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 /*
  35  * High Level Configuration Options
  36  * (easy to change)
  37  */
  38 #define CFG_MEMTEST_START       0x100000
  39 #define CFG_MEMTEST_END         0x10000000
  40 #define CFG_HZ                  1000
  41 #define CFG_HZ_CLOCK            1000000 /* Timer 1 is clocked at 1Mhz */
  42 #define CFG_TIMERBASE           0x13000100
  43
  44 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs  */
  45 #define CONFIG_SETUP_MEMORY_TAGS        1
  46 #define CONFIG_MISC_INIT_R              1       /* call misc_init_r during start up */
  47 /*
  48  * Size of malloc() pool
  49  */
  50 #define CFG_MALLOC_LEN          (CFG_ENV_SIZE + 128*1024)
  51 #define CFG_GBL_DATA_SIZE       128     /* size in bytes reserved for initial data */
  52
  53 /*
  54  * Hardware drivers
  55  */
  56 #define CONFIG_DRIVER_SMC91111
  57 #define CONFIG_SMC_USE_32_BIT
  58 #define CONFIG_SMC91111_BASE    0xC8000000
  59 #undef CONFIG_SMC91111_EXT_PHY
  60
  61 /*
  62  * NS16550 Configuration
  63  */
  64 #define CFG_PL011_SERIAL
  65 #define CONFIG_PL011_CLOCK      14745600
  66 #define CONFIG_PL01x_PORTS      { (void *)CFG_SERIAL0, (void *)CFG_SERIAL1 }
  67 #define CONFIG_CONS_INDEX       0
  68 #define CONFIG_BAUDRATE         38400
  69 #define CFG_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }
  70 #define CFG_SERIAL0             0x16000000
  71 #define CFG_SERIAL1             0x17000000
  72
  73 /*
  74 #define CONFIG_COMMANDS         (CFG_CMD_DFL | CFG_CMD_PCI)
  75 */
  76 #define CONFIG_COMMANDS         (CFG_CMD_DHCP | CFG_CMD_IMI | CFG_CMD_NET | CFG_CMD_PING | \
  77                                  CFG_CMD_BDI | CFG_CMD_MEMORY | CFG_CMD_FLASH | CFG_CMD_ENV \
  78                                 )
  79
  80 /* #define CONFIG_BOOTP_MASK    CONFIG_BOOTP_DEFAULT */
  81
  82 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
  83 #include <cmd_confdefs.h>
  84
  85 #if 0
  86 #define CONFIG_BOOTDELAY        2
  87 #define CONFIG_BOOTARGS "root=/dev/nfs nfsroot=<IP address>:/<exported rootfs>  mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0 video=clcdfb:0"
  88 #define CONFIG_BOOTCOMMAND "bootp ; bootm"
  89 #endif
  90 /* The kernel command line & boot command below are for a platform flashed with afu.axf
  91
  92 Image 666 Block  0 End Block  0 address 0x24000000 exec 0x24000000- name u-boot
  93 Image 667 Block  1 End Block 13 address 0x24040000 exec 0x24040000- name u-linux
  94 Image 668 Block 14 End Block 33 address 0x24380000 exec 0x24380000- name rootfs
  95 SIB at Block62 End Block62 address 0x24f80000
  96
  97 */
  98 #define CONFIG_BOOTDELAY        2
  99 #define CONFIG_BOOTARGS "root=/dev/mtdblock2 mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0 video=clcdfb:0 console=ttyAMA0"
 100 #define CONFIG_BOOTCOMMAND "cp 0x24080000 0x7fc0 0x100000; bootm"
 101
 102 /*
 103  * Miscellaneous configurable options
 104  */
 105 #define CFG_LONGHELP                            /* undef to save memory */
 106 #define CFG_PROMPT      "Integrator-CP # "      /* Monitor Command Prompt */
 107 #define CFG_CBSIZE      256                     /* Console I/O Buffer Size*/
 108 /* Print Buffer Size */
 109 #define CFG_PBSIZE      (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)
 110 #define CFG_MAXARGS     16                      /* max number of command args */
 111 #define CFG_BARGSIZE    CFG_CBSIZE              /* Boot Argument Buffer Size*/
 112
 113 #undef  CFG_CLKS_IN_HZ          /* everything, incl board info, in Hz */
 114 #define CFG_LOAD_ADDR   0x7fc0  /* default load address */
 115
 116 /*-----------------------------------------------------------------------
 117  * Stack sizes
 118  *
 119  * The stack sizes are set up in start.S using the settings below
 120  */
 121 #define CONFIG_STACKSIZE        (128*1024)      /* regular stack */
 122 #ifdef CONFIG_USE_IRQ
 123 #define CONFIG_STACKSIZE_IRQ    (4*1024)        /* IRQ stack */
 124 #define CONFIG_STACKSIZE_FIQ    (4*1024)        /* FIQ stack */
 125 #endif
 126
 127 /*-----------------------------------------------------------------------
 128  * Physical Memory Map
 129  */
 130 #define CONFIG_NR_DRAM_BANKS    1               /* we have 1 bank of DRAM */
 131 #define PHYS_SDRAM_1            0x00000000      /* SDRAM Bank #1 */
 132 #define PHYS_SDRAM_1_SIZE       0x08000000      /* 128 MB */
 133
 134 /*-----------------------------------------------------------------------
 135  * FLASH and environment organization
 136
 137  * Top varies according to amount fitted
 138  * Reserve top 4 blocks of flash
 139  * - ARM Boot Monitor
 140  * - Unused
 141  * - SIB block
 142  * - U-Boot environment
 143  *
 144  * Base is always 0x24000000
 145
 146  */
 147 #define CFG_FLASH_BASE          0x24000000
 148 #define CFG_MAX_FLASH_SECT      64
 149 #define CFG_MAX_FLASH_BANKS     1               /* max number of memory banks */
 150 #define PHYS_FLASH_SIZE         0x01000000      /* 16MB */
 151 #define CFG_FLASH_ERASE_TOUT    (2*CFG_HZ)      /* Timeout for Flash Erase */
 152 #define CFG_FLASH_WRITE_TOUT    (2*CFG_HZ)      /* Timeout for Flash Write */
 153
 154 #define CFG_MONITOR_LEN         0x00100000
 155 #define CFG_ENV_IS_IN_FLASH     (1)
 156
 157 /*
 158  * Move up the U-Boot & monitor area if more flash is fitted.
 159  * If this U-Boot is to be run on Integrators with varying flash sizes,
 160  * drivers/cfi_flash.c::flash_init() can read the Integrator CP_FLASHPROG
 161  * register and dynamically assign CFG_ENV_ADDR & CFG_MONITOR_BASE
 162  * - CFG_MONITOR_BASE is set to indicate that the environment is not
 163  * embedded in the boot monitor(s) area
 164  */
 165 #if ( PHYS_FLASH_SIZE == 0x04000000 )
 166
 167 #define CFG_ENV_ADDR            0x27F00000
 168 #define CFG_MONITOR_BASE        0x27F40000
 169
 170 #elif (PHYS_FLASH_SIZE == 0x02000000 )
 171
 172 #define CFG_ENV_ADDR            0x25F00000
 173 #define CFG_MONITOR_BASE        0x25F40000
 174
 175 #else
 176
 177 #define CFG_ENV_ADDR            0x24F00000
 178 #define CFG_MONITOR_BASE        0x27F40000
 179
 180 #endif
 181
 182 #define CFG_ENV_SECT_SIZE       0x40000         /* 256KB */
 183 #define CFG_ENV_SIZE            8192            /* 8KB */
 184 /*-----------------------------------------------------------------------
 185  * CP control registers
 186  */
 187 #define CPCR_BASE               0xCB000000      /* CP Registers*/
 188 #define OS_FLASHPROG            0x00000004      /* Flash register*/
 189 #define CPMASK_EXTRABANK        0x8
 190 #define CPMASK_FLASHSIZE        0x4
 191 #define CPMASK_FLWREN           0x2
 192 #define CPMASK_FLVPPEN          0x1
 193
 194 /*
 195  * The ARM boot monitor initializes the board.
 196  * However, the default U-Boot code also performs the initialization.
 197  * If desired, this can be prevented by defining SKIP_LOWLEVEL_INIT
 198  * - see documentation supplied with board for details of how to choose the
 199  * image to run at reset/power up
 200  * e.g. whether the ARM Boot Monitor runs before U-Boot
 201
 202 #define CONFIG_SKIP_LOWLEVEL_INIT
 203
 204  */
 205
 206 /*
 207  * The ARM boot monitor does not relocate U-Boot.
 208  * However, the default U-Boot code performs the relocation check,
 209  * and may relocate the code if the memory map is changed.
 210  * If necessary this can be prevented by defining SKIP_RELOCATE_UBOOT
 211
 212 #define SKIP_CONFIG_RELOCATE_UBOOT
 213
 214  */
 215 /*-----------------------------------------------------------------------
 216  * There are various dependencies on the core module (CM) fitted
 217  * Users should refer to their CM user guide
 218  * - when porting adjust u-boot/Makefile accordingly
 219  * to define the necessary CONFIG_ s for the CM involved
 220  * see e.g. cp_926ejs_config
 221  */
 222
 223 #include "armcoremodule.h"
 224
 225 /*
 226  * If CONFIG_SKIP_LOWLEVEL_INIT is not defined &
 227  * the core module has a CM_INIT register
 228  * then the U-Boot initialisation code will
 229  * e.g. ARM Boot Monitor or pre-loader is repeated once
 230  * (to re-initialise any existing CM_INIT settings to safe values).
 231  *
 232  * This is usually not the desired behaviour since the platform
 233  * will either reboot into the ARM monitor (or pre-loader)
 234  * or continuously cycle thru it without U-Boot running,
 235  * depending upon the setting of Integrator/CP switch S2-4.
 236  *
 237  * However it may be needed if Integrator/CP switch S2-1
 238  * is set OFF to boot direct into U-Boot.
 239  * In that case comment out the line below.
 240 #undef  CONFIG_CM_INIT
 241  */
 242
 243 #endif /* __CONFIG_H */