1 /* 2 * am335x_evm.h 3 * 4 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation version 2. 9 * 10 * This program is distributed "as is" WITHOUT ANY WARRANTY of any 11 * kind, whether express or implied; without even the implied warranty 12 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 */ 15 16 #ifndef __CONFIG_AM335X_EVM_H 17 #define __CONFIG_AM335X_EVM_H 18 19 #define CONFIG_AM33XX 20 #define CONFIG_OMAP 21 #define CONFIG_OMAP_COMMON 22 23 #include <asm/arch/omap.h> 24 25 #define CONFIG_DMA_COHERENT 26 #define CONFIG_DMA_COHERENT_SIZE (1 << 20) 27 28 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 29 #define CONFIG_SYS_MALLOC_LEN (1024 << 10) 30 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 31 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 32 #define CONFIG_SYS_PROMPT "U-Boot# " 33 #define CONFIG_BOARD_LATE_INIT 34 #define CONFIG_SYS_NO_FLASH 35 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ 36 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM 37 38 #define CONFIG_OF_LIBFDT 39 #define CONFIG_CMD_BOOTZ 40 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 41 #define CONFIG_CMDLINE_EDITING 42 #define CONFIG_STACKSIZE (128 * 1024) 43 #define CONFIG_AUTO_COMPLETE 44 #define CONFIG_SETUP_MEMORY_TAGS 45 #define CONFIG_INITRD_TAG 46 47 /* Custom script for NOR */ 48 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" 49 50 #define CONFIG_SYS_CACHELINE_SIZE 64 51 52 /* commands to include */ 53 #include <config_cmd_default.h> 54 55 #define CONFIG_CMD_ASKENV 56 #define CONFIG_VERSION_VARIABLE 57 58 #ifdef CONFIG_NAND 59 #define NANDARGS \ 60 "mtdids=" MTDIDS_DEFAULT "\0" \ 61 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 62 "nandargs=setenv bootargs console=${console} " \ 63 "${optargs} " \ 64 "root=${nandroot} " \ 65 "rootfstype=${nandrootfstype}\0" \ 66 "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \ 67 "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ 68 "nandrootfstype=ubifs rootwait=1\0" \ 69 "nandsrcaddr=0x280000\0" \ 70 "nandboot=echo Booting from nand ...; " \ 71 "run nandargs; " \ 72 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \ 73 "bootm ${loadaddr}\0" \ 74 "nandimgsize=0x500000\0" 75 #else 76 #define NANDARGS "" 77 #endif 78 79 /* set to negative value for no autoboot */ 80 #define CONFIG_BOOTDELAY 1 81 #define CONFIG_ENV_VARS_UBOOT_CONFIG 82 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 83 #ifndef CONFIG_SPL_BUILD 84 #define CONFIG_EXTRA_ENV_SETTINGS \ 85 "loadaddr=0x80200000\0" \ 86 "fdtaddr=0x80F80000\0" \ 87 "fdt_high=0xffffffff\0" \ 88 "rdaddr=0x81000000\0" \ 89 "bootdir=/boot\0" \ 90 "bootfile=uImage\0" \ 91 "fdtfile=undefined\0" \ 92 "console=ttyO0,115200n8\0" \ 93 "optargs=\0" \ 94 "dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \ 95 "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \ 96 "mmcdev=0\0" \ 97 "mmcroot=/dev/mmcblk0p2 ro\0" \ 98 "mmcrootfstype=ext4 rootwait\0" \ 99 "bootpart=0:2\0" \ 100 "rootpath=/export/rootfs\0" \ 101 "nfsopts=nolock\0" \ 102 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 103 "::off\0" \ 104 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \ 105 "ramrootfstype=ext2\0" \ 106 "mmcargs=setenv bootargs console=${console} " \ 107 "${optargs} " \ 108 "root=${mmcroot} " \ 109 "rootfstype=${mmcrootfstype}\0" \ 110 "spiroot=/dev/mtdblock4 rw\0" \ 111 "spirootfstype=jffs2\0" \ 112 "spisrcaddr=0xe0000\0" \ 113 "spiimgsize=0x362000\0" \ 114 "spibusno=0\0" \ 115 "spiargs=setenv bootargs console=${console} " \ 116 "${optargs} " \ 117 "root=${spiroot} " \ 118 "rootfstype=${spirootfstype}\0" \ 119 "netargs=setenv bootargs console=${console} " \ 120 "${optargs} " \ 121 "root=/dev/nfs " \ 122 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 123 "ip=dhcp\0" \ 124 "bootenv=uEnv.txt\0" \ 125 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ 126 "importbootenv=echo Importing environment from mmc ...; " \ 127 "env import -t $loadaddr $filesize\0" \ 128 "ramargs=setenv bootargs console=${console} " \ 129 "${optargs} " \ 130 "root=${ramroot} " \ 131 "rootfstype=${ramrootfstype}\0" \ 132 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ 133 "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ 134 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ 135 "mmcboot=mmc dev ${mmcdev}; " \ 136 "if mmc rescan; then " \ 137 "echo SD/MMC found on device ${mmcdev};" \ 138 "if run loadbootenv; then " \ 139 "echo Loaded environment from ${bootenv};" \ 140 "run importbootenv;" \ 141 "fi;" \ 142 "if test -n $uenvcmd; then " \ 143 "echo Running uenvcmd ...;" \ 144 "run uenvcmd;" \ 145 "fi;" \ 146 "if run loaduimage; then " \ 147 "run loadfdt;" \ 148 "run mmcargs; " \ 149 "bootm ${loadaddr} - ${fdtaddr};" \ 150 "fi;" \ 151 "fi;\0" \ 152 "spiboot=echo Booting from spi ...; " \ 153 "run spiargs; " \ 154 "sf probe ${spibusno}:0; " \ 155 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ 156 "bootm ${loadaddr}\0" \ 157 "netboot=echo Booting from network ...; " \ 158 "setenv autoload no; " \ 159 "dhcp; " \ 160 "tftp ${loadaddr} ${bootfile}; " \ 161 "tftp ${fdtaddr} ${fdtfile}; " \ 162 "run netargs; " \ 163 "bootm ${loadaddr} - ${fdtaddr}\0" \ 164 "ramboot=echo Booting from ramdisk ...; " \ 165 "run ramargs; " \ 166 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \ 167 "findfdt="\ 168 "if test $board_name = A335BONE; then " \ 169 "setenv fdtfile am335x-bone.dtb; fi; " \ 170 "if test $board_name = A335BNLT; then " \ 171 "setenv fdtfile am335x-boneblack.dtb; fi; " \ 172 "if test $board_name = A33515BB; then " \ 173 "setenv fdtfile am335x-evm.dtb; fi; " \ 174 "if test $board_name = A335X_SK; then " \ 175 "setenv fdtfile am335x-evmsk.dtb; fi; " \ 176 "if test $fdtfile = undefined; then " \ 177 "echo WARNING: Could not determine device tree to use; fi; \0" \ 178 NANDARGS 179 #endif 180 181 #define CONFIG_BOOTCOMMAND \ 182 "run findfdt; " \ 183 "run mmcboot;" \ 184 "setenv mmcdev 1; " \ 185 "setenv bootpart 1:2; " \ 186 "run mmcboot;" \ 187 "run nandboot;" 188 189 /* Clock Defines */ 190 #define V_OSCK 24000000 /* Clock output from T2 */ 191 #define V_SCLK (V_OSCK) 192 193 #define CONFIG_CMD_ECHO 194 195 /* We set the max number of command args high to avoid HUSH bugs. */ 196 #define CONFIG_SYS_MAXARGS 64 197 198 /* Console I/O Buffer Size */ 199 #define CONFIG_SYS_CBSIZE 512 200 201 /* Print Buffer Size */ 202 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 203 + sizeof(CONFIG_SYS_PROMPT) + 16) 204 205 /* Boot Argument Buffer Size */ 206 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 207 208 /* 209 * memtest works on 8 MB in DRAM after skipping 32MB from 210 * start addr of ram disk 211 */ 212 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) 213 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ 214 + (8 * 1024 * 1024)) 215 216 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 217 218 #define CONFIG_MMC 219 #define CONFIG_GENERIC_MMC 220 #define CONFIG_OMAP_HSMMC 221 #define CONFIG_CMD_MMC 222 #define CONFIG_DOS_PARTITION 223 #define CONFIG_CMD_FAT 224 #define CONFIG_FAT_WRITE 225 #define CONFIG_CMD_EXT2 226 #define CONFIG_CMD_EXT4 227 #define CONFIG_CMD_FS_GENERIC 228 229 #define CONFIG_SPI 230 #define CONFIG_OMAP3_SPI 231 #define CONFIG_MTD_DEVICE 232 #define CONFIG_SPI_FLASH 233 #define CONFIG_SPI_FLASH_WINBOND 234 #define CONFIG_CMD_SF 235 #define CONFIG_SF_DEFAULT_SPEED (24000000) 236 237 /* USB Composite download gadget - g_dnl */ 238 #define CONFIG_USB_GADGET 239 #define CONFIG_USBDOWNLOAD_GADGET 240 241 /* USB TI's IDs */ 242 #define CONFIG_USBD_HS 243 #define CONFIG_G_DNL_VENDOR_NUM 0x0403 244 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00 245 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments" 246 247 /* USB Device Firmware Update support */ 248 #define CONFIG_DFU_FUNCTION 249 #define CONFIG_DFU_MMC 250 #define CONFIG_CMD_DFU 251 #define DFU_ALT_INFO_MMC \ 252 "boot part 0 1;" \ 253 "rootfs part 0 2;" \ 254 "MLO fat 0 1;" \ 255 "MLO.raw mmc 100 100;" \ 256 "u-boot.img.raw mmc 300 400;" \ 257 "spl-os-args.raw mmc 80 80;" \ 258 "spl-os-image.raw mmc 900 2000;" \ 259 "spl-os-args fat 0 1;" \ 260 "spl-os-image fat 0 1;" \ 261 "u-boot.img fat 0 1;" \ 262 "uEnv.txt fat 0 1" 263 #ifdef CONFIG_NAND 264 #define CONFIG_DFU_NAND 265 #define DFU_ALT_INFO_NAND \ 266 "SPL part 0 1;" \ 267 "SPL.backup1 part 0 2;" \ 268 "SPL.backup2 part 0 3;" \ 269 "SPL.backup3 part 0 4;" \ 270 "u-boot part 0 5;" \ 271 "u-boot-spl-os part 0 6;" \ 272 "kernel part 0 8;" \ 273 "rootfs part 0 9" 274 #endif 275 276 /* Physical Memory Map */ 277 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 278 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 279 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ 280 281 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 282 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 283 GENERATED_GBL_DATA_SIZE) 284 /* Platform/Board specific defs */ 285 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 286 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 287 #define CONFIG_SYS_HZ 1000 /* 1ms clock */ 288 289 /* NS16550 Configuration */ 290 #define CONFIG_SYS_NS16550 291 #define CONFIG_SYS_NS16550_SERIAL 292 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 293 #define CONFIG_SYS_NS16550_CLK (48000000) 294 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 295 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ 296 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ 297 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ 298 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ 299 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ 300 301 /* I2C Configuration */ 302 #define CONFIG_I2C 303 #define CONFIG_CMD_I2C 304 #define CONFIG_HARD_I2C 305 #define CONFIG_SYS_I2C_SPEED 100000 306 #define CONFIG_SYS_I2C_SLAVE 1 307 #define CONFIG_I2C_MULTI_BUS 308 #define CONFIG_DRIVER_OMAP24XX_I2C 309 #define CONFIG_CMD_EEPROM 310 #define CONFIG_ENV_EEPROM_IS_ON_I2C 311 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ 312 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 313 #define CONFIG_SYS_I2C_MULTI_EEPROMS 314 315 #define CONFIG_OMAP_GPIO 316 317 #define CONFIG_BAUDRATE 115200 318 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \ 319 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 } 320 321 /* CPU */ 322 #define CONFIG_ARCH_CPU_INIT 323 324 #define CONFIG_ENV_OVERWRITE 1 325 #define CONFIG_SYS_CONSOLE_INFO_QUIET 326 327 #ifndef CONFIG_NOR_BOOT 328 /* Defines for SPL */ 329 #define CONFIG_SPL 330 #define CONFIG_SPL_FRAMEWORK 331 /* 332 * Place the image at the start of the ROM defined image space. 333 * We limit our size to the ROM-defined downloaded image area, and use the 334 * rest of the space for stack. 335 */ 336 #define CONFIG_SPL_TEXT_BASE 0x402F0400 337 #define CONFIG_SPL_MAX_SIZE (0x4030C000 - CONFIG_SPL_TEXT_BASE) 338 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR 339 340 #define CONFIG_SPL_OS_BOOT 341 342 #define CONFIG_SPL_BSS_START_ADDR 0x80a00000 343 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 344 345 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 346 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 347 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 348 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" 349 350 #ifdef CONFIG_SPL_OS_BOOT 351 /* fat */ 352 #define CONFIG_SPL_FAT_LOAD_KERNEL_NAME "uImage" 353 #define CONFIG_SPL_FAT_LOAD_ARGS_NAME "args" 354 #define CONFIG_SYS_SPL_ARGS_ADDR (PHYS_DRAM_1 + 0x100) 355 356 /* raw mmc */ 357 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */ 358 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */ 359 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */ 360 361 /* nand */ 362 #ifdef CONFIG_NAND 363 #define CONFIG_CMD_SPL_NAND_OFS 0x240000 /* end of u-boot */ 364 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000 365 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 366 #endif 367 368 /* spl export command */ 369 #define CONFIG_CMD_SPL 370 #endif 371 372 #define CONFIG_SPL_MMC_SUPPORT 373 #define CONFIG_SPL_FAT_SUPPORT 374 #define CONFIG_SPL_I2C_SUPPORT 375 376 #define CONFIG_SPL_LIBCOMMON_SUPPORT 377 #define CONFIG_SPL_LIBDISK_SUPPORT 378 #define CONFIG_SPL_LIBGENERIC_SUPPORT 379 #define CONFIG_SPL_SERIAL_SUPPORT 380 #define CONFIG_SPL_GPIO_SUPPORT 381 #define CONFIG_SPL_YMODEM_SUPPORT 382 #define CONFIG_SPL_NET_SUPPORT 383 #define CONFIG_SPL_ENV_SUPPORT 384 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" 385 #define CONFIG_SPL_ETH_SUPPORT 386 #define CONFIG_SPL_SPI_SUPPORT 387 #define CONFIG_SPL_SPI_FLASH_SUPPORT 388 #define CONFIG_SPL_SPI_LOAD 389 #define CONFIG_SPL_SPI_BUS 0 390 #define CONFIG_SPL_SPI_CS 0 391 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 392 #define CONFIG_SPL_MUSB_NEW_SUPPORT 393 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" 394 395 #define CONFIG_SPL_BOARD_INIT 396 397 #ifdef CONFIG_NAND 398 #define CONFIG_SPL_NAND_AM33XX_BCH 399 #define CONFIG_SPL_NAND_SUPPORT 400 #define CONFIG_SPL_NAND_BASE 401 #define CONFIG_SPL_NAND_DRIVERS 402 #define CONFIG_SPL_NAND_ECC 403 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 404 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 405 CONFIG_SYS_NAND_PAGE_SIZE) 406 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 407 #define CONFIG_SYS_NAND_OOBSIZE 64 408 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 409 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 410 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 411 10, 11, 12, 13, 14, 15, 16, 17, \ 412 18, 19, 20, 21, 22, 23, 24, 25, \ 413 26, 27, 28, 29, 30, 31, 32, 33, \ 414 34, 35, 36, 37, 38, 39, 40, 41, \ 415 42, 43, 44, 45, 46, 47, 48, 49, \ 416 50, 51, 52, 53, 54, 55, 56, 57, } 417 418 #define CONFIG_SYS_NAND_ECCSIZE 512 419 #define CONFIG_SYS_NAND_ECCBYTES 14 420 421 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 422 423 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 424 #endif 425 #endif 426 427 /* 428 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 429 * 64 bytes before this address should be set aside for u-boot.img's 430 * header. That is 0x800FFFC0--0x80100000 should not be used for any 431 * other needs. 432 */ 433 #ifdef CONFIG_NOR_BOOT 434 #define CONFIG_SYS_TEXT_BASE 0x08000000 435 #else 436 #define CONFIG_SYS_TEXT_BASE 0x80800000 437 #endif 438 #define CONFIG_SYS_SPL_MALLOC_START 0x80a08000 439 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 440 441 /* Since SPL did pll and ddr initialization for us, 442 * we don't need to do it twice. 443 */ 444 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT) 445 #define CONFIG_SKIP_LOWLEVEL_INIT 446 #endif 447 448 /* 449 * USB configuration 450 */ 451 #define CONFIG_USB_MUSB_DSPS 452 #define CONFIG_ARCH_MISC_INIT 453 #define CONFIG_MUSB_GADGET 454 #define CONFIG_MUSB_PIO_ONLY 455 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT 456 #define CONFIG_USB_GADGET_DUALSPEED 457 #define CONFIG_USB_GADGET_VBUS_DRAW 2 458 #define CONFIG_MUSB_HOST 459 #define CONFIG_AM335X_USB0 460 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL 461 #define CONFIG_AM335X_USB1 462 #define CONFIG_AM335X_USB1_MODE MUSB_HOST 463 464 #ifdef CONFIG_MUSB_HOST 465 #define CONFIG_CMD_USB 466 #define CONFIG_USB_STORAGE 467 #endif 468 469 #ifdef CONFIG_MUSB_GADGET 470 #define CONFIG_USB_ETHER 471 #define CONFIG_USB_ETH_RNDIS 472 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00" 473 #endif /* CONFIG_MUSB_GADGET */ 474 475 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT) 476 /* disable host part of MUSB in SPL */ 477 #undef CONFIG_MUSB_HOST 478 /* 479 * Disable CPSW SPL support so we fit within the 101KiB limit. 480 */ 481 #undef CONFIG_SPL_ETH_SUPPORT 482 #endif 483 484 /* 485 * Default to using SPI for environment, etc. 486 * 0x000000 - 0x020000 : SPL (128KiB) 487 * 0x020000 - 0x0A0000 : U-Boot (512KiB) 488 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB) 489 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB) 490 * 0x0E0000 - 0x442000 : Linux Kernel 491 * 0x442000 - 0x800000 : Userland 492 */ 493 #if defined(CONFIG_SPI_BOOT) 494 #define CONFIG_ENV_IS_IN_SPI_FLASH 495 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 496 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 497 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ 498 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */ 499 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */ 500 #define CONFIG_CMD_MTDPARTS 501 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" 502 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ 503 "512k(u-boot),128k(u-boot-env1)," \ 504 "128k(u-boot-env2),3464k(kernel)," \ 505 "-(rootfs)" 506 #elif defined(CONFIG_EMMC_BOOT) 507 #undef CONFIG_ENV_IS_NOWHERE 508 #define CONFIG_ENV_IS_IN_MMC 509 #define CONFIG_SYS_MMC_ENV_DEV 1 510 #define CONFIG_SYS_MMC_ENV_PART 2 511 #endif 512 513 /* Unsupported features */ 514 #undef CONFIG_USE_IRQ 515 516 #define CONFIG_CMD_NET 517 #define CONFIG_CMD_DHCP 518 #define CONFIG_CMD_PING 519 #define CONFIG_DRIVER_TI_CPSW 520 #define CONFIG_MII 521 #define CONFIG_BOOTP_DEFAULT 522 #define CONFIG_BOOTP_DNS 523 #define CONFIG_BOOTP_DNS2 524 #define CONFIG_BOOTP_SEND_HOSTNAME 525 #define CONFIG_BOOTP_GATEWAY 526 #define CONFIG_BOOTP_SUBNETMASK 527 #define CONFIG_NET_RETRY_COUNT 10 528 #define CONFIG_NET_MULTI 529 #define CONFIG_PHY_GIGE 530 #define CONFIG_PHYLIB 531 #define CONFIG_PHY_ADDR 0 532 #define CONFIG_PHY_SMSC 533 534 /* NAND support */ 535 #ifdef CONFIG_NAND 536 #define CONFIG_CMD_NAND 537 #define CONFIG_CMD_MTDPARTS 538 #define CONFIG_NAND_OMAP_GPMC 539 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 540 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */ 541 /* to access nand at */ 542 /* CS0 */ 543 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND 544 devices */ 545 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT) 546 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 547 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \ 548 "128k(SPL.backup1)," \ 549 "128k(SPL.backup2)," \ 550 "128k(SPL.backup3),1792k(u-boot)," \ 551 "128k(u-boot-spl-os)," \ 552 "128k(u-boot-env),5m(kernel),-(rootfs)" 553 #define CONFIG_ENV_IS_IN_NAND 554 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */ 555 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 556 #endif 557 #endif 558 559 /* 560 * NOR Size = 16 MiB 561 * Number of Sectors/Blocks = 128 562 * Sector Size = 128 KiB 563 * Word length = 16 bits 564 * Default layout: 565 * 0x000000 - 0x07FFFF : U-Boot (512 KiB) 566 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB) 567 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB) 568 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB) 569 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB) 570 */ 571 #if defined(CONFIG_NOR) 572 #undef CONFIG_SYS_NO_FLASH 573 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 574 #define CONFIG_SYS_FLASH_PROTECTION 575 #define CONFIG_SYS_FLASH_CFI 576 #define CONFIG_FLASH_CFI_DRIVER 577 #define CONFIG_FLASH_CFI_MTD 578 #define CONFIG_SYS_MAX_FLASH_SECT 128 579 #define CONFIG_SYS_MAX_FLASH_BANKS 1 580 #define CONFIG_SYS_FLASH_BASE (0x08000000) 581 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 582 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 583 #ifdef CONFIG_NOR_BOOT 584 #define CONFIG_ENV_IS_IN_FLASH 585 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 586 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */ 587 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */ 588 #define CONFIG_CMD_MTDPARTS 589 #define MTDIDS_DEFAULT "nor0=physmap-flash.0" 590 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \ 591 "512k(u-boot)," \ 592 "128k(u-boot-env1)," \ 593 "128k(u-boot-env2)," \ 594 "4m(kernel),-(rootfs)" 595 #endif 596 #define CONFIG_MTD_DEVICE 597 #define CONFIG_CMD_FLASH 598 #endif /* NOR support */ 599 600 #endif /* ! __CONFIG_AM335X_EVM_H */ 601