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| -rw-r--r-- | include/configs/amcc-common.h | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/include/configs/amcc-common.h b/include/configs/amcc-common.h new file mode 100644 index 0000000..1f27d78 --- /dev/null +++ b/include/configs/amcc-common.h @@ -0,0 +1,259 @@ +/* + * (C) Copyright 2008 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * Common configuration options for all AMCC boards + * + * 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 + */ + +#ifndef __AMCC_COMMON_H +#define __AMCC_COMMON_H + +#define CFG_SDRAM_BASE 0x00000000 /* _must_ be 0 */ +#define CFG_MONITOR_BASE TEXT_BASE /* Start of U-Boot */ +#define CFG_MONITOR_LEN (0xFFFFFFFF - CFG_MONITOR_BASE + 1) +#define CFG_MALLOC_LEN (1 << 20) /* Reserved for malloc */ + +/* + * UART + */ +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SERIAL_MULTI +#define CFG_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} + +/* + * I2C + */ +#define CONFIG_HARD_I2C /* I2C with hardware support */ +#define CFG_I2C_SLAVE 0x7F + +/* + * Ethernet/EMAC/PHY + */ +#define CONFIG_MII /* MII PHY management */ +#define CONFIG_NET_MULTI +#define CONFIG_NETCONSOLE /* include NetConsole support */ +#if defined(CONFIG_440) +#define CFG_RX_ETH_BUFFER 32 /* number of eth rx buffers */ +#else +#define CFG_RX_ETH_BUFFER 16 /* number of eth rx buffers */ +#endif + +/* + * Commands + */ +#include <config_cmd_default.h> + +#define CONFIG_CMD_ASKENV +#if defined(CONFIG_440) +#define CONFIG_CMD_CACHE +#endif +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_DIAG +#define CONFIG_CMD_EEPROM +#define CONFIG_CMD_ELF +#define CONFIG_CMD_I2C +#define CONFIG_CMD_IRQ +#define CONFIG_CMD_MII +#define CONFIG_CMD_NET +#define CONFIG_CMD_NFS +#define CONFIG_CMD_PING +#define CONFIG_CMD_REGINFO + +/* + * Miscellaneous configurable options + */ +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ +#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) +#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 /* To use extended board_into (bd_t) */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CONFIG_CMDLINE_EDITING /* add command line history */ +#define CONFIG_AUTO_COMPLETE /* add autocompletion support */ +#define CONFIG_LOOPW /* enable loopw command */ +#define CONFIG_MX_CYCLIC /* enable mdc/mwc commands */ +#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ +#define CONFIG_VERSION_VARIABLE /* include version env variable */ +#define CFG_CONSOLE_INFO_QUIET /* don't print console @ startup*/ + +#define CFG_HUSH_PARSER /* Use the HUSH parser */ +#ifdef CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " +#endif + +#define CONFIG_LOADS_ECHO /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE /* allow baudrate change */ + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_BOOTFILESIZE +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME +#define CONFIG_BOOTP_SUBNETMASK + +/* + * 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 */ + +/* + * Internal Definitions + */ +#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 + +/* + * Pass open firmware flat tree + */ +#define CONFIG_OF_LIBFDT +#define CONFIG_OF_BOARD_SETUP + +/* + * Booting and default environment + */ +#define CONFIG_PREBOOT "echo;" \ + "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \ + "echo" +#define CONFIG_BOOTCOMMAND "run flash_self" + +/* + * Only very few boards have default console not on ttyS0 (like Taishan) + */ +#if !defined(CONFIG_USE_TTY) +#define CONFIG_USE_TTY ttyS0 +#endif + +/* + * Only some 4xx PPC's are equipped with an FPU + */ +#if defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \ + defined(CONFIG_460EX) || defined(CONFIG_460GT) +#define CONFIG_AMCC_DEF_ENV_ROOTPATH "rootpath=/opt/eldk/ppc_4xxFP\0" +#else +#define CONFIG_AMCC_DEF_ENV_ROOTPATH "rootpath=/opt/eldk/ppc_4xx\0" +#endif + +/* + * Only some boards need to extend the bootargs by some additional + * parameters (like Makalu) + */ +#if !defined(CONFIG_ADDMISC) +#define CONFIG_ADDMISC "addmisc=setenv bootargs ${bootargs}\0" +#endif + +#define xstr(s) str(s) +#define str(s) #s + +/* + * General common environment variables shared on all AMCC eval boards + */ +#define CONFIG_AMCC_DEF_ENV \ + "netdev=eth0\0" \ + "nfsargs=setenv bootargs root=/dev/nfs rw " \ + "nfsroot=${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 ${bootargs}" \ + " console=" xstr(CONFIG_USE_TTY) ",${baudrate}\0" \ + CONFIG_ADDMISC \ + "initrd_high=30000000\0" \ + "kernel_addr_r=400000\0" \ + "fdt_addr_r=800000\0" \ + "hostname=" xstr(CONFIG_HOSTNAME) "\0" \ + "bootfile=" xstr(CONFIG_HOSTNAME) "/uImage\0" \ + CONFIG_AMCC_DEF_ENV_ROOTPATH + +/* + * Default environment for arch/powerpc booting + * for boards that are ported to arch/powerpc + */ +#define CONFIG_AMCC_DEF_ENV_POWERPC \ + "flash_self=run ramargs addip addtty addmisc;" \ + "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \ + "flash_nfs=run nfsargs addip addtty addmisc;" \ + "bootm ${kernel_addr} - ${fdt_addr}\0" \ + "net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \ + "tftp ${fdt_addr_r} ${fdt_file}; " \ + "run nfsargs addip addtty addmisc;" \ + "bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \ + "fdt_file=" xstr(CONFIG_HOSTNAME) "/" xstr(CONFIG_HOSTNAME) ".dtb\0" + +/* + * Default environment for arch/ppc booting, + * for boards that are not ported to arch/powerpc yet + */ +#define CONFIG_AMCC_DEF_ENV_PPC \ + "flash_self=run ramargs addip addtty addmisc;" \ + "bootm ${kernel_addr} ${ramdisk_addr}\0" \ + "flash_nfs=run nfsargs addip addtty addmisc;" \ + "bootm ${kernel_addr}\0" \ + "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \ + "run nfsargs addip addtty addmisc;" \ + "bootm ${kernel_addr_r}\0" + +/* + * Default environment for arch/ppc booting (old version), + * for boards that are ported to arch/ppc and arch/powerpc + */ +#define CONFIG_AMCC_DEF_ENV_PPC_OLD \ + "flash_self_old=run ramargs addip addtty addmisc;" \ + "bootm ${kernel_addr} ${ramdisk_addr}\0" \ + "flash_nfs_old=run nfsargs addip addtty addmisc;" \ + "bootm ${kernel_addr}\0" \ + "net_nfs_old=tftp ${kernel_addr_r} ${bootfile};" \ + "run nfsargs addip addtty addmisc;" \ + "bootm ${kernel_addr_r}\0" + +#define CONFIG_AMCC_DEF_ENV_NOR_UPD \ + "load=tftp 200000 " xstr(CONFIG_HOSTNAME) "/u-boot.bin\0" \ + "update=protect off " xstr(CFG_MONITOR_BASE) " FFFFFFFF;" \ + "era " xstr(CFG_MONITOR_BASE) " FFFFFFFF;" \ + "cp.b ${fileaddr} " xstr(CFG_MONITOR_BASE) " ${filesize};" \ + "setenv filesize;saveenv\0" \ + "upd=run load update\0" \ + +#define CONFIG_AMCC_DEF_ENV_NAND_UPD \ + "nload=tftp 200000 " xstr(CONFIG_HOSTNAME) "/u-boot-nand.bin\0" \ + "nupdate=nand erase 0 100000;nand write 200000 0 100000;" \ + "setenv filesize;saveenv\0" \ + "nupd=run nload nupdate\0" + +#endif /* __AMCC_COMMON_H */ |