[people/ms/u-boot.git] / include / configs / Sandpoint8245.h

/*
 * (C) Copyright 2001-2005
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * 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
 */

/* ------------------------------------------------------------------------- */

/*
 * board/config.h - configuration options, board specific
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/*
 * High Level Configuration Options
 * (easy to change)
 */

#define CONFIG_MPC824X		1
#define CONFIG_MPC8245		1
#define CONFIG_SANDPOINT	1

#if 0
#define USE_DINK32		1
#else
#undef USE_DINK32
#endif

#define CONFIG_CONS_INDEX     3               /* set to '3' for on-chip DUART */
#define CONFIG_BAUDRATE		9600
#define CONFIG_DRAM_SPEED	100		/* MHz				*/

#define	CONFIG_TIMESTAMP		/* Print image info with timestamp */


/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME


/*
 * Command line configuration.
 */
#include <config_cmd_default.h>

#define CONFIG_CMD_DHCP
#define CONFIG_CMD_ELF
#define CONFIG_CMD_I2C
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_NFS
#define CONFIG_CMD_PCI
#define CONFIG_CMD_SNTP


/*
 * Miscellaneous configurable options
 */
#define CONFIG_SYS_LONGHELP		1		/* undef to save memory		*/
#define CONFIG_SYS_PROMPT		"=> "		/* Monitor Command Prompt	*/
#define CONFIG_SYS_CBSIZE		256		/* Console I/O Buffer Size	*/
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)	/* Print Buffer Size	*/
#define CONFIG_SYS_MAXARGS		16		/* max number of command args	*/
#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size	*/
#define CONFIG_SYS_LOAD_ADDR		0x00100000	/* default load address		*/
#define CONFIG_SYS_HZ			1000		/* decrementer freq: 1 ms ticks */

/*-----------------------------------------------------------------------
 * PCI stuff
 *-----------------------------------------------------------------------
 */
#define CONFIG_PCI				/* include pci support		*/
#undef CONFIG_PCI_PNP

#define CONFIG_NET_MULTI			/* Multi ethernet cards support */

#define CONFIG_EEPRO100
#define CONFIG_SYS_RX_ETH_BUFFER	8               /* use 8 rx buffer on eepro100  */
#define CONFIG_NATSEMI
#define CONFIG_NS8382X

#define PCI_ENET0_IOADDR	0x80000000
#define PCI_ENET0_MEMADDR	0x80000000
#define	PCI_ENET1_IOADDR	0x81000000
#define	PCI_ENET1_MEMADDR	0x81000000


/*-----------------------------------------------------------------------
 * Start addresses for the final memory configuration
 * (Set up by the startup code)
 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
 */
#define CONFIG_SYS_SDRAM_BASE		0x00000000
#define CONFIG_SYS_MAX_RAM_SIZE	0x10000000

#define CONFIG_SYS_RESET_ADDRESS	0xFFF00100

#if defined (USE_DINK32)
#define CONFIG_SYS_MONITOR_LEN		0x00030000
#define CONFIG_SYS_MONITOR_BASE	0x00090000
#define CONFIG_SYS_RAMBOOT		1
#define CONFIG_SYS_INIT_RAM_ADDR	(CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
#define CONFIG_SYS_INIT_RAM_END	0x10000
#define CONFIG_SYS_GBL_DATA_SIZE	256  /* size in bytes reserved for initial data */
#define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
#define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
#else
#undef	CONFIG_SYS_RAMBOOT
#define CONFIG_SYS_MONITOR_LEN		0x00030000
#define CONFIG_SYS_MONITOR_BASE	TEXT_BASE

/*#define CONFIG_SYS_GBL_DATA_SIZE    256*/
#define CONFIG_SYS_GBL_DATA_SIZE	128

#define CONFIG_SYS_INIT_RAM_ADDR     0x40000000
#define CONFIG_SYS_INIT_RAM_END      0x1000
#define CONFIG_SYS_GBL_DATA_OFFSET  (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)

#endif

#define CONFIG_SYS_FLASH_BASE		0xFFF00000
#if 0
#define CONFIG_SYS_FLASH_SIZE		(512 * 1024)	/* sandpoint has tiny eeprom	*/
#else
#define CONFIG_SYS_FLASH_SIZE		(1024 * 1024)	/* Unity has onboard 1MByte flash */
#endif
#define CONFIG_ENV_IS_IN_FLASH	1
#define CONFIG_ENV_OFFSET		0x00004000	/* Offset of Environment Sector */
#define CONFIG_ENV_SIZE		0x00002000	/* Total Size of Environment Sector */

#define CONFIG_SYS_MALLOC_LEN		(512 << 10)	/* Reserve 512 kB for malloc()	*/

#define CONFIG_SYS_MEMTEST_START	0x00000000	/* memtest works on		*/
#define CONFIG_SYS_MEMTEST_END		0x04000000	/* 0 ... 32 MB in DRAM		*/

#define CONFIG_SYS_EUMB_ADDR		0xFC000000

#define CONFIG_SYS_ISA_MEM		0xFD000000
#define CONFIG_SYS_ISA_IO		0xFE000000

#define CONFIG_SYS_FLASH_RANGE_BASE	0xFF000000	/* flash memory address range	*/
#define CONFIG_SYS_FLASH_RANGE_SIZE	0x01000000
#define FLASH_BASE0_PRELIM	0xFFF00000	/* sandpoint flash		*/
#define FLASH_BASE1_PRELIM	0xFF000000	/* PMC onboard flash		*/

/*
 * select i2c support configuration
 *
 * Supported configurations are {none, software, hardware} drivers.
 * If the software driver is chosen, there are some additional
 * configuration items that the driver uses to drive the port pins.
 */
#define CONFIG_HARD_I2C		1		/* To enable I2C support	*/
#undef  CONFIG_SOFT_I2C				/* I2C bit-banged		*/
#define CONFIG_SYS_I2C_SPEED		400000		/* I2C speed and slave address	*/
#define CONFIG_SYS_I2C_SLAVE		0x7F

#ifdef CONFIG_SOFT_I2C
#error "Soft I2C is not configured properly.  Please review!"
#define I2C_PORT		3               /* Port A=0, B=1, C=2, D=3 */
#define I2C_ACTIVE		(iop->pdir |=  0x00010000)
#define I2C_TRISTATE		(iop->pdir &= ~0x00010000)
#define I2C_READ		((iop->pdat & 0x00010000) != 0)
#define I2C_SDA(bit)		if(bit) iop->pdat |=  0x00010000; \
				else    iop->pdat &= ~0x00010000
#define I2C_SCL(bit)		if(bit) iop->pdat |=  0x00020000; \
				else    iop->pdat &= ~0x00020000
#define I2C_DELAY		udelay(5)	/* 1/4 I2C clock duration */
#endif /* CONFIG_SOFT_I2C */

#define CONFIG_SYS_I2C_EEPROM_ADDR	0x57		/* EEPROM IS24C02		*/
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	1		/* Bytes of address		*/
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	3
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10	/* and takes up to 10 msec */

#define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
#define CONFIG_SYS_FLASH_BANKS		{ FLASH_BASE0_PRELIM , FLASH_BASE1_PRELIM }

/*-----------------------------------------------------------------------
 * Definitions for initial stack pointer and data area (in DPRAM)
 */


#define CONFIG_WINBOND_83C553	1	/*has a winbond bridge			*/
#define CONFIG_SYS_USE_WINBOND_IDE	0	/*use winbond 83c553 internal IDE ctrlr */
#define CONFIG_SYS_WINBOND_ISA_CFG_ADDR    0x80005800	/*pci-isa bridge config addr	*/
#define CONFIG_SYS_WINBOND_IDE_CFG_ADDR    0x80005900	/*ide config addr		*/

#define CONFIG_SYS_IDE_MAXBUS		2   /* max. 2 IDE busses	*/
#define CONFIG_SYS_IDE_MAXDEVICE	(CONFIG_SYS_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */

/*
 * NS87308 Configuration
 */
#define CONFIG_NS87308			/* Nat Semi super-io controller on ISA bus */

#define CONFIG_SYS_NS87308_BADDR_10	1

#define CONFIG_SYS_NS87308_DEVS	( CONFIG_SYS_NS87308_UART1   | \
				  CONFIG_SYS_NS87308_UART2   | \
				  CONFIG_SYS_NS87308_POWRMAN | \
				  CONFIG_SYS_NS87308_RTC_APC )

#undef  CONFIG_SYS_NS87308_PS2MOD

#define CONFIG_SYS_NS87308_CS0_BASE	0x0076
#define CONFIG_SYS_NS87308_CS0_CONF	0x30
#define CONFIG_SYS_NS87308_CS1_BASE	0x0075
#define CONFIG_SYS_NS87308_CS1_CONF	0x30
#define CONFIG_SYS_NS87308_CS2_BASE	0x0074
#define CONFIG_SYS_NS87308_CS2_CONF	0x30

/*
 * NS16550 Configuration
 */
#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL

#define CONFIG_SYS_NS16550_REG_SIZE	1

#if (CONFIG_CONS_INDEX > 2)
#define CONFIG_SYS_NS16550_CLK         CONFIG_DRAM_SPEED*1000000
#else
#define CONFIG_SYS_NS16550_CLK         1843200
#endif

#define CONFIG_SYS_NS16550_COM1	(CONFIG_SYS_ISA_IO + CONFIG_SYS_NS87308_UART1_BASE)
#define CONFIG_SYS_NS16550_COM2	(CONFIG_SYS_ISA_IO + CONFIG_SYS_NS87308_UART2_BASE)
#define CONFIG_SYS_NS16550_COM3	(CONFIG_SYS_EUMB_ADDR + 0x4500)
#define CONFIG_SYS_NS16550_COM4	(CONFIG_SYS_EUMB_ADDR + 0x4600)

/*
 * Low Level Configuration Settings
 * (address mappings, register initial values, etc.)
 * You should know what you are doing if you make changes here.
 */

#define CONFIG_SYS_CLK_FREQ  33333333	/* external frequency to pll */

#define CONFIG_SYS_ROMNAL		7	/*rom/flash next access time		*/
#define CONFIG_SYS_ROMFAL		11	/*rom/flash access time			*/

#define CONFIG_SYS_REFINT	430	/* no of clock cycles between CBR refresh cycles */

/* the following are for SDRAM only*/
#define CONFIG_SYS_BSTOPRE	121	/* Burst To Precharge, sets open page interval */
#define CONFIG_SYS_REFREC		8	/* Refresh to activate interval		*/
#define CONFIG_SYS_RDLAT		4	/* data latency from read command	*/
#define CONFIG_SYS_PRETOACT		3	/* Precharge to activate interval	*/
#define CONFIG_SYS_ACTTOPRE		5	/* Activate to Precharge interval	*/
#define CONFIG_SYS_ACTORW		3	/* Activate to R/W			*/
#define CONFIG_SYS_SDMODE_CAS_LAT	3	/* SDMODE CAS latency			*/
#define CONFIG_SYS_SDMODE_WRAP		0	/* SDMODE wrap type			*/
#if 0
#define CONFIG_SYS_SDMODE_BURSTLEN	2	/* OBSOLETE!  SDMODE Burst length 2=4, 3=8		*/
#endif

#define CONFIG_SYS_REGISTERD_TYPE_BUFFER   1
#define CONFIG_SYS_EXTROM 1
#define CONFIG_SYS_REGDIMM 0


/* memory bank settings*/
/*
 * only bits 20-29 are actually used from these vales to set the
 * start/end address the upper two bits will be 0, and the lower 20
 * bits will be set to 0x00000 for a start address, or 0xfffff for an
 * end address
 */
#define CONFIG_SYS_BANK0_START		0x00000000
#define CONFIG_SYS_BANK0_END		(CONFIG_SYS_MAX_RAM_SIZE - 1)
#define CONFIG_SYS_BANK0_ENABLE	1
#define CONFIG_SYS_BANK1_START		0x3ff00000
#define CONFIG_SYS_BANK1_END		0x3fffffff
#define CONFIG_SYS_BANK1_ENABLE	0
#define CONFIG_SYS_BANK2_START		0x3ff00000
#define CONFIG_SYS_BANK2_END		0x3fffffff
#define CONFIG_SYS_BANK2_ENABLE	0
#define CONFIG_SYS_BANK3_START		0x3ff00000
#define CONFIG_SYS_BANK3_END		0x3fffffff
#define CONFIG_SYS_BANK3_ENABLE	0
#define CONFIG_SYS_BANK4_START		0x00000000
#define CONFIG_SYS_BANK4_END		0x00000000
#define CONFIG_SYS_BANK4_ENABLE	0
#define CONFIG_SYS_BANK5_START		0x00000000
#define CONFIG_SYS_BANK5_END		0x00000000
#define CONFIG_SYS_BANK5_ENABLE	0
#define CONFIG_SYS_BANK6_START		0x00000000
#define CONFIG_SYS_BANK6_END		0x00000000
#define CONFIG_SYS_BANK6_ENABLE	0
#define CONFIG_SYS_BANK7_START		0x00000000
#define CONFIG_SYS_BANK7_END		0x00000000
#define CONFIG_SYS_BANK7_ENABLE	0
/*
 * Memory bank enable bitmask, specifying which of the banks defined above
 are actually present. MSB is for bank #7, LSB is for bank #0.
 */
#define CONFIG_SYS_BANK_ENABLE		0x01

#define CONFIG_SYS_ODCR		0xff	/* configures line driver impedances,	*/
					/* see 8240 book for bit definitions	*/
#define CONFIG_SYS_PGMAX		0x32	/* how long the 8240 retains the	*/
					/* currently accessed page in memory	*/
					/* see 8240 book for details		*/

/* SDRAM 0 - 256MB */
#define CONFIG_SYS_IBAT0L	(CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
#define CONFIG_SYS_IBAT0U	(CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)

/* stack in DCACHE @ 1GB (no backing mem) */
#if defined(USE_DINK32)
#define CONFIG_SYS_IBAT1L	(0x40000000 | BATL_PP_00 )
#define CONFIG_SYS_IBAT1U	(0x40000000 | BATU_BL_128K )
#else
#define CONFIG_SYS_IBAT1L	(CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
#define CONFIG_SYS_IBAT1U	(CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
#endif

/* PCI memory */
#define CONFIG_SYS_IBAT2L	(0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
#define CONFIG_SYS_IBAT2U	(0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)

/* Flash, config addrs, etc */
#define CONFIG_SYS_IBAT3L	(0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
#define CONFIG_SYS_IBAT3U	(0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)

#define CONFIG_SYS_DBAT0L	CONFIG_SYS_IBAT0L
#define CONFIG_SYS_DBAT0U	CONFIG_SYS_IBAT0U
#define CONFIG_SYS_DBAT1L	CONFIG_SYS_IBAT1L
#define CONFIG_SYS_DBAT1U	CONFIG_SYS_IBAT1U
#define CONFIG_SYS_DBAT2L	CONFIG_SYS_IBAT2L
#define CONFIG_SYS_DBAT2U	CONFIG_SYS_IBAT2U
#define CONFIG_SYS_DBAT3L	CONFIG_SYS_IBAT3L
#define CONFIG_SYS_DBAT3U	CONFIG_SYS_IBAT3U

/*
 * For booting Linux, the board info and command line data
 * have to be in the first 8 MB of memory, since this is
 * the maximum mapped by the Linux kernel during initialization.
 */
#define CONFIG_SYS_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
 * FLASH organization
 */
#define CONFIG_SYS_MAX_FLASH_BANKS	2	/* max number of memory banks		*/
#define CONFIG_SYS_MAX_FLASH_SECT	20	/* max number of sectors on one chip	*/

#define CONFIG_SYS_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
#define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/

/*-----------------------------------------------------------------------
 * Cache Configuration
 */
#define CONFIG_SYS_CACHELINE_SIZE	32	/* For MPC8240 CPU			*/
#if defined(CONFIG_CMD_KGDB)
#  define CONFIG_SYS_CACHELINE_SHIFT	5	/* log base 2 of the above value */
#endif


/*
 * Internal Definitions
 *
 * Boot Flags
 */
#define BOOTFLAG_COLD		0x01	/* Normal Power-On: Boot from FLASH	*/
#define BOOTFLAG_WARM		0x02	/* Software reboot			*/


/* values according to the manual */

#define CONFIG_DRAM_50MHZ	1
#define CONFIG_SDRAM_50MHZ

#undef	NR_8259_INTS
#define NR_8259_INTS		1


#define CONFIG_DISK_SPINUP_TIME 1000000


#endif	/* __CONFIG_H */
Commit	Line	Data
c609719b	1	/*
414eec35	2	* (C) Copyright 2001-2005
c609719b WD	3	* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
	4	*
	5	* See file CREDITS for list of people who contributed to this
	6	* project.
	7	*
	8	* This program is free software; you can redistribute it and/or
	9	* modify it under the terms of the GNU General Public License as
	10	* published by the Free Software Foundation; either version 2 of
	11	* the License, or (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	21	* MA 02111-1307 USA
	22	*/
	23
	24	/* ------------------------------------------------------------------------- */
	25
	26	/*
	27	* board/config.h - configuration options, board specific
	28	*/
	29
	30	#ifndef __CONFIG_H
	31	#define __CONFIG_H
	32
	33	/*
	34	* High Level Configuration Options
	35	* (easy to change)
	36	*/
	37
	38	#define CONFIG_MPC824X 1
	39	#define CONFIG_MPC8245 1
	40	#define CONFIG_SANDPOINT 1
	41
	42	#if 0
	43	#define USE_DINK32 1
	44	#else
	45	#undef USE_DINK32
	46	#endif
	47
	48	#define CONFIG_CONS_INDEX 3 /* set to '3' for on-chip DUART */
	49	#define CONFIG_BAUDRATE 9600
	50	#define CONFIG_DRAM_SPEED 100 /* MHz */
	51
414eec35 WD	52	#define CONFIG_TIMESTAMP /* Print image info with timestamp */
414eec35 WD	53
c609719b	54
a1aa0bb5 JL	55	/*
	56	* BOOTP options
	57	*/
	58	#define CONFIG_BOOTP_BOOTFILESIZE
	59	#define CONFIG_BOOTP_BOOTPATH
	60	#define CONFIG_BOOTP_GATEWAY
	61	#define CONFIG_BOOTP_HOSTNAME
	62
	63
fe7f782d JL	64	/*
	65	* Command line configuration.
	66	*/
	67	#include <config_cmd_default.h>
	68
	69	#define CONFIG_CMD_DHCP
	70	#define CONFIG_CMD_ELF
	71	#define CONFIG_CMD_I2C
	72	#define CONFIG_CMD_EEPROM
	73	#define CONFIG_CMD_NFS
	74	#define CONFIG_CMD_PCI
	75	#define CONFIG_CMD_SNTP
c609719b WD	76
	77
	78	/*
	79	* Miscellaneous configurable options
	80	*/
6d0f6bcf JCPV	81	#define CONFIG_SYS_LONGHELP 1 /* undef to save memory */
	82	#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
	83	#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
	84	#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
	85	#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
	86	#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
	87	#define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */
	88	#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
c609719b WD	89
	90	/*-----------------------------------------------------------------------
	91	* PCI stuff
	92	*-----------------------------------------------------------------------
	93	*/
	94	#define CONFIG_PCI /* include pci support */
	95	#undef CONFIG_PCI_PNP
	96
	97	#define CONFIG_NET_MULTI /* Multi ethernet cards support */
	98
	99	#define CONFIG_EEPRO100
6d0f6bcf	100	#define CONFIG_SYS_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
c609719b WD	101	#define CONFIG_NATSEMI
	102	#define CONFIG_NS8382X
	103
	104	#define PCI_ENET0_IOADDR 0x80000000
	105	#define PCI_ENET0_MEMADDR 0x80000000
	106	#define PCI_ENET1_IOADDR 0x81000000
	107	#define PCI_ENET1_MEMADDR 0x81000000
	108
	109
	110	/*-----------------------------------------------------------------------
	111	* Start addresses for the final memory configuration
	112	* (Set up by the startup code)
6d0f6bcf	113	* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
c609719b	114	*/
6d0f6bcf JCPV	115	#define CONFIG_SYS_SDRAM_BASE 0x00000000
6d0f6bcf JCPV	116	#define CONFIG_SYS_MAX_RAM_SIZE 0x10000000
c609719b	117
6d0f6bcf	118	#define CONFIG_SYS_RESET_ADDRESS 0xFFF00100
c609719b WD	119
c609719b WD	120	#if defined (USE_DINK32)
6d0f6bcf JCPV	121	#define CONFIG_SYS_MONITOR_LEN 0x00030000
	122	#define CONFIG_SYS_MONITOR_BASE 0x00090000
	123	#define CONFIG_SYS_RAMBOOT 1
	124	#define CONFIG_SYS_INIT_RAM_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
	125	#define CONFIG_SYS_INIT_RAM_END 0x10000
	126	#define CONFIG_SYS_GBL_DATA_SIZE 256 /* size in bytes reserved for initial data */
	127	#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
	128	#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
c609719b	129	#else
6d0f6bcf JCPV	130	#undef CONFIG_SYS_RAMBOOT
	131	#define CONFIG_SYS_MONITOR_LEN 0x00030000
	132	#define CONFIG_SYS_MONITOR_BASE TEXT_BASE
c609719b	133
6d0f6bcf JCPV	134	/#define CONFIG_SYS_GBL_DATA_SIZE 256/
6d0f6bcf JCPV	135	#define CONFIG_SYS_GBL_DATA_SIZE 128
c609719b	136
6d0f6bcf JCPV	137	#define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
	138	#define CONFIG_SYS_INIT_RAM_END 0x1000
	139	#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
c609719b WD	140
	141	#endif
	142
6d0f6bcf	143	#define CONFIG_SYS_FLASH_BASE 0xFFF00000
c609719b	144	#if 0
6d0f6bcf	145	#define CONFIG_SYS_FLASH_SIZE (512 * 1024) /* sandpoint has tiny eeprom */
c609719b	146	#else
6d0f6bcf	147	#define CONFIG_SYS_FLASH_SIZE (1024 * 1024) /* Unity has onboard 1MByte flash */
c609719b	148	#endif
5a1aceb0	149	#define CONFIG_ENV_IS_IN_FLASH 1
0e8d1586 JCPV	150	#define CONFIG_ENV_OFFSET 0x00004000 /* Offset of Environment Sector */
0e8d1586 JCPV	151	#define CONFIG_ENV_SIZE 0x00002000 /* Total Size of Environment Sector */
c609719b	152
6d0f6bcf	153	#define CONFIG_SYS_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc() */
c609719b	154
6d0f6bcf JCPV	155	#define CONFIG_SYS_MEMTEST_START 0x00000000 /* memtest works on */
6d0f6bcf JCPV	156	#define CONFIG_SYS_MEMTEST_END 0x04000000 /* 0 ... 32 MB in DRAM */
c609719b	157
6d0f6bcf	158	#define CONFIG_SYS_EUMB_ADDR 0xFC000000
c609719b	159
6d0f6bcf JCPV	160	#define CONFIG_SYS_ISA_MEM 0xFD000000
6d0f6bcf JCPV	161	#define CONFIG_SYS_ISA_IO 0xFE000000
c609719b	162
6d0f6bcf JCPV	163	#define CONFIG_SYS_FLASH_RANGE_BASE 0xFF000000 /* flash memory address range */
6d0f6bcf JCPV	164	#define CONFIG_SYS_FLASH_RANGE_SIZE 0x01000000
c609719b WD	165	#define FLASH_BASE0_PRELIM 0xFFF00000 /* sandpoint flash */
	166	#define FLASH_BASE1_PRELIM 0xFF000000 /* PMC onboard flash */
	167
	168	/*
	169	* select i2c support configuration
	170	*
	171	* Supported configurations are {none, software, hardware} drivers.
	172	* If the software driver is chosen, there are some additional
	173	* configuration items that the driver uses to drive the port pins.
	174	*/
	175	#define CONFIG_HARD_I2C 1 /* To enable I2C support */
	176	#undef CONFIG_SOFT_I2C /* I2C bit-banged */
6d0f6bcf JCPV	177	#define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
6d0f6bcf JCPV	178	#define CONFIG_SYS_I2C_SLAVE 0x7F
c609719b WD	179
	180	#ifdef CONFIG_SOFT_I2C
	181	#error "Soft I2C is not configured properly. Please review!"
	182	#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
	183	#define I2C_ACTIVE (iop->pdir \|= 0x00010000)
	184	#define I2C_TRISTATE (iop->pdir &= ~0x00010000)
	185	#define I2C_READ ((iop->pdat & 0x00010000) != 0)
	186	#define I2C_SDA(bit) if(bit) iop->pdat \|= 0x00010000; \
	187	else iop->pdat &= ~0x00010000
	188	#define I2C_SCL(bit) if(bit) iop->pdat \|= 0x00020000; \
	189	else iop->pdat &= ~0x00020000
	190	#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
	191	#endif /* CONFIG_SOFT_I2C */
	192
6d0f6bcf JCPV	193	#define CONFIG_SYS_I2C_EEPROM_ADDR 0x57 /* EEPROM IS24C02 */
	194	#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
	195	#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
	196	#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
c609719b	197
6d0f6bcf JCPV	198	#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
6d0f6bcf JCPV	199	#define CONFIG_SYS_FLASH_BANKS { FLASH_BASE0_PRELIM , FLASH_BASE1_PRELIM }
c609719b WD	200
	201	/*-----------------------------------------------------------------------
	202	* Definitions for initial stack pointer and data area (in DPRAM)
	203	*/
	204
	205
ab6878c7	206	#define CONFIG_WINBOND_83C553 1 /has a winbond bridge /
6d0f6bcf JCPV	207	#define CONFIG_SYS_USE_WINBOND_IDE 0 /use winbond 83c553 internal IDE ctrlr /
	208	#define CONFIG_SYS_WINBOND_ISA_CFG_ADDR 0x80005800 /pci-isa bridge config addr /
	209	#define CONFIG_SYS_WINBOND_IDE_CFG_ADDR 0x80005900 /ide config addr /
c609719b	210
6d0f6bcf JCPV	211	#define CONFIG_SYS_IDE_MAXBUS 2 /* max. 2 IDE busses */
6d0f6bcf JCPV	212	#define CONFIG_SYS_IDE_MAXDEVICE (CONFIG_SYS_IDE_MAXBUS2) / max. 2 drives per IDE bus */
c609719b WD	213
	214	/*
	215	* NS87308 Configuration
	216	*/
55d6d2d3	217	#define CONFIG_NS87308 /* Nat Semi super-io controller on ISA bus */
c609719b	218
6d0f6bcf	219	#define CONFIG_SYS_NS87308_BADDR_10 1
c609719b	220
6d0f6bcf JCPV	221	#define CONFIG_SYS_NS87308_DEVS ( CONFIG_SYS_NS87308_UART1 \| \
	222	CONFIG_SYS_NS87308_UART2 \| \
	223	CONFIG_SYS_NS87308_POWRMAN \| \
	224	CONFIG_SYS_NS87308_RTC_APC )
c609719b	225
6d0f6bcf	226	#undef CONFIG_SYS_NS87308_PS2MOD
c609719b	227
6d0f6bcf JCPV	228	#define CONFIG_SYS_NS87308_CS0_BASE 0x0076
	229	#define CONFIG_SYS_NS87308_CS0_CONF 0x30
	230	#define CONFIG_SYS_NS87308_CS1_BASE 0x0075
	231	#define CONFIG_SYS_NS87308_CS1_CONF 0x30
	232	#define CONFIG_SYS_NS87308_CS2_BASE 0x0074
	233	#define CONFIG_SYS_NS87308_CS2_CONF 0x30
c609719b WD	234
	235	/*
	236	* NS16550 Configuration
	237	*/
6d0f6bcf JCPV	238	#define CONFIG_SYS_NS16550
6d0f6bcf JCPV	239	#define CONFIG_SYS_NS16550_SERIAL
c609719b	240
6d0f6bcf	241	#define CONFIG_SYS_NS16550_REG_SIZE 1
c609719b	242
f832d8a1	243	#if (CONFIG_CONS_INDEX > 2)
6d0f6bcf	244	#define CONFIG_SYS_NS16550_CLK CONFIG_DRAM_SPEED*1000000
f832d8a1	245	#else
6d0f6bcf	246	#define CONFIG_SYS_NS16550_CLK 1843200
f832d8a1	247	#endif
49822e23	248
6d0f6bcf JCPV	249	#define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_ISA_IO + CONFIG_SYS_NS87308_UART1_BASE)
	250	#define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_ISA_IO + CONFIG_SYS_NS87308_UART2_BASE)
	251	#define CONFIG_SYS_NS16550_COM3 (CONFIG_SYS_EUMB_ADDR + 0x4500)
	252	#define CONFIG_SYS_NS16550_COM4 (CONFIG_SYS_EUMB_ADDR + 0x4600)
c609719b WD	253
	254	/*
	255	* Low Level Configuration Settings
	256	* (address mappings, register initial values, etc.)
	257	* You should know what you are doing if you make changes here.
	258	*/
	259
	260	#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
	261
6d0f6bcf JCPV	262	#define CONFIG_SYS_ROMNAL 7 /rom/flash next access time /
6d0f6bcf JCPV	263	#define CONFIG_SYS_ROMFAL 11 /rom/flash access time /
c609719b	264
6d0f6bcf	265	#define CONFIG_SYS_REFINT 430 /* no of clock cycles between CBR refresh cycles */
c609719b WD	266
c609719b WD	267	/* the following are for SDRAM only*/
6d0f6bcf JCPV	268	#define CONFIG_SYS_BSTOPRE 121 /* Burst To Precharge, sets open page interval */
	269	#define CONFIG_SYS_REFREC 8 /* Refresh to activate interval */
	270	#define CONFIG_SYS_RDLAT 4 /* data latency from read command */
	271	#define CONFIG_SYS_PRETOACT 3 /* Precharge to activate interval */
	272	#define CONFIG_SYS_ACTTOPRE 5 /* Activate to Precharge interval */
	273	#define CONFIG_SYS_ACTORW 3 /* Activate to R/W */
	274	#define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */
	275	#define CONFIG_SYS_SDMODE_WRAP 0 /* SDMODE wrap type */
c609719b	276	#if 0
6d0f6bcf	277	#define CONFIG_SYS_SDMODE_BURSTLEN 2 /* OBSOLETE! SDMODE Burst length 2=4, 3=8 */
c609719b WD	278	#endif
c609719b WD	279
6d0f6bcf JCPV	280	#define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1
	281	#define CONFIG_SYS_EXTROM 1
	282	#define CONFIG_SYS_REGDIMM 0
c609719b WD	283
	284
	285	/* memory bank settings*/
	286	/*
	287	* only bits 20-29 are actually used from these vales to set the
	288	* start/end address the upper two bits will be 0, and the lower 20
	289	* bits will be set to 0x00000 for a start address, or 0xfffff for an
	290	* end address
	291	*/
6d0f6bcf JCPV	292	#define CONFIG_SYS_BANK0_START 0x00000000
	293	#define CONFIG_SYS_BANK0_END (CONFIG_SYS_MAX_RAM_SIZE - 1)
	294	#define CONFIG_SYS_BANK0_ENABLE 1
	295	#define CONFIG_SYS_BANK1_START 0x3ff00000
	296	#define CONFIG_SYS_BANK1_END 0x3fffffff
	297	#define CONFIG_SYS_BANK1_ENABLE 0
	298	#define CONFIG_SYS_BANK2_START 0x3ff00000
	299	#define CONFIG_SYS_BANK2_END 0x3fffffff
	300	#define CONFIG_SYS_BANK2_ENABLE 0
	301	#define CONFIG_SYS_BANK3_START 0x3ff00000
	302	#define CONFIG_SYS_BANK3_END 0x3fffffff
	303	#define CONFIG_SYS_BANK3_ENABLE 0
	304	#define CONFIG_SYS_BANK4_START 0x00000000
	305	#define CONFIG_SYS_BANK4_END 0x00000000
	306	#define CONFIG_SYS_BANK4_ENABLE 0
	307	#define CONFIG_SYS_BANK5_START 0x00000000
	308	#define CONFIG_SYS_BANK5_END 0x00000000
	309	#define CONFIG_SYS_BANK5_ENABLE 0
	310	#define CONFIG_SYS_BANK6_START 0x00000000
	311	#define CONFIG_SYS_BANK6_END 0x00000000
	312	#define CONFIG_SYS_BANK6_ENABLE 0
	313	#define CONFIG_SYS_BANK7_START 0x00000000
	314	#define CONFIG_SYS_BANK7_END 0x00000000
	315	#define CONFIG_SYS_BANK7_ENABLE 0
c609719b WD	316	/*
	317	* Memory bank enable bitmask, specifying which of the banks defined above
	318	are actually present. MSB is for bank #7, LSB is for bank #0.
	319	*/
6d0f6bcf	320	#define CONFIG_SYS_BANK_ENABLE 0x01
c609719b	321
6d0f6bcf	322	#define CONFIG_SYS_ODCR 0xff /* configures line driver impedances, */
c609719b	323	/* see 8240 book for bit definitions */
6d0f6bcf	324	#define CONFIG_SYS_PGMAX 0x32 /* how long the 8240 retains the */
c609719b WD	325	/* currently accessed page in memory */
	326	/* see 8240 book for details */
	327
	328	/* SDRAM 0 - 256MB */
6d0f6bcf JCPV	329	#define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE \| BATL_PP_10 \| BATL_MEMCOHERENCE)
6d0f6bcf JCPV	330	#define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE \| BATU_BL_256M \| BATU_VS \| BATU_VP)
c609719b WD	331
	332	/* stack in DCACHE @ 1GB (no backing mem) */
	333	#if defined(USE_DINK32)
6d0f6bcf JCPV	334	#define CONFIG_SYS_IBAT1L (0x40000000 \| BATL_PP_00 )
6d0f6bcf JCPV	335	#define CONFIG_SYS_IBAT1U (0x40000000 \| BATU_BL_128K )
c609719b	336	#else
6d0f6bcf JCPV	337	#define CONFIG_SYS_IBAT1L (CONFIG_SYS_INIT_RAM_ADDR \| BATL_PP_10 \| BATL_MEMCOHERENCE)
6d0f6bcf JCPV	338	#define CONFIG_SYS_IBAT1U (CONFIG_SYS_INIT_RAM_ADDR \| BATU_BL_128K \| BATU_VS \| BATU_VP)
c609719b WD	339	#endif
	340
	341	/* PCI memory */
6d0f6bcf JCPV	342	#define CONFIG_SYS_IBAT2L (0x80000000 \| BATL_PP_10 \| BATL_CACHEINHIBIT)
6d0f6bcf JCPV	343	#define CONFIG_SYS_IBAT2U (0x80000000 \| BATU_BL_256M \| BATU_VS \| BATU_VP)
c609719b WD	344
c609719b WD	345	/* Flash, config addrs, etc */
6d0f6bcf JCPV	346	#define CONFIG_SYS_IBAT3L (0xF0000000 \| BATL_PP_10 \| BATL_CACHEINHIBIT)
	347	#define CONFIG_SYS_IBAT3U (0xF0000000 \| BATU_BL_256M \| BATU_VS \| BATU_VP)
	348
	349	#define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L
	350	#define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U
	351	#define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L
	352	#define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U
	353	#define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L
	354	#define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U
	355	#define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L
	356	#define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U
c609719b WD	357
	358	/*
	359	* For booting Linux, the board info and command line data
	360	* have to be in the first 8 MB of memory, since this is
	361	* the maximum mapped by the Linux kernel during initialization.
	362	*/
6d0f6bcf	363	#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
c609719b WD	364	/*-----------------------------------------------------------------------
	365	* FLASH organization
	366	*/
6d0f6bcf JCPV	367	#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
6d0f6bcf JCPV	368	#define CONFIG_SYS_MAX_FLASH_SECT 20 /* max number of sectors on one chip */
c609719b	369
6d0f6bcf JCPV	370	#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
6d0f6bcf JCPV	371	#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
c609719b WD	372
	373	/*-----------------------------------------------------------------------
	374	* Cache Configuration
	375	*/
6d0f6bcf	376	#define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8240 CPU */
fe7f782d	377	#if defined(CONFIG_CMD_KGDB)
6d0f6bcf	378	# define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
c609719b WD	379	#endif
	380
	381
	382	/*
	383	* Internal Definitions
	384	*
	385	* Boot Flags
	386	*/
	387	#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
	388	#define BOOTFLAG_WARM 0x02 /* Software reboot */
	389
	390
	391	/* values according to the manual */
	392
	393	#define CONFIG_DRAM_50MHZ 1
	394	#define CONFIG_SDRAM_50MHZ
	395
	396	#undef NR_8259_INTS
	397	#define NR_8259_INTS 1
	398
	399
	400	#define CONFIG_DISK_SPINUP_TIME 1000000
	401
	402
	403	#endif /* __CONFIG_H */