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 #define CONFIG_INTEGRATOR 35 #define CONFIG_ARCH_INTEGRATOR 36 /* 37 * High Level Configuration Options 38 * (easy to change) 39 */ 40 #define CONFIG_SYS_MEMTEST_START 0x100000 41 #define CONFIG_SYS_MEMTEST_END 0x10000000 42 #define CONFIG_SYS_HZ 1000 43 #define CONFIG_SYS_HZ_CLOCK 1000000 /* Timer 1 is clocked at 1Mhz */ 44 #define CONFIG_SYS_TIMERBASE 0x13000100 45 46 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 47 #define CONFIG_SETUP_MEMORY_TAGS 1 48 #define CONFIG_MISC_INIT_R 1 /* call misc_init_r during start up */ 49 /* 50 * Size of malloc() pool 51 */ 52 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) 53 54 /* 55 * Hardware drivers 56 */ 57 #define CONFIG_SMC91111 58 #define CONFIG_SMC_USE_32_BIT 59 #define CONFIG_SMC91111_BASE 0xC8000000 60 #undef CONFIG_SMC91111_EXT_PHY 61 62 /* 63 * NS16550 Configuration 64 */ 65 #define CONFIG_PL011_SERIAL 66 #define CONFIG_PL011_CLOCK 14745600 67 #define CONFIG_PL01x_PORTS { (void *)CONFIG_SYS_SERIAL0, (void *)CONFIG_SYS_SERIAL1 } 68 #define CONFIG_CONS_INDEX 0 69 #define CONFIG_BAUDRATE 38400 70 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 71 #define CONFIG_SYS_SERIAL0 0x16000000 72 #define CONFIG_SYS_SERIAL1 0x17000000 73 74 75 /* 76 * BOOTP options 77 */ 78 #define CONFIG_BOOTP_BOOTFILESIZE 79 #define CONFIG_BOOTP_BOOTPATH 80 #define CONFIG_BOOTP_GATEWAY 81 #define CONFIG_BOOTP_HOSTNAME 82 83 84 /* 85 * Command line configuration. 86 */ 87 #define CONFIG_CMD_BDI 88 #define CONFIG_CMD_DHCP 89 #define CONFIG_CMD_SAVEENV 90 #define CONFIG_CMD_FLASH 91 #define CONFIG_CMD_IMI 92 #define CONFIG_CMD_MEMORY 93 #define CONFIG_CMD_NET 94 #define CONFIG_CMD_PING 95 96 97 #if 0 98 #define CONFIG_BOOTDELAY 2 99 #define CONFIG_BOOTARGS "root=/dev/nfs nfsroot=<IP address>:/<exported rootfs> mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0 video=clcdfb:0" 100 #define CONFIG_BOOTCOMMAND "bootp ; bootm" 101 #endif 102 /* The kernel command line & boot command below are for a platform flashed with afu.axf 103 104 Image 666 Block 0 End Block 0 address 0x24000000 exec 0x24000000- name u-boot 105 Image 667 Block 1 End Block 13 address 0x24040000 exec 0x24040000- name u-linux 106 Image 668 Block 14 End Block 33 address 0x24380000 exec 0x24380000- name rootfs 107 SIB at Block62 End Block62 address 0x24f80000 108 109 */ 110 #define CONFIG_BOOTDELAY 2 111 #define CONFIG_BOOTARGS "root=/dev/mtdblock2 mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0 video=clcdfb:0 console=ttyAMA0" 112 #define CONFIG_BOOTCOMMAND "cp 0x24080000 0x7fc0 0x100000; bootm" 113 114 /* 115 * Miscellaneous configurable options 116 */ 117 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 118 #define CONFIG_SYS_PROMPT "Integrator-CP # " /* Monitor Command Prompt */ 119 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size*/ 120 /* Print Buffer Size */ 121 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) 122 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 123 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size*/ 124 125 #define CONFIG_SYS_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 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 145 #define CONFIG_SYS_INIT_RAM_SIZE PHYS_SDRAM_1_SIZE 146 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \ 147 CONFIG_SYS_INIT_RAM_SIZE - \ 148 GENERATED_GBL_DATA_SIZE) 149 #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET 150 151 /*----------------------------------------------------------------------- 152 * FLASH and environment organization 153 154 * Top varies according to amount fitted 155 * Reserve top 4 blocks of flash 156 * - ARM Boot Monitor 157 * - Unused 158 * - SIB block 159 * - U-Boot environment 160 * 161 * Base is always 0x24000000 162 163 */ 164 #define CONFIG_SYS_FLASH_BASE 0x24000000 165 #define CONFIG_SYS_FLASH_CFI 1 166 #define CONFIG_FLASH_CFI_DRIVER 1 167 #define CONFIG_SYS_MAX_FLASH_SECT 64 168 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 169 #define PHYS_FLASH_SIZE 0x01000000 /* 16MB */ 170 #define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Erase */ 171 #define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Write */ 172 173 #define CONFIG_SYS_MONITOR_LEN 0x00100000 174 #define CONFIG_ENV_IS_IN_FLASH 1 175 176 /* 177 * Move up the U-Boot & monitor area if more flash is fitted. 178 * If this U-Boot is to be run on Integrators with varying flash sizes, 179 * drivers/mtd/cfi_flash.c::flash_init() can read the Integrator CP_FLASHPROG 180 * register and dynamically assign CONFIG_ENV_ADDR & CONFIG_SYS_MONITOR_BASE 181 * - CONFIG_SYS_MONITOR_BASE is set to indicate that the environment is not 182 * embedded in the boot monitor(s) area 183 */ 184 #if ( PHYS_FLASH_SIZE == 0x04000000 ) 185 186 #define CONFIG_ENV_ADDR 0x27F00000 187 #define CONFIG_SYS_MONITOR_BASE 0x27F40000 188 189 #elif (PHYS_FLASH_SIZE == 0x02000000 ) 190 191 #define CONFIG_ENV_ADDR 0x25F00000 192 #define CONFIG_SYS_MONITOR_BASE 0x25F40000 193 194 #else 195 196 #define CONFIG_ENV_ADDR 0x24F00000 197 #define CONFIG_SYS_MONITOR_BASE 0x27F40000 198 199 #endif 200 201 #define CONFIG_ENV_SECT_SIZE 0x40000 /* 256KB */ 202 #define CONFIG_ENV_SIZE 8192 /* 8KB */ 203 /*----------------------------------------------------------------------- 204 * CP control registers 205 */ 206 #define CPCR_BASE 0xCB000000 /* CP Registers*/ 207 #define OS_FLASHPROG 0x00000004 /* Flash register*/ 208 #define CPMASK_EXTRABANK 0x8 209 #define CPMASK_FLASHSIZE 0x4 210 #define CPMASK_FLWREN 0x2 211 #define CPMASK_FLVPPEN 0x1 212 213 /* 214 * The ARM boot monitor initializes the board. 215 * However, the default U-Boot code also performs the initialization. 216 * If desired, this can be prevented by defining SKIP_LOWLEVEL_INIT 217 * - see documentation supplied with board for details of how to choose the 218 * image to run at reset/power up 219 * e.g. whether the ARM Boot Monitor runs before U-Boot 220 221 #define CONFIG_SKIP_LOWLEVEL_INIT 222 223 */ 224 225 /* 226 * The ARM boot monitor does not relocate U-Boot. 227 * However, the default U-Boot code performs the relocation check, 228 * and may relocate the code if the memory map is changed. 229 * If necessary this can be prevented by defining SKIP_RELOCATE_UBOOT 230 231 #define SKIP_CONFIG_RELOCATE_UBOOT 232 233 */ 234 /*----------------------------------------------------------------------- 235 * There are various dependencies on the core module (CM) fitted 236 * Users should refer to their CM user guide 237 * - when porting adjust u-boot/Makefile accordingly 238 * to define the necessary CONFIG_ s for the CM involved 239 * see e.g. cp_926ejs_config 240 */ 241 242 #include "armcoremodule.h" 243 244 /* 245 * If CONFIG_SKIP_LOWLEVEL_INIT is not defined & 246 * the core module has a CM_INIT register 247 * then the U-Boot initialisation code will 248 * e.g. ARM Boot Monitor or pre-loader is repeated once 249 * (to re-initialise any existing CM_INIT settings to safe values). 250 * 251 * This is usually not the desired behaviour since the platform 252 * will either reboot into the ARM monitor (or pre-loader) 253 * or continuously cycle thru it without U-Boot running, 254 * depending upon the setting of Integrator/CP switch S2-4. 255 * 256 * However it may be needed if Integrator/CP switch S2-1 257 * is set OFF to boot direct into U-Boot. 258 * In that case comment out the line below. 259 #undef CONFIG_CM_INIT 260 */ 261 262 #endif /* __CONFIG_H */ 263