/* * (C) Copyright 2002 * Sysgo Real-Time Solutions, GmbH <www.elinos.com> * Marius Groeger <mgroeger@sysgo.de> * * 2003-2004 (c) MontaVista Software, Inc. * * Configuation settings for the ADS GraphicsClient+ board. * * 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 */#ifndef __CONFIG_H#define __CONFIG_H#undef	 DEBUG/* * The ADS GCPlus Linux boot ROM loads U-Boot into RAM at 0xc0200000. * We don't actually init RAM in this case since we're using U-Boot as * an secondary boot loader during Linux kernel development and testing, * e.g. bootp/tftp download of the kernel is a far more convenient * when testing new kernels on this target. However the ADS GCPlus Linux * boot ROM leaves the MMU enabled when it passes control to U-Boot. So * we use memsetup (CONFIG_INIT_CRITICAL) to remedy that problem. */#define CONFIG_INIT_CRITICAL/* * High Level Configuration Options * (easy to change) */#define CONFIG_SA1110		1	/* This is an SA1100 CPU	*/#define CONFIG_GCPLUS		1	/* on an ADS GCPlus Board      */#undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff */#define CONFIG_CMDLINE_TAG	 1	/* enable passing of ATAGs	*/#define CONFIG_SETUP_MEMORY_TAGS 1#define CONFIG_INITRD_TAG	 1/* * Size of malloc() pool */#define CFG_MALLOC_LEN          (CFG_ENV_SIZE + 128*1024)#define CFG_GBL_DATA_SIZE       128     /* size rsrvd for initial data *//* * Hardware drivers */#define CONFIG_DRIVER_LAN91C96	/* we have an SMC9194 on-board */#define CONFIG_LAN91C96_BASE	0x100e0000/* * select serial console configuration */#define CONFIG_SERIAL3          1	/* we use SERIAL 3 on ADS GCPlus *//* allow to overwrite serial and ethaddr */#define CONFIG_ENV_OVERWRITE#define CONFIG_BAUDRATE		38400#define CONFIG_COMMANDS		(CONFIG_CMD_DFL | CFG_CMD_DHCP)#define CONFIG_BOOTP_MASK	CONFIG_BOOTP_DEFAULT/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */#include <cmd_confdefs.h>#define CONFIG_BOOTDELAY	3#define CONFIG_BOOTARGS		"console=ttySA0,38400n8 mtdparts=sa1100-flash:1m@0(zImage),3m@1m(ramdisk.gz),12m@4m(userfs) root=/dev/nfs ip=bootp"#define CONFIG_BOOTCOMMAND	"bootp;tftp;bootm"#define CFG_AUTOLOAD            "n"             /* No autoload */#if (CONFIG_COMMANDS & CFG_CMD_KGDB)#define CONFIG_KGDB_BAUDRATE	38400		/* speed to run kgdb serial port */#define CONFIG_KGDB_SER_INDEX	2		/* which serial port to use */#endif/* * Miscellaneous configurable options */#define	CFG_LONGHELP				/* undef to save memory		*/#define	CFG_PROMPT		"ADS GCPlus # "	/* Monitor Command Prompt	*/#define	CFG_CBSIZE		256		/* Console I/O Buffer Size	*/#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	0xc0400000	/* memtest works on	*/#define CFG_MEMTEST_END		0xc0800000	/* 4 ... 8 MB in DRAM	*/#undef  CFG_CLKS_IN_HZ		/* everything, incl board info, in Hz */#define	CFG_LOAD_ADDR		0xc0000000	/* default load address	*/#define	CFG_HZ			3686400		/* incrementer freq: 3.6864 MHz */#define CFG_CPUSPEED		0x0a		/* set core clock to 206MHz */						/* valid baudrates */#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }/*----------------------------------------------------------------------- * Stack sizes * * The stack sizes are set up in start.S using the settings below */#define CONFIG_STACKSIZE	(128*1024)	/* regular stack */#ifdef CONFIG_USE_IRQ#define CONFIG_STACKSIZE_IRQ	(4*1024)	/* IRQ stack */#define CONFIG_STACKSIZE_FIQ	(4*1024)	/* FIQ stack */#endif/*----------------------------------------------------------------------- * Physical Memory Map */#define CONFIG_NR_DRAM_BANKS	2	   /* we have 2 banks of DRAM */#define PHYS_SDRAM_1		0xc0000000 /* SDRAM Bank #1 */#define PHYS_SDRAM_1_SIZE	0x01000000 /* 16 MB */#define PHYS_SDRAM_2		0xc8000000 /* SDRAM Bank #2 */#define PHYS_SDRAM_2_SIZE	0x01000000 /* 16 MB */#define PHYS_FLASH_1		0x08000000 /* Flash Bank #1 */#define PHYS_FLASH_SIZE		0x00800000 /* 8 MB */#define PHYS_FLASH_BANK_SIZE    0x01000000 /* 16 MB Banks */#define PHYS_FLASH_SECT_SIZE    0x00040000 /* 256 KB sectors (x2) */#define CFG_FLASH_BASE		PHYS_FLASH_1/*----------------------------------------------------------------------- * FLASH and environment organization */#if	1#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks */#define CFG_MAX_FLASH_SECT	128	/* max number of sectors on one chip *//* timeout values are in ticks */#define CFG_FLASH_ERASE_TOUT	(2*CFG_HZ) /* Timeout for Flash Erase */#define CFG_FLASH_WRITE_TOUT	(2*CFG_HZ) /* Timeout for Flash Write */#else/* REVISIT: This doesn't work on ADS GCPlus just yet: */#define CFG_FLASH_CFI           1       /* flash is CFI conformant      */#define CFG_FLASH_CFI_DRIVER    1       /* use common cfi driver        */#define CFG_FLASH_USE_BUFFER_WRITE 1    /* use buffered writes (20x faster) */#define CFG_MAX_FLASH_BANKS     1       /* max # of memory banks        */#define CFG_FLASH_INCREMENT     0       /* there is only one bank       */#define CFG_MAX_FLASH_SECT      128     /* max # of sectors on one chip *//*#define CFG_FLASH_PROTECTION    1       /--* hardware flash protection    */#define CFG_FLASH_BANKS_LIST    { CFG_FLASH_BASE }#endif#define	CFG_ENV_IS_IN_FLASH	1#define CFG_ENV_ADDR		(PHYS_FLASH_1 + PHYS_FLASH_SECT_SIZE)	/* Addr of Environment Sector	*/#define CFG_ENV_SIZE		PHYS_FLASH_SECT_SIZE#endif	/* __CONFIG_H */