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Diffstat (limited to 'include/configs/AP1000.h')
| -rw-r--r-- | include/configs/AP1000.h | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/include/configs/AP1000.h b/include/configs/AP1000.h new file mode 100644 index 0000000..ba4b1a2 --- /dev/null +++ b/include/configs/AP1000.h @@ -0,0 +1,249 @@ +/* + * AMIRIX.h: AMIRIX specific config options + * + * Author : Frank Smith (smith at amirix dot com) + * + * 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) + */ + +#undef DEBUG + +#define CONFIG_405 1 /* This is a PPC405 CPU */ +#define CONFIG_4xx 1 /* ...member of PPC4xx family */ + +#define CONFIG_AP1000 1 /* ...on an AP1000 board */ + +#define CONFIG_PCI 1 + +#define CFG_HUSH_PARSER 1 /* use "hush" command parser */ +#define CFG_PROMPT "0> " +#define CFG_PROMPT_HUSH_PS2 "> " + +#define CONFIG_COMMAND_EDIT 1 +#define CONFIG_COMMAND_HISTORY 1 +#define CONFIG_COMPLETE_ADDRESSES 1 + +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_FLASH_USE_BUFFER_WRITE + +#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 57600 +#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ + +#define CONFIG_BOOTCOMMAND "" /* autoboot command */ + +/* 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. + */ +#undef CONFIG_SERIAL_SOFTWARE_FIFO + +#define CONFIG_BOOTARGS "console=ttyS0,57600" + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ + CFG_CMD_ASKENV | \ + CFG_CMD_DHCP | \ + CFG_CMD_ELF | \ + CFG_CMD_IRQ | \ + CFG_CMD_MVENV | \ + CFG_CMD_PCI | \ + CFG_CMD_PING \ + ) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +#define CONFIG_SYS_CLK_FREQ 30000000 + +#define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */ + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ +#else +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#endif +/* usually: (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) */ +#define CFG_PBSIZE (CFG_CBSIZE+4+16) /* Print Buffer Size */ +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#define CFG_ALT_MEMTEST 1 +#define CFG_MEMTEST_START 0x00400000 /* memtest works on */ +#define CFG_MEMTEST_END 0x01000000 /* 4 ... 16 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_NS16550_CLK 40000000 +#define CFG_DUART_CHAN 0 +#define CFG_NS16550_COM1 (0x4C000000 + 0x1000) +#define CFG_NS16550_COM2 (0x4C800000 + 0x1000) +#define CFG_NS16550_REG_SIZE 4 +#define CFG_NS16550 1 +#define CFG_INIT_CHAN1 1 +#define CFG_INIT_CHAN2 0 + +/* 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 0x00200000 /* 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 0x20000000 +#define CFG_MONITOR_BASE TEXT_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_FLASH_CFI 1 +#define CFG_PROGFLASH_BASE CFG_FLASH_BASE +#define CFG_CONFFLASH_BASE 0x24000000 + +#define CFG_MAX_FLASH_BANKS 2 /* 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) */ + +#define CFG_FLASH_PROTECTION 1 /* use hardware protection */ + +/* BEG ENVIRONNEMENT FLASH */ +#ifdef CFG_ENV_IS_IN_FLASH +#define CFG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */ +#define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */ +#define CFG_ENV_SECT_SIZE 0x20000 /* 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 16384 +#define CFG_CACHELINE_SIZE 32 +#if (CONFIG_COMMANDS & CFG_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 0x400000 /* 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 (CONFIG_COMMANDS & CFG_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 stuff */ + +#define CFG_JFFS2_FIRST_BANK 0 +#define CFG_JFFS2_NUM_BANKS 1 +#define CFG_JFFS2_FIRST_SECTOR 1 + +#define CONFIG_NET_MULTI +#define CONFIG_E1000 + +#define CFG_ETH_DEV_FN 0x0800 +#define CFG_ETH_IOBASE 0x31000000 +#define CFG_ETH_MEMBASE 0x32000000 + +#endif /* __CONFIG_H */ |