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 /* 75 * Command line configuration. 76 */ 77 #define CONFIG_CMD_BDI 78 #define CONFIG_CMD_DHCP 79 #define CONFIG_CMD_ENV 80 #define CONFIG_CMD_FLASH 81 #define CONFIG_CMD_IMI 82 #define CONFIG_CMD_MEMORY 83 #define CONFIG_CMD_NET 84 #define CONFIG_CMD_PING 85 86 87 /* #define CONFIG_BOOTP_MASK CONFIG_BOOTP_DEFAULT */ 88 89 #if 0 90 #define CONFIG_BOOTDELAY 2 91 #define CONFIG_BOOTARGS "root=/dev/nfs nfsroot=<IP address>:/<exported rootfs> mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0 video=clcdfb:0" 92 #define CONFIG_BOOTCOMMAND "bootp ; bootm" 93 #endif 94 /* The kernel command line & boot command below are for a platform flashed with afu.axf 95 96 Image 666 Block 0 End Block 0 address 0x24000000 exec 0x24000000- name u-boot 97 Image 667 Block 1 End Block 13 address 0x24040000 exec 0x24040000- name u-linux 98 Image 668 Block 14 End Block 33 address 0x24380000 exec 0x24380000- name rootfs 99 SIB at Block62 End Block62 address 0x24f80000 100 101 */ 102 #define CONFIG_BOOTDELAY 2 103 #define CONFIG_BOOTARGS "root=/dev/mtdblock2 mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0 video=clcdfb:0 console=ttyAMA0" 104 #define CONFIG_BOOTCOMMAND "cp 0x24080000 0x7fc0 0x100000; bootm" 105 106 /* 107 * Miscellaneous configurable options 108 */ 109 #define CFG_LONGHELP /* undef to save memory */ 110 #define CFG_PROMPT "Integrator-CP # " /* Monitor Command Prompt */ 111 #define CFG_CBSIZE 256 /* Console I/O Buffer Size*/ 112 /* Print Buffer Size */ 113 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) 114 #define CFG_MAXARGS 16 /* max number of command args */ 115 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size*/ 116 117 #undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ 118 #define CFG_LOAD_ADDR 0x7fc0 /* default load address */ 119 120 /*----------------------------------------------------------------------- 121 * Stack sizes 122 * 123 * The stack sizes are set up in start.S using the settings below 124 */ 125 #define CONFIG_STACKSIZE (128*1024) /* regular stack */ 126 #ifdef CONFIG_USE_IRQ 127 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ 128 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ 129 #endif 130 131 /*----------------------------------------------------------------------- 132 * Physical Memory Map 133 */ 134 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ 135 #define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */ 136 #define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */ 137 138 /*----------------------------------------------------------------------- 139 * FLASH and environment organization 140 141 * Top varies according to amount fitted 142 * Reserve top 4 blocks of flash 143 * - ARM Boot Monitor 144 * - Unused 145 * - SIB block 146 * - U-Boot environment 147 * 148 * Base is always 0x24000000 149 150 */ 151 #define CFG_FLASH_BASE 0x24000000 152 #define CFG_MAX_FLASH_SECT 64 153 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ 154 #define PHYS_FLASH_SIZE 0x01000000 /* 16MB */ 155 #define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */ 156 #define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */ 157 158 #define CFG_MONITOR_LEN 0x00100000 159 #define CFG_ENV_IS_IN_FLASH (1) 160 161 /* 162 * Move up the U-Boot & monitor area if more flash is fitted. 163 * If this U-Boot is to be run on Integrators with varying flash sizes, 164 * drivers/cfi_flash.c::flash_init() can read the Integrator CP_FLASHPROG 165 * register and dynamically assign CFG_ENV_ADDR & CFG_MONITOR_BASE 166 * - CFG_MONITOR_BASE is set to indicate that the environment is not 167 * embedded in the boot monitor(s) area 168 */ 169 #if ( PHYS_FLASH_SIZE == 0x04000000 ) 170 171 #define CFG_ENV_ADDR 0x27F00000 172 #define CFG_MONITOR_BASE 0x27F40000 173 174 #elif (PHYS_FLASH_SIZE == 0x02000000 ) 175 176 #define CFG_ENV_ADDR 0x25F00000 177 #define CFG_MONITOR_BASE 0x25F40000 178 179 #else 180 181 #define CFG_ENV_ADDR 0x24F00000 182 #define CFG_MONITOR_BASE 0x27F40000 183 184 #endif 185 186 #define CFG_ENV_SECT_SIZE 0x40000 /* 256KB */ 187 #define CFG_ENV_SIZE 8192 /* 8KB */ 188 /*----------------------------------------------------------------------- 189 * CP control registers 190 */ 191 #define CPCR_BASE 0xCB000000 /* CP Registers*/ 192 #define OS_FLASHPROG 0x00000004 /* Flash register*/ 193 #define CPMASK_EXTRABANK 0x8 194 #define CPMASK_FLASHSIZE 0x4 195 #define CPMASK_FLWREN 0x2 196 #define CPMASK_FLVPPEN 0x1 197 198 /* 199 * The ARM boot monitor initializes the board. 200 * However, the default U-Boot code also performs the initialization. 201 * If desired, this can be prevented by defining SKIP_LOWLEVEL_INIT 202 * - see documentation supplied with board for details of how to choose the 203 * image to run at reset/power up 204 * e.g. whether the ARM Boot Monitor runs before U-Boot 205 206 #define CONFIG_SKIP_LOWLEVEL_INIT 207 208 */ 209 210 /* 211 * The ARM boot monitor does not relocate U-Boot. 212 * However, the default U-Boot code performs the relocation check, 213 * and may relocate the code if the memory map is changed. 214 * If necessary this can be prevented by defining SKIP_RELOCATE_UBOOT 215 216 #define SKIP_CONFIG_RELOCATE_UBOOT 217 218 */ 219 /*----------------------------------------------------------------------- 220 * There are various dependencies on the core module (CM) fitted 221 * Users should refer to their CM user guide 222 * - when porting adjust u-boot/Makefile accordingly 223 * to define the necessary CONFIG_ s for the CM involved 224 * see e.g. cp_926ejs_config 225 */ 226 227 #include "armcoremodule.h" 228 229 /* 230 * If CONFIG_SKIP_LOWLEVEL_INIT is not defined & 231 * the core module has a CM_INIT register 232 * then the U-Boot initialisation code will 233 * e.g. ARM Boot Monitor or pre-loader is repeated once 234 * (to re-initialise any existing CM_INIT settings to safe values). 235 * 236 * This is usually not the desired behaviour since the platform 237 * will either reboot into the ARM monitor (or pre-loader) 238 * or continuously cycle thru it without U-Boot running, 239 * depending upon the setting of Integrator/CP switch S2-4. 240 * 241 * However it may be needed if Integrator/CP switch S2-1 242 * is set OFF to boot direct into U-Boot. 243 * In that case comment out the line below. 244 #undef CONFIG_CM_INIT 245 */ 246 247 #endif /* __CONFIG_H */ 248