		gur->lbiuiplldcr0 = 0x6c0f1bf0;
 	} else if (clkdiv == 4) {
 		gur->lbiuiplldcr0 = 0x5c0f1bf0;
 	}

 	lbc->lcrr |= 0x00030000;

 	asm("sync;isync;msync");

 	lbc->ltesr = 0xffffffff;	/* Clear LBC error interrupts */
 	lbc->lteir = 0xffffffff;	/* Enable LBC error interrupts */
 }

 /*
  * Initialize SDRAM memory on the Local Bus.
  */
 void
 sdram_init(void)
 {
 #if defined(CONFIG_SYS_OR2_PRELIM) && defined(CONFIG_SYS_BR2_PRELIM)

 	uint idx;
 	volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
 	uint *sdram_addr = (uint *)CONFIG_SYS_LBC_SDRAM_BASE;
 	uint cpu_board_rev;
 	uint lsdmr_common;

 	puts("    SDRAM: ");

 	print_size (CONFIG_SYS_LBC_SDRAM_SIZE * 1024 * 1024, "\n");

 	/*
 	 * Setup SDRAM Base and Option Registers
 	 */
 	set_lbc_or(2, CONFIG_SYS_OR2_PRELIM);
 	set_lbc_br(2, CONFIG_SYS_BR2_PRELIM);
 	lbc->lbcr = CONFIG_SYS_LBC_LBCR;
 	asm("msync");

 	lbc->lsrt = CONFIG_SYS_LBC_LSRT;
 	lbc->mrtpr = CONFIG_SYS_LBC_MRTPR;
 	asm("msync");

 	/*
 	 * MPC8548 uses "new" 15-16 style addressing.
 	 */
 	cpu_board_rev = get_cpu_board_revision();
 	lsdmr_common = CONFIG_SYS_LBC_LSDMR_COMMON;
 	lsdmr_common |= LSDMR_BSMA1516;

 	/*
 	 * Issue PRECHARGE ALL command.
 	 */
 	lbc->lsdmr = lsdmr_common | LSDMR_OP_PCHALL;
 	asm("sync;msync");
 	*sdram_addr = 0xff;
 	ppcDcbf((unsigned long) sdram_addr);
 	udelay(100);

 	/*
 	 * Issue 8 AUTO REFRESH commands.
 	 */
 	for (idx = 0; idx < 8; idx++) {
 		lbc->lsdmr = lsdmr_common | LSDMR_OP_ARFRSH;
 		asm("sync;msync");
 		*sdram_addr = 0xff;
 		ppcDcbf((unsigned long) sdram_addr);
 		udelay(100);
 	}

 	/*
 	 * Issue 8 MODE-set command.
 	 */
 	lbc->lsdmr = lsdmr_common | LSDMR_OP_MRW;
 	asm("sync;msync");
 	*sdram_addr = 0xff;
 	ppcDcbf((unsigned long) sdram_addr);
 	udelay(100);

 	/*
 	 * Issue NORMAL OP command.
 	 */
 	lbc->lsdmr = lsdmr_common | LSDMR_OP_NORMAL;
 	asm("sync;msync");
 	*sdram_addr = 0xff;
 	ppcDcbf((unsigned long) sdram_addr);
 	udelay(200);    /* Overkill. Must wait > 200 bus cycles */

 #endif	/* enable SDRAM init */
 }

 #if defined(CONFIG_PCI) || defined(CONFIG_PCI1)
 /* For some reason the Tundra PCI bridge shows up on itself as a
  * different device.  Work around that by refusing to configure it.
  */
 void dummy_func(struct pci_controller* hose, pci_dev_t dev, struct pci_config_table *tab) { }

 static struct pci_config_table pci_mpc85xxcds_config_table[] = {
 	{0x10e3, 0x0513, PCI_ANY_ID, 1, 3, PCI_ANY_ID, dummy_func, {0,0,0}},
 	{0x1106, 0x0686, PCI_ANY_ID, 1, VIA_ID, 0, mpc85xx_config_via, {0,0,0}},
 	{0x1106, 0x0571, PCI_ANY_ID, 1, VIA_ID, 1,
 		mpc85xx_config_via_usbide, {0,0,0}},
 	{0x1105, 0x3038, PCI_ANY_ID, 1, VIA_ID, 2,
 		mpc85xx_config_via_usb, {0,0,0}},
 	{0x1106, 0x3038, PCI_ANY_ID, 1, VIA_ID, 3,
 		mpc85xx_config_via_usb2, {0,0,0}},
 	{0x1106, 0x3058, PCI_ANY_ID, 1, VIA_ID, 5,
 		mpc85xx_config_via_power, {0,0,0}},
 	{0x1106, 0x3068, PCI_ANY_ID, 1, VIA_ID, 6,
 		mpc85xx_config_via_ac97, {0,0,0}},
 	{},
 };

 static struct pci_controller pci1_hose = {
 	config_table: pci_mpc85xxcds_config_table};
 #endif	/* CONFIG_PCI */

 #ifdef CONFIG_PCI2
 static struct pci_controller pci2_hose;
 #endif	/* CONFIG_PCI2 */

 #ifdef CONFIG_PCIE1
 static struct pci_controller pcie1_hose;
 #endif	/* CONFIG_PCIE1 */

 void pci_init_board(void)
 {
 	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 	struct fsl_pci_info pci_info[4];
 	u32 devdisr, pordevsr, io_sel;
 	u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
 	int first_free_busno = 0;
 	int num = 0;

 	int pcie_ep, pcie_configured;

 	devdisr = in_be32(&gur->devdisr);
 	pordevsr = in_be32(&gur->pordevsr);
 	porpllsr = in_be32(&gur->porpllsr);
 	io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;

 	debug ("   pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel);

 #ifdef CONFIG_PCI1
 	pci_speed = get_clock_freq ();	/* PCI PSPEED in [4:5] */
 	pci_32 = pordevsr & MPC85xx_PORDEVSR_PCI1_PCI32;	/* PORDEVSR[15] */
 	pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
 	pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;

 	if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
 		SET_STD_PCI_INFO(pci_info[num], 1);
 		pci_agent = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
 		printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
 			(pci_32) ? 32 : 64,
 			(pci_speed == 33333000) ? "33" :
 			(pci_speed == 66666000) ? "66" : "unknown",
 			pci_clk_sel ? "sync" : "async",
 			pci_agent ? "agent" : "host",
 			pci_arb ? "arbiter" : "external-arbiter",
 			pci_info[num].regs);

 		first_free_busno = fsl_pci_init_port(&pci_info[num++],
 					&pci1_hose, first_free_busno);

 #ifdef CONFIG_PCIX_CHECK
 		if (!(pordevsr & MPC85xx_PORDEVSR_PCI1)) {
 			/* PCI-X init */
 			if (CONFIG_SYS_CLK_FREQ < 66000000)
 				printf("PCI-X will only work at 66 MHz\n");

 			reg16 = PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ
 				| PCI_X_CMD_ERO | PCI_X_CMD_DPERR_E;
 			pci_hose_write_config_word(hose, bus, PCIX_COMMAND, reg16);
 		}
 #endif
 	} else {
 		printf("PCI: disabled\n");
 	}

 	puts("\n");
 #else
 	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
 #endif

 #ifdef CONFIG_PCI2
 {
 	uint pci2_clk_sel = porpllsr & 0x4000;	/* PORPLLSR[17] */
 	uint pci_dual = get_pci_dual ();	/* PCI DUAL in CM_PCI[3] */
 	if (pci_dual) {
 		printf("PCI2: 32 bit, 66 MHz, %s\n",
 			pci2_clk_sel ? "sync" : "async");
 	} else {
 		printf("PCI2: disabled\n");
 	}
 }
 #else
 	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI2); /* disable */
 #endif /* CONFIG_PCI2 */

 #ifdef CONFIG_PCIE1
 	pcie_configured = is_serdes_configured(PCIE1);

 	if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
 		SET_STD_PCIE_INFO(pci_info[num], 1);
 		pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs);
 		printf("PCIE1: connected to Slot as %s (base addr %lx)\n",
 			pcie_ep ? "Endpoint" : "Root Complex",
 			pci_info[num].regs);

 		first_free_busno = fsl_pci_init_port(&pci_info[num++],
 					&pcie1_hose, first_free_busno);
 	} else {
 		printf("PCIE1: disabled\n");
 	}

 	puts("\n");
 #else
 	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */
 #endif
 }

 int last_stage_init(void)
 {
 	unsigned short temp;

 	/* Change the resistors for the PHY */
 	/* This is needed to get the RGMII working for the 1.3+
 	 * CDS cards */
 	if (get_board_version() ==  0x13) {
 		miiphy_write(CONFIG_TSEC1_NAME,
 				TSEC1_PHY_ADDR, 29, 18);

 		miiphy_read(CONFIG_TSEC1_NAME,
 				TSEC1_PHY_ADDR, 30, &temp);

 		temp = (temp & 0xf03f);
 		temp |= 2 << 9;		/* 36 ohm */
 		temp |= 2 << 6;		/* 39 ohm */

 		miiphy_write(CONFIG_TSEC1_NAME,
 				TSEC1_PHY_ADDR, 30, temp);

 		miiphy_write(CONFIG_TSEC1_NAME,
 				TSEC1_PHY_ADDR, 29, 3);

 		miiphy_write(CONFIG_TSEC1_NAME,
 				TSEC1_PHY_ADDR, 30, 0x8000);
 	}

 	return 0;
 }


 #if defined(CONFIG_OF_BOARD_SETUP)
 void ft_pci_setup(void *blob, bd_t *bd)
 {
 	FT_FSL_PCI_SETUP;
 }
 #endif
	/*
	* Copyright 2004, 2007, 2009-2010 Freescale Semiconductor, Inc.
	*
	* (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
	*
	* 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 <pci.h>
	#include <asm/processor.h>
	#include <asm/mmu.h>
	#include <asm/immap_85xx.h>
	#include <asm/fsl_pci.h>
	#include <asm/fsl_ddr_sdram.h>
	#include <asm/fsl_serdes.h>
	#include <spd_sdram.h>
	#include <miiphy.h>
	#include <libfdt.h>
	#include <fdt_support.h>

	#include "../common/cadmus.h"
	#include "../common/eeprom.h"
	#include "../common/via.h"

	DECLARE_GLOBAL_DATA_PTR;

	void local_bus_init(void);
	void sdram_init(void);

	int checkboard (void)
	{
	volatile ccsr_gur_t gur = (void )(CONFIG_SYS_MPC85xx_GUTS_ADDR);
	volatile ccsr_local_ecm_t ecm = (void )(CONFIG_SYS_MPC85xx_ECM_ADDR);

	/* PCI slot in USER bits CSR[6:7] by convention. */
	uint pci_slot = get_pci_slot ();

	uint cpu_board_rev = get_cpu_board_revision ();

	printf ("Board: CDS Version 0x%02x, PCI Slot %d\n",
	get_board_version (), pci_slot);

	printf ("CPU Board Revision %d.%d (0x%04x)\n",
	MPC85XX_CPU_BOARD_MAJOR (cpu_board_rev),
	MPC85XX_CPU_BOARD_MINOR (cpu_board_rev), cpu_board_rev);
	/*
	* Initialize local bus.
	*/
	local_bus_init ();

	/*
	* Hack TSEC 3 and 4 IO voltages.
	*/
	gur->tsec34ioovcr = 0xe7e0; /* 1110 0111 1110 0xxx */

	ecm->eedr = 0xffffffff; /* clear ecm errors */
	ecm->eeer = 0xffffffff; /* enable ecm errors */
	return 0;
	}

	phys_size_t
	initdram(int board_type)
	{
	long dram_size = 0;

	puts("Initializing\n");

	#if defined(CONFIG_DDR_DLL)
	{
	/*
	* Work around to stabilize DDR DLL MSYNC_IN.
	* Errata DDR9 seems to have been fixed.
	* This is now the workaround for Errata DDR11:
	* Override DLL = 1, Course Adj = 1, Tap Select = 0
	*/

	volatile ccsr_gur_t gur = (void )(CONFIG_SYS_MPC85xx_GUTS_ADDR);

	gur->ddrdllcr = 0x81000000;
	asm("sync;isync;msync");
	udelay(200);
	}
	#endif

	dram_size = fsl_ddr_sdram();
	dram_size = setup_ddr_tlbs(dram_size / 0x100000);
	dram_size *= 0x100000;

	/*
	* SDRAM Initialization
	*/
	sdram_init();

	puts(" DDR: ");
	return dram_size;
	}

	/*
	* Initialize Local Bus
	*/
	void
	local_bus_init(void)
	{
	volatile ccsr_gur_t gur = (void )(CONFIG_SYS_MPC85xx_GUTS_ADDR);
	volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;

	uint clkdiv;
	uint lbc_hz;
	sys_info_t sysinfo;

	get_sys_info(&sysinfo);
	clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2;
	lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;

	gur->lbiuiplldcr1 = 0x00078080;
	if (clkdiv == 16) {
	gur->lbiuiplldcr0 = 0x7c0f1bf0;
	} else if (clkdiv == 8) {
	gur->lbiuiplldcr0 = 0x6c0f1bf0;
	} else if (clkdiv == 4) {
	gur->lbiuiplldcr0 = 0x5c0f1bf0;
	}

	lbc->lcrr \|= 0x00030000;

	asm("sync;isync;msync");

	lbc->ltesr = 0xffffffff; /* Clear LBC error interrupts */
	lbc->lteir = 0xffffffff; /* Enable LBC error interrupts */
	}

	/*
	* Initialize SDRAM memory on the Local Bus.
	*/
	void
	sdram_init(void)
	{
	#if defined(CONFIG_SYS_OR2_PRELIM) && defined(CONFIG_SYS_BR2_PRELIM)

	uint idx;
	volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
	uint sdram_addr = (uint )CONFIG_SYS_LBC_SDRAM_BASE;
	uint cpu_board_rev;
	uint lsdmr_common;

	puts(" SDRAM: ");

	print_size (CONFIG_SYS_LBC_SDRAM_SIZE * 1024 * 1024, "\n");

	/*
	* Setup SDRAM Base and Option Registers
	*/
	set_lbc_or(2, CONFIG_SYS_OR2_PRELIM);
	set_lbc_br(2, CONFIG_SYS_BR2_PRELIM);
	lbc->lbcr = CONFIG_SYS_LBC_LBCR;
	asm("msync");

	lbc->lsrt = CONFIG_SYS_LBC_LSRT;
	lbc->mrtpr = CONFIG_SYS_LBC_MRTPR;
	asm("msync");

	/*
	* MPC8548 uses "new" 15-16 style addressing.
	*/
	cpu_board_rev = get_cpu_board_revision();
	lsdmr_common = CONFIG_SYS_LBC_LSDMR_COMMON;
	lsdmr_common \|= LSDMR_BSMA1516;

	/*
	* Issue PRECHARGE ALL command.
	*/
	lbc->lsdmr = lsdmr_common \| LSDMR_OP_PCHALL;
	asm("sync;msync");
	*sdram_addr = 0xff;
	ppcDcbf((unsigned long) sdram_addr);
	udelay(100);

	/*
	* Issue 8 AUTO REFRESH commands.
	*/
	for (idx = 0; idx < 8; idx++) {
	lbc->lsdmr = lsdmr_common \| LSDMR_OP_ARFRSH;
	asm("sync;msync");
	*sdram_addr = 0xff;
	ppcDcbf((unsigned long) sdram_addr);
	udelay(100);
	}

	/*
	* Issue 8 MODE-set command.
	*/
	lbc->lsdmr = lsdmr_common \| LSDMR_OP_MRW;
	asm("sync;msync");
	*sdram_addr = 0xff;
	ppcDcbf((unsigned long) sdram_addr);
	udelay(100);

	/*
	* Issue NORMAL OP command.
	*/
	lbc->lsdmr = lsdmr_common \| LSDMR_OP_NORMAL;
	asm("sync;msync");
	*sdram_addr = 0xff;
	ppcDcbf((unsigned long) sdram_addr);
	udelay(200); /* Overkill. Must wait > 200 bus cycles */

	#endif /* enable SDRAM init */
	}

	#if defined(CONFIG_PCI) \|\| defined(CONFIG_PCI1)
	/* For some reason the Tundra PCI bridge shows up on itself as a
	* different device. Work around that by refusing to configure it.
	*/
	void dummy_func(struct pci_controller* hose, pci_dev_t dev, struct pci_config_table *tab) { }

	static struct pci_config_table pci_mpc85xxcds_config_table[] = {
	{0x10e3, 0x0513, PCI_ANY_ID, 1, 3, PCI_ANY_ID, dummy_func, {0,0,0}},
	{0x1106, 0x0686, PCI_ANY_ID, 1, VIA_ID, 0, mpc85xx_config_via, {0,0,0}},
	{0x1106, 0x0571, PCI_ANY_ID, 1, VIA_ID, 1,
	mpc85xx_config_via_usbide, {0,0,0}},
	{0x1105, 0x3038, PCI_ANY_ID, 1, VIA_ID, 2,
	mpc85xx_config_via_usb, {0,0,0}},
	{0x1106, 0x3038, PCI_ANY_ID, 1, VIA_ID, 3,
	mpc85xx_config_via_usb2, {0,0,0}},
	{0x1106, 0x3058, PCI_ANY_ID, 1, VIA_ID, 5,
	mpc85xx_config_via_power, {0,0,0}},
	{0x1106, 0x3068, PCI_ANY_ID, 1, VIA_ID, 6,
	mpc85xx_config_via_ac97, {0,0,0}},
	{},
	};

	static struct pci_controller pci1_hose = {
	config_table: pci_mpc85xxcds_config_table};
	#endif /* CONFIG_PCI */

	#ifdef CONFIG_PCI2
	static struct pci_controller pci2_hose;
	#endif /* CONFIG_PCI2 */

	#ifdef CONFIG_PCIE1
	static struct pci_controller pcie1_hose;
	#endif /* CONFIG_PCIE1 */

	void pci_init_board(void)
	{
	volatile ccsr_gur_t gur = (void )(CONFIG_SYS_MPC85xx_GUTS_ADDR);
	struct fsl_pci_info pci_info[4];
	u32 devdisr, pordevsr, io_sel;
	u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
	int first_free_busno = 0;
	int num = 0;

	int pcie_ep, pcie_configured;

	devdisr = in_be32(&gur->devdisr);
	pordevsr = in_be32(&gur->pordevsr);
	porpllsr = in_be32(&gur->porpllsr);
	io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;

	debug (" pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel);

	#ifdef CONFIG_PCI1
	pci_speed = get_clock_freq (); /* PCI PSPEED in [4:5] */
	pci_32 = pordevsr & MPC85xx_PORDEVSR_PCI1_PCI32; /* PORDEVSR[15] */
	pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
	pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;

	if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
	SET_STD_PCI_INFO(pci_info[num], 1);
	pci_agent = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
	printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
	(pci_32) ? 32 : 64,
	(pci_speed == 33333000) ? "33" :
	(pci_speed == 66666000) ? "66" : "unknown",
	pci_clk_sel ? "sync" : "async",
	pci_agent ? "agent" : "host",
	pci_arb ? "arbiter" : "external-arbiter",
	pci_info[num].regs);

	first_free_busno = fsl_pci_init_port(&pci_info[num++],
	&pci1_hose, first_free_busno);

	#ifdef CONFIG_PCIX_CHECK
	if (!(pordevsr & MPC85xx_PORDEVSR_PCI1)) {
	/* PCI-X init */
	if (CONFIG_SYS_CLK_FREQ < 66000000)
	printf("PCI-X will only work at 66 MHz\n");

	reg16 = PCI_X_CMD_MAX_SPLIT \| PCI_X_CMD_MAX_READ
	\| PCI_X_CMD_ERO \| PCI_X_CMD_DPERR_E;
	pci_hose_write_config_word(hose, bus, PCIX_COMMAND, reg16);
	}
	#endif
	} else {
	printf("PCI: disabled\n");
	}

	puts("\n");
	#else
	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
	#endif

	#ifdef CONFIG_PCI2
	{
	uint pci2_clk_sel = porpllsr & 0x4000; /* PORPLLSR[17] */
	uint pci_dual = get_pci_dual (); /* PCI DUAL in CM_PCI[3] */
	if (pci_dual) {
	printf("PCI2: 32 bit, 66 MHz, %s\n",
	pci2_clk_sel ? "sync" : "async");
	} else {
	printf("PCI2: disabled\n");
	}
	}
	#else
	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI2); /* disable */
	#endif /* CONFIG_PCI2 */

	#ifdef CONFIG_PCIE1
	pcie_configured = is_serdes_configured(PCIE1);

	if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
	SET_STD_PCIE_INFO(pci_info[num], 1);
	pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs);
	printf("PCIE1: connected to Slot as %s (base addr %lx)\n",
	pcie_ep ? "Endpoint" : "Root Complex",
	pci_info[num].regs);

	first_free_busno = fsl_pci_init_port(&pci_info[num++],
	&pcie1_hose, first_free_busno);
	} else {
	printf("PCIE1: disabled\n");
	}

	puts("\n");
	#else
	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */
	#endif
	}

	int last_stage_init(void)
	{
	unsigned short temp;

	/* Change the resistors for the PHY */
	/* This is needed to get the RGMII working for the 1.3+
	* CDS cards */
	if (get_board_version() == 0x13) {
	miiphy_write(CONFIG_TSEC1_NAME,
	TSEC1_PHY_ADDR, 29, 18);

	miiphy_read(CONFIG_TSEC1_NAME,
	TSEC1_PHY_ADDR, 30, &temp);

	temp = (temp & 0xf03f);
	temp \|= 2 << 9; /* 36 ohm */
	temp \|= 2 << 6; /* 39 ohm */

	miiphy_write(CONFIG_TSEC1_NAME,
	TSEC1_PHY_ADDR, 30, temp);

	miiphy_write(CONFIG_TSEC1_NAME,
	TSEC1_PHY_ADDR, 29, 3);

	miiphy_write(CONFIG_TSEC1_NAME,
	TSEC1_PHY_ADDR, 30, 0x8000);
	}

	return 0;
	}


	#if defined(CONFIG_OF_BOARD_SETUP)
	void ft_pci_setup(void blob, bd_t bd)
	{
	FT_FSL_PCI_SETUP;
	}
	#endif