/* * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com> * * 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_EBONY.h - configuration for AMCC 440GP Ref (Ebony) ***********************************************************************/ #ifndef __CONFIG_H #define __CONFIG_H /*----------------------------------------------------------------------- * High Level Configuration Options *----------------------------------------------------------------------*/ #define CONFIG_EBONY 1 /* Board is ebony */ #define CONFIG_440GP 1 /* Specifc GP support */ #define CONFIG_440 1 /* ... PPC440 family */ #define CONFIG_4xx 1 /* ... PPC4xx family */ #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ #undef CFG_DRAM_TEST /* Disable-takes long time! */ #define CONFIG_SYS_CLK_FREQ 33333333 /* external freq to pll */ /* * Define here the location of the environment variables (FLASH or NVRAM). * Note: DENX encourages to use redundant environment in FLASH. NVRAM is only * supported for backward compatibility. */ #if 1 #define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */ #else #define CFG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */ #endif /*----------------------------------------------------------------------- * Base addresses -- Note these are effective addresses where the * actual resources get mapped (not physical addresses) *----------------------------------------------------------------------*/ #define CFG_SDRAM_BASE 0x00000000 /* _must_ be 0 */ #define CFG_FLASH_BASE 0xff800000 /* start of FLASH */ #define CFG_MONITOR_BASE 0xfffc0000 /* start of monitor */ #define CFG_PCI_MEMBASE 0x80000000 /* mapped pci memory */ #define CFG_PERIPHERAL_BASE 0xe0000000 /* internal peripherals */ #define CFG_ISRAM_BASE 0xc0000000 /* internal SRAM */ #define CFG_PCI_BASE 0xd0000000 /* internal PCI regs */ #define CFG_NVRAM_BASE_ADDR (CFG_PERIPHERAL_BASE + 0x08000000) #define CFG_FPGA_BASE (CFG_PERIPHERAL_BASE + 0x08300000) /*----------------------------------------------------------------------- * Initial RAM & stack pointer (placed in internal SRAM) *----------------------------------------------------------------------*/ #define CFG_INIT_RAM_ADDR CFG_ISRAM_BASE /* Initial RAM address */ #define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */ #define CFG_GBL_DATA_SIZE 128 /* num bytes initial data */ #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon */ #define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc*/ /*----------------------------------------------------------------------- * Serial Port *----------------------------------------------------------------------*/ #undef CONFIG_SERIAL_SOFTWARE_FIFO #define CFG_EXT_SERIAL_CLOCK (1843200 * 6) /* Ext clk @ 11.059 MHz */ #define CONFIG_BAUDRATE 115200 #define CFG_BAUDRATE_TABLE \ {300, 600, 1200, 2400, 4800, 9600, 19200, 38400} /*----------------------------------------------------------------------- * NVRAM/RTC * * NOTE: Upper 8 bytes of NVRAM is where the RTC registers are located. * The DS1743 code assumes this condition (i.e. -- it assumes the base * address for the RTC registers is: * * CFG_NVRAM_BASE_ADDR + CFG_NVRAM_SIZE * *----------------------------------------------------------------------*/ #define CFG_NVRAM_SIZE (0x2000 - 8) /* NVRAM size(8k)- RTC regs */ #define CONFIG_RTC_DS174x 1 /* DS1743 RTC */ #ifdef CFG_ENV_IS_IN_NVRAM #define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */ #define CFG_ENV_ADDR \ (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) #endif /* CFG_ENV_IS_IN_NVRAM */ /*----------------------------------------------------------------------- * FLASH related *----------------------------------------------------------------------*/ #define CFG_MAX_FLASH_BANKS 3 /* number of banks */ #define CFG_MAX_FLASH_SECT 32 /* sectors per device */ #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_FLASH_ADDR0 0x5555 #define CFG_FLASH_ADDR1 0x2aaa #define CFG_FLASH_WORD_SIZE unsigned char #ifdef CFG_ENV_IS_IN_FLASH #define CFG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */ #define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE) #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) #endif /* CFG_ENV_IS_IN_FLASH */ /*----------------------------------------------------------------------- * DDR SDRAM *----------------------------------------------------------------------*/ #define CONFIG_SPD_EEPROM 1 /* Use SPD EEPROM for setup */ #define SPD_EEPROM_ADDRESS {0x53,0x52} /* SPD i2c spd addresses */ #define CONFIG_PROG_SDRAM_TLB 1 /* setup SDRAM TLB's dynamically*/ /*----------------------------------------------------------------------- * I2C *----------------------------------------------------------------------*/ #define CONFIG_HARD_I2C 1 /* I2C with hardware support */ #undef CONFIG_SOFT_I2C /* I2C bit-banged */ #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ #define CFG_I2C_SLAVE 0x7F #define CFG_I2C_MULTI_EEPROMS #define CFG_I2C_EEPROM_ADDR (0xa8>>1) #define CFG_I2C_EEPROM_ADDR_LEN 1 #define CFG_EEPROM_PAGE_WRITE_ENABLE #define CFG_EEPROM_PAGE_WRITE_BITS 3 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 #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" \ "hostname=ebony\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_4xx\0" \ "bootfile=/tftpboot/ebony/uImage\0" \ "kernel_addr=ff800000\0" \ "ramdisk_addr=ff810000\0" \ "initrd_high=30000000\0" \ "load=tftp 100000 /tftpboot/ebony/u-boot.bin\0" \ "update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;" \ "cp.b 100000 fffc0000 40000;" \ "setenv filesize;saveenv\0" \ "upd=run load;run update\0" \ "" #define CONFIG_BOOTCOMMAND "run flash_self" #if 0 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */ #else #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ #endif #define CONFIG_BAUDRATE 115200 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ #define CONFIG_MII 1 /* MII PHY management */ #define CONFIG_PHY_ADDR 8 /* PHY address */ #define CONFIG_HAS_ETH1 #define CONFIG_PHY1_ADDR 9 /* EMAC1 PHY address */ #define CONFIG_NET_MULTI 1 #define CFG_RX_ETH_BUFFER 32 /* Number of ethernet rx buffers & descriptors */ #define CONFIG_NETCONSOLE /* include NetConsole support */ /* * BOOTP options */ #define CONFIG_BOOTP_BOOTFILESIZE #define CONFIG_BOOTP_BOOTPATH #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME /* * Command line configuration. */ #include <config_cmd_default.h> #define CONFIG_CMD_ASKENV #define CONFIG_CMD_DATE #define CONFIG_CMD_DHCP #define CONFIG_CMD_DIAG #define CONFIG_CMD_ELF #define CONFIG_CMD_EEPROM #define CONFIG_CMD_I2C #define CONFIG_CMD_IRQ #define CONFIG_CMD_MII #define CONFIG_CMD_NET #define CONFIG_CMD_NFS #define CONFIG_CMD_PCI #define CONFIG_CMD_PING #define CONFIG_CMD_REGINFO #define CONFIG_CMD_SDRAM #define CONFIG_CMD_SNTP #undef CONFIG_WATCHDOG /* watchdog disabled */ /* * Miscellaneous configurable options */ #define CFG_LONGHELP /* undef to save memory */ #define CFG_PROMPT "=> " /* Monitor Command Prompt */ #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_EXTBDINFO 1 /* To use extended board_into (bd_t) */ #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ #define CONFIG_CMDLINE_EDITING 1 /* add command line history */ #define CONFIG_LOOPW 1 /* enable loopw command */ #define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */ #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ #define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ /*----------------------------------------------------------------------- * PCI stuff *----------------------------------------------------------------------- */ /* General PCI */ #define CONFIG_PCI /* include pci support */ #define CONFIG_PCI_PNP /* do pci plug-and-play */ #define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */ #define CFG_PCI_TARGBASE 0x80000000 /* PCIaddr mapped to CFG_PCI_MEMBASE */ /* Board-specific PCI */ #define CFG_PCI_TARGET_INIT /* let board init pci target */ #define CFG_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */ #define CFG_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */ /* * 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 */ /*----------------------------------------------------------------------- * Cache Configuration */ #define CFG_DCACHE_SIZE 8192 /* For AMCC 405 CPUs */ #define CFG_CACHELINE_SIZE 32 /* ... */ #if defined(CONFIG_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 */ #if defined(CONFIG_CMD_KGDB) #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ #endif #endif /* __CONFIG_H */