[people/ms/u-boot.git] / include / configs / uc100.h

/*
 * (C) Copyright 2000-2005
 * 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_MPC860		1
#define CONFIG_MPC860T		1
#define CONFIG_MPC862		1       /* enable 862 since the         */
#define CONFIG_MPC857		1       /* 857 is a variant of the 862  */

#define CONFIG_UC100		1	/* ...on a UC100 module	        */

#define MPC8XX_FACT		4		/* Multiply by 4	*/
#define MPC8XX_XIN		25000000	/* 25.0 MHz in		*/
#define CONFIG_8xx_GCLK_FREQ	(MPC8XX_FACT * MPC8XX_XIN)
				    /* define if cant' use get_gclk_freq */

#define	CONFIG_8xx_CONS_SMC1	1	/* Console is on SMC1		*/
#undef	CONFIG_8xx_CONS_SMC2
#undef	CONFIG_8xx_CONS_NONE

#define CONFIG_MISC_INIT_R	1	/* call misc_init_r()		*/

#define CONFIG_BAUDRATE		115200	/* console baudrate = 115kbps	*/

#define	CONFIG_BOOTCOUNT_LIMIT

#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/

#define CONFIG_BOARD_TYPES	1	/* support board types		*/

#define CONFIG_PREBOOT	"echo;"	\
	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
	"echo"

#undef	CONFIG_BOOTARGS

#define	CONFIG_EXTRA_ENV_SETTINGS					\
	"netdev=eth0\0"							\
	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
		"nfsroot=${serverip}:${rootpath}\0"			\
	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
	"addip=setenv bootargs ${bootargs} "				\
		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
		":${hostname}:${netdev}:off panic=1\0"			\
	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
	"flash_nfs=run nfsargs addip addtty;"				\
		"bootm ${kernel_addr}\0"				\
	"flash_self=run ramargs addip addtty;"				\
		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;"     \
	        "bootm\0"						\
	"rootpath=/opt/eldk/ppc_8xx\0"					\
	"bootfile=/tftpboot/uc100/uImage\0"				\
	"kernel_addr=40000000\0"					\
	"ramdisk_addr=40100000\0"					\
	"load=tftp 100000 /tftpboot/uc100/u-boot.bin\0"			\
	"update=protect off 40700000 4073ffff;era 40700000 4073ffff;"	\
		"cp.b 100000 40700000 ${filesize};"			\
		"setenv filesize;saveenv\0"				\
	""
#define CONFIG_BOOTCOMMAND	"run flash_self"

#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
#undef	CFG_LOADS_BAUD_CHANGE		/* don't allow baudrate change	*/

#undef	CONFIG_WATCHDOG			/* watchdog disabled		*/

#undef CONFIG_STATUS_LED                /* no status-led                */

#define CONFIG_BOOTP_MASK	(CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)

#define CONFIG_MAC_PARTITION
#define CONFIG_DOS_PARTITION

#undef CONFIG_RTC_MPC8xx
#define CFG_I2C_RTC_ADDR	0x51	/* PCF8563 RTC			*/
#define CONFIG_RTC_PCF8563		/* use Philips PCF8563 RTC	*/

/*
 * Power On Self Test support
 */
#define CONFIG_POST	      ( CFG_POST_CACHE		| \
				CFG_POST_MEMORY		| \
				CFG_POST_CPU		| \
				CFG_POST_UART		| \
				CFG_POST_SPR )
#undef  CONFIG_POST


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

#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_DATE
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_ELF
#define CONFIG_CMD_FAT
#define CONFIG_CMD_I2C
#define CONFIG_CMD_IDE
#define CONFIG_CMD_MII
#define CONFIG_CMD_NFS
#define CONFIG_CMD_PING
#define CONFIG_CMD_SNTP

#ifdef CONFIG_POST
#define CONFIG_CMD_DIAG
#endif


#define CONFIG_NETCONSOLE

/*
 * Miscellaneous configurable options
 */
#define	CFG_LONGHELP			/* undef to save memory		*/
#define	CFG_PROMPT		"=> "	/* Monitor Command Prompt	*/

#if 0
#define	CFG_HUSH_PARSER		1	/* use "hush" command parser	*/
#endif
#ifdef	CFG_HUSH_PARSER
#define	CFG_PROMPT_HUSH_PS2	"> "
#endif

#if defined(CONFIG_CMD_KGDB)
#define	CFG_CBSIZE		1024	/* Console I/O Buffer Size	*/
#else
#define	CFG_CBSIZE		256	/* Console I/O Buffer Size	*/
#endif
#define	CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
#define	CFG_MAXARGS		16	/* max number of command args	*/
#define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size	*/

#define CFG_MEMTEST_START	0x0400000	/* memtest works on	*/
#define CFG_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM	*/

#define	CFG_LOAD_ADDR		0x100000	/* default load address	*/

#define	CFG_HZ			1000	/* decrementer freq: 1 ms ticks	*/

#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }

#define CONFIG_AUTO_COMPLETE	1       /* add autocompletion support   */

/*
 * Low Level Configuration Settings
 * (address mappings, register initial values, etc.)
 * You should know what you are doing if you make changes here.
 */
/*-----------------------------------------------------------------------
 * Internal Memory Mapped Register
 */
#define CFG_IMMR		0xF0000000

/*-----------------------------------------------------------------------
 * Definitions for initial stack pointer and data area (in DPRAM)
 */
#define CFG_INIT_RAM_ADDR	CFG_IMMR
#define	CFG_INIT_RAM_END	0x2F00	/* End of used area in DPRAM	*/
#define	CFG_GBL_DATA_SIZE	64  /* size in bytes reserved for initial data */
#define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define	CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET

/*-----------------------------------------------------------------------
 * Start addresses for the final memory configuration
 * (Set up by the startup code)
 * Please note that CFG_SDRAM_BASE _must_ start at 0
 */
#define	CFG_SDRAM_BASE		0x00000000
#define CFG_FLASH_BASE		0x40000000
#define	CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor	*/
#define CFG_MONITOR_BASE	(CFG_FLASH_BASE+0x00700000) /* resetvec fff00100*/
#define	CFG_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc()	*/

/*-----------------------------------------------------------------------
 * Address accessed to reset the board - must not be mapped/assigned
 */
#define CFG_RESET_ADDRESS       0x90000000

/*
 * 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	CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux	*/

/*-----------------------------------------------------------------------
 * FLASH organization
 */
#define CFG_FLASH_CFI				/* The flash is CFI compatible  */
#define CFG_FLASH_CFI_DRIVER			/* Use common CFI driver        */
#define CFG_FLASH_CFI_AMD_RESET	1		/* AMD RESET for STM 29W320DB!  */

#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
#define CFG_MAX_FLASH_SECT	256	/* max number of sectors on one chip	*/

#define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
#define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/

#define CFG_FLASH_EMPTY_INFO		/* print 'E' for empty sector on flinfo */

#define	CFG_ENV_IS_IN_FLASH	1
#define CFG_ENV_ADDR		(CFG_MONITOR_BASE+CFG_MONITOR_LEN)
#define CFG_ENV_SECT_SIZE	0x20000 	/* size of one complete sector	*/
#define	CFG_ENV_SIZE		0x4000	/* Total Size of Environment Sector	*/

/* Address and size of Redundant Environment Sector	*/
#define CFG_ENV_ADDR_REDUND	(CFG_ENV_ADDR+CFG_ENV_SECT_SIZE)
#define CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE)

/*-----------------------------------------------------------------------
 * Cache Configuration
 */
#define CFG_CACHELINE_SIZE	16	/* For all MPC8xx CPUs			*/
#if defined(CONFIG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT	4	/* log base 2 of the above value	*/
#endif

/*-----------------------------------------------------------------------
 * SYPCR - System Protection Control				11-9
 * SYPCR can only be written once after reset!
 *-----------------------------------------------------------------------
 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
 */
#if defined(CONFIG_WATCHDOG)
#define CFG_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
			 SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
#else
#define CFG_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
#endif

/*-----------------------------------------------------------------------
 * SIUMCR - SIU Module Configuration				11-6
 *-----------------------------------------------------------------------
 * PCMCIA config., multi-function pin tri-state
 */
#define CFG_SIUMCR	(SIUMCR_FRC | SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)

/*-----------------------------------------------------------------------
 * TBSCR - Time Base Status and Control				11-26
 *-----------------------------------------------------------------------
 * Clear Reference Interrupt Status, Timebase freezing enabled
 */
#define CFG_TBSCR	(TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)

/*-----------------------------------------------------------------------
 * RTCSC - Real-Time Clock Status and Control Register		11-27
 *-----------------------------------------------------------------------
 */
#define CFG_RTCSC	(RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)

/*-----------------------------------------------------------------------
 * PISCR - Periodic Interrupt Status and Control		11-31
 *-----------------------------------------------------------------------
 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
 */
#define CFG_PISCR	(PISCR_PS | PISCR_PITF)

/*-----------------------------------------------------------------------
 * PLPRCR - PLL, Low-Power, and Reset Control Register		15-30
 *-----------------------------------------------------------------------
 * Reset PLL lock status sticky bit, timer expired status bit and timer
 * interrupt status bit
 */
#define CFG_PLPRCR	(((MPC8XX_FACT-1) << PLPRCR_MF_SHIFT) |	\
				PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)

/*-----------------------------------------------------------------------
 * SCCR - System Clock and reset Control Register		15-27
 *-----------------------------------------------------------------------
 * Set clock output, timebase and RTC source and divider,
 * power management and some other internal clocks
 */
#define SCCR_MASK	0x00000000
#define CFG_SCCR        (SCCR_EBDF11)

/*-----------------------------------------------------------------------
 * PCMCIA stuff
 *-----------------------------------------------------------------------
 *
 */
#define CFG_PCMCIA_MEM_ADDR	(0xE0000000)
#define CFG_PCMCIA_MEM_SIZE	( 64 << 20 )
#define CFG_PCMCIA_DMA_ADDR	(0xE4000000)
#define CFG_PCMCIA_DMA_SIZE	( 64 << 20 )
#define CFG_PCMCIA_ATTRB_ADDR	(0xE8000000)
#define CFG_PCMCIA_ATTRB_SIZE	( 64 << 20 )
#define CFG_PCMCIA_IO_ADDR	(0xEC000000)
#define CFG_PCMCIA_IO_SIZE	( 64 << 20 )

/*-----------------------------------------------------------------------
 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
 *-----------------------------------------------------------------------
 */

#define	CONFIG_IDE_8xx_PCCARD	1	/* Use IDE with PC Card	Adapter	*/

#undef	CONFIG_IDE_8xx_DIRECT		/* Direct IDE    not supported	*/
#undef	CONFIG_IDE_LED			/* LED   for ide not supported	*/
#undef	CONFIG_IDE_RESET		/* reset for ide not supported	*/

#define CFG_IDE_MAXBUS		1	/* max. 1 IDE bus		*/
#define CFG_IDE_MAXDEVICE	1	/* max. 1 drive per IDE bus	*/

#define CFG_ATA_IDE0_OFFSET	0x0000

#define CFG_ATA_BASE_ADDR	CFG_PCMCIA_MEM_ADDR

/* Offset for data I/O			*/
#define CFG_ATA_DATA_OFFSET	(CFG_PCMCIA_MEM_SIZE + 0x320)

/* Offset for normal register accesses	*/
#define CFG_ATA_REG_OFFSET	(2 * CFG_PCMCIA_MEM_SIZE + 0x320)

/* Offset for alternate registers	*/
#define CFG_ATA_ALT_OFFSET	0x0100

/*-----------------------------------------------------------------------
 *
 *-----------------------------------------------------------------------
 *
 */
#define CFG_DER	0

/*
 * Init Memory Controller:
 *
 * BR0/1 and OR0/1 (FLASH)
 */

#define FLASH_BASE0_PRELIM	0x40000000	/* FLASH bank #0	*/
#define FLASH_BASE1_PRELIM	0x60000000	/* FLASH bank #0	*/

/* used to re-map FLASH both when starting from SRAM or FLASH:
 * restrict access enough to keep SRAM working (if any)
 * but not too much to meddle with FLASH accesses
 */
#define CFG_REMAP_OR_AM		0x80000000	/* OR addr mask */
#define CFG_PRELIM_OR_AM	0xFF800000	/* OR addr mask */

/*
 * FLASH timing:
 */
#define CFG_OR_TIMING_FLASH	(0x00000d24)

#define CFG_OR0_REMAP	(CFG_REMAP_OR_AM  | CFG_OR_TIMING_FLASH)
#define CFG_OR0_PRELIM	(CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
#define CFG_BR0_PRELIM	((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )

#define CFG_BR1_PRELIM  0x00000081  /* Chip select for SDRAM (32 Bit, UPMA) */
#define CFG_OR1_PRELIM  0xfc000a00
#define CFG_BR2_PRELIM  0x80000001  /* Chip select for SRAM (32 Bit, GPCM) */
#define CFG_OR2_PRELIM  0xfff00d24
#define CFG_BR3_PRELIM  0x80600401  /* Chip select for Display (8 Bit, GPCM) */
#define CFG_OR3_PRELIM  0xffff8f44
#define CFG_BR4_PRELIM  0xc05108c1  /* Chip select for Interbus MPM (16 Bit, UPMB) */
#define CFG_OR4_PRELIM  0xffff0300
#define CFG_BR5_PRELIM  0xc0500401  /* Chip select for Interbus Status (8 Bit, GPCM) */
#define CFG_OR5_PRELIM  0xffff8db0

/*
 * Memory Periodic Timer Prescaler
 *
 * The Divider for PTA (refresh timer) configuration is based on an
 * example SDRAM configuration (64 MBit, one bank). The adjustment to
 * the number of chip selects (NCS) and the actually needed refresh
 * rate is done by setting MPTPR.
 *
 * PTA is calculated from
 *	PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
 *
 *	gclk	  CPU clock (not bus clock!)
 *	Trefresh  Refresh cycle * 4 (four word bursts used)
 *
 * 4096  Rows from SDRAM example configuration
 * 1000  factor s -> ms
 *   32  PTP (pre-divider from MPTPR) from SDRAM example configuration
 *    4  Number of refresh cycles per period
 *   64  Refresh cycle in ms per number of rows
 * --------------------------------------------
 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
 *
 *  50 MHz =>  50.000.000 / Divider =  98
 *  66 Mhz =>  66.000.000 / Divider = 129
 *  80 Mhz =>  80.000.000 / Divider = 156
 * 100 Mhz => 100.000.000 / Divider = 195
 */

#define CFG_PTA_PER_CLK	((4096 * 32 * 1000) / (4 * 64))
#define CFG_MAMR_PTA	98

/*
 * For 16 MBit, refresh rates could be 31.3 us
 * (= 64 ms / 2K = 125 / quad bursts).
 * For a simpler initialization, 15.6 us is used instead.
 *
 * #define CFG_MPTPR_2BK_2K	MPTPR_PTP_DIV32		for 2 banks
 * #define CFG_MPTPR_1BK_2K	MPTPR_PTP_DIV64		for 1 bank
 */
#define CFG_MPTPR_2BK_4K	MPTPR_PTP_DIV16		/* setting for 2 banks	*/
#define CFG_MPTPR_1BK_4K	MPTPR_PTP_DIV32		/* setting for 1 bank	*/

/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit		*/
#define CFG_MPTPR_2BK_8K	MPTPR_PTP_DIV8		/* setting for 2 banks	*/
#define CFG_MPTPR_1BK_8K	MPTPR_PTP_DIV16		/* setting for 1 bank	*/

/*
 * MAMR settings for SDRAM
 */

/* 8 column SDRAM */
#define CFG_MAMR_8COL	((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE	    |	\
			 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 |	\
			 MAMR_RLFA_1X	 | MAMR_WLFA_1X	   | MAMR_TLFA_4X)
/* 9 column SDRAM */
#define CFG_MAMR_9COL	((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE	    |	\
			 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 |	\
			 MAMR_RLFA_1X	 | MAMR_WLFA_1X	   | MAMR_TLFA_4X)

#define	CFG_MAMR_VAL	0x30904114	/* for SDRAM */
#define	CFG_MBMR_VAL	0xff001111	/* for Interbus-MPM */

/*-----------------------------------------------------------------------
 * I2C stuff
 */

/* enable I2C and select the hardware/software driver */
#undef	CONFIG_HARD_I2C			/* I2C with hardware support	*/
#define	CONFIG_SOFT_I2C         1	/* I2C bit-banged		*/

#define CFG_I2C_SPEED		93000	/* 93 kHz is supposed to work	*/
#define CFG_I2C_SLAVE		0xFE

#ifdef CONFIG_SOFT_I2C
/*
 * Software (bit-bang) I2C driver configuration
 */
#define PB_SCL		0x00000020	/* PB 26 */
#define PB_SDA		0x00000010	/* PB 27 */

#define I2C_INIT	(immr->im_cpm.cp_pbdir |=  PB_SCL)
#define I2C_ACTIVE	(immr->im_cpm.cp_pbdir |=  PB_SDA)
#define I2C_TRISTATE	(immr->im_cpm.cp_pbdir &= ~PB_SDA)
#define I2C_READ	((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
#define I2C_SDA(bit)	if(bit) immr->im_cpm.cp_pbdat |=  PB_SDA; \
			else    immr->im_cpm.cp_pbdat &= ~PB_SDA
#define I2C_SCL(bit)	if(bit) immr->im_cpm.cp_pbdat |=  PB_SCL; \
			else    immr->im_cpm.cp_pbdat &= ~PB_SCL
#define I2C_DELAY	udelay(2)	/* 1/4 I2C clock duration */
#endif	/* CONFIG_SOFT_I2C */

/*-----------------------------------------------------------------------
 * I2C EEPROM (24C164)
 */
#define CFG_I2C_EEPROM_ADDR	0x58	/* EEPROM AT24C164		*/
#define CFG_I2C_EEPROM_ADDR_LEN	1
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	10	/* takes up to 10 msec	*/
#define CFG_EEPROM_PAGE_WRITE_BITS	4

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

#define	CONFIG_FEC_ENET		1	/* use FEC ethernet  */
#define FEC_ENET
#define CONFIG_MII
#define CFG_DISCOVER_PHY	1

#endif	/* __CONFIG_H */
Commit	Line	Data
f7d1572b	1	/*
414eec35	2	* (C) Copyright 2000-2005
f7d1572b 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	* board/config.h - configuration options, board specific
	26	*/
	27
	28	#ifndef __CONFIG_H
	29	#define __CONFIG_H
	30
	31	/*
	32	* High Level Configuration Options
	33	* (easy to change)
	34	*/
	35
	36	#define CONFIG_MPC860 1
	37	#define CONFIG_MPC860T 1
	38	#define CONFIG_MPC862 1 /* enable 862 since the */
	39	#define CONFIG_MPC857 1 /* 857 is a variant of the 862 */
	40
	41	#define CONFIG_UC100 1 /* ...on a UC100 module */
	42
	43	#define MPC8XX_FACT 4 /* Multiply by 4 */
	44	#define MPC8XX_XIN 25000000 /* 25.0 MHz in */
	45	#define CONFIG_8xx_GCLK_FREQ (MPC8XX_FACT * MPC8XX_XIN)
	46	/* define if cant' use get_gclk_freq */
	47
	48	#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
	49	#undef CONFIG_8xx_CONS_SMC2
	50	#undef CONFIG_8xx_CONS_NONE
	51
	52	#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
	53
	54	#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
	55
	56	#define CONFIG_BOOTCOUNT_LIMIT
	57
	58	#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
	59
	60	#define CONFIG_BOARD_TYPES 1 /* support board types */
	61
	62	#define CONFIG_PREBOOT "echo;" \
	63	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
	64	"echo"
	65
	66	#undef CONFIG_BOOTARGS
67
68	#define CONFIG_EXTRA_ENV_SETTINGS \
69	"netdev=eth0\0" \
70	"nfsargs=setenv bootargs root=/dev/nfs rw " \
fe126d8b	71	"nfsroot=${serverip}:${rootpath}\0" \
f7d1572b	72	"ramargs=setenv bootargs root=/dev/ram rw\0" \
fe126d8b WD	73	"addip=setenv bootargs ${bootargs} " \
	74	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
	75	":${hostname}:${netdev}:off panic=1\0" \
	76	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
f7d1572b	77	"flash_nfs=run nfsargs addip addtty;" \
fe126d8b	78	"bootm ${kernel_addr}\0" \
f7d1572b	79	"flash_self=run ramargs addip addtty;" \
fe126d8b WD	80	"bootm ${kernel_addr} ${ramdisk_addr}\0" \
fe126d8b WD	81	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \
f7d1572b WD	82	"bootm\0" \
	83	"rootpath=/opt/eldk/ppc_8xx\0" \
	84	"bootfile=/tftpboot/uc100/uImage\0" \
	85	"kernel_addr=40000000\0" \
	86	"ramdisk_addr=40100000\0" \
	87	"load=tftp 100000 /tftpboot/uc100/u-boot.bin\0" \
	88	"update=protect off 40700000 4073ffff;era 40700000 4073ffff;" \
fe126d8b	89	"cp.b 100000 40700000 ${filesize};" \
f7d1572b WD	90	"setenv filesize;saveenv\0" \
	91	""
	92	#define CONFIG_BOOTCOMMAND "run flash_self"
	93
	94	#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
	95	#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
	96
	97	#undef CONFIG_WATCHDOG /* watchdog disabled */
	98
	99	#undef CONFIG_STATUS_LED /* no status-led */
	100
	101	#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT \| CONFIG_BOOTP_BOOTFILESIZE)
	102
	103	#define CONFIG_MAC_PARTITION
	104	#define CONFIG_DOS_PARTITION
	105
	106	#undef CONFIG_RTC_MPC8xx
	107	#define CFG_I2C_RTC_ADDR 0x51 /* PCF8563 RTC */
	108	#define CONFIG_RTC_PCF8563 /* use Philips PCF8563 RTC */
	109
	110	/*
	111	* Power On Self Test support
	112	*/
	113	#define CONFIG_POST ( CFG_POST_CACHE \| \
	114	CFG_POST_MEMORY \| \
	115	CFG_POST_CPU \| \
	116	CFG_POST_UART \| \
	117	CFG_POST_SPR )
	118	#undef CONFIG_POST
	119
f7d1572b	120
6c18eb98 JL	121	/*
	122	* Command line configuration.
	123	*/
	124	#include <config_cmd_default.h>
	125
	126	#define CONFIG_CMD_ASKENV
	127	#define CONFIG_CMD_DATE
	128	#define CONFIG_CMD_DHCP
	129	#define CONFIG_CMD_EEPROM
	130	#define CONFIG_CMD_ELF
	131	#define CONFIG_CMD_FAT
	132	#define CONFIG_CMD_I2C
	133	#define CONFIG_CMD_IDE
	134	#define CONFIG_CMD_MII
	135	#define CONFIG_CMD_NFS
	136	#define CONFIG_CMD_PING
6c18eb98	137	#define CONFIG_CMD_SNTP
f7d1572b	138
af075ee9 JL	139	#ifdef CONFIG_POST
	140	#define CONFIG_CMD_DIAG
	141	#endif
	142
6c18eb98 JL	143
6c18eb98 JL	144	#define CONFIG_NETCONSOLE
f7d1572b WD	145
	146	/*
	147	* Miscellaneous configurable options
	148	*/
	149	#define CFG_LONGHELP /* undef to save memory */
	150	#define CFG_PROMPT "=> " /* Monitor Command Prompt */
	151
	152	#if 0
	153	#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
	154	#endif
	155	#ifdef CFG_HUSH_PARSER
	156	#define CFG_PROMPT_HUSH_PS2 "> "
	157	#endif
	158
6c18eb98	159	#if defined(CONFIG_CMD_KGDB)
f7d1572b WD	160	#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
	161	#else
	162	#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
	163	#endif
	164	#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
	165	#define CFG_MAXARGS 16 /* max number of command args */
	166	#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
	167
	168	#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
	169	#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
	170
	171	#define CFG_LOAD_ADDR 0x100000 /* default load address */
	172
	173	#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
	174
	175	#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
	176
	177	#define CONFIG_AUTO_COMPLETE 1 /* add autocompletion support */
	178
	179	/*
	180	* Low Level Configuration Settings
	181	* (address mappings, register initial values, etc.)
	182	* You should know what you are doing if you make changes here.
	183	*/
	184	/*-----------------------------------------------------------------------
	185	* Internal Memory Mapped Register
	186	*/
	187	#define CFG_IMMR 0xF0000000
	188
	189	/*-----------------------------------------------------------------------
	190	* Definitions for initial stack pointer and data area (in DPRAM)
	191	*/
	192	#define CFG_INIT_RAM_ADDR CFG_IMMR
	193	#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
	194	#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
	195	#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
	196	#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
	197
	198	/*-----------------------------------------------------------------------
	199	* Start addresses for the final memory configuration
	200	* (Set up by the startup code)
	201	* Please note that CFG_SDRAM_BASE _must_ start at 0
	202	*/
	203	#define CFG_SDRAM_BASE 0x00000000
	204	#define CFG_FLASH_BASE 0x40000000
	205	#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
	206	#define CFG_MONITOR_BASE (CFG_FLASH_BASE+0x00700000) /* resetvec fff00100*/
	207	#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
	208
	209	/*-----------------------------------------------------------------------
	210	* Address accessed to reset the board - must not be mapped/assigned
	211	*/
	212	#define CFG_RESET_ADDRESS 0x90000000
	213
	214	/*
	215	* For booting Linux, the board info and command line data
	216	* have to be in the first 8 MB of memory, since this is
	217	* the maximum mapped by the Linux kernel during initialization.
	218	*/
	219	#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
	220
	221	/*-----------------------------------------------------------------------
	222	* FLASH organization
	223	*/
224	#define CFG_FLASH_CFI /* The flash is CFI compatible */
225	#define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */
226	#define CFG_FLASH_CFI_AMD_RESET 1 /* AMD RESET for STM 29W320DB! */
227
228	#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
229	#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
230
231	#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
232	#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
233
234	#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
235
236	#define CFG_ENV_IS_IN_FLASH 1
237	#define CFG_ENV_ADDR (CFG_MONITOR_BASE+CFG_MONITOR_LEN)
238	#define CFG_ENV_SECT_SIZE 0x20000 /* size of one complete sector */
239	#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
240
241	/* Address and size of Redundant Environment Sector */
242	#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR+CFG_ENV_SECT_SIZE)
243	#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
244
245	/*-----------------------------------------------------------------------
246	* Cache Configuration
247	*/
248	#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
6c18eb98	249	#if defined(CONFIG_CMD_KGDB)
f7d1572b WD	250	#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
	251	#endif
	252
	253	/*-----------------------------------------------------------------------
	254	* SYPCR - System Protection Control 11-9
	255	* SYPCR can only be written once after reset!
	256	*-----------------------------------------------------------------------
	257	* Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
	258	*/
	259	#if defined(CONFIG_WATCHDOG)
	260	#define CFG_SYPCR (SYPCR_SWTC \| SYPCR_BMT \| SYPCR_BME \| SYPCR_SWF \| \
	261	SYPCR_SWE \| SYPCR_SWRI\| SYPCR_SWP)
	262	#else
	263	#define CFG_SYPCR (SYPCR_SWTC \| SYPCR_BMT \| SYPCR_BME \| SYPCR_SWF \| SYPCR_SWP)
	264	#endif
	265
	266	/*-----------------------------------------------------------------------
	267	* SIUMCR - SIU Module Configuration 11-6
	268	*-----------------------------------------------------------------------
	269	* PCMCIA config., multi-function pin tri-state
	270	*/
	271	#define CFG_SIUMCR (SIUMCR_FRC \| SIUMCR_DBGC00 \| SIUMCR_DBPC00 \| SIUMCR_MLRC01)
	272
	273	/*-----------------------------------------------------------------------
	274	* TBSCR - Time Base Status and Control 11-26
	275	*-----------------------------------------------------------------------
	276	* Clear Reference Interrupt Status, Timebase freezing enabled
	277	*/
	278	#define CFG_TBSCR (TBSCR_REFA \| TBSCR_REFB \| TBSCR_TBF)
	279
	280	/*-----------------------------------------------------------------------
	281	* RTCSC - Real-Time Clock Status and Control Register 11-27
	282	*-----------------------------------------------------------------------
	283	*/
	284	#define CFG_RTCSC (RTCSC_SEC \| RTCSC_ALR \| RTCSC_RTF\| RTCSC_RTE)
	285
	286	/*-----------------------------------------------------------------------
	287	* PISCR - Periodic Interrupt Status and Control 11-31
	288	*-----------------------------------------------------------------------
	289	* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
	290	*/
	291	#define CFG_PISCR (PISCR_PS \| PISCR_PITF)
	292
	293	/*-----------------------------------------------------------------------
	294	* PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
	295	*-----------------------------------------------------------------------
	296	* Reset PLL lock status sticky bit, timer expired status bit and timer
	297	* interrupt status bit
	298	*/
	299	#define CFG_PLPRCR (((MPC8XX_FACT-1) << PLPRCR_MF_SHIFT) \| \
	300	PLPRCR_SPLSS \| PLPRCR_TEXPS \| PLPRCR_TMIST)
	301
	302	/*-----------------------------------------------------------------------
	303	* SCCR - System Clock and reset Control Register 15-27
	304	*-----------------------------------------------------------------------
	305	* Set clock output, timebase and RTC source and divider,
	306	* power management and some other internal clocks
	307	*/
	308	#define SCCR_MASK 0x00000000
	309	#define CFG_SCCR (SCCR_EBDF11)
	310
	311	/*-----------------------------------------------------------------------
	312	* PCMCIA stuff
	313	*-----------------------------------------------------------------------
314	*
315	*/
316	#define CFG_PCMCIA_MEM_ADDR (0xE0000000)
317	#define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
318	#define CFG_PCMCIA_DMA_ADDR (0xE4000000)
319	#define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
320	#define CFG_PCMCIA_ATTRB_ADDR (0xE8000000)
321	#define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
322	#define CFG_PCMCIA_IO_ADDR (0xEC000000)
323	#define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
324
325	/*-----------------------------------------------------------------------
326	* IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
327	*-----------------------------------------------------------------------
328	*/
329
330	#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
331
332	#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
333	#undef CONFIG_IDE_LED /* LED for ide not supported */
334	#undef CONFIG_IDE_RESET /* reset for ide not supported */
335
336	#define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
337	#define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
338
339	#define CFG_ATA_IDE0_OFFSET 0x0000
340
341	#define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
342
343	/* Offset for data I/O */
344	#define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
345
346	/* Offset for normal register accesses */
347	#define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
348
349	/* Offset for alternate registers */
350	#define CFG_ATA_ALT_OFFSET 0x0100
351
352	/*-----------------------------------------------------------------------
353	*
354	*-----------------------------------------------------------------------
355	*
356	*/
357	#define CFG_DER 0
358
359	/*
360	* Init Memory Controller:
361	*
362	* BR0/1 and OR0/1 (FLASH)
363	*/
364
365	#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
366	#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
367
368	/* used to re-map FLASH both when starting from SRAM or FLASH:
369	* restrict access enough to keep SRAM working (if any)
370	* but not too much to meddle with FLASH accesses
371	*/
372	#define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
373	#define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask */
374
375	/*
376	* FLASH timing:
377	*/
378	#define CFG_OR_TIMING_FLASH (0x00000d24)
379
380	#define CFG_OR0_REMAP (CFG_REMAP_OR_AM \| CFG_OR_TIMING_FLASH)
381	#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM \| CFG_OR_TIMING_FLASH)
382	#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) \| BR_V )
383
384	#define CFG_BR1_PRELIM 0x00000081 /* Chip select for SDRAM (32 Bit, UPMA) */
385	#define CFG_OR1_PRELIM 0xfc000a00
386	#define CFG_BR2_PRELIM 0x80000001 /* Chip select for SRAM (32 Bit, GPCM) */
387	#define CFG_OR2_PRELIM 0xfff00d24
388	#define CFG_BR3_PRELIM 0x80600401 /* Chip select for Display (8 Bit, GPCM) */
389	#define CFG_OR3_PRELIM 0xffff8f44
390	#define CFG_BR4_PRELIM 0xc05108c1 /* Chip select for Interbus MPM (16 Bit, UPMB) */
391	#define CFG_OR4_PRELIM 0xffff0300
392	#define CFG_BR5_PRELIM 0xc0500401 /* Chip select for Interbus Status (8 Bit, GPCM) */
393	#define CFG_OR5_PRELIM 0xffff8db0
394
395	/*
396	* Memory Periodic Timer Prescaler
397	*
398	* The Divider for PTA (refresh timer) configuration is based on an
399	* example SDRAM configuration (64 MBit, one bank). The adjustment to
400	* the number of chip selects (NCS) and the actually needed refresh
401	* rate is done by setting MPTPR.
402	*
403	* PTA is calculated from
404	* PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
405	*
406	* gclk CPU clock (not bus clock!)
407	* Trefresh Refresh cycle * 4 (four word bursts used)
408	*
409	* 4096 Rows from SDRAM example configuration
410	* 1000 factor s -> ms
411	* 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
412	* 4 Number of refresh cycles per period
413	* 64 Refresh cycle in ms per number of rows
414	* --------------------------------------------
415	* Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
416	*
417	* 50 MHz => 50.000.000 / Divider = 98
418	* 66 Mhz => 66.000.000 / Divider = 129
419	* 80 Mhz => 80.000.000 / Divider = 156
420	* 100 Mhz => 100.000.000 / Divider = 195
421	*/
422
423	#define CFG_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
424	#define CFG_MAMR_PTA 98
425
426	/*
427	* For 16 MBit, refresh rates could be 31.3 us
428	* (= 64 ms / 2K = 125 / quad bursts).
429	* For a simpler initialization, 15.6 us is used instead.
430	*
431	* #define CFG_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
432	* #define CFG_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
433	*/
434	#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
435	#define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
436
437	/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
438	#define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
439	#define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
440
441	/*
442	* MAMR settings for SDRAM
443	*/
444
445	/* 8 column SDRAM */
446	#define CFG_MAMR_8COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) \| MAMR_PTAE \| \
447	MAMR_AMA_TYPE_0 \| MAMR_DSA_1_CYCL \| MAMR_G0CLA_A11 \| \
448	MAMR_RLFA_1X \| MAMR_WLFA_1X \| MAMR_TLFA_4X)
449	/* 9 column SDRAM */
450	#define CFG_MAMR_9COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) \| MAMR_PTAE \| \
451	MAMR_AMA_TYPE_1 \| MAMR_DSA_1_CYCL \| MAMR_G0CLA_A10 \| \
452	MAMR_RLFA_1X \| MAMR_WLFA_1X \| MAMR_TLFA_4X)
453
454	#define CFG_MAMR_VAL 0x30904114 /* for SDRAM */
455	#define CFG_MBMR_VAL 0xff001111 /* for Interbus-MPM */
456
457	/*-----------------------------------------------------------------------
458	* I2C stuff
459	*/
460
461	/* enable I2C and select the hardware/software driver */
462	#undef CONFIG_HARD_I2C /* I2C with hardware support */
463	#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
464
465	#define CFG_I2C_SPEED 93000 /* 93 kHz is supposed to work */
466	#define CFG_I2C_SLAVE 0xFE
467
468	#ifdef CONFIG_SOFT_I2C
469	/*
470	* Software (bit-bang) I2C driver configuration
471	*/
472	#define PB_SCL 0x00000020 /* PB 26 */
473	#define PB_SDA 0x00000010 /* PB 27 */
474
475	#define I2C_INIT (immr->im_cpm.cp_pbdir \|= PB_SCL)
476	#define I2C_ACTIVE (immr->im_cpm.cp_pbdir \|= PB_SDA)
477	#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
478	#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
479	#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat \|= PB_SDA; \
480	else immr->im_cpm.cp_pbdat &= ~PB_SDA
481	#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat \|= PB_SCL; \
482	else immr->im_cpm.cp_pbdat &= ~PB_SCL
483	#define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
484	#endif /* CONFIG_SOFT_I2C */
485
486	/*-----------------------------------------------------------------------
487	* I2C EEPROM (24C164)
488	*/
489	#define CFG_I2C_EEPROM_ADDR 0x58 /* EEPROM AT24C164 */
490	#define CFG_I2C_EEPROM_ADDR_LEN 1
491	#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* takes up to 10 msec */
492	#define CFG_EEPROM_PAGE_WRITE_BITS 4
493
494	/*
495	* Internal Definitions
496	*
497	* Boot Flags
498	*/
499	#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
500	#define BOOTFLAG_WARM 0x02 /* Software reboot */
501
502	#define CONFIG_FEC_ENET 1 /* use FEC ethernet */
503	#define FEC_ENET
504	#define CONFIG_MII
505	#define CFG_DISCOVER_PHY 1
506
507	#endif /* __CONFIG_H */