/* * (C) Copyright 2001 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * (C) Copyright 2002 * Gregory E. Allen, gallen@arlut.utexas.edu * Matthew E. Karger, karger@arlut.utexas.edu * Applied Research Laboratories, The University of Texas at Austin * * 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 */ /* * * Configuration settings for the utx8245 board. * */ /* ------------------------------------------------------------------------- */ /* * 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_UTX8245 1 #define DEBUG 1 #define CONFIG_IDENT_STRING " [UTX5] " #define CONFIG_CONS_INDEX 1 #define CONFIG_BAUDRATE 57600 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } #define CONFIG_BOOTDELAY 2 #define CONFIG_AUTOBOOT_PROMPT "autoboot in %d seconds\n" #define CONFIG_BOOTCOMMAND "run nfsboot" /* autoboot command */ #define CONFIG_BOOTARGS "root=/dev/ram console=ttyS0,57600" /* RAMdisk */ #define CONFIG_ETHADDR 00:AA:00:14:00:05 /* UTX5 */ #define CONFIG_SERVERIP 10.8.17.105 /* Spree */ #define CFG_TFTP_LOADADDR 10000 #define CONFIG_EXTRA_ENV_SETTINGS \ "kernel_addr=FFA00000\0" \ "ramdisk_addr=FF800000\0" \ "u-boot_startaddr=FFB00000\0" \ "u-boot_endaddr=FFB2FFFF\0" \ "nfsargs=setenv bootargs console=ttyS0,$(baudrate) root=/dev/nfs rw \ nfsroot=$(nfsrootip):$(rootpath) ip=dhcp\0" \ "ramargs=setenv bootargs console=ttyS0,$(baudrate) root=/dev/ram0\0" \ "smargs=setenv bootargs console=ttyS0,$(baudrate) root=/dev/mtdblock1 ro\0" \ "fwargs=setenv bootargs console=ttyS0,$(baudrate) root=/dev/sda2 ro\0" \ "nfsboot=run nfsargs;bootm $(kernel_addr)\0" \ "ramboot=run ramargs;bootm $(kernel_addr) $(ramdisk_addr)\0" \ "smboot=run smargs;bootm $(kernel_addr) $(ramdisk_addr)\0" \ "fwboot=run fwargs;bootm $(kernel_addr) $(ramdisk_addr)\0" \ "update_u-boot=tftp $(loadaddr) /bdi2000/u-boot.bin;protect off \ $(u-boot_startaddr) $(u-boot_endaddr);era $(u-boot_startaddr) \ $(u-boot_endaddr);cp.b $(loadaddr) $(u-boot_startaddr) $(filesize);\ protect on $(u-boot_startaddr) $(u-boot_endaddr)" #define CONFIG_ENV_OVERWRITE #define CONFIG_COMMANDS (CFG_CMD_DFL | CFG_CMD_BDI | CFG_CMD_PCI \ | CFG_CMD_FLASH | CFG_CMD_MEMORY \ | CFG_CMD_ENV | CFG_CMD_CONSOLE \ | CFG_CMD_LOADS | CFG_CMD_LOADB \ | CFG_CMD_IMI | CFG_CMD_CACHE \ | CFG_CMD_RUN | CFG_CMD_ECHO \ | CFG_CMD_REGINFO | CFG_CMD_NET\ | CFG_CMD_DHCP | CFG_CMD_I2C \ | CFG_CMD_DATE) /* This must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include /* * Miscellaneous configurable options */ #define CFG_LONGHELP /* undef to save memory */ #define CFG_PROMPT "=> " /* Monitor Command Prompt */ #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ /* Print Buffer Size */ #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) #define CFG_MAXARGS 16 /* max number of command args */ #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ #define CFG_LOAD_ADDR 0x00100000 /* Default load address */ /*----------------------------------------------------------------------- * PCI configuration *----------------------------------------------------------------------- */ #define CONFIG_PCI /* include pci support */ #undef CONFIG_PCI_PNP #define CONFIG_PCI_SCAN_SHOW #define CONFIG_NET_MULTI #define CONFIG_EEPRO100 #define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */ #define CONFIG_EEPRO100_SROM_WRITE #define PCI_ENET0_IOADDR 0xF0000000 #define PCI_ENET0_MEMADDR 0xF0000000 #define PCI_FIREWIRE_IOADDR 0xF1000000 #define PCI_FIREWIRE_MEMADDR 0xF1000000 /* #define PCI_ENET0_IOADDR 0xFE000000 #define PCI_ENET0_MEMADDR 0x80000000 #define PCI_FIREWIRE_IOADDR 0x81000000 #define PCI_FIREWIRE_MEMADDR 0x81000000 */ /*----------------------------------------------------------------------- * 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_MAX_RAM_SIZE 0x10000000 /* 256MB */ /*#define CFG_VERY_BIG_RAM 1 */ /* FLASH_BASE is FF800000, with 4MB on RCS0, but the reset vector * is actually located at FFF00100. Therefore, U-Boot is * physically located at 0xFFB0_0000, but is also mirrored at * 0xFFF0_0000. */ #define CFG_RESET_ADDRESS 0xFFF00100 #define CFG_EUMB_ADDR 0xFC000000 #define CFG_MONITOR_BASE TEXT_BASE #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ /*#define CFG_DRAM_TEST 1 */ #define CFG_MEMTEST_START 0x00003000 /* memtest works on 0...256 MB */ #define CFG_MEMTEST_END 0x0ff8ffa7 /* in SDRAM, skips exception */ /* vectors and U-Boot */ /*-------------------------------------------------------------------- * Definitions for initial stack pointer and data area *------------------------------------------------------------------*/ #define CFG_INIT_DATA_SIZE 128 /* Size in bytes reserved for */ /* initial data */ #define CFG_INIT_RAM_ADDR 0x40000000 #define CFG_INIT_RAM_END 0x1000 #define CFG_INIT_DATA_OFFSET (CFG_INIT_RAM_END - CFG_INIT_DATA_SIZE) #define CFG_GBL_DATA_SIZE 128 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) /*-------------------------------------------------------------------- * NS16550 Configuration *------------------------------------------------------------------*/ #define CFG_NS16550 #define CFG_NS16550_SERIAL #define CFG_NS16550_REG_SIZE 1 #if (CONFIG_CONS_INDEX == 1 || CONFIG_CONS_INDEX == 2) # define CFG_NS16550_CLK get_bus_freq(0) #else # define CFG_NS16550_CLK 33000000 #endif #define CFG_NS16550_COM1 (CFG_EUMB_ADDR + 0x4500) #define CFG_NS16550_COM2 (CFG_EUMB_ADDR + 0x4600) #define CFG_NS16550_COM3 0xFF000000 #define CFG_NS16550_COM4 0xFF000008 /*-------------------------------------------------------------------- * Low Level Configuration Settings * (address mappings, register initial values, etc.) * You should know what you are doing if you make changes here. * For the detail description refer to the MPC8240 user's manual. *------------------------------------------------------------------*/ #define CONFIG_SYS_CLK_FREQ 33000000 #define CFG_HZ 1000 /*#define CFG_ETH_DEV_FN 0x7800 */ /*#define CFG_ETH_IOBASE 0x00104000 */ /*-------------------------------------------------------------------- * I2C Configuration *------------------------------------------------------------------*/ #if 1 #define CONFIG_HARD_I2C 1 /* To enable I2C support */ #undef CONFIG_SOFT_I2C /* I2C bit-banged */ #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ #define CFG_I2C_SLAVE 0x7F #endif #define CONFIG_RTC_PCF8563 1 /* enable I2C support for */ /* Philips PCF8563 RTC */ #define CFG_I2C_RTC_ADDR 0x51 /* Philips PCF8563 RTC address */ /*-------------------------------------------------------------------- * Memory Control Configuration Register values * - see sec. 4.12 of MPC8245 UM *------------------------------------------------------------------*/ /**** MCCR1 ****/ #define CFG_ROMNAL 0 #define CFG_ROMFAL 10 /* (tacc=70ns)*mem_freq - 2, mem_freq = 100MHz */ #define CFG_BANK7_ROW 0 /* SDRAM bank 7-0 row address */ #define CFG_BANK6_ROW 0 /* bit count */ #define CFG_BANK5_ROW 0 #define CFG_BANK4_ROW 0 #define CFG_BANK3_ROW 0 #define CFG_BANK2_ROW 0 #define CFG_BANK1_ROW 2 #define CFG_BANK0_ROW 2 /**** MCCR2, refresh interval clock cycles ****/ #define CFG_REFINT 480 /* 33 MHz SDRAM clock was 480 */ /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4. */ #define CFG_BSTOPRE 1023 /* burst to precharge[0..9], */ /* sets open page interval */ /**** MCCR3 ****/ #define CFG_REFREC 7 /* Refresh to activate interval, trc */ /**** MCCR4 ****/ #define CFG_PRETOACT 2 /* trp */ #define CFG_ACTTOPRE 7 /* trcd + (burst length - 1) + trdl */ #define CFG_SDMODE_CAS_LAT 3 /* SDMODE CAS latancy */ #define CFG_SDMODE_WRAP 0 /* SDMODE wrap type, sequential */ #define CFG_ACTORW 2 /* trcd min */ #define CFG_DBUS_SIZE2 1 /* set for 8-bit RCS1, clear for 32,64 */ #define CFG_REGISTERD_TYPE_BUFFER 1 #define CFG_EXTROM 0 /* we don't need extended ROM space */ #define CFG_REGDIMM 0 /* calculate according to formula in sec. 6-22 of 8245 UM */ #define CFG_PGMAX 50 /* how long the 8245 retains the */ /* currently accessed page in memory */ /* was 45 */ #define CFG_SDRAM_DSCD 0x20 /* SDRAM data in sample clock delay - note */ /* bits 7,6, and 3-0 MUST be 0 */ #if 0 #define CFG_DLL_MAX_DELAY 0x04 #else #define CFG_DLL_MAX_DELAY 0 #endif #if 0 /* need for 33MHz SDRAM */ #define CFG_DLL_EXTEND 0x80 #else #define CFG_DLL_EXTEND 0 #endif #define CFG_PCI_HOLD_DEL 0x20 /* Memory bank settings. * Only bits 20-29 are actually used from these values to set the * start/end addresses. The upper two bits will always be 0, and the lower * 20 bits will be 0x00000 for a start address, or 0xfffff for an end * address. Refer to the MPC8245 user manual. */ #define CFG_BANK0_START 0x00000000 #define CFG_BANK0_END (CFG_MAX_RAM_SIZE/2 - 1) #define CFG_BANK0_ENABLE 1 #define CFG_BANK1_START CFG_MAX_RAM_SIZE/2 #define CFG_BANK1_END (CFG_MAX_RAM_SIZE - 1) #define CFG_BANK1_ENABLE 1 #define CFG_BANK2_START 0x3ff00000 /* not available in this design */ #define CFG_BANK2_END 0x3fffffff #define CFG_BANK2_ENABLE 0 #define CFG_BANK3_START 0x3ff00000 #define CFG_BANK3_END 0x3fffffff #define CFG_BANK3_ENABLE 0 #define CFG_BANK4_START 0x3ff00000 #define CFG_BANK4_END 0x3fffffff #define CFG_BANK4_ENABLE 0 #define CFG_BANK5_START 0x3ff00000 #define CFG_BANK5_END 0x3fffffff #define CFG_BANK5_ENABLE 0 #define CFG_BANK6_START 0x3ff00000 #define CFG_BANK6_END 0x3fffffff #define CFG_BANK6_ENABLE 0 #define CFG_BANK7_START 0x3ff00000 #define CFG_BANK7_END 0x3fffffff #define CFG_BANK7_ENABLE 0 /*--------------------------------------------------------------------*/ /* 4.4 - Output Driver Control Register */ /*--------------------------------------------------------------------*/ #define CFG_ODCR 0xe5 /*--------------------------------------------------------------------*/ /* 4.8 - Error Handling Registers */ /*-------------------------------CFG_SDMODE_BURSTLEN-------------------------------------*/ #define CFG_ERRENR1 0x11 /* enable SDRAM refresh overflow error */ /* SDRAM 0-256 MB */ #define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) /*#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_CACHEINHIBIT) */ #define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP) /* stack in dcache */ #define CFG_IBAT1L (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE) #define CFG_IBAT1U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP) #define CFG_IBAT2L (CFG_SDRAM_BASE + 0x10000000 | BATL_PP_10 | BATL_MEMCOHERENCE) #define CFG_IBAT2U (CFG_SDRAM_BASE + 0x10000000| BATU_BL_256M | BATU_VS | BATU_VP) /* PCI memory */ /*#define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT) */ /*#define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP) */ /*Flash, config addrs, etc. */ #define CFG_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT) #define CFG_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP) #define CFG_DBAT0L CFG_IBAT0L #define CFG_DBAT0U CFG_IBAT0U #define CFG_DBAT1L CFG_IBAT1L #define CFG_DBAT1U CFG_IBAT1U #define CFG_DBAT2L CFG_IBAT2L #define CFG_DBAT2U CFG_IBAT2U #define CFG_DBAT3L CFG_IBAT3L #define CFG_DBAT3U CFG_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 CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ /*----------------------------------------------------------------------- * FLASH organization *----------------------------------------------------------------------*/ #define CFG_FLASH_BASE 0xFF800000 #define CFG_MAX_FLASH_BANKS 1 /* Max number of flash banks */ /* NOTE: environment is not EMBEDDED in the u-boot code. It's stored in flash in its own separate sector. */ #define CFG_ENV_IS_IN_FLASH 1 #if 1 /* AMD AM29LV033C */ #define CFG_MAX_FLASH_SECT 64 /* Max number of sectors in one bank */ #define CFG_ENV_ADDR 0xFFBF0000 /* flash sector SA63 */ #define CFG_ENV_SECT_SIZE (64*1024) /* Size of the Environment Sector */ #else /* AMD AM29LV116D */ #define CFG_MAX_FLASH_SECT 35 /* Max number of sectors in one bank */ #define CFG_ENV_ADDR 0xFF9FA000 /* flash sector SA33 */ #define CFG_ENV_SECT_SIZE (8*1024) /* Size of the Environment Sector */ #endif /* #if */ #define CFG_ENV_SIZE CFG_ENV_SECT_SIZE /* Size of the Environment */ #define CFG_ENV_OFFSET 0 /* starting right at the beginning */ #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ #if CFG_MONITOR_BASE >= CFG_FLASH_BASE #undef CFG_RAMBOOT #else #define CFG_RAMBOOT #endif /*----------------------------------------------------------------------- * Cache Configuration */ #define CFG_CACHELINE_SIZE 32 #if (CONFIG_COMMANDS & CFG_CMD_KGDB) # define CFG_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 */ #endif /* __CONFIG_H */