LXR uboot/include/configs/amcc-common.h

   1/*
   2 * (C) Copyright 2008, 2009
   3 * Stefan Roese, DENX Software Engineering, sr@denx.de.
   4 *
   5 * Common configuration options for all AMCC boards
   6 *
   7 * This program is free software; you can redistribute it and/or
   8 * modify it under the terms of the GNU General Public License as
   9 * published by the Free Software Foundation; either version 2 of
  10 * the License, or (at your option) any later version.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 *
  17 * You should have received a copy of the GNU General Public License
  18 * along with this program; if not, write to the Free Software
  19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  20 * MA 02111-1307 USA
  21 */
  22
  23#ifndef __AMCC_COMMON_H
  24#define __AMCC_COMMON_H
  25
  26#define CONFIG_SYS_SDRAM_BASE           0x00000000      /* _must_ be 0          */
  27#define CONFIG_SYS_MONITOR_BASE TEXT_BASE       /* Start of U-Boot      */
  28#define CONFIG_SYS_MONITOR_LEN          (0xFFFFFFFF - CONFIG_SYS_MONITOR_BASE + 1)
  29#define CONFIG_SYS_MALLOC_LEN           (1 << 20)       /* Reserved for malloc  */
  30
  31/*
  32 * UART
  33 */
  34#define CONFIG_BAUDRATE         115200
  35#define CONFIG_SERIAL_MULTI
  36#define CONFIG_SYS_BAUDRATE_TABLE  \
  37    {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
  38
  39/*
  40 * I2C
  41 */
  42#define CONFIG_HARD_I2C                 /* I2C with hardware support    */
  43#define CONFIG_SYS_I2C_SLAVE            0x7F
  44
  45/*
  46 * Ethernet/EMAC/PHY
  47 */
  48#define CONFIG_PPC4xx_EMAC
  49#define CONFIG_MII                      /* MII PHY management           */
  50#define CONFIG_NET_MULTI
  51#define CONFIG_NETCONSOLE               /* include NetConsole support   */
  52#if defined(CONFIG_440)
  53#define CONFIG_SYS_RX_ETH_BUFFER        32      /* number of eth rx buffers     */
  54#else
  55#define CONFIG_SYS_RX_ETH_BUFFER        16      /* number of eth rx buffers     */
  56#endif
  57
  58/*
  59 * Commands
  60 */
  61#include <config_cmd_default.h>
  62
  63#define CONFIG_CMD_ASKENV
  64#if defined(CONFIG_440)
  65#define CONFIG_CMD_CACHE
  66#endif
  67#define CONFIG_CMD_DHCP
  68#define CONFIG_CMD_DIAG
  69#define CONFIG_CMD_EEPROM
  70#define CONFIG_CMD_ELF
  71#define CONFIG_CMD_I2C
  72#define CONFIG_CMD_IRQ
  73#define CONFIG_CMD_MII
  74#define CONFIG_CMD_NET
  75#define CONFIG_CMD_NFS
  76#define CONFIG_CMD_PING
  77#define CONFIG_CMD_REGINFO
  78
  79#if defined(CONFIG_SYS_RAMBOOT)
  80/*
  81 * Disable NOR FLASH commands on RAM-booting version. One main reason for this
  82 * RAM-booting version is boards with NAND and without NOR. This image can
  83 * be used for initial NAND programming.
  84 */
  85#define CONFIG_SYS_NO_FLASH
  86#undef CONFIG_CMD_FLASH
  87#undef CONFIG_CMD_IMLS
  88#endif
  89
  90/*
  91 * Miscellaneous configurable options
  92 */
  93#define CONFIG_BOOTDELAY        5       /* autoboot after 5 seconds     */
  94#define CONFIG_SYS_LONGHELP                     /* undef to save memory         */
  95#define CONFIG_SYS_PROMPT               "=> "   /* Monitor Command Prompt       */
  96#if defined(CONFIG_CMD_KGDB)
  97#define CONFIG_SYS_CBSIZE               1024    /* Console I/O Buffer Size      */
  98#else
  99#define CONFIG_SYS_CBSIZE               256     /* Console I/O Buffer Size      */
 100#endif
 101#define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
 102#define CONFIG_SYS_MAXARGS              16      /* max number of command args   */
 103#define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size  */
 104
 105#define CONFIG_SYS_MEMTEST_START        0x0400000 /* memtest works on           */
 106#define CONFIG_SYS_MEMTEST_END          0x0C00000 /* 4 ... 12 MB in DRAM        */
 107
 108#define CONFIG_SYS_LOAD_ADDR            0x100000  /* default load address       */
 109#define CONFIG_SYS_EXTBDINFO                    /* To use extended board_into (bd_t) */
 110
 111#define CONFIG_SYS_HZ                   1000    /* decrementer freq: 1 ms ticks */
 112
 113#define CONFIG_CMDLINE_EDITING          /* add command line history     */
 114#define CONFIG_AUTO_COMPLETE            /* add autocompletion support   */
 115#define CONFIG_LOOPW                    /* enable loopw command         */
 116#define CONFIG_MX_CYCLIC                /* enable mdc/mwc commands      */
 117#define CONFIG_ZERO_BOOTDELAY_CHECK     /* check for keypress on bootdelay==0 */
 118#define CONFIG_VERSION_VARIABLE         /* include version env variable */
 119#define CONFIG_SYS_CONSOLE_INFO_QUIET           /* don't print console @ startup*/
 120
 121#define CONFIG_SYS_HUSH_PARSER                  /* Use the HUSH parser          */
 122#ifdef  CONFIG_SYS_HUSH_PARSER
 123#define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
 124#endif
 125
 126#define CONFIG_LOADS_ECHO               /* echo on for serial download  */
 127#define CONFIG_SYS_LOADS_BAUD_CHANGE            /* allow baudrate change        */
 128
 129/*
 130 * BOOTP options
 131 */
 132#define CONFIG_BOOTP_BOOTFILESIZE
 133#define CONFIG_BOOTP_BOOTPATH
 134#define CONFIG_BOOTP_GATEWAY
 135#define CONFIG_BOOTP_HOSTNAME
 136#define CONFIG_BOOTP_SUBNETMASK
 137
 138/*
 139 * For booting Linux, the board info and command line data
 140 * have to be in the first 16 MB of memory, since this is
 141 * the maximum mapped by the 40x Linux kernel during initialization.
 142 */
 143#define CONFIG_SYS_BOOTMAPSZ            (16 << 20) /* Initial Memory map for Linux */
 144#define CONFIG_SYS_BOOTM_LEN            (16 << 20) /* Increase max gunzip size */
 145
 146/*
 147 * Internal Definitions
 148 */
 149#if defined(CONFIG_CMD_KGDB)
 150#define CONFIG_KGDB_BAUDRATE    230400  /* speed to run kgdb serial port*/
 151#define CONFIG_KGDB_SER_INDEX   2       /* which serial port to use     */
 152#endif
 153
 154/*
 155 * Pass open firmware flat tree
 156 */
 157#define CONFIG_OF_LIBFDT
 158#define CONFIG_OF_BOARD_SETUP
 159/* Update size in "reg" property of NOR FLASH device tree nodes */
 160#define CONFIG_FDT_FIXUP_NOR_FLASH_SIZE
 161
 162/*
 163 * Booting and default environment
 164 */
 165#define CONFIG_PREBOOT  "echo;" \
 166        "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
 167        "echo"
 168#define CONFIG_BOOTCOMMAND      "run flash_self"
 169
 170/*
 171 * Only very few boards have default console not on ttyS0 (like Taishan)
 172 */
 173#if !defined(CONFIG_USE_TTY)
 174#define CONFIG_USE_TTY  ttyS0
 175#endif
 176
 177/*
 178 * Only very few boards have default netdev not set to eth0 (like Arches)
 179 */
 180#if !defined(CONFIG_USE_NETDEV)
 181#define CONFIG_USE_NETDEV       eth0
 182#endif
 183
 184/*
 185 * Only some 4xx PPC's are equipped with an FPU
 186 */
 187#if defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \
 188    defined(CONFIG_460EX) || defined(CONFIG_460GT)
 189#define CONFIG_AMCC_DEF_ENV_ROOTPATH    "rootpath=/opt/eldk/ppc_4xxFP\0"
 190#else
 191#define CONFIG_AMCC_DEF_ENV_ROOTPATH    "rootpath=/opt/eldk/ppc_4xx\0"
 192#endif
 193
 194/*
 195 * Only some boards need to extend the bootargs by some additional
 196 * parameters (like Makalu)
 197 */
 198#if !defined(CONFIG_ADDMISC)
 199#define CONFIG_ADDMISC  "addmisc=setenv bootargs ${bootargs}\0"
 200#endif
 201
 202#define xstr(s) str(s)
 203#define str(s)  #s
 204
 205/*
 206 * General common environment variables shared on all AMCC eval boards
 207 */
 208#define CONFIG_AMCC_DEF_ENV                                             \
 209        "netdev=" xstr(CONFIG_USE_NETDEV) "\0"                          \
 210        "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
 211                "nfsroot=${serverip}:${rootpath}\0"                     \
 212        "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
 213        "addip=setenv bootargs ${bootargs} "                            \
 214                "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"      \
 215                ":${hostname}:${netdev}:off panic=1\0"                  \
 216        "addtty=setenv bootargs ${bootargs}"                            \
 217                " console=" xstr(CONFIG_USE_TTY) ",${baudrate}\0"       \
 218        CONFIG_ADDMISC                                                  \
 219        "initrd_high=30000000\0"                                        \
 220        "kernel_addr_r=1000000\0"                                       \
 221        "fdt_addr_r=1800000\0"                                          \
 222        "ramdisk_addr_r=1900000\0"                                      \
 223        "hostname=" xstr(CONFIG_HOSTNAME) "\0"                          \
 224        "bootfile=" xstr(CONFIG_HOSTNAME) "/uImage\0"                   \
 225        "ramdisk_file=" xstr(CONFIG_HOSTNAME) "/uRamdisk\0"             \
 226        CONFIG_AMCC_DEF_ENV_ROOTPATH
 227
 228/*
 229 * Default environment for arch/powerpc booting
 230 * for boards that are ported to arch/powerpc
 231 */
 232#define CONFIG_AMCC_DEF_ENV_POWERPC                                     \
 233        "flash_self=run ramargs addip addtty addmisc;"                  \
 234                "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0"    \
 235        "flash_nfs=run nfsargs addip addtty addmisc;"                   \
 236                "bootm ${kernel_addr} - ${fdt_addr}\0"                  \
 237        "net_nfs=tftp ${kernel_addr_r} ${bootfile}; "                   \
 238                "tftp ${fdt_addr_r} ${fdt_file}; "                      \
 239                "run nfsargs addip addtty addmisc;"                     \
 240                "bootm ${kernel_addr_r} - ${fdt_addr_r}\0"              \
 241        "net_self_load=tftp ${kernel_addr_r} ${bootfile};"              \
 242                "tftp ${fdt_addr_r} ${fdt_file};"                       \
 243                "tftp ${ramdisk_addr_r} ${ramdisk_file};\0"             \
 244        "net_self=run net_self_load;"                                   \
 245                "run ramargs addip addtty addmisc;"                     \
 246                "bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0" \
 247        "fdt_file=" xstr(CONFIG_HOSTNAME) "/" xstr(CONFIG_HOSTNAME) ".dtb\0"
 248
 249/*
 250 * Default environment for arch/ppc booting,
 251 * for boards that are not ported to arch/powerpc yet
 252 */
 253#define CONFIG_AMCC_DEF_ENV_PPC                                         \
 254        "flash_self=run ramargs addip addtty addmisc;"                  \
 255                "bootm ${kernel_addr} ${ramdisk_addr}\0"                \
 256        "flash_nfs=run nfsargs addip addtty addmisc;"                   \
 257                "bootm ${kernel_addr}\0"                                \
 258        "net_nfs=tftp ${kernel_addr_r} ${bootfile};"                    \
 259                "run nfsargs addip addtty addmisc;"                     \
 260                "bootm ${kernel_addr_r}\0"
 261
 262/*
 263 * Default environment for arch/ppc booting (old version),
 264 * for boards that are ported to arch/ppc and arch/powerpc
 265 */
 266#define CONFIG_AMCC_DEF_ENV_PPC_OLD                                     \
 267        "flash_self_old=run ramargs addip addtty addmisc;"              \
 268                "bootm ${kernel_addr} ${ramdisk_addr}\0"                \
 269        "flash_nfs_old=run nfsargs addip addtty addmisc;"               \
 270                "bootm ${kernel_addr}\0"                                \
 271        "net_nfs_old=tftp ${kernel_addr_r} ${bootfile};"                \
 272                "run nfsargs addip addtty addmisc;"                     \
 273                "bootm ${kernel_addr_r}\0"
 274
 275#define CONFIG_AMCC_DEF_ENV_NOR_UPD                                     \
 276        "u-boot=" xstr(CONFIG_HOSTNAME) "/u-boot.bin\0"                 \
 277        "load=tftp 200000 ${u-boot}\0"                                  \
 278        "update=protect off " xstr(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;"        \
 279                "era " xstr(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;"               \
 280                "cp.b ${fileaddr} " xstr(CONFIG_SYS_MONITOR_BASE) " ${filesize};" \
 281                "setenv filesize;saveenv\0"                             \
 282        "upd=run load update\0"                                         \
 283
 284#define CONFIG_AMCC_DEF_ENV_NAND_UPD                                    \
 285        "u-boot-nand=" xstr(CONFIG_HOSTNAME) "/u-boot-nand.bin\0"       \
 286        "nload=tftp 200000 ${u-boot-nand}\0"                            \
 287        "nupdate=nand erase 0 100000;nand write 200000 0 100000;"       \
 288                "setenv filesize;saveenv\0"                             \
 289        "nupd=run nload nupdate\0"
 290
 291#endif /* __AMCC_COMMON_H */
 292