/* * (C) Copyright 2001 * 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_MPC824X 1 #define CONFIG_MPC8240 1 #define CONFIG_OXC 1 #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ #define CONFIG_IDENT_STRING " [oxc] " #define CONFIG_WATCHDOG 1 #define CONFIG_SHOW_ACTIVITY 1 #define CONFIG_SHOW_BOOT_PROGRESS 1 #define CONFIG_CONS_INDEX 1 #define CONFIG_BAUDRATE 9600 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } #define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_ELF) /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include <cmd_confdefs.h> /* * Miscellaneous configurable options */ #define CFG_LONGHELP 1 /* undef to save memory */ #define CFG_PROMPT "=> " /* 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_LOAD_ADDR 0x00100000 /* default load address */ #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ #define CONFIG_MISC_INIT_R 1 /* call misc_init_r() on init */ /*----------------------------------------------------------------------- * Boot options */ #define CONFIG_SERVERIP 10.0.0.1 #define CONFIG_GATEWAYIP 10.0.0.1 #define CONFIG_NETMASK 255.255.255.0 #define CONFIG_LOADADDR 0x10000 #define CONFIG_BOOTFILE "/mnt/ide0/p2/usr/tftp/oxc.elf" #define CONFIG_BOOTCOMMAND "tftp 0x10000 ; bootelf 0x10000" #define CONFIG_BOOTDELAY 10 #define CFG_OXC_GENERATE_IP 1 /* Generate IP automatically */ #define CFG_OXC_IPMASK 0x0A000000 /* 10.0.0.x */ /*----------------------------------------------------------------------- * PCI stuff */ #define CONFIG_PCI /* include pci support */ #define CONFIG_NET_MULTI /* Multi ethernet cards support */ #define CONFIG_EEPRO100 /* Ethernet Express PRO 100 */ #define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */ #define PCI_ENET0_IOADDR 0x80000000 #define PCI_ENET0_MEMADDR 0x80000000 #define PCI_ENET1_IOADDR 0x81000000 #define PCI_ENET1_MEMADDR 0x81000000 /*----------------------------------------------------------------------- * FLASH */ #define CFG_FLASH_PRELIMBASE 0xFF800000 #define CFG_FLASH_BASE (0-flash_info[0].size) #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ #define CFG_MAX_FLASH_SECT 32 /* 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) */ /*----------------------------------------------------------------------- * RAM */ #define CFG_SDRAM_BASE 0x00000000 #define CFG_MAX_RAM_SIZE 0x10000000 #define CFG_RESET_ADDRESS 0xFFF00100 #define CFG_MONITOR_BASE TEXT_BASE #define CFG_MONITOR_LEN 0x00030000 #if (CFG_MONITOR_BASE < CFG_FLASH_PRELIMBASE) # define CFG_RAMBOOT 1 #else # undef CFG_RAMBOOT #endif #define CFG_INIT_RAM_ADDR 0x40000000 #define CFG_INIT_RAM_END 0x1000 #define CFG_GBL_DATA_SIZE 128 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET #define CFG_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc() */ #define CFG_MEMTEST_START 0x00000000 /* memtest works on */ #define CFG_MEMTEST_END 0x04000000 /* 0 ... 32 MB in DRAM */ /*----------------------------------------------------------------------- * Memory mapping */ #define CFG_CPLD_BASE 0xff000000 /* CPLD registers */ #define CFG_CPLD_WATCHDOG (CFG_CPLD_BASE) /* Watchdog */ #define CFG_CPLD_RESET (CFG_CPLD_BASE + 0x040000) /* Minor resets */ #define CFG_UART_BASE (CFG_CPLD_BASE + 0x700000) /* debug UART */ /*----------------------------------------------------------------------- * NS16550 Configuration */ #define CFG_NS16550 #define CFG_NS16550_SERIAL #define CFG_NS16550_REG_SIZE -4 #define CFG_NS16550_CLK 1843200 #define CFG_NS16550_COM1 CFG_UART_BASE /*----------------------------------------------------------------------- * I2C Bus */ #define CONFIG_I2C 1 /* I2C support on ... */ #define CONFIG_HARD_I2C 1 /* ... hardware one */ #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ #define CFG_I2C_SLAVE 0x7F /* I2C slave address */ #define CFG_I2C_EXPANDER0_ADDR 0x20 /* PCF8574 expander 0 addrerr */ #define CFG_I2C_EXPANDER1_ADDR 0x21 /* PCF8574 expander 1 addrerr */ #define CFG_I2C_EXPANDER2_ADDR 0x26 /* PCF8574 expander 2 addrerr */ /*----------------------------------------------------------------------- * Environment */ #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_ADDR 0xFFF30000 /* Offset of Environment Sector */ #define CFG_ENV_SIZE 0x00010000 /* Total Size of Environment Sector */ #define CFG_ENV_IS_EMBEDDED 1 /* short-cut compile-time test */ #define CONFIG_ENV_OVERWRITE 1 /* Allow modifying the environment */ /* * Low Level Configuration Settings * (address mappings, register initial values, etc.) * You should know what you are doing if you make changes here. */ #define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */ #define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 2 #define CFG_EUMB_ADDR 0xFC000000 /* MCCR1 */ #define CFG_ROMNAL 0 /* rom/flash next access time */ #define CFG_ROMFAL 19 /* rom/flash access time */ /* MCCR2 */ #define CFG_ASRISE 15 /* ASRISE=15 clocks */ #define CFG_ASFALL 3 /* ASFALL=3 clocks */ #define CFG_REFINT 1000 /* REFINT=1000 clocks */ /* MCCR3 */ #define CFG_BSTOPRE 0x35c /* Burst To Precharge */ #define CFG_REFREC 7 /* Refresh to activate interval */ #define CFG_RDLAT 4 /* data latency from read command */ /* MCCR4 */ #define CFG_PRETOACT 2 /* Precharge to activate interval */ #define CFG_ACTTOPRE 5 /* Activate to Precharge interval */ #define CFG_ACTORW 2 /* Activate to R/W */ #define CFG_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */ #define CFG_SDMODE_WRAP 0 /* SDMODE wrap type */ #define CFG_SDMODE_BURSTLEN 3 /* SDMODE Burst length 2=4, 3=8 */ #define CFG_REGISTERD_TYPE_BUFFER 1 /* memory bank settings*/ /* * only bits 20-29 are actually used from these vales to set the * start/end address the upper two bits will be 0, and the lower 20 * bits will be set to 0x00000 for a start address, or 0xfffff for an * end address */ #define CFG_BANK0_START 0x00000000 #define CFG_BANK0_END (CFG_MAX_RAM_SIZE - 1) #define CFG_BANK0_ENABLE 1 #define CFG_BANK1_START 0x00000000 #define CFG_BANK1_END 0x00000000 #define CFG_BANK1_ENABLE 0 #define CFG_BANK2_START 0x00000000 #define CFG_BANK2_END 0x00000000 #define CFG_BANK2_ENABLE 0 #define CFG_BANK3_START 0x00000000 #define CFG_BANK3_END 0x00000000 #define CFG_BANK3_ENABLE 0 #define CFG_BANK4_START 0x00000000 #define CFG_BANK4_END 0x00000000 #define CFG_BANK4_ENABLE 0 #define CFG_BANK5_START 0x00000000 #define CFG_BANK5_END 0x00000000 #define CFG_BANK5_ENABLE 0 #define CFG_BANK6_START 0x00000000 #define CFG_BANK6_END 0x00000000 #define CFG_BANK6_ENABLE 0 #define CFG_BANK7_START 0x00000000 #define CFG_BANK7_END 0x00000000 #define CFG_BANK7_ENABLE 0 /* * Memory bank enable bitmask, specifying which of the banks defined above are actually present. MSB is for bank #7, LSB is for bank #0. */ #define CFG_BANK_ENABLE 0x01 #define CFG_ODCR 0xff /* configures line driver impedances, */ /* see 8240 book for bit definitions */ #define CFG_PGMAX 0x32 /* how long the 8240 retains the */ /* currently accessed page in memory */ /* see 8240 book for details */ /* SDRAM 0 - 256MB */ #define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) #define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP) /* stack in DCACHE @ 1GB (no backing mem) */ #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) /* 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 */ /*----------------------------------------------------------------------- * Cache Configuration */ #define CFG_CACHELINE_SIZE 32 /* For MPC8240 CPU */ #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 */