Pali Rohár | 248ef0a | 2012-10-29 07:54:01 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2011-2012 |
| 3 | * Pali Rohár <pali.rohar@gmail.com> |
| 4 | * |
| 5 | * (C) Copyright 2010 |
| 6 | * Alistair Buxton <a.j.buxton@gmail.com> |
| 7 | * |
| 8 | * Derived from Beagle Board code: |
| 9 | * (C) Copyright 2006-2008 |
| 10 | * Texas Instruments. |
| 11 | * Richard Woodruff <r-woodruff2@ti.com> |
| 12 | * Syed Mohammed Khasim <x0khasim@ti.com> |
| 13 | * |
| 14 | * Configuration settings for the Nokia RX-51 aka N900. |
| 15 | * |
| 16 | * See file CREDITS for list of people who contributed to this |
| 17 | * project. |
| 18 | * |
| 19 | * This program is free software; you can redistribute it and/or |
| 20 | * modify it under the terms of the GNU General Public License as |
| 21 | * published by the Free Software Foundation; either version 2 of |
| 22 | * the License, or (at your option) any later version. |
| 23 | * |
| 24 | * This program is distributed in the hope that it will be useful, |
| 25 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 26 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 27 | * GNU General Public License for more details. |
| 28 | * |
| 29 | * You should have received a copy of the GNU General Public License |
| 30 | * along with this program; if not, write to the Free Software |
| 31 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 32 | * MA 02111-1307 USA |
| 33 | */ |
| 34 | |
| 35 | #ifndef __CONFIG_H |
| 36 | #define __CONFIG_H |
| 37 | |
| 38 | /* |
| 39 | * High Level Configuration Options |
| 40 | */ |
| 41 | |
| 42 | #define CONFIG_OMAP /* in a TI OMAP core */ |
| 43 | #define CONFIG_OMAP34XX /* which is a 34XX */ |
| 44 | #define CONFIG_OMAP3430 /* which is in a 3430 */ |
| 45 | #define CONFIG_OMAP3_RX51 /* working with RX51 */ |
| 46 | #define CONFIG_SYS_L2CACHE_OFF /* pretend there is no L2 CACHE */ |
| 47 | |
| 48 | #define CONFIG_MACH_TYPE MACH_TYPE_NOKIA_RX51 |
| 49 | |
| 50 | /* |
| 51 | * Nokia X-Loader loading secondary image to address 0x80400000 |
| 52 | * NOLO loading boot image to random place, so it doesn't really |
| 53 | * matter what we set this to. We have to copy u-boot to this address |
| 54 | */ |
| 55 | #define CONFIG_SYS_TEXT_BASE 0x80008000 |
| 56 | |
| 57 | #define CONFIG_SDRC /* The chip has SDRC controller */ |
| 58 | |
| 59 | #include <asm/arch/cpu.h> /* get chip and board defs */ |
| 60 | #include <asm/arch/omap3.h> |
| 61 | #include <asm/arch/mem.h> |
| 62 | #include <linux/stringify.h> |
| 63 | |
| 64 | /* |
| 65 | * Display CPU and Board information |
| 66 | */ |
| 67 | #define CONFIG_DISPLAY_CPUINFO |
| 68 | #define CONFIG_DISPLAY_BOARDINFO |
| 69 | |
| 70 | /* Clock Defines */ |
| 71 | #define V_OSCK 26000000 /* Clock output from T2 */ |
| 72 | #define V_SCLK (V_OSCK >> 1) |
| 73 | |
| 74 | #undef CONFIG_USE_IRQ /* no support for IRQs */ |
| 75 | #define CONFIG_MISC_INIT_R |
| 76 | #define CONFIG_SKIP_LOWLEVEL_INIT /* X-Loader set everything up */ |
| 77 | |
| 78 | #define CONFIG_CMDLINE_TAG /* enable passing kernel command line string */ |
| 79 | #define CONFIG_INITRD_TAG /* enable passing initrd */ |
| 80 | #define CONFIG_REVISION_TAG /* enable passing revision tag*/ |
| 81 | #define CONFIG_SETUP_MEMORY_TAGS /* enable memory tag */ |
| 82 | |
| 83 | /* |
| 84 | * Size of malloc() pool |
| 85 | */ |
| 86 | #define CONFIG_ENV_SIZE (128 << 10) |
| 87 | #define CONFIG_UBI_SIZE (512 << 10) |
| 88 | #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + CONFIG_UBI_SIZE + \ |
| 89 | (128 << 10)) |
| 90 | |
| 91 | /* |
| 92 | * Hardware drivers |
| 93 | */ |
| 94 | |
| 95 | /* |
| 96 | * NS16550 Configuration |
| 97 | */ |
| 98 | #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ |
| 99 | |
| 100 | #define CONFIG_SYS_NS16550 |
| 101 | #define CONFIG_SYS_NS16550_SERIAL |
| 102 | #define CONFIG_SYS_NS16550_REG_SIZE (-4) |
| 103 | #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK |
| 104 | |
| 105 | /* |
| 106 | * select serial console configuration |
| 107 | */ |
| 108 | #define CONFIG_CONS_INDEX 3 |
| 109 | #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 |
| 110 | #define CONFIG_SERIAL3 3 /* UART3 on RX-51 */ |
| 111 | |
| 112 | /* allow to overwrite serial and ethaddr */ |
| 113 | #define CONFIG_ENV_OVERWRITE |
| 114 | #define CONFIG_BAUDRATE 115200 |
| 115 | #define CONFIG_SYS_BAUDRATE_TABLE { 4800, 9600, 19200, 38400, 57600, 115200 } |
| 116 | #define CONFIG_MMC |
| 117 | #define CONFIG_GENERIC_MMC |
| 118 | #define CONFIG_OMAP_HSMMC |
| 119 | #define CONFIG_DOS_PARTITION |
| 120 | |
| 121 | /* USB */ |
| 122 | #define CONFIG_MUSB_UDC |
| 123 | #define CONFIG_MUSB_HDC |
| 124 | #define CONFIG_USB_OMAP3 |
| 125 | #define CONFIG_TWL4030_USB |
| 126 | |
| 127 | /* USB device configuration */ |
| 128 | #define CONFIG_USB_DEVICE |
| 129 | #define CONFIG_USBD_VENDORID 0x0421 |
| 130 | #define CONFIG_USBD_PRODUCTID 0x01c8 |
| 131 | #define CONFIG_USBD_MANUFACTURER "Nokia" |
| 132 | #define CONFIG_USBD_PRODUCT_NAME "N900" |
| 133 | |
| 134 | #define CONFIG_SYS_CONSOLE_IS_IN_ENV |
| 135 | #define CONFIG_SYS_NO_FLASH |
| 136 | |
| 137 | /* commands to include */ |
| 138 | #include <config_cmd_default.h> |
| 139 | |
| 140 | #define CONFIG_CMD_EXT2 /* EXT2 Support */ |
| 141 | #define CONFIG_CMD_EXT4 /* EXT4 Support */ |
| 142 | #define CONFIG_CMD_FAT /* FAT support */ |
| 143 | |
| 144 | #define CONFIG_CMD_I2C /* I2C serial bus support */ |
| 145 | #define CONFIG_CMD_MMC /* MMC support */ |
| 146 | #define CONFIG_CMD_GPIO /* Enable gpio command */ |
| 147 | |
| 148 | #define CONFIG_CMDLINE_EDITING /* add command line history */ |
| 149 | #define CONFIG_AUTO_COMPLETE /* add autocompletion support */ |
| 150 | |
Pali Rohár | 13eb3e4 | 2013-03-07 05:15:19 +0000 | [diff] [blame] | 151 | #define CONFIG_CMD_BOOTMENU /* ANSI terminal Boot Menu */ |
Pali Rohár | 248ef0a | 2012-10-29 07:54:01 +0000 | [diff] [blame] | 152 | #define CONFIG_CMD_CLEAR /* ANSI terminal clear screen command */ |
| 153 | |
| 154 | #ifdef ONENAND_SUPPORT |
| 155 | |
| 156 | #define CONFIG_CMD_ONENAND /* ONENAND support */ |
| 157 | #define CONFIG_CMD_MTDPARTS /* mtd parts support */ |
| 158 | |
| 159 | #ifdef UBIFS_SUPPORT |
| 160 | #define CONFIG_CMD_UBI /* UBI Support */ |
| 161 | #define CONFIG_CMD_UBIFS /* UBIFS Support */ |
| 162 | #endif |
| 163 | |
| 164 | #endif |
| 165 | |
| 166 | /* commands not needed from config_cmd_default.h */ |
| 167 | #undef CONFIG_CMD_FPGA /* FPGA configuration Support */ |
| 168 | #undef CONFIG_CMD_IMI /* iminfo */ |
| 169 | #undef CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */ |
| 170 | #undef CONFIG_CMD_NFS /* NFS support */ |
| 171 | #undef CONFIG_CMD_SAVEENV /* saveenv */ |
| 172 | #undef CONFIG_CMD_SETGETDCR /* DCR support on 4xx */ |
| 173 | |
| 174 | #define CONFIG_OMAP3_SPI |
| 175 | #define CONFIG_HARD_I2C |
| 176 | #define CONFIG_SYS_I2C_SPEED 100000 |
| 177 | #define CONFIG_SYS_I2C_SLAVE 1 |
| 178 | #define CONFIG_DRIVER_OMAP34XX_I2C |
| 179 | |
| 180 | /* |
| 181 | * TWL4030 |
| 182 | */ |
| 183 | #define CONFIG_TWL4030_POWER |
| 184 | #define CONFIG_TWL4030_LED |
| 185 | #define CONFIG_TWL4030_KEYPAD |
| 186 | |
| 187 | #define CONFIG_OMAP_GPIO |
| 188 | #define GPIO_SLIDE 71 |
| 189 | |
| 190 | /* |
| 191 | * Board ONENAND Info. |
| 192 | */ |
| 193 | |
| 194 | #define PART1_NAME "bootloader" |
| 195 | #define PART1_SIZE 128 |
| 196 | #define PART1_MULL 1024 |
| 197 | #define PART1_SUFF "k" |
| 198 | #define PART1_OFFS 0x00000000 |
| 199 | #define PART1_MASK 0x00000003 |
| 200 | |
| 201 | #define PART2_NAME "config" |
| 202 | #define PART2_SIZE 384 |
| 203 | #define PART2_MULL 1024 |
| 204 | #define PART2_SUFF "k" |
| 205 | #define PART2_OFFS 0x00020000 |
| 206 | #define PART2_MASK 0x00000000 |
| 207 | |
| 208 | #define PART3_NAME "log" |
| 209 | #define PART3_SIZE 256 |
| 210 | #define PART3_MULL 1024 |
| 211 | #define PART3_SUFF "k" |
| 212 | #define PART3_OFFS 0x00080000 |
| 213 | #define PART3_MASK 0x00000000 |
| 214 | |
| 215 | #define PART4_NAME "kernel" |
| 216 | #define PART4_SIZE 2 |
| 217 | #define PART4_MULL 1024*1024 |
| 218 | #define PART4_SUFF "m" |
| 219 | #define PART4_OFFS 0x000c0000 |
| 220 | #define PART4_MASK 0x00000000 |
| 221 | |
| 222 | #define PART5_NAME "initfs" |
| 223 | #define PART5_SIZE 2 |
| 224 | #define PART5_MULL 1024*1024 |
| 225 | #define PART5_SUFF "m" |
| 226 | #define PART5_OFFS 0x002c0000 |
| 227 | #define PART5_MASK 0x00000000 |
| 228 | |
| 229 | #define PART6_NAME "rootfs" |
| 230 | #define PART6_SIZE 257280 |
| 231 | #define PART6_MULL 1024 |
| 232 | #define PART6_SUFF "k" |
| 233 | #define PART6_OFFS 0x004c0000 |
| 234 | #define PART6_MASK 0x00000000 |
| 235 | |
| 236 | #ifdef ONENAND_SUPPORT |
| 237 | |
| 238 | #define PISMO1_NAND_SIZE GPMC_SIZE_128M |
| 239 | #define PISMO1_ONEN_SIZE GPMC_SIZE_128M |
| 240 | #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP |
| 241 | #define CONFIG_MTD_DEVICE |
| 242 | #define CONFIG_MTD_PARTITIONS |
| 243 | |
| 244 | #ifdef UBIFS_SUPPORT |
| 245 | #define CONFIG_RBTREE |
| 246 | #define CONFIG_LZO |
| 247 | #endif |
| 248 | |
| 249 | #define MTDIDS_DEFAULT "onenand0=onenand" |
| 250 | #define MTDPARTS_DEFAULT "mtdparts=onenand:" \ |
| 251 | __stringify(PART1_SIZE) PART1_SUFF "(" PART1_NAME ")ro," \ |
| 252 | __stringify(PART2_SIZE) PART2_SUFF "(" PART2_NAME ")," \ |
| 253 | __stringify(PART3_SIZE) PART3_SUFF "(" PART3_NAME ")," \ |
| 254 | __stringify(PART4_SIZE) PART4_SUFF "(" PART4_NAME ")," \ |
| 255 | __stringify(PART5_SIZE) PART5_SUFF "(" PART5_NAME ")," \ |
| 256 | "-(" PART6_NAME ")" |
| 257 | |
| 258 | #endif |
| 259 | |
| 260 | /* Watchdog support */ |
| 261 | #define CONFIG_HW_WATCHDOG |
| 262 | |
| 263 | /* |
| 264 | * Framebuffer |
| 265 | */ |
| 266 | /* Video console */ |
| 267 | #define CONFIG_VIDEO |
| 268 | #define CONFIG_CFB_CONSOLE |
| 269 | #define CONFIG_CFB_CONSOLE_ANSI /* Enable ANSI escape codes in framebuffer */ |
| 270 | #define CONFIG_VIDEO_LOGO |
| 271 | #define VIDEO_FB_16BPP_PIXEL_SWAP |
| 272 | #define VIDEO_FB_16BPP_WORD_SWAP |
| 273 | #define CONFIG_VIDEO_SW_CURSOR |
| 274 | #define CONFIG_SPLASH_SCREEN |
| 275 | |
| 276 | /* functions for cfb_console */ |
| 277 | #define VIDEO_KBD_INIT_FCT rx51_kp_init() |
| 278 | #define VIDEO_TSTC_FCT rx51_kp_tstc |
| 279 | #define VIDEO_GETC_FCT rx51_kp_getc |
| 280 | #ifndef __ASSEMBLY__ |
| 281 | int rx51_kp_init(void); |
| 282 | int rx51_kp_tstc(void); |
| 283 | int rx51_kp_getc(void); |
| 284 | #endif |
| 285 | |
| 286 | #ifndef MTDPARTS_DEFAULT |
| 287 | #define MTDPARTS_DEFAULT |
| 288 | #endif |
| 289 | |
| 290 | /* Environment information */ |
Pali Rohár | 248ef0a | 2012-10-29 07:54:01 +0000 | [diff] [blame] | 291 | #define CONFIG_EXTRA_ENV_SETTINGS \ |
| 292 | "mtdparts=" MTDPARTS_DEFAULT "\0" \ |
| 293 | "usbtty=cdc_acm\0" \ |
| 294 | "stdin=vga\0" \ |
| 295 | "stdout=vga\0" \ |
| 296 | "stderr=vga\0" \ |
| 297 | "setcon=setenv stdin ${con};" \ |
| 298 | "setenv stdout ${con};" \ |
| 299 | "setenv stderr ${con}\0" \ |
| 300 | "sercon=setenv con serial; run setcon\0" \ |
| 301 | "usbcon=setenv con usbtty; run setcon\0" \ |
| 302 | "vgacon=setenv con vga; run setcon\0" \ |
| 303 | "slide=gpio input " __stringify(GPIO_SLIDE) "\0" \ |
| 304 | "switchmmc=mmc dev ${mmcnum}\0" \ |
| 305 | "kernaddr=0x82008000\0" \ |
| 306 | "initrdaddr=0x84008000\0" \ |
| 307 | "scriptaddr=0x86008000\0" \ |
| 308 | "fileload=${mmctype}load mmc ${mmcnum}:${mmcpart} " \ |
| 309 | "${loadaddr} ${mmcfile}\0" \ |
| 310 | "kernload=setenv loadaddr ${kernaddr};" \ |
| 311 | "setenv mmcfile ${mmckernfile};" \ |
| 312 | "run fileload\0" \ |
| 313 | "initrdload=setenv loadaddr ${initrdaddr};" \ |
| 314 | "setenv mmcfile ${mmcinitrdfile};" \ |
| 315 | "run fileload\0" \ |
| 316 | "scriptload=setenv loadaddr ${scriptaddr};" \ |
| 317 | "setenv mmcfile ${mmcscriptfile};" \ |
| 318 | "run fileload\0" \ |
| 319 | "scriptboot=echo Running ${mmcscriptfile} from mmc " \ |
| 320 | "${mmcnum}:${mmcpart} ...; source ${scriptaddr}\0" \ |
| 321 | "kernboot=echo Booting ${mmckernfile} from mmc " \ |
| 322 | "${mmcnum}:${mmcpart} ...; bootm ${kernaddr}\0" \ |
| 323 | "kerninitrdboot=echo Booting ${mmckernfile} ${mmcinitrdfile} from mmc "\ |
| 324 | "${mmcnum}:${mmcpart} ...; bootm ${kernaddr} ${initrdaddr}\0" \ |
| 325 | "attachboot=echo Booting attached kernel image ...;" \ |
| 326 | "setenv setup_omap_atag 1;" \ |
| 327 | "bootm ${attkernaddr};" \ |
| 328 | "setenv setup_omap_atag\0" \ |
| 329 | "trymmcscriptboot=if run switchmmc; then " \ |
| 330 | "if run scriptload; then " \ |
| 331 | "run scriptboot;" \ |
| 332 | "fi;" \ |
| 333 | "fi\0" \ |
| 334 | "trymmckernboot=if run switchmmc; then " \ |
| 335 | "if run kernload; then " \ |
| 336 | "run kernboot;" \ |
| 337 | "fi;" \ |
| 338 | "fi\0" \ |
| 339 | "trymmckerninitrdboot=if run switchmmc; then " \ |
| 340 | "if run initrdload; then " \ |
| 341 | "if run kernload; then " \ |
| 342 | "run kerninitrdboot;" \ |
| 343 | "fi;" \ |
| 344 | "fi; " \ |
| 345 | "fi\0" \ |
| 346 | "trymmcpartboot=setenv mmcscriptfile boot.scr; run trymmcscriptboot;" \ |
| 347 | "setenv mmckernfile uImage; run trymmckernboot\0" \ |
| 348 | "trymmcallpartboot=setenv mmcpart 1; run trymmcpartboot;" \ |
| 349 | "setenv mmcpart 2; run trymmcpartboot;" \ |
| 350 | "setenv mmcpart 3; run trymmcpartboot;" \ |
| 351 | "setenv mmcpart 4; run trymmcpartboot\0" \ |
| 352 | "trymmcboot=if run switchmmc; then " \ |
| 353 | "setenv mmctype fat;" \ |
| 354 | "run trymmcallpartboot;" \ |
| 355 | "setenv mmctype ext2;" \ |
| 356 | "run trymmcallpartboot;" \ |
| 357 | "setenv mmctype ext4;" \ |
| 358 | "run trymmcallpartboot;" \ |
| 359 | "fi\0" \ |
| 360 | "emmcboot=setenv mmcnum 1; run trymmcboot\0" \ |
| 361 | "sdboot=setenv mmcnum 0; run trymmcboot\0" \ |
Pali Rohár | 13eb3e4 | 2013-03-07 05:15:19 +0000 | [diff] [blame] | 362 | "menucmd=bootmenu\0" \ |
| 363 | "bootmenu_0=Attached kernel=run attachboot\0" \ |
| 364 | "bootmenu_1=Internal eMMC=run emmcboot\0" \ |
| 365 | "bootmenu_2=External SD card=run sdboot\0" \ |
| 366 | "bootmenu_3=U-Boot boot order=boot\0" \ |
| 367 | "bootmenu_delay=30\0" \ |
Pali Rohár | 248ef0a | 2012-10-29 07:54:01 +0000 | [diff] [blame] | 368 | "" |
| 369 | |
| 370 | #define CONFIG_PREBOOT \ |
Pali Rohár | 13eb3e4 | 2013-03-07 05:15:19 +0000 | [diff] [blame] | 371 | "setenv mmcnum 1; setenv mmcpart 1;" \ |
| 372 | "setenv mmcscriptfile bootmenu.scr;" \ |
| 373 | "if run switchmmc; then " \ |
| 374 | "setenv mmcdone true;" \ |
| 375 | "setenv mmctype fat;" \ |
| 376 | "if run scriptload; then true; else " \ |
| 377 | "setenv mmctype ext2;" \ |
| 378 | "if run scriptload; then true; else " \ |
| 379 | "setenv mmctype ext4;" \ |
| 380 | "if run scriptload; then true; else " \ |
| 381 | "setenv mmcdone false;" \ |
| 382 | "fi;" \ |
| 383 | "fi;" \ |
| 384 | "fi;" \ |
| 385 | "if ${mmcdone}; then " \ |
| 386 | "run scriptboot;" \ |
| 387 | "fi;" \ |
| 388 | "fi;" \ |
| 389 | "if run slide; then true; else " \ |
| 390 | "setenv bootmenu_delay 0;" \ |
| 391 | "setenv bootdelay 0;" \ |
| 392 | "fi" |
| 393 | |
| 394 | #define CONFIG_POSTBOOTMENU \ |
| 395 | "echo;" \ |
Pali Rohár | 248ef0a | 2012-10-29 07:54:01 +0000 | [diff] [blame] | 396 | "echo Extra commands:;" \ |
| 397 | "echo run sercon - Use serial port for control.;" \ |
| 398 | "echo run usbcon - Use usbtty for control.;" \ |
| 399 | "echo run vgacon - Use framebuffer/keyboard.;" \ |
| 400 | "echo run sdboot - Boot from SD card slot.;" \ |
| 401 | "echo run emmcboot - Boot internal eMMC memory.;" \ |
| 402 | "echo run attachboot - Boot attached kernel image.;" \ |
| 403 | "echo" |
| 404 | |
| 405 | #define CONFIG_BOOTCOMMAND \ |
| 406 | "run sdboot;" \ |
| 407 | "run emmcboot;" \ |
| 408 | "run attachboot;" \ |
| 409 | "echo" |
| 410 | |
Pali Rohár | 13eb3e4 | 2013-03-07 05:15:19 +0000 | [diff] [blame] | 411 | #define CONFIG_BOOTDELAY 30 |
| 412 | #define CONFIG_AUTOBOOT_KEYED |
| 413 | #define CONFIG_MENU |
| 414 | #define CONFIG_MENU_SHOW |
| 415 | |
Pali Rohár | 248ef0a | 2012-10-29 07:54:01 +0000 | [diff] [blame] | 416 | /* |
| 417 | * Miscellaneous configurable options |
| 418 | */ |
| 419 | #define CONFIG_SYS_LONGHELP /* undef to save memory */ |
| 420 | #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ |
| 421 | #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " |
| 422 | #define CONFIG_SYS_PROMPT "Nokia RX-51 # " |
| 423 | #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ |
| 424 | /* Print Buffer Size */ |
| 425 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ |
| 426 | sizeof(CONFIG_SYS_PROMPT) + 16) |
| 427 | #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ |
| 428 | /* Boot Argument Buffer Size */ |
| 429 | #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) |
| 430 | |
| 431 | #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) |
| 432 | #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + 0x01F00000)/*31MB*/ |
| 433 | |
| 434 | /* default load address */ |
| 435 | #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) |
| 436 | |
| 437 | /* |
| 438 | * OMAP3 has 12 GP timers, they can be driven by the system clock |
| 439 | * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). |
| 440 | * This rate is divided by a local divisor. |
| 441 | */ |
| 442 | #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) |
| 443 | #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ |
| 444 | #define CONFIG_SYS_HZ 1000 |
| 445 | |
| 446 | /* |
| 447 | * Stack sizes |
| 448 | * |
| 449 | * The stack sizes are set up in start.S using the settings below |
| 450 | */ |
| 451 | #define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */ |
| 452 | |
| 453 | /* |
| 454 | * Physical Memory Map |
| 455 | */ |
| 456 | #define CONFIG_NR_DRAM_BANKS 2 |
| 457 | #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 |
| 458 | |
| 459 | /* |
| 460 | * FLASH and environment organization |
| 461 | */ |
| 462 | |
| 463 | #define CONFIG_ENV_IS_NOWHERE |
| 464 | |
| 465 | #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 |
| 466 | #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 |
| 467 | #define CONFIG_SYS_INIT_RAM_SIZE 0x800 |
| 468 | #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ |
| 469 | CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) |
| 470 | |
| 471 | /* |
| 472 | * Attached kernel image |
| 473 | */ |
| 474 | |
| 475 | #define SDRAM_SIZE 0x10000000 /* 256 MB */ |
| 476 | #define SDRAM_END (CONFIG_SYS_SDRAM_BASE + SDRAM_SIZE) |
| 477 | |
| 478 | #define IMAGE_MAXSIZE 0x1FF800 /* 2 MB - 2 kB */ |
| 479 | #define KERNEL_OFFSET 0x40000 /* 256 kB */ |
| 480 | #define KERNEL_MAXSIZE (IMAGE_MAXSIZE-KERNEL_OFFSET) |
| 481 | #define KERNEL_ADDRESS (SDRAM_END-KERNEL_MAXSIZE) |
| 482 | |
| 483 | /* Reserve protected RAM for attached kernel */ |
| 484 | #define CONFIG_PRAM ((KERNEL_MAXSIZE >> 10)+1) |
| 485 | |
| 486 | #endif /* __CONFIG_H */ |