| /* |
| * ML2.h: ML2 specific config options |
| * |
| * Copyright 2002 Mind NV |
| * |
| * http://www.mind.be/ |
| * |
| * Author : Peter De Schrijver (p2@mind.be) |
| * |
| * Derived from : other configuration header files in this tree |
| * |
| * This software may be used and distributed according to the terms of |
| * the GNU General Public License (GPL) version 2, incorporated herein by |
| * reference. Drivers based on or derived from this code fall under the GPL |
| * and must retain the authorship, copyright and this license notice. This |
| * file is not a complete program and may only be used when the entire |
| * program is licensed under the GPL. |
| * |
| */ |
| |
| #ifndef __CONFIG_H |
| #define __CONFIG_H |
| |
| /* |
| * High Level Configuration Options |
| * (easy to change) |
| */ |
| |
| #define CONFIG_405 1 /* This is a PPC405 CPU */ |
| #define CONFIG_4xx 1 /* ...member of PPC4xx family */ |
| #define CONFIG_ML2 1 /* ...on a ML2 board */ |
| |
| |
| #define CFG_ENV_IS_IN_FLASH 1 |
| |
| #ifdef CFG_ENV_IS_IN_NVRAM |
| #undef CFG_ENV_IS_IN_FLASH |
| #else |
| #ifdef CFG_ENV_IS_IN_FLASH |
| #undef CFG_ENV_IS_IN_NVRAM |
| #endif |
| #endif |
| |
| #define CONFIG_BAUDRATE 9600 |
| #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ |
| |
| #if 1 |
| #define CONFIG_BOOTCOMMAND "bootm" /* autoboot command */ |
| #else |
| #define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */ |
| #endif |
| |
| #define CONFIG_PREBOOT "fsload 0x00100000 /boot/image" |
| |
| /* Size (bytes) of interrupt driven serial port buffer. |
| * Set to 0 to use polling instead of interrupts. |
| * Setting to 0 will also disable RTS/CTS handshaking. |
| */ |
| #if 0 |
| #define CONFIG_SERIAL_SOFTWARE_FIFO 4000 |
| #else |
| #undef CONFIG_SERIAL_SOFTWARE_FIFO |
| #endif |
| |
| #if 0 |
| #define CONFIG_BOOTARGS "root=/dev/nfs " \ |
| "ip=192.168.2.176:192.168.2.190:192.168.2.79:255.255.255.0 " \ |
| "nfsroot=192.168.2.190:/home/stefan/cpci405/target_ftest4" |
| #else |
| #define CONFIG_BOOTARGS "root=/dev/mtdblock2 " \ |
| "console=ttyS0 console=tty" |
| |
| #endif |
| |
| #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ |
| #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ |
| |
| |
| /* |
| * 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_KGDB |
| #define CONFIG_CMD_BEDBUG |
| #define CONFIG_CMD_ELF |
| #define CONFIG_CMD_JFFS2 |
| |
| #undef CONFIG_CMD_NET |
| #undef CONFIG_CMD_RTC |
| #undef CONFIG_CMD_PCI |
| #undef CONFIG_CMD_I2C |
| |
| |
| #undef CONFIG_WATCHDOG /* watchdog disabled */ |
| |
| #define CONFIG_SYS_CLK_FREQ 50000000 |
| |
| #define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */ |
| |
| /* |
| * 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 */ |
| |
| /* |
| * If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1. |
| * If CFG_405_UART_ERRATA_59, then UART divisor is 31. |
| * Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value. |
| * The Linux BASE_BAUD define should match this configuration. |
| * baseBaud = cpuClock/(uartDivisor*16) |
| * If CFG_405_UART_ERRATA_59 and 200MHz CPU clock, |
| * set Linux BASE_BAUD to 403200. |
| */ |
| #undef CFG_EXT_SERIAL_CLOCK /* external serial clock */ |
| #undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */ |
| |
| #define CFG_BASE_BAUD (3125000*16) |
| #define CFG_NS16550_CLK CFG_BASE_BAUD |
| #define CFG_DUART_CHAN 0 |
| #define CFG_NS16550_COM1 0xa0001003 |
| #define CFG_NS16550_COM2 0xa0011003 |
| #define CFG_NS16550_REG_SIZE -4 |
| #define CFG_NS16550 1 |
| #define CFG_INIT_CHAN1 1 |
| #define CFG_INIT_CHAN2 1 |
| |
| /* The following table includes the supported baudrates */ |
| #define CFG_BAUDRATE_TABLE \ |
| {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} |
| |
| #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 */ |
| |
| |
| /*----------------------------------------------------------------------- |
| * 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_FLASH_BASE 0x18000000 |
| #define CFG_MONITOR_BASE CFG_FLASH_BASE |
| #define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */ |
| #define CFG_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 CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
| /*----------------------------------------------------------------------- |
| * FLASH organization |
| */ |
| #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ |
| #define CFG_MAX_FLASH_SECT 256 /* 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) */ |
| |
| /* BEG ENVIRONNEMENT FLASH */ |
| #ifdef CFG_ENV_IS_IN_FLASH |
| #define CFG_ENV_OFFSET 0x00050000 /* Offset of Environment Sector */ |
| #define CFG_ENV_SIZE 0x10000 /* Total Size of Environment Sector */ |
| #define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sector total size */ |
| #endif |
| /* END ENVIRONNEMENT FLASH */ |
| /*----------------------------------------------------------------------- |
| * NVRAM organization |
| */ |
| #define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */ |
| #define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */ |
| |
| #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) /* Env */ |
| #endif |
| /*----------------------------------------------------------------------- |
| * 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 |
| |
| /* |
| * Init Memory Controller: |
| * |
| * BR0/1 and OR0/1 (FLASH) |
| */ |
| |
| #define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */ |
| #define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */ |
| |
| |
| /* Configuration Port location */ |
| #define CONFIG_PORT_ADDR 0xF0000500 |
| |
| /*----------------------------------------------------------------------- |
| * Definitions for initial stack pointer and data area (in DPRAM) |
| */ |
| |
| #define CFG_INIT_RAM_ADDR 0x800000 /* inside of SDRAM */ |
| #define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */ |
| #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ |
| #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) |
| #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET |
| |
| /*----------------------------------------------------------------------- |
| * Definitions for Serial Presence Detect EEPROM address |
| * (to get SDRAM settings) |
| */ |
| #define SPD_EEPROM_ADDRESS 0x50 |
| |
| /* |
| * 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 |
| |
| /* |
| * JFFS2 partitions |
| * |
| */ |
| /* No command line, one static partition, whole device */ |
| #undef CONFIG_JFFS2_CMDLINE |
| #define CONFIG_JFFS2_DEV "nor0" |
| #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF |
| #define CONFIG_JFFS2_PART_OFFSET 0x00080000 |
| |
| /* mtdparts command line support */ |
| /* Note: fake mtd_id used, no linux mtd map file */ |
| /* |
| #define CONFIG_JFFS2_CMDLINE |
| #define MTDIDS_DEFAULT "nor0=ml2-0" |
| #define MTDPARTS_DEFAULT "mtdparts=ml2-0:-@512k(jffs2)" |
| */ |
| |
| #endif /* __CONFIG_H */ |