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 CONFIG_SYS_MEMTEST_START 0x100000 39 #define CONFIG_SYS_MEMTEST_END 0x10000000 40 #define CONFIG_SYS_HZ 1000 41 #define CONFIG_SYS_HZ_CLOCK 1000000 /* Timer 1 is clocked at 1Mhz */ 42 #define CONFIG_SYS_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 CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) 51 #define CONFIG_SYS_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 *)CONFIG_SYS_SERIAL0, (void *)CONFIG_SYS_SERIAL1 } 67 #define CONFIG_CONS_INDEX 0 68 #define CONFIG_BAUDRATE 38400 69 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 70 #define CONFIG_SYS_SERIAL0 0x16000000 71 #define CONFIG_SYS_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_SAVEENV 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 CONFIG_SYS_LONGHELP /* undef to save memory */ 117 #define CONFIG_SYS_PROMPT "Integrator-CP # " /* Monitor Command Prompt */ 118 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size*/ 119 /* Print Buffer Size */ 120 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) 121 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 122 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size*/ 123 124 #define CONFIG_SYS_LOAD_ADDR 0x7fc0 /* default load address */ 125 126 /*----------------------------------------------------------------------- 127 * Stack sizes 128 * 129 * The stack sizes are set up in start.S using the settings below 130 */ 131 #define CONFIG_STACKSIZE (128*1024) /* regular stack */ 132 #ifdef CONFIG_USE_IRQ 133 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ 134 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ 135 #endif 136 137 /*----------------------------------------------------------------------- 138 * Physical Memory Map 139 */ 140 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ 141 #define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */ 142 #define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */ 143 144 /*----------------------------------------------------------------------- 145 * FLASH and environment organization 146 147 * Top varies according to amount fitted 148 * Reserve top 4 blocks of flash 149 * - ARM Boot Monitor 150 * - Unused 151 * - SIB block 152 * - U-Boot environment 153 * 154 * Base is always 0x24000000 155 156 */ 157 #define CONFIG_SYS_FLASH_BASE 0x24000000 158 #define CONFIG_SYS_FLASH_CFI 1 159 #define CONFIG_FLASH_CFI_DRIVER 1 160 #define CONFIG_SYS_MAX_FLASH_SECT 64 161 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 162 #define PHYS_FLASH_SIZE 0x01000000 /* 16MB */ 163 #define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Erase */ 164 #define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Write */ 165 166 #define CONFIG_SYS_MONITOR_LEN 0x00100000 167 #define CONFIG_ENV_IS_IN_FLASH 1 168 169 /* 170 * Move up the U-Boot & monitor area if more flash is fitted. 171 * If this U-Boot is to be run on Integrators with varying flash sizes, 172 * drivers/mtd/cfi_flash.c::flash_init() can read the Integrator CP_FLASHPROG 173 * register and dynamically assign CONFIG_ENV_ADDR & CONFIG_SYS_MONITOR_BASE 174 * - CONFIG_SYS_MONITOR_BASE is set to indicate that the environment is not 175 * embedded in the boot monitor(s) area 176 */ 177 #if ( PHYS_FLASH_SIZE == 0x04000000 ) 178 179 #define CONFIG_ENV_ADDR 0x27F00000 180 #define CONFIG_SYS_MONITOR_BASE 0x27F40000 181 182 #elif (PHYS_FLASH_SIZE == 0x02000000 ) 183 184 #define CONFIG_ENV_ADDR 0x25F00000 185 #define CONFIG_SYS_MONITOR_BASE 0x25F40000 186 187 #else 188 189 #define CONFIG_ENV_ADDR 0x24F00000 190 #define CONFIG_SYS_MONITOR_BASE 0x27F40000 191 192 #endif 193 194 #define CONFIG_ENV_SECT_SIZE 0x40000 /* 256KB */ 195 #define CONFIG_ENV_SIZE 8192 /* 8KB */ 196 /*----------------------------------------------------------------------- 197 * CP control registers 198 */ 199 #define CPCR_BASE 0xCB000000 /* CP Registers*/ 200 #define OS_FLASHPROG 0x00000004 /* Flash register*/ 201 #define CPMASK_EXTRABANK 0x8 202 #define CPMASK_FLASHSIZE 0x4 203 #define CPMASK_FLWREN 0x2 204 #define CPMASK_FLVPPEN 0x1 205 206 /* 207 * The ARM boot monitor initializes the board. 208 * However, the default U-Boot code also performs the initialization. 209 * If desired, this can be prevented by defining SKIP_LOWLEVEL_INIT 210 * - see documentation supplied with board for details of how to choose the 211 * image to run at reset/power up 212 * e.g. whether the ARM Boot Monitor runs before U-Boot 213 214 #define CONFIG_SKIP_LOWLEVEL_INIT 215 216 */ 217 218 /* 219 * The ARM boot monitor does not relocate U-Boot. 220 * However, the default U-Boot code performs the relocation check, 221 * and may relocate the code if the memory map is changed. 222 * If necessary this can be prevented by defining SKIP_RELOCATE_UBOOT 223 224 #define SKIP_CONFIG_RELOCATE_UBOOT 225 226 */ 227 /*----------------------------------------------------------------------- 228 * There are various dependencies on the core module (CM) fitted 229 * Users should refer to their CM user guide 230 * - when porting adjust u-boot/Makefile accordingly 231 * to define the necessary CONFIG_ s for the CM involved 232 * see e.g. cp_926ejs_config 233 */ 234 235 #include "armcoremodule.h" 236 237 /* 238 * If CONFIG_SKIP_LOWLEVEL_INIT is not defined & 239 * the core module has a CM_INIT register 240 * then the U-Boot initialisation code will 241 * e.g. ARM Boot Monitor or pre-loader is repeated once 242 * (to re-initialise any existing CM_INIT settings to safe values). 243 * 244 * This is usually not the desired behaviour since the platform 245 * will either reboot into the ARM monitor (or pre-loader) 246 * or continuously cycle thru it without U-Boot running, 247 * depending upon the setting of Integrator/CP switch S2-4. 248 * 249 * However it may be needed if Integrator/CP switch S2-1 250 * is set OFF to boot direct into U-Boot. 251 * In that case comment out the line below. 252 #undef CONFIG_CM_INIT 253 */ 254 255 #endif /* __CONFIG_H */ 256