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 */ 244