include/configs/integratorcp.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 Compact Integrator board.
  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 #define CONFIG_INTEGRATOR
  35 #define CONFIG_ARCH_INTEGRATOR
  36 /*
  37  * High Level Configuration Options
  38  * (easy to change)
  39  */
  40 #define CONFIG_SYS_MEMTEST_START        0x100000
  41 #define CONFIG_SYS_MEMTEST_END          0x10000000
  42 #define CONFIG_SYS_HZ                   1000
  43 #define CONFIG_SYS_HZ_CLOCK             1000000 /* Timer 1 is clocked at 1Mhz */
  44 #define CONFIG_SYS_TIMERBASE            0x13000100
  45
  46 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs  */
  47 #define CONFIG_SETUP_MEMORY_TAGS        1
  48 #define CONFIG_MISC_INIT_R              1       /* call misc_init_r during start up */
  49 /*
  50  * Size of malloc() pool
  51  */
  52 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + 128*1024)
  53
  54 /*
  55  * Hardware drivers
  56  */
  57 #define CONFIG_NET_MULTI
  58 #define CONFIG_SMC91111
  59 #define CONFIG_SMC_USE_32_BIT
  60 #define CONFIG_SMC91111_BASE    0xC8000000
  61 #undef CONFIG_SMC91111_EXT_PHY
  62
  63 /*
  64  * NS16550 Configuration
  65  */
  66 #define CONFIG_PL011_SERIAL
  67 #define CONFIG_PL011_CLOCK      14745600
  68 #define CONFIG_PL01x_PORTS      { (void *)CONFIG_SYS_SERIAL0, (void *)CONFIG_SYS_SERIAL1 }
  69 #define CONFIG_CONS_INDEX       0
  70 #define CONFIG_BAUDRATE         38400
  71 #define CONFIG_SYS_BAUDRATE_TABLE       { 9600, 19200, 38400, 57600, 115200 }
  72 #define CONFIG_SYS_SERIAL0              0x16000000
  73 #define CONFIG_SYS_SERIAL1              0x17000000
  74
  75
  76 /*
  77  * BOOTP options
  78  */
  79 #define CONFIG_BOOTP_BOOTFILESIZE
  80 #define CONFIG_BOOTP_BOOTPATH
  81 #define CONFIG_BOOTP_GATEWAY
  82 #define CONFIG_BOOTP_HOSTNAME
  83
  84
  85 /*
  86  * Command line configuration.
  87  */
  88 #define CONFIG_CMD_BDI
  89 #define CONFIG_CMD_DHCP
  90 #define CONFIG_CMD_SAVEENV
  91 #define CONFIG_CMD_FLASH
  92 #define CONFIG_CMD_IMI
  93 #define CONFIG_CMD_MEMORY
  94 #define CONFIG_CMD_NET
  95 #define CONFIG_CMD_PING
  96
  97
  98 #if 0
  99 #define CONFIG_BOOTDELAY        2
 100 #define CONFIG_BOOTARGS "root=/dev/nfs nfsroot=<IP address>:/<exported rootfs>  mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0 video=clcdfb:0"
 101 #define CONFIG_BOOTCOMMAND "bootp ; bootm"
 102 #endif
 103 /* The kernel command line & boot command below are for a platform flashed with afu.axf
 104
 105 Image 666 Block  0 End Block  0 address 0x24000000 exec 0x24000000- name u-boot
 106 Image 667 Block  1 End Block 13 address 0x24040000 exec 0x24040000- name u-linux
 107 Image 668 Block 14 End Block 33 address 0x24380000 exec 0x24380000- name rootfs
 108 SIB at Block62 End Block62 address 0x24f80000
 109
 110 */
 111 #define CONFIG_BOOTDELAY        2
 112 #define CONFIG_BOOTARGS "root=/dev/mtdblock2 mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0 video=clcdfb:0 console=ttyAMA0"
 113 #define CONFIG_BOOTCOMMAND "cp 0x24080000 0x7fc0 0x100000; bootm"
 114
 115 /*
 116  * Miscellaneous configurable options
 117  */
 118 #define CONFIG_SYS_LONGHELP                             /* undef to save memory */
 119 #define CONFIG_SYS_PROMPT       "Integrator-CP # "      /* Monitor Command Prompt */
 120 #define CONFIG_SYS_CBSIZE       256                     /* Console I/O Buffer Size*/
 121 /* Print Buffer Size */
 122 #define CONFIG_SYS_PBSIZE       (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
 123 #define CONFIG_SYS_MAXARGS      16                      /* max number of command args */
 124 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE               /* Boot Argument Buffer Size*/
 125
 126 #define CONFIG_SYS_LOAD_ADDR    0x7fc0  /* default load address */
 127
 128 /*-----------------------------------------------------------------------
 129  * Stack sizes
 130  *
 131  * The stack sizes are set up in start.S using the settings below
 132  */
 133 #define CONFIG_STACKSIZE        (128*1024)      /* regular stack */
 134 #ifdef CONFIG_USE_IRQ
 135 #define CONFIG_STACKSIZE_IRQ    (4*1024)        /* IRQ stack */
 136 #define CONFIG_STACKSIZE_FIQ    (4*1024)        /* FIQ stack */
 137 #endif
 138
 139 /*-----------------------------------------------------------------------
 140  * Physical Memory Map
 141  */
 142 #define CONFIG_NR_DRAM_BANKS    1               /* we have 1 bank of DRAM */
 143 #define PHYS_SDRAM_1            0x00000000      /* SDRAM Bank #1 */
 144 #define PHYS_SDRAM_1_SIZE       0x08000000      /* 128 MB */
 145 #define CONFIG_SYS_SDRAM_BASE   PHYS_SDRAM_1
 146 #define CONFIG_SYS_INIT_RAM_SIZE PHYS_SDRAM_1_SIZE
 147 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \
 148                                     CONFIG_SYS_INIT_RAM_SIZE - \
 149                                     GENERATED_GBL_DATA_SIZE)
 150 #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
 151
 152 /*-----------------------------------------------------------------------
 153  * FLASH and environment organization
 154
 155  * Top varies according to amount fitted
 156  * Reserve top 4 blocks of flash
 157  * - ARM Boot Monitor
 158  * - Unused
 159  * - SIB block
 160  * - U-Boot environment
 161  *
 162  * Base is always 0x24000000
 163
 164  */
 165 #define CONFIG_SYS_FLASH_BASE           0x24000000
 166 #define CONFIG_SYS_FLASH_CFI            1
 167 #define CONFIG_FLASH_CFI_DRIVER         1
 168 #define CONFIG_SYS_MAX_FLASH_SECT       64
 169 #define CONFIG_SYS_MAX_FLASH_BANKS      1               /* max number of memory banks */
 170 #define PHYS_FLASH_SIZE                 0x01000000      /* 16MB */
 171 #define CONFIG_SYS_FLASH_ERASE_TOUT     (2*CONFIG_SYS_HZ)       /* Timeout for Flash Erase */
 172 #define CONFIG_SYS_FLASH_WRITE_TOUT     (2*CONFIG_SYS_HZ)       /* Timeout for Flash Write */
 173
 174 #define CONFIG_SYS_MONITOR_LEN          0x00100000
 175 #define CONFIG_ENV_IS_IN_FLASH  1
 176
 177 /*
 178  * Move up the U-Boot & monitor area if more flash is fitted.
 179  * If this U-Boot is to be run on Integrators with varying flash sizes,
 180  * drivers/mtd/cfi_flash.c::flash_init() can read the Integrator CP_FLASHPROG
 181  * register and dynamically assign CONFIG_ENV_ADDR & CONFIG_SYS_MONITOR_BASE
 182  * - CONFIG_SYS_MONITOR_BASE is set to indicate that the environment is not
 183  * embedded in the boot monitor(s) area
 184  */
 185 #if ( PHYS_FLASH_SIZE == 0x04000000 )
 186
 187 #define CONFIG_ENV_ADDR         0x27F00000
 188 #define CONFIG_SYS_MONITOR_BASE 0x27F40000
 189
 190 #elif (PHYS_FLASH_SIZE == 0x02000000 )
 191
 192 #define CONFIG_ENV_ADDR         0x25F00000
 193 #define CONFIG_SYS_MONITOR_BASE 0x25F40000
 194
 195 #else
 196
 197 #define CONFIG_ENV_ADDR         0x24F00000
 198 #define CONFIG_SYS_MONITOR_BASE 0x27F40000
 199
 200 #endif
 201
 202 #define CONFIG_ENV_SECT_SIZE    0x40000         /* 256KB */
 203 #define CONFIG_ENV_SIZE         8192            /* 8KB */
 204 /*-----------------------------------------------------------------------
 205  * CP control registers
 206  */
 207 #define CPCR_BASE               0xCB000000      /* CP Registers*/
 208 #define OS_FLASHPROG            0x00000004      /* Flash register*/
 209 #define CPMASK_EXTRABANK        0x8
 210 #define CPMASK_FLASHSIZE        0x4
 211 #define CPMASK_FLWREN           0x2
 212 #define CPMASK_FLVPPEN          0x1
 213
 214 /*
 215  * The ARM boot monitor initializes the board.
 216  * However, the default U-Boot code also performs the initialization.
 217  * If desired, this can be prevented by defining SKIP_LOWLEVEL_INIT
 218  * - see documentation supplied with board for details of how to choose the
 219  * image to run at reset/power up
 220  * e.g. whether the ARM Boot Monitor runs before U-Boot
 221
 222 #define CONFIG_SKIP_LOWLEVEL_INIT
 223
 224  */
 225
 226 /*
 227  * The ARM boot monitor does not relocate U-Boot.
 228  * However, the default U-Boot code performs the relocation check,
 229  * and may relocate the code if the memory map is changed.
 230  * If necessary this can be prevented by defining SKIP_RELOCATE_UBOOT
 231
 232 #define SKIP_CONFIG_RELOCATE_UBOOT
 233
 234  */
 235 /*-----------------------------------------------------------------------
 236  * There are various dependencies on the core module (CM) fitted
 237  * Users should refer to their CM user guide
 238  * - when porting adjust u-boot/Makefile accordingly
 239  * to define the necessary CONFIG_ s for the CM involved
 240  * see e.g. cp_926ejs_config
 241  */
 242
 243 #include "armcoremodule.h"
 244
 245 /*
 246  * If CONFIG_SKIP_LOWLEVEL_INIT is not defined &
 247  * the core module has a CM_INIT register
 248  * then the U-Boot initialisation code will
 249  * e.g. ARM Boot Monitor or pre-loader is repeated once
 250  * (to re-initialise any existing CM_INIT settings to safe values).
 251  *
 252  * This is usually not the desired behaviour since the platform
 253  * will either reboot into the ARM monitor (or pre-loader)
 254  * or continuously cycle thru it without U-Boot running,
 255  * depending upon the setting of Integrator/CP switch S2-4.
 256  *
 257  * However it may be needed if Integrator/CP switch S2-1
 258  * is set OFF to boot direct into U-Boot.
 259  * In that case comment out the line below.
 260 #undef  CONFIG_CM_INIT
 261  */
 262
 263 #endif /* __CONFIG_H */