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Diffstat (limited to 'u-boot/include/configs/CANBT.h')
| -rw-r--r-- | u-boot/include/configs/CANBT.h | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/u-boot/include/configs/CANBT.h b/u-boot/include/configs/CANBT.h new file mode 100644 index 0000000..be9238e --- /dev/null +++ b/u-boot/include/configs/CANBT.h @@ -0,0 +1,230 @@ +/* + * (C) Copyright 2001 + * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.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.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_405CR 1 /* This is a PPC405CR CPU */ +#define CONFIG_4xx 1 /* ...member of PPC4xx family */ +#define CONFIG_CANBT 1 /* ...on a CANBT board */ + +#define CONFIG_SYS_TEXT_BASE 0xFFFC0000 + +#define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */ + +#define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */ + +#define CONFIG_BAUDRATE 115200 +#define CONFIG_BOOTDELAY 1 /* autoboot after 1 seconds */ + +#undef CONFIG_BOOTARGS +#define CONFIG_BOOTCOMMAND \ + "setenv bootargs root=/dev/ram rw console=ttyS0,115200; " \ + "bootm ffe00000 ffe80000" + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +#undef CONFIG_PCI_PNP /* no pci plug-and-play */ + +#define CONFIG_PHY_ADDR 0 /* PHY address */ + + +/* + * 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_IRQ +#define CONFIG_CMD_EEPROM + +#undef CONFIG_CMD_NET +#undef CONFIG_CMD_NFS + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ + +/* + * Miscellaneous configurable options + */ +#define CONFIG_SYS_LONGHELP /* undef to save memory */ +#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ +#if defined(CONFIG_CMD_KGDB) +#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ +#else +#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ +#endif +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ +#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ + +#define CONFIG_SYS_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/ + +#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */ +#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +#define CONFIG_CONS_INDEX 1 /* Use UART0 */ +#define CONFIG_SYS_NS16550 +#define CONFIG_SYS_NS16550_SERIAL +#define CONFIG_SYS_NS16550_REG_SIZE 1 +#define CONFIG_SYS_NS16550_CLK get_serial_clock() + +#define CONFIG_SYS_EXT_SERIAL_CLOCK 14745600 /* use external serial clock */ + +/* The following table includes the supported baudrates */ +#define CONFIG_SYS_BAUDRATE_TABLE \ + { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \ + 57600, 115200, 230400, 460800, 921600 } + +#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ +#define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */ + +#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 + */ +#define CONFIG_SYS_SDRAM_BASE 0x00000000 +#define CONFIG_SYS_FLASH_BASE CONFIG_SYS_MONITOR_BASE +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE +#define CONFIG_SYS_MONITOR_LEN (~(CONFIG_SYS_TEXT_BASE) + 1) +#define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* 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 CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ +/*----------------------------------------------------------------------- + * FLASH organization + */ +#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ + +#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + +#define CONFIG_SYS_FLASH_WORD_SIZE unsigned short /* flash word size (width) */ +#define CONFIG_SYS_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */ +#define CONFIG_SYS_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */ +/* + * The following defines are added for buggy IOP480 byte interface. + * All other boards should use the standard values (CPCI405 etc.) + */ +#define CONFIG_SYS_FLASH_READ0 0x0000 /* 0 is standard */ +#define CONFIG_SYS_FLASH_READ1 0x0001 /* 1 is standard */ +#define CONFIG_SYS_FLASH_READ2 0x0002 /* 2 is standard */ + +#define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ + +#if 0 /* Use FLASH for environment variables */ + +#define CONFIG_ENV_IS_IN_FLASH 1 +#define CONFIG_ENV_OFFSET 0x00010000 /* Offset of Environment Sector */ +#define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */ + +#define CONFIG_ENV_SECT_SIZE 0x10000 /* see README - env sector total size */ + +#else /* Use EEPROM for environment variables */ + +#define CONFIG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */ +#define CONFIG_ENV_OFFSET 0x000 /* environment starts at the beginning of the EEPROM */ +#define CONFIG_ENV_SIZE 0x400 /* 1024 bytes may be used for env vars */ + /* total size of a CAT24WC08 is 1024 bytes */ +#endif + +/*----------------------------------------------------------------------- + * I2C EEPROM (CAT24WC08) for environment + */ +#define CONFIG_HARD_I2C /* I2C with hardware support */ +#define CONFIG_PPC4XX_I2C /* use PPC4xx driver */ +#define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CONFIG_SYS_I2C_SLAVE 0x7F + +#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */ +#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */ +/* mask of address bits that overflow into the "EEPROM chip address" */ +#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07 + +/* + * Init Memory Controller: + * + * BR0/1 and OR0/1 (FLASH) + */ + +#define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */ +#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */ + +/*----------------------------------------------------------------------- + * External Bus Controller (EBC) Setup + */ + +/* Memory Bank 0 (Flash Bank 0) initialization */ +#define CONFIG_SYS_EBC_PB0AP 0x92015480 +#define CONFIG_SYS_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */ + +/* Memory Bank 1 (CAN/USB) initialization */ +#define CONFIG_SYS_EBC_PB1AP 0x010053C0 /* enable Ready, BEM=1 */ +#define CONFIG_SYS_EBC_PB1CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ + +/* Memory Bank 2 (Misc-IO/LEDs) initialization */ +#define CONFIG_SYS_EBC_PB2AP 0x000004c0 /* no Ready, BEM=1 */ +#define CONFIG_SYS_EBC_PB2CR 0xF0118000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=8bit */ + +/* Memory Bank 3 (CAN Features) initialization */ +#define CONFIG_SYS_EBC_PB3AP 0x80000040 /* no Ready, BEM=1 */ +#define CONFIG_SYS_EBC_PB3CR 0xF021C000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=32bit */ + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in RAM) + */ +#define CONFIG_SYS_INIT_RAM_ADDR 0x00ef0000 /* inside of SDRAM */ +#define CONFIG_SYS_INIT_RAM_SIZE 0x0f00 /* Size of used area in RAM */ +#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) +#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET + +#endif /* __CONFIG_H */ |