[people/ms/u-boot.git] / include / configs / TQM855M.h

/*
 * (C) Copyright 2000-2008
 * 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_MPC855		1	/* This is a MPC855 CPU		*/
#define CONFIG_TQM855M		1	/* ...on a TQM8xxM module	*/

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

#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"			\
	"flash_nfs=run nfsargs addip;"					\
		"bootm ${kernel_addr}\0"				\
	"flash_self=run ramargs addip;"					\
		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0"	\
	"rootpath=/opt/eldk/ppc_8xx\0"					\
	"hostname=TQM855M\0"						\
	"bootfile=TQM855M/uImage\0"					\
	"fdt_addr=40080000\0"						\
	"kernel_addr=400A0000\0"					\
	"ramdisk_addr=40280000\0"					\
	"u-boot=TQM855M/u-image.bin\0"					\
	"load=tftp 200000 ${u-boot}\0"					\
	"update=prot off 40000000 +${filesize};"			\
		"era 40000000 +${filesize};"				\
		"cp.b 200000 40000000 ${filesize};"			\
		"sete filesize;save\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		*/

#define	CONFIG_STATUS_LED	1	/* Status LED enabled		*/

#undef	CONFIG_CAN_DRIVER		/* CAN Driver support disabled	*/

/* 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 */

#define CFG_I2C_EEPROM_ADDR	0x50		/* EEPROM AT24C64	*/
#define CFG_I2C_EEPROM_ADDR_LEN	2		/* two byte address	*/
#if 0
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	10	/* takes up to 10 msec	*/
#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x01
#define CFG_EEPROM_PAGE_WRITE_BITS	5
#endif

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


#define CONFIG_MAC_PARTITION
#define CONFIG_DOS_PARTITION

#define	CONFIG_RTC_MPC8xx		/* use internal RTC of MPC8xx	*/


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

#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_DATE
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_ELF
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_IDE
#define CONFIG_CMD_JFFS2
#define CONFIG_CMD_NFS
#define CONFIG_CMD_SNTP


#define CONFIG_NETCONSOLE


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

#define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
#define CFG_HUSH_PARSER		1	/* Use the HUSH parser		*/
#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 }

/*
 * 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		0xFFF00000

/*-----------------------------------------------------------------------
 * 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
#define	CFG_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc()	*/

/*
 * 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
 */

/* use CFI flash driver */
#define CFG_FLASH_CFI		1	/* Flash is CFI conformant */
#define CFG_FLASH_CFI_DRIVER	1	/* Use the common driver */
#define CFG_FLASH_BANKS_LIST	{ CFG_FLASH_BASE }
#define CFG_FLASH_EMPTY_INFO
#define CFG_FLASH_USE_BUFFER_WRITE	1
#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_ENV_IS_IN_FLASH	1
#define	CFG_ENV_OFFSET		0x40000	/*   Offset   of Environment Sector	*/
#define	CFG_ENV_SIZE		0x08000	/* Total Size of Environment		*/
#define	CFG_ENV_SECT_SIZE	0x20000	/* Total Size of Environment Sector	*/

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

#define	CFG_USE_PPCENV			/* Environment embedded in sect .ppcenv */

/*-----------------------------------------------------------------------
 * Dynamic MTD partition support
 */
#define CONFIG_JFFS2_CMDLINE
#define MTDIDS_DEFAULT		"nor0=TQM8xxM-0"

#define MTDPARTS_DEFAULT	"mtdparts=TQM8xxM-0:512k(u-boot),"	\
						"128k(dtb),"		\
						"1920k(kernel),"	\
						"5632(rootfs),"		\
						"4m(data)"

/*-----------------------------------------------------------------------
 * Hardware Information Block
 */
#define CFG_HWINFO_OFFSET	0x0003FFC0	/* offset of HW Info block */
#define CFG_HWINFO_SIZE		0x00000040	/* size   of HW Info block */
#define CFG_HWINFO_MAGIC	0x54514D38	/* 'TQM8' */

/*-----------------------------------------------------------------------
 * 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
 */
#ifndef	CONFIG_CAN_DRIVER
#define CFG_SIUMCR	(SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
#else	/* we must activate GPL5 in the SIUMCR for CAN */
#define CFG_SIUMCR	(SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
#endif	/* CONFIG_CAN_DRIVER */

/*-----------------------------------------------------------------------
 * 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	(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	SCCR_EBDF11
#define CFG_SCCR	(SCCR_COM00   | SCCR_DFSYNC00 | SCCR_DFBRG00  | \
			 SCCR_DFNL000 | SCCR_DFNH000  | SCCR_DFLCD000 | \
			 SCCR_DFALCD00)

/*-----------------------------------------------------------------------
 * 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	0xE0000000	/* OR addr mask */

/*
 * FLASH timing:
 */
#define CFG_OR_TIMING_FLASH	(OR_ACS_DIV1  | OR_TRLX | OR_CSNT_SAM | \
				 OR_SCY_3_CLK | OR_EHTR | OR_BI)

#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_OR1_REMAP	CFG_OR0_REMAP
#define CFG_OR1_PRELIM	CFG_OR0_PRELIM
#define CFG_BR1_PRELIM	((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )

/*
 * BR2/3 and OR2/3 (SDRAM)
 *
 */
#define SDRAM_BASE2_PRELIM	0x00000000	/* SDRAM bank #0	*/
#define SDRAM_BASE3_PRELIM	0x20000000	/* SDRAM bank #1	*/
#define	SDRAM_MAX_SIZE		0x04000000	/* max 64 MB per bank	*/

/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care)	*/
#define CFG_OR_TIMING_SDRAM	0x00000A00

#define CFG_OR2_PRELIM	(CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM )
#define CFG_BR2_PRELIM	((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )

#ifndef	CONFIG_CAN_DRIVER
#define	CFG_OR3_PRELIM	CFG_OR2_PRELIM
#define CFG_BR3_PRELIM	((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
#else	/* CAN uses CS3#, so we can have only one SDRAM bank anyway */
#define	CFG_CAN_BASE		0xC0000000	/* CAN mapped at 0xC0000000	*/
#define CFG_CAN_OR_AM		0xFFFF8000	/* 32 kB address mask		*/
#define CFG_OR3_CAN		(CFG_CAN_OR_AM | OR_G5LA | OR_BI)
#define CFG_BR3_CAN		((CFG_CAN_BASE & BR_BA_MSK) | \
					BR_PS_8 | BR_MS_UPMB | BR_V )
#endif	/* CONFIG_CAN_DRIVER */

/*
 * 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
 */

#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)


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

#define CONFIG_SCC1_ENET
#define CONFIG_FEC_ENET
#define CONFIG_ETHPRIME		"SCC ETHERNET"

#endif	/* __CONFIG_H */
Commit	Line	Data
f12e568c	1	/*
29f8f58f	2	* (C) Copyright 2000-2008
f12e568c 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_MPC855 1 /* This is a MPC855 CPU */
	37	#define CONFIG_TQM855M 1 /* ...on a TQM8xxM module */
	38
	39	#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
	40	#undef CONFIG_8xx_CONS_SMC2
	41	#undef CONFIG_8xx_CONS_NONE
	42
	43	#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
	44
ae3af05e	45	#define CONFIG_BOOTCOUNT_LIMIT
f12e568c	46
ae3af05e	47	#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
f12e568c WD	48
	49	#define CONFIG_BOARD_TYPES 1 /* support board types */
	50
	51	#define CONFIG_PREBOOT "echo;" \
32bf3d14	52	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
f12e568c WD	53	"echo"
	54
	55	#undef CONFIG_BOOTARGS
	56
	57	#define CONFIG_EXTRA_ENV_SETTINGS \
	58	"netdev=eth0\0" \
	59	"nfsargs=setenv bootargs root=/dev/nfs rw " \
fe126d8b	60	"nfsroot=${serverip}:${rootpath}\0" \
f12e568c	61	"ramargs=setenv bootargs root=/dev/ram rw\0" \
fe126d8b WD	62	"addip=setenv bootargs ${bootargs} " \
	63	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
	64	":${hostname}:${netdev}:off panic=1\0" \
f12e568c	65	"flash_nfs=run nfsargs addip;" \
fe126d8b	66	"bootm ${kernel_addr}\0" \
f12e568c	67	"flash_self=run ramargs addip;" \
fe126d8b WD	68	"bootm ${kernel_addr} ${ramdisk_addr}\0" \
fe126d8b WD	69	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
f12e568c	70	"rootpath=/opt/eldk/ppc_8xx\0" \
29f8f58f WD	71	"hostname=TQM855M\0" \
29f8f58f WD	72	"bootfile=TQM855M/uImage\0" \
eb6da805 WD	73	"fdt_addr=40080000\0" \
	74	"kernel_addr=400A0000\0" \
	75	"ramdisk_addr=40280000\0" \
29f8f58f WD	76	"u-boot=TQM855M/u-image.bin\0" \
	77	"load=tftp 200000 ${u-boot}\0" \
	78	"update=prot off 40000000 +${filesize};" \
	79	"era 40000000 +${filesize};" \
	80	"cp.b 200000 40000000 ${filesize};" \
	81	"sete filesize;save\0" \
f12e568c WD	82	""
	83	#define CONFIG_BOOTCOMMAND "run flash_self"
	84
	85	#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
	86	#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
	87
	88	#undef CONFIG_WATCHDOG /* watchdog disabled */
	89
	90	#define CONFIG_STATUS_LED 1 /* Status LED enabled */
	91
	92	#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
	93
d4ca31c4 WD	94	/* enable I2C and select the hardware/software driver */
	95	#undef CONFIG_HARD_I2C /* I2C with hardware support */
	96	#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
	97
	98	#define CFG_I2C_SPEED 93000 /* 93 kHz is supposed to work */
	99	#define CFG_I2C_SLAVE 0xFE
	100
	101	#ifdef CONFIG_SOFT_I2C
	102	/*
	103	* Software (bit-bang) I2C driver configuration
	104	*/
	105	#define PB_SCL 0x00000020 /* PB 26 */
	106	#define PB_SDA 0x00000010 /* PB 27 */
	107
	108	#define I2C_INIT (immr->im_cpm.cp_pbdir \|= PB_SCL)
	109	#define I2C_ACTIVE (immr->im_cpm.cp_pbdir \|= PB_SDA)
	110	#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
	111	#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
	112	#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat \|= PB_SDA; \
	113	else immr->im_cpm.cp_pbdat &= ~PB_SDA
	114	#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat \|= PB_SCL; \
	115	else immr->im_cpm.cp_pbdat &= ~PB_SCL
	116	#define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
	117	#endif /* CONFIG_SOFT_I2C */
	118
	119	#define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM AT24C64 */
	120	#define CFG_I2C_EEPROM_ADDR_LEN 2 /* two byte address */
	121	#if 0
	122	#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* takes up to 10 msec */
	123	#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x01
	124	#define CFG_EEPROM_PAGE_WRITE_BITS 5
	125	#endif
	126
37d4bb70 JL	127	/*
	128	* BOOTP options
	129	*/
	130	#define CONFIG_BOOTP_SUBNETMASK
	131	#define CONFIG_BOOTP_GATEWAY
	132	#define CONFIG_BOOTP_HOSTNAME
	133	#define CONFIG_BOOTP_BOOTPATH
	134	#define CONFIG_BOOTP_BOOTFILESIZE
	135
f12e568c WD	136
	137	#define CONFIG_MAC_PARTITION
	138	#define CONFIG_DOS_PARTITION
	139
	140	#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
	141
2694690e JL	142
	143	/*
	144	* Command line configuration.
	145	*/
	146	#include <config_cmd_default.h>
	147
	148	#define CONFIG_CMD_ASKENV
	149	#define CONFIG_CMD_DATE
	150	#define CONFIG_CMD_DHCP
29f8f58f	151	#define CONFIG_CMD_ELF
2694690e JL	152	#define CONFIG_CMD_EEPROM
2694690e JL	153	#define CONFIG_CMD_IDE
29f8f58f	154	#define CONFIG_CMD_JFFS2
2694690e JL	155	#define CONFIG_CMD_NFS
	156	#define CONFIG_CMD_SNTP
	157
f12e568c	158
29f8f58f WD	159	#define CONFIG_NETCONSOLE
	160
	161
f12e568c WD	162	/*
	163	* Miscellaneous configurable options
	164	*/
	165	#define CFG_LONGHELP /* undef to save memory */
	166	#define CFG_PROMPT "=> " /* Monitor Command Prompt */
	167
2751a95a WD	168	#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
2751a95a WD	169	#define CFG_HUSH_PARSER 1 /* Use the HUSH parser */
f12e568c WD	170	#ifdef CFG_HUSH_PARSER
	171	#define CFG_PROMPT_HUSH_PS2 "> "
	172	#endif
	173
2694690e	174	#if defined(CONFIG_CMD_KGDB)
f12e568c WD	175	#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
	176	#else
	177	#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
	178	#endif
	179	#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
	180	#define CFG_MAXARGS 16 /* max number of command args */
	181	#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
	182
	183	#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
	184	#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
	185
	186	#define CFG_LOAD_ADDR 0x100000 /* default load address */
	187
	188	#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
	189
	190	#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
	191
	192	/*
	193	* Low Level Configuration Settings
	194	* (address mappings, register initial values, etc.)
	195	* You should know what you are doing if you make changes here.
	196	*/
	197	/*-----------------------------------------------------------------------
	198	* Internal Memory Mapped Register
	199	*/
	200	#define CFG_IMMR 0xFFF00000
	201
	202	/*-----------------------------------------------------------------------
	203	* Definitions for initial stack pointer and data area (in DPRAM)
	204	*/
	205	#define CFG_INIT_RAM_ADDR CFG_IMMR
	206	#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
	207	#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
	208	#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
	209	#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
	210
	211	/*-----------------------------------------------------------------------
	212	* Start addresses for the final memory configuration
	213	* (Set up by the startup code)
	214	* Please note that CFG_SDRAM_BASE _must_ start at 0
	215	*/
	216	#define CFG_SDRAM_BASE 0x00000000
	217	#define CFG_FLASH_BASE 0x40000000
	218	#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
	219	#define CFG_MONITOR_BASE CFG_FLASH_BASE
	220	#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
	221
	222	/*
	223	* For booting Linux, the board info and command line data
	224	* have to be in the first 8 MB of memory, since this is
	225	* the maximum mapped by the Linux kernel during initialization.
	226	*/
	227	#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
	228
	229	/*-----------------------------------------------------------------------
	230	* FLASH organization
	231	*/
f12e568c	232
e318d9e9 MK	233	/* use CFI flash driver */
	234	#define CFG_FLASH_CFI 1 /* Flash is CFI conformant */
	235	#define CFG_FLASH_CFI_DRIVER 1 /* Use the common driver */
	236	#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE }
	237	#define CFG_FLASH_EMPTY_INFO
	238	#define CFG_FLASH_USE_BUFFER_WRITE 1
	239	#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
	240	#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
f12e568c WD	241
	242	#define CFG_ENV_IS_IN_FLASH 1
	243	#define CFG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
e318d9e9	244	#define CFG_ENV_SIZE 0x08000 /* Total Size of Environment */
f12e568c WD	245	#define CFG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */
	246
	247	/* Address and size of Redundant Environment Sector */
	248	#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET+CFG_ENV_SECT_SIZE)
	249	#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
	250
67c31036 WD	251	#define CFG_USE_PPCENV /* Environment embedded in sect .ppcenv */
67c31036 WD	252
29f8f58f WD	253	/*-----------------------------------------------------------------------
	254	* Dynamic MTD partition support
	255	*/
	256	#define CONFIG_JFFS2_CMDLINE
	257	#define MTDIDS_DEFAULT "nor0=TQM8xxM-0"
	258
	259	#define MTDPARTS_DEFAULT "mtdparts=TQM8xxM-0:512k(u-boot)," \
	260	"128k(dtb)," \
	261	"1920k(kernel)," \
	262	"5632(rootfs)," \
cd82919e	263	"4m(data)"
29f8f58f	264
f12e568c WD	265	/*-----------------------------------------------------------------------
	266	* Hardware Information Block
	267	*/
	268	#define CFG_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
	269	#define CFG_HWINFO_SIZE 0x00000040 /* size of HW Info block */
	270	#define CFG_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
	271
	272	/*-----------------------------------------------------------------------
	273	* Cache Configuration
	274	*/
	275	#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
2694690e	276	#if defined(CONFIG_CMD_KGDB)
f12e568c WD	277	#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
	278	#endif
	279
	280	/*-----------------------------------------------------------------------
	281	* SYPCR - System Protection Control 11-9
	282	* SYPCR can only be written once after reset!
	283	*-----------------------------------------------------------------------
	284	* Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
	285	*/
	286	#if defined(CONFIG_WATCHDOG)
	287	#define CFG_SYPCR (SYPCR_SWTC \| SYPCR_BMT \| SYPCR_BME \| SYPCR_SWF \| \
	288	SYPCR_SWE \| SYPCR_SWRI\| SYPCR_SWP)
	289	#else
	290	#define CFG_SYPCR (SYPCR_SWTC \| SYPCR_BMT \| SYPCR_BME \| SYPCR_SWF \| SYPCR_SWP)
	291	#endif
	292
	293	/*-----------------------------------------------------------------------
	294	* SIUMCR - SIU Module Configuration 11-6
	295	*-----------------------------------------------------------------------
	296	* PCMCIA config., multi-function pin tri-state
	297	*/
	298	#ifndef CONFIG_CAN_DRIVER
	299	#define CFG_SIUMCR (SIUMCR_DBGC00 \| SIUMCR_DBPC00 \| SIUMCR_MLRC01)
	300	#else /* we must activate GPL5 in the SIUMCR for CAN */
	301	#define CFG_SIUMCR (SIUMCR_DBGC11 \| SIUMCR_DBPC00 \| SIUMCR_MLRC01)
	302	#endif /* CONFIG_CAN_DRIVER */
	303
	304	/*-----------------------------------------------------------------------
	305	* TBSCR - Time Base Status and Control 11-26
	306	*-----------------------------------------------------------------------
	307	* Clear Reference Interrupt Status, Timebase freezing enabled
	308	*/
	309	#define CFG_TBSCR (TBSCR_REFA \| TBSCR_REFB \| TBSCR_TBF)
	310
	311	/*-----------------------------------------------------------------------
	312	* RTCSC - Real-Time Clock Status and Control Register 11-27
	313	*-----------------------------------------------------------------------
	314	*/
	315	#define CFG_RTCSC (RTCSC_SEC \| RTCSC_ALR \| RTCSC_RTF\| RTCSC_RTE)
	316
	317	/*-----------------------------------------------------------------------
	318	* PISCR - Periodic Interrupt Status and Control 11-31
	319	*-----------------------------------------------------------------------
	320	* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
	321	*/
	322	#define CFG_PISCR (PISCR_PS \| PISCR_PITF)
	323
	324	/*-----------------------------------------------------------------------
	325	* PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
	326	*-----------------------------------------------------------------------
	327	* Reset PLL lock status sticky bit, timer expired status bit and timer
	328	* interrupt status bit
f12e568c	329	*/
f12e568c	330	#define CFG_PLPRCR (PLPRCR_SPLSS \| PLPRCR_TEXPS \| PLPRCR_TMIST)
f12e568c WD	331
	332	/*-----------------------------------------------------------------------
	333	* SCCR - System Clock and reset Control Register 15-27
	334	*-----------------------------------------------------------------------
	335	* Set clock output, timebase and RTC source and divider,
	336	* power management and some other internal clocks
	337	*/
	338	#define SCCR_MASK SCCR_EBDF11
e9132ea9	339	#define CFG_SCCR (SCCR_COM00 \| SCCR_DFSYNC00 \| SCCR_DFBRG00 \| \
f12e568c WD	340	SCCR_DFNL000 \| SCCR_DFNH000 \| SCCR_DFLCD000 \| \
f12e568c WD	341	SCCR_DFALCD00)
f12e568c WD	342
	343	/*-----------------------------------------------------------------------
	344	* PCMCIA stuff
	345	*-----------------------------------------------------------------------
	346	*
	347	*/
	348	#define CFG_PCMCIA_MEM_ADDR (0xE0000000)
	349	#define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
	350	#define CFG_PCMCIA_DMA_ADDR (0xE4000000)
	351	#define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
	352	#define CFG_PCMCIA_ATTRB_ADDR (0xE8000000)
	353	#define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
	354	#define CFG_PCMCIA_IO_ADDR (0xEC000000)
	355	#define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
	356
	357	/*-----------------------------------------------------------------------
	358	* IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
	359	*-----------------------------------------------------------------------
	360	*/
	361
	362	#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
	363
	364	#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
	365	#undef CONFIG_IDE_LED /* LED for ide not supported */
	366	#undef CONFIG_IDE_RESET /* reset for ide not supported */
	367
	368	#define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
	369	#define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
	370
	371	#define CFG_ATA_IDE0_OFFSET 0x0000
	372
	373	#define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
	374
	375	/* Offset for data I/O */
	376	#define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
	377
	378	/* Offset for normal register accesses */
	379	#define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
	380
	381	/* Offset for alternate registers */
	382	#define CFG_ATA_ALT_OFFSET 0x0100
	383
	384	/*-----------------------------------------------------------------------
	385	*
	386	*-----------------------------------------------------------------------
	387	*
	388	*/
	389	#define CFG_DER 0
	390
	391	/*
	392	* Init Memory Controller:
	393	*
	394	* BR0/1 and OR0/1 (FLASH)
	395	*/
	396
	397	#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
	398	#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
	399
	400	/* used to re-map FLASH both when starting from SRAM or FLASH:
	401	* restrict access enough to keep SRAM working (if any)
	402	* but not too much to meddle with FLASH accesses
	403	*/
	404	#define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
	405	#define CFG_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
406
407	/*
408	* FLASH timing:
409	*/
f12e568c WD	410	#define CFG_OR_TIMING_FLASH (OR_ACS_DIV1 \| OR_TRLX \| OR_CSNT_SAM \| \
f12e568c WD	411	OR_SCY_3_CLK \| OR_EHTR \| OR_BI)
f12e568c WD	412
	413	#define CFG_OR0_REMAP (CFG_REMAP_OR_AM \| CFG_OR_TIMING_FLASH)
	414	#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM \| CFG_OR_TIMING_FLASH)
	415	#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) \| BR_V )
	416
	417	#define CFG_OR1_REMAP CFG_OR0_REMAP
	418	#define CFG_OR1_PRELIM CFG_OR0_PRELIM
	419	#define CFG_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) \| BR_V )
	420
	421	/*
	422	* BR2/3 and OR2/3 (SDRAM)
	423	*
	424	*/
	425	#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
	426	#define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
	427	#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
	428
	429	/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
	430	#define CFG_OR_TIMING_SDRAM 0x00000A00
	431
	432	#define CFG_OR2_PRELIM (CFG_PRELIM_OR_AM \| CFG_OR_TIMING_SDRAM )
	433	#define CFG_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) \| BR_MS_UPMA \| BR_V )
	434
	435	#ifndef CONFIG_CAN_DRIVER
	436	#define CFG_OR3_PRELIM CFG_OR2_PRELIM
	437	#define CFG_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) \| BR_MS_UPMA \| BR_V )
	438	#else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
	439	#define CFG_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
	440	#define CFG_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
	441	#define CFG_OR3_CAN (CFG_CAN_OR_AM \| OR_G5LA \| OR_BI)
	442	#define CFG_BR3_CAN ((CFG_CAN_BASE & BR_BA_MSK) \| \
	443	BR_PS_8 \| BR_MS_UPMB \| BR_V )
	444	#endif /* CONFIG_CAN_DRIVER */
	445
	446	/*
	447	* Memory Periodic Timer Prescaler
	448	*
	449	* The Divider for PTA (refresh timer) configuration is based on an
	450	* example SDRAM configuration (64 MBit, one bank). The adjustment to
	451	* the number of chip selects (NCS) and the actually needed refresh
	452	* rate is done by setting MPTPR.
	453	*
	454	* PTA is calculated from
	455	* PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
	456	*
	457	* gclk CPU clock (not bus clock!)
	458	* Trefresh Refresh cycle * 4 (four word bursts used)
	459	*
	460	* 4096 Rows from SDRAM example configuration
	461	* 1000 factor s -> ms
	462	* 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
	463	* 4 Number of refresh cycles per period
	464	* 64 Refresh cycle in ms per number of rows
	465	* --------------------------------------------
	466	* Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
	467	*
	468	* 50 MHz => 50.000.000 / Divider = 98
	469	* 66 Mhz => 66.000.000 / Divider = 129
	470	* 80 Mhz => 80.000.000 / Divider = 156
	471	*/
e9132ea9 WD	472
	473	#define CFG_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
	474	#define CFG_MAMR_PTA 98
f12e568c WD	475
	476	/*
	477	* For 16 MBit, refresh rates could be 31.3 us
	478	* (= 64 ms / 2K = 125 / quad bursts).
	479	* For a simpler initialization, 15.6 us is used instead.
	480	*
	481	* #define CFG_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
	482	* #define CFG_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
	483	*/
	484	#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
	485	#define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
	486
	487	/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
	488	#define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
	489	#define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
	490
	491	/*
	492	* MAMR settings for SDRAM
	493	*/
	494
	495	/* 8 column SDRAM */
	496	#define CFG_MAMR_8COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) \| MAMR_PTAE \| \
	497	MAMR_AMA_TYPE_0 \| MAMR_DSA_1_CYCL \| MAMR_G0CLA_A11 \| \
	498	MAMR_RLFA_1X \| MAMR_WLFA_1X \| MAMR_TLFA_4X)
	499	/* 9 column SDRAM */
	500	#define CFG_MAMR_9COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) \| MAMR_PTAE \| \
	501	MAMR_AMA_TYPE_1 \| MAMR_DSA_1_CYCL \| MAMR_G0CLA_A10 \| \
	502	MAMR_RLFA_1X \| MAMR_WLFA_1X \| MAMR_TLFA_4X)
	503
	504
	505	/*
	506	* Internal Definitions
	507	*
	508	* Boot Flags
	509	*/
	510	#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
	511	#define BOOTFLAG_WARM 0x02 /* Software reboot */
	512
	513	#define CONFIG_SCC1_ENET
	514	#define CONFIG_FEC_ENET
	515	#define CONFIG_ETHPRIME "SCC ETHERNET"
	516
	517	#endif /* __CONFIG_H */