board/freescale/mpc8610hpcd/mpc8610hpcd.c - github/trini/u-boot - Gitiles

 /*
  * Copyright 2007 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 <pci.h>
 #include <asm/processor.h>
 #include <asm/immap_86xx.h>
 #include <asm/immap_fsl_pci.h>
 #include <i2c.h>
 #include <asm/io.h>
 #include <libfdt.h>
 #include <fdt_support.h>
 #include <spd_sdram.h>

 #include "../common/pixis.h"

 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
 extern void ddr_enable_ecc(unsigned int dram_size);
 #endif

 void sdram_init(void);
 long int fixed_sdram(void);
 void mpc8610hpcd_diu_init(void);


 /* called before any console output */
 int board_early_init_f(void)
 {
 	volatile immap_t *immap = (immap_t *)CFG_IMMR;
 	volatile ccsr_gur_t *gur = &immap->im_gur;

 	gur->gpiocr |= 0x88aa5500; /* DIU16, IR1, UART0, UART2 */

 	return 0;
 }

 int misc_init_r(void)
 {
 	u8 tmp_val, version;

 	/*Do not use 8259PIC*/
 	tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0);
 	out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val | 0x80);

 	/*For FPGA V7 or higher, set the IRQMAPSEL to 0 to use MAP0 interrupt*/
 	version = in8(PIXIS_BASE + PIXIS_PVER);
 	if(version >= 0x07) {
 		tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0);
 		out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val & 0xbf);
 	}

 	/* Using this for DIU init before the driver in linux takes over
 	 *  Enable the TFP410 Encoder (I2C address 0x38)
 	 */

 	tmp_val = 0xBF;
 	i2c_write(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val));
 	/* Verify if enabled */
 	tmp_val = 0;
 	i2c_read(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val));
 	debug("DVI Encoder Read: 0x%02lx\n",tmp_val);

 	tmp_val = 0x10;
 	i2c_write(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val));
 	/* Verify if enabled */
 	tmp_val = 0;
 	i2c_read(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val));
 	debug("DVI Encoder Read: 0x%02lx\n",tmp_val);

 #ifdef CONFIG_FSL_DIU_FB
 	mpc8610hpcd_diu_init();
 #endif

 	return 0;
 }

 int checkboard(void)
 {
 	volatile immap_t *immap = (immap_t *)CFG_IMMR;
 	volatile ccsr_local_mcm_t *mcm = &immap->im_local_mcm;

 	puts("Board: MPC8610HPCD\n");

 	mcm->abcr |= 0x00010000; /* 0 */
 	mcm->hpmr3 = 0x80000008; /* 4c */
 	mcm->hpmr0 = 0;
 	mcm->hpmr1 = 0;
 	mcm->hpmr2 = 0;
 	mcm->hpmr4 = 0;
 	mcm->hpmr5 = 0;

 	return 0;
 }


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

 #if defined(CONFIG_SPD_EEPROM)
 	dram_size = spd_sdram();
 #else
 	dram_size = fixed_sdram();
 #endif

 #if defined(CFG_RAMBOOT)
 	puts(" DDR: ");
 	return dram_size;
 #endif

 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
 	/*
 	 * Initialize and enable DDR ECC.
 	 */
 	ddr_enable_ecc(dram_size);
 #endif

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


 #if defined(CFG_DRAM_TEST)
 int
 testdram(void)
 {
 	uint *pstart = (uint *) CFG_MEMTEST_START;
 	uint *pend = (uint *) CFG_MEMTEST_END;
 	uint *p;

 	puts("SDRAM test phase 1:\n");
 	for (p = pstart; p < pend; p++)
 		*p = 0xaaaaaaaa;

 	for (p = pstart; p < pend; p++) {
 		if (*p != 0xaaaaaaaa) {
 			printf("SDRAM test fails at: %08x\n", (uint) p);
 			return 1;
 		}
 	}

 	puts("SDRAM test phase 2:\n");
 	for (p = pstart; p < pend; p++)
 		*p = 0x55555555;

 	for (p = pstart; p < pend; p++) {
 		if (*p != 0x55555555) {
 			printf("SDRAM test fails at: %08x\n", (uint) p);
 			return 1;
 		}
 	}

 	puts("SDRAM test passed.\n");
 	return 0;
 }
 #endif


 #if !defined(CONFIG_SPD_EEPROM)
 /*
  * Fixed sdram init -- doesn't use serial presence detect.
  */

 long int fixed_sdram(void)
 {
 #if !defined(CFG_RAMBOOT)
 	volatile immap_t *immap = (immap_t *)CFG_IMMR;
 	volatile ccsr_ddr_t *ddr = &immap->im_ddr1;
 	uint d_init;

 	ddr->cs0_bnds = 0x0000001f;
 	ddr->cs0_config = 0x80010202;

 	ddr->ext_refrec = 0x00000000;
 	ddr->timing_cfg_0 = 0x00260802;
 	ddr->timing_cfg_1 = 0x3935d322;
 	ddr->timing_cfg_2 = 0x14904cc8;
 	ddr->sdram_mode_1 = 0x00480432;
 	ddr->sdram_mode_2 = 0x00000000;
 	ddr->sdram_interval = 0x06180fff; /* 0x06180100; */
 	ddr->sdram_data_init = 0xDEADBEEF;
 	ddr->sdram_clk_cntl = 0x03800000;
 	ddr->sdram_cfg_2 = 0x04400010;

 #if defined(CONFIG_DDR_ECC)
 	ddr->err_int_en = 0x0000000d;
 	ddr->err_disable = 0x00000000;
 	ddr->err_sbe = 0x00010000;
 #endif
 	asm("sync;isync");

 	udelay(500);

 	ddr->sdram_cfg_1 = 0xc3000000; /* 0xe3008000;*/


 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
 	d_init = 1;
 	debug("DDR - 1st controller: memory initializing\n");
 	/*
 	 * Poll until memory is initialized.
 	 * 512 Meg at 400 might hit this 200 times or so.
 	 */
 	while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0)
 		udelay(1000);

 	debug("DDR: memory initialized\n\n");
 	asm("sync; isync");
 	udelay(500);
 #endif

 	return 512 * 1024 * 1024;
 #endif
 	return CFG_SDRAM_SIZE * 1024 * 1024;
 }

 #endif

 #if defined(CONFIG_PCI)
 /*
  * Initialize PCI Devices, report devices found.
  */

 #ifndef CONFIG_PCI_PNP
 static struct pci_config_table pci_fsl86xxads_config_table[] = {
 	{PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
 	 PCI_IDSEL_NUMBER, PCI_ANY_ID,
 	 pci_cfgfunc_config_device, {PCI_ENET0_IOADDR,
 				 PCI_ENET0_MEMADDR,
 				 PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER} },
 	{}
 };
 #endif


 static struct pci_controller pci1_hose = {
 #ifndef CONFIG_PCI_PNP
 config_table:pci_mpc86xxcts_config_table
 #endif
 };
 #endif /* CONFIG_PCI */

 #ifdef CONFIG_PCIE1
 static struct pci_controller pcie1_hose;
 #endif

 #ifdef CONFIG_PCIE2
 static struct pci_controller pcie2_hose;
 #endif

 int first_free_busno = 0;

 void pci_init_board(void)
 {
 	volatile immap_t *immap = (immap_t *) CFG_CCSRBAR;
 	volatile ccsr_gur_t *gur = &immap->im_gur;
 	uint devdisr = gur->devdisr;
 	uint io_sel = (gur->pordevsr & MPC8610_PORDEVSR_IO_SEL)
 		>> MPC8610_PORDEVSR_IO_SEL_SHIFT;
 	uint host_agent = (gur->porbmsr & MPC8610_PORBMSR_HA)
 		>> MPC8610_PORBMSR_HA_SHIFT;

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

 #ifdef CONFIG_PCIE1
  {
 	volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCIE1_ADDR;
 	extern void fsl_pci_init(struct pci_controller *hose);
 	struct pci_controller *hose = &pcie1_hose;
 	int pcie_configured = (io_sel == 1) || (io_sel == 4);
 	int pcie_ep = (host_agent == 0) || (host_agent == 2) ||
 		(host_agent == 5);

 	if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE1)) {
 		printf(" PCIe 1 connected to Uli as %s (base address %x)\n",
 			pcie_ep ? "End Point" : "Root Complex",
 			(uint)pci);
 		if (pci->pme_msg_det)
 			pci->pme_msg_det = 0xffffffff;

 		/* inbound */
 		pci_set_region(hose->regions + 0,
 			 CFG_PCI_MEMORY_BUS,
 			 CFG_PCI_MEMORY_PHYS,
 			 CFG_PCI_MEMORY_SIZE,
 			 PCI_REGION_MEM | PCI_REGION_MEMORY);

 		/* outbound memory */
 		pci_set_region(hose->regions + 1,
 			 CFG_PCIE1_MEM_BASE,
 			 CFG_PCIE1_MEM_PHYS,
 			 CFG_PCIE1_MEM_SIZE,
 			 PCI_REGION_MEM);

 		/* outbound io */
 		pci_set_region(hose->regions + 2,
 			 CFG_PCIE1_IO_BASE,
 			 CFG_PCIE1_IO_PHYS,
 			 CFG_PCIE1_IO_SIZE,
 			 PCI_REGION_IO);

 		hose->region_count = 3;

 		hose->first_busno = first_free_busno;
 		pci_setup_indirect(hose, (int)&pci->cfg_addr,
 				 (int)&pci->cfg_data);

 		fsl_pci_init(hose);

 		first_free_busno = hose->last_busno + 1;
 		printf(" PCI-Express 1 on bus %02x - %02x\n",
 			hose->first_busno, hose->last_busno);

 	} else
 		puts(" PCI-Express 1: Disabled\n");
  }
 #else
 	puts("PCI-Express 1: Disabled\n");
 #endif /* CONFIG_PCIE1 */


 #ifdef CONFIG_PCIE2
  {
 	volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCIE2_ADDR;
 	extern void fsl_pci_init(struct pci_controller *hose);
 	struct pci_controller *hose = &pcie2_hose;

 	int pcie_configured = (io_sel == 0) || (io_sel == 4);
 	int pcie_ep = (host_agent == 0) || (host_agent == 1) ||
 		(host_agent == 4);

 	if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE2)) {
 		printf(" PCI-Express 2 connected to slot as %s" \
 			" (base address %x)\n",
 			pcie_ep ? "End Point" : "Root Complex",
 			(uint)pci);
 		if (pci->pme_msg_det)
 			pci->pme_msg_det = 0xffffffff;

 		/* inbound */
 		pci_set_region(hose->regions + 0,
 			 CFG_PCI_MEMORY_BUS,
 			 CFG_PCI_MEMORY_PHYS,
 			 CFG_PCI_MEMORY_SIZE,
 			 PCI_REGION_MEM | PCI_REGION_MEMORY);

 		/* outbound memory */
 		pci_set_region(hose->regions + 1,
 			 CFG_PCIE2_MEM_BASE,
 			 CFG_PCIE2_MEM_PHYS,
 			 CFG_PCIE2_MEM_SIZE,
 			 PCI_REGION_MEM);

 		/* outbound io */
 		pci_set_region(hose->regions + 2,
 			 CFG_PCIE2_IO_BASE,
 			 CFG_PCIE2_IO_PHYS,
 			 CFG_PCIE2_IO_SIZE,
 			 PCI_REGION_IO);

 		hose->region_count = 3;

 		hose->first_busno = first_free_busno;
 		pci_setup_indirect(hose, (int)&pci->cfg_addr,
 				 (int)&pci->cfg_data);

 		fsl_pci_init(hose);

 		first_free_busno = hose->last_busno + 1;
 		printf(" PCI-Express 2 on bus %02x - %02x\n",
 			hose->first_busno, hose->last_busno);
 	} else
 		puts(" PCI-Express 2: Disabled\n");
  }
 #else
 	puts("PCI-Express 2: Disabled\n");
 #endif /* CONFIG_PCIE2 */


 #ifdef CONFIG_PCI1
  {
 	volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCI1_ADDR;
 	extern void fsl_pci_init(struct pci_controller *hose);
 	struct pci_controller *hose = &pci1_hose;
 	int pci_agent = (host_agent >= 4) && (host_agent <= 6);

 	if ( !(devdisr & MPC86xx_DEVDISR_PCI1)) {
 		printf(" PCI connected to PCI slots as %s" \
 			" (base address %x)\n",
 			pci_agent ? "Agent" : "Host",
 			(uint)pci);

 		/* inbound */
 		pci_set_region(hose->regions + 0,
 			 CFG_PCI_MEMORY_BUS,
 			 CFG_PCI_MEMORY_PHYS,
 			 CFG_PCI_MEMORY_SIZE,
 			 PCI_REGION_MEM | PCI_REGION_MEMORY);

 		/* outbound memory */
 		pci_set_region(hose->regions + 1,
 			 CFG_PCI1_MEM_BASE,
 			 CFG_PCI1_MEM_PHYS,
 			 CFG_PCI1_MEM_SIZE,
 			 PCI_REGION_MEM);

 		/* outbound io */
 		pci_set_region(hose->regions + 2,
 			 CFG_PCI1_IO_BASE,
 			 CFG_PCI1_IO_PHYS,
 			 CFG_PCI1_IO_SIZE,
 			 PCI_REGION_IO);

 		hose->region_count = 3;

 		hose->first_busno = first_free_busno;
 		pci_setup_indirect(hose, (int) &pci->cfg_addr,
 				 (int) &pci->cfg_data);

 		fsl_pci_init(hose);

 		first_free_busno = hose->last_busno + 1;
 		printf(" PCI on bus %02x - %02x\n",
 			hose->first_busno, hose->last_busno);


 	} else
 		puts(" PCI: Disabled\n");
  }
 #endif /* CONFIG_PCI1 */
 }

 #if defined(CONFIG_OF_BOARD_SETUP)
 void
 ft_board_setup(void *blob, bd_t *bd)
 {
 	int node, tmp[2];
 	const char *path;

 	do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
 			     "timebase-frequency", bd->bi_busfreq / 4, 1);
 	do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
 			     "bus-frequency", bd->bi_busfreq, 1);
 	do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
 			     "clock-frequency", bd->bi_intfreq, 1);
 	do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
 			     "bus-frequency", bd->bi_busfreq, 1);

 	do_fixup_by_compat_u32(blob, "ns16550",
 			       "clock-frequency", bd->bi_busfreq, 1);

 	fdt_fixup_memory(blob, bd->bi_memstart, bd->bi_memsize);


 	node = fdt_path_offset(blob, "/aliases");
 	tmp[0] = 0;
 	if (node >= 0) {

 #ifdef CONFIG_PCI1
 		path = fdt_getprop(blob, node, "pci0", NULL);
 		if (path) {
 			tmp[1] = pci1_hose.last_busno - pci1_hose.first_busno;
 			do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
 		}

 #endif
 #ifdef CONFIG_PCIE1
 		path = fdt_getprop(blob, node, "pci1", NULL);
 		if (path) {
 			tmp[1] = pcie1_hose.last_busno
 				- pcie1_hose.first_busno;
 			do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
 	}
 #endif
 #ifdef CONFIG_PCIE2
 		path = fdt_getprop(blob, node, "pci2", NULL);
 		if (path) {
 			tmp[1] = pcie2_hose.last_busno
 				- pcie2_hose.first_busno;
 			do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
 		}
 #endif
 	}
 }
 #endif

 /*
  * get_board_sys_clk
  * Reads the FPGA on board for CONFIG_SYS_CLK_FREQ
  */

 unsigned long
 get_board_sys_clk(ulong dummy)
 {
 	u8 i;
 	ulong val = 0;
 	ulong a;

 	a = PIXIS_BASE + PIXIS_SPD;
 	i = in8(a);
 	i &= 0x07;

 	switch (i) {
 	case 0:
 		val = 33333000;
 		break;
 	case 1:
 		val = 39999600;
 		break;
 	case 2:
 		val = 49999500;
 		break;
 	case 3:
 		val = 66666000;
 		break;
 	case 4:
 		val = 83332500;
 		break;
 	case 5:
 		val = 99999000;
 		break;
 	case 6:
 		val = 133332000;
 		break;
 	case 7:
 		val = 166665000;
 		break;
 	}

 	return val;
 }
	/*
	* Copyright 2007 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 <pci.h>
	#include <asm/processor.h>
	#include <asm/immap_86xx.h>
	#include <asm/immap_fsl_pci.h>
	#include <i2c.h>
	#include <asm/io.h>
	#include <libfdt.h>
	#include <fdt_support.h>
	#include <spd_sdram.h>

	#include "../common/pixis.h"

	#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
	extern void ddr_enable_ecc(unsigned int dram_size);
	#endif

	void sdram_init(void);
	long int fixed_sdram(void);
	void mpc8610hpcd_diu_init(void);


	/* called before any console output */
	int board_early_init_f(void)
	{
	volatile immap_t immap = (immap_t )CFG_IMMR;
	volatile ccsr_gur_t *gur = &immap->im_gur;

	gur->gpiocr \|= 0x88aa5500; /* DIU16, IR1, UART0, UART2 */

	return 0;
	}

	int misc_init_r(void)
	{
	u8 tmp_val, version;

	/Do not use 8259PIC/
	tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0);
	out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val \| 0x80);

	/For FPGA V7 or higher, set the IRQMAPSEL to 0 to use MAP0 interrupt/
	version = in8(PIXIS_BASE + PIXIS_PVER);
	if(version >= 0x07) {
	tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0);
	out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val & 0xbf);
	}

	/* Using this for DIU init before the driver in linux takes over
	* Enable the TFP410 Encoder (I2C address 0x38)
	*/

	tmp_val = 0xBF;
	i2c_write(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val));
	/* Verify if enabled */
	tmp_val = 0;
	i2c_read(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val));
	debug("DVI Encoder Read: 0x%02lx\n",tmp_val);

	tmp_val = 0x10;
	i2c_write(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val));
	/* Verify if enabled */
	tmp_val = 0;
	i2c_read(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val));
	debug("DVI Encoder Read: 0x%02lx\n",tmp_val);

	#ifdef CONFIG_FSL_DIU_FB
	mpc8610hpcd_diu_init();
	#endif

	return 0;
	}

	int checkboard(void)
	{
	volatile immap_t immap = (immap_t )CFG_IMMR;
	volatile ccsr_local_mcm_t *mcm = &immap->im_local_mcm;

	puts("Board: MPC8610HPCD\n");

	mcm->abcr \|= 0x00010000; /* 0 */
	mcm->hpmr3 = 0x80000008; /* 4c */
	mcm->hpmr0 = 0;
	mcm->hpmr1 = 0;
	mcm->hpmr2 = 0;
	mcm->hpmr4 = 0;
	mcm->hpmr5 = 0;

	return 0;
	}


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

	#if defined(CONFIG_SPD_EEPROM)
	dram_size = spd_sdram();
	#else
	dram_size = fixed_sdram();
	#endif

	#if defined(CFG_RAMBOOT)
	puts(" DDR: ");
	return dram_size;
	#endif

	#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
	/*
	* Initialize and enable DDR ECC.
	*/
	ddr_enable_ecc(dram_size);
	#endif

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


	#if defined(CFG_DRAM_TEST)
	int
	testdram(void)
	{
	uint pstart = (uint ) CFG_MEMTEST_START;
	uint pend = (uint ) CFG_MEMTEST_END;
	uint *p;

	puts("SDRAM test phase 1:\n");
	for (p = pstart; p < pend; p++)
	*p = 0xaaaaaaaa;

	for (p = pstart; p < pend; p++) {
	if (*p != 0xaaaaaaaa) {
	printf("SDRAM test fails at: %08x\n", (uint) p);
	return 1;
	}
	}

	puts("SDRAM test phase 2:\n");
	for (p = pstart; p < pend; p++)
	*p = 0x55555555;

	for (p = pstart; p < pend; p++) {
	if (*p != 0x55555555) {
	printf("SDRAM test fails at: %08x\n", (uint) p);
	return 1;
	}
	}

	puts("SDRAM test passed.\n");
	return 0;
	}
	#endif


	#if !defined(CONFIG_SPD_EEPROM)
	/*
	* Fixed sdram init -- doesn't use serial presence detect.
	*/

	long int fixed_sdram(void)
	{
	#if !defined(CFG_RAMBOOT)
	volatile immap_t immap = (immap_t )CFG_IMMR;
	volatile ccsr_ddr_t *ddr = &immap->im_ddr1;
	uint d_init;

	ddr->cs0_bnds = 0x0000001f;
	ddr->cs0_config = 0x80010202;

	ddr->ext_refrec = 0x00000000;
	ddr->timing_cfg_0 = 0x00260802;
	ddr->timing_cfg_1 = 0x3935d322;
	ddr->timing_cfg_2 = 0x14904cc8;
	ddr->sdram_mode_1 = 0x00480432;
	ddr->sdram_mode_2 = 0x00000000;
	ddr->sdram_interval = 0x06180fff; /* 0x06180100; */
	ddr->sdram_data_init = 0xDEADBEEF;
	ddr->sdram_clk_cntl = 0x03800000;
	ddr->sdram_cfg_2 = 0x04400010;

	#if defined(CONFIG_DDR_ECC)
	ddr->err_int_en = 0x0000000d;
	ddr->err_disable = 0x00000000;
	ddr->err_sbe = 0x00010000;
	#endif
	asm("sync;isync");

	udelay(500);

	ddr->sdram_cfg_1 = 0xc3000000; /* 0xe3008000;*/


	#if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
	d_init = 1;
	debug("DDR - 1st controller: memory initializing\n");
	/*
	* Poll until memory is initialized.
	* 512 Meg at 400 might hit this 200 times or so.
	*/
	while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0)
	udelay(1000);

	debug("DDR: memory initialized\n\n");
	asm("sync; isync");
	udelay(500);
	#endif

	return 512 * 1024 * 1024;
	#endif
	return CFG_SDRAM_SIZE * 1024 * 1024;
	}

	#endif

	#if defined(CONFIG_PCI)
	/*
	* Initialize PCI Devices, report devices found.
	*/

	#ifndef CONFIG_PCI_PNP
	static struct pci_config_table pci_fsl86xxads_config_table[] = {
	{PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
	PCI_IDSEL_NUMBER, PCI_ANY_ID,
	pci_cfgfunc_config_device, {PCI_ENET0_IOADDR,
	PCI_ENET0_MEMADDR,
	PCI_COMMAND_MEMORY \| PCI_COMMAND_MASTER} },
	{}
	};
	#endif


	static struct pci_controller pci1_hose = {
	#ifndef CONFIG_PCI_PNP
	config_table:pci_mpc86xxcts_config_table
	#endif
	};
	#endif /* CONFIG_PCI */

	#ifdef CONFIG_PCIE1
	static struct pci_controller pcie1_hose;
	#endif

	#ifdef CONFIG_PCIE2
	static struct pci_controller pcie2_hose;
	#endif

	int first_free_busno = 0;

	void pci_init_board(void)
	{
	volatile immap_t immap = (immap_t ) CFG_CCSRBAR;
	volatile ccsr_gur_t *gur = &immap->im_gur;
	uint devdisr = gur->devdisr;
	uint io_sel = (gur->pordevsr & MPC8610_PORDEVSR_IO_SEL)
	>> MPC8610_PORDEVSR_IO_SEL_SHIFT;
	uint host_agent = (gur->porbmsr & MPC8610_PORBMSR_HA)
	>> MPC8610_PORBMSR_HA_SHIFT;

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

	#ifdef CONFIG_PCIE1
	{
	volatile ccsr_fsl_pci_t pci = (ccsr_fsl_pci_t ) CFG_PCIE1_ADDR;
	extern void fsl_pci_init(struct pci_controller *hose);
	struct pci_controller *hose = &pcie1_hose;
	int pcie_configured = (io_sel == 1) \|\| (io_sel == 4);
	int pcie_ep = (host_agent == 0) \|\| (host_agent == 2) \|\|
	(host_agent == 5);

	if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE1)) {
	printf(" PCIe 1 connected to Uli as %s (base address %x)\n",
	pcie_ep ? "End Point" : "Root Complex",
	(uint)pci);
	if (pci->pme_msg_det)
	pci->pme_msg_det = 0xffffffff;

	/* inbound */
	pci_set_region(hose->regions + 0,
	CFG_PCI_MEMORY_BUS,
	CFG_PCI_MEMORY_PHYS,
	CFG_PCI_MEMORY_SIZE,
	PCI_REGION_MEM \| PCI_REGION_MEMORY);

	/* outbound memory */
	pci_set_region(hose->regions + 1,
	CFG_PCIE1_MEM_BASE,
	CFG_PCIE1_MEM_PHYS,
	CFG_PCIE1_MEM_SIZE,
	PCI_REGION_MEM);

	/* outbound io */
	pci_set_region(hose->regions + 2,
	CFG_PCIE1_IO_BASE,
	CFG_PCIE1_IO_PHYS,
	CFG_PCIE1_IO_SIZE,
	PCI_REGION_IO);

	hose->region_count = 3;

	hose->first_busno = first_free_busno;
	pci_setup_indirect(hose, (int)&pci->cfg_addr,
	(int)&pci->cfg_data);

	fsl_pci_init(hose);

	first_free_busno = hose->last_busno + 1;
	printf(" PCI-Express 1 on bus %02x - %02x\n",
	hose->first_busno, hose->last_busno);

	} else
	puts(" PCI-Express 1: Disabled\n");
	}
	#else
	puts("PCI-Express 1: Disabled\n");
	#endif /* CONFIG_PCIE1 */


	#ifdef CONFIG_PCIE2
	{
	volatile ccsr_fsl_pci_t pci = (ccsr_fsl_pci_t ) CFG_PCIE2_ADDR;
	extern void fsl_pci_init(struct pci_controller *hose);
	struct pci_controller *hose = &pcie2_hose;

	int pcie_configured = (io_sel == 0) \|\| (io_sel == 4);
	int pcie_ep = (host_agent == 0) \|\| (host_agent == 1) \|\|
	(host_agent == 4);

	if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE2)) {
	printf(" PCI-Express 2 connected to slot as %s" \
	" (base address %x)\n",
	pcie_ep ? "End Point" : "Root Complex",
	(uint)pci);
	if (pci->pme_msg_det)
	pci->pme_msg_det = 0xffffffff;

	/* inbound */
	pci_set_region(hose->regions + 0,
	CFG_PCI_MEMORY_BUS,
	CFG_PCI_MEMORY_PHYS,
	CFG_PCI_MEMORY_SIZE,
	PCI_REGION_MEM \| PCI_REGION_MEMORY);

	/* outbound memory */
	pci_set_region(hose->regions + 1,
	CFG_PCIE2_MEM_BASE,
	CFG_PCIE2_MEM_PHYS,
	CFG_PCIE2_MEM_SIZE,
	PCI_REGION_MEM);

	/* outbound io */
	pci_set_region(hose->regions + 2,
	CFG_PCIE2_IO_BASE,
	CFG_PCIE2_IO_PHYS,
	CFG_PCIE2_IO_SIZE,
	PCI_REGION_IO);

	hose->region_count = 3;

	hose->first_busno = first_free_busno;
	pci_setup_indirect(hose, (int)&pci->cfg_addr,
	(int)&pci->cfg_data);

	fsl_pci_init(hose);

	first_free_busno = hose->last_busno + 1;
	printf(" PCI-Express 2 on bus %02x - %02x\n",
	hose->first_busno, hose->last_busno);
	} else
	puts(" PCI-Express 2: Disabled\n");
	}
	#else
	puts("PCI-Express 2: Disabled\n");
	#endif /* CONFIG_PCIE2 */


	#ifdef CONFIG_PCI1
	{
	volatile ccsr_fsl_pci_t pci = (ccsr_fsl_pci_t ) CFG_PCI1_ADDR;
	extern void fsl_pci_init(struct pci_controller *hose);
	struct pci_controller *hose = &pci1_hose;
	int pci_agent = (host_agent >= 4) && (host_agent <= 6);

	if ( !(devdisr & MPC86xx_DEVDISR_PCI1)) {
	printf(" PCI connected to PCI slots as %s" \
	" (base address %x)\n",
	pci_agent ? "Agent" : "Host",
	(uint)pci);

	/* inbound */
	pci_set_region(hose->regions + 0,
	CFG_PCI_MEMORY_BUS,
	CFG_PCI_MEMORY_PHYS,
	CFG_PCI_MEMORY_SIZE,
	PCI_REGION_MEM \| PCI_REGION_MEMORY);

	/* outbound memory */
	pci_set_region(hose->regions + 1,
	CFG_PCI1_MEM_BASE,
	CFG_PCI1_MEM_PHYS,
	CFG_PCI1_MEM_SIZE,
	PCI_REGION_MEM);

	/* outbound io */
	pci_set_region(hose->regions + 2,
	CFG_PCI1_IO_BASE,
	CFG_PCI1_IO_PHYS,
	CFG_PCI1_IO_SIZE,
	PCI_REGION_IO);

	hose->region_count = 3;

	hose->first_busno = first_free_busno;
	pci_setup_indirect(hose, (int) &pci->cfg_addr,
	(int) &pci->cfg_data);

	fsl_pci_init(hose);

	first_free_busno = hose->last_busno + 1;
	printf(" PCI on bus %02x - %02x\n",
	hose->first_busno, hose->last_busno);


	} else
	puts(" PCI: Disabled\n");
	}
	#endif /* CONFIG_PCI1 */
	}

	#if defined(CONFIG_OF_BOARD_SETUP)
	void
	ft_board_setup(void blob, bd_t bd)
	{
	int node, tmp[2];
	const char *path;

	do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
	"timebase-frequency", bd->bi_busfreq / 4, 1);
	do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
	"bus-frequency", bd->bi_busfreq, 1);
	do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
	"clock-frequency", bd->bi_intfreq, 1);
	do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
	"bus-frequency", bd->bi_busfreq, 1);

	do_fixup_by_compat_u32(blob, "ns16550",
	"clock-frequency", bd->bi_busfreq, 1);

	fdt_fixup_memory(blob, bd->bi_memstart, bd->bi_memsize);


	node = fdt_path_offset(blob, "/aliases");
	tmp[0] = 0;
	if (node >= 0) {

	#ifdef CONFIG_PCI1
	path = fdt_getprop(blob, node, "pci0", NULL);
	if (path) {
	tmp[1] = pci1_hose.last_busno - pci1_hose.first_busno;
	do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
	}

	#endif
	#ifdef CONFIG_PCIE1
	path = fdt_getprop(blob, node, "pci1", NULL);
	if (path) {
	tmp[1] = pcie1_hose.last_busno
	- pcie1_hose.first_busno;
	do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
	}
	#endif
	#ifdef CONFIG_PCIE2
	path = fdt_getprop(blob, node, "pci2", NULL);
	if (path) {
	tmp[1] = pcie2_hose.last_busno
	- pcie2_hose.first_busno;
	do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
	}
	#endif
	}
	}
	#endif

	/*
	* get_board_sys_clk
	* Reads the FPGA on board for CONFIG_SYS_CLK_FREQ
	*/

	unsigned long
	get_board_sys_clk(ulong dummy)
	{
	u8 i;
	ulong val = 0;
	ulong a;

	a = PIXIS_BASE + PIXIS_SPD;
	i = in8(a);
	i &= 0x07;

	switch (i) {
	case 0:
	val = 33333000;
	break;
	case 1:
	val = 39999600;
	break;
	case 2:
	val = 49999500;
	break;
	case 3:
	val = 66666000;
	break;
	case 4:
	val = 83332500;
	break;
	case 5:
	val = 99999000;
	break;
	case 6:
	val = 133332000;
	break;
	case 7:
	val = 166665000;
	break;
	}

	return val;
	}