include/configs/versatile.h

   1 /*
   2  * (C) Copyright 2003
   3  * Texas Instruments.
   4  * Kshitij Gupta <kshitij@ti.com>
   5  * Configuation settings for the TI OMAP Innovator board.
   6  *
   7  * (C) Copyright 2004
   8  * ARM Ltd.
   9  * Philippe Robin, <philippe.robin@arm.com>
  10  * Configuration for Versatile PB.
  11  *
  12  * See file CREDITS for list of people who contributed to this
  13  * project.
  14  *
  15  * This program is free software; you can redistribute it and/or
  16  * modify it under the terms of the GNU General Public License as
  17  * published by the Free Software Foundation; either version 2 of
  18  * the License, or (at your option) any later version.
  19  *
  20  * This program is distributed in the hope that it will be useful,
  21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23  * GNU General Public License for more details.
  24  *
  25  * You should have received a copy of the GNU General Public License
  26  * along with this program; if not, write to the Free Software
  27  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  28  * MA 02111-1307 USA
  29  */
  30
  31 #ifndef __CONFIG_H
  32 #define __CONFIG_H
  33
  34 /*
  35  * High Level Configuration Options
  36  * (easy to change)
  37  */
  38 #define CONFIG_ARM926EJS        1       /* This is an arm926ejs CPU core */
  39 #define CONFIG_VERSATILE        1       /* in Versatile Platform Board  */
  40 #define CONFIG_ARCH_VERSATILE   1       /* Specifically, a Versatile    */
  41
  42 #ifndef CONFIG_ARCH_VERSATILE_AB        /* AB                           */
  43 #define CONFIG_ARCH_VERSATILE_PB        /* Versatile PB is default      */
  44 #endif
  45
  46 #define CONFIG_SYS_MEMTEST_START        0x100000
  47 #define CONFIG_SYS_MEMTEST_END          0x10000000
  48 #define CONFIG_SYS_HZ                   (1000000 / 256)
  49 #define CONFIG_SYS_TIMERBASE            0x101E2000      /* Timer 0 and 1 base */
  50
  51 #define CONFIG_SYS_TIMER_INTERVAL       10000
  52 #define CONFIG_SYS_TIMER_RELOAD         (CONFIG_SYS_TIMER_INTERVAL >> 4)
  53 #define CONFIG_SYS_TIMER_CTRL           0x84            /* Enable, Clock / 16 */
  54
  55 /*
  56  * control registers
  57  */
  58 #define VERSATILE_SCTL_BASE             0x101E0000      /* System controller */
  59
  60 /*
  61  * System controller bit assignment
  62  */
  63 #define VERSATILE_REFCLK        0
  64 #define VERSATILE_TIMCLK        1
  65
  66 #define VERSATILE_TIMER1_EnSel  15
  67 #define VERSATILE_TIMER2_EnSel  17
  68 #define VERSATILE_TIMER3_EnSel  19
  69 #define VERSATILE_TIMER4_EnSel  21
  70
  71 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
  72 #define CONFIG_SETUP_MEMORY_TAGS        1
  73 #define CONFIG_MISC_INIT_R              1
  74 /*
  75  * Size of malloc() pool
  76  */
  77 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + 128 * 1024)
  78 /* size in bytes reserved for initial data */
  79 #define CONFIG_SYS_GBL_DATA_SIZE        128
  80
  81 /*
  82  * Hardware drivers
  83  */
  84
  85 #define CONFIG_DRIVER_SMC91111
  86 #define CONFIG_SMC_USE_32_BIT
  87 #define CONFIG_SMC91111_BASE    0x10010000
  88 #undef CONFIG_SMC91111_EXT_PHY
  89
  90 /*
  91  * NS16550 Configuration
  92  */
  93 #define CONFIG_PL011_SERIAL
  94 #define CONFIG_PL011_CLOCK      24000000
  95 #define CONFIG_PL01x_PORTS                              \
  96                         {(void *)CONFIG_SYS_SERIAL0,    \
  97                          (void *)CONFIG_SYS_SERIAL1 }
  98 #define CONFIG_CONS_INDEX       0
  99
 100 #define CONFIG_BAUDRATE                 38400
 101 #define CONFIG_SYS_BAUDRATE_TABLE       { 9600, 19200, 38400, 57600, 115200 }
 102 #define CONFIG_SYS_SERIAL0              0x101F1000
 103 #define CONFIG_SYS_SERIAL1              0x101F2000
 104
 105 /*
 106  * Command line configuration.
 107  */
 108 #define CONFIG_CMD_BDI
 109 #define CONFIG_CMD_DHCP
 110 #define CONFIG_CMD_FLASH
 111 #define CONFIG_CMD_IMI
 112 #define CONFIG_CMD_MEMORY
 113 #define CONFIG_CMD_NET
 114 #define CONFIG_CMD_PING
 115 #define CONFIG_CMD_SAVEENV
 116
 117 /*
 118  * BOOTP options
 119  */
 120 #define CONFIG_BOOTP_BOOTPATH
 121 #define CONFIG_BOOTP_GATEWAY
 122 #define CONFIG_BOOTP_HOSTNAME
 123 #define CONFIG_BOOTP_SUBNETMASK
 124
 125 #define CONFIG_BOOTDELAY        2
 126 #define CONFIG_BOOTARGS         "root=/dev/nfs mem=128M ip=dhcp "\
 127                                 "netdev=25,0,0xf1010000,0xf1010010,eth0"
 128
 129 /*
 130  * Static configuration when assigning fixed address
 131  */
 132 #define CONFIG_BOOTFILE         "/tftpboot/uImage" /* file to load */
 133
 134 /*
 135  * Miscellaneous configurable options
 136  */
 137 #define CONFIG_SYS_LONGHELP     /* undef to save memory */
 138 #define CONFIG_SYS_CBSIZE       256             /* Console I/O Buffer Size */
 139 /* Monitor Command Prompt        */
 140 #ifdef CONFIG_ARCH_VERSATILE_AB
 141 # define CONFIG_SYS_PROMPT      "VersatileAB # "
 142 #else
 143 # define CONFIG_SYS_PROMPT      "VersatilePB # "
 144 #endif
 145 /* Print Buffer Size */
 146 #define CONFIG_SYS_PBSIZE       \
 147                         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
 148 #define CONFIG_SYS_MAXARGS      16              /* max number of command args */
 149 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
 150
 151 #define CONFIG_SYS_LOAD_ADDR    0x7fc0  /* default load address */
 152
 153 /*-----------------------------------------------------------------------
 154  * Stack sizes
 155  *
 156  * The stack sizes are set up in start.S using the settings below
 157  */
 158 #define CONFIG_STACKSIZE        (128 * 1024)    /* regular stack */
 159 #ifdef CONFIG_USE_IRQ
 160 #define CONFIG_STACKSIZE_IRQ    (4 * 1024)      /* IRQ stack */
 161 #define CONFIG_STACKSIZE_FIQ    (4 * 1024)      /* FIQ stack */
 162 #endif
 163
 164 /*-----------------------------------------------------------------------
 165  * Physical Memory Map
 166  */
 167 #define CONFIG_NR_DRAM_BANKS    1       /* we have 1 bank of DRAM */
 168 #define PHYS_SDRAM_1            0x00000000      /* SDRAM Bank #1 */
 169 #define PHYS_SDRAM_1_SIZE       0x08000000      /* 128 MB */
 170 #define PHYS_FLASH_SIZE         0x04000000      /* 64MB */
 171
 172 /*-----------------------------------------------------------------------
 173  * FLASH and environment organization
 174  */
 175 /*
 176  * Use the CFI flash driver for ease of use
 177  */
 178 #define CONFIG_SYS_FLASH_CFI
 179 #define CONFIG_FLASH_CFI_DRIVER
 180 #define CONFIG_ENV_IS_IN_FLASH  1
 181 /*
 182  *      System control register
 183  */
 184 #define VERSATILE_SYS_BASE              0x10000000
 185 #define VERSATILE_SYS_FLASH_OFFSET      0x4C
 186 #define VERSATILE_FLASHCTRL             \
 187                 (VERSATILE_SYS_BASE + VERSATILE_SYS_FLASH_OFFSET)
 188 /* Enable writing to flash */
 189 #define VERSATILE_FLASHPROG_FLVPPEN     (1 << 0)
 190
 191 /* timeout values are in ticks */
 192 #define CONFIG_SYS_FLASH_ERASE_TOUT     (2 * CONFIG_SYS_HZ) /* Erase Timeout */
 193 #define CONFIG_SYS_FLASH_WRITE_TOUT     (2 * CONFIG_SYS_HZ) /* Write Timeout */
 194
 195 /*
 196  * Note that CONFIG_SYS_MAX_FLASH_SECT allows for a parameter block
 197  * i.e.
 198  *      the bottom "sector" (bottom boot), or top "sector"
 199  *      (top boot), is a seperate erase region divided into
 200  *      4 (equal) smaller sectors. This, notionally, allows
 201  *      quicker erase/rewrire of the most frequently changed
 202  *      area......
 203  *      CONFIG_SYS_MAX_FLASH_SECT is padded up to a multiple of 4
 204  */
 205
 206 #ifdef CONFIG_ARCH_VERSATILE_AB
 207 #define FLASH_SECTOR_SIZE               0x00020000      /* 128 KB sectors */
 208 #define CONFIG_ENV_SECT_SIZE            (2 * FLASH_SECTOR_SIZE)
 209 #define CONFIG_SYS_MAX_FLASH_SECT       (520)
 210 #endif
 211
 212 #ifdef CONFIG_ARCH_VERSATILE_PB         /* Versatile PB is default      */
 213 #define FLASH_SECTOR_SIZE               0x00040000      /* 256 KB sectors */
 214 #define CONFIG_ENV_SECT_SIZE            FLASH_SECTOR_SIZE
 215 #define CONFIG_SYS_MAX_FLASH_SECT       (260)
 216 #endif
 217
 218 #define CONFIG_SYS_FLASH_BASE           0x34000000
 219 #define CONFIG_SYS_MAX_FLASH_BANKS      1
 220
 221 #define CONFIG_SYS_MONITOR_LEN          (4 * CONFIG_ENV_SECT_SIZE)
 222
 223 /* The ARM Boot Monitor is shipped in the lowest sector of flash */
 224
 225 #define FLASH_TOP                       (CONFIG_SYS_FLASH_BASE + PHYS_FLASH_SIZE)
 226 #define CONFIG_ENV_SIZE                 8192
 227 #define CONFIG_ENV_ADDR                 (FLASH_TOP - CONFIG_ENV_SECT_SIZE)
 228 #define CONFIG_ENV_OFFSET               (CONFIG_ENV_ADDR - CONFIG_SYS_FLASH_BASE)
 229 #define CONFIG_SYS_MONITOR_BASE         (CONFIG_ENV_ADDR - CONFIG_SYS_MONITOR_LEN)
 230
 231 #define CONFIG_SYS_FLASH_PROTECTION     /* The devices have real protection */
 232 #define CONFIG_SYS_FLASH_EMPTY_INFO     /* flinfo indicates empty blocks */
 233
 234 #endif  /* __CONFIG_H */