include/configs/amcc-common.h

   1 /*
   2  * (C) Copyright 2008
   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_MII                      /* MII PHY management           */
  49 #define CONFIG_NET_MULTI
  50 #define CONFIG_NETCONSOLE               /* include NetConsole support   */
  51 #if defined(CONFIG_440)
  52 #define CONFIG_SYS_RX_ETH_BUFFER        32      /* number of eth rx buffers     */
  53 #else
  54 #define CONFIG_SYS_RX_ETH_BUFFER        16      /* number of eth rx buffers     */
  55 #endif
  56
  57 /*
  58  * Commands
  59  */
  60 #include <config_cmd_default.h>
  61
  62 #define CONFIG_CMD_ASKENV
  63 #if defined(CONFIG_440)
  64 #define CONFIG_CMD_CACHE
  65 #endif
  66 #define CONFIG_CMD_DHCP
  67 #define CONFIG_CMD_DIAG
  68 #define CONFIG_CMD_EEPROM
  69 #define CONFIG_CMD_ELF
  70 #define CONFIG_CMD_I2C
  71 #define CONFIG_CMD_IRQ
  72 #define CONFIG_CMD_MII
  73 #define CONFIG_CMD_NET
  74 #define CONFIG_CMD_NFS
  75 #define CONFIG_CMD_PING
  76 #define CONFIG_CMD_REGINFO
  77
  78 /*
  79  * Miscellaneous configurable options
  80  */
  81 #define CONFIG_BOOTDELAY        5       /* autoboot after 5 seconds     */
  82 #define CONFIG_SYS_LONGHELP                     /* undef to save memory         */
  83 #define CONFIG_SYS_PROMPT               "=> "   /* Monitor Command Prompt       */
  84 #if defined(CONFIG_CMD_KGDB)
  85 #define CONFIG_SYS_CBSIZE               1024    /* Console I/O Buffer Size      */
  86 #else
  87 #define CONFIG_SYS_CBSIZE               256     /* Console I/O Buffer Size      */
  88 #endif
  89 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
  90 #define CONFIG_SYS_MAXARGS              16      /* max number of command args   */
  91 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size  */
  92
  93 #define CONFIG_SYS_MEMTEST_START        0x0400000 /* memtest works on           */
  94 #define CONFIG_SYS_MEMTEST_END          0x0C00000 /* 4 ... 12 MB in DRAM        */
  95
  96 #define CONFIG_SYS_LOAD_ADDR            0x100000  /* default load address       */
  97 #define CONFIG_SYS_EXTBDINFO                    /* To use extended board_into (bd_t) */
  98
  99 #define CONFIG_SYS_HZ                   1000    /* decrementer freq: 1 ms ticks */
 100
 101 #define CONFIG_CMDLINE_EDITING          /* add command line history     */
 102 #define CONFIG_AUTO_COMPLETE            /* add autocompletion support   */
 103 #define CONFIG_LOOPW                    /* enable loopw command         */
 104 #define CONFIG_MX_CYCLIC                /* enable mdc/mwc commands      */
 105 #define CONFIG_ZERO_BOOTDELAY_CHECK     /* check for keypress on bootdelay==0 */
 106 #define CONFIG_VERSION_VARIABLE         /* include version env variable */
 107 #define CONFIG_SYS_CONSOLE_INFO_QUIET           /* don't print console @ startup*/
 108
 109 #define CONFIG_SYS_HUSH_PARSER                  /* Use the HUSH parser          */
 110 #ifdef  CONFIG_SYS_HUSH_PARSER
 111 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
 112 #endif
 113
 114 #define CONFIG_LOADS_ECHO               /* echo on for serial download  */
 115 #define CONFIG_SYS_LOADS_BAUD_CHANGE            /* allow baudrate change        */
 116
 117 /*
 118  * BOOTP options
 119  */
 120 #define CONFIG_BOOTP_BOOTFILESIZE
 121 #define CONFIG_BOOTP_BOOTPATH
 122 #define CONFIG_BOOTP_GATEWAY
 123 #define CONFIG_BOOTP_HOSTNAME
 124 #define CONFIG_BOOTP_SUBNETMASK
 125
 126 /*
 127  * For booting Linux, the board info and command line data
 128  * have to be in the first 8 MB of memory, since this is
 129  * the maximum mapped by the Linux kernel during initialization.
 130  */
 131 #define CONFIG_SYS_BOOTMAPSZ            (8 << 20) /* Initial Memory map for Linux */
 132
 133 /*
 134  * Internal Definitions
 135  */
 136 #if defined(CONFIG_CMD_KGDB)
 137 #define CONFIG_KGDB_BAUDRATE    230400  /* speed to run kgdb serial port*/
 138 #define CONFIG_KGDB_SER_INDEX   2       /* which serial port to use     */
 139 #endif
 140
 141 /*
 142  * Pass open firmware flat tree
 143  */
 144 #define CONFIG_OF_LIBFDT
 145 #define CONFIG_OF_BOARD_SETUP
 146
 147 /*
 148  * Booting and default environment
 149  */
 150 #define CONFIG_PREBOOT  "echo;" \
 151         "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
 152         "echo"
 153 #define CONFIG_BOOTCOMMAND      "run flash_self"
 154
 155 /*
 156  * Only very few boards have default console not on ttyS0 (like Taishan)
 157  */
 158 #if !defined(CONFIG_USE_TTY)
 159 #define CONFIG_USE_TTY  ttyS0
 160 #endif
 161
 162 /*
 163  * Only some 4xx PPC's are equipped with an FPU
 164  */
 165 #if defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \
 166     defined(CONFIG_460EX) || defined(CONFIG_460GT)
 167 #define CONFIG_AMCC_DEF_ENV_ROOTPATH    "rootpath=/opt/eldk/ppc_4xxFP\0"
 168 #else
 169 #define CONFIG_AMCC_DEF_ENV_ROOTPATH    "rootpath=/opt/eldk/ppc_4xx\0"
 170 #endif
 171
 172 /*
 173  * Only some boards need to extend the bootargs by some additional
 174  * parameters (like Makalu)
 175  */
 176 #if !defined(CONFIG_ADDMISC)
 177 #define CONFIG_ADDMISC  "addmisc=setenv bootargs ${bootargs}\0"
 178 #endif
 179
 180 #define xstr(s) str(s)
 181 #define str(s)  #s
 182
 183 /*
 184  * General common environment variables shared on all AMCC eval boards
 185  */
 186 #define CONFIG_AMCC_DEF_ENV                                             \
 187         "netdev=eth0\0"                                                 \
 188         "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
 189                 "nfsroot=${serverip}:${rootpath}\0"                     \
 190         "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
 191         "addip=setenv bootargs ${bootargs} "                            \
 192                 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"      \
 193                 ":${hostname}:${netdev}:off panic=1\0"                  \
 194         "addtty=setenv bootargs ${bootargs}"                            \
 195                 " console=" xstr(CONFIG_USE_TTY) ",${baudrate}\0"       \
 196         CONFIG_ADDMISC                                                  \
 197         "initrd_high=30000000\0"                                        \
 198         "kernel_addr_r=400000\0"                                        \
 199         "fdt_addr_r=800000\0"                                           \
 200         "hostname=" xstr(CONFIG_HOSTNAME) "\0"                          \
 201         "bootfile=" xstr(CONFIG_HOSTNAME) "/uImage\0"                   \
 202         CONFIG_AMCC_DEF_ENV_ROOTPATH
 203
 204 /*
 205  * Default environment for arch/powerpc booting
 206  * for boards that are ported to arch/powerpc
 207  */
 208 #define CONFIG_AMCC_DEF_ENV_POWERPC                                     \
 209         "flash_self=run ramargs addip addtty addmisc;"                  \
 210                 "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0"    \
 211         "flash_nfs=run nfsargs addip addtty addmisc;"                   \
 212                 "bootm ${kernel_addr} - ${fdt_addr}\0"                  \
 213         "net_nfs=tftp ${kernel_addr_r} ${bootfile}; "                   \
 214                 "tftp ${fdt_addr_r} ${fdt_file}; "                      \
 215                 "run nfsargs addip addtty addmisc;"                     \
 216                 "bootm ${kernel_addr_r} - ${fdt_addr_r}\0"              \
 217         "fdt_file=" xstr(CONFIG_HOSTNAME) "/" xstr(CONFIG_HOSTNAME) ".dtb\0"
 218
 219 /*
 220  * Default environment for arch/ppc booting,
 221  * for boards that are not ported to arch/powerpc yet
 222  */
 223 #define CONFIG_AMCC_DEF_ENV_PPC                                         \
 224         "flash_self=run ramargs addip addtty addmisc;"                  \
 225                 "bootm ${kernel_addr} ${ramdisk_addr}\0"                \
 226         "flash_nfs=run nfsargs addip addtty addmisc;"                   \
 227                 "bootm ${kernel_addr}\0"                                \
 228         "net_nfs=tftp ${kernel_addr_r} ${bootfile};"                    \
 229                 "run nfsargs addip addtty addmisc;"                     \
 230                 "bootm ${kernel_addr_r}\0"
 231
 232 /*
 233  * Default environment for arch/ppc booting (old version),
 234  * for boards that are ported to arch/ppc and arch/powerpc
 235  */
 236 #define CONFIG_AMCC_DEF_ENV_PPC_OLD                                     \
 237         "flash_self_old=run ramargs addip addtty addmisc;"              \
 238                 "bootm ${kernel_addr} ${ramdisk_addr}\0"                \
 239         "flash_nfs_old=run nfsargs addip addtty addmisc;"               \
 240                 "bootm ${kernel_addr}\0"                                \
 241         "net_nfs_old=tftp ${kernel_addr_r} ${bootfile};"                \
 242                 "run nfsargs addip addtty addmisc;"                     \
 243                 "bootm ${kernel_addr_r}\0"
 244
 245 #define CONFIG_AMCC_DEF_ENV_NOR_UPD                                     \
 246         "load=tftp 200000 " xstr(CONFIG_HOSTNAME) "/u-boot.bin\0"       \
 247         "update=protect off " xstr(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;"        \
 248                 "era " xstr(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;"               \
 249                 "cp.b ${fileaddr} " xstr(CONFIG_SYS_MONITOR_BASE) " ${filesize};" \
 250                 "setenv filesize;saveenv\0"                             \
 251         "upd=run load update\0"                                         \
 252
 253 #define CONFIG_AMCC_DEF_ENV_NAND_UPD                                    \
 254         "nload=tftp 200000 " xstr(CONFIG_HOSTNAME) "/u-boot-nand.bin\0" \
 255         "nupdate=nand erase 0 100000;nand write 200000 0 100000;"       \
 256                 "setenv filesize;saveenv\0"                             \
 257         "nupd=run nload nupdate\0"
 258
 259 #endif /* __AMCC_COMMON_H */