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 CONFIG_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 * BOOTP options 76 */ 77 #define CONFIG_BOOTP_BOOTFILESIZE 78 #define CONFIG_BOOTP_BOOTPATH 79 #define CONFIG_BOOTP_GATEWAY 80 #define CONFIG_BOOTP_HOSTNAME 81 82 83 /* 84 * Command line configuration. 85 */ 86 #define CONFIG_CMD_BDI 87 #define CONFIG_CMD_DHCP 88 #define CONFIG_CMD_ENV 89 #define CONFIG_CMD_FLASH 90 #define CONFIG_CMD_IMI 91 #define CONFIG_CMD_MEMORY 92 #define CONFIG_CMD_NET 93 #define CONFIG_CMD_PING 94 95 96 #if 0 97 #define CONFIG_BOOTDELAY 2 98 #define CONFIG_BOOTARGS "root=/dev/nfs nfsroot=<IP address>:/<exported rootfs> mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0 video=clcdfb:0" 99 #define CONFIG_BOOTCOMMAND "bootp ; bootm" 100 #endif 101 /* The kernel command line & boot command below are for a platform flashed with afu.axf 102 103 Image 666 Block 0 End Block 0 address 0x24000000 exec 0x24000000- name u-boot 104 Image 667 Block 1 End Block 13 address 0x24040000 exec 0x24040000- name u-linux 105 Image 668 Block 14 End Block 33 address 0x24380000 exec 0x24380000- name rootfs 106 SIB at Block62 End Block62 address 0x24f80000 107 108 */ 109 #define CONFIG_BOOTDELAY 2 110 #define CONFIG_BOOTARGS "root=/dev/mtdblock2 mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0 video=clcdfb:0 console=ttyAMA0" 111 #define CONFIG_BOOTCOMMAND "cp 0x24080000 0x7fc0 0x100000; bootm" 112 113 /* 114 * Miscellaneous configurable options 115 */ 116 #define CFG_LONGHELP /* undef to save memory */ 117 #define CFG_PROMPT "Integrator-CP # " /* Monitor Command Prompt */ 118 #define CFG_CBSIZE 256 /* Console I/O Buffer Size*/ 119 /* Print Buffer Size */ 120 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) 121 #define CFG_MAXARGS 16 /* max number of command args */ 122 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size*/ 123 124 #undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ 125 #define CFG_LOAD_ADDR 0x7fc0 /* default load address */ 126 127 /*----------------------------------------------------------------------- 128 * Stack sizes 129 * 130 * The stack sizes are set up in start.S using the settings below 131 */ 132 #define CONFIG_STACKSIZE (128*1024) /* regular stack */ 133 #ifdef CONFIG_USE_IRQ 134 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ 135 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ 136 #endif 137 138 /*----------------------------------------------------------------------- 139 * Physical Memory Map 140 */ 141 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ 142 #define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */ 143 #define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */ 144 145 /*----------------------------------------------------------------------- 146 * FLASH and environment organization 147 148 * Top varies according to amount fitted 149 * Reserve top 4 blocks of flash 150 * - ARM Boot Monitor 151 * - Unused 152 * - SIB block 153 * - U-Boot environment 154 * 155 * Base is always 0x24000000 156 157 */ 158 #define CFG_FLASH_BASE 0x24000000 159 #define CFG_MAX_FLASH_SECT 64 160 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ 161 #define PHYS_FLASH_SIZE 0x01000000 /* 16MB */ 162 #define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */ 163 #define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */ 164 165 #define CFG_MONITOR_LEN 0x00100000 166 #define CFG_ENV_IS_IN_FLASH (1) 167 168 /* 169 * Move up the U-Boot & monitor area if more flash is fitted. 170 * If this U-Boot is to be run on Integrators with varying flash sizes, 171 * drivers/mtd/cfi_flash.c::flash_init() can read the Integrator CP_FLASHPROG 172 * register and dynamically assign CFG_ENV_ADDR & CFG_MONITOR_BASE 173 * - CFG_MONITOR_BASE is set to indicate that the environment is not 174 * embedded in the boot monitor(s) area 175 */ 176 #if ( PHYS_FLASH_SIZE == 0x04000000 ) 177 178 #define CFG_ENV_ADDR 0x27F00000 179 #define CFG_MONITOR_BASE 0x27F40000 180 181 #elif (PHYS_FLASH_SIZE == 0x02000000 ) 182 183 #define CFG_ENV_ADDR 0x25F00000 184 #define CFG_MONITOR_BASE 0x25F40000 185 186 #else 187 188 #define CFG_ENV_ADDR 0x24F00000 189 #define CFG_MONITOR_BASE 0x27F40000 190 191 #endif 192 193 #define CFG_ENV_SECT_SIZE 0x40000 /* 256KB */ 194 #define CFG_ENV_SIZE 8192 /* 8KB */ 195 /*----------------------------------------------------------------------- 196 * CP control registers 197 */ 198 #define CPCR_BASE 0xCB000000 /* CP Registers*/ 199 #define OS_FLASHPROG 0x00000004 /* Flash register*/ 200 #define CPMASK_EXTRABANK 0x8 201 #define CPMASK_FLASHSIZE 0x4 202 #define CPMASK_FLWREN 0x2 203 #define CPMASK_FLVPPEN 0x1 204 205 /* 206 * The ARM boot monitor initializes the board. 207 * However, the default U-Boot code also performs the initialization. 208 * If desired, this can be prevented by defining SKIP_LOWLEVEL_INIT 209 * - see documentation supplied with board for details of how to choose the 210 * image to run at reset/power up 211 * e.g. whether the ARM Boot Monitor runs before U-Boot 212 213 #define CONFIG_SKIP_LOWLEVEL_INIT 214 215 */ 216 217 /* 218 * The ARM boot monitor does not relocate U-Boot. 219 * However, the default U-Boot code performs the relocation check, 220 * and may relocate the code if the memory map is changed. 221 * If necessary this can be prevented by defining SKIP_RELOCATE_UBOOT 222 223 #define SKIP_CONFIG_RELOCATE_UBOOT 224 225 */ 226 /*----------------------------------------------------------------------- 227 * There are various dependencies on the core module (CM) fitted 228 * Users should refer to their CM user guide 229 * - when porting adjust u-boot/Makefile accordingly 230 * to define the necessary CONFIG_ s for the CM involved 231 * see e.g. cp_926ejs_config 232 */ 233 234 #include "armcoremodule.h" 235 236 /* 237 * If CONFIG_SKIP_LOWLEVEL_INIT is not defined & 238 * the core module has a CM_INIT register 239 * then the U-Boot initialisation code will 240 * e.g. ARM Boot Monitor or pre-loader is repeated once 241 * (to re-initialise any existing CM_INIT settings to safe values). 242 * 243 * This is usually not the desired behaviour since the platform 244 * will either reboot into the ARM monitor (or pre-loader) 245 * or continuously cycle thru it without U-Boot running, 246 * depending upon the setting of Integrator/CP switch S2-4. 247 * 248 * However it may be needed if Integrator/CP switch S2-1 249 * is set OFF to boot direct into U-Boot. 250 * In that case comment out the line below. 251 #undef CONFIG_CM_INIT 252 */ 253 254 #endif /* __CONFIG_H */ 255