[people/ms/u-boot.git] / board / freescale / mpc8572ds / mpc8572ds.c

/*
 * Copyright 2007-2008 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/mmu.h>
#include <asm/immap_85xx.h>
#include <asm/immap_fsl_pci.h>
#include <asm/fsl_ddr_sdram.h>
#include <asm/io.h>
#include <miiphy.h>
#include <libfdt.h>
#include <fdt_support.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

long int fixed_sdram(void);

int checkboard (void)
{
	printf ("Board: MPC8572DS, System ID: 0x%02x, "
		"System Version: 0x%02x, FPGA Version: 0x%02x\n",
		in8(PIXIS_BASE + PIXIS_ID), in8(PIXIS_BASE + PIXIS_VER),
		in8(PIXIS_BASE + PIXIS_PVER));
	return 0;
}

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

	puts("Initializing....");

#ifdef CONFIG_SPD_EEPROM
	dram_size = fsl_ddr_sdram();

	dram_size = setup_ddr_tlbs(dram_size / 0x100000);

	dram_size *= 0x100000;
#else
	dram_size = fixed_sdram();
#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(CONFIG_SPD_EEPROM)
/*
 * Fixed sdram init -- doesn't use serial presence detect.
 */

phys_size_t fixed_sdram (void)
{
	volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
	volatile ccsr_ddr_t *ddr= &immap->im_ddr;
	uint d_init;

	ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
	ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;

	ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
	ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
	ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
	ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
	ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
	ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
	ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
	ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
	ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
	ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;

#if defined (CONFIG_DDR_ECC)
	ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
	ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
	ddr->err_sbe = CONFIG_SYS_DDR_SBE;
#endif
	asm("sync;isync");

	udelay(500);

	ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;

#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

#ifdef CONFIG_PCIE1
static struct pci_controller pcie1_hose;
#endif

#ifdef CONFIG_PCIE2
static struct pci_controller pcie2_hose;
#endif

#ifdef CONFIG_PCIE3
static struct pci_controller pcie3_hose;
#endif

int first_free_busno=0;
#ifdef CONFIG_PCI
void pci_init_board(void)
{
	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
	uint devdisr = gur->devdisr;
	uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
	uint host_agent = (gur->porbmsr & MPC85xx_PORBMSR_HA) >> 16;

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

	if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS))
		printf ("    eTSEC1 is in sgmii mode.\n");
	if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS))
		printf ("    eTSEC2 is in sgmii mode.\n");
	if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS))
		printf ("    eTSEC3 is in sgmii mode.\n");
	if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII4_DIS))
		printf ("    eTSEC4 is in sgmii mode.\n");


#ifdef CONFIG_PCIE3
	{
		volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE3_ADDR;
		extern void fsl_pci_init(struct pci_controller *hose);
		struct pci_controller *hose = &pcie3_hose;
		int pcie_ep = (host_agent == 0) || (host_agent == 3) ||
			(host_agent == 5) || (host_agent == 6);
		int pcie_configured  = io_sel >= 1;
		u32 temp32;

		if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
			printf ("\n    PCIE3 connected to ULI as %s (base address %x)",
					pcie_ep ? "End Point" : "Root Complex",
					(uint)pci);
			if (pci->pme_msg_det) {
				pci->pme_msg_det = 0xffffffff;
				debug (" with errors.  Clearing.  Now 0x%08x",pci->pme_msg_det);
			}
			printf ("\n");

			/* inbound */
			pci_set_region(hose->regions + 0,
					CONFIG_SYS_PCI_MEMORY_BUS,
					CONFIG_SYS_PCI_MEMORY_PHYS,
					CONFIG_SYS_PCI_MEMORY_SIZE,
					PCI_REGION_MEM | PCI_REGION_MEMORY);

			/* outbound memory */
			pci_set_region(hose->regions + 1,
					CONFIG_SYS_PCIE3_MEM_BASE,
					CONFIG_SYS_PCIE3_MEM_PHYS,
					CONFIG_SYS_PCIE3_MEM_SIZE,
					PCI_REGION_MEM);

			/* outbound io */
			pci_set_region(hose->regions + 2,
					CONFIG_SYS_PCIE3_IO_BASE,
					CONFIG_SYS_PCIE3_IO_PHYS,
					CONFIG_SYS_PCIE3_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 ("    PCIE3 on bus %02x - %02x\n",
					hose->first_busno,hose->last_busno);

			/*
			 * Activate ULI1575 legacy chip by performing a fake
			 * memory access.  Needed to make ULI RTC work.
			 * Device 1d has the first on-board memory BAR.
			 */

			pci_hose_read_config_dword(hose, PCI_BDF(2, 0x1d, 0 ),
					PCI_BASE_ADDRESS_1, &temp32);
			if (temp32 >= CONFIG_SYS_PCIE3_MEM_PHYS) {
				debug(" uli1572 read to %x\n", temp32);
				in_be32((unsigned *)temp32);
			}
		} else {
			printf ("    PCIE3: disabled\n");
		}

	}
#else
	gur->devdisr |= MPC85xx_DEVDISR_PCIE3; /* disable */
#endif

#ifdef CONFIG_PCIE2
	{
		volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE2_ADDR;
		extern void fsl_pci_init(struct pci_controller *hose);
		struct pci_controller *hose = &pcie2_hose;
		int pcie_ep = (host_agent == 2) || (host_agent == 4) ||
			(host_agent == 6);
		int pcie_configured  = io_sel & 4;

		if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
			printf ("\n    PCIE2 connected to Slot 1 as %s (base address %x)",
					pcie_ep ? "End Point" : "Root Complex",
					(uint)pci);
			if (pci->pme_msg_det) {
				pci->pme_msg_det = 0xffffffff;
				debug (" with errors.  Clearing.  Now 0x%08x",pci->pme_msg_det);
			}
			printf ("\n");

			/* inbound */
			pci_set_region(hose->regions + 0,
					CONFIG_SYS_PCI_MEMORY_BUS,
					CONFIG_SYS_PCI_MEMORY_PHYS,
					CONFIG_SYS_PCI_MEMORY_SIZE,
					PCI_REGION_MEM | PCI_REGION_MEMORY);

			/* outbound memory */
			pci_set_region(hose->regions + 1,
					CONFIG_SYS_PCIE2_MEM_BASE,
					CONFIG_SYS_PCIE2_MEM_PHYS,
					CONFIG_SYS_PCIE2_MEM_SIZE,
					PCI_REGION_MEM);

			/* outbound io */
			pci_set_region(hose->regions + 2,
					CONFIG_SYS_PCIE2_IO_BASE,
					CONFIG_SYS_PCIE2_IO_PHYS,
					CONFIG_SYS_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 ("    PCIE2 on bus %02x - %02x\n",
					hose->first_busno,hose->last_busno);

		} else {
			printf ("    PCIE2: disabled\n");
		}

	}
#else
	gur->devdisr |= MPC85xx_DEVDISR_PCIE2; /* disable */
#endif
#ifdef CONFIG_PCIE1
	{
		volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE1_ADDR;
		extern void fsl_pci_init(struct pci_controller *hose);
		struct pci_controller *hose = &pcie1_hose;
		int pcie_ep = (host_agent == 1) || (host_agent == 4) ||
			(host_agent == 5);
		int pcie_configured  = io_sel & 6;

		if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
			printf ("\n    PCIE1 connected to Slot 2 as %s (base address %x)",
					pcie_ep ? "End Point" : "Root Complex",
					(uint)pci);
			if (pci->pme_msg_det) {
				pci->pme_msg_det = 0xffffffff;
				debug (" with errors.  Clearing.  Now 0x%08x",pci->pme_msg_det);
			}
			printf ("\n");

			/* inbound */
			pci_set_region(hose->regions + 0,
					CONFIG_SYS_PCI_MEMORY_BUS,
					CONFIG_SYS_PCI_MEMORY_PHYS,
					CONFIG_SYS_PCI_MEMORY_SIZE,
					PCI_REGION_MEM | PCI_REGION_MEMORY);

			/* outbound memory */
			pci_set_region(hose->regions + 1,
					CONFIG_SYS_PCIE1_MEM_BASE,
					CONFIG_SYS_PCIE1_MEM_PHYS,
					CONFIG_SYS_PCIE1_MEM_SIZE,
					PCI_REGION_MEM);

			/* outbound io */
			pci_set_region(hose->regions + 2,
					CONFIG_SYS_PCIE1_IO_BASE,
					CONFIG_SYS_PCIE1_IO_PHYS,
					CONFIG_SYS_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("    PCIE1 on bus %02x - %02x\n",
					hose->first_busno,hose->last_busno);

		} else {
			printf ("    PCIE1: disabled\n");
		}

	}
#else
	gur->devdisr |= MPC85xx_DEVDISR_PCIE; /* disable */
#endif
}
#endif

int board_early_init_r(void)
{
	unsigned int i;
	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
	const u8 flash_esel = 2;

	/*
	 * Remap Boot flash + PROMJET region to caching-inhibited
	 * so that flash can be erased properly.
	 */

	/* Invalidate any remaining lines of the flash from caches. */
	for (i = 0; i < 256*1024*1024; i+=32) {
		asm volatile ("dcbi %0,%1": : "b" (flashbase), "r" (i));
		asm volatile ("icbi %0,%1": : "b" (flashbase), "r" (i));
	}

	/* invalidate existing TLB entry for flash + promjet */
	disable_tlb(flash_esel);

	set_tlb(1, flashbase, flashbase,		/* tlb, epn, rpn */
			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,	/* perms, wimge */
			0, flash_esel, BOOKE_PAGESZ_256M, 1);	/* ts, esel, tsize, iprot */

	return 0;
}

#ifdef CONFIG_GET_CLK_FROM_ICS307
/* decode S[0-2] to Output Divider (OD) */
static unsigned char ics307_S_to_OD[] = {
	10, 2, 8, 4, 5, 7, 3, 6
};

/* Calculate frequency being generated by ICS307-02 clock chip based upon
 * the control bytes being programmed into it. */
/* XXX: This function should probably go into a common library */
static unsigned long
ics307_clk_freq (unsigned char cw0, unsigned char cw1, unsigned char cw2)
{
	const unsigned long InputFrequency = CONFIG_ICS307_REFCLK_HZ;
	unsigned long VDW = ((cw1 << 1) & 0x1FE) + ((cw2 >> 7) & 1);
	unsigned long RDW = cw2 & 0x7F;
	unsigned long OD = ics307_S_to_OD[cw0 & 0x7];
	unsigned long freq;

	/* CLK1Frequency = InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD) */

	/* cw0:  C1 C0 TTL F1 F0 S2 S1 S0
	 * cw1:  V8 V7 V6 V5 V4 V3 V2 V1
	 * cw2:  V0 R6 R5 R4 R3 R2 R1 R0
	 *
	 * R6:R0 = Reference Divider Word (RDW)
	 * V8:V0 = VCO Divider Word (VDW)
	 * S2:S0 = Output Divider Select (OD)
	 * F1:F0 = Function of CLK2 Output
	 * TTL = duty cycle
	 * C1:C0 = internal load capacitance for cyrstal
	 */

	/* Adding 1 to get a "nicely" rounded number, but this needs
	 * more tweaking to get a "properly" rounded number. */

	freq = 1 + (InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD));

	debug("ICS307: CW[0-2]: %02X %02X %02X => %u Hz\n", cw0, cw1, cw2,
			freq);
	return freq;
}

unsigned long get_board_sys_clk(ulong dummy)
{
	return ics307_clk_freq (
			in8(PIXIS_BASE + PIXIS_VSYSCLK0),
			in8(PIXIS_BASE + PIXIS_VSYSCLK1),
			in8(PIXIS_BASE + PIXIS_VSYSCLK2)
			);
}

unsigned long get_board_ddr_clk(ulong dummy)
{
	return ics307_clk_freq (
			in8(PIXIS_BASE + PIXIS_VDDRCLK0),
			in8(PIXIS_BASE + PIXIS_VDDRCLK1),
			in8(PIXIS_BASE + PIXIS_VDDRCLK2)
			);
}
#else
unsigned long get_board_sys_clk(ulong dummy)
{
	u8 i;
	ulong val = 0;

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

	switch (i) {
		case 0:
			val = 33333333;
			break;
		case 1:
			val = 40000000;
			break;
		case 2:
			val = 50000000;
			break;
		case 3:
			val = 66666666;
			break;
		case 4:
			val = 83333333;
			break;
		case 5:
			val = 100000000;
			break;
		case 6:
			val = 133333333;
			break;
		case 7:
			val = 166666666;
			break;
	}

	return val;
}

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

	i = in8(PIXIS_BASE + PIXIS_SPD);
	i &= 0x38;
	i >>= 3;

	switch (i) {
		case 0:
			val = 33333333;
			break;
		case 1:
			val = 40000000;
			break;
		case 2:
			val = 50000000;
			break;
		case 3:
			val = 66666666;
			break;
		case 4:
			val = 83333333;
			break;
		case 5:
			val = 100000000;
			break;
		case 6:
			val = 133333333;
			break;
		case 7:
			val = 166666666;
			break;
	}
	return val;
}
#endif

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

	ft_cpu_setup(blob, bd);

	base = getenv_bootm_low();
	size = getenv_bootm_size();

	fdt_fixup_memory(blob, (u64)base, (u64)size);

	node = fdt_path_offset(blob, "/aliases");
	tmp[0] = 0;
	if (node >= 0) {
#ifdef CONFIG_PCIE3
		path = fdt_getprop(blob, node, "pci0", NULL);
		if (path) {
			tmp[1] = pcie3_hose.last_busno - pcie3_hose.first_busno;
			do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
		}
#endif
#ifdef CONFIG_PCIE2
		path = fdt_getprop(blob, node, "pci1", 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
#ifdef CONFIG_PCIE1
		path = fdt_getprop(blob, node, "pci2", 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
	}
}
#endif

#ifdef CONFIG_MP
extern void cpu_mp_lmb_reserve(struct lmb *lmb);

void board_lmb_reserve(struct lmb *lmb)
{
	cpu_mp_lmb_reserve(lmb);
}
#endif
Commit	Line	Data
129ba616 KG	1	/*
	2	* Copyright 2007-2008 Freescale Semiconductor, Inc.
	3	*
	4	* See file CREDITS for list of people who contributed to this
	5	* project.
	6	*
	7	* This program is free software; you can redistribute it and/or
	8	* modify it under the terms of the GNU General Public License as
	9	* published by the Free Software Foundation; either version 2 of
	10	* the License, or (at your option) any later version.
	11	*
	12	* This program is distributed in the hope that it will be useful,
	13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	* GNU General Public License for more details.
	16	*
	17	* You should have received a copy of the GNU General Public License
	18	* along with this program; if not, write to the Free Software
	19	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	20	* MA 02111-1307 USA
	21	*/
	22
	23	#include <common.h>
	24	#include <command.h>
	25	#include <pci.h>
	26	#include <asm/processor.h>
	27	#include <asm/mmu.h>
	28	#include <asm/immap_85xx.h>
	29	#include <asm/immap_fsl_pci.h>
	30	#include <asm/fsl_ddr_sdram.h>
	31	#include <asm/io.h>
	32	#include <miiphy.h>
	33	#include <libfdt.h>
	34	#include <fdt_support.h>
	35
	36	#include "../common/pixis.h"
	37
	38	#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
	39	extern void ddr_enable_ecc(unsigned int dram_size);
	40	#endif
	41
	42	long int fixed_sdram(void);
	43
	44	int checkboard (void)
	45	{
	46	printf ("Board: MPC8572DS, System ID: 0x%02x, "
	47	"System Version: 0x%02x, FPGA Version: 0x%02x\n",
	48	in8(PIXIS_BASE + PIXIS_ID), in8(PIXIS_BASE + PIXIS_VER),
	49	in8(PIXIS_BASE + PIXIS_PVER));
	50	return 0;
	51	}
	52
	53	phys_size_t initdram(int board_type)
	54	{
	55	phys_size_t dram_size = 0;
	56
	57	puts("Initializing....");
	58
	59	#ifdef CONFIG_SPD_EEPROM
	60	dram_size = fsl_ddr_sdram();
	61
	62	dram_size = setup_ddr_tlbs(dram_size / 0x100000);
	63
	64	dram_size *= 0x100000;
65	#else
66	dram_size = fixed_sdram();
67	#endif
68
69	#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
70	/*
71	* Initialize and enable DDR ECC.
72	*/
73	ddr_enable_ecc(dram_size);
74	#endif
75	puts(" DDR: ");
76	return dram_size;
77	}
78
79	#if !defined(CONFIG_SPD_EEPROM)
80	/*
81	* Fixed sdram init -- doesn't use serial presence detect.
82	*/
83
84	phys_size_t fixed_sdram (void)
85	{
6d0f6bcf	86	volatile immap_t immap = (immap_t )CONFIG_SYS_IMMR;
129ba616 KG	87	volatile ccsr_ddr_t *ddr= &immap->im_ddr;
	88	uint d_init;
	89
6d0f6bcf JCPV	90	ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
6d0f6bcf JCPV	91	ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
129ba616	92
6d0f6bcf JCPV	93	ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
	94	ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
	95	ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
	96	ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
	97	ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
	98	ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
	99	ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
	100	ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
	101	ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
	102	ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;
129ba616 KG	103
129ba616 KG	104	#if defined (CONFIG_DDR_ECC)
6d0f6bcf JCPV	105	ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
	106	ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
	107	ddr->err_sbe = CONFIG_SYS_DDR_SBE;
129ba616 KG	108	#endif
	109	asm("sync;isync");
	110
	111	udelay(500);
	112
6d0f6bcf	113	ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
129ba616 KG	114
	115	#if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
	116	d_init = 1;
	117	debug("DDR - 1st controller: memory initializing\n");
	118	/*
	119	* Poll until memory is initialized.
	120	* 512 Meg at 400 might hit this 200 times or so.
	121	*/
	122	while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
	123	udelay(1000);
	124	}
	125	debug("DDR: memory initialized\n\n");
	126	asm("sync; isync");
	127	udelay(500);
	128	#endif
	129
	130	return 512 * 1024 * 1024;
	131	}
	132
	133	#endif
	134
	135	#ifdef CONFIG_PCIE1
	136	static struct pci_controller pcie1_hose;
	137	#endif
	138
	139	#ifdef CONFIG_PCIE2
	140	static struct pci_controller pcie2_hose;
	141	#endif
	142
	143	#ifdef CONFIG_PCIE3
	144	static struct pci_controller pcie3_hose;
	145	#endif
	146
	147	int first_free_busno=0;
	148	#ifdef CONFIG_PCI
	149	void pci_init_board(void)
	150	{
6d0f6bcf	151	volatile ccsr_gur_t gur = (void )(CONFIG_SYS_MPC85xx_GUTS_ADDR);
129ba616 KG	152	uint devdisr = gur->devdisr;
	153	uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
	154	uint host_agent = (gur->porbmsr & MPC85xx_PORBMSR_HA) >> 16;
	155
	156	debug (" pci_init_board: devdisr=%x, io_sel=%x, host_agent=%x\n",
	157	devdisr, io_sel, host_agent);
	158
	159	if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS))
	160	printf (" eTSEC1 is in sgmii mode.\n");
	161	if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS))
	162	printf (" eTSEC2 is in sgmii mode.\n");
	163	if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS))
	164	printf (" eTSEC3 is in sgmii mode.\n");
	165	if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII4_DIS))
	166	printf (" eTSEC4 is in sgmii mode.\n");
	167
	168
	169	#ifdef CONFIG_PCIE3
	170	{
6d0f6bcf	171	volatile ccsr_fsl_pci_t pci = (ccsr_fsl_pci_t ) CONFIG_SYS_PCIE3_ADDR;
129ba616 KG	172	extern void fsl_pci_init(struct pci_controller *hose);
	173	struct pci_controller *hose = &pcie3_hose;
	174	int pcie_ep = (host_agent == 0) \|\| (host_agent == 3) \|\|
	175	(host_agent == 5) \|\| (host_agent == 6);
	176	int pcie_configured = io_sel >= 1;
	177	u32 temp32;
	178
	179	if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
	180	printf ("\n PCIE3 connected to ULI as %s (base address %x)",
	181	pcie_ep ? "End Point" : "Root Complex",
	182	(uint)pci);
	183	if (pci->pme_msg_det) {
	184	pci->pme_msg_det = 0xffffffff;
	185	debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
	186	}
	187	printf ("\n");
	188
	189	/* inbound */
	190	pci_set_region(hose->regions + 0,
6d0f6bcf JCPV	191	CONFIG_SYS_PCI_MEMORY_BUS,
	192	CONFIG_SYS_PCI_MEMORY_PHYS,
	193	CONFIG_SYS_PCI_MEMORY_SIZE,
129ba616 KG	194	PCI_REGION_MEM \| PCI_REGION_MEMORY);
	195
	196	/* outbound memory */
	197	pci_set_region(hose->regions + 1,
6d0f6bcf JCPV	198	CONFIG_SYS_PCIE3_MEM_BASE,
	199	CONFIG_SYS_PCIE3_MEM_PHYS,
	200	CONFIG_SYS_PCIE3_MEM_SIZE,
129ba616 KG	201	PCI_REGION_MEM);
	202
	203	/* outbound io */
	204	pci_set_region(hose->regions + 2,
6d0f6bcf JCPV	205	CONFIG_SYS_PCIE3_IO_BASE,
	206	CONFIG_SYS_PCIE3_IO_PHYS,
	207	CONFIG_SYS_PCIE3_IO_SIZE,
129ba616 KG	208	PCI_REGION_IO);
	209
	210	hose->region_count = 3;
	211	hose->first_busno=first_free_busno;
	212	pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
	213
	214	fsl_pci_init(hose);
	215
	216	first_free_busno=hose->last_busno+1;
	217	printf (" PCIE3 on bus %02x - %02x\n",
	218	hose->first_busno,hose->last_busno);
	219
	220	/*
	221	* Activate ULI1575 legacy chip by performing a fake
	222	* memory access. Needed to make ULI RTC work.
	223	* Device 1d has the first on-board memory BAR.
	224	*/
	225
	226	pci_hose_read_config_dword(hose, PCI_BDF(2, 0x1d, 0 ),
	227	PCI_BASE_ADDRESS_1, &temp32);
6d0f6bcf	228	if (temp32 >= CONFIG_SYS_PCIE3_MEM_PHYS) {
129ba616 KG	229	debug(" uli1572 read to %x\n", temp32);
	230	in_be32((unsigned *)temp32);
	231	}
	232	} else {
	233	printf (" PCIE3: disabled\n");
	234	}
	235
	236	}
	237	#else
	238	gur->devdisr \|= MPC85xx_DEVDISR_PCIE3; /* disable */
	239	#endif
	240
	241	#ifdef CONFIG_PCIE2
	242	{
6d0f6bcf	243	volatile ccsr_fsl_pci_t pci = (ccsr_fsl_pci_t ) CONFIG_SYS_PCIE2_ADDR;
129ba616 KG	244	extern void fsl_pci_init(struct pci_controller *hose);
	245	struct pci_controller *hose = &pcie2_hose;
	246	int pcie_ep = (host_agent == 2) \|\| (host_agent == 4) \|\|
	247	(host_agent == 6);
	248	int pcie_configured = io_sel & 4;
	249
	250	if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
	251	printf ("\n PCIE2 connected to Slot 1 as %s (base address %x)",
	252	pcie_ep ? "End Point" : "Root Complex",
	253	(uint)pci);
	254	if (pci->pme_msg_det) {
	255	pci->pme_msg_det = 0xffffffff;
	256	debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
	257	}
	258	printf ("\n");
	259
	260	/* inbound */
	261	pci_set_region(hose->regions + 0,
6d0f6bcf JCPV	262	CONFIG_SYS_PCI_MEMORY_BUS,
	263	CONFIG_SYS_PCI_MEMORY_PHYS,
	264	CONFIG_SYS_PCI_MEMORY_SIZE,
129ba616 KG	265	PCI_REGION_MEM \| PCI_REGION_MEMORY);
	266
	267	/* outbound memory */
	268	pci_set_region(hose->regions + 1,
6d0f6bcf JCPV	269	CONFIG_SYS_PCIE2_MEM_BASE,
	270	CONFIG_SYS_PCIE2_MEM_PHYS,
	271	CONFIG_SYS_PCIE2_MEM_SIZE,
129ba616 KG	272	PCI_REGION_MEM);
	273
	274	/* outbound io */
	275	pci_set_region(hose->regions + 2,
6d0f6bcf JCPV	276	CONFIG_SYS_PCIE2_IO_BASE,
	277	CONFIG_SYS_PCIE2_IO_PHYS,
	278	CONFIG_SYS_PCIE2_IO_SIZE,
129ba616 KG	279	PCI_REGION_IO);
	280
	281	hose->region_count = 3;
	282	hose->first_busno=first_free_busno;
	283	pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
	284
	285	fsl_pci_init(hose);
	286	first_free_busno=hose->last_busno+1;
	287	printf (" PCIE2 on bus %02x - %02x\n",
	288	hose->first_busno,hose->last_busno);
	289
	290	} else {
	291	printf (" PCIE2: disabled\n");
	292	}
	293
	294	}
	295	#else
	296	gur->devdisr \|= MPC85xx_DEVDISR_PCIE2; /* disable */
	297	#endif
	298	#ifdef CONFIG_PCIE1
	299	{
6d0f6bcf	300	volatile ccsr_fsl_pci_t pci = (ccsr_fsl_pci_t ) CONFIG_SYS_PCIE1_ADDR;
129ba616 KG	301	extern void fsl_pci_init(struct pci_controller *hose);
	302	struct pci_controller *hose = &pcie1_hose;
	303	int pcie_ep = (host_agent == 1) \|\| (host_agent == 4) \|\|
	304	(host_agent == 5);
	305	int pcie_configured = io_sel & 6;
	306
	307	if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
	308	printf ("\n PCIE1 connected to Slot 2 as %s (base address %x)",
	309	pcie_ep ? "End Point" : "Root Complex",
	310	(uint)pci);
	311	if (pci->pme_msg_det) {
	312	pci->pme_msg_det = 0xffffffff;
	313	debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
	314	}
	315	printf ("\n");
	316
	317	/* inbound */
	318	pci_set_region(hose->regions + 0,
6d0f6bcf JCPV	319	CONFIG_SYS_PCI_MEMORY_BUS,
	320	CONFIG_SYS_PCI_MEMORY_PHYS,
	321	CONFIG_SYS_PCI_MEMORY_SIZE,
129ba616 KG	322	PCI_REGION_MEM \| PCI_REGION_MEMORY);
	323
	324	/* outbound memory */
	325	pci_set_region(hose->regions + 1,
6d0f6bcf JCPV	326	CONFIG_SYS_PCIE1_MEM_BASE,
	327	CONFIG_SYS_PCIE1_MEM_PHYS,
	328	CONFIG_SYS_PCIE1_MEM_SIZE,
129ba616 KG	329	PCI_REGION_MEM);
	330
	331	/* outbound io */
	332	pci_set_region(hose->regions + 2,
6d0f6bcf JCPV	333	CONFIG_SYS_PCIE1_IO_BASE,
	334	CONFIG_SYS_PCIE1_IO_PHYS,
	335	CONFIG_SYS_PCIE1_IO_SIZE,
129ba616 KG	336	PCI_REGION_IO);
	337
	338	hose->region_count = 3;
	339	hose->first_busno=first_free_busno;
	340
	341	pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
	342
	343	fsl_pci_init(hose);
	344
	345	first_free_busno=hose->last_busno+1;
	346	printf(" PCIE1 on bus %02x - %02x\n",
	347	hose->first_busno,hose->last_busno);
	348
	349	} else {
	350	printf (" PCIE1: disabled\n");
	351	}
	352
	353	}
	354	#else
	355	gur->devdisr \|= MPC85xx_DEVDISR_PCIE; /* disable */
	356	#endif
	357	}
	358	#endif
	359
	360	int board_early_init_r(void)
	361	{
	362	unsigned int i;
6d0f6bcf	363	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
129ba616 KG	364	const u8 flash_esel = 2;
	365
	366	/*
	367	* Remap Boot flash + PROMJET region to caching-inhibited
	368	* so that flash can be erased properly.
	369	*/
	370
	371	/* Invalidate any remaining lines of the flash from caches. */
	372	for (i = 0; i < 25610241024; i+=32) {
	373	asm volatile ("dcbi %0,%1": : "b" (flashbase), "r" (i));
	374	asm volatile ("icbi %0,%1": : "b" (flashbase), "r" (i));
	375	}
	376
	377	/* invalidate existing TLB entry for flash + promjet */
	378	disable_tlb(flash_esel);
	379
	380	set_tlb(1, flashbase, flashbase, /* tlb, epn, rpn */
	381	MAS3_SX\|MAS3_SW\|MAS3_SR, MAS2_I\|MAS2_G, /* perms, wimge */
	382	0, flash_esel, BOOKE_PAGESZ_256M, 1); /* ts, esel, tsize, iprot */
	383
	384	return 0;
	385	}
	386
	387	#ifdef CONFIG_GET_CLK_FROM_ICS307
	388	/* decode S[0-2] to Output Divider (OD) */
	389	static unsigned char ics307_S_to_OD[] = {
	390	10, 2, 8, 4, 5, 7, 3, 6
	391	};
	392
	393	/* Calculate frequency being generated by ICS307-02 clock chip based upon
	394	* the control bytes being programmed into it. */
	395	/* XXX: This function should probably go into a common library */
	396	static unsigned long
	397	ics307_clk_freq (unsigned char cw0, unsigned char cw1, unsigned char cw2)
	398	{
	399	const unsigned long InputFrequency = CONFIG_ICS307_REFCLK_HZ;
	400	unsigned long VDW = ((cw1 << 1) & 0x1FE) + ((cw2 >> 7) & 1);
	401	unsigned long RDW = cw2 & 0x7F;
	402	unsigned long OD = ics307_S_to_OD[cw0 & 0x7];
	403	unsigned long freq;
	404
	405	/* CLK1Frequency = InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD) */
	406
	407	/* cw0: C1 C0 TTL F1 F0 S2 S1 S0
	408	* cw1: V8 V7 V6 V5 V4 V3 V2 V1
	409	* cw2: V0 R6 R5 R4 R3 R2 R1 R0
	410	*
	411	* R6:R0 = Reference Divider Word (RDW)
	412	* V8:V0 = VCO Divider Word (VDW)
	413	* S2:S0 = Output Divider Select (OD)
	414	* F1:F0 = Function of CLK2 Output
	415	* TTL = duty cycle
	416	* C1:C0 = internal load capacitance for cyrstal
	417	*/
	418
	419	/* Adding 1 to get a "nicely" rounded number, but this needs
	420	* more tweaking to get a "properly" rounded number. */
	421
	422	freq = 1 + (InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD));
	423
	424	debug("ICS307: CW[0-2]: %02X %02X %02X => %u Hz\n", cw0, cw1, cw2,
	425	freq);
	426	return freq;
	427	}
428
429	unsigned long get_board_sys_clk(ulong dummy)
430	{
431	return ics307_clk_freq (
432	in8(PIXIS_BASE + PIXIS_VSYSCLK0),
433	in8(PIXIS_BASE + PIXIS_VSYSCLK1),
434	in8(PIXIS_BASE + PIXIS_VSYSCLK2)
435	);
436	}
437
438	unsigned long get_board_ddr_clk(ulong dummy)
439	{
440	return ics307_clk_freq (
441	in8(PIXIS_BASE + PIXIS_VDDRCLK0),
442	in8(PIXIS_BASE + PIXIS_VDDRCLK1),
443	in8(PIXIS_BASE + PIXIS_VDDRCLK2)
444	);
445	}
446	#else
447	unsigned long get_board_sys_clk(ulong dummy)
448	{
449	u8 i;
450	ulong val = 0;
451
452	i = in8(PIXIS_BASE + PIXIS_SPD);
453	i &= 0x07;
454
455	switch (i) {
456	case 0:
457	val = 33333333;
458	break;
459	case 1:
460	val = 40000000;
461	break;
462	case 2:
463	val = 50000000;
464	break;
465	case 3:
466	val = 66666666;
467	break;
468	case 4:
469	val = 83333333;
470	break;
471	case 5:
472	val = 100000000;
473	break;
474	case 6:
475	val = 133333333;
476	break;
477	case 7:
478	val = 166666666;
479	break;
480	}
481
482	return val;
483	}
484
485	unsigned long get_board_ddr_clk(ulong dummy)
486	{
487	u8 i;
488	ulong val = 0;
489
490	i = in8(PIXIS_BASE + PIXIS_SPD);
491	i &= 0x38;
492	i >>= 3;
493
494	switch (i) {
495	case 0:
496	val = 33333333;
497	break;
498	case 1:
499	val = 40000000;
500	break;
501	case 2:
502	val = 50000000;
503	break;
504	case 3:
505	val = 66666666;
506	break;
507	case 4:
508	val = 83333333;
509	break;
510	case 5:
511	val = 100000000;
512	break;
513	case 6:
514	val = 133333333;
515	break;
516	case 7:
517	val = 166666666;
518	break;
519	}
520	return val;
521	}
522	#endif
523
524	#if defined(CONFIG_OF_BOARD_SETUP)
525	void ft_board_setup(void blob, bd_t bd)
526	{
527	int node, tmp[2];
528	const char *path;
529	ulong base, size;
530
531	ft_cpu_setup(blob, bd);
532
533	base = getenv_bootm_low();
534	size = getenv_bootm_size();
535
536	fdt_fixup_memory(blob, (u64)base, (u64)size);
537
538	node = fdt_path_offset(blob, "/aliases");
539	tmp[0] = 0;
540	if (node >= 0) {
541	#ifdef CONFIG_PCIE3
542	path = fdt_getprop(blob, node, "pci0", NULL);
543	if (path) {
544	tmp[1] = pcie3_hose.last_busno - pcie3_hose.first_busno;
545	do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
546	}
547	#endif
548	#ifdef CONFIG_PCIE2
549	path = fdt_getprop(blob, node, "pci1", NULL);
550	if (path) {
551	tmp[1] = pcie2_hose.last_busno - pcie2_hose.first_busno;
552	do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
553	}
554	#endif
555	#ifdef CONFIG_PCIE1
556	path = fdt_getprop(blob, node, "pci2", NULL);
557	if (path) {
558	tmp[1] = pcie1_hose.last_busno - pcie1_hose.first_busno;
559	do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
560	}
561	#endif
562	}
563	}
564	#endif
565
566	#ifdef CONFIG_MP
567	extern void cpu_mp_lmb_reserve(struct lmb *lmb);
568
569	void board_lmb_reserve(struct lmb *lmb)
570	{
571	cpu_mp_lmb_reserve(lmb);
572	}
573	#endif